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-rw-r--r--indra/newview/app_settings/logcontrol.xml1
-rw-r--r--indra/newview/app_settings/settings.xml2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl331
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl4
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl17
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl7
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl9
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl87
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl38
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl5
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/materialF.glsl339
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl17
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl60
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl17
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl20
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendF.glsl55
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendV.glsl67
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/skyF.glsl4
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl330
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl56
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/starsF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl17
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/treeF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl46
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/waterF.glsl44
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl11
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl7
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/srgbF.glsl (renamed from indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl)16
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl12
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl4
-rw-r--r--indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl5
-rw-r--r--indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersF.glsl55
-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl56
-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl320
-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl56
-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl17
-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl17
-rw-r--r--indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl122
-rw-r--r--indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl49
-rw-r--r--indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl7
-rw-r--r--indra/newview/app_settings/shaders/class2/windlight/skyF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class2/windlight/transportF.glsl25
-rw-r--r--indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl (renamed from indra/newview/app_settings/shaders/class3/windlight/cloudsF.glsl)0
-rw-r--r--indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl (renamed from indra/newview/app_settings/shaders/class3/windlight/cloudsV.glsl)0
-rw-r--r--indra/newview/app_settings/shaders/class3/deferred/skyF.glsl (renamed from indra/newview/app_settings/shaders/class3/windlight/skyF.glsl)32
-rw-r--r--indra/newview/app_settings/shaders/class3/deferred/skyV.glsl (renamed from indra/newview/app_settings/shaders/class3/windlight/skyV.glsl)14
-rw-r--r--indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl18
-rw-r--r--indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl148
-rw-r--r--indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl133
-rw-r--r--indra/newview/app_settings/shaders/class3/windlight/transportF.glsl25
63 files changed, 932 insertions, 1864 deletions
diff --git a/indra/newview/app_settings/logcontrol.xml b/indra/newview/app_settings/logcontrol.xml
index 380d7762d6..951c8edcc7 100644
--- a/indra/newview/app_settings/logcontrol.xml
+++ b/indra/newview/app_settings/logcontrol.xml
@@ -51,6 +51,7 @@
<key>tags</key>
<array>
<!-- sample entry for debugging specific items
+ <string>ShaderLoading</string>
<string>Avatar</string>
<string>Inventory</string>
<string>SceneLoadTiming</string>
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index c89887c56e..04237a6012 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -8653,7 +8653,7 @@
<key>Type</key>
<string>Boolean</string>
<key>Value</key>
- <integer>0</integer>
+ <integer>1</integer>
</map>
<key>RenderLocalLights</key>
<map>
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index b9c8f34cb0..2234ceeb53 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -39,19 +39,6 @@ out vec4 frag_color;
uniform float display_gamma;
uniform vec4 gamma;
-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 env_mat;
uniform mat3 ssao_effect_mat;
@@ -84,12 +71,6 @@ VARYING vec3 vary_norm;
VARYING vec4 vertex_color;
#endif
-vec3 vary_PositionEye;
-vec3 vary_SunlitColor;
-vec3 vary_AmblitColor;
-vec3 vary_AdditiveColor;
-vec3 vary_AtmosAttenuation;
-
uniform mat4 inv_proj;
uniform vec2 screen_res;
@@ -98,59 +79,20 @@ uniform vec3 light_direction[8];
uniform vec3 light_attenuation[8];
uniform vec3 light_diffuse[8];
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
+#ifdef WATER_FOG
+vec4 applyWaterFogView(vec3 pos, vec4 color);
#endif
-}
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
+vec2 encode_normal (vec3 n);
+vec3 decode_normal (vec2 enc);
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 scaleFragSoftClip(vec3 l);
+vec3 atmosFragAmbient(vec3 light, vec3 sunlit);
+vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten);
+vec3 atmosFragAffectDirectionalLight(float light, vec3 sunlit);
+void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive);
vec3 calcDirectionalLight(vec3 n, vec3 l)
{
@@ -219,237 +161,6 @@ float pcfShadow(sampler2DShadow shadowMap, vec4 stc)
}
#endif
-#ifdef WATER_FOG
-uniform vec4 waterPlane;
-uniform vec4 waterFogColor;
-uniform float waterFogDensity;
-uniform float waterFogKS;
-
-vec4 applyWaterFogDeferred(vec3 pos, vec4 color)
-{
- //normalize view vector
- vec3 view = normalize(pos);
- float es = -(dot(view, waterPlane.xyz));
-
- //find intersection point with water plane and eye vector
-
- //get eye depth
- float e0 = max(-waterPlane.w, 0.0);
-
- vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
-
- //get object depth
- float depth = length(pos - int_v);
-
- //get "thickness" of water
- float l = max(depth, 0.1);
-
- float kd = waterFogDensity;
- float ks = waterFogKS;
- vec4 kc = waterFogColor;
-
- float F = 0.98;
-
- float t1 = -kd * pow(F, ks * e0);
- float t2 = kd + ks * es;
- float t3 = pow(F, t2*l) - 1.0;
-
- float L = min(t1/t2*t3, 1.0);
-
- float D = pow(0.98, l*kd);
-
- color.rgb = color.rgb * D + kc.rgb * L;
- color.a = kc.a + color.a;
-
- return color;
-}
-#endif
-
-vec3 getSunlitColor()
-{
- return vary_SunlitColor;
-}
-vec3 getAmblitColor()
-{
- return vary_AmblitColor;
-}
-vec3 getAdditiveColor()
-{
- return vary_AdditiveColor;
-}
-vec3 getAtmosAttenuation()
-{
- return vary_AtmosAttenuation;
-}
-
-void setPositionEye(vec3 v)
-{
- vary_PositionEye = v;
-}
-
-void setSunlitColor(vec3 v)
-{
- vary_SunlitColor = v;
-}
-
-void setAmblitColor(vec3 v)
-{
- vary_AmblitColor = v;
-}
-
-void setAdditiveColor(vec3 v)
-{
- vary_AdditiveColor = v;
-}
-
-void setAtmosAttenuation(vec3 v)
-{
- vary_AtmosAttenuation = v;
-}
-
-void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
-
- vec3 P = inPositionEye;
- setPositionEye(P);
-
- 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);
-
- //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
- 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));
-}
-
-vec3 atmosLighting(vec3 light)
-{
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor();
- return (2.0 * light);
-}
-
-vec3 atmosTransport(vec3 light) {
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor() * 2.0;
- return light;
-}
-vec3 atmosGetDiffuseSunlightColor()
-{
- return getSunlitColor();
-}
-
-vec3 scaleDownLight(vec3 light)
-{
- return (light / vec3(scene_light_strength, scene_light_strength, scene_light_strength));
-}
-
-vec3 scaleUpLight(vec3 light)
-{
- return (light * vec3(scene_light_strength, scene_light_strength, scene_light_strength));
-}
-
-vec3 atmosAmbient(vec3 light)
-{
- return getAmblitColor() + (light * vec3(0.5f, 0.5f, 0.5f));
-}
-
-vec3 atmosAffectDirectionalLight(float lightIntensity)
-{
- return getSunlitColor() * vec3(lightIntensity, lightIntensity, lightIntensity);
-}
-
-vec3 scaleSoftClip(vec3 light)
-{
- //soft clip effect:
- vec3 zeroes = vec3(0.0f, 0.0f, 0.0f);
- vec3 ones = vec3(1.0f, 1.0f, 1.0f);
-
- light = ones - clamp(light, zeroes, ones);
- light = ones - pow(light, gamma.xxx);
-
- return light;
-}
-
-vec3 fullbrightAtmosTransport(vec3 light) {
- float brightness = dot(light.rgb, vec3(0.33333));
-
- return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness);
-}
-
-vec3 fullbrightScaleSoftClip(vec3 light)
-{
- //soft clip effect:
- return light;
-}
void main()
{
@@ -566,10 +277,15 @@ void main()
vec3 norm = vary_norm;
- calcAtmospherics(pos.xyz, 1.0);
+ vec3 sunlit;
+ vec3 amblit;
+ vec3 additive;
+ vec3 atten;
+
+ calcFragAtmospherics(pos.xyz, 1.0, sunlit, amblit, additive, atten);
vec2 abnormal = encode_normal(norm.xyz);
- norm.xyz = decode_normal(abnormal.xy);
+ norm.xyz = decode_normal(abnormal.xy);
float da = dot(norm.xyz, sun_dir.xyz);
@@ -581,7 +297,7 @@ void main()
vec4 color = vec4(0,0,0,0);
- color.rgb = atmosAmbient(color.rgb);
+ color.rgb = atmosFragAmbient(color.rgb, amblit);
color.a = final_alpha;
float ambient = abs(da);
@@ -590,13 +306,13 @@ void main()
ambient = (1.0-ambient);
color.rgb *= ambient;
- color.rgb += atmosAffectDirectionalLight(final_da);
+ color.rgb += atmosFragAffectDirectionalLight(final_da, sunlit);
color.rgb *= gamma_diff.rgb;
//color.rgb = mix(diff.rgb, color.rgb, final_alpha);
- color.rgb = atmosLighting(color.rgb);
- color.rgb = scaleSoftClip(color.rgb);
+ color.rgb = atmosFragLighting(color.rgb, additive, atten);
+ color.rgb = scaleFragSoftClip(color.rgb);
vec4 light = vec4(0,0,0,0);
@@ -621,9 +337,8 @@ void main()
color.rgb = linear_to_srgb(color.rgb);
#ifdef WATER_FOG
- color = applyWaterFogDeferred(pos.xyz, color);
+ color = applyWaterFogView(pos.xyz, color);
#endif
-
#endif
frag_color = color;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl
index 22c9a4d14e..8e9a5fcd41 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl
@@ -22,6 +22,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
index 662c762bca..60d83cc623 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -36,11 +38,7 @@ uniform float minimum_alpha;
VARYING vec3 vary_normal;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl
index b809b73973..8e46425ea8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl
@@ -22,7 +22,9 @@
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
-
+
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
index cbd8d2ebfc..b56abb66d1 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
@@ -61,22 +61,7 @@ vec4 getPosition(vec2 pos_screen)
return pos;
}
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
index 58fb01d200..b5677a07ee 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
@@ -22,6 +22,8 @@
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
+
+/*[EXTRA_CODE_HERE]*/
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
@@ -40,11 +42,7 @@ VARYING vec3 vary_mat2;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
index 1d8ca04ccd..7b971fcc66 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
@@ -22,7 +22,7 @@
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
-
+/*[EXTRA_CODE_HERE]*/
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
index 7930b5d18b..b328ee9483 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -37,11 +39,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
index 8525e13333..fc5c86b4d6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -36,11 +38,7 @@ uniform float minimum_alpha;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
index 37d70a2412..1bb8eb8bd0 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
@@ -23,6 +23,7 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
@@ -37,11 +38,7 @@ uniform sampler2D diffuseMap;
VARYING vec3 vary_normal;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
index 6befb1bd8b..8319e61242 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
@@ -22,6 +22,8 @@
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
+
+/*[EXTRA_CODE_HERE]*/
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
@@ -35,11 +37,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
index adc361d7a2..828c325c9d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -33,12 +35,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
index 756e625d07..134e9c3b4c 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
@@ -41,43 +41,12 @@ VARYING vec3 vary_position;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
+#ifdef WATER_FOG
+vec4 applyWaterFogView(vec3 pos, vec4 color);
#endif
-}
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
vec3 fullbrightAtmosTransportDeferred(vec3 light)
{
@@ -94,52 +63,6 @@ vec3 fullbrightScaleSoftClipDeferred(vec3 light)
uniform float minimum_alpha;
#endif
-#ifdef WATER_FOG
-uniform vec4 waterPlane;
-uniform vec4 waterFogColor;
-uniform float waterFogDensity;
-uniform float waterFogKS;
-
-vec4 applyWaterFogDeferred(vec3 pos, vec4 color)
-{
- //normalize view vector
- vec3 view = normalize(pos);
- float es = -(dot(view, waterPlane.xyz));
-
- //find intersection point with water plane and eye vector
-
- //get eye depth
- float e0 = max(-waterPlane.w, 0.0);
-
- vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
-
- //get object depth
- float depth = length(pos - int_v);
-
- //get "thickness" of water
- float l = max(depth, 0.1);
-
- float kd = waterFogDensity;
- float ks = waterFogKS;
- vec4 kc = waterFogColor;
-
- float F = 0.98;
-
- float t1 = -kd * pow(F, ks * e0);
- float t2 = kd + ks * es;
- float t3 = pow(F, t2*l) - 1.0;
-
- float L = min(t1/t2*t3, 1.0);
-
- float D = pow(0.98, l*kd);
-
- color.rgb = color.rgb * D + kc.rgb * L;
- color.a = kc.a + color.a;
-
- return color;
-}
-#endif
-
void main()
{
#if HAS_DIFFUSE_LOOKUP
@@ -166,7 +89,7 @@ void main()
#ifdef WATER_FOG
vec3 pos = vary_position;
- vec4 fogged = applyWaterFogDeferred(pos, vec4(color.rgb, final_alpha));
+ vec4 fogged = applyWaterFogView(pos, vec4(color.rgb, final_alpha));
color.rgb = fogged.rgb;
color.a = fogged.a;
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
index b0db9876d3..30e560450b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
@@ -23,7 +23,7 @@
* $/LicenseInfo$
*/
-
+/*[EXTRA_CODE_HERE]*/
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
index f8fdde43f9..6ba16b169c 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -38,41 +40,7 @@ uniform sampler2D specularMap;
VARYING vec2 vary_texcoord0;
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
+vec3 linear_to_srgb(vec3 cl);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl b/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl
index dcf474824d..be1003a7e0 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl
@@ -22,8 +22,8 @@
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
-
-uniform sampler2DRect diffuseMap;
+
+/*[EXTRA_CODE_HERE]*/
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
@@ -31,6 +31,7 @@ out vec4 frag_color;
#define frag_color gl_FragColor
#endif
+uniform sampler2DRect diffuseMap;
VARYING vec2 vary_fragcoord;
void main()
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
index 07d28ed4cd..a90e433622 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#define DIFFUSE_ALPHA_MODE_IGNORE 0
#define DIFFUSE_ALPHA_MODE_BLEND 1
#define DIFFUSE_ALPHA_MODE_MASK 2
@@ -31,42 +33,18 @@
uniform float emissive_brightness;
uniform float display_gamma;
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
+#ifdef WATER_FOG
+vec4 applyWaterFogView(vec3 pos, vec4 color);
#endif
-}
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
+vec3 atmosFragAmbient(vec3 l, vec3 ambient);
+vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten);
+vec3 scaleFragSoftClip(vec3 l);
+vec3 atmosFragAffectDirectionalLight(float intensity, vec3 sunlit);
+void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten);
#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
@@ -116,19 +94,6 @@ uniform vec4 morphFactor;
uniform vec3 camPosLocal;
//uniform vec4 camPosWorld;
uniform vec4 gamma;
-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 env_mat;
uniform mat3 ssao_effect_mat;
@@ -137,13 +102,6 @@ VARYING vec2 vary_fragcoord;
VARYING vec3 vary_position;
-vec3 vary_PositionEye;
-
-vec3 vary_SunlitColor;
-vec3 vary_AmblitColor;
-vec3 vary_AdditiveColor;
-vec3 vary_AtmosAttenuation;
-
uniform mat4 inv_proj;
uniform vec2 screen_res;
@@ -152,52 +110,6 @@ uniform vec3 light_direction[8];
uniform vec3 light_attenuation[8];
uniform vec3 light_diffuse[8];
-#ifdef WATER_FOG
-uniform vec4 waterPlane;
-uniform vec4 waterFogColor;
-uniform float waterFogDensity;
-uniform float waterFogKS;
-
-vec4 applyWaterFogDeferred(vec3 pos, vec4 color)
-{
- //normalize view vector
- vec3 view = normalize(pos);
- float es = -(dot(view, waterPlane.xyz));
-
- //find intersection point with water plane and eye vector
-
- //get eye depth
- float e0 = max(-waterPlane.w, 0.0);
-
- vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
-
- //get object depth
- float depth = length(pos - int_v);
-
- //get "thickness" of water
- float l = max(depth, 0.1);
-
- float kd = waterFogDensity;
- float ks = waterFogKS;
- vec4 kc = waterFogColor;
-
- float F = 0.98;
-
- float t1 = -kd * pow(F, ks * e0);
- float t2 = kd + ks * es;
- float t3 = pow(F, t2*l) - 1.0;
-
- float L = min(t1/t2*t3, 1.0);
-
- float D = pow(0.98, l*kd);
-
- color.rgb = color.rgb * D + kc.rgb * L;
- color.a = kc.a + color.a;
-
- return color;
-}
-#endif
-
vec3 calcDirectionalLight(vec3 n, vec3 l)
{
float a = max(dot(n,l),0.0);
@@ -283,198 +195,6 @@ vec4 getPosition_d(vec2 pos_screen, float depth)
return pos;
}
-#ifndef WATER_FOG
-vec3 getPositionEye()
-{
- return vary_PositionEye;
-}
-#endif
-
-vec3 getSunlitColor()
-{
- return vary_SunlitColor;
-}
-vec3 getAmblitColor()
-{
- return vary_AmblitColor;
-}
-vec3 getAdditiveColor()
-{
- return vary_AdditiveColor;
-}
-vec3 getAtmosAttenuation()
-{
- return vary_AtmosAttenuation;
-}
-
-void setPositionEye(vec3 v)
-{
- vary_PositionEye = v;
-}
-
-void setSunlitColor(vec3 v)
-{
- vary_SunlitColor = v;
-}
-
-void setAmblitColor(vec3 v)
-{
- vary_AmblitColor = v;
-}
-
-void setAdditiveColor(vec3 v)
-{
- vary_AdditiveColor = v;
-}
-
-void setAtmosAttenuation(vec3 v)
-{
- vary_AtmosAttenuation = v;
-}
-
-void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
-
- vec3 P = inPositionEye;
- setPositionEye(P);
-
- 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);
-
- //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
- 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));
-}
-
-vec3 atmosLighting(vec3 light)
-{
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor();
- return (2.0 * light);
-}
-
-vec3 atmosTransport(vec3 light) {
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor() * 2.0;
- return light;
-}
-vec3 atmosGetDiffuseSunlightColor()
-{
- return getSunlitColor();
-}
-
-vec3 scaleDownLight(vec3 light)
-{
- return (light / vec3(scene_light_strength, scene_light_strength, scene_light_strength));
-}
-
-vec3 scaleUpLight(vec3 light)
-{
- return (light * vec3(scene_light_strength, scene_light_strength, scene_light_strength));
-}
-
-vec3 atmosAmbient(vec3 light)
-{
- return getAmblitColor() + (light * vec3(0.5f, 0.5f, 0.5f));
-}
-
-vec3 atmosAffectDirectionalLight(float lightIntensity)
-{
- return getSunlitColor() * vec3(lightIntensity, lightIntensity, lightIntensity);
-}
-
-vec3 scaleSoftClip(vec3 light)
-{
- //soft clip effect:
- vec3 zeroes = vec3(0.0f, 0.0f, 0.0f);
- vec3 ones = vec3(1.0f, 1.0f, 1.0f);
-
- light = ones - clamp(light, zeroes, ones);
- light = ones - pow(light, gamma.xxx);
-
- return light;
-}
-
-vec3 fullbrightAtmosTransport(vec3 light) {
- float brightness = dot(light.rgb, vec3(0.33333));
-
- return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness);
-}
-
-vec3 fullbrightScaleSoftClip(vec3 light)
-{
- //soft clip effect:
- return light;
-}
#else
#ifdef DEFINE_GL_FRAGCOLOR
@@ -515,22 +235,8 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec2 encode_normal(vec3 n);
+vec3 decode_normal (vec2 enc);
void main()
{
@@ -673,7 +379,12 @@ void main()
vec3 col = vec3(0.0f,0.0f,0.0f);
float bloom = 0.0;
- calcAtmospherics(pos.xyz, 1.0);
+ vec3 sunlit;
+ vec3 amblit;
+ vec3 additive;
+ vec3 atten;
+
+ calcFragAtmospherics(pos.xyz, 1.0, sunlit, amblit, additive, atten);
vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz));
@@ -686,7 +397,7 @@ void main()
final_da = min(final_da, 1.0f);
final_da = pow(final_da, 1.0/1.3);
- col.rgb = atmosAmbient(col);
+ col.rgb = atmosFragAmbient(col, amblit);
float ambient = min(abs(da), 1.0);
ambient *= 0.5;
@@ -695,7 +406,7 @@ void main()
col.rgb *= ambient;
- col.rgb = col.rgb + atmosAffectDirectionalLight(final_da);
+ col.rgb = col.rgb + atmosFragAffectDirectionalLight(final_da, sunlit);
col.rgb *= gamma_diff.rgb;
@@ -708,7 +419,7 @@ void main()
//
float sa = dot(refnormpersp, sun_dir.xyz);
- vec3 dumbshiny = vary_SunlitColor*shadow*(texture2D(lightFunc, vec2(sa, spec.a)).r);
+ vec3 dumbshiny = sunlit*shadow*(texture2D(lightFunc, vec2(sa, spec.a)).r);
// add the two types of shiny together
vec3 spec_contrib = dumbshiny * spec.rgb;
@@ -742,8 +453,8 @@ void main()
//col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a);
//col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a);
- col = atmosLighting(col);
- col = scaleSoftClip(col);
+ col = atmosFragLighting(col, additive, atten);
+ col = scaleFragSoftClip(col);
//convert to linear space before adding local lights
col = srgb_to_linear(col);
@@ -771,7 +482,7 @@ void main()
col.rgb = linear_to_srgb(col.rgb);
#ifdef WATER_FOG
- vec4 temp = applyWaterFogDeferred(pos, vec4(col.rgb, al));
+ vec4 temp = applyWaterFogView(pos, vec4(col.rgb, al));
col.rgb = temp.rgb;
al = temp.a;
#endif
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
index 9974f8f31b..d1ac19270d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
@@ -57,22 +57,7 @@ uniform float far_z;
uniform mat4 inv_proj;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
index 3a3e871ade..1d75322b4c 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
@@ -30,14 +30,14 @@
#extension GL_ARB_texture_rectangle : enable
#extension GL_ARB_shader_texture_lod : enable
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
#define frag_color gl_FragColor
#endif
-/*[EXTRA_CODE_HERE]*/
-
uniform sampler2DRect diffuseRect;
uniform sampler2DRect specularRect;
uniform sampler2DRect depthMap;
@@ -72,59 +72,9 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
-
+vec3 decode_normal (vec2 enc);
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
index aba4a01754..13b803e03e 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
@@ -56,22 +56,7 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
uniform vec4 viewport;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
index 6669947d1b..cbc19bbba3 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
@@ -40,25 +40,7 @@ VARYING vec2 vary_fragcoord;
uniform float display_gamma;
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
-
+vec3 linear_to_srgb(vec3 cl);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl
index 018ced4cad..e33254304b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendF.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendF.glsl
new file mode 100644
index 0000000000..12bc690553
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendF.glsl
@@ -0,0 +1,55 @@
+/**
+ * @file shadowAlphaMaskF.glsl
+ *
+ * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, 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
+ * $/LicenseInfo$
+ */
+
+/*[EXTRA_CODE_HERE]*/
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+uniform sampler2D diffuseMap;
+
+#if !DEPTH_CLAMP
+VARYING float pos_zd2;
+#endif
+
+VARYING float pos_w;
+
+VARYING float target_pos_x;
+VARYING vec4 vertex_color;
+VARYING vec2 vary_texcoord0;
+
+void main()
+{
+ float alpha = diffuseLookup(vary_texcoord0.xy).a * vertex_color.a;
+
+ frag_color = vec4(alpha, alpha, alpha, 1);
+
+#if !DEPTH_CLAMP
+ gl_FragDepth = max(pos_zd2/pos_w+0.5, 0.0);
+#endif
+}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendV.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendV.glsl
new file mode 100644
index 0000000000..11411a605c
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendV.glsl
@@ -0,0 +1,67 @@
+/**
+ * @file shadowAlphaMaskV.glsl
+ *
+ * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, 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
+ * $/LicenseInfo$
+ */
+
+uniform mat4 texture_matrix0;
+uniform mat4 modelview_projection_matrix;
+uniform float shadow_target_width;
+
+ATTRIBUTE vec3 position;
+ATTRIBUTE vec4 diffuse_color;
+ATTRIBUTE vec2 texcoord0;
+
+#if !DEPTH_CLAMP
+VARYING float pos_zd2;
+#endif
+
+VARYING float pos_w;
+
+VARYING float target_pos_x;
+VARYING vec4 vertex_color;
+VARYING vec2 vary_texcoord0;
+
+void passTextureIndex();
+
+void main()
+{
+ //transform vertex
+ vec4 pre_pos = vec4(position.xyz, 1.0);
+ vec4 pos = modelview_projection_matrix * pre_pos;
+ target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x;
+
+ pos_w = pos.w;
+
+#if !DEPTH_CLAMP
+ pos_zd2 = pos.z * 0.5;
+
+ gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w);
+#else
+ gl_Position = pos;
+#endif
+
+ passTextureIndex();
+
+ vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
+ vertex_color = diffuse_color;
+}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl
index 91a96977f0..ae1b19a35c 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl
index 3d1b182875..242aef821d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
index 22f4729e2e..4511237e4d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
@@ -1,5 +1,5 @@
/**
- * @file WLSkyF.glsl
+ * @file class1/deferred/skyF.glsl
*
* $LicenseInfo:firstyear=2005&license=viewerlgpl$
* Second Life Viewer Source Code
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
index 7f1a8cce0d..fbfd43a4da 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -51,83 +51,32 @@ uniform vec4 morphFactor;
uniform vec3 camPosLocal;
//uniform vec4 camPosWorld;
uniform vec4 gamma;
-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 global_gamma;
-uniform float scene_light_strength;
uniform mat3 env_mat;
uniform mat3 ssao_effect_mat;
uniform vec3 sun_dir;
VARYING vec2 vary_fragcoord;
-vec3 vary_PositionEye;
-
-vec3 vary_SunlitColor;
-vec3 vary_AmblitColor;
-vec3 vary_AdditiveColor;
-vec3 vary_AtmosAttenuation;
-
uniform mat4 inv_proj;
uniform vec2 screen_res;
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
+#ifdef WATER_FOG
+vec4 applyWaterFogView(vec3 pos, vec4 color);
#endif
-}
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
+vec3 decode_normal (vec2 enc);
+vec3 atmosFragAmbient(vec3 l, vec3 ambient);
+vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten);
+vec3 scaleFragSoftClip(vec3 l);
+vec3 atmosFragAffectDirectionalLight(float intensity, vec3 sunlit);
+vec3 fullbrightFragAtmosTransport(vec3 l, vec3 additive, vec3 atten);
+vec3 fullbrightScaleSoftClipFrag(vec3 l, vec3 atten);
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten);
vec4 getPosition_d(vec2 pos_screen, float depth)
{
@@ -147,243 +96,6 @@ vec4 getPosition(vec2 pos_screen)
return getPosition_d(pos_screen, depth);
}
-vec3 getPositionEye()
-{
- return vary_PositionEye;
-}
-vec3 getSunlitColor()
-{
- return vary_SunlitColor;
-}
-vec3 getAmblitColor()
-{
- return vary_AmblitColor;
-}
-vec3 getAdditiveColor()
-{
- return vary_AdditiveColor;
-}
-vec3 getAtmosAttenuation()
-{
- return vary_AtmosAttenuation;
-}
-
-void setPositionEye(vec3 v)
-{
- vary_PositionEye = v;
-}
-
-void setSunlitColor(vec3 v)
-{
- vary_SunlitColor = v;
-}
-
-void setAmblitColor(vec3 v)
-{
- vary_AmblitColor = v;
-}
-
-void setAdditiveColor(vec3 v)
-{
- vary_AdditiveColor = v;
-}
-
-void setAtmosAttenuation(vec3 v)
-{
- vary_AtmosAttenuation = v;
-}
-
-
-#ifdef WATER_FOG
-uniform vec4 waterPlane;
-uniform vec4 waterFogColor;
-uniform float waterFogDensity;
-uniform float waterFogKS;
-
-vec4 applyWaterFogDeferred(vec3 pos, vec4 color)
-{
- //normalize view vector
- vec3 view = normalize(pos);
- float es = -(dot(view, waterPlane.xyz));
-
- //find intersection point with water plane and eye vector
-
- //get eye depth
- float e0 = max(-waterPlane.w, 0.0);
-
- vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
-
- //get object depth
- float depth = length(pos - int_v);
-
- //get "thickness" of water
- float l = max(depth, 0.1);
-
- float kd = waterFogDensity;
- float ks = waterFogKS;
- vec4 kc = waterFogColor;
-
- float F = 0.98;
-
- float t1 = -kd * pow(F, ks * e0);
- float t2 = kd + ks * es;
- float t3 = pow(F, t2*l) - 1.0;
-
- float L = min(t1/t2*t3, 1.0);
-
- float D = pow(0.98, l*kd);
-
- color.rgb = color.rgb * D + kc.rgb * L;
- color.a = kc.a + color.a;
-
- return color;
-}
-#endif
-
-void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
-
- vec3 P = inPositionEye;
- setPositionEye(P);
-
- 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);
-
- //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
- 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));
-}
-
-vec3 atmosLighting(vec3 light)
-{
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor();
- return (2.0 * light);
-}
-
-vec3 atmosTransport(vec3 light) {
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor() * 2.0;
- return light;
-}
-
-vec3 fullbrightAtmosTransport(vec3 light) {
- float brightness = dot(light.rgb, vec3(0.33333));
-
- return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness);
-}
-
-
-
-vec3 atmosGetDiffuseSunlightColor()
-{
- return getSunlitColor();
-}
-
-vec3 scaleDownLight(vec3 light)
-{
- return (light / scene_light_strength );
-}
-
-vec3 scaleUpLight(vec3 light)
-{
- return (light * scene_light_strength);
-}
-
-vec3 atmosAmbient(vec3 light)
-{
- return getAmblitColor() + light / 2.0;
-}
-
-vec3 atmosAffectDirectionalLight(float lightIntensity)
-{
- return getSunlitColor() * lightIntensity;
-}
-
-vec3 scaleSoftClip(vec3 light)
-{
- //soft clip effect:
- light = 1. - clamp(light, vec3(0.), vec3(1.));
- light = 1. - pow(light, gamma.xxx);
-
- return light;
-}
-
-
-vec3 fullbrightScaleSoftClip(vec3 light)
-{
- //soft clip effect:
- return light;
-}
void main()
{
@@ -411,9 +123,13 @@ void main()
vec3 col;
float bloom = 0.0;
{
- calcAtmospherics(pos.xyz, 1.0);
+ vec3 sunlit;
+ vec3 amblit;
+ vec3 additive;
+ vec3 atten;
+ calcFragAtmospherics(pos.xyz, 1.0, sunlit, amblit, additive, atten);
- col = atmosAmbient(vec3(0));
+ col = atmosFragAmbient(vec3(0), amblit);
float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0);
ambient *= 0.5;
ambient *= ambient;
@@ -421,7 +137,7 @@ void main()
col.rgb *= ambient;
- col += atmosAffectDirectionalLight(final_da);
+ col += atmosFragAffectDirectionalLight(final_da, sunlit);
col *= diffuse.rgb;
@@ -433,7 +149,7 @@ void main()
//
float sa = dot(refnormpersp, sun_dir.xyz);
- vec3 dumbshiny = vary_SunlitColor*(texture2D(lightFunc, vec2(sa, spec.a)).r);
+ vec3 dumbshiny = sunlit*(texture2D(lightFunc, vec2(sa, spec.a)).r);
// add the two types of shiny together
vec3 spec_contrib = dumbshiny * spec.rgb;
@@ -457,12 +173,12 @@ void main()
if (norm.w < 0.5)
{
- col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a);
- col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a);
+ col = mix(atmosFragLighting(col, additive, atten), fullbrightFragAtmosTransport(col, atten, additive), diffuse.a);
+ col = mix(scaleFragSoftClip(col), fullbrightScaleSoftClipFrag(col, atten), diffuse.a);
}
#ifdef WATER_FOG
- vec4 fogged = applyWaterFogDeferred(pos,vec4(col, bloom));
+ vec4 fogged = applyWaterFogView(pos,vec4(col, bloom));
col = fogged.rgb;
bloom = fogged.a;
#endif
diff --git a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
index f1aec315cc..2b6428963d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
@@ -70,59 +70,9 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
-
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
+vec3 decode_normal (vec2 enc);
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
vec4 correctWithGamma(vec4 col)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl b/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
index 821058804c..029a98e16a 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
index 930255729b..403df87853 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
@@ -51,22 +51,7 @@ VARYING vec2 vary_fragcoord;
uniform mat4 inv_proj;
uniform vec2 screen_res;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
index 52a429465f..0cd90b0d97 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -39,11 +41,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vary_texcoord0;
VARYING vec4 vary_texcoord1;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
index 808750496f..89e354558a 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -37,11 +39,7 @@ VARYING vec2 vary_texcoord0;
uniform float minimum_alpha;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl
index d4d2f5f571..e34d75ba1d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
diff --git a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
index 78f841c733..3a8565ee38 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
@@ -23,6 +23,8 @@
* $/LicenseInfo$
*/
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_data[3];
#else
@@ -56,48 +58,10 @@ VARYING vec4 refCoord;
VARYING vec4 littleWave;
VARYING vec4 view;
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
-}
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
vec4 applyWaterFog(vec4 color, vec3 viewVec)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
index 37dcd3ad34..b321eb508b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -69,48 +69,8 @@ VARYING vec4 littleWave;
VARYING vec4 view;
VARYING vec4 vary_position;
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec3 srgb_to_linear(vec3 cs);
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl b/indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl
new file mode 100644
index 0000000000..0abb1e43db
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl
@@ -0,0 +1,11 @@
+vec3 decode_normal (vec2 enc)
+{
+ vec2 fenc = enc*4-2;
+ float f = dot(fenc,fenc);
+ float g = sqrt(1-f/4);
+ vec3 n;
+ n.xy = fenc*g;
+ n.z = 1-f/2;
+ return n;
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl
new file mode 100644
index 0000000000..ee21715c1d
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl
@@ -0,0 +1,7 @@
+
+vec2 encode_normal(vec3 n)
+{
+ float f = sqrt(8 * n.z + 8);
+ return n.xy / f + 0.5;
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl b/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl
index 6cc1e6e798..835662732a 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl
@@ -1,5 +1,5 @@
/**
- * @file srgb.glsl
+ * @file srgbF.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
@@ -27,14 +27,18 @@ vec3 srgb_to_linear(vec3 cs)
{
vec3 low_range = cs / vec3(12.92);
vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
-
bvec3 lte = lessThanEqual(cs,vec3(0.04045));
+#ifdef OLD_SELECT
vec3 result;
result.r = lte.r ? low_range.r : high_range.r;
result.g = lte.g ? low_range.g : high_range.g;
result.b = lte.b ? low_range.b : high_range.b;
return result;
+#else
+ return mix(high_range, low_range, lte);
+#endif
+
}
vec3 linear_to_srgb(vec3 cl)
@@ -42,13 +46,17 @@ vec3 linear_to_srgb(vec3 cl)
cl = clamp(cl, vec3(0), vec3(1));
vec3 low_range = cl * 12.92;
vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
-
bvec3 lt = lessThan(cl,vec3(0.0031308));
+#ifdef OLD_SELECT
vec3 result;
result.r = lt.r ? low_range.r : high_range.r;
result.g = lt.g ? low_range.g : high_range.g;
result.b = lt.b ? low_range.b : high_range.b;
- return result;
+ return result;
+#else
+ return mix(high_range, low_range, lt);
+#endif
+
}
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
index 4bdfce9260..a7c28a1ac3 100644
--- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
@@ -33,10 +33,10 @@ uniform float waterFogKS;
vec3 getPositionEye();
-vec4 applyWaterFog(vec4 color)
+vec4 applyWaterFogView(vec3 pos, vec4 color)
{
+ vec3 view = normalize(pos);
//normalize view vector
- vec3 view = normalize(getPositionEye());
float es = -(dot(view, waterPlane.xyz));
//find intersection point with water plane and eye vector
@@ -47,7 +47,7 @@ vec4 applyWaterFog(vec4 color)
vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
//get object depth
- float depth = length(getPositionEye() - int_v);
+ float depth = length(pos - int_v);
//get "thickness" of water
float l = max(depth, 0.1);
@@ -72,3 +72,9 @@ vec4 applyWaterFog(vec4 color)
return color;
}
+vec4 applyWaterFog(vec4 color)
+{
+ //normalize view vector
+ return applyWaterFogView(getPositionEye(), color);
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl b/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl
index 5c088b3a3c..b5bbbb5c73 100644
--- a/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl
@@ -25,14 +25,14 @@
#extension GL_ARB_texture_rectangle : enable
+/*[EXTRA_CODE_HERE]*/
+
#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
#define frag_color gl_FragColor
#endif
-/*[EXTRA_CODE_HERE]*/
-
uniform sampler2D glowMap;
uniform sampler2DRect screenMap;
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl
index aacc503e13..584bd568c5 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl
@@ -31,3 +31,8 @@ vec3 atmosLighting(vec3 light)
return light;
}
+
+void calcFragAtmospherics(vec3 inPositionEye, float ambFactor) {
+ /* stub function for fallback compatibility on class1 hardware */
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersF.glsl
new file mode 100644
index 0000000000..3f70a8935b
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersF.glsl
@@ -0,0 +1,55 @@
+/**
+ * @file atmosphericsHelpersF.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
+ * $/LicenseInfo$
+ */
+
+uniform vec4 sunlight_color;
+uniform vec4 light_ambient;
+
+vec3 atmosAmbient(vec3 light)
+{
+ return light + light_ambient.rgb;
+}
+
+vec3 atmosAffectDirectionalLight(float lightIntensity)
+{
+ return sunlight_color.rgb * lightIntensity;
+}
+
+vec3 atmosGetDiffuseSunlightColor()
+{
+ return sunlight_color.rgb;
+}
+
+vec3 scaleDownLight(vec3 light)
+{
+ /* stub function for fallback compatibility on class1 hardware */
+ return light;
+}
+
+vec3 scaleUpLight(vec3 light)
+{
+ /* stub function for fallback compatibility on class1 hardware */
+ return light;
+}
+
diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
index b9bb522842..864ba4859d 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
@@ -71,59 +71,9 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
+vec3 decode_normal (vec2 enc);
vec4 correctWithGamma(vec4 col)
{
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index cf076d156a..371b32406c 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -70,69 +70,20 @@ uniform mat3 ssao_effect_mat;
uniform vec3 sun_dir;
VARYING vec2 vary_fragcoord;
-vec3 vary_PositionEye;
-
-vec3 vary_SunlitColor;
-vec3 vary_AmblitColor;
-vec3 vary_AdditiveColor;
-vec3 vary_AtmosAttenuation;
-
uniform mat4 inv_proj;
uniform vec2 screen_res;
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
+vec3 decode_normal (vec2 enc);
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 atmosFragAmbient(vec3 l, vec3 ambient);
+vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten);
+vec3 scaleFragSoftClip(vec3 l);
+vec3 atmosFragAffectDirectionalLight(float intensity, vec3 sunlit);
+void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten);
+vec3 fullbrightFragAtmosTransport(vec3 l, vec3 additive, vec3 atten);
+vec3 fullbrightScaleSoftClipFrag(vec3 l, vec3 atten);
vec4 getPosition_d(vec2 pos_screen, float depth)
{
@@ -152,243 +103,11 @@ vec4 getPosition(vec2 pos_screen)
return getPosition_d(pos_screen, depth);
}
-vec3 getPositionEye()
-{
- return vary_PositionEye;
-}
-vec3 getSunlitColor()
-{
- return vary_SunlitColor;
-}
-vec3 getAmblitColor()
-{
- return vary_AmblitColor;
-}
-vec3 getAdditiveColor()
-{
- return vary_AdditiveColor;
-}
-vec3 getAtmosAttenuation()
-{
- return vary_AtmosAttenuation;
-}
-
-void setPositionEye(vec3 v)
-{
- vary_PositionEye = v;
-}
-
-void setSunlitColor(vec3 v)
-{
- vary_SunlitColor = v;
-}
-
-void setAmblitColor(vec3 v)
-{
- vary_AmblitColor = v;
-}
-
-void setAdditiveColor(vec3 v)
-{
- vary_AdditiveColor = v;
-}
-
-void setAtmosAttenuation(vec3 v)
-{
- vary_AtmosAttenuation = v;
-}
-
-void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
-
- vec3 P = inPositionEye;
- setPositionEye(P);
-
- 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);
-
- //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
- 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));
-}
#ifdef WATER_FOG
-uniform vec4 waterPlane;
-uniform vec4 waterFogColor;
-uniform float waterFogDensity;
-uniform float waterFogKS;
-
-vec4 applyWaterFogDeferred(vec3 pos, vec4 color)
-{
- //normalize view vector
- vec3 view = normalize(pos);
- float es = -(dot(view, waterPlane.xyz));
-
- //find intersection point with water plane and eye vector
-
- //get eye depth
- float e0 = max(-waterPlane.w, 0.0);
-
- vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
-
- //get object depth
- float depth = length(pos - int_v);
-
- //get "thickness" of water
- float l = max(depth, 0.1);
-
- float kd = waterFogDensity;
- float ks = waterFogKS;
- vec4 kc = waterFogColor;
-
- float F = 0.98;
-
- float t1 = -kd * pow(F, ks * e0);
- float t2 = kd + ks * es;
- float t3 = pow(F, t2*l) - 1.0;
-
- float L = min(t1/t2*t3, 1.0);
-
- float D = pow(0.98, l*kd);
-
- color.rgb = color.rgb * D + kc.rgb * L;
- color.a = kc.a + color.a;
-
- return color;
-}
+vec4 applyWaterFogDeferred(vec3 pos, vec4 color);
#endif
-vec3 atmosLighting(vec3 light)
-{
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor();
- return (2.0 * light);
-}
-
-vec3 atmosTransport(vec3 light) {
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor() * 2.0;
- return light;
-}
-
-vec3 fullbrightAtmosTransport(vec3 light) {
- float brightness = dot(light.rgb, vec3(0.33333));
-
- return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness);
-}
-
-
-
-vec3 atmosGetDiffuseSunlightColor()
-{
- return getSunlitColor();
-}
-
-vec3 scaleDownLight(vec3 light)
-{
- return (light / scene_light_strength );
-}
-
-vec3 scaleUpLight(vec3 light)
-{
- return (light * scene_light_strength);
-}
-
-vec3 atmosAmbient(vec3 light)
-{
- return getAmblitColor() + light / 2.0;
-}
-
-vec3 atmosAffectDirectionalLight(float lightIntensity)
-{
- return getSunlitColor() * lightIntensity;
-}
-
-vec3 scaleSoftClip(vec3 light)
-{
- //soft clip effect:
- light = 1. - clamp(light, vec3(0.), vec3(1.));
- light = 1. - pow(light, gamma.xxx);
-
- return light;
-}
-
-
-vec3 fullbrightScaleSoftClip(vec3 light)
-{
- //soft clip effect:
- return light;
-}
-
void main()
{
vec2 tc = vary_fragcoord.xy;
@@ -422,10 +141,15 @@ void main()
float ambocc = scol_ambocc.g;
+
+ vec3 sunlit;
+ vec3 amblit;
+ vec3 additive;
+ vec3 atten;
- calcAtmospherics(pos.xyz, ambocc);
+ calcFragAtmospherics(pos.xyz, ambocc, sunlit, amblit, additive, atten);
- col = atmosAmbient(vec3(0));
+ col = atmosFragAmbient(vec3(0), amblit);
float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0);
ambient *= 0.5;
ambient *= ambient;
@@ -433,7 +157,7 @@ void main()
col.rgb *= ambient;
- col += atmosAffectDirectionalLight(max(min(da, scol), 0.0));
+ col += atmosFragAffectDirectionalLight(max(min(da, scol), 0.0), sunlit);
col *= diffuse.rgb;
@@ -445,7 +169,7 @@ void main()
//
float sa = dot(refnormpersp, sun_dir.xyz);
- vec3 dumbshiny = vary_SunlitColor*scol_ambocc.r*(texture2D(lightFunc, vec2(sa, spec.a)).r);
+ vec3 dumbshiny = sunlit*scol_ambocc.r*(texture2D(lightFunc, vec2(sa, spec.a)).r);
// add the two types of shiny together
vec3 spec_contrib = dumbshiny * spec.rgb;
@@ -469,8 +193,8 @@ void main()
if (norm.w < 0.5)
{
- col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a);
- col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a);
+ col = mix(atmosFragLighting(col, additive, atten), fullbrightFragAtmosTransport(col, atten, additive), diffuse.a);
+ col = mix(scaleFragSoftClip(col), fullbrightScaleSoftClipFrag(col, atten), diffuse.a);
}
#ifdef WATER_FOG
diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
index b2d9de6e73..a7da140b31 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
@@ -71,59 +71,9 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
-
-vec3 srgb_to_linear(vec3 cs)
-{
- vec3 low_range = cs / vec3(12.92);
- vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4));
- bvec3 lte = lessThanEqual(cs,vec3(0.04045));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lte.r ? low_range.r : high_range.r;
- result.g = lte.g ? low_range.g : high_range.g;
- result.b = lte.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lte);
-#endif
-
-}
-
-vec3 linear_to_srgb(vec3 cl)
-{
- cl = clamp(cl, vec3(0), vec3(1));
- vec3 low_range = cl * 12.92;
- vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055;
- bvec3 lt = lessThan(cl,vec3(0.0031308));
-
-#ifdef OLD_SELECT
- vec3 result;
- result.r = lt.r ? low_range.r : high_range.r;
- result.g = lt.g ? low_range.g : high_range.g;
- result.b = lt.b ? low_range.b : high_range.b;
- return result;
-#else
- return mix(high_range, low_range, lt);
-#endif
-
-}
+vec3 decode_normal (vec2 enc);
+vec3 srgb_to_linear(vec3 cs);
+vec3 linear_to_srgb(vec3 cl);
vec4 correctWithGamma(vec4 col)
{
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
index 265da8df99..aa5e99a2f7 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
@@ -67,22 +67,7 @@ uniform float shadow_offset;
uniform float spot_shadow_bias;
uniform float spot_shadow_offset;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
index 5c6fe30daa..58f3f2f91e 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
@@ -68,22 +68,7 @@ uniform float shadow_offset;
uniform float spot_shadow_bias;
uniform float spot_shadow_offset;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
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/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
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());
+}
diff --git a/indra/newview/app_settings/shaders/class3/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl
index 96c70651b1..96c70651b1 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/cloudsF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl
diff --git a/indra/newview/app_settings/shaders/class3/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl
index c1dd45cd67..c1dd45cd67 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/cloudsV.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl
diff --git a/indra/newview/app_settings/shaders/class3/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl
index c71eaf4b13..5185a9f8f4 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/skyF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl
@@ -29,16 +29,18 @@ out vec4 frag_color;
#define frag_color gl_FragColor
#endif
+in vec3 view_pos;
in vec3 view_dir;
uniform vec3 cameraPosLocal;
-uniform vec3 sun_direction;
-uniform vec2 sun_size;
+uniform vec3 sun_dir;
+uniform float sun_size;
uniform sampler2D cloud_noise_texture;
uniform sampler2D transmittance_texture;
uniform sampler3D scattering_texture;
-uniform sampler3D mie_scattering_texture;
+uniform sampler3D single_mie_scattering_texture;
+uniform sampler2D irradiance_texture;
vec3 GetSolarLuminance();
vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 sun_dir, out vec3 transmittance);
@@ -49,23 +51,35 @@ void main()
{
vec3 view_direction = normalize(view_dir);
- vec3 camPos = cameraPosLocal;
+ vec3 sun_direction = sun_dir;
+
+ vec3 camPos = cameraPosLocal + vec3(0, 0, 6360.0f);
vec3 transmittance;
+ vec3 sky_illum;
vec3 radiance = GetSkyLuminance(camPos, view_direction, 0.0f, sun_direction, transmittance);
+ vec3 radiance2 = GetSunAndSkyIlluminance(camPos, view_direction, sun_direction, sky_illum);
radiance *= transmittance;
+ vec3 solar_luminance = transmittance * GetSolarLuminance();
+
// If the view ray intersects the Sun, add the Sun radiance.
- if (dot(view_direction, sun_direction) >= sun_size.y)
+ if (dot(view_direction, sun_direction) >= sun_size)
{
- radiance = radiance + transmittance * GetSolarLuminance();
+ radiance = radiance + solar_luminance;
}
- vec3 color = vec3(1.0) - exp(-radiance);
- color = pow(color, vec3(1.0 / 2.2));
+ vec3 color = radiance;
+
+ color = vec3(1.0) - exp(-color * 0.0001);
+
+ //float d = dot(view_direction, sun_direction);
+ //frag_color.rgb = vec3(d, d >= sun_size ? 1.0f : 0.0f, 0.0f);
frag_color.rgb = color;
-
+ //frag_color.rgb = vec3(dot(view_direction, sun_direction) > 0.95f ? 1.0 : 0.0, 0,0);
+ frag_color.rgb = normalize(view_pos);
+
frag_color.a = 1.0;
}
diff --git a/indra/newview/app_settings/shaders/class3/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl
index 52a7595379..cf3eb658fc 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/skyV.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl
@@ -23,21 +23,29 @@
* $/LicenseInfo$
*/
+uniform vec3 cameraPosLocal;
uniform mat4 modelview_projection_matrix;
+uniform mat4 modelview_matrix;
+uniform mat4 inv_proj;
+uniform mat4 inv_modelview;
ATTRIBUTE vec3 position;
// Inputs
uniform vec3 camPosLocal;
+out vec3 view_pos;
out vec3 view_dir;
void main()
{
- // World / view / projection
- gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
+ // pass through untransformed fullscreen pos (clipspace)
+ gl_Position = vec4(position.xyz, 1.0);
+
+ view_pos = (inv_proj * vec4(position, 1.0f)).xyz;
// this will be normalized in the frag shader...
- view_dir = position.xyz - camPosLocal.xyz;
+ //view_dir = (inv_modelview * view_pos).xyz;
+ view_dir = view_pos - camPosLocal;
}
diff --git a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl
index d27363a60c..fed3edf7de 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl
+++ b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl
@@ -32,11 +32,13 @@ out vec4 frag_color;
in vec3 view_dir;
uniform vec3 cameraPosLocal;
-uniform vec3 sun_direction;
+uniform vec3 sun_dir;
+uniform float sun_size;
uniform sampler2D transmittance_texture;
uniform sampler3D scattering_texture;
uniform sampler3D mie_scattering_texture;
+uniform sampler2D irradiance_texture;
vec3 GetSolarLuminance();
vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 sun_dir, out vec3 transmittance);
@@ -49,20 +51,22 @@ void main()
vec3 camPos = cameraPosLocal;
vec3 transmittance;
- vec3 radiance = GetSkyLuminance(camPos, view_direction, 0.0f, sun_direction, transmittance);
+ vec3 sky_illum;
+ vec3 radiance = GetSkyLuminance(camPos, view_direction, 0.0f, sun_dir, transmittance);
+ vec3 radiance2 = GetSunAndSkyIlluminance(camPos, view_direction, sun_dir, sky_illum);
- radiance *= transmittance;
+ //radiance *= transmittance;
// If the view ray intersects the Sun, add the Sun radiance.
- if (dot(view_direction, sun_direction) >= sun_size.y)
+ if (dot(view_direction, sun_dir) >= sun_size)
{
radiance = radiance + transmittance * GetSolarLuminance();
}
- vec3 color = vec3(1.0) - exp(-radiance);
- color = pow(color, vec3(1.0 / 2.2));
+ //vec3 color = vec3(1.0) - exp(-radiance);
+ //color = pow(color, vec3(1.0 / 2.2));
- frag_color.rgb = color;
+ frag_color.rgb = radiance;
frag_color.a = 1.0;
}
diff --git a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl
new file mode 100644
index 0000000000..fee1a7f311
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl
@@ -0,0 +1,148 @@
+/**
+ * @file atmosphericsF.glsl
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2007, 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
+ * $/LicenseInfo$
+ */
+
+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 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 *= 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/class3/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl
new file mode 100644
index 0000000000..3270c243a4
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl
@@ -0,0 +1,133 @@
+/**
+ * @file atmosphericsV.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
+ * $/LicenseInfo$
+ */
+
+// VARYING param funcs
+void setSunlitColor(vec3 v);
+void setAmblitColor(vec3 v);
+void setAdditiveColor(vec3 v);
+void setAtmosAttenuation(vec3 v);
+void setPositionEye(vec3 v);
+
+vec3 getAdditiveColor();
+
+// Inputs
+uniform vec4 morphFactor;
+uniform vec3 camPosLocal;
+
+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);
+
+ 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);
+
+ //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
+ 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));
+}
diff --git a/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl
index 8a8e4cb0f6..82e1d7fe35 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl
+++ b/indra/newview/app_settings/shaders/class3/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());
+}