From 4f6682ca29cefb83ac2307657d8605f96051da19 Mon Sep 17 00:00:00 2001 From: "Graham Linden graham@lindenlab.com" Date: Mon, 12 Mar 2018 22:26:22 +0100 Subject: De-duplicate deferred shader code for atmospherics and transport. --- .../shaders/class2/windlight/atmosphericsF.glsl | 122 +++++++++++++++++++-- .../class2/windlight/atmosphericsHelpersF.glsl | 49 +++++++++ .../shaders/class2/windlight/gammaF.glsl | 7 +- .../shaders/class2/windlight/transportF.glsl | 25 +++-- 4 files changed, 185 insertions(+), 18 deletions(-) create mode 100644 indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index fea3cbf69b..fee1a7f311 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -22,23 +22,127 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - - - -////////////////////////////////////////////////////////// -// The fragment shader for the terrain atmospherics -////////////////////////////////////////////////////////// vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); uniform sampler2D cloudMap; +uniform vec4 gamma; uniform vec4 cloud_pos_density1; +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float distance_multiplier; +uniform float max_y; +uniform vec4 glow; +uniform float scene_light_strength; +uniform mat3 ssao_effect_mat; -vec3 atmosLighting(vec3 light) +vec3 scaleFragSoftClip(vec3 light) +{ + //soft clip effect: + light = 1. - clamp(light, vec3(0.), vec3(1.)); + light = 1. - pow(light, gamma.xxx); + return light; +} + +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor(); + light *= atten.r; + light += additive; return (2.0 * light); } +vec3 atmosLighting(vec3 light) +{ + return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); +} + +void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { + + vec3 P = inPositionEye; + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = sunlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier); + + //final atmosphere attenuation factor + atten = temp1.rgb; + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .03); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + //add "minimum anti-solar illumination" + temp2.x += .25; + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; + + /* decrease value and saturation (that in HSV, not HSL) for occluded areas + * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html + * // The following line of code performs the equivalent of: + * float ambAlpha = tmpAmbient.a; + * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis + * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); + * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); + */ + tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); + + //haze color + additive = + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + + tmpAmbient)); + + //brightness of surface both sunlight and ambient + sunlit = vec3(sunlight * .5); + amblit = vec3(tmpAmbient * .25); + additive *= vec3(1.0 - temp1); +} + diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl new file mode 100644 index 0000000000..3582759e62 --- /dev/null +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -0,0 +1,49 @@ +/** + * @file atmosphericsHelpersV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +// Output variables + +uniform float scene_light_strength; + +vec3 atmosFragAmbient(vec3 light, vec3 amblit) +{ + return amblit + light / 2.0; +} + +vec3 atmosFragAffectDirectionalLight(float lightIntensity, vec3 sunlit) +{ + return sunlit * lightIntensity; +} + +vec3 scaleDownLightFrag(vec3 light) +{ + return (light / scene_light_strength ); +} + +vec3 scaleUpLightFrag(vec3 light) +{ + return (light * scene_light_strength); +} + diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 478373d729..2db633cd01 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -38,7 +38,12 @@ vec3 scaleSoftClip(vec3 light) { return light; } +vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 atten) +{ + return mix(scaleSoftClip(light.rgb), light.rgb, atten); +} + vec3 fullbrightScaleSoftClip(vec3 light) { - return mix(scaleSoftClip(light.rgb), light.rgb, getAtmosAttenuation()); + return fullbrightScaleSoftClipFrag(light.rgb, getAtmosAttenuation()); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 8a8e4cb0f6..82e1d7fe35 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -33,21 +33,30 @@ vec3 getAtmosAttenuation(); uniform sampler2D cloudMap; uniform vec4 cloud_pos_density1; -vec3 atmosTransport(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor() * 2.0; +vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { + light *= atten.r; + light += additive * 2.0; return light; } -vec3 fullbrightAtmosTransport(vec3 light) { +vec3 fullbrightFragAtmosTransport(vec3 light, vec3 atten, vec3 additive) { float brightness = dot(light.rgb, vec3(0.33333)); - - return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); + return mix(atmosFragTransport(light.rgb, atten, additive), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightShinyAtmosTransport(vec3 light) { +vec3 fullbrightFragShinyAtmosTransport(vec3 light, vec3 atten, vec3 additive) { float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosFragTransport(light.rgb, atten, additive), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); +} - return mix(atmosTransport(light.rgb), (light.rgb + getAdditiveColor().rgb) * (2.0 - brightness), brightness * brightness); +vec3 atmosTransport(vec3 light) { + return atmosFragTransport(light, getAtmosAttenuation(), getAdditiveColor()); } +vec3 fullbrightAtmosTransport(vec3 light) { + return fullbrightFragAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); +} + +vec3 fullbrightShinyAtmosTransport(vec3 light) { + return fullbrightFragShinyAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); +} -- cgit v1.2.3 From 0d7fa932d579f3fb6140658db7efb01fcd8f5ceb Mon Sep 17 00:00:00 2001 From: "Graham Linden graham@lindenlab.com" Date: Fri, 20 Apr 2018 18:14:29 +0100 Subject: Move class3 sky/cloud shaders to where they need to be to get picked up by ALM. Modify autobuild.xml to use new libatmo w/ state save/restore fixes (addresses font render glitch). Put in nSight debug support. --- indra/newview/app_settings/shaders/class2/windlight/skyF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl index e2a2367626..2a0ca35278 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl @@ -1,5 +1,5 @@ /** - * @file WLSkyF.glsl + * @file class2/windlight/skyF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code -- cgit v1.2.3 From fc8d0de673da0e02915556008a365aca67472eba Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 11 Jun 2018 22:39:57 +0100 Subject: Make cloud rendering use textures defined in sky settings and add code to shaders to lerp between current and next cloud texture. --- .../app_settings/shaders/class2/windlight/cloudsF.glsl | 14 ++++++++++++-- .../app_settings/shaders/class2/windlight/skyF.glsl | 1 - 2 files changed, 12 insertions(+), 3 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 96c70651b1..e0c7e18a6f 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -42,6 +42,8 @@ VARYING vec2 vary_texcoord2; VARYING vec2 vary_texcoord3; uniform sampler2D cloud_noise_texture; +uniform sampler2D cloud_noise_texture_next; +uniform float blend_factor; uniform vec4 cloud_pos_density1; uniform vec4 cloud_pos_density2; uniform vec4 gamma; @@ -55,6 +57,14 @@ vec3 scaleSoftClip(vec3 light) { return light; } +vec4 cloudNoise(vec2 uv) +{ + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 samp = mix(a, b, blend_factor); + return samp; +} + void main() { // Set variables @@ -75,7 +85,7 @@ void main() // Compute alpha1, the main cloud opacity - float alpha1 = (texture2D(cloud_noise_texture, uv1).x - 0.5) + (texture2D(cloud_noise_texture, uv3).x - 0.5) * cloud_pos_density2.z; + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10. * cloud_pos_density1.z, 1.); // And smooth @@ -85,7 +95,7 @@ void main() // Compute alpha2, for self shadowing effect // (1 - alpha2) will later be used as percentage of incoming sunlight - float alpha2 = (texture2D(cloud_noise_texture, uv2).x - 0.5); + float alpha2 = (cloudNoise(uv2).x - 0.5); alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); // And smooth diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl index 2a0ca35278..25fd0584f8 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl @@ -35,7 +35,6 @@ out vec4 frag_color; VARYING vec4 vary_HazeColor; -uniform sampler2D cloud_noise_texture; uniform vec4 gamma; /// Soft clips the light with a gamma correction -- cgit v1.2.3 From 1df7760d315430766bba44d4d4c64480b4a6138f Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 14 Sep 2018 21:52:52 +0100 Subject: SL-9632 add uniform and code to supress atmospherics in all shaders that could be used by HUDs Make sky and cloud shaders use common scaleSoftClip implementation in gammaF.glsl --- .../shaders/class2/windlight/atmosphericsF.glsl | 14 +++++++++++--- .../shaders/class2/windlight/cloudsF.glsl | 8 +------- .../shaders/class2/windlight/gammaF.glsl | 9 +++++++-- .../shaders/class2/windlight/skyF.glsl | 8 +------- .../shaders/class2/windlight/transportF.glsl | 22 +++++++++++++++++----- 5 files changed, 37 insertions(+), 24 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index fee1a7f311..4ec5691a85 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -43,9 +43,14 @@ uniform float max_y; uniform vec4 glow; uniform float scene_light_strength; uniform mat3 ssao_effect_mat; +uniform int no_atmo; vec3 scaleFragSoftClip(vec3 light) { + if (no_atmo == 1) + { + return light; + } //soft clip effect: light = 1. - clamp(light, vec3(0.), vec3(1.)); light = 1. - pow(light, gamma.xxx); @@ -54,14 +59,17 @@ vec3 scaleFragSoftClip(vec3 light) vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { - light *= atten.r; - light += additive; + if (no_atmo == 0) + { + light *= atten.r; + light += additive; + } return (2.0 * light); } vec3 atmosLighting(vec3 light) { - return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); + return (no_atmo == 1) ? light : atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); } void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index e0c7e18a6f..24fdb45749 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -49,13 +49,7 @@ uniform vec4 cloud_pos_density2; uniform vec4 gamma; /// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - - return light; -} +vec3 scaleSoftClip(vec3 light); vec4 cloudNoise(vec2 uv) { diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 2db633cd01..f2764b72c3 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -26,11 +26,16 @@ uniform vec4 gamma; +uniform int no_atmo; vec3 getAtmosAttenuation(); /// Soft clips the light with a gamma correction vec3 scaleSoftClip(vec3 light) { + if (no_atmo == 1) + { + return light; + } //soft clip effect: light = 1. - clamp(light, vec3(0.), vec3(1.)); light = 1. - pow(light, gamma.xxx); @@ -40,10 +45,10 @@ vec3 scaleSoftClip(vec3 light) { vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 atten) { - return mix(scaleSoftClip(light.rgb), light.rgb, atten); + return (no_atmo == 1) ? light : mix(scaleSoftClip(light.rgb), light.rgb, atten); } vec3 fullbrightScaleSoftClip(vec3 light) { - return fullbrightScaleSoftClipFrag(light.rgb, getAtmosAttenuation()); + return (no_atmo == 1) ? light : fullbrightScaleSoftClipFrag(light.rgb, getAtmosAttenuation()); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl index 25fd0584f8..28d185b9af 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl @@ -38,13 +38,7 @@ VARYING vec4 vary_HazeColor; uniform vec4 gamma; /// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - - return light; -} +vec3 scaleSoftClip(vec3 light); void main() { diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 82e1d7fe35..9627642b9d 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -32,31 +32,43 @@ vec3 getAtmosAttenuation(); uniform sampler2D cloudMap; uniform vec4 cloud_pos_density1; +uniform int no_atmo; vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { - light *= atten.r; - light += additive * 2.0; + if (no_atmo == 0) + { + light *= atten.r; + light += additive * 2.0; + } return light; } vec3 fullbrightFragAtmosTransport(vec3 light, vec3 atten, vec3 additive) { + if (no_atmo == 1) + { + return light; + } float brightness = dot(light.rgb, vec3(0.33333)); return mix(atmosFragTransport(light.rgb, atten, additive), light.rgb + additive.rgb, brightness * brightness); } vec3 fullbrightFragShinyAtmosTransport(vec3 light, vec3 atten, vec3 additive) { + if (no_atmo == 1) + { + return light; + } float brightness = dot(light.rgb, vec3(0.33333)); return mix(atmosFragTransport(light.rgb, atten, additive), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } vec3 atmosTransport(vec3 light) { - return atmosFragTransport(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : atmosFragTransport(light, getAtmosAttenuation(), getAdditiveColor()); } vec3 fullbrightAtmosTransport(vec3 light) { - return fullbrightFragAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : fullbrightFragAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); } vec3 fullbrightShinyAtmosTransport(vec3 light) { - return fullbrightFragShinyAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : fullbrightFragShinyAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); } -- cgit v1.2.3 From 57d89c80945ee0944f745b812487b6e3c16631d2 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 17 Sep 2018 19:40:21 +0100 Subject: SL-1491 take two: fix non-ALM/class2 atmospherics additive artifacts Modulate class1 softenLight atmospheric additive by specular.a (same fix as for class2). Clamp additive color to <= vec3(0.2) to avoid similar artifacts in non-deferred render path. --- .../app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl | 3 +++ 1 file changed, 3 insertions(+) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl index 99dbee15ee..3b87c70932 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl @@ -73,6 +73,9 @@ void setAmblitColor(vec3 v) void setAdditiveColor(vec3 v) { + // SL-1491 clamp additive term to something reasonable to prevent + // lens flares over non-reflective surfaces + v = clamp(v, vec3(0), vec3(0.2)); additive_color = v; vary_AdditiveColor = v; } -- cgit v1.2.3 From 501cd7d9022d1ac719fb56d22c6a8e3fd5d122ca Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 24 Sep 2018 19:50:08 +0100 Subject: SL-9711 modify clamping range on atmospheric additive color to balance between maintaining old look of WL settings and fixing SL1491 lens flare bug --- .../app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl index 3b87c70932..414ba3236a 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl @@ -75,7 +75,7 @@ void setAdditiveColor(vec3 v) { // SL-1491 clamp additive term to something reasonable to prevent // lens flares over non-reflective surfaces - v = clamp(v, vec3(0), vec3(0.2)); + v = clamp(v, vec3(0), vec3(0.8)); additive_color = v; vary_AdditiveColor = v; } -- cgit v1.2.3 From f8aac192378462b5824d28808ed84833e2cbfe0f Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 9 Oct 2018 18:44:43 +0100 Subject: SL-1289 add cloud_variance control for randomized perturbance of clouds to break up tiling monotony --- .../shaders/class2/windlight/cloudsF.glsl | 31 +++++++++++++--------- 1 file changed, 18 insertions(+), 13 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 24fdb45749..cdd84faba9 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -36,10 +36,6 @@ out vec4 frag_color; VARYING vec4 vary_CloudColorSun; VARYING vec4 vary_CloudColorAmbient; VARYING float vary_CloudDensity; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; uniform sampler2D cloud_noise_texture; uniform sampler2D cloud_noise_texture_next; @@ -47,16 +43,23 @@ uniform float blend_factor; uniform vec4 cloud_pos_density1; uniform vec4 cloud_pos_density2; uniform vec4 gamma; +uniform float cloud_scale; +uniform float cloud_variance; + +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; /// Soft clips the light with a gamma correction vec3 scaleSoftClip(vec3 light); vec4 cloudNoise(vec2 uv) { - vec4 a = texture2D(cloud_noise_texture, uv); - vec4 b = texture2D(cloud_noise_texture_next, uv); - vec4 samp = mix(a, b, blend_factor); - return samp; + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 cloud_noise_sample = mix(a, b, blend_factor); + return cloud_noise_sample; } void main() @@ -71,26 +74,28 @@ void main() vec2 uv3 = vary_texcoord2.xy; vec2 uv4 = vary_texcoord3.xy; + vec2 disturbance = vec2(cloudNoise(uv1 / 16.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + // Offset texture coords - uv1 += cloud_pos_density1.xy; //large texture, visible density + uv1 += cloud_pos_density1.xy + disturbance; //large texture, visible density uv2 += cloud_pos_density1.xy; //large texture, self shadow - uv3 += cloud_pos_density2.xy; //small texture, visible density + uv3 += cloud_pos_density2.xy + disturbance; //small texture, visible density uv4 += cloud_pos_density2.xy; //small texture, self shadow // Compute alpha1, the main cloud opacity + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10. * cloud_pos_density1.z, 1.); + alpha1 = min(max(alpha1 + cloudDensity, 0.) * (10. + disturbance.y) * cloud_pos_density1.z, 1.); // And smooth alpha1 = 1. - alpha1 * alpha1; alpha1 = 1. - alpha1 * alpha1; - // Compute alpha2, for self shadowing effect // (1 - alpha2) will later be used as percentage of incoming sunlight float alpha2 = (cloudNoise(uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * (2.5 + disturbance.x) * cloud_pos_density1.z, 1.); // And smooth alpha2 = 1. - alpha2; -- cgit v1.2.3 From ab634a764bef6eb61ffb76db5659253b06c37d5e Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 10 Oct 2018 22:11:01 +0100 Subject: Remove some unused atmospherics helpers and forward declarations of unused helper funcs. --- .../app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl | 5 ----- .../app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl | 5 ----- 2 files changed, 10 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl index 3582759e62..63c683c99e 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -42,8 +42,3 @@ vec3 scaleDownLightFrag(vec3 light) return (light / scene_light_strength ); } -vec3 scaleUpLightFrag(vec3 light) -{ - return (light * scene_light_strength); -} - diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 62a034ce05..617704ff67 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -54,8 +54,3 @@ vec3 scaleDownLight(vec3 light) return (light / scene_light_strength ); } -vec3 scaleUpLight(vec3 light) -{ - return (light * scene_light_strength); -} - -- cgit v1.2.3 From 55d40245b4456ccf6a3f87ed488b0c5d05e54232 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 10 Oct 2018 23:24:48 +0100 Subject: Remove unused uniforms from atmospherics helper shaders. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 2 -- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 2 -- 2 files changed, 4 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 4ec5691a85..770f9a5f4f 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -26,9 +26,7 @@ vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); -uniform sampler2D cloudMap; uniform vec4 gamma; -uniform vec4 cloud_pos_density1; uniform vec4 lightnorm; uniform vec4 sunlight_color; uniform vec4 ambient; diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 9627642b9d..976e5066dc 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -30,8 +30,6 @@ vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); -uniform sampler2D cloudMap; -uniform vec4 cloud_pos_density1; uniform int no_atmo; vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { -- cgit v1.2.3 From c06bd45df96c117172b83e7f8b2a8e03c5fd88e5 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 19 Oct 2018 22:58:01 +0100 Subject: SL-9928 De-hackify WL additive to get better match between ALM and non-ALM rendering without bringing back SL-1491 lens flare bug. --- .../shaders/class2/windlight/atmosphericsF.glsl | 3 ++- .../shaders/class2/windlight/atmosphericsV.glsl | 14 ++++++++++---- .../shaders/class2/windlight/atmosphericsVarsV.glsl | 3 --- 3 files changed, 12 insertions(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 770f9a5f4f..20c4d82ded 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -149,6 +149,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, //brightness of surface both sunlight and ambient sunlit = vec3(sunlight * .5); amblit = vec3(tmpAmbient * .25); - additive *= vec3(1.0 - temp1); + additive = normalize(additive); + additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index d174805cc0..7a6bcd53a1 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -124,16 +124,22 @@ void calcAtmospherics(vec3 inPositionEye) { //increase ambient when there are more clouds vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - //haze color - setAdditiveColor( + vec3 additive = vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient))); + + tmpAmbient)); + additive = normalize(additive); + + //haze color + //setAdditiveColor( + // vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + // + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + // + tmpAmbient))); //brightness of surface both sunlight and ambient setSunlitColor(vec3(sunlight * .5)); setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); + setAdditiveColor(additive * vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5); // vary_SunlitColor = vec3(0); // vary_AmblitColor = vec3(0); diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl index 414ba3236a..99dbee15ee 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl @@ -73,9 +73,6 @@ void setAmblitColor(vec3 v) void setAdditiveColor(vec3 v) { - // SL-1491 clamp additive term to something reasonable to prevent - // lens flares over non-reflective surfaces - v = clamp(v, vec3(0), vec3(0.8)); additive_color = v; vary_AdditiveColor = v; } -- cgit v1.2.3 From 56355cf35412589b0a171f33b7962fd3800c734a Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 30 Oct 2018 15:56:08 +0100 Subject: SL-9966 Port over transport, gamma, atmospherics shader stub updates for per-fragment atmospherics. Fix bindings of current/next noise map when current and next are the same (select only one and force blend factor to 0). --- .../shaders/class2/windlight/cloudsF.glsl | 32 +++++++++++++++------- 1 file changed, 22 insertions(+), 10 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index cdd84faba9..e3fa431ddf 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -22,11 +22,13 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - + +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; +out vec4 frag_data[3]; #else -#define frag_color gl_FragColor +#define frag_data gl_FragData #endif ///////////////////////////////////////////////////////////////////////// @@ -74,28 +76,37 @@ void main() vec2 uv3 = vary_texcoord2.xy; vec2 uv4 = vary_texcoord3.xy; - vec2 disturbance = vec2(cloudNoise(uv1 / 16.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); // Offset texture coords - uv1 += cloud_pos_density1.xy + disturbance; //large texture, visible density + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density uv2 += cloud_pos_density1.xy; //large texture, self shadow - uv3 += cloud_pos_density2.xy + disturbance; //small texture, visible density + uv3 += cloud_pos_density2.xy; //small texture, visible density uv4 += cloud_pos_density2.xy; //small texture, self shadow + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); + + cloudDensity *= 1.0 - (density_variance * density_variance); // Compute alpha1, the main cloud opacity float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * (10. + disturbance.y) * cloud_pos_density1.z, 1.); + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); // And smooth alpha1 = 1. - alpha1 * alpha1; alpha1 = 1. - alpha1 * alpha1; + if (alpha1 < 0.001f) + { + discard; + } + // Compute alpha2, for self shadowing effect // (1 - alpha2) will later be used as percentage of incoming sunlight float alpha2 = (cloudNoise(uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * (2.5 + disturbance.x) * cloud_pos_density1.z, 1.); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); // And smooth alpha2 = 1. - alpha2; @@ -107,7 +118,8 @@ void main() color *= 2.; /// Gamma correct for WL (soft clip effect). - frag_color.rgb = scaleSoftClip(color.rgb); - frag_color.a = alpha1; + frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1); + frag_data[1] = vec4(0.0,0.0,0.0,0.0); + frag_data[2] = vec4(0,0,1,0); } -- cgit v1.2.3 From fb335cc243581925bb772a1f10112ec493db8552 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 1 Nov 2018 18:26:24 +0100 Subject: SL-10000 fix storing of ambient value when converting legacy settings --- .../shaders/class2/windlight/transportF.glsl | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 976e5066dc..7f874e0ccf 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -32,7 +32,7 @@ vec3 getAtmosAttenuation(); uniform int no_atmo; -vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { +vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { if (no_atmo == 0) { light *= atten.r; @@ -41,32 +41,32 @@ vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { return light; } -vec3 fullbrightFragAtmosTransport(vec3 light, vec3 atten, vec3 additive) { +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { if (no_atmo == 1) { return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosFragTransport(light.rgb, atten, additive), light.rgb + additive.rgb, brightness * brightness); + return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightFragShinyAtmosTransport(vec3 light, vec3 atten, vec3 additive) { +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { if (no_atmo == 1) { return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosFragTransport(light.rgb, atten, additive), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); + return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } vec3 atmosTransport(vec3 light) { - return (no_atmo == 1) ? light : atmosFragTransport(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : atmosTransportFrag(light, getAtmosAttenuation(), getAdditiveColor()); } vec3 fullbrightAtmosTransport(vec3 light) { - return (no_atmo == 1) ? light : fullbrightFragAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : fullbrightAtmosTransportFrag(light, getAtmosAttenuation(), getAdditiveColor()); } vec3 fullbrightShinyAtmosTransport(vec3 light) { - return (no_atmo == 1) ? light : fullbrightFragShinyAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : fullbrightShinyAtmosTransportFrag(light, getAtmosAttenuation(), getAdditiveColor()); } -- cgit v1.2.3 From a67cf385d763325119f4d2a37beb96c9c6a80282 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 1 Nov 2018 19:04:11 +0100 Subject: Back out unintended shader changes from SL-10000 fix. --- .../shaders/class2/windlight/transportF.glsl | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 7f874e0ccf..976e5066dc 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -32,7 +32,7 @@ vec3 getAtmosAttenuation(); uniform int no_atmo; -vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { +vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { if (no_atmo == 0) { light *= atten.r; @@ -41,32 +41,32 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { return light; } -vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { +vec3 fullbrightFragAtmosTransport(vec3 light, vec3 atten, vec3 additive) { if (no_atmo == 1) { return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); + return mix(atmosFragTransport(light.rgb, atten, additive), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { +vec3 fullbrightFragShinyAtmosTransport(vec3 light, vec3 atten, vec3 additive) { if (no_atmo == 1) { return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); + return mix(atmosFragTransport(light.rgb, atten, additive), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } vec3 atmosTransport(vec3 light) { - return (no_atmo == 1) ? light : atmosTransportFrag(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : atmosFragTransport(light, getAtmosAttenuation(), getAdditiveColor()); } vec3 fullbrightAtmosTransport(vec3 light) { - return (no_atmo == 1) ? light : fullbrightAtmosTransportFrag(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : fullbrightFragAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); } vec3 fullbrightShinyAtmosTransport(vec3 light) { - return (no_atmo == 1) ? light : fullbrightShinyAtmosTransportFrag(light, getAtmosAttenuation(), getAdditiveColor()); + return (no_atmo == 1) ? light : fullbrightFragShinyAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); } -- cgit v1.2.3 From 4f267a5723e7da2de36b9f2295e4942a4c8bf6c5 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 1 Nov 2018 20:28:47 +0100 Subject: SL-9994 Make shaders use consistent naming and parameter order for transport and atmospheric helpers. Share transport and gamma correction code where possible. Add lots of asserts and other validation for when things don't go as planned. Engage dumpShaderSource to get more source output with shader compilation fail. --- .../shaders/class2/windlight/atmosphericsF.glsl | 12 +----------- .../app_settings/shaders/class2/windlight/gammaF.glsl | 19 ++++++++++++------- 2 files changed, 13 insertions(+), 18 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 20c4d82ded..89bdbfc0e6 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -43,17 +43,7 @@ uniform float scene_light_strength; uniform mat3 ssao_effect_mat; uniform int no_atmo; -vec3 scaleFragSoftClip(vec3 light) -{ - if (no_atmo == 1) - { - return light; - } - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - return light; -} +vec3 scaleSoftClipFrag(vec3 light); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index f2764b72c3..187876acf7 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -30,8 +30,8 @@ uniform int no_atmo; vec3 getAtmosAttenuation(); -/// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { +vec3 scaleSoftClipFrag(vec3 light) +{ if (no_atmo == 1) { return light; @@ -39,16 +39,21 @@ vec3 scaleSoftClip(vec3 light) { //soft clip effect: light = 1. - clamp(light, vec3(0.), vec3(1.)); light = 1. - pow(light, gamma.xxx); - return light; } -vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 atten) +vec3 scaleSoftClip(vec3 light) +{ + return scaleSoftClipFrag(light); +} + +vec3 fullbrightScaleSoftClipFrag(vec3 light) { - return (no_atmo == 1) ? light : mix(scaleSoftClip(light.rgb), light.rgb, atten); + return scaleSoftClipFrag(light.rgb); } -vec3 fullbrightScaleSoftClip(vec3 light) { - return (no_atmo == 1) ? light : fullbrightScaleSoftClipFrag(light.rgb, getAtmosAttenuation()); +vec3 fullbrightScaleSoftClip(vec3 light) +{ + return fullbrightScaleSoftClipFrag(light.rgb); } -- cgit v1.2.3 From 8c1aefc17c710b55ed7a72bd9de14cbed58ccd31 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 6 Nov 2018 16:38:06 +0000 Subject: Remove scaleDownLight funcs and eliminate unused copy-pasted funcs in lighting shaders. Also fix terrain response to atmospherics shaders (was failing to apply ambient on low end even when atmospherics was on). --- .../app_settings/shaders/class2/windlight/atmosphericsF.glsl | 9 +++++---- .../shaders/class2/windlight/atmosphericsHelpersF.glsl | 5 ----- .../shaders/class2/windlight/atmosphericsHelpersV.glsl | 5 ----- .../app_settings/shaders/class2/windlight/transportF.glsl | 10 +++++----- 4 files changed, 10 insertions(+), 19 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 89bdbfc0e6..229f8073b0 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -47,12 +47,13 @@ vec3 scaleSoftClipFrag(vec3 light); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { - if (no_atmo == 0) + if (no_atmo == 1) { - light *= atten.r; - light += additive; + return light; } - return (2.0 * light); + light *= atten.r; + light += additive; + return light; } vec3 atmosLighting(vec3 light) diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl index 63c683c99e..8648c38501 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -37,8 +37,3 @@ vec3 atmosFragAffectDirectionalLight(float lightIntensity, vec3 sunlit) return sunlit * lightIntensity; } -vec3 scaleDownLightFrag(vec3 light) -{ - return (light / scene_light_strength ); -} - diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 617704ff67..a83aa95f95 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -49,8 +49,3 @@ vec3 atmosGetDiffuseSunlightColor() return getSunlitColor(); } -vec3 scaleDownLight(vec3 light) -{ - return (light / scene_light_strength ); -} - diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 976e5066dc..bf64605014 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -32,13 +32,13 @@ vec3 getAtmosAttenuation(); uniform int no_atmo; -vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { - if (no_atmo == 0) +vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) +{ + if (no_atmo == 1) { - light *= atten.r; - light += additive * 2.0; + return light; } - return light; + return (light + additive) * atten * 2.0; } vec3 fullbrightFragAtmosTransport(vec3 light, vec3 atten, vec3 additive) { -- cgit v1.2.3 From 2929998982f37221a58b9fa8037748a2e905f4b1 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 6 Nov 2018 19:33:04 +0000 Subject: Move to using a shared deferredUtil object for getting pos/norm from gbuffer. Eliminate 20+ callsites with copy-paste of getPosition and/or getNorm code. Make pipeline use getShadowTarget/releaseShadowTarget consistently. --- .../shaders/class2/windlight/transportF.glsl | 26 +++++++++++++--------- 1 file changed, 15 insertions(+), 11 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index bf64605014..75d1bb0cd5 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -32,7 +32,7 @@ vec3 getAtmosAttenuation(); uniform int no_atmo; -vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) +vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { if (no_atmo == 1) { @@ -41,32 +41,36 @@ vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) return (light + additive) * atten * 2.0; } -vec3 fullbrightFragAtmosTransport(vec3 light, vec3 atten, vec3 additive) { +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ if (no_atmo == 1) { return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosFragTransport(light.rgb, atten, additive), light.rgb + additive.rgb, brightness * brightness); + return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightFragShinyAtmosTransport(vec3 light, vec3 atten, vec3 additive) { +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 atten, vec3 additive) { if (no_atmo == 1) { return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosFragTransport(light.rgb, atten, additive), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); + return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } -vec3 atmosTransport(vec3 light) { - return (no_atmo == 1) ? light : atmosFragTransport(light, getAtmosAttenuation(), getAdditiveColor()); +vec3 atmosTransport(vec3 light) +{ + return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); } -vec3 fullbrightAtmosTransport(vec3 light) { - return (no_atmo == 1) ? light : fullbrightFragAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); +vec3 fullbrightAtmosTransport(vec3 light) +{ + return fullbrightAtmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); } -vec3 fullbrightShinyAtmosTransport(vec3 light) { - return (no_atmo == 1) ? light : fullbrightFragShinyAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); +vec3 fullbrightShinyAtmosTransport(vec3 light) +{ + return fullbrightShinyAtmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); } -- cgit v1.2.3 From a49e2b604e6b505e083e24b10e39053196d917c1 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 12 Nov 2018 15:54:53 -0800 Subject: SL-10044 SL-10045 Fix class 1 and 2 transport/gamma funcs and made usage consistent across all shaders. Fix class1\environment\waterV reverting to old d1/d2 names for wave directions. --- .../shaders/class2/windlight/atmosphericsF.glsl | 4 ++-- .../shaders/class2/windlight/atmosphericsHelpersF.glsl | 5 +++++ .../shaders/class2/windlight/atmosphericsHelpersV.glsl | 10 ++++++++++ .../app_settings/shaders/class2/windlight/gammaF.glsl | 15 +++++++-------- .../app_settings/shaders/class2/windlight/transportF.glsl | 4 +++- 5 files changed, 27 insertions(+), 11 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 229f8073b0..9653e0809e 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -52,13 +52,13 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive; + light += additive * 2.0; return light; } vec3 atmosLighting(vec3 light) { - return (no_atmo == 1) ? light : atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); + return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); } void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl index 8648c38501..63c683c99e 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -37,3 +37,8 @@ vec3 atmosFragAffectDirectionalLight(float lightIntensity, vec3 sunlit) return sunlit * lightIntensity; } +vec3 scaleDownLightFrag(vec3 light) +{ + return (light / scene_light_strength ); +} + diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index a83aa95f95..62a034ce05 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -49,3 +49,13 @@ vec3 atmosGetDiffuseSunlightColor() return getSunlitColor(); } +vec3 scaleDownLight(vec3 light) +{ + return (light / scene_light_strength ); +} + +vec3 scaleUpLight(vec3 light) +{ + return (light * scene_light_strength); +} + diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 187876acf7..6401845af2 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -36,10 +36,10 @@ vec3 scaleSoftClipFrag(vec3 light) { return light; } - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - return light; + //soft clip effect: + light = 1. - clamp(light, vec3(0.), vec3(1.)); + light = 1. - pow(light, gamma.xxx); + return light; } vec3 scaleSoftClip(vec3 light) @@ -47,13 +47,12 @@ vec3 scaleSoftClip(vec3 light) return scaleSoftClipFrag(light); } -vec3 fullbrightScaleSoftClipFrag(vec3 light) -{ - return scaleSoftClipFrag(light.rgb); +vec3 fullbrightScaleSoftClipFrag(vec3 light) { + return mix(scaleSoftClip(light.rgb), light.rgb, getAtmosAttenuation()); } vec3 fullbrightScaleSoftClip(vec3 light) { - return fullbrightScaleSoftClipFrag(light.rgb); + return fullbrightScaleSoftClipFrag(light); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 75d1bb0cd5..359fea3073 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -38,7 +38,9 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { return light; } - return (light + additive) * atten * 2.0; + light *= atten.r; + light += additive * 2.0; + return light; } vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) -- cgit v1.2.3 From c4630a4b15c6297ae669a2030b8fbc4a1490cee4 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 14 Nov 2018 19:23:16 -0800 Subject: Work around broken deps on atmospheric vars in the frag-based deferred lighting pipe. --- indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 6401845af2..ac7c57747e 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -48,11 +48,11 @@ vec3 scaleSoftClip(vec3 light) } vec3 fullbrightScaleSoftClipFrag(vec3 light) { - return mix(scaleSoftClip(light.rgb), light.rgb, getAtmosAttenuation()); + return scaleSoftClipFrag(light.rgb); } vec3 fullbrightScaleSoftClip(vec3 light) { - return fullbrightScaleSoftClipFrag(light); + return scaleSoftClipFrag(light); } -- cgit v1.2.3 From 5a8e633ece6bcab3b5c2a01b8e31b49ba12714a8 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 15 Nov 2018 13:13:11 -0800 Subject: SL-10066 and SL-10067 Fix fullbright transport transposed args and use display gamma for post-deferred gamma correction. --- .../newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 4 ++-- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 9653e0809e..3f33eeb8d8 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -52,8 +52,8 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive * 2.0; - return light; + light += additive; + return light * 2.0; } vec3 atmosLighting(vec3 light) diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 359fea3073..1ef345d79b 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -53,7 +53,7 @@ vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 atten, vec3 additive) { +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { if (no_atmo == 1) { return light; -- cgit v1.2.3 From 30606a564db3dd3755ed6dc1c30cdacc8c35b40b Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 19 Nov 2018 10:49:14 -0800 Subject: SL-10032 Plug more holes through which env ambient terms were finding their way into lighting calcs for HUDs. Fix up mismatched indenting (tabs v spaces) on several shaders. --- .../shaders/class2/windlight/atmosphericsF.glsl | 158 ++++++++++----------- .../class2/windlight/atmosphericsHelpersF.glsl | 8 +- .../class2/windlight/atmosphericsHelpersV.glsl | 12 +- .../shaders/class2/windlight/transportF.glsl | 14 +- 4 files changed, 98 insertions(+), 94 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 3f33eeb8d8..2a629f4f42 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -51,9 +51,9 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { return light; } - light *= atten.r; - light += additive; - return light * 2.0; + light *= atten.r; + light += additive; + return light * 2.0; } vec3 atmosLighting(vec3 light) @@ -63,84 +63,84 @@ vec3 atmosLighting(vec3 light) void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { - vec3 P = inPositionEye; - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - atten = temp1.rgb; - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - /* decrease value and saturation (that in HSV, not HSL) for occluded areas - * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html - * // The following line of code performs the equivalent of: - * float ambAlpha = tmpAmbient.a; - * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis - * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); - * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); - */ - tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); - - //haze color + vec3 P = inPositionEye; + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = sunlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier); + + //final atmosphere attenuation factor + atten = temp1.rgb; + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .03); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + //add "minimum anti-solar illumination" + temp2.x += .25; + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; + + /* decrease value and saturation (that in HSV, not HSL) for occluded areas + * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html + * // The following line of code performs the equivalent of: + * float ambAlpha = tmpAmbient.a; + * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis + * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); + * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); + */ + tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); + + //haze color additive = - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient)); + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + + tmpAmbient)); - //brightness of surface both sunlight and ambient - sunlit = vec3(sunlight * .5); - amblit = vec3(tmpAmbient * .25); + //brightness of surface both sunlight and ambient + sunlit = vec3(sunlight * .5); + amblit = vec3(tmpAmbient * .25); additive = normalize(additive); - additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; + additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl index 63c683c99e..86743dc306 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -26,19 +26,21 @@ // Output variables uniform float scene_light_strength; +uniform int no_atmo; vec3 atmosFragAmbient(vec3 light, vec3 amblit) { - return amblit + light / 2.0; + if (no_atmo == 1) return light; + return amblit + light / 2.0; } vec3 atmosFragAffectDirectionalLight(float lightIntensity, vec3 sunlit) { - return sunlit * lightIntensity; + return sunlit * lightIntensity; } vec3 scaleDownLightFrag(vec3 light) { - return (light / scene_light_strength ); + return (light / scene_light_strength ); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 62a034ce05..95b4a76880 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -33,29 +33,31 @@ vec3 getAtmosAttenuation(); vec3 getPositionEye(); uniform float scene_light_strength; +uniform int no_atmo; vec3 atmosAmbient(vec3 light) { - return getAmblitColor() + light / 2.0; + if (no_atmo == 1) return light + vec3(0.66); + return getAmblitColor() + light / 2.0; } vec3 atmosAffectDirectionalLight(float lightIntensity) { - return getSunlitColor() * lightIntensity; + return getSunlitColor() * lightIntensity; } vec3 atmosGetDiffuseSunlightColor() { - return getSunlitColor(); + return getSunlitColor(); } vec3 scaleDownLight(vec3 light) { - return (light / scene_light_strength ); + return (light / scene_light_strength ); } vec3 scaleUpLight(vec3 light) { - return (light * scene_light_strength); + return (light * scene_light_strength); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 1ef345d79b..df731662e8 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -36,11 +36,11 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { if (no_atmo == 1) { - return light; + return light; } light *= atten.r; - light += additive * 2.0; - return light; + light += additive * 2.0; + return light; } vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) @@ -49,8 +49,8 @@ vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { return light; } - float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); } vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { @@ -58,8 +58,8 @@ vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { { return light; } - float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } vec3 atmosTransport(vec3 light) -- cgit v1.2.3 From 01da53764bebc99fd692b3eb68f8520c6cfa2a97 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 3 Jan 2019 16:21:07 -0800 Subject: Fix per-frag fullbright soft clip convenience funcs to include additive and atten args. --- indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index ac7c57747e..143bafc9c9 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -47,7 +47,7 @@ vec3 scaleSoftClip(vec3 light) return scaleSoftClipFrag(light); } -vec3 fullbrightScaleSoftClipFrag(vec3 light) { +vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 add, vec3 atten) { return scaleSoftClipFrag(light.rgb); } -- cgit v1.2.3 From 966dc7fc8fb1fade861e8070e9c5fbbfe4d0cb45 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 24 Jan 2019 14:54:11 -0800 Subject: SL-10276 SL-9851 Fix cloud shaders to ignore clouds when cloud_scale is 0. Fix creation of heavenly body geo to avoid degenerate vector math and not randomly flip orientation when crossing zenith. Add sun_up_factor to eliminate sun glow around moon when sun is down. --- .../shaders/class2/windlight/atmosphericsF.glsl | 3 + .../shaders/class2/windlight/atmosphericsV.glsl | 202 ++++++++--------- .../shaders/class2/windlight/cloudsF.glsl | 73 +++--- .../shaders/class2/windlight/cloudsV.glsl | 245 +++++++++++---------- .../shaders/class2/windlight/skyV.glsl | 4 +- 5 files changed, 271 insertions(+), 256 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 2a629f4f42..5cf3cd1dd2 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -42,6 +42,7 @@ uniform vec4 glow; uniform float scene_light_strength; uniform mat3 ssao_effect_mat; uniform int no_atmo; +uniform float sun_up_factor; vec3 scaleSoftClipFrag(vec3 light); @@ -117,6 +118,8 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, //add "minimum anti-solar illumination" temp2.x += .25; + + temp2.x *= sun_up_factor; //increase ambient when there are more clouds vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index 7a6bcd53a1..8c1a7c6281 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -54,110 +54,112 @@ uniform float density_multiplier; uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; +uniform float sun_up_factor; void calcAtmospherics(vec3 inPositionEye) { - vec3 P = inPositionEye; - setPositionEye(P); - - //(TERRAIN) limit altitude - if (P.y > max_y) P *= (max_y / P.y); - if (P.y < -max_y) P *= (-max_y / P.y); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - //vary_AtmosAttenuation = distance_multiplier / 10000.; - //vary_AtmosAttenuation = density_multiplier * 100.; - //vary_AtmosAttenuation = vec4(Plen / 100000., 0., 0., 1.); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - vec3 additive = - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient)); + vec3 P = inPositionEye; + setPositionEye(P); + + //(TERRAIN) limit altitude + if (P.y > max_y) P *= (max_y / P.y); + if (P.y < -max_y) P *= (-max_y / P.y); + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = sunlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier); + + //final atmosphere attenuation factor + setAtmosAttenuation(temp1.rgb); + //vary_AtmosAttenuation = distance_multiplier / 10000.; + //vary_AtmosAttenuation = density_multiplier * 100.; + //vary_AtmosAttenuation = vec4(Plen / 100000., 0., 0., 1.); + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .03); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + temp2.x *= sun_up_factor; + + //add "minimum anti-solar illumination" + temp2.x += .25; + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; + + vec3 additive = + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + + tmpAmbient)); additive = normalize(additive); - //haze color - //setAdditiveColor( - // vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - // + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - // + tmpAmbient))); - - //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(additive * vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5); - - // vary_SunlitColor = vec3(0); - // vary_AmblitColor = vec3(0); - // vary_AdditiveColor = vec4(Pn, 1.0); - - /* - const float cloudShadowScale = 100.; - // Get cloud uvs for shadowing - vec3 cloudPos = inPositionEye + camPosWorld - cloudShadowScale / 2.; - vary_CloudUVs.xy = cloudPos.xz / cloudShadowScale; - - // We can take uv1 and multiply it by (TerrainSpan / CloudSpan) -// cloudUVs *= (((worldMaxZ - worldMinZ) * 20) /40000.); - vary_CloudUVs *= (10000./40000.); - - // Offset by sun vector * (CloudAltitude / CloudSpan) - vary_CloudUVs.x += tmpLightnorm.x / tmpLightnorm.y * (3000./40000.); - vary_CloudUVs.y += tmpLightnorm.z / tmpLightnorm.y * (3000./40000.); - */ + //haze color + //setAdditiveColor( + // vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + // + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + // + tmpAmbient))); + + //brightness of surface both sunlight and ambient + setSunlitColor(vec3(sunlight * .5)); + setAmblitColor(vec3(tmpAmbient * .25)); + setAdditiveColor(additive * vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5); + + // vary_SunlitColor = vec3(0); + // vary_AmblitColor = vec3(0); + // vary_AdditiveColor = vec4(Pn, 1.0); + + /* + const float cloudShadowScale = 100.; + // Get cloud uvs for shadowing + vec3 cloudPos = inPositionEye + camPosWorld - cloudShadowScale / 2.; + vary_CloudUVs.xy = cloudPos.xz / cloudShadowScale; + + // We can take uv1 and multiply it by (TerrainSpan / CloudSpan) +// cloudUVs *= (((worldMaxZ - worldMinZ) * 20) /40000.); + vary_CloudUVs *= (10000./40000.); + + // Offset by sun vector * (CloudAltitude / CloudSpan) + vary_CloudUVs.x += tmpLightnorm.x / tmpLightnorm.y * (3000./40000.); + vary_CloudUVs.y += tmpLightnorm.z / tmpLightnorm.y * (3000./40000.); + */ } diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index e3fa431ddf..93024bf4e7 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -66,60 +66,65 @@ vec4 cloudNoise(vec2 uv) void main() { - // Set variables - vec2 uv1 = vary_texcoord0.xy; - vec2 uv2 = vary_texcoord1.xy; + // Set variables + vec2 uv1 = vary_texcoord0.xy; + vec2 uv2 = vary_texcoord1.xy; - vec4 cloudColorSun = vary_CloudColorSun; - vec4 cloudColorAmbient = vary_CloudColorAmbient; - float cloudDensity = vary_CloudDensity; - vec2 uv3 = vary_texcoord2.xy; - vec2 uv4 = vary_texcoord3.xy; + vec4 cloudColorSun = vary_CloudColorSun; + vec4 cloudColorAmbient = vary_CloudColorAmbient; + float cloudDensity = vary_CloudDensity; + vec2 uv3 = vary_texcoord2.xy; + vec2 uv4 = vary_texcoord3.xy; + + if (cloud_scale < 0.001) + { + discard; + } vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); - // Offset texture coords - uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density - uv2 += cloud_pos_density1.xy; //large texture, self shadow - uv3 += cloud_pos_density2.xy; //small texture, visible density - uv4 += cloud_pos_density2.xy; //small texture, self shadow + // Offset texture coords + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv2 += cloud_pos_density1.xy; //large texture, self shadow + uv3 += cloud_pos_density2.xy; //small texture, visible density + uv4 += cloud_pos_density2.xy; //small texture, self shadow float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); cloudDensity *= 1.0 - (density_variance * density_variance); - // Compute alpha1, the main cloud opacity + // Compute alpha1, the main cloud opacity - float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); - // And smooth - alpha1 = 1. - alpha1 * alpha1; - alpha1 = 1. - alpha1 * alpha1; + // And smooth + alpha1 = 1. - alpha1 * alpha1; + alpha1 = 1. - alpha1 * alpha1; if (alpha1 < 0.001f) { discard; } - // Compute alpha2, for self shadowing effect - // (1 - alpha2) will later be used as percentage of incoming sunlight - float alpha2 = (cloudNoise(uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + // Compute alpha2, for self shadowing effect + // (1 - alpha2) will later be used as percentage of incoming sunlight + float alpha2 = (cloudNoise(uv2).x - 0.5); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); - // And smooth - alpha2 = 1. - alpha2; - alpha2 = 1. - alpha2 * alpha2; + // And smooth + alpha2 = 1. - alpha2; + alpha2 = 1. - alpha2 * alpha2; - // Combine - vec4 color; - color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); - color *= 2.; + // Combine + vec4 color; + color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); + color *= 2.; - /// Gamma correct for WL (soft clip effect). - frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1); - frag_data[1] = vec4(0.0,0.0,0.0,0.0); - frag_data[2] = vec4(0,0,1,0); + /// Gamma correct for WL (soft clip effect). + frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1); + frag_data[1] = vec4(0.0,0.0,0.0,0.0); + frag_data[2] = vec4(0,0,1,0); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index c1dd45cd67..644cd5a35b 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -57,6 +57,7 @@ uniform float density_multiplier; uniform float max_y; uniform vec4 glow; +uniform float sun_up_factor; uniform vec4 cloud_color; @@ -65,126 +66,128 @@ uniform float cloud_scale; void main() { - // World / view / projection - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - - vary_texcoord0 = texcoord0; - - // Get relative position - vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); - - // Set altitude - if (P.y > 0.) - { - P *= (max_y / P.y); - } - else - { - P *= (-32000. / P.y); - } - - // Can normalize then - vec3 Pn = normalize(P); - float Plen = length(P); - - // Initialize temp variables - vec4 temp1 = vec4(0.); - vec4 temp2 = vec4(0.); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - - // Sunlight attenuation effect (hue and brightness) due to atmosphere - // this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - - // Calculate relative weights - temp1 = blue_density + haze_density; - blue_weight = blue_density / temp1; - haze_weight = haze_density / temp1; - - // Compute sunlight from P & lightnorm (for long rays like sky) - temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // Distance - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z); - - - // Compute haze glow - temp2.x = dot(Pn, lightnorm.xyz); - temp2.x = 1. - temp2.x; - // temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .001); - // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - // Higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - // glow.z should be negative, so we're doing a sort of (1 / "angle") function - - // Add "minimum anti-solar illumination" - temp2.x += .25; - - // Increase ambient when there are more clouds - vec4 tmpAmbient = ambient; - tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; - - // Dim sunlight by cloud shadow percentage - sunlight *= (1. - cloud_shadow); - - // Haze color below cloud - vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) - ); - - // CLOUDS - - sunlight = sunlight_color; - temp2.y = max(0., lightnorm.y * 2.); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // Cloud color out - vary_CloudColorSun = (sunlight * temp2.x) * cloud_color; - vary_CloudColorAmbient = tmpAmbient * cloud_color; - - // Attenuate cloud color by atmosphere - temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds - vary_CloudColorSun *= temp1; - vary_CloudColorAmbient *= temp1; - vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - temp1); - - // Make a nice cloud density based on the cloud_shadow value that was passed in. - vary_CloudDensity = 2. * (cloud_shadow - 0.25); - - - // Texture coords - vary_texcoord0 = texcoord0; - vary_texcoord0.xy -= 0.5; - vary_texcoord0.xy /= cloud_scale; - vary_texcoord0.xy += 0.5; - - vary_texcoord1 = vary_texcoord0; - vary_texcoord1.x += lightnorm.x * 0.0125; - vary_texcoord1.y += lightnorm.z * 0.0125; - - vary_texcoord2 = vary_texcoord0 * 16.; - vary_texcoord3 = vary_texcoord1 * 16.; - - // Combine these to minimize register use - vary_CloudColorAmbient += oHazeColorBelowCloud; - - // needs this to compile on mac - //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); - - // END CLOUDS + // World / view / projection + gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + + vary_texcoord0 = texcoord0; + + // Get relative position + vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); + + // Set altitude + if (P.y > 0.) + { + P *= (max_y / P.y); + } + else + { + P *= (-32000. / P.y); + } + + // Can normalize then + vec3 Pn = normalize(P); + float Plen = length(P); + + // Initialize temp variables + vec4 temp1 = vec4(0.); + vec4 temp2 = vec4(0.); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = sunlight_color; + vec4 light_atten; + + + // Sunlight attenuation effect (hue and brightness) due to atmosphere + // this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + + // Calculate relative weights + temp1 = blue_density + haze_density; + blue_weight = blue_density / temp1; + haze_weight = haze_density / temp1; + + // Compute sunlight from P & lightnorm (for long rays like sky) + temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Distance + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z); + + + // Compute haze glow + temp2.x = dot(Pn, lightnorm.xyz); + temp2.x = 1. - temp2.x; + // temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .001); + // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + // Higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + // glow.z should be negative, so we're doing a sort of (1 / "angle") function + + temp2.x *= sun_up_factor; + + // Add "minimum anti-solar illumination" + temp2.x += .25; + + // Increase ambient when there are more clouds + vec4 tmpAmbient = ambient; + tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; + + // Dim sunlight by cloud shadow percentage + sunlight *= (1. - cloud_shadow); + + // Haze color below cloud + vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) + ); + + // CLOUDS + + sunlight = sunlight_color; + temp2.y = max(0., lightnorm.y * 2.); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Cloud color out + vary_CloudColorSun = (sunlight * temp2.x) * cloud_color; + vary_CloudColorAmbient = tmpAmbient * cloud_color; + + // Attenuate cloud color by atmosphere + temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds + vary_CloudColorSun *= temp1; + vary_CloudColorAmbient *= temp1; + vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - temp1); + + // Make a nice cloud density based on the cloud_shadow value that was passed in. + vary_CloudDensity = 2. * (cloud_shadow - 0.25); + + + // Texture coords + vary_texcoord0 = texcoord0; + vary_texcoord0.xy -= 0.5; + vary_texcoord0.xy /= max(0.001, cloud_scale); + vary_texcoord0.xy += 0.5; + + vary_texcoord1 = vary_texcoord0; + vary_texcoord1.x += lightnorm.x * 0.0125; + vary_texcoord1.y += lightnorm.z * 0.0125; + + vary_texcoord2 = vary_texcoord0 * 16.; + vary_texcoord3 = vary_texcoord1 * 16.; + + // Combine these to minimize register use + vary_CloudColorAmbient += oHazeColorBelowCloud; + + // needs this to compile on mac + //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); + + // END CLOUDS } diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 3788ddaf2d..04cf4052b8 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -50,7 +50,7 @@ uniform float density_multiplier; uniform float max_y; uniform vec4 glow; - +uniform float sun_up_factor; uniform vec4 cloud_color; void main() @@ -119,6 +119,8 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function + temp2.x *= sun_up_factor; + // Add "minimum anti-solar illumination" temp2.x += .25; -- cgit v1.2.3 From 88d4d85711a25772f3659850902e3a395ef2358c Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 25 Jan 2019 10:34:42 -0800 Subject: SL-10303 Modify sun disc shader to better position itself within the sun glow and to fade as the sun approaches the horizon (to mask where the position difference is greatest). --- .../newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index 8c1a7c6281..5ccf786fce 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -62,8 +62,8 @@ void calcAtmospherics(vec3 inPositionEye) { setPositionEye(P); //(TERRAIN) limit altitude - if (P.y > max_y) P *= (max_y / P.y); - if (P.y < -max_y) P *= (-max_y / P.y); + //if (P.y > max_y) P *= (max_y / P.y); + //if (P.y < -max_y) P *= (-max_y / P.y); vec3 tmpLightnorm = lightnorm.xyz; -- cgit v1.2.3 From 431a26c118ec0dea154a2fb2c93ae96ae41b3d7b Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 25 Jan 2019 16:29:05 -0800 Subject: SL-10303, SL-10414 Fix positioning of sun/moon discs w.r.t atmo haze glow. Disable killing glow when sun is not up. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 5cf3cd1dd2..8d1e5e3281 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -119,7 +119,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, //add "minimum anti-solar illumination" temp2.x += .25; - temp2.x *= sun_up_factor; + //temp2.x *= sun_up_factor; //increase ambient when there are more clouds vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 644cd5a35b..a250cf2c45 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -131,7 +131,7 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function - temp2.x *= sun_up_factor; + //temp2.x *= sun_up_factor; // Add "minimum anti-solar illumination" temp2.x += .25; diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 04cf4052b8..f509f9f8d4 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -119,7 +119,7 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function - temp2.x *= sun_up_factor; + //temp2.x *= sun_up_factor; // Add "minimum anti-solar illumination" temp2.x += .25; -- cgit v1.2.3 From 5a8610ccb7e1f5a0e4d54170ac922e6820ce3acb Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 1 Feb 2019 13:41:31 -0800 Subject: SL-9996, SL-1130, SL-5546 Fix bug with setting texture matrix for rigged mesh. Fix z-fighting between sea and sky in ALM by cheating sky, stars, and moon using gl_FragDepth. Fix handling of atmospheric haze glow w.r.t independent sun/moon positioning (we can no longer depend on them being mutex to each other). --- .../newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 4 ++-- .../newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl | 4 ++-- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 4 ++-- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 4 ++-- 4 files changed, 8 insertions(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 8d1e5e3281..683ab794d3 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -42,7 +42,7 @@ uniform vec4 glow; uniform float scene_light_strength; uniform mat3 ssao_effect_mat; uniform int no_atmo; -uniform float sun_up_factor; +uniform float sun_moon_glow_factor; vec3 scaleSoftClipFrag(vec3 light); @@ -119,7 +119,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, //add "minimum anti-solar illumination" temp2.x += .25; - //temp2.x *= sun_up_factor; + temp2.x *= sun_moon_glow_factor; //increase ambient when there are more clouds vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index 5ccf786fce..86cdae8768 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -54,7 +54,7 @@ uniform float density_multiplier; uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; -uniform float sun_up_factor; +uniform float sun_moon_glow_factor; void calcAtmospherics(vec3 inPositionEye) { @@ -118,7 +118,7 @@ void calcAtmospherics(vec3 inPositionEye) { temp2.x = pow(temp2.x, glow.z); //glow.z should be negative, so we're doing a sort of (1 / "angle") function - temp2.x *= sun_up_factor; + temp2.x *= sun_moon_glow_factor; //add "minimum anti-solar illumination" temp2.x += .25; diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index a250cf2c45..3e3bd929e1 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -57,7 +57,7 @@ uniform float density_multiplier; uniform float max_y; uniform vec4 glow; -uniform float sun_up_factor; +uniform float sun_moon_glow_factor; uniform vec4 cloud_color; @@ -131,7 +131,7 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function - //temp2.x *= sun_up_factor; + temp2.x *= sun_moon_glow_factor; // Add "minimum anti-solar illumination" temp2.x += .25; diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index f509f9f8d4..f9f1eb7355 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -50,7 +50,7 @@ uniform float density_multiplier; uniform float max_y; uniform vec4 glow; -uniform float sun_up_factor; +uniform float sun_moon_glow_factor; uniform vec4 cloud_color; void main() @@ -119,7 +119,7 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function - //temp2.x *= sun_up_factor; + temp2.x *= sun_moon_glow_factor; // Add "minimum anti-solar illumination" temp2.x += .25; -- cgit v1.2.3 From 8890c3238ab4ae8bbf1bc123284f9c6d4db4f9d6 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 6 Feb 2019 16:42:23 -0800 Subject: SL-10478 Fix side-effects of having both sun and moon as potential directional light contributors. We pass an int to the shader indicating which to prefer instead of making per-pixel decisions and pass the moonlight color/di independently. Obsolete llsettingssky fade color which was unused elsewhere and cached for no reason. --- .../newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 4 +++- .../newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl | 4 +++- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 4 +++- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 4 +++- 4 files changed, 12 insertions(+), 4 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 683ab794d3..efcf848ab1 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -29,6 +29,8 @@ vec3 getAtmosAttenuation(); uniform vec4 gamma; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -75,7 +77,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, vec3 temp2 = vec3(0); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = sunlight_color; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; //sunlight attenuation effect (hue and brightness) due to atmosphere diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index 86cdae8768..a26752f741 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -44,6 +44,8 @@ uniform vec3 camPosLocal; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -74,7 +76,7 @@ void calcAtmospherics(vec3 inPositionEye) { vec3 temp2 = vec3(0); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = sunlight_color; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; //sunlight attenuation effect (hue and brightness) due to atmosphere diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 3e3bd929e1..fb978691da 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -46,6 +46,8 @@ uniform vec3 camPosLocal; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -93,7 +95,7 @@ void main() vec4 temp2 = vec4(0.); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = sunlight_color; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index f9f1eb7355..a65cc09c73 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -39,6 +39,8 @@ uniform vec3 camPosLocal; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -82,7 +84,7 @@ void main() vec4 temp2 = vec4(0.); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = sunlight_color; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; // Sunlight attenuation effect (hue and brightness) due to atmosphere -- cgit v1.2.3 From aafa561215b7b69a72d00ed709d6411f6438474d Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 11 Feb 2019 09:36:01 -0800 Subject: SL-10500 Replace clamp on height in atmospherics calcs on fragment shader path. Fix colorspace conversions in material shaders in forward rendering mode. Fix deferred shaders not setting the sun_up_factor uniform and getting moonlight instead of sunlight. --- .../app_settings/shaders/class2/windlight/atmosphericsF.glsl | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index efcf848ab1..565c00ba79 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -67,7 +67,11 @@ vec3 atmosLighting(vec3 light) void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { vec3 P = inPositionEye; - + + //(TERRAIN) limit altitude + if (P.y > max_y) P *= (max_y / P.y); + if (P.y < -max_y) P *= (-max_y / P.y); + vec3 tmpLightnorm = lightnorm.xyz; vec3 Pn = normalize(P); @@ -93,7 +97,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) temp2.y = max(0.0, tmpLightnorm.y); temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); + sunlight *= exp(-light_atten * temp2.y); // main atmospheric scattering line integral temp2.z = Plen * density_multiplier; -- cgit v1.2.3 From c1d2416826406631807f153e7de9d2b790b0caa5 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 28 Feb 2019 14:06:19 -0800 Subject: EEP performance WIP Mods to improve alpha obj render performance. Removes hacky fix for HUD elements getting atmospherics. Re-orders rendering of glow to remove ~10ms/frame of shader re-re-rebinding. Fix up default classes and basic shader loading (remove unused shared modules). --- .../shaders/class2/windlight/atmosphericsF.glsl | 5 ----- .../class2/windlight/atmosphericsHelpersF.glsl | 2 -- .../class2/windlight/atmosphericsHelpersV.glsl | 2 -- .../shaders/class2/windlight/atmosphericsV.glsl | 14 ++------------ .../shaders/class2/windlight/gammaF.glsl | 13 +++++-------- .../shaders/class2/windlight/transportF.glsl | 21 ++++----------------- 6 files changed, 11 insertions(+), 46 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 565c00ba79..ebb06e0f23 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -43,17 +43,12 @@ uniform float max_y; uniform vec4 glow; uniform float scene_light_strength; uniform mat3 ssao_effect_mat; -uniform int no_atmo; uniform float sun_moon_glow_factor; vec3 scaleSoftClipFrag(vec3 light); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { - if (no_atmo == 1) - { - return light; - } light *= atten.r; light += additive; return light * 2.0; diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl index 86743dc306..c836ca98c5 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -26,11 +26,9 @@ // Output variables uniform float scene_light_strength; -uniform int no_atmo; vec3 atmosFragAmbient(vec3 light, vec3 amblit) { - if (no_atmo == 1) return light; return amblit + light / 2.0; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 95b4a76880..589c95bc96 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -33,11 +33,9 @@ vec3 getAtmosAttenuation(); vec3 getPositionEye(); uniform float scene_light_strength; -uniform int no_atmo; vec3 atmosAmbient(vec3 light) { - if (no_atmo == 1) return light + vec3(0.66); return getAmblitColor() + light / 2.0; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index a26752f741..bef7a8827a 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -64,8 +64,8 @@ void calcAtmospherics(vec3 inPositionEye) { setPositionEye(P); //(TERRAIN) limit altitude - //if (P.y > max_y) P *= (max_y / P.y); - //if (P.y < -max_y) P *= (-max_y / P.y); + if (P.y > max_y) P *= (max_y / P.y); + if (P.y < -max_y) P *= (-max_y / P.y); vec3 tmpLightnorm = lightnorm.xyz; @@ -134,21 +134,11 @@ void calcAtmospherics(vec3 inPositionEye) { + tmpAmbient)); additive = normalize(additive); - //haze color - //setAdditiveColor( - // vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - // + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - // + tmpAmbient))); - //brightness of surface both sunlight and ambient setSunlitColor(vec3(sunlight * .5)); setAmblitColor(vec3(tmpAmbient * .25)); setAdditiveColor(additive * vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5); - // vary_SunlitColor = vec3(0); - // vary_AmblitColor = vec3(0); - // vary_AdditiveColor = vec4(Pn, 1.0); - /* const float cloudShadowScale = 100.; // Get cloud uvs for shadowing diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 143bafc9c9..e985c50c67 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -26,16 +26,12 @@ uniform vec4 gamma; -uniform int no_atmo; vec3 getAtmosAttenuation(); +vec3 getAdditiveColor(); vec3 scaleSoftClipFrag(vec3 light) { - if (no_atmo == 1) - { - return light; - } //soft clip effect: light = 1. - clamp(light, vec3(0.), vec3(1.)); light = 1. - pow(light, gamma.xxx); @@ -47,12 +43,13 @@ vec3 scaleSoftClip(vec3 light) return scaleSoftClipFrag(light); } -vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 add, vec3 atten) { - return scaleSoftClipFrag(light.rgb); +vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 add, vec3 atten) +{ + return mix(scaleSoftClipFrag(light.rgb), add, atten); } vec3 fullbrightScaleSoftClip(vec3 light) { - return scaleSoftClipFrag(light); + return fullbrightScaleSoftClipFrag(light, getAdditiveColor(), getAtmosAttenuation()); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index df731662e8..d799453712 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -30,34 +30,21 @@ vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); -uniform int no_atmo; - vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - if (no_atmo == 1) - { - return light; - } light *= atten.r; - light += additive * 2.0; - return light; + light += additive; + return light * 2.0; } vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - if (no_atmo == 1) - { - return light; - } float brightness = dot(light.rgb, vec3(0.33333)); return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - if (no_atmo == 1) - { - return light; - } +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ float brightness = dot(light.rgb, vec3(0.33333)); return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } -- cgit v1.2.3 From 4c3050a3953153aa8753fc10706ad2ef464f3e3d Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Sun, 3 Mar 2019 10:42:19 -0800 Subject: SL-10664, SL-10666 Fix up culling issues from perf work and fix Depth of Field rendering to get depth values properly. Baseline for performance work. --- .../shaders/class2/windlight/atmosphericsF.glsl | 5 +++++ .../class2/windlight/atmosphericsHelpersF.glsl | 2 ++ .../class2/windlight/atmosphericsHelpersV.glsl | 2 ++ .../shaders/class2/windlight/gammaF.glsl | 8 +++++++- .../shaders/class2/windlight/transportF.glsl | 21 +++++++++++++++++---- 5 files changed, 33 insertions(+), 5 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index ebb06e0f23..565c00ba79 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -43,12 +43,17 @@ uniform float max_y; uniform vec4 glow; uniform float scene_light_strength; uniform mat3 ssao_effect_mat; +uniform int no_atmo; uniform float sun_moon_glow_factor; vec3 scaleSoftClipFrag(vec3 light); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { + if (no_atmo == 1) + { + return light; + } light *= atten.r; light += additive; return light * 2.0; diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl index c836ca98c5..86743dc306 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -26,9 +26,11 @@ // Output variables uniform float scene_light_strength; +uniform int no_atmo; vec3 atmosFragAmbient(vec3 light, vec3 amblit) { + if (no_atmo == 1) return light; return amblit + light / 2.0; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 589c95bc96..95b4a76880 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -33,9 +33,11 @@ vec3 getAtmosAttenuation(); vec3 getPositionEye(); uniform float scene_light_strength; +uniform int no_atmo; vec3 atmosAmbient(vec3 light) { + if (no_atmo == 1) return light + vec3(0.66); return getAmblitColor() + light / 2.0; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index e985c50c67..c0439006f7 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -26,12 +26,17 @@ uniform vec4 gamma; +uniform int no_atmo; vec3 getAtmosAttenuation(); vec3 getAdditiveColor(); vec3 scaleSoftClipFrag(vec3 light) { + if (no_atmo == 1) + { + return light; + } //soft clip effect: light = 1. - clamp(light, vec3(0.), vec3(1.)); light = 1. - pow(light, gamma.xxx); @@ -45,7 +50,8 @@ vec3 scaleSoftClip(vec3 light) vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 add, vec3 atten) { - return mix(scaleSoftClipFrag(light.rgb), add, atten); + //return mix(scaleSoftClipFrag(light.rgb), add, atten); + return scaleSoftClipFrag(light.rgb); } vec3 fullbrightScaleSoftClip(vec3 light) diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index d799453712..df731662e8 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -30,21 +30,34 @@ vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); +uniform int no_atmo; + vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { + if (no_atmo == 1) + { + return light; + } light *= atten.r; - light += additive; - return light * 2.0; + light += additive * 2.0; + return light; } vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { + if (no_atmo == 1) + { + return light; + } float brightness = dot(light.rgb, vec3(0.33333)); return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) -{ +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { + if (no_atmo == 1) + { + return light; + } float brightness = dot(light.rgb, vec3(0.33333)); return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } -- cgit v1.2.3 From a10ec81e82d79bd79d5b058fda1b370073bfb480 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 15 Mar 2019 08:13:04 -0700 Subject: SL-10743, SL-10744 Don't step on SUNLIGHT_COLOR uniform w/ syncLightState competing set. Put drawpool alpha render loop lighting setup changes as they were (this will give back some performance and possibly require reopening 10566). --- .../app_settings/shaders/class2/windlight/atmosphericsF.glsl | 6 +++++- .../app_settings/shaders/class2/windlight/atmosphericsV.glsl | 6 +++++- 2 files changed, 10 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 565c00ba79..14af657e67 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -96,7 +96,11 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; + if (temp2.y > 0.001f) + { + temp2.y = 1. / temp2.y; + } + temp2.y = max(0.001f, temp2.y); sunlight *= exp(-light_atten * temp2.y); // main atmospheric scattering line integral diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index bef7a8827a..6c4098b9fb 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -91,7 +91,11 @@ void calcAtmospherics(vec3 inPositionEye) { //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; + if (temp2.y > 0.001f) + { + temp2.y = 1. / temp2.y; + } + temp2.y = max(0.001f, temp2.y); sunlight *= exp( - light_atten * temp2.y); // main atmospheric scattering line integral -- cgit v1.2.3 From 7423a86a1bb7b87c70b5ccc3dbfb13ebb4f28668 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 21 Mar 2019 10:39:14 -0700 Subject: SL-10751 Fix skydome VB generation to cover entire range of phi (give sky pants). Add shader code to fade out clouds to simulate old look at altitude. --- indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl | 3 +++ indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 5 +++++ 2 files changed, 8 insertions(+) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 93024bf4e7..666ae84e5c 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -52,6 +52,7 @@ VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; VARYING vec2 vary_texcoord2; VARYING vec2 vary_texcoord3; +VARYING float altitude_blend_factor; /// Soft clips the light with a gamma correction vec3 scaleSoftClip(vec3 light); @@ -103,6 +104,8 @@ void main() alpha1 = 1. - alpha1 * alpha1; alpha1 = 1. - alpha1 * alpha1; + alpha1 *= altitude_blend_factor; + if (alpha1 < 0.001f) { discard; diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index fb978691da..3cb69c33a1 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -40,6 +40,7 @@ VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; VARYING vec2 vary_texcoord2; VARYING vec2 vary_texcoord3; +VARYING float altitude_blend_factor; // Inputs uniform vec3 camPosLocal; @@ -76,6 +77,9 @@ void main() // Get relative position vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); + // fade clouds beyond a certain point so the bottom of the sky dome doesn't look silly at high altitude + altitude_blend_factor = (P.y > -4096.0) ? 1.0 : 1.0 - clamp(abs(P.y) / max_y, 0.0, 1.0); + // Set altitude if (P.y > 0.) { @@ -86,6 +90,7 @@ void main() P *= (-32000. / P.y); } + // Can normalize then vec3 Pn = normalize(P); float Plen = length(P); -- cgit v1.2.3 From cb7d07e0ca9041d76de2c99ae9bbee7f10e89856 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 29 Mar 2019 15:56:59 -0700 Subject: SL-10844, SL-10584 Add Geenz doings to the contribs list. Fix per-frag atmospherics to use sRGB conversion. Update ref to new KDU package. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 14af657e67..7bfdb9f753 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -46,6 +46,7 @@ uniform mat3 ssao_effect_mat; uniform int no_atmo; uniform float sun_moon_glow_factor; +vec3 srgb_to_linear(vec3 c); vec3 scaleSoftClipFrag(vec3 light); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) @@ -151,7 +152,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, + tmpAmbient)); //brightness of surface both sunlight and ambient - sunlit = vec3(sunlight * .5); + sunlit = srgb_to_linear(sunlight.rgb); amblit = vec3(tmpAmbient * .25); additive = normalize(additive); additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; -- cgit v1.2.3 From fe589170d3faa5ca681baca7b9a664e2d851cd6e Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 5 Apr 2019 15:54:21 -0700 Subject: SL-10896 Fix deferred water soften prog lightnorm getting stomped with rotated lightnorm, because it's a water shader and needs water atmo uniform values, but it's a deferred lighting shader that needs not-so-rotated lightnorms. Make sunlight_color not get auto-updated so we can get the correct value from mSunDiffuse. Remove mix to preserve bumps as it was washing out shadows. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 7bfdb9f753..40c521cd2c 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -152,7 +152,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, + tmpAmbient)); //brightness of surface both sunlight and ambient - sunlit = srgb_to_linear(sunlight.rgb); + sunlit = vec3(sunlight.rgb* 0.5); amblit = vec3(tmpAmbient * .25); additive = normalize(additive); additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; -- cgit v1.2.3 From 282f91aaf38cd108ee96475e351623ae203c57a6 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 8 Apr 2019 10:34:59 -0700 Subject: Make ambient clamping consistent between class1/2 deferred lighting and forward rendering. Add decls for intermediate lighting values for debug. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 40c521cd2c..f1398afb99 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -152,7 +152,7 @@ void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, + tmpAmbient)); //brightness of surface both sunlight and ambient - sunlit = vec3(sunlight.rgb* 0.5); + sunlit = vec3(sunlight.rgb); amblit = vec3(tmpAmbient * .25); additive = normalize(additive); additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; -- cgit v1.2.3 From 08812cbe060e62cb8b61e91bc2f878a74a0015e5 Mon Sep 17 00:00:00 2001 From: Geenz Date: Wed, 10 Apr 2019 02:11:07 -0700 Subject: Separate out vertex program objects from fragment program objects and use it. Given that mShaderObjects only ever expects one copy of a given shader object (leading to lots of "shaderV" and "shaderF"), it made having utility shaders a bit more difficult to incorporate. This change makes sure the two are separated. Using this over a multimap largely for readibility. Also, actually, you know, use this functionality. --HG-- branch : OPEN-340 --- .../shaders/class2/windlight/atmosphericsV.glsl | 128 ++------------------- 1 file changed, 10 insertions(+), 118 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index 6c4098b9fb..ac7931209e 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -34,128 +34,20 @@ void setPositionEye(vec3 v); vec3 getAdditiveColor(); -//VARYING vec4 vary_CloudUVs; -//VARYING float vary_CloudDensity; - -// Inputs -uniform vec4 morphFactor; -uniform vec3 camPosLocal; -//uniform vec4 camPosWorld; - -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 moonlight_color; -uniform int sun_up_factor; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; -uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; -uniform float max_y; -uniform vec4 glow; -uniform float sun_moon_glow_factor; +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); void calcAtmospherics(vec3 inPositionEye) { vec3 P = inPositionEye; setPositionEye(P); - - //(TERRAIN) limit altitude - if (P.y > max_y) P *= (max_y / P.y); - if (P.y < -max_y) P *= (-max_y / P.y); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - if (temp2.y > 0.001f) - { - temp2.y = 1. / temp2.y; - } - temp2.y = max(0.001f, temp2.y); - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - //vary_AtmosAttenuation = distance_multiplier / 10000.; - //vary_AtmosAttenuation = density_multiplier * 100.; - //vary_AtmosAttenuation = vec4(Plen / 100000., 0., 0., 1.); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - temp2.x *= sun_moon_glow_factor; - - //add "minimum anti-solar illumination" - temp2.x += .25; - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - vec3 additive = - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient)); - additive = normalize(additive); - - //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(additive * vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5); - - /* - const float cloudShadowScale = 100.; - // Get cloud uvs for shadowing - vec3 cloudPos = inPositionEye + camPosWorld - cloudShadowScale / 2.; - vary_CloudUVs.xy = cloudPos.xz / cloudShadowScale; - - // We can take uv1 and multiply it by (TerrainSpan / CloudSpan) -// cloudUVs *= (((worldMaxZ - worldMinZ) * 20) /40000.); - vary_CloudUVs *= (10000./40000.); - - // Offset by sun vector * (CloudAltitude / CloudSpan) - vary_CloudUVs.x += tmpLightnorm.x / tmpLightnorm.y * (3000./40000.); - vary_CloudUVs.y += tmpLightnorm.z / tmpLightnorm.y * (3000./40000.); - */ + vec3 tmpsunlit = vec3(1); + vec3 tmpamblit = vec3(1); + vec3 tmpaddlit = vec3(1); + vec3 tmpattenlit = vec3(1); + calcAtmosphericVars(inPositionEye, 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit); + setSunlitColor(tmpsunlit); + setAmblitColor(tmpamblit); + setAdditiveColor(tmpaddlit); + setAtmosAttenuation(tmpattenlit); } -- cgit v1.2.3 From 311adf5469dde93da7813d6d89feb77d44c01804 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 18 Apr 2019 11:28:49 -0700 Subject: SL-10967 Make fullbright transport look closer to normal transport so fullbright objects reflect distance. --- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index df731662e8..918ebcb0e3 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -50,7 +50,7 @@ vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); + return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness * 0.1); } vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { @@ -59,7 +59,7 @@ vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { return light; } float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); + return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness * 0.1); } vec3 atmosTransport(vec3 light) -- cgit v1.2.3 From 3dd5942776a8e3755fa75e01661b343972affbf9 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 19 Apr 2019 07:44:18 -0700 Subject: Add directory names to sentinels in shaders so shaders with same filename can be differentiated in nSight while debugging. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 2 +- .../app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl | 2 +- .../app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl | 2 +- .../app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl | 2 +- .../app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl | 2 +- .../app_settings/shaders/class2/windlight/atmosphericsVarsWaterF.glsl | 2 +- .../app_settings/shaders/class2/windlight/atmosphericsVarsWaterV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 2 +- 13 files changed, 13 insertions(+), 13 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index f1398afb99..7b46a2ed28 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericsF.glsl + * @file class2\wl\atmosphericsF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl index 86743dc306..5788871744 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericsHelpersV.glsl + * @file class2\wl\atmosphericsHelpersV.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 95b4a76880..c80706d2a7 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericsHelpersV.glsl + * @file class2\wl\atmosphericsHelpersV.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index ac7931209e..4ac44feee5 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericsV.glsl + * @file class2\wl\atmosphericsV.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl index 765b0927c3..9953f79cf2 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericVars.glsl + * @file class2\wl\atmosphericVars.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl index 99dbee15ee..31109aed31 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericVars.glsl + * @file class2\wl\atmosphericVars.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterF.glsl index 163ef26444..22e16b7e0f 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterF.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericVarsWaterF.glsl + * @file class2\wl\atmosphericVarsWaterF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterV.glsl index 553f6752e6..0f2a3ee527 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsWaterV.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericVarsWaterV.glsl + * @file class2\wl\atmosphericVarsWaterV.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 666ae84e5c..e31bdf610c 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -1,5 +1,5 @@ /** - * @file WLCloudsF.glsl + * @file class2\wl\cloudsF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 3cb69c33a1..36badc5214 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -1,5 +1,5 @@ /** - * @file WLCloudsV.glsl + * @file class2\wl\cloudsV.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index c0439006f7..5c339f9663 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -1,5 +1,5 @@ /** - * @file gammaF.glsl + * @file class2\wl\gammaF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index a65cc09c73..5798493ce5 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -1,5 +1,5 @@ /** - * @file WLSkyV.glsl + * @file class2\wl\skyV.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 918ebcb0e3..868f5fe601 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -1,5 +1,5 @@ /** - * @file transportF.glsl + * @file class2\wl\transportF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code -- cgit v1.2.3 From f30a649f1cd789510b2f4e0b2b2f85043cdfd700 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 19 Apr 2019 08:26:03 -0700 Subject: SL-10967 All paths now use the same atmospheric transport calcs. --- .../shaders/class2/windlight/transportF.glsl | 23 ++-------------------- 1 file changed, 2 insertions(+), 21 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 868f5fe601..2e8946252b 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -43,25 +43,6 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) return light; } -vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) -{ - if (no_atmo == 1) - { - return light; - } - float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness * 0.1); -} - -vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - if (no_atmo == 1) - { - return light; - } - float brightness = dot(light.rgb, vec3(0.33333)); - return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness * 0.1); -} - vec3 atmosTransport(vec3 light) { return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); @@ -69,10 +50,10 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransport(vec3 light) { - return fullbrightAtmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); + return atmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); } vec3 fullbrightShinyAtmosTransport(vec3 light) { - return fullbrightShinyAtmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); + return atmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); } -- cgit v1.2.3 From dd1cc2f3b1df472be405f4b95107972be1ea1a62 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 19 Apr 2019 13:13:50 -0700 Subject: Fix sky and cloud shader usage of density_multiplier (not re-ranged from FS to WL). Remove all refs to now unused calcFragAtmospherics. --- .../shaders/class2/windlight/atmosphericsF.glsl | 96 ---------------------- .../shaders/class2/windlight/cloudsV.glsl | 5 +- .../shaders/class2/windlight/skyV.glsl | 6 +- 3 files changed, 7 insertions(+), 100 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 7b46a2ed28..a93253c981 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -37,8 +37,6 @@ uniform vec4 blue_density; uniform float haze_horizon; uniform float haze_density; uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; uniform float scene_light_strength; @@ -64,97 +62,3 @@ vec3 atmosLighting(vec3 light) { return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); } - -void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { - - vec3 P = inPositionEye; - - //(TERRAIN) limit altitude - if (P.y > max_y) P *= (max_y / P.y); - if (P.y < -max_y) P *= (-max_y / P.y); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - if (temp2.y > 0.001f) - { - temp2.y = 1. / temp2.y; - } - temp2.y = max(0.001f, temp2.y); - sunlight *= exp(-light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - atten = temp1.rgb; - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - temp2.x *= sun_moon_glow_factor; - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - /* decrease value and saturation (that in HSV, not HSL) for occluded areas - * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html - * // The following line of code performs the equivalent of: - * float ambAlpha = tmpAmbient.a; - * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis - * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); - * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); - */ - tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); - - //haze color - additive = - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient)); - - //brightness of surface both sunlight and ambient - sunlit = vec3(sunlight.rgb); - amblit = vec3(tmpAmbient * .25); - additive = normalize(additive); - additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; -} - diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 36badc5214..fcfe5bbba0 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -103,10 +103,11 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; + float dens_mul = density_multiplier * 0.5; // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + light_atten = (blue_density + vec4(haze_density * 0.25)) * (dens_mul * max_y); // Calculate relative weights temp1 = blue_density + haze_density; @@ -119,7 +120,7 @@ void main() sunlight *= exp( - light_atten * temp2.y); // Distance - temp2.z = Plen * density_multiplier; + temp2.z = Plen * dens_mul; // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 5798493ce5..a253bb72d5 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -87,9 +87,11 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; + float dens_mul = density_multiplier * 0.5; + // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + light_atten = (blue_density + vec4(haze_density * 0.25)) * (dens_mul * max_y); // Calculate relative weights temp1 = blue_density + haze_density; @@ -102,7 +104,7 @@ void main() sunlight *= exp( - light_atten * temp2.y); // Distance - temp2.z = Plen * density_multiplier; + temp2.z = Plen * dens_mul; // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati -- cgit v1.2.3 From 4d76ba2d23c22e9a507a0eb7687b3750091b356f Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 22 Apr 2019 10:21:10 -0700 Subject: Fix mismatch between release and EEP in sunlight and ambient color from settings. --- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index fcfe5bbba0..64156bd3bf 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -103,7 +103,7 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; - float dens_mul = density_multiplier * 0.5; + float dens_mul = density_multiplier; // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index a253bb72d5..6d6b3dafa7 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -87,7 +87,7 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; - float dens_mul = density_multiplier * 0.5; + float dens_mul = density_multiplier; // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes -- cgit v1.2.3 From 6ee2fadaa8fd782eccff29777dc93aa508c5bf74 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 23 Apr 2019 10:37:24 -0700 Subject: SL-1491 Modify handling of additive to make extreme range of glow focus/size safe from lens flare artifacts. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index a93253c981..246dd1a56d 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -54,7 +54,7 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive; + light += additive * exp(-32.0f); return light * 2.0; } -- cgit v1.2.3 From 9d314074c9e3c898436321bdb90d3bf0d10c0079 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 26 Apr 2019 10:36:44 -0700 Subject: SL-11055 Remove shader change to reduce additive to combat SL1491 as it also kills additive from foggy settings. Zero out all cached hardware light colors causing uninit fun with class3 lighting. --- indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 246dd1a56d..94e776d51d 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -54,7 +54,7 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive * exp(-32.0f); + light += additive * exp(-1.0f); return light * 2.0; } -- cgit v1.2.3 From f133be068a4aa23c02c47348f5c7d4a28e1d5c37 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 26 Apr 2019 16:02:21 -0700 Subject: Lighting WIP Consistency across class2/3/ALM lighting. --- .../app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl | 6 +++--- .../app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl | 3 +++ indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 4 ++-- 3 files changed, 8 insertions(+), 5 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index c80706d2a7..9f049cb8fb 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -35,10 +35,10 @@ vec3 getPositionEye(); uniform float scene_light_strength; uniform int no_atmo; -vec3 atmosAmbient(vec3 light) +vec3 atmosAmbient() { - if (no_atmo == 1) return light + vec3(0.66); - return getAmblitColor() + light / 2.0; + if (no_atmo == 1) return vec3(0.66); + return getAmblitColor(); } vec3 atmosAffectDirectionalLight(float lightIntensity) diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl index 9953f79cf2..ea37610502 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl @@ -32,14 +32,17 @@ vec3 getSunlitColor() { return vec3(0,0,0); } + vec3 getAmblitColor() { return vec3(0,0,0); } + vec3 getAdditiveColor() { return vary_AdditiveColor; } + vec3 getAtmosAttenuation() { return vec3(vary_AtmosAttenuation); diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 2e8946252b..9cb9c723a2 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -39,8 +39,8 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive * 2.0; - return light; + light += additive; + return light * 2.0; } vec3 atmosTransport(vec3 light) -- cgit v1.2.3 From c4032528aff8ef1938e897ec583bbf25a3e713e1 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 2 May 2019 13:49:35 -0700 Subject: Roll back sRGB decode changes from contrib for now. Fix direct light matching across alpha/blended-material/deferred. Get diffuse lighting to match from Low to Ultra. --- .../shaders/class2/windlight/atmosphericsF.glsl | 1 - .../app_settings/shaders/class2/windlight/cloudsF.glsl | 14 +++++++------- .../app_settings/shaders/class2/windlight/cloudsV.glsl | 3 ++- 3 files changed, 9 insertions(+), 9 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 94e776d51d..36703ea742 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -44,7 +44,6 @@ uniform mat3 ssao_effect_mat; uniform int no_atmo; uniform float sun_moon_glow_factor; -vec3 srgb_to_linear(vec3 c); vec3 scaleSoftClipFrag(vec3 light); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index e31bdf610c..1de919bf30 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -86,14 +86,14 @@ void main() vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); // Offset texture coords - uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv1 += cloud_pos_density1.xy;// + (disturbance * 0.02); //large texture, visible density uv2 += cloud_pos_density1.xy; //large texture, self shadow uv3 += cloud_pos_density2.xy; //small texture, visible density uv4 += cloud_pos_density2.xy; //small texture, self shadow float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); - cloudDensity *= 1.0 - (density_variance * density_variance); + //cloudDensity *= 1.0 - (density_variance * density_variance); // Compute alpha1, the main cloud opacity @@ -104,12 +104,12 @@ void main() alpha1 = 1. - alpha1 * alpha1; alpha1 = 1. - alpha1 * alpha1; - alpha1 *= altitude_blend_factor; + //alpha1 *= altitude_blend_factor; - if (alpha1 < 0.001f) - { - discard; - } + //if (alpha1 < 0.001f) + //{ + // discard; + //} // Compute alpha2, for self shadowing effect // (1 - alpha2) will later be used as percentage of incoming sunlight diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 64156bd3bf..5c5cd0294a 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -180,7 +180,8 @@ void main() // Texture coords vary_texcoord0 = texcoord0; vary_texcoord0.xy -= 0.5; - vary_texcoord0.xy /= max(0.001, cloud_scale); + vary_texcoord0.xy /= cloud_scale; + //vary_texcoord0.xy /= max(0.001, cloud_scale); vary_texcoord0.xy += 0.5; vary_texcoord1 = vary_texcoord0; -- cgit v1.2.3 From 1522a9902481b69b3d04bee5edd79102a796630b Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 3 May 2019 10:12:56 -0700 Subject: SL-11070 Gave clouds the Bob Ross treatment. --- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 5c5cd0294a..43500bc5e3 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -103,7 +103,7 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; - float dens_mul = density_multiplier; + float dens_mul = density_multiplier * 0.45; // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 6d6b3dafa7..f6bef3e6bc 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -87,7 +87,7 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; - float dens_mul = density_multiplier; + float dens_mul = density_multiplier * 0.45; // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes -- cgit v1.2.3 From a1e8042c1f2f1ab0ed5b6040535348974e659556 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 7 May 2019 15:36:43 -0700 Subject: SL-11055, SL-10966, SL-11087 Make haze look more like WL. Make lack of sun and moon mean black and fixed dir to prevent spooky underlighting. --- .../app_settings/shaders/class2/windlight/atmosphericsF.glsl | 4 +++- indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl | 6 +++--- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 7 ++++--- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 3 ++- 4 files changed, 12 insertions(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 36703ea742..9db04f4e9a 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -37,6 +37,8 @@ uniform vec4 blue_density; uniform float haze_horizon; uniform float haze_density; uniform float cloud_shadow; +uniform float density_multiplier; +uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; uniform float scene_light_strength; @@ -53,7 +55,7 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive * exp(-1.0f); + light += additive; return light * 2.0; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 1de919bf30..396ceacd19 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -86,14 +86,14 @@ void main() vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); // Offset texture coords - uv1 += cloud_pos_density1.xy;// + (disturbance * 0.02); //large texture, visible density + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density uv2 += cloud_pos_density1.xy; //large texture, self shadow uv3 += cloud_pos_density2.xy; //small texture, visible density uv4 += cloud_pos_density2.xy; //small texture, self shadow float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); - //cloudDensity *= 1.0 - (density_variance * density_variance); + cloudDensity *= 1.0 - (density_variance * density_variance); // Compute alpha1, the main cloud opacity @@ -104,7 +104,7 @@ void main() alpha1 = 1. - alpha1 * alpha1; alpha1 = 1. - alpha1 * alpha1; - //alpha1 *= altitude_blend_factor; + alpha1 *= altitude_blend_factor; //if (alpha1 < 0.001f) //{ diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 43500bc5e3..aaf995af3c 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -57,6 +57,7 @@ uniform float haze_density; uniform float cloud_shadow; uniform float density_multiplier; +uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; @@ -103,7 +104,8 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; - float dens_mul = density_multiplier * 0.45; + float dens_mul = density_multiplier; + float dist_mul = distance_multiplier; // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes @@ -125,8 +127,7 @@ void main() // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati // compiler gets confused. - temp1 = exp(-temp1 * temp2.z); - + temp1 = exp(-temp1 * temp2.z * dist_mul); // Compute haze glow temp2.x = dot(Pn, lightnorm.xyz); diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index f6bef3e6bc..a23a5d4076 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -49,6 +49,7 @@ uniform float haze_density; uniform float cloud_shadow; uniform float density_multiplier; +uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; @@ -109,7 +110,7 @@ void main() // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati // compiler gets confused. - temp1 = exp(-temp1 * temp2.z); + temp1 = exp(-temp1 * temp2.z * distance_multiplier); // Compute haze glow -- cgit v1.2.3 From 989de25f189276d586d5c7077e505bc697fe4112 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 7 May 2019 16:32:34 -0700 Subject: SL-11086 Re-fix sun/moon glow factor and make it depend on moon brightness. Make cloud shaders use sunlight color exclusively for consistency when moon is up or down. --- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index aaf995af3c..5c29290e47 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -101,7 +101,8 @@ void main() vec4 temp2 = vec4(0.); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + //vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + vec4 sunlight = sunlight_color; vec4 light_atten; float dens_mul = density_multiplier; -- cgit v1.2.3 From 17655e576fc261bb3a9d42542a37eb319510e4d3 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 9 May 2019 16:43:02 -0700 Subject: SL-11149 Fix fullbright colorspace handling and atmo transport. --- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 9cb9c723a2..2683b06e1b 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -50,10 +50,12 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransport(vec3 light) { - return atmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); + float brightness = dot(light.rgb, vec3(0.33333)); + return atmosTransportFrag(light, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation()); } vec3 fullbrightShinyAtmosTransport(vec3 light) { - return atmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); + float brightness = dot(light.rgb, vec3(0.33333)); + return atmosTransportFrag(light, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation()); } -- cgit v1.2.3 From 0412bfdd7248e7d5621469085b34dfea9c4589d4 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 13 May 2019 12:10:05 -0700 Subject: SL-11149 More shader tweaks to fullbright transport to get correct coloring while keeping fog fixes. --- .../newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl | 2 -- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 4 ++-- 2 files changed, 2 insertions(+), 4 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index 4ac44feee5..d66983a951 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -22,8 +22,6 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - - // VARYING param funcs void setSunlitColor(vec3 v); diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 2683b06e1b..2de708d94b 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -51,11 +51,11 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransport(vec3 light) { float brightness = dot(light.rgb, vec3(0.33333)); - return atmosTransportFrag(light, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation()); + return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation()); } vec3 fullbrightShinyAtmosTransport(vec3 light) { float brightness = dot(light.rgb, vec3(0.33333)); - return atmosTransportFrag(light, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation()); + return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * brightness), getAtmosAttenuation()); } -- cgit v1.2.3 From 7f3f69002b7c7612fc89a3c5c571066a34e5baff Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 17 May 2019 15:39:27 -0700 Subject: SL-11220 Fix transport when no_atmo == 1 (HUD rendering) was in play. --- .../app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl | 2 +- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 9f049cb8fb..9c42b84eca 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -37,7 +37,7 @@ uniform int no_atmo; vec3 atmosAmbient() { - if (no_atmo == 1) return vec3(0.66); + if (no_atmo == 1) return vec3(0.16); return getAmblitColor(); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 2de708d94b..f9d2a36818 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -36,7 +36,7 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { if (no_atmo == 1) { - return light; + return light * 2.0; } light *= atten.r; light += additive; -- cgit v1.2.3 From e9dbee00262a437e4b3f971b37ea636e92032133 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 21 May 2019 16:00:45 -0700 Subject: SL-11238 Fix ambient light inputs to the renderer. Fix 3rd sky shader w/ mistaken density mod conversion. Make ambient clamp apply to all modes. Tune ALM ambient clamp to match non-ALM. --- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index a23a5d4076..5b1eb55e0c 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -88,7 +88,7 @@ void main() vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; - float dens_mul = density_multiplier * 0.45; + float dens_mul = density_multiplier; // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes -- cgit v1.2.3 From 360b3230bbfbda7988eee84a8ed04fa1696ca70a Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 22 May 2019 13:16:23 -0700 Subject: SL-11260 Make terrain underwater shader not try to light said terrain. Fix colorspace of reflected color in non-ALM shading. Tweak transparency of water further. --- indra/newview/app_settings/shaders/class2/windlight/skyF.glsl | 1 - 1 file changed, 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl index 28d185b9af..02e10b7b50 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl @@ -50,7 +50,6 @@ void main() vec4 color; color = vary_HazeColor; color *= 2.; - /// Gamma correct for WL (soft clip effect). frag_color.rgb = scaleSoftClip(color.rgb); frag_color.a = 1.0; -- cgit v1.2.3 From 16d3279995bcb4a4766b721d0897b3d2199971d5 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 3 Jun 2019 11:30:41 -0700 Subject: SL-10966 Fix light atten and transmittance calcs breaking ambient color contrib to fog. Needs to be tested on DRTSIM-415 or better to get legacy viewer settings that match EEP. --- .../shaders/class2/windlight/atmosphericsF.glsl | 21 +-------------------- .../shaders/class2/windlight/cloudsV.glsl | 4 ++-- .../app_settings/shaders/class2/windlight/skyV.glsl | 8 ++++---- .../shaders/class2/windlight/transportF.glsl | 6 +++--- 4 files changed, 10 insertions(+), 29 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index 9db04f4e9a..ee9c990b12 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -25,28 +25,9 @@ vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); +vec3 scaleSoftClipFrag(vec3 light); -uniform vec4 gamma; -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 moonlight_color; -uniform int sun_up_factor; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; -uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; -uniform float max_y; -uniform vec4 glow; -uniform float scene_light_strength; -uniform mat3 ssao_effect_mat; uniform int no_atmo; -uniform float sun_moon_glow_factor; - -vec3 scaleSoftClipFrag(vec3 light); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 5c29290e47..97eeb302d9 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -49,7 +49,7 @@ uniform vec4 lightnorm; uniform vec4 sunlight_color; uniform vec4 moonlight_color; uniform int sun_up_factor; -uniform vec4 ambient; +uniform vec4 ambient_color; uniform vec4 blue_horizon; uniform vec4 blue_density; uniform float haze_horizon; @@ -147,7 +147,7 @@ void main() temp2.x += .25; // Increase ambient when there are more clouds - vec4 tmpAmbient = ambient; + vec4 tmpAmbient = ambient_color; tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; // Dim sunlight by cloud shadow percentage diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 5b1eb55e0c..74326f252e 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -41,7 +41,7 @@ uniform vec4 lightnorm; uniform vec4 sunlight_color; uniform vec4 moonlight_color; uniform int sun_up_factor; -uniform vec4 ambient; +uniform vec4 ambient_color; uniform vec4 blue_horizon; uniform vec4 blue_density; uniform float haze_horizon; @@ -131,13 +131,13 @@ void main() // Haze color above cloud - vary_HazeColor = ( blue_horizon * blue_weight * (sunlight + ambient) - + (haze_horizon * haze_weight) * (sunlight * temp2.x + ambient) + vary_HazeColor = ( blue_horizon * blue_weight * (sunlight + ambient_color) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + ambient_color) ); // Increase ambient when there are more clouds - vec4 tmpAmbient = ambient; + vec4 tmpAmbient = ambient_color; tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; // Dim sunlight by cloud shadow percentage diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index f9d2a36818..d2d839ed05 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -50,12 +50,12 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); - return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation()); + float brightness = dot(light.rgb * 0.5, vec3(0.3333)) + 0.1; + return atmosTransportFrag(light * 0.5, getAdditiveColor() * brightness, getAtmosAttenuation()); } vec3 fullbrightShinyAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); + float brightness = dot(light.rgb * 0.5, vec3(0.33333)) + 0.1; return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * brightness), getAtmosAttenuation()); } -- cgit v1.2.3 From 48401b224d778b21e4d8ae08365718591907d14b Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 5 Jun 2019 08:58:28 -0700 Subject: SL-9989 Clamp fog distance multiplier to >= 0.05 and adjust min range on control as well. Make sky shaders use dist mul consistently. --- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 5 +++-- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 4 ++-- 2 files changed, 5 insertions(+), 4 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 97eeb302d9..372c782d74 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -106,7 +106,7 @@ void main() vec4 light_atten; float dens_mul = density_multiplier; - float dist_mul = distance_multiplier; + float dist_mul = max(0.05, distance_multiplier); // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes @@ -128,7 +128,8 @@ void main() // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * dist_mul); + //temp1 = exp(-temp1 * temp2.z * dist_mul); + temp1 = exp(-temp1 * dist_mul); // Compute haze glow temp2.x = dot(Pn, lightnorm.xyz); diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 74326f252e..eb5ab0f012 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -89,6 +89,7 @@ void main() vec4 light_atten; float dens_mul = density_multiplier; + float dist_mul = max(0.05, distance_multiplier); // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes @@ -110,8 +111,7 @@ void main() // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - + temp1 = exp(-temp1 * dist_mul); // Compute haze glow temp2.x = dot(Pn, lightnorm.xyz); -- cgit v1.2.3 From b79d0d2fdd047636598cbc9b088c3d4a10a84460 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 10 Jun 2019 09:15:35 -0700 Subject: SL-10969, SL-11051 Make fullbright alpha mask with mask cutoff == 0 not generate shadows. Adjust handling of ambient across forward and deferred again. --- .../newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index d66983a951..baba79ca96 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -32,7 +32,7 @@ void setPositionEye(vec3 v); vec3 getAdditiveColor(); -void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao); void calcAtmospherics(vec3 inPositionEye) { @@ -42,7 +42,7 @@ void calcAtmospherics(vec3 inPositionEye) { vec3 tmpamblit = vec3(1); vec3 tmpaddlit = vec3(1); vec3 tmpattenlit = vec3(1); - calcAtmosphericVars(inPositionEye, 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit); + calcAtmosphericVars(inPositionEye, 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit, false); setSunlitColor(tmpsunlit); setAmblitColor(tmpamblit); setAdditiveColor(tmpaddlit); -- cgit v1.2.3 From 653133b9c035e7c34563b199e991189ca3046092 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 11 Jun 2019 13:03:06 -0700 Subject: SL-11370, SL-11372, SL-11337 Fix culling on Low+ water reflection pass. Make Mid+ / High use class1 deferred sky again (no rainbows, but faster!). Fix setting of cloud color for deferred sky/cloud shaders. Put water reflections back in wrong colorspace for consistency with release. --- indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 396ceacd19..e7ae2d52e3 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -123,11 +123,12 @@ void main() // Combine vec4 color; color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); - color *= 2.; + color.rgb *= 2.; + color.rgb = scaleSoftClip(color.rgb); /// Gamma correct for WL (soft clip effect). - frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1); + frag_data[0] = vec4(color.rgb, alpha1); frag_data[1] = vec4(0.0,0.0,0.0,0.0); - frag_data[2] = vec4(0,0,1,0); + frag_data[2] = vec4(0,0,0,1); } -- cgit v1.2.3 From c68c9678a3fccf031532bfb813ecffce89f39f67 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 12 Jun 2019 14:09:47 -0700 Subject: SL-11406 Adjust atmospheric lighting in frag shader. --- .../newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index ee9c990b12..ee745b48c2 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -36,8 +36,8 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive; - return light * 2.0; + light += additive * 2.0; + return light; } vec3 atmosLighting(vec3 light) -- cgit v1.2.3 From 9d138b1440fc68d5f4b687fbf4e8635d6d2bdfe5 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 18 Jun 2019 10:40:54 -0700 Subject: Fix sky atmospherics in class1 to match class2 and Mid. --- indra/newview/app_settings/shaders/class2/windlight/skyF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl index 02e10b7b50..de6fb276aa 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl @@ -49,7 +49,7 @@ void main() vec4 color; color = vary_HazeColor; - color *= 2.; + color.rgb *= 2.; /// Gamma correct for WL (soft clip effect). frag_color.rgb = scaleSoftClip(color.rgb); frag_color.a = 1.0; -- cgit v1.2.3 From 782ddfdb48e1bdf6995783c11342eed2de4a30bb Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 18 Jun 2019 13:41:53 -0700 Subject: SL-11041 Revert fix for SL_11406 causing regression of SL-11041 --- .../newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index ee745b48c2..ee9c990b12 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -36,8 +36,8 @@ vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) return light; } light *= atten.r; - light += additive * 2.0; - return light; + light += additive; + return light * 2.0; } vec3 atmosLighting(vec3 light) -- cgit v1.2.3 From c1d1d7968325403a8033fa79567f07345c49b0a8 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 19 Jun 2019 13:01:06 -0700 Subject: Sky fixes. Make class1 sky use pre-projection pos to get proper distances for attenuation. Make all sky shaders use the dist_mul again. Revert to using old sky tessellation logic (may regress bugs addressed by new tess code). --- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index eb5ab0f012..e6a4f3833c 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -111,7 +111,7 @@ void main() // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati // compiler gets confused. - temp1 = exp(-temp1 * dist_mul); + temp1 = exp(-temp1 * temp2.z * dist_mul); // Compute haze glow temp2.x = dot(Pn, lightnorm.xyz); -- cgit v1.2.3 From 81659325b8978f78cc2633836404bfb0892564e9 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 20 Jun 2019 08:49:09 -0700 Subject: SL-11373 Fix class2/windlight clouds. --- .../shaders/class2/windlight/cloudsV.glsl | 210 ++++++++++----------- 1 file changed, 102 insertions(+), 108 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 372c782d74..18daa5a242 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -57,7 +57,6 @@ uniform float haze_density; uniform float cloud_shadow; uniform float density_multiplier; -uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; @@ -70,136 +69,131 @@ uniform float cloud_scale; void main() { - // World / view / projection - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + // World / view / projection + gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - vary_texcoord0 = texcoord0; + vary_texcoord0 = texcoord0; - // Get relative position - vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); + // Get relative position + vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); // fade clouds beyond a certain point so the bottom of the sky dome doesn't look silly at high altitude altitude_blend_factor = (P.y > -4096.0) ? 1.0 : 1.0 - clamp(abs(P.y) / max_y, 0.0, 1.0); - // Set altitude - if (P.y > 0.) - { - P *= (max_y / P.y); - } - else - { - P *= (-32000. / P.y); - } - - - // Can normalize then - vec3 Pn = normalize(P); - float Plen = length(P); - - // Initialize temp variables - vec4 temp1 = vec4(0.); - vec4 temp2 = vec4(0.); - vec4 blue_weight; - vec4 haze_weight; - //vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; - vec4 sunlight = sunlight_color; - vec4 light_atten; + // Set altitude + if (P.y > 0.) + { + P *= (max_y / P.y); + } + else + { + P *= (-32000. / P.y); + } + + // Can normalize then + vec3 Pn = normalize(P); + float Plen = length(P); + + // Initialize temp variables + vec4 temp1 = vec4(0.); + vec4 temp2 = vec4(0.); + vec4 blue_weight; + vec4 haze_weight; + //vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + vec4 sunlight = sunlight_color; + vec4 light_atten; float dens_mul = density_multiplier; - float dist_mul = max(0.05, distance_multiplier); - - // Sunlight attenuation effect (hue and brightness) due to atmosphere - // this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (dens_mul * max_y); - - // Calculate relative weights - temp1 = blue_density + haze_density; - blue_weight = blue_density / temp1; - haze_weight = haze_density / temp1; - - // Compute sunlight from P & lightnorm (for long rays like sky) - temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // Distance - temp2.z = Plen * dens_mul; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati - // compiler gets confused. - //temp1 = exp(-temp1 * temp2.z * dist_mul); - temp1 = exp(-temp1 * dist_mul); - - // Compute haze glow - temp2.x = dot(Pn, lightnorm.xyz); - temp2.x = 1. - temp2.x; - // temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .001); - // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - // Higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - // glow.z should be negative, so we're doing a sort of (1 / "angle") function - temp2.x *= sun_moon_glow_factor; + // Sunlight attenuation effect (hue and brightness) due to atmosphere + // this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (dens_mul * max_y); + + // Calculate relative weights + temp1 = abs(blue_density) + vec4(abs(haze_density)); + blue_weight = blue_density / temp1; + haze_weight = haze_density / temp1; + + // Compute sunlight from P & lightnorm (for long rays like sky) + temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Distance + temp2.z = Plen * dens_mul; - // Add "minimum anti-solar illumination" - temp2.x += .25; + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z); + + + // Compute haze glow + temp2.x = dot(Pn, lightnorm.xyz); + temp2.x = 1. - temp2.x; + // temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .001); + // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + // Higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + // glow.z should be negative, so we're doing a sort of (1 / "angle") function + + temp2.x *= sun_moon_glow_factor; - // Increase ambient when there are more clouds - vec4 tmpAmbient = ambient_color; - tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; + // Add "minimum anti-solar illumination" + temp2.x += .25; - // Dim sunlight by cloud shadow percentage - sunlight *= (1. - cloud_shadow); + // Increase ambient when there are more clouds + vec4 tmpAmbient = ambient_color; + tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; - // Haze color below cloud - vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) - ); + // Dim sunlight by cloud shadow percentage + sunlight *= (1. - cloud_shadow); - // CLOUDS + // Haze color below cloud + vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) + ); - sunlight = sunlight_color; - temp2.y = max(0., lightnorm.y * 2.); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); + // CLOUDS + temp2.y = max(0., lightnorm.y * 2.); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); - // Cloud color out - vary_CloudColorSun = (sunlight * temp2.x) * cloud_color; - vary_CloudColorAmbient = tmpAmbient * cloud_color; - - // Attenuate cloud color by atmosphere - temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds - vary_CloudColorSun *= temp1; - vary_CloudColorAmbient *= temp1; - vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - temp1); + // Cloud color out + vary_CloudColorSun = (sunlight * temp2.x) * cloud_color; + vary_CloudColorAmbient = tmpAmbient * cloud_color; + + // Attenuate cloud color by atmosphere + temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds + vary_CloudColorSun *= temp1; + vary_CloudColorAmbient *= temp1; + vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - temp1); - // Make a nice cloud density based on the cloud_shadow value that was passed in. - vary_CloudDensity = 2. * (cloud_shadow - 0.25); + // Make a nice cloud density based on the cloud_shadow value that was passed in. + vary_CloudDensity = 2. * (cloud_shadow - 0.25); - // Texture coords - vary_texcoord0 = texcoord0; - vary_texcoord0.xy -= 0.5; - vary_texcoord0.xy /= cloud_scale; - //vary_texcoord0.xy /= max(0.001, cloud_scale); - vary_texcoord0.xy += 0.5; + // Texture coords + vary_texcoord0 = texcoord0; + vary_texcoord0.xy -= 0.5; + vary_texcoord0.xy /= cloud_scale; + vary_texcoord0.xy += 0.5; - vary_texcoord1 = vary_texcoord0; - vary_texcoord1.x += lightnorm.x * 0.0125; - vary_texcoord1.y += lightnorm.z * 0.0125; + vary_texcoord1 = vary_texcoord0; + vary_texcoord1.x += lightnorm.x * 0.0125; + vary_texcoord1.y += lightnorm.z * 0.0125; - vary_texcoord2 = vary_texcoord0 * 16.; - vary_texcoord3 = vary_texcoord1 * 16.; + vary_texcoord2 = vary_texcoord0 * 16.; + vary_texcoord3 = vary_texcoord1 * 16.; - // Combine these to minimize register use - vary_CloudColorAmbient += oHazeColorBelowCloud; + // Combine these to minimize register use + vary_CloudColorAmbient += oHazeColorBelowCloud; - // needs this to compile on mac - //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); + // needs this to compile on mac + //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); - // END CLOUDS + // END CLOUDS } -- cgit v1.2.3 From 05ee6b5d9837c31660a79dea55ec877155b49009 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 20 Jun 2019 15:07:17 -0700 Subject: SL-9989 Remove use of distance multiplier from sky shaders (but leave in the atmospherics helpers). --- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index e6a4f3833c..d81a8feb96 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -111,7 +111,7 @@ void main() // Transparency (-> temp1) // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * dist_mul); + temp1 = exp(-temp1 * temp2.z); // Compute haze glow temp2.x = dot(Pn, lightnorm.xyz); -- cgit v1.2.3 From 48f169423ba0c1da8ffe13fc8bc4cec76336d8fc Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 3 Jul 2019 10:04:05 -0700 Subject: SL-11545, SL-11543, SL-10625 Fix emissives without normal maps clobbering the alpha output in materialF. Modify glow size calc to get close to pre-EEP sun glow behavior (may require sky vert settings >= mid). Make bake ignore alpha readback for Intel until we can determine why their drivers now go boom. --- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index d81a8feb96..57ad8a92e5 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -119,7 +119,7 @@ void main() // temp2.x is 0 at the sun and increases away from sun temp2.x = max(temp2.x, .001); // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; + temp2.x *= glow.x * 0.333333; // Higher glow.x gives dimmer glow (because next step is 1 / "angle") temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function -- cgit v1.2.3 From 664722168d7016d8bf80a65626bbff542913dc24 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 10 Jul 2019 14:50:59 -0700 Subject: SL-1491 Make sun additive contribition depend on facing the sun (without breaking fog). Put back scaling factor keeping sun contrib from blowing out with new FS param range for glow. --- .../newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index baba79ca96..a4bd0d566b 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -32,7 +32,7 @@ void setPositionEye(vec3 v); vec3 getAdditiveColor(); -void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao); +void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao); void calcAtmospherics(vec3 inPositionEye) { @@ -42,7 +42,7 @@ void calcAtmospherics(vec3 inPositionEye) { vec3 tmpamblit = vec3(1); vec3 tmpaddlit = vec3(1); vec3 tmpattenlit = vec3(1); - calcAtmosphericVars(inPositionEye, 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit, false); + calcAtmosphericVars(inPositionEye, vec3(0), 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit, false); setSunlitColor(tmpsunlit); setAmblitColor(tmpamblit); setAdditiveColor(tmpaddlit); -- cgit v1.2.3 From b8f64c55b7da9ee84f5ae570ff12cc3a57ca0d07 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Fri, 12 Jul 2019 09:34:38 -0700 Subject: SL-11545 Fix glow calcs in sky shaders (not just the not shared enough atmospherics funcs). Revert 10625 attempted fix as it breaks baggy clothes as much as skipping readbacks does. --- indra/newview/app_settings/shaders/class2/windlight/skyV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 57ad8a92e5..d81a8feb96 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -119,7 +119,7 @@ void main() // temp2.x is 0 at the sun and increases away from sun temp2.x = max(temp2.x, .001); // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x * 0.333333; + temp2.x *= glow.x; // Higher glow.x gives dimmer glow (because next step is 1 / "angle") temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function -- cgit v1.2.3 From aa4b24beee1d6451370983517d7ac3755429e26f Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Mon, 22 Jul 2019 12:21:24 -0700 Subject: SL-11443 Make fullbright rigged objects with alpha mode none use fullbright shader instead of incorrectly using the material shader. Increase effect of variance in cloud shaders. --- indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index e7ae2d52e3..3ac0fc224b 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -86,12 +86,12 @@ void main() vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); // Offset texture coords - uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv1 += cloud_pos_density1.xy + (disturbance * 0.2); //large texture, visible density uv2 += cloud_pos_density1.xy; //large texture, self shadow uv3 += cloud_pos_density2.xy; //small texture, visible density uv4 += cloud_pos_density2.xy; //small texture, self shadow - float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y) * 4.0); cloudDensity *= 1.0 - (density_variance * density_variance); -- cgit v1.2.3 From b507d63566e8896af702dd10f5643dc29068a8a9 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 23 Jul 2019 11:36:22 -0700 Subject: SL-11621 Remove all references to unused shader var global_gamma. Remove many unused decls for gamma from shaders. Make post-deferred gamma correction use display_gamma. Make setting display_gamma use the correct RenderDeferredDisplayGamma setting. --- indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl | 1 - indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl | 7 ++----- indra/newview/app_settings/shaders/class2/windlight/skyF.glsl | 2 -- 3 files changed, 2 insertions(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 3ac0fc224b..75bf8730df 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -44,7 +44,6 @@ uniform sampler2D cloud_noise_texture_next; uniform float blend_factor; uniform vec4 cloud_pos_density1; uniform vec4 cloud_pos_density2; -uniform vec4 gamma; uniform float cloud_scale; uniform float cloud_variance; diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 5c339f9663..68db7fcbb1 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -22,10 +22,7 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - - - -uniform vec4 gamma; +uniform float gamma; uniform int no_atmo; vec3 getAtmosAttenuation(); @@ -39,7 +36,7 @@ vec3 scaleSoftClipFrag(vec3 light) } //soft clip effect: light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); + light = 1. - pow(light, vec3(gamma)); // s/b inverted already CPU-side return light; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl index de6fb276aa..7146349453 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl @@ -35,8 +35,6 @@ out vec4 frag_color; VARYING vec4 vary_HazeColor; -uniform vec4 gamma; - /// Soft clips the light with a gamma correction vec3 scaleSoftClip(vec3 light); -- cgit v1.2.3 From eb9a977a36742fb052b4d92c911c37816967cd6e Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Wed, 24 Jul 2019 16:07:53 -0700 Subject: SL-11550 --- .../shaders/class2/windlight/skyV.glsl | 50 +++++++++++----------- 1 file changed, 24 insertions(+), 26 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index d81a8feb96..0d141342ce 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -54,17 +54,19 @@ uniform float max_y; uniform vec4 glow; uniform float sun_moon_glow_factor; + uniform vec4 cloud_color; void main() { // World / view / projection - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); + gl_Position = pos; + // Get relative position vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); - //vec3 P = position.xyz + vec3(0,50,0); // Set altitude if (P.y > 0.) @@ -78,7 +80,8 @@ void main() // Can normalize then vec3 Pn = normalize(P); - float Plen = length(P); + + float Plen = length(P); // Initialize temp variables vec4 temp1 = vec4(0.); @@ -89,29 +92,28 @@ void main() vec4 light_atten; float dens_mul = density_multiplier; - float dist_mul = max(0.05, distance_multiplier); // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes light_atten = (blue_density + vec4(haze_density * 0.25)) * (dens_mul * max_y); // Calculate relative weights - temp1 = blue_density + haze_density; + temp1 = abs(blue_density) + vec4(abs(haze_density)); blue_weight = blue_density / temp1; haze_weight = haze_density / temp1; // Compute sunlight from P & lightnorm (for long rays like sky) - temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); + temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); // Distance temp2.z = Plen * dens_mul; // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z); + // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z); // Compute haze glow temp2.x = dot(Pn, lightnorm.xyz); @@ -124,40 +126,36 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function - temp2.x *= sun_moon_glow_factor; - // Add "minimum anti-solar illumination" temp2.x += .25; + vec4 color = ( blue_horizon * blue_weight * (sunlight + ambient_color) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + ambient_color) + ); - // Haze color above cloud - vary_HazeColor = ( blue_horizon * blue_weight * (sunlight + ambient_color) - + (haze_horizon * haze_weight) * (sunlight * temp2.x + ambient_color) - ); + // Final atmosphere additive + color *= (1. - temp1); // Increase ambient when there are more clouds vec4 tmpAmbient = ambient_color; - tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; + tmpAmbient += max(vec4(0), (1. - ambient_color)) * cloud_shadow * 0.5; // Dim sunlight by cloud shadow percentage - sunlight *= (1. - cloud_shadow); + sunlight *= max(0.0, (1. - cloud_shadow)); // Haze color below cloud vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) ); - // Final atmosphere additive - vary_HazeColor *= (1. - temp1); - // Attenuate cloud color by atmosphere temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds // At horizon, blend high altitude sky color towards the darker color below the clouds - vary_HazeColor += (additiveColorBelowCloud - vary_HazeColor) * (1. - sqrt(temp1)); - - // won't compile on mac without this being set - //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); + color += (additiveColorBelowCloud - color) * (1. - sqrt(temp1)); + + // Haze color above cloud + vary_HazeColor = color; } -- cgit v1.2.3 From 4e4011cddc4c6edf797bd3ff7950fb02d178a2e2 Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Tue, 13 Aug 2019 08:14:14 -0700 Subject: SL-11589 Modify altitude blend factor in cloud shaders to fade more aggressively and fix cloud rendering artifacts when at altitude. --- indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index 18daa5a242..2c1475d547 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -78,7 +78,7 @@ void main() vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); // fade clouds beyond a certain point so the bottom of the sky dome doesn't look silly at high altitude - altitude_blend_factor = (P.y > -4096.0) ? 1.0 : 1.0 - clamp(abs(P.y) / max_y, 0.0, 1.0); + altitude_blend_factor = clamp((P.y + 512.0) / max_y, 0.0, 1.0); // Set altitude if (P.y > 0.) -- cgit v1.2.3 From 24920de799c8e2dd26854923c7a10fc4a551dd5d Mon Sep 17 00:00:00 2001 From: Dave Houlton Date: Tue, 19 Nov 2019 12:15:45 -0700 Subject: SL-11055 Add back pre-EEP fog burnthrough for fullbrights --- .../app_settings/shaders/class2/windlight/transportF.glsl | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index d2d839ed05..a06f4f22ad 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -51,7 +51,14 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransport(vec3 light) { float brightness = dot(light.rgb * 0.5, vec3(0.3333)) + 0.1; - return atmosTransportFrag(light * 0.5, getAdditiveColor() * brightness, getAtmosAttenuation()); + vec3 attenColor = atmosTransportFrag(light * 0.5, getAdditiveColor() * brightness, getAtmosAttenuation()); + + // attenColor is an accurate fog-attenuated result for any brightness + // But, the pre-EEP shader included a brightness-indexed lerp to a non-attenuated version + // of the color - effectively a fog 'burn-through' for very bright pixels. To more closely + // match the pre-EEP behavior, we'll also lerp to the pre-EEP color, based on overall brightness + float preEepBright = dot(light.rgb, vec3(0.3333)); + retun mix(attenColor, (light.rgb + getAdditiveColor().rgb) * (2.0 - preEepBright), preEepBright * preEepBright); } vec3 fullbrightShinyAtmosTransport(vec3 light) -- cgit v1.2.3 From 41330f4a39e996fbcd4afa931973127a4abbcf86 Mon Sep 17 00:00:00 2001 From: Dave Houlton Date: Mon, 25 Nov 2019 15:03:09 -0700 Subject: Roll back commit 41531 --- .../app_settings/shaders/class2/windlight/transportF.glsl | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index a06f4f22ad..d2d839ed05 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -51,14 +51,7 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransport(vec3 light) { float brightness = dot(light.rgb * 0.5, vec3(0.3333)) + 0.1; - vec3 attenColor = atmosTransportFrag(light * 0.5, getAdditiveColor() * brightness, getAtmosAttenuation()); - - // attenColor is an accurate fog-attenuated result for any brightness - // But, the pre-EEP shader included a brightness-indexed lerp to a non-attenuated version - // of the color - effectively a fog 'burn-through' for very bright pixels. To more closely - // match the pre-EEP behavior, we'll also lerp to the pre-EEP color, based on overall brightness - float preEepBright = dot(light.rgb, vec3(0.3333)); - retun mix(attenColor, (light.rgb + getAdditiveColor().rgb) * (2.0 - preEepBright), preEepBright * preEepBright); + return atmosTransportFrag(light * 0.5, getAdditiveColor() * brightness, getAtmosAttenuation()); } vec3 fullbrightShinyAtmosTransport(vec3 light) -- cgit v1.2.3 From 020ffe1bd3bb428abc0219d808a6a032cb6c2aeb Mon Sep 17 00:00:00 2001 From: Dave Houlton Date: Tue, 3 Dec 2019 17:49:49 -0700 Subject: SL-11055 Increase fog burn-through for fullbrights (for reals) --- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index d2d839ed05..8fc5d750e3 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -38,8 +38,9 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { return light * 2.0; } - light *= atten.r; - light += additive; + // fullbright responds minimally to atmos scatter effects + light *= min(15.0 * atten.r, 1.0); + light += (0.1 * additive); return light * 2.0; } -- cgit v1.2.3 From 0a0cfcf2ef92375f099ed91f009db1ebf2d410c0 Mon Sep 17 00:00:00 2001 From: Runitai Linden Date: Fri, 13 Mar 2020 12:58:47 -0500 Subject: SL-12233 Fix for disagreement between fullbright implementations with ALM on and off. --- .../app_settings/shaders/class2/windlight/transportF.glsl | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 8fc5d750e3..f69d36f715 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -49,10 +49,15 @@ vec3 atmosTransport(vec3 light) return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); } -vec3 fullbrightAtmosTransport(vec3 light) +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { float brightness = dot(light.rgb * 0.5, vec3(0.3333)) + 0.1; - return atmosTransportFrag(light * 0.5, getAdditiveColor() * brightness, getAtmosAttenuation()); + return atmosTransportFrag(light * 0.5, additive * brightness, atten); +} + +vec3 fullbrightAtmosTransport(vec3 light) +{ + return fullbrightAtmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); } vec3 fullbrightShinyAtmosTransport(vec3 light) -- cgit v1.2.3 From 3e472948db34e8efc905b5b50249f4587ba1507f Mon Sep 17 00:00:00 2001 From: Runitai Linden Date: Fri, 20 Mar 2020 16:50:37 -0500 Subject: WIP - Make EEP match production. --- .../shaders/class2/windlight/atmosphericsV.glsl | 128 +++++++++++++++++++-- .../shaders/class2/windlight/transportF.glsl | 17 +-- 2 files changed, 122 insertions(+), 23 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index a4bd0d566b..445d7c6352 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -32,20 +32,124 @@ void setPositionEye(vec3 v); vec3 getAdditiveColor(); -void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao); +//VARYING vec4 vary_CloudUVs; +//VARYING float vary_CloudDensity; + +// Inputs +uniform vec4 morphFactor; +uniform vec3 camPosLocal; +//uniform vec4 camPosWorld; + +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float distance_multiplier; +uniform float max_y; +uniform vec4 glow; void calcAtmospherics(vec3 inPositionEye) { + + vec3 P = inPositionEye; + setPositionEye(P); + + //(TERRAIN) limit altitude + if (P.y > max_y) P *= (max_y / P.y); + if (P.y < -max_y) P *= (-max_y / P.y); + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = sunlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier); + + //final atmosphere attenuation factor + setAtmosAttenuation(temp1.rgb); + //vary_AtmosAttenuation = distance_multiplier / 10000.; + //vary_AtmosAttenuation = density_multiplier * 100.; + //vary_AtmosAttenuation = vec4(Plen / 100000., 0., 0., 1.); + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .03); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + //add "minimum anti-solar illumination" + temp2.x += .25; + + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; + + //haze color + setAdditiveColor( + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + + tmpAmbient))); + + //brightness of surface both sunlight and ambient + setSunlitColor(vec3(sunlight * .5)); + setAmblitColor(vec3(tmpAmbient * .25)); + setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); + + // vary_SunlitColor = vec3(0); + // vary_AmblitColor = vec3(0); + // vary_AdditiveColor = vec4(Pn, 1.0); + + /* + const float cloudShadowScale = 100.; + // Get cloud uvs for shadowing + vec3 cloudPos = inPositionEye + camPosWorld - cloudShadowScale / 2.; + vary_CloudUVs.xy = cloudPos.xz / cloudShadowScale; + + // We can take uv1 and multiply it by (TerrainSpan / CloudSpan) +// cloudUVs *= (((worldMaxZ - worldMinZ) * 20) /40000.); + vary_CloudUVs *= (10000./40000.); - vec3 P = inPositionEye; - setPositionEye(P); - vec3 tmpsunlit = vec3(1); - vec3 tmpamblit = vec3(1); - vec3 tmpaddlit = vec3(1); - vec3 tmpattenlit = vec3(1); - calcAtmosphericVars(inPositionEye, vec3(0), 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit, false); - setSunlitColor(tmpsunlit); - setAmblitColor(tmpamblit); - setAdditiveColor(tmpaddlit); - setAtmosAttenuation(tmpattenlit); + // Offset by sun vector * (CloudAltitude / CloudSpan) + vary_CloudUVs.x += tmpLightnorm.x / tmpLightnorm.y * (3000./40000.); + vary_CloudUVs.y += tmpLightnorm.z / tmpLightnorm.y * (3000./40000.); + */ } diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index f69d36f715..b0cf9b0002 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -34,14 +34,9 @@ uniform int no_atmo; vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - if (no_atmo == 1) - { - return light * 2.0; - } - // fullbright responds minimally to atmos scatter effects - light *= min(15.0 * atten.r, 1.0); - light += (0.1 * additive); - return light * 2.0; + light *= atten.r; + light += additive * 2.0; + return light; } vec3 atmosTransport(vec3 light) @@ -52,7 +47,7 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { float brightness = dot(light.rgb * 0.5, vec3(0.3333)) + 0.1; - return atmosTransportFrag(light * 0.5, additive * brightness, atten); + return mix(atmosTransport(light.rgb), light.rgb + additive, brightness * brightness); } vec3 fullbrightAtmosTransport(vec3 light) @@ -62,6 +57,6 @@ vec3 fullbrightAtmosTransport(vec3 light) vec3 fullbrightShinyAtmosTransport(vec3 light) { - float brightness = dot(light.rgb * 0.5, vec3(0.33333)) + 0.1; - return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * brightness), getAtmosAttenuation()); + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransport(light.rgb), (light.rgb + getAdditiveColor().rgb) * (2.0 - brightness), brightness * brightness); } -- cgit v1.2.3 From 3d22273726ab4d40f2eb9afc5ceeac37471a9dfa Mon Sep 17 00:00:00 2001 From: Runitai Linden Date: Tue, 24 Mar 2020 11:22:01 -0500 Subject: Fix for bad fullbright shiny shininess values and inconsistency between materialF and fullbrightShinyF --- .../shaders/class2/windlight/atmosphericsV.glsl | 137 +++------------------ 1 file changed, 19 insertions(+), 118 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index 445d7c6352..4c418e414f 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -24,6 +24,12 @@ */ // VARYING param funcs + + +uniform vec3 sun_dir; +uniform vec3 moon_dir; +uniform int sun_up_factor; + void setSunlitColor(vec3 v); void setAmblitColor(vec3 v); void setAdditiveColor(vec3 v); @@ -32,124 +38,19 @@ void setPositionEye(vec3 v); vec3 getAdditiveColor(); -//VARYING vec4 vary_CloudUVs; -//VARYING float vary_CloudDensity; - -// Inputs -uniform vec4 morphFactor; -uniform vec3 camPosLocal; -//uniform vec4 camPosWorld; - -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; -uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; -uniform float max_y; -uniform vec4 glow; +void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao); void calcAtmospherics(vec3 inPositionEye) { - - vec3 P = inPositionEye; - setPositionEye(P); - - //(TERRAIN) limit altitude - if (P.y > max_y) P *= (max_y / P.y); - if (P.y < -max_y) P *= (-max_y / P.y); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - //vary_AtmosAttenuation = distance_multiplier / 10000.; - //vary_AtmosAttenuation = density_multiplier * 100.; - //vary_AtmosAttenuation = vec4(Plen / 100000., 0., 0., 1.); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - //haze color - setAdditiveColor( - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient))); - - //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); - - // vary_SunlitColor = vec3(0); - // vary_AmblitColor = vec3(0); - // vary_AdditiveColor = vec4(Pn, 1.0); - - /* - const float cloudShadowScale = 100.; - // Get cloud uvs for shadowing - vec3 cloudPos = inPositionEye + camPosWorld - cloudShadowScale / 2.; - vary_CloudUVs.xy = cloudPos.xz / cloudShadowScale; - - // We can take uv1 and multiply it by (TerrainSpan / CloudSpan) -// cloudUVs *= (((worldMaxZ - worldMinZ) * 20) /40000.); - vary_CloudUVs *= (10000./40000.); - - // Offset by sun vector * (CloudAltitude / CloudSpan) - vary_CloudUVs.x += tmpLightnorm.x / tmpLightnorm.y * (3000./40000.); - vary_CloudUVs.y += tmpLightnorm.z / tmpLightnorm.y * (3000./40000.); - */ + vec3 P = inPositionEye; + setPositionEye(P); + vec3 tmpsunlit = vec3(1); + vec3 tmpamblit = vec3(1); + vec3 tmpaddlit = vec3(1); + vec3 tmpattenlit = vec3(1); + vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir; + calcAtmosphericVars(inPositionEye, light_dir, 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit, false); + setSunlitColor(tmpsunlit); + setAmblitColor(tmpamblit); + setAdditiveColor(tmpaddlit); + setAtmosAttenuation(tmpattenlit); } - -- cgit v1.2.3 From 9e0cf3edaab99cc1c427e590c179d6dd604f4567 Mon Sep 17 00:00:00 2001 From: Runitai Linden Date: Wed, 25 Mar 2020 15:29:11 -0500 Subject: Fix for class2/softenLightF.glsl not matching class1/softenLightF.glsl --- indra/newview/app_settings/shaders/class2/windlight/transportF.glsl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index b0cf9b0002..b53a2e237f 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -46,8 +46,8 @@ vec3 atmosTransport(vec3 light) vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - float brightness = dot(light.rgb * 0.5, vec3(0.3333)) + 0.1; - return mix(atmosTransport(light.rgb), light.rgb + additive, brightness * brightness); + float brightness = dot(light.rgb * 0.5, vec3(0.3333)) + 0.1; + return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive, brightness * brightness); } vec3 fullbrightAtmosTransport(vec3 light) -- cgit v1.2.3 From ff27f6c8f77cc910f240b057b58fffa49023bdc1 Mon Sep 17 00:00:00 2001 From: Dave Houlton Date: Tue, 14 Apr 2020 12:20:04 -0600 Subject: SL-13019, fix broken varying linkage on MacOS --- .../newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl | 1 - 1 file changed, 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/windlight') diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl index ea37610502..d758f85d71 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl @@ -24,7 +24,6 @@ */ -VARYING vec3 vary_SunlitColor; VARYING vec3 vary_AdditiveColor; VARYING vec3 vary_AtmosAttenuation; -- cgit v1.2.3