diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class3')
56 files changed, 2939 insertions, 3720 deletions
diff --git a/indra/newview/app_settings/shaders/class3/avatar/avatarV.glsl b/indra/newview/app_settings/shaders/class3/avatar/avatarV.glsl deleted file mode 100644 index df9704ec25..0000000000 --- a/indra/newview/app_settings/shaders/class3/avatar/avatarV.glsl +++ /dev/null @@ -1,134 +0,0 @@ -/** - * @file avatarV.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 - * $/LicenseInfo$ - */ - -uniform mat4 projection_matrix; - -ATTRIBUTE vec3 position; -ATTRIBUTE vec3 normal; -ATTRIBUTE vec2 texcoord0; -ATTRIBUTE vec4 clothing; - -VARYING vec4 vertex_color; -VARYING vec2 vary_texcoord0; - -vec4 calcLighting(vec3 pos, vec3 norm, vec4 color); -mat4 getSkinnedTransform(); -void calcAtmospherics(vec3 inPositionEye); - -uniform vec4 color; - -uniform vec4 gWindDir; -uniform vec4 gSinWaveParams; -uniform vec4 gGravity; - -const vec4 gMinMaxConstants = vec4(1.0, 0.166666, 0.0083143, .00018542); // #minimax-generated coefficients -const vec4 gPiConstants = vec4(0.159154943, 6.28318530, 3.141592653, 1.5707963); // # {1/2PI, 2PI, PI, PI/2} - -void main() -{ - vary_texcoord0 = texcoord0; - - vec4 pos; - mat4 trans = getSkinnedTransform(); - - vec3 norm; - norm.x = dot(trans[0].xyz, normal); - norm.y = dot(trans[1].xyz, normal); - norm.z = dot(trans[2].xyz, normal); - norm = normalize(norm); - - //wind - vec4 windEffect; - windEffect = vec4(dot(norm, gWindDir.xyz)); - pos.x = dot(trans[2].xyz, position.xyz); - windEffect.xyz = pos.x * vec3(0.015, 0.015, 0.015) - + windEffect.xyz; - windEffect.w = windEffect.w * 2.0 + 1.0; // move wind offset value to [-1, 3] - windEffect.w = windEffect.w*gWindDir.w; // modulate wind strength - - windEffect.xyz = windEffect.xyz*gSinWaveParams.xyz - +vec3(gSinWaveParams.w); // use sin wave params to scale and offset input - - - //reduce to period of 2 PI - vec4 temp1, temp0, temp2, offsetPos; - temp1.xyz = windEffect.xyz * gPiConstants.x; // change input as multiple of [0-2PI] to [0-1] - temp0.y = mod(temp1.x,1.0); - windEffect.x = temp0.y * gPiConstants.y; // scale from [0,1] to [0, 2PI] - temp1.z = temp1.z - gPiConstants.w; // shift normal oscillation by PI/2 - temp0.y = mod(temp1.z,1.0); - - windEffect.z = temp0.y * gPiConstants.y; // scale from [0,1] to [0, 2PI] - windEffect.xyz = windEffect.xyz + vec3(-3.141592); // offset to [-PI, PI] - - - //calculate sinusoid - vec4 sinWave; - temp1 = windEffect*windEffect; - sinWave = -temp1 * gMinMaxConstants.w - + vec4(gMinMaxConstants.z); // y = -(x^2)/7! + 1/5! - sinWave = sinWave * -temp1 + vec4(gMinMaxConstants.y); // y = -(x^2) * (-(x^2)/7! + 1/5!) + 1/3! - sinWave = sinWave * -temp1 + vec4(gMinMaxConstants.x); // y = -(x^2) * (-(x^2) * (-(x^2)/7! + 1/5!) + 1/3!) + 1 - sinWave = sinWave * windEffect; // y = x * (-(x^2) * (-(x^2) * (-(x^2)/7! + 1/5!) + 1/3!) + 1) - - // sinWave.x holds sin(norm . wind_direction) with primary frequency - // sinWave.y holds sin(norm . wind_direction) with secondary frequency - // sinWave.z hold cos(norm . wind_direction) with primary frequency - sinWave.xyz = sinWave.xyz * gWindDir.w - + vec3(windEffect.w); // multiply by wind strength in gWindDir.w [-wind, wind] - - // add normal facing bias offset [-wind,wind] -> [-wind - .25, wind + 1] - temp1 = vec4(dot(norm, gGravity.xyz)); // how much is this normal facing in direction of gGravity? - temp1 = min(temp1, vec4(0.2,0.0,0.0,0.0)); // clamp [-1, 1] to [-1, 0.2] - temp1 = temp1*vec4(1.5,0.0,0.0,0.0); // scale from [-1,0.2] to [-1.5, 0.3] - sinWave.x = sinWave.x + temp1.x; // add gGravity effect to sinwave (only primary frequency) - sinWave.xyz = sinWave.xyz * clothing.w; // modulate by clothing coverage - - sinWave.xyz = max(sinWave.xyz, vec3(-1.0, -1.0, -1.0)); // clamp to underlying body shape - offsetPos = clothing * sinWave.x; // multiply wind effect times clothing displacement - temp2 = gWindDir*sinWave.z + vec4(norm,0); // calculate normal offset due to wind oscillation - offsetPos = vec4(1.0,1.0,1.0,0.0)*offsetPos+vec4(position.xyz, 1.0); // add to offset vertex position, and zero out effect from w - norm += temp2.xyz*2.0; // add sin wave effect on normals (exaggerated) - - //add "backlighting" effect - float colorAcc; - colorAcc = 1.0 - clothing.w; - norm.z -= colorAcc * 0.2; - - //renormalize normal (again) - norm = normalize(norm); - - pos.x = dot(trans[0], offsetPos); - pos.y = dot(trans[1], offsetPos); - pos.z = dot(trans[2], offsetPos); - pos.w = 1.0; - - calcAtmospherics(pos.xyz); - - vec4 col = calcLighting(pos.xyz, norm, color); - vertex_color = col; - - gl_Position = projection_matrix * pos; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowF.glsl deleted file mode 100644 index d973326f93..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowF.glsl +++ /dev/null @@ -1,44 +0,0 @@ -/** - * @file avatarShadowF.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 - * $/LicenseInfo$ - */ - -/*[EXTRA_CODE_HERE]*/ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -uniform sampler2D diffuseMap; - -VARYING vec4 pos; -VARYING vec2 vary_texcoord0; - -vec4 computeMoments(float depth, float a); - -void main() -{ - frag_color = computeMoments(length(pos), 1.0); -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowV.glsl deleted file mode 100644 index 1a655e6467..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowV.glsl +++ /dev/null @@ -1,49 +0,0 @@ -/** - * @file attachmentShadowV.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 - * $/LicenseInfo$ - */ - -uniform mat4 projection_matrix; -uniform mat4 modelview_matrix; -uniform mat4 texture_matrix0; - -ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; - -mat4 getObjectSkinnedTransform(); - -VARYING vec4 pos; - -void main() -{ - //transform vertex - mat4 mat = getObjectSkinnedTransform(); - - mat = modelview_matrix * mat; - pos = (mat*vec4(position.xyz, 1.0)); - pos = projection_matrix * vec4(pos.xyz, 1.0); - -#if !defined(DEPTH_CLAMP) - pos.z = max(pos.z, -pos.w+0.01); -#endif - gl_Position = pos; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/avatarShadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/avatarShadowF.glsl deleted file mode 100644 index 48eefc7a73..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/avatarShadowF.glsl +++ /dev/null @@ -1,52 +0,0 @@ -/** - * @file avatarShadowF.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 - * $/LicenseInfo$ - */ - -/*[EXTRA_CODE_HERE]*/ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -uniform sampler2D diffuseMap; - -#if !defined(DEPTH_CLAMP) -VARYING vec4 post_pos; -#endif - -VARYING vec4 pos; - -vec4 computeMoments(float depth, float a); - -void main() -{ - frag_color = computeMoments(length(pos), 1.0); - -#if !defined(DEPTH_CLAMP) - gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0); -#endif -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/avatarShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/avatarShadowV.glsl deleted file mode 100644 index 164b355f20..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/avatarShadowV.glsl +++ /dev/null @@ -1,68 +0,0 @@ -/** - * @file avatarShadowV.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 - * $/LicenseInfo$ - */ - -uniform mat4 projection_matrix; - -mat4 getSkinnedTransform(); - -ATTRIBUTE vec3 position; -ATTRIBUTE vec3 normal; -ATTRIBUTE vec2 texcoord0; - -#if !defined(DEPTH_CLAMP) -VARYING vec4 post_pos; -#endif - -VARYING vec4 pos; - -void main() -{ - vec3 norm; - - vec4 pos_in = vec4(position.xyz, 1.0); - mat4 trans = getSkinnedTransform(); - - pos.x = dot(trans[0], pos_in); - pos.y = dot(trans[1], pos_in); - pos.z = dot(trans[2], pos_in); - pos.w = 1.0; - - norm.x = dot(trans[0].xyz, normal); - norm.y = dot(trans[1].xyz, normal); - norm.z = dot(trans[2].xyz, normal); - norm = normalize(norm); - - pos = projection_matrix * pos; - -#if !defined(DEPTH_CLAMP) - post_pos = pos; - gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); -#else - gl_Position = pos; -#endif - -} - - diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudShadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudShadowF.glsl deleted file mode 100644 index 32210f60dc..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/cloudShadowF.glsl +++ /dev/null @@ -1,119 +0,0 @@ -/** - * @file class3/deferred/cloudsF.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 - * $/LicenseInfo$ - */ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -uniform sampler2D diffuseMap; - -VARYING vec4 pos; -VARYING float target_pos_x; -VARYING float vary_CloudDensity; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; - -uniform sampler2D cloud_noise_texture; -uniform sampler2D cloud_noise_texture_next; -uniform float blend_factor; -uniform vec4 cloud_pos_density1; -uniform vec4 cloud_pos_density2; -uniform vec4 cloud_color; -uniform float cloud_shadow; -uniform float cloud_scale; -uniform float cloud_variance; -uniform vec3 camPosLocal; -uniform vec3 sun_dir; -uniform float sun_size; -uniform float far_z; - -vec4 cloudNoise(vec2 uv) -{ - vec4 a = texture2D(cloud_noise_texture, uv); - vec4 b = texture2D(cloud_noise_texture_next, uv); - vec4 cloud_noise_sample = mix(a, b, blend_factor); - return normalize(cloud_noise_sample); -} - -vec4 computeMoments(float depth, float alpha); - -void main() -{ - if (cloud_scale >= 0.001) - { - // Set variables - vec2 uv1 = vary_texcoord0.xy; - vec2 uv2 = vary_texcoord1.xy; - vec2 uv3 = vary_texcoord2.xy; - float cloudDensity = 2.0 * (cloud_shadow - 0.25); - - vec2 uv4 = vary_texcoord3.xy; - - vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); - vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); - - // Offset texture coords - uv1 += cloud_pos_density1.xy + (disturbance * 0.2); //large texture, visible density - uv2 += cloud_pos_density1.xy; //large texture, self shadow - uv3 += cloud_pos_density2.xy; //small texture, visible density - uv4 += cloud_pos_density2.xy; //small texture, self shadow - - float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y) * 4.0); - - cloudDensity *= 1.0 - (density_variance * density_variance); - - // Compute alpha1, the main cloud opacity - float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); - - // And smooth - alpha1 = 1. - alpha1 * alpha1; - alpha1 = 1. - alpha1 * alpha1; - - if (alpha1 < 0.001f) - { - discard; - } - - // Compute alpha2, for self shadowing effect - // (1 - alpha2) will later be used as percentage of incoming sunlight - float alpha2 = (cloudNoise(uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); - - // And smooth - alpha2 = 1. - alpha2; - alpha2 = 1. - alpha2 * alpha2; - - frag_color = computeMoments(length(pos), alpha1); - } - else - { - frag_color = vec4(0); - } -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudShadowV.glsl deleted file mode 100644 index effb070f93..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/cloudShadowV.glsl +++ /dev/null @@ -1,63 +0,0 @@ -/** - * @file cloudShadowV.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 !defined(DEPTH_CLAMP) -VARYING float pos_zd2; -#endif - -VARYING vec4 pos; -VARYING float target_pos_x; -VARYING vec2 vary_texcoord0; -VARYING vec4 vertex_color; - -void passTextureIndex(); - -void main() -{ - //transform vertex - vec4 pre_pos = vec4(position.xyz, 1.0); - pos = modelview_projection_matrix * pre_pos; - target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; - -#if !defined(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/class3/deferred/cloudsF.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl deleted file mode 100644 index e40d7e7c75..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl +++ /dev/null @@ -1,166 +0,0 @@ -/** - * @file class3/deferred/cloudsF.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 - * $/LicenseInfo$ - */ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_data[3]; -#else -#define frag_data gl_FragData -#endif - -///////////////////////////////////////////////////////////////////////// -// The fragment shader for the sky -///////////////////////////////////////////////////////////////////////// - -VARYING vec4 vary_CloudColorSun; -VARYING vec4 vary_CloudColorAmbient; -VARYING float vary_CloudDensity; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; -VARYING vec3 vary_pos; - -uniform sampler2D cloud_noise_texture; -uniform sampler2D cloud_noise_texture_next; -uniform float blend_factor; -uniform vec4 cloud_pos_density1; -uniform vec4 cloud_pos_density2; -uniform vec4 cloud_color; -uniform float cloud_shadow; -uniform float cloud_scale; -uniform float cloud_variance; -uniform vec3 camPosLocal; -uniform vec3 sun_dir; -uniform float sun_size; -uniform float far_z; - -uniform sampler2D transmittance_texture; -uniform sampler3D scattering_texture; -uniform sampler3D single_mie_scattering_texture; -uniform sampler2D irradiance_texture; -uniform sampler2D sh_input_r; -uniform sampler2D sh_input_g; -uniform sampler2D sh_input_b; - -vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); - -/// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light); - -vec4 cloudNoise(vec2 uv) -{ - vec4 a = texture2D(cloud_noise_texture, uv); - vec4 b = texture2D(cloud_noise_texture_next, uv); - vec4 cloud_noise_sample = mix(a, b, blend_factor); - return cloud_noise_sample; -} - -void main() -{ - // Set variables - vec2 uv1 = vary_texcoord0.xy; - vec2 uv2 = vary_texcoord1.xy; - vec2 uv3 = vary_texcoord2.xy; - float cloudDensity = 2.0 * (cloud_shadow - 0.25); - - if (cloud_scale < 0.001) - { - discard; - } - - vec2 uv4 = vary_texcoord3.xy; - - vec2 disturbance = vec2(cloudNoise(uv1 / 16.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); - - // Offset texture coords - uv1 += cloud_pos_density1.xy + (disturbance * 0.2); //large texture, visible density - uv2 += cloud_pos_density1.xy; //large texture, self shadow - uv3 += cloud_pos_density2.xy; //small texture, visible density - uv4 += cloud_pos_density2.xy; //small texture, self shadow - - float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0) * 4.0); - - cloudDensity *= 1.0 - (density_variance * density_variance); - - // Compute alpha1, the main cloud opacity - float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); - - // And smooth - alpha1 = 1. - alpha1 * alpha1; - alpha1 = 1. - alpha1 * alpha1; - - if (alpha1 < 0.001f) - { - discard; - } - - // Compute alpha2, for self shadowing effect - // (1 - alpha2) will later be used as percentage of incoming sunlight - float alpha2 = (cloudNoise(uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); - - // And smooth - alpha2 = 1. - alpha2; - alpha2 = 1. - alpha2 * alpha2; - - vec3 view_ray = vary_pos.xyz + camPosLocal; - - vec3 view_direction = normalize(view_ray); - vec3 sun_direction = normalize(sun_dir); - vec3 earth_center = vec3(0, 0, -6360.0f); - vec3 camPos = (camPosLocal / 1000.0f) - earth_center; - - vec3 transmittance; - vec3 radiance_sun = GetSkyLuminance(camPos, view_direction, 1.0 - alpha1, sun_direction, transmittance); - - vec3 sun_color = vec3(1.0) - exp(-radiance_sun * 0.0001); - - // Combine - vec4 color; - - vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); - - vec4 l1r = texture2D(sh_input_r, vec2(0,0)); - vec4 l1g = texture2D(sh_input_g, vec2(0,0)); - vec4 l1b = texture2D(sh_input_b, vec2(0,0)); - - vec3 sun_indir = vec3(-view_direction.xy, view_direction.z); - vec3 amb = vec3(dot(l1r, l1tap * vec4(1, sun_indir)), - dot(l1g, l1tap * vec4(1, sun_indir)), - dot(l1b, l1tap * vec4(1, sun_indir))); - - - amb = max(vec3(0), amb); - - color.rgb = sun_color * cloud_color.rgb * (1. - alpha2); - color.rgb = pow(color.rgb, vec3(1.0 / 2.2)); - color.rgb += amb; - - frag_data[0] = vec4(color.rgb, alpha1); - frag_data[1] = vec4(0); - frag_data[2] = vec4(0,1,0,1); -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl deleted file mode 100644 index 71e422ddf0..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl +++ /dev/null @@ -1,70 +0,0 @@ -/** - * @file WLCloudsV.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 mat4 modelview_projection_matrix; -uniform mat4 modelview_matrix; - -ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; - -////////////////////////////////////////////////////////////////////////// -// The vertex shader for creating the atmospheric sky -/////////////////////////////////////////////////////////////////////////////// - -// Output parameters -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; -VARYING vec3 vary_pos; - -// Inputs -uniform float cloud_scale; -uniform vec4 lightnorm; -uniform vec3 camPosLocal; - -void main() -{ - vary_pos = position; - - // World / view / projection - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - - // Texture coords - vary_texcoord0 = texcoord0; - vary_texcoord0.xy -= 0.5; - vary_texcoord0.xy /= max(0.001, cloud_scale); - vary_texcoord0.xy += 0.5; - - vary_texcoord1 = vary_texcoord0; - vary_texcoord1.x += lightnorm.x * 0.0125; - vary_texcoord1.y += lightnorm.z * 0.0125; - - vary_texcoord2 = vary_texcoord0 * 16.; - vary_texcoord3 = vary_texcoord1 * 16.; - - // END CLOUDS -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class3/deferred/deferredUtil.glsl deleted file mode 100644 index e27bbce094..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/deferredUtil.glsl +++ /dev/null @@ -1,79 +0,0 @@ -/** - * @file class1/deferred/deferredUtil.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 - * $/LicenseInfo$ - */ - -uniform sampler2DRect normalMap; -uniform sampler2DRect depthMap; - -uniform mat4 inv_proj; -uniform vec2 screen_res; - -vec2 getScreenCoordinate(vec2 screenpos) -{ - vec2 sc = screenpos.xy * 2.0; - if (screen_res.x > 0 && screen_res.y > 0) - { - sc /= screen_res; - } - return sc - vec2(1.0, 1.0); -} - -vec3 getNorm(vec2 screenpos) -{ - vec2 enc = texture2DRect(normalMap, screenpos.xy).xy; - 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; -} - -float getDepth(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen).r; - return depth; -} - -vec4 getPosition(vec2 pos_screen) -{ - float depth = getDepth(pos_screen); - vec2 sc = getScreenCoordinate(pos_screen); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -vec4 getPositionWithDepth(vec2 pos_screen, float depth) -{ - vec2 sc = getScreenCoordinate(pos_screen); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/depthToShadowVolumeG.glsl b/indra/newview/app_settings/shaders/class3/deferred/depthToShadowVolumeG.glsl deleted file mode 100644 index cdaff4b09f..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/depthToShadowVolumeG.glsl +++ /dev/null @@ -1,202 +0,0 @@ -/** - * @file depthToShadowVolumeG.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 - * $/LicenseInfo$ - */ -#extension GL_ARB_geometry_shader4 : enable -#extension GL_ARB_texture_rectangle : enable - -/*[EXTRA_CODE_HERE]*/ - -layout (triangles) in; -layout (triangle_strip, max_vertices = 128) out; - -uniform sampler2DRect depthMap; -uniform mat4 shadowMatrix[6]; -uniform vec4 lightpos; - -VARYING vec2 vary_texcoord0; - -out vec3 to_vec; - -void cross_products(out vec4 ns[3], int a, int b, int c) -{ - ns[0] = cross(gl_PositionIn[b].xyz - gl_PositionIn[a].xyz, gl_PositionIn[c].xyz - gl_PositionIn[a].xyz); - ns[1] = cross(gl_PositionIn[c].xyz - gl_PositionIn[b].xyz, gl_PositionIn[a].xyz - gl_PositionIn[b].xyz); - ns[2] = cross(gl_PositionIn[a].xyz - gl_PositionIn[c].xyz, gl_PositionIn[b].xyz - gl_PositionIn[c].xyz); -} - -vec3 getLightDirection(vec4 lightpos, vec3 pos) -{ - - vec3 lightdir = lightpos.xyz - lightpos.w * pos; - return lightdir; -} - -void emitTri(vec4 v[3]) -{ - gl_Position = proj_matrix * v[0]; - EmitVertex(); - - gl_Position = proj_matrix * v[1]; - EmitVertex(); - - gl_Position = proj_matrix * v[2]; - EmitVertex(); - - EndPrimitive(); -} - -void emitQuad(vec4 v[4] -{ - // Emit a quad as a triangle strip. - gl_Position = proj_matrix*v[0]; - EmitVertex(); - - gl_Position = proj_matrix*v[1]; - EmitVertex(); - - gl_Position = proj_matrix*v[2]; - EmitVertex(); - - gl_Position = proj_matrix*v[3]; - EmitVertex(); - - EndPrimitive(); -} - -void emitPrimitives(int layer) -{ - int i = layer; - gl_Layer = i; - - vec4 depth1 = vec4(texture2DRect(depthMap, tc0).rg, texture2DRect(depthMap, tc1).rg)); - vec3 depth2 = vec4(texture2DRect(depthMap, tc2).rg, texture2DRect(depthMap, tc3).rg)); - vec3 depth3 = vec4(texture2DRect(depthMap, tc4).rg, texture2DRect(depthMap, tc5).rg)); - vec3 depth4 = vec4(texture2DRect(depthMap, tc6).rg, texture2DRect(depthMap, tc7).rg)); - - depth1 = min(depth1, depth2); - depth1 = min(depth1, depth3); - depth1 = min(depth1, depth4); - - vec2 depth = min(depth1.xy, depth1.zw); - - int side = sqrt(gl_VerticesIn); - - for (int j = 0; j < side; j++) - { - for (int k = 0; k < side; ++k) - { - vec3 pos = gl_PositionIn[(j * side) + k].xyz; - vec4 v = shadowMatrix[i] * vec4(pos, 1.0); - gl_Position = v; - to_vec = pos - light_position.xyz * depth; - EmitVertex(); - } - - EndPrimitive(); - } - - vec3 norms[3]; // Normals - vec3 lightdir3]; // Directions toward light - - vec4 v[4]; // Temporary vertices - - vec4 or_pos[3] = - { // Triangle oriented toward light source - gl_PositionIn[0], - gl_PositionIn[2], - gl_PositionIn[4] - }; - - // Compute normal at each vertex. - cross_products(n, 0, 2, 4); - - // Compute direction from vertices to light. - lightdir[0] = getLightDirection(lightpos, gl_PositionIn[0].xyz); - lightdir[1] = getLightDirection(lightpos, gl_PositionIn[2].xyz); - lightdir[2] = getLightDirection(lightpos, gl_PositionIn[4].xyz); - - // Check if the main triangle faces the light. - bool faces_light = true; - if (!(dot(ns[0],d[0]) > 0 - |dot(ns[1],d[1]) > 0 - |dot(ns[2],d[2]) > 0)) - { - // Flip vertex winding order in or_pos. - or_pos[1] = gl_PositionIn[4]; - or_pos[2] = gl_PositionIn[2]; - faces_light = false; - } - - // Near cap: simply render triangle. - emitTri(or_pos); - - // Far cap: extrude positions to infinity. - v[0] =vec4(lightpos.w * or_pos[0].xyz - lightpos.xyz,0); - v[1] =vec4(lightpos.w * or_pos[2].xyz - lightpos.xyz,0); - v[2] =vec4(lightpos.w * or_pos[1].xyz - lightpos.xyz,0); - - emitTri(v); - - // Loop over all edges and extrude if needed. - for ( int i=0; i<3; i++ ) - { - // Compute indices of neighbor triangle. - int v0 = i*2; - int nb = (i*2+1); - int v1 = (i*2+2) % 6; - cross_products(n, v0, nb, v1); - - // Compute direction to light, again as above. - d[0] =lightpos.xyz-lightpos.w*gl_PositionIn[v0].xyz; - d[1] =lightpos.xyz-lightpos.w*gl_PositionIn[nb].xyz; - d[2] =lightpos.xyz-lightpos.w*gl_PositionIn[v1].xyz; - - bool is_parallel = gl_PositionIn[nb].w < 1e-5; - - // Extrude the edge if it does not have a - // neighbor, or if it's a possible silhouette. - if (is_parallel || - ( faces_light != (dot(ns[0],d[0])>0 || - dot(ns[1],d[1])>0 || - dot(ns[2],d[2])>0) )) - { - // Make sure sides are oriented correctly. - int i0 = faces_light ? v0 : v1; - int i1 = faces_light ? v1 : v0; - - v[0] = gl_PositionIn[i0]; - v[1] = vec4(lightpos.w*gl_PositionIn[i0].xyz - lightpos.xyz, 0); - v[2] = gl_PositionIn[i1]; - v[3] = vec4(lightpos.w*gl_PositionIn[i1].xyz - lightpos.xyz, 0); - - emitQuad(v); - } - } -} - -void main() -{ - // Output - emitPrimitives(0); -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/fullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class3/deferred/fullbrightShinyF.glsl new file mode 100644 index 0000000000..5483a4e29c --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/fullbrightShinyF.glsl @@ -0,0 +1,93 @@ +/** + * @file fullbrightShinyF.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 + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +out vec4 frag_color; + +#ifndef HAS_DIFFUSE_LOOKUP +uniform sampler2D diffuseMap; +#endif + + +in vec4 vertex_color; +in vec2 vary_texcoord0; +in vec3 vary_texcoord1; +in vec3 vary_position; + +uniform samplerCube environmentMap; + +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten); +void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); + +vec3 linear_to_srgb(vec3 c); +vec3 srgb_to_linear(vec3 c); + +// reflection probe interface +void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout vec3 legacyenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, float envIntensity, bool transparent, vec3 amblit_linear); + +void applyLegacyEnv(inout vec3 color, vec3 legacyenv, vec4 spec, vec3 pos, vec3 norm, float envIntensity); + +void main() +{ +#ifdef HAS_DIFFUSE_LOOKUP + vec4 color = diffuseLookup(vary_texcoord0.xy); +#else + vec4 color = texture(diffuseMap, vary_texcoord0.xy); +#endif + + color.rgb *= vertex_color.rgb; + + // SL-9632 HUDs are affected by Atmosphere +#ifndef IS_HUD + + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + vec3 pos = vary_position; + calcAtmosphericVars(pos.xyz, vec3(0), 1.0, sunlit, amblit, additive, atten); + + float env_intensity = vertex_color.a; + + vec3 ambenv; + vec3 glossenv; + vec3 legacyenv; + vec3 norm = normalize(vary_texcoord1.xyz); + vec4 spec = vec4(0,0,0,0); + sampleReflectionProbesLegacy(ambenv, glossenv, legacyenv, vec2(0), pos.xyz, norm.xyz, spec.a, env_intensity, false, amblit); + + color.rgb = srgb_to_linear(color.rgb); + + applyLegacyEnv(color.rgb, legacyenv, spec, pos, norm, env_intensity); + color.rgb = atmosFragLighting(color.rgb, additive, atten); +#endif + + color.a = 1.0; + + frag_color = max(color, vec4(0)); +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShF.glsl b/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShF.glsl deleted file mode 100644 index 34d26cddea..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShF.glsl +++ /dev/null @@ -1,70 +0,0 @@ -/** - * @file class3/deferred/gatherSkyShF.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 - * $/LicenseInfo$ - */ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_data[3]; -#else -#define frag_data gl_FragData -#endif - -VARYING vec2 vary_frag; - -uniform vec2 screen_res; -uniform sampler2D sh_input_r; -uniform sampler2D sh_input_g; -uniform sampler2D sh_input_b; - -void main() -{ - vec2 offset = vec2(2.0) / screen_res; - - vec4 r = vec4(0); - vec4 g = vec4(0); - vec4 b = vec4(0); - - vec2 tc = vary_frag * 2.0; - - r += texture2D(sh_input_r, tc + vec2(0, 0)); - r += texture2D(sh_input_r, tc + vec2(offset.x, 0)); - r += texture2D(sh_input_r, tc + vec2(0, offset.y)); - r += texture2D(sh_input_r, tc + vec2(offset.x, offset.y)); - r /= 4.0f; - - g += texture2D(sh_input_g, tc + vec2(0, 0)); - g += texture2D(sh_input_g, tc + vec2(offset.x, 0)); - g += texture2D(sh_input_g, tc + vec2(0, offset.y)); - g += texture2D(sh_input_g, tc + vec2(offset.x, offset.y)); - g /= 4.0f; - - b += texture2D(sh_input_b, tc + vec2(0, 0)); - b += texture2D(sh_input_b, tc + vec2(offset.x, 0)); - b += texture2D(sh_input_b, tc + vec2(0, offset.y)); - b += texture2D(sh_input_b, tc + vec2(offset.x, offset.y)); - b /= 4.0f; - - frag_data[0] = r; - frag_data[1] = g; - frag_data[2] = b; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShV.glsl b/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShV.glsl deleted file mode 100644 index 337c8a50fe..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShV.glsl +++ /dev/null @@ -1,40 +0,0 @@ -/** - * @file gatherSkyShV.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 - * $/LicenseInfo$ - */ - -ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; - -VARYING vec2 vary_frag; -uniform vec2 screen_res; - -void main() -{ - // pass through untransformed fullscreen pos - float oo_divisor = screen_res.x / 64.0; - vec3 pos = (position.xyz * oo_divisor) + vec3(oo_divisor - 1, oo_divisor - 1, 0); - gl_Position = vec4(pos.xyz, 1.0); - vary_frag = texcoord0 * oo_divisor; -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/genSkyShF.glsl b/indra/newview/app_settings/shaders/class3/deferred/genSkyShF.glsl deleted file mode 100644 index d5d91c88f0..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/genSkyShF.glsl +++ /dev/null @@ -1,111 +0,0 @@ -/** - * @file class3/deferred/genSkyShF.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 - * $/LicenseInfo$ - */ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_data[3]; -#else -#define frag_data gl_FragData -#endif - -VARYING vec2 vary_frag; - -uniform vec3 sun_dir; - -uniform sampler2D transmittance_texture; -uniform sampler3D scattering_texture; -uniform sampler3D single_mie_scattering_texture; -uniform sampler2D irradiance_texture; - -vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); - -vec3 calcDirection(vec2 tc) -{ - float phi = tc.y * 2.0 * 3.14159265; - float cosTheta = sqrt(1.0 - tc.x); - float sinTheta = sqrt(1.0 - cosTheta * cosTheta); - return vec3(cos(phi) * sinTheta, sin(phi) * sinTheta, cosTheta); -} - -// reverse mapping above to convert a hemisphere direction into phi/theta values -void getPhiAndThetaFromDirection(vec3 dir, out float phi, out float theta) -{ - float sin_theta; - float cos_theta; - cos_theta = dir.z; - theta = acos(cos_theta); - sin_theta = sin(theta); - phi = abs(sin_theta) > 0.0001 ? acos(dir.x / sin_theta) : 1.0; -} - -// reverse mapping above to convert a hemisphere direction into an SH texture sample pos -vec2 calcShUvFromDirection(vec3 dir) -{ - vec2 uv; - float phi; - float theta; - getPhiAndThetaFromDirection(dir, phi, theta); - uv.y = phi / 2.0 * 3.14159265; - uv.x = theta / 2.0 * 3.14159265; - return uv; -} - -void projectToL1(vec3 n, vec3 c, vec4 basis, out vec4 coeffs[3]) -{ - coeffs[0] = vec4(basis.x, n * basis.yzw * c.r); - coeffs[1] = vec4(basis.x, n * basis.yzw * c.g); - coeffs[2] = vec4(basis.x, n * basis.yzw * c.b); -} - -void main() -{ - float Y00 = sqrt(1.0 / 3.14159265) * 0.5; - float Y1x = sqrt(3.0 / 3.14159265) * 0.5; - float Y1y = Y1x; - float Y1z = Y1x; - - vec4 L1 = vec4(Y00, Y1x, Y1y, Y1z); - - vec3 view_direction = calcDirection(vary_frag); - vec3 sun_direction = normalize(sun_dir); - vec3 cam_pos = vec3(0, 0, 6360); - - vec3 transmittance; - vec3 radiance = GetSkyLuminance(cam_pos, view_direction, 0.0f, sun_direction, transmittance); - - vec3 color = vec3(1.0) - exp(-radiance * 0.0001); - - color = pow(color, vec3(1.0/2.2)); - - vec4 coeffs[3]; - coeffs[0] = vec4(0); - coeffs[1] = vec4(0); - coeffs[2] = vec4(0); - - projectToL1(view_direction, color.rgb, L1, coeffs); - - frag_data[0] = coeffs[0]; - frag_data[1] = coeffs[1]; - frag_data[2] = coeffs[2]; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/genSkyShV.glsl b/indra/newview/app_settings/shaders/class3/deferred/genSkyShV.glsl deleted file mode 100644 index b466883dc7..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/genSkyShV.glsl +++ /dev/null @@ -1,37 +0,0 @@ -/** - * @file genSkyShV.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 - * $/LicenseInfo$ - */ - -ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; - -VARYING vec2 vary_frag; - -void main() -{ - // pass through untransformed fullscreen pos - gl_Position = vec4(position.xyz, 1.0); - vary_frag = texcoord0; -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/indirect.glsl b/indra/newview/app_settings/shaders/class3/deferred/indirect.glsl deleted file mode 100644 index 33c5667cae..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/indirect.glsl +++ /dev/null @@ -1,44 +0,0 @@ -/** - * @file class3/deferred/indirect.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]*/ - -uniform sampler2D sh_input_r; -uniform sampler2D sh_input_g; -uniform sampler2D sh_input_b; - -vec3 GetIndirect(vec3 norm) -{ - vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); - vec4 l1r = texture2D(sh_input_r, vec2(0,0)); - vec4 l1g = texture2D(sh_input_g, vec2(0,0)); - vec4 l1b = texture2D(sh_input_b, vec2(0,0)); - vec3 indirect = vec3(dot(l1r, l1tap * vec4(1, norm.xyz)), - dot(l1g, l1tap * vec4(1, norm.xyz)), - dot(l1b, l1tap * vec4(1, norm.xyz))); - indirect = clamp(indirect, vec3(0), vec3(1.0)); - return indirect; -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl new file mode 100644 index 0000000000..acff03ec4b --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl @@ -0,0 +1,425 @@ +/** +* @file materialF.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 +* $/LicenseInfo$ +*/ + +/*[EXTRA_CODE_HERE]*/ + +//class1/deferred/materialF.glsl + +// This shader is used for both writing opaque/masked content to the gbuffer and writing blended content to the framebuffer during the alpha pass. + +#define DIFFUSE_ALPHA_MODE_NONE 0 +#define DIFFUSE_ALPHA_MODE_BLEND 1 +#define DIFFUSE_ALPHA_MODE_MASK 2 +#define DIFFUSE_ALPHA_MODE_EMISSIVE 3 + +uniform float emissive_brightness; // fullbright flag, 1.0 == fullbright, 0.0 otherwise +uniform int sun_up_factor; + +#ifdef WATER_FOG +vec4 applyWaterFogViewLinear(vec3 pos, vec4 color, vec3 sunlit); +#endif + +vec3 atmosFragLightingLinear(vec3 l, vec3 additive, vec3 atten); +vec3 scaleSoftClipFragLinear(vec3 l); +void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive); +void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist); + +vec3 srgb_to_linear(vec3 cs); +vec3 linear_to_srgb(vec3 cs); + +#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) + +out vec4 frag_color; + +#ifdef HAS_SUN_SHADOW +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); +#endif + +void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout vec3 legacyenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, float envIntensity, bool transparent, vec3 amblit_linear); +void applyGlossEnv(inout vec3 color, vec3 glossenv, vec4 spec, vec3 pos, vec3 norm); +void applyLegacyEnv(inout vec3 color, vec3 legacyenv, vec4 spec, vec3 pos, vec3 norm, float envIntensity); + +uniform samplerCube environmentMap; +uniform sampler2D lightFunc; + +// Inputs +uniform vec4 morphFactor; +uniform vec3 camPosLocal; +uniform mat3 env_mat; + +uniform vec3 sun_dir; +uniform vec3 moon_dir; +in vec2 vary_fragcoord; + +in vec3 vary_position; + +uniform mat4 proj_mat; +uniform mat4 inv_proj; +uniform vec2 screen_res; + +uniform vec4 light_position[8]; +uniform vec3 light_direction[8]; +uniform vec4 light_attenuation[8]; +uniform vec3 light_diffuse[8]; + +float getAmbientClamp(); +void waterClip(vec3 pos); + +vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 npos, vec3 diffuse, vec4 spec, vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight, inout float glare, float ambiance) +{ + // SL-14895 inverted attenuation work-around + // This routine is tweaked to match deferred lighting, but previously used an inverted la value. To reconstruct + // that previous value now that the inversion is corrected, we reverse the calculations in LLPipeline::setupHWLights() + // to recover the `adjusted_radius` value previously being sent as la. + float falloff_factor = (12.0 * fa) - 9.0; + float inverted_la = falloff_factor / la; + // Yes, it makes me want to cry as well. DJH + + vec3 col = vec3(0); + + //get light vector + vec3 lv = lp.xyz - v; + + //get distance + float dist = length(lv); + float da = 1.0; + + dist /= inverted_la; + + if (dist > 0.0 && inverted_la > 0.0) + { + //normalize light vector + lv = normalize(lv); + + //distance attenuation + float dist_atten = clamp(1.0 - (dist - 1.0*(1.0 - fa)) / fa, 0.0, 1.0); + dist_atten *= dist_atten; + dist_atten *= 2.0f; + + if (dist_atten <= 0.0) + { + return col; + } + + // spotlight coefficient. + float spot = max(dot(-ln, lv), is_pointlight); + da *= spot*spot; // GL_SPOT_EXPONENT=2 + + //angular attenuation + da *= dot(n, lv); + + float lit = 0.0f; + + float amb_da = ambiance; + if (da >= 0) + { + lit = max(da * dist_atten, 0.0); + col = lit * light_col * diffuse; + amb_da += (da*0.5 + 0.5) * ambiance; + } + amb_da += (da*da*0.5 + 0.5) * ambiance; + amb_da *= dist_atten; + amb_da = min(amb_da, 1.0f - lit); + + // SL-10969 need to see why these are blown out + //col.rgb += amb_da * light_col * diffuse; + + if (spec.a > 0.0) + { + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(lv + npos); + float nh = dot(n, h); + float nv = dot(n, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4 + 0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture(lightFunc, vec2(nh, spec.a)).r*gt / (nh*da); + vec3 speccol = lit*scol*light_col.rgb*spec.rgb; + speccol = clamp(speccol, vec3(0), vec3(1)); + col += speccol; + + float cur_glare = max(speccol.r, speccol.g); + cur_glare = max(cur_glare, speccol.b); + glare = max(glare, speccol.r); + glare += max(cur_glare, 0.0); + } + } + } + + return max(col, vec3(0.0, 0.0, 0.0)); +} + +#else +out vec4 frag_data[4]; +#endif + +uniform sampler2D diffuseMap; //always in sRGB space + +#ifdef HAS_NORMAL_MAP +uniform sampler2D bumpMap; +#endif + +#ifdef HAS_SPECULAR_MAP +uniform sampler2D specularMap; + +in vec2 vary_texcoord2; +#endif + +uniform float env_intensity; +uniform vec4 specular_color; // specular color RGB and specular exponent (glossiness) in alpha + +#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_MASK) +uniform float minimum_alpha; +#endif + +#ifdef HAS_NORMAL_MAP +in vec3 vary_normal; +in vec3 vary_tangent; +flat in float vary_sign; +in vec2 vary_texcoord1; +#else +in vec3 vary_normal; +#endif + +in vec4 vertex_color; +in vec2 vary_texcoord0; + +vec2 encode_normal(vec3 n); + +// get the transformed normal and apply glossiness component from normal map +vec3 getNormal(inout float glossiness) +{ +#ifdef HAS_NORMAL_MAP + vec4 vNt = texture(bumpMap, vary_texcoord1.xy); + glossiness *= vNt.a; + vNt.xyz = vNt.xyz * 2 - 1; + float sign = vary_sign; + vec3 vN = vary_normal; + vec3 vT = vary_tangent.xyz; + + vec3 vB = sign * cross(vN, vT); + vec3 tnorm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); + + return tnorm; +#else + return normalize(vary_normal); +#endif +} + +vec4 getSpecular() +{ +#ifdef HAS_SPECULAR_MAP + vec4 spec = texture(specularMap, vary_texcoord2.xy); + spec.rgb *= specular_color.rgb; +#else + vec4 spec = vec4(specular_color.rgb, 1.0); +#endif + return spec; +} + +void alphaMask(float alpha) +{ +#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_MASK) + // Comparing floats cast from 8-bit values, produces acne right at the 8-bit transition points + float bias = 0.001953125; // 1/512, or half an 8-bit quantization + if (alpha < minimum_alpha-bias) + { + discard; + } +#endif +} + +void waterClip() +{ +#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) + waterClip(vary_position.xyz); +#endif +} + +float getEmissive(vec4 diffcol) +{ +#if (DIFFUSE_ALPHA_MODE != DIFFUSE_ALPHA_MODE_EMISSIVE) + return emissive_brightness; +#else + return max(diffcol.a, emissive_brightness); +#endif +} + +float getShadow(vec3 pos, vec3 norm) +{ +#ifdef HAS_SUN_SHADOW + #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) + return sampleDirectionalShadow(pos, norm, vary_texcoord0.xy); + #else + return 1; + #endif +#else + return 1; +#endif +} + +void main() +{ + waterClip(); + + // diffcol == diffuse map combined with vertex color + vec4 diffcol = texture(diffuseMap, vary_texcoord0.xy); + diffcol.rgb *= vertex_color.rgb; + + alphaMask(diffcol.a); + + // spec == specular map combined with specular color + vec4 spec = getSpecular(); + float env = env_intensity * spec.a; + float glossiness = specular_color.a; + vec3 norm = getNormal(glossiness); + + vec2 abnormal = encode_normal(norm.xyz); + + float emissive = getEmissive(diffcol); + +#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) + //forward rendering, output lit linear color + diffcol.rgb = srgb_to_linear(diffcol.rgb); + spec.rgb = srgb_to_linear(spec.rgb); + spec.a = glossiness; // pack glossiness into spec alpha for lighting functions + + vec3 pos = vary_position; + + float shadow = getShadow(pos, norm); + + vec4 diffuse = diffcol; + + vec3 color = vec3(0,0,0); + + vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir; + + float bloom = 0.0; + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + calcAtmosphericVarsLinear(pos.xyz, norm.xyz, light_dir, sunlit, amblit, additive, atten); + + vec3 sunlit_linear = srgb_to_linear(sunlit); + vec3 amblit_linear = amblit; + + vec3 ambenv; + vec3 glossenv; + vec3 legacyenv; + sampleReflectionProbesLegacy(ambenv, glossenv, legacyenv, pos.xy*0.5+0.5, pos.xyz, norm.xyz, glossiness, env, true, amblit_linear); + + color = ambenv; + + float da = clamp(dot(norm.xyz, light_dir.xyz), 0.0, 1.0); + vec3 sun_contrib = min(da, shadow) * sunlit_linear; + color.rgb += sun_contrib; + color *= diffcol.rgb; + + vec3 refnormpersp = reflect(pos.xyz, norm.xyz); + + float glare = 0.0; + + if (glossiness > 0.0) + { + vec3 lv = light_dir.xyz; + vec3 h, l, v = -normalize(pos.xyz); + float nh, nl, nv, vh, lightDist; + vec3 n = norm.xyz; + calcHalfVectors(lv, n, v, h, l, nh, nl, nv, vh, lightDist); + + if (nl > 0.0 && nh > 0.0) + { + float lit = min(nl*6.0, 1.0); + + float sa = nh; + float fres = pow(1 - vh, 5) * 0.4+0.5; + float gtdenom = 2 * nh; + float gt = max(0,(min(gtdenom * nv / vh, gtdenom * nl / vh))); + + float scol = shadow*fres*texture(lightFunc, vec2(nh, glossiness)).r*gt/(nh*nl); + color.rgb += lit*scol*sunlit_linear.rgb*spec.rgb; + } + + // add radiance map + applyGlossEnv(color, glossenv, spec, pos.xyz, norm.xyz); + } + + color = mix(color.rgb, diffcol.rgb, emissive); + + if (env > 0.0) + { // add environmentmap + applyLegacyEnv(color, legacyenv, spec, pos.xyz, norm.xyz, env); + + float cur_glare = max(max(legacyenv.r, legacyenv.g), legacyenv.b); + cur_glare = clamp(cur_glare, 0, 1); + cur_glare *= env; + glare += cur_glare; + } + + color.rgb = atmosFragLightingLinear(color.rgb, additive, atten); + +#ifdef WATER_FOG + vec4 temp = applyWaterFogViewLinear(pos, vec4(color, 0.0), sunlit_linear); + color = temp.rgb; +#endif + + vec3 npos = normalize(-pos.xyz); + vec3 light = vec3(0, 0, 0); + +#define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, npos, diffuse.rgb, spec, pos.xyz, norm.xyz, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z, glare, light_attenuation[i].w ); + + LIGHT_LOOP(1) + LIGHT_LOOP(2) + LIGHT_LOOP(3) + LIGHT_LOOP(4) + LIGHT_LOOP(5) + LIGHT_LOOP(6) + LIGHT_LOOP(7) + + color += light; + + glare *= 1.0-emissive; + glare = min(glare, 1.0); + float al = max(diffcol.a, glare) * vertex_color.a; + + frag_color = max(vec4(color, al), vec4(0)); + +#else // mode is not DIFFUSE_ALPHA_MODE_BLEND, encode to gbuffer + // deferred path // See: C++: addDeferredAttachment(), shader: softenLightF.glsl + frag_data[0] = vec4(diffcol.rgb, emissive); // gbuffer is sRGB for legacy materials + frag_data[1] = vec4(spec.rgb, glossiness); // XYZ = Specular color. W = Specular exponent. + frag_data[2] = vec4(encode_normal(norm), env, GBUFFER_FLAG_HAS_ATMOS);; // XY = Normal. Z = Env. intensity. W = 1 skip atmos (mask off fog) + frag_data[3] = vec4(0); +#endif +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl new file mode 100644 index 0000000000..ec8168465e --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl @@ -0,0 +1,181 @@ +/** + * @file class3\deferred\multiPointLightF.glsl + * + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2022, 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]*/ + +out vec4 frag_color; + +uniform sampler2D depthMap; +uniform sampler2D diffuseRect; +uniform sampler2D specularRect; +uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl +uniform sampler2D lightFunc; + +uniform vec3 env_mat[3]; +uniform float sun_wash; +uniform int light_count; +uniform vec4 light[LIGHT_COUNT]; // .w = size; see C++ fullscreen_lights.push_back() +uniform vec4 light_col[LIGHT_COUNT]; // .a = falloff + +uniform vec2 screen_res; +uniform float far_z; +uniform mat4 inv_proj; + +in vec4 vary_fragcoord; + +void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist); +float calcLegacyDistanceAttenuation(float distance, float falloff); +vec4 getPosition(vec2 pos_screen); +vec4 getNormalEnvIntensityFlags(vec2 screenpos, out vec3 n, out float envIntensity); +vec2 getScreenXY(vec4 clip); +vec2 getScreenCoord(vec4 clip); +vec3 srgb_to_linear(vec3 c); + +// Util +vec3 hue_to_rgb(float hue); + +vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 v, // surface point to camera + vec3 l); //surface point to light + + +void main() +{ + vec3 final_color = vec3(0, 0, 0); + vec2 tc = getScreenCoord(vary_fragcoord); + vec3 pos = getPosition(tc).xyz; + if (pos.z < far_z) + { + discard; + } + + float envIntensity; // not used for this shader + vec3 n; + vec4 norm = getNormalEnvIntensityFlags(tc, n, envIntensity); // need `norm.w` for GET_GBUFFER_FLAG() + + vec4 spec = texture(specularRect, tc); + vec3 diffuse = texture(diffuseRect, tc).rgb; + + vec3 h, l, v = -normalize(pos); + float nh, nv, vh, lightDist; + + if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR)) + { + vec3 colorEmissive = texture(emissiveRect, tc).rgb; + vec3 orm = spec.rgb; + float perceptualRoughness = orm.g; + float metallic = orm.b; + vec3 f0 = vec3(0.04); + vec3 baseColor = diffuse.rgb; + + vec3 diffuseColor = baseColor.rgb*(vec3(1.0)-f0); + diffuseColor *= 1.0 - metallic; + + vec3 specularColor = mix(f0, baseColor.rgb, metallic); + + for (int light_idx = 0; light_idx < LIGHT_COUNT; ++light_idx) + { + vec3 lightColor = light_col[ light_idx ].rgb; // Already in linear, see pipeline.cpp: volume->getLightLinearColor(); + float falloff = light_col[ light_idx ].a; + float lightSize = light[ light_idx ].w; + vec3 lv = light[ light_idx ].xyz - pos; + + lightDist = length(lv); + + float dist = lightDist / lightSize; + if (dist <= 1.0) + { + lv /= lightDist; + + float dist_atten = calcLegacyDistanceAttenuation(dist, falloff); + + vec3 intensity = dist_atten * lightColor * 3.25; + + final_color += intensity*pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, lv); + } + } + } + else + { + diffuse = srgb_to_linear(diffuse); + spec.rgb = srgb_to_linear(spec.rgb); + + // As of OSX 10.6.7 ATI Apple's crash when using a variable size loop + for (int i = 0; i < LIGHT_COUNT; ++i) + { + vec3 lv = light[i].xyz - pos; + float dist = length(lv); + dist /= light[i].w; + if (dist <= 1.0) + { + float nl = dot(n, lv); + if (nl > 0.0) + { + float lightDist; + calcHalfVectors(lv, n, v, h, l, nh, nl, nv, vh, lightDist); + + float fa = light_col[i].a; + float dist_atten = calcLegacyDistanceAttenuation(dist, fa); + + float lit = nl * dist_atten; + + vec3 col = light_col[i].rgb * lit * diffuse; + + if (spec.a > 0.0) + { + lit = min(nl * 6.0, 1.0) * dist_atten; + float fres = pow(1 - vh, 5) * 0.4 + 0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * nl / vh)); + + if (nh > 0.0) + { + float scol = fres * texture(lightFunc, vec2(nh, spec.a)).r * gt / (nh * nl); + col += lit * scol * light_col[i].rgb * spec.rgb; + } + } + + final_color += col; + } + } + } + } + + frag_color.rgb = max(final_color, vec3(0)); + frag_color.a = 0.0; + +#ifdef IS_AMD_CARD + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage + // away which leads to unfun crashes and artifacts. + vec4 dummy1 = light[0]; + vec4 dummy2 = light_col[0]; + vec4 dummy3 = light[LIGHT_COUNT - 1]; + vec4 dummy4 = light_col[LIGHT_COUNT - 1]; +#endif +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shVisV.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightV.glsl index 8f32dfde79..c2b9ed3d96 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/shVisV.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightV.glsl @@ -1,9 +1,9 @@ /** - * @file class3/deferred/shVisV.glsl + * @file class3\deferred\multiPointLightV.glsl * - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ * Second Life Viewer Source Code - * Copyright (C) 2007, Linden Research, Inc. + * Copyright (C) 2022, 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 @@ -22,12 +22,16 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ -ATTRIBUTE vec3 position; -VARYING vec4 vary_pos; + +in vec3 position; + +out vec4 vary_fragcoord; void main() { - // Output - vary_pos = vec4(position, 1); - gl_Position = vary_pos; + //transform vertex + vec4 pos = vec4(position.xyz, 1.0); + vary_fragcoord = pos; + + gl_Position = pos; } diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl deleted file mode 100644 index 9d62b9d180..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl +++ /dev/null @@ -1,291 +0,0 @@ -/** - * @file multiSpotLightF.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 - * $/LicenseInfo$ - */ - -#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 - -uniform sampler2DRect diffuseRect; -uniform sampler2DRect specularRect; -uniform sampler2DRect depthMap; -uniform sampler2DRect normalMap; -uniform samplerCube environmentMap; -uniform sampler2DRect lightMap; -uniform sampler2D noiseMap; -uniform sampler2D projectionMap; -uniform sampler2D lightFunc; - -uniform mat4 proj_mat; //screen space to light space -uniform float proj_near; //near clip for projection -uniform vec3 proj_p; //plane projection is emitting from (in screen space) -uniform vec3 proj_n; -uniform float proj_focus; //distance from plane to begin blurring -uniform float proj_lod; //(number of mips in proj map) -uniform float proj_range; //range between near clip and far clip plane of projection -uniform float proj_ambient_lod; -uniform float proj_ambiance; -uniform float near_clip; -uniform float far_clip; - -uniform vec3 proj_origin; //origin of projection to be used for angular attenuation -uniform float sun_wash; -uniform int proj_shadow_idx; -uniform float shadow_fade; - -uniform vec3 center; -uniform float size; -uniform vec3 color; -uniform float falloff; - -VARYING vec4 vary_fragcoord; -uniform vec2 screen_res; - -uniform mat4 inv_proj; - -vec3 getNorm(vec2 pos_screen); - -vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) -{ - vec4 ret = texture2DLod(projectionMap, tc, lod); - - vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); - - float det = min(lod/(proj_lod*0.5), 1.0); - - float d = min(dist.x, dist.y); - - d *= min(1, d * (proj_lod - lod)); - - float edge = 0.25*det; - - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; -} - -vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) -{ - vec4 ret = texture2DLod(projectionMap, tc, lod); - - vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); - - float det = min(lod/(proj_lod*0.5), 1.0); - - float d = min(dist.x, dist.y); - - float edge = 0.25*det; - - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; -} - -vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) -{ - vec4 ret = texture2DLod(projectionMap, tc, lod); - - vec2 dist = tc-vec2(0.5); - - float d = dot(dist,dist); - - ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0); - - return ret; -} - - -vec4 getPosition(vec2 pos_screen); - -void main() -{ - vec4 frag = vary_fragcoord; - frag.xyz /= frag.w; - frag.xyz = frag.xyz*0.5+0.5; - frag.xy *= screen_res; - - vec3 pos = getPosition(frag.xy).xyz; - vec3 lv = center.xyz-pos.xyz; - float dist = length(lv); - dist /= size; - if (dist > 1.0) - { - discard; - } - - float shadow = 1.0; - - if (proj_shadow_idx >= 0) - { - vec4 shd = texture2DRect(lightMap, frag.xy); - shadow = (proj_shadow_idx == 0) ? shd.b : shd.a; - shadow += shadow_fade; - shadow = clamp(shadow, 0.0, 1.0); - } - - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - - float envIntensity = norm.z; - - norm = getNorm(frag.xy); - - norm = normalize(norm); - float l_dist = -dot(lv, proj_n); - - vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); - if (proj_tc.z < 0.0) - { - discard; - } - - proj_tc.xyz /= proj_tc.w; - - float fa = (falloff*0.5)+1.0; - float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; - if (dist_atten <= 0.0) - { - discard; - } - - lv = proj_origin-pos.xyz; - lv = normalize(lv); - float da = dot(norm, lv); - - vec3 col = vec3(0,0,0); - - vec3 diff_tex = srgb_to_linear(texture2DRect(diffuseRect, frag.xy).rgb); - - vec4 spec = texture2DRect(specularRect, frag.xy); - - vec3 dlit = vec3(0, 0, 0); - - float noise = texture2D(noiseMap, frag.xy/128.0).b; - if (proj_tc.z > 0.0 && - proj_tc.x < 1.0 && - proj_tc.y < 1.0 && - proj_tc.x > 0.0 && - proj_tc.y > 0.0) - { - float amb_da = proj_ambiance; - float lit = 0.0; - - if (da > 0.0) - { - lit = da * dist_atten * noise; - - float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); - float lod = diff * proj_lod; - - vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); - - dlit = color.rgb * plcol.rgb * plcol.a; - - col = dlit*lit*diff_tex*shadow; - amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance; - } - - //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); - vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); - - amb_da += (da*da*0.5+0.5)*(1.0-shadow)*proj_ambiance; - - amb_da *= dist_atten * noise; - - amb_da = min(amb_da, 1.0-lit); - - col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; - } - - - if (spec.a > 0.0) - { - vec3 npos = -normalize(pos); - dlit *= min(da*6.0, 1.0) * dist_atten; - - //vec3 ref = dot(pos+lv, norm); - vec3 h = normalize(lv+npos); - float nh = dot(norm, h); - float nv = dot(norm, npos); - float vh = dot(npos, h); - float sa = nh; - float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; - - float gtdenom = 2 * nh; - float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); - - if (nh > 0.0) - { - float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - col += dlit*scol*spec.rgb*shadow; - //col += spec.rgb; - } - } - - if (envIntensity > 0.0) - { - vec3 ref = reflect(normalize(pos), norm); - - //project from point pos in direction ref to plane proj_p, proj_n - vec3 pdelta = proj_p-pos; - float ds = dot(ref, proj_n); - - if (ds < 0.0) - { - vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; - - vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); - - if (stc.z > 0.0) - { - stc /= stc.w; - - if (stc.x < 1.0 && - stc.y < 1.0 && - stc.x > 0.0 && - stc.y > 0.0) - { - col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; - } - } - } - } - - //not sure why, but this line prevents MATBUG-194 - col = max(col, vec3(0.0)); - - col = scaleDownLight(col); - - //output linear space color as gamma correction happens down stream - frag_color.rgb = col; - frag_color.a = 0.0; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl new file mode 100644 index 0000000000..31af1208bd --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl @@ -0,0 +1,149 @@ +/** + * @file class3\deferred\pointLightF.glsl + * + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2022, 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]*/ + +out vec4 frag_color; + +uniform sampler2D diffuseRect; +uniform sampler2D specularRect; +uniform sampler2D normalMap; +uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl +uniform sampler2D lightFunc; +uniform sampler2D depthMap; + +uniform vec3 env_mat[3]; +uniform float sun_wash; + +// light params +uniform vec3 color; +uniform float falloff; +uniform float size; + +in vec4 vary_fragcoord; +in vec3 trans_center; + +uniform vec2 screen_res; + +uniform mat4 inv_proj; +uniform vec4 viewport; + +void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist); +float calcLegacyDistanceAttenuation(float distance, float falloff); +vec4 getNormalEnvIntensityFlags(vec2 screenpos, out vec3 n, out float envIntensity); +vec4 getPosition(vec2 pos_screen); +vec2 getScreenXY(vec4 clip); +vec2 getScreenCoord(vec4 clip); +vec3 srgb_to_linear(vec3 c); +float getDepth(vec2 tc); + +vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 v, // surface point to camera + vec3 l); //surface point to light + +void main() +{ + vec3 final_color = vec3(0); + vec2 tc = getScreenCoord(vary_fragcoord); + vec3 pos = getPosition(tc).xyz; + + float envIntensity; + vec3 n; + vec4 norm = getNormalEnvIntensityFlags(tc, n, envIntensity); // need `norm.w` for GET_GBUFFER_FLAG() + + vec3 diffuse = texture(diffuseRect, tc).rgb; + vec4 spec = texture(specularRect, tc); + + // Common half vectors calcs + vec3 lv = trans_center.xyz-pos; + vec3 h, l, v = -normalize(pos); + float nh, nl, nv, vh, lightDist; + calcHalfVectors(lv, n, v, h, l, nh, nl, nv, vh, lightDist); + + if (lightDist >= size) + { + discard; + } + float dist = lightDist / size; + float dist_atten = calcLegacyDistanceAttenuation(dist, falloff); + + if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR)) + { + vec3 colorEmissive = texture(emissiveRect, tc).rgb; + vec3 orm = spec.rgb; + float perceptualRoughness = orm.g; + float metallic = orm.b; + vec3 f0 = vec3(0.04); + vec3 baseColor = diffuse.rgb; + + vec3 diffuseColor = baseColor.rgb*(vec3(1.0)-f0); + diffuseColor *= 1.0 - metallic; + + vec3 specularColor = mix(f0, baseColor.rgb, metallic); + + vec3 intensity = dist_atten * color * 3.25; // Legacy attenuation, magic number to balance with legacy materials + final_color += intensity*pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, normalize(lv)); + } + else + { + if (nl < 0.0) + { + discard; + } + diffuse = srgb_to_linear(diffuse); + spec.rgb = srgb_to_linear(spec.rgb); + + float lit = nl * dist_atten; + + final_color = color.rgb*lit*diffuse; + + if (spec.a > 0.0) + { + lit = min(nl*6.0, 1.0) * dist_atten; + + float sa = nh; + float fres = pow(1 - vh, 5) * 0.4+0.5; + float gtdenom = 2 * nh; + float gt = max(0,(min(gtdenom * nv / vh, gtdenom * nl / vh))); + + if (nh > 0.0) + { + float scol = fres*texture(lightFunc, vec2(nh, spec.a)).r*gt/(nh*nl); + final_color += lit*scol*color.rgb*spec.rgb; + } + } + + if (dot(final_color, final_color) <= 0.0) + { + discard; + } + } + + frag_color.rgb = max(final_color, vec3(0)); + frag_color.a = 0.0; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowCubeV.glsl b/indra/newview/app_settings/shaders/class3/deferred/pointLightV.glsl index db8c75fb8a..8d23f1b427 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowCubeV.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/pointLightV.glsl @@ -1,9 +1,9 @@ /** - * @file class3/deferred/shadowCubeV.glsl + * @file class3\deferred\pointLightV.glsl * - * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ * Second Life Viewer Source Code - * Copyright (C) 2007, Linden Research, Inc. + * Copyright (C) 2022, 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 @@ -24,27 +24,22 @@ */ uniform mat4 modelview_projection_matrix; +uniform mat4 modelview_matrix; -ATTRIBUTE vec3 position; +in vec3 position; -#if !defined(DEPTH_CLAMP) -VARYING vec4 post_pos; -#endif +uniform vec3 center; +uniform float size; -uniform vec3 box_center; -uniform vec3 box_size; +out vec4 vary_fragcoord; +out vec3 trans_center; void main() { //transform vertex - vec3 p = position*box_size+box_center; - vec4 pos = modelview_projection_matrix*vec4(p.xyz, 1.0); - -#if !defined(DEPTH_CLAMP) - post_pos = pos; - - gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); -#else + vec3 p = position*size+center; + vec4 pos = modelview_projection_matrix * vec4(p.xyz, 1.0); + vary_fragcoord = pos; + trans_center = (modelview_matrix*vec4(center.xyz, 1.0)).xyz; gl_Position = pos; -#endif } diff --git a/indra/newview/app_settings/shaders/class3/deferred/pointShadowBlurF.glsl b/indra/newview/app_settings/shaders/class3/deferred/pointShadowBlurF.glsl deleted file mode 100644 index ca9ce3a2e1..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/pointShadowBlurF.glsl +++ /dev/null @@ -1,37 +0,0 @@ -/** - * @file pointShadowBlur.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 - * $/LicenseInfo$ - */ - -uniform samplerCube cube_map; - -in vec3 to_vec; - -out vec4 fragColor; - -void main() -{ - vec4 vcol = texture(cube_map, to_vec); - fragColor = vec4(vcol.rgb, 1.0); -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl new file mode 100644 index 0000000000..906e66ecc8 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl @@ -0,0 +1,853 @@ +/** + * @file class3/deferred/reflectionProbeF.glsl + * + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2022, 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 + * $/LicenseInfo$ + */ + +#define FLT_MAX 3.402823466e+38 + +#if defined(SSR) +float tapScreenSpaceReflection(int totalSamples, vec2 tc, vec3 viewPos, vec3 n, inout vec4 collectedColor, sampler2D source, float glossiness); +#endif + +uniform samplerCubeArray reflectionProbes; +uniform samplerCubeArray irradianceProbes; +uniform sampler2D sceneMap; +uniform int cube_snapshot; +uniform float max_probe_lod; + +uniform bool transparent_surface; + +#define MAX_REFMAP_COUNT 256 // must match LL_MAX_REFLECTION_PROBE_COUNT + +layout (std140) uniform ReflectionProbes +{ + // list of OBBs for user override probes + // box is a set of 3 planes outward facing planes and the depth of the box along that plane + // for each box refBox[i]... + /// box[0..2] - plane 0 .. 2 in [A,B,C,D] notation + // box[3][0..2] - plane thickness + mat4 refBox[MAX_REFMAP_COUNT]; + // list of bounding spheres for reflection probes sorted by distance to camera (closest first) + vec4 refSphere[MAX_REFMAP_COUNT]; + // extra parameters + // x - irradiance scale + // y - radiance scale + // z - fade in + // w - znear + vec4 refParams[MAX_REFMAP_COUNT]; + // index of cube map in reflectionProbes for a corresponding reflection probe + // e.g. cube map channel of refSphere[2] is stored in refIndex[2] + // refIndex.x - cubemap channel in reflectionProbes + // refIndex.y - index in refNeighbor of neighbor list (index is ivec4 index, not int index) + // refIndex.z - number of neighbors + // refIndex.w - priority, if negative, this probe has a box influence + ivec4 refIndex[MAX_REFMAP_COUNT]; + + // neighbor list data (refSphere indices, not cubemap array layer) + ivec4 refNeighbor[1024]; + + ivec4 refBucket[256]; + + // number of reflection probes present in refSphere + int refmapCount; +}; + +// Inputs +uniform mat3 env_mat; + +// list of probeIndexes shader will actually use after "getRefIndex" is called +// (stores refIndex/refSphere indices, NOT rerflectionProbes layer) +int probeIndex[REF_SAMPLE_COUNT]; + +// number of probes stored in probeIndex +int probeInfluences = 0; + +bool isAbove(vec3 pos, vec4 plane) +{ + return (dot(plane.xyz, pos) + plane.w) > 0; +} + +bool sample_automatic = true; + +// return true if probe at index i influences position pos +bool shouldSampleProbe(int i, vec3 pos) +{ + if (refIndex[i].w < 0) + { + vec4 v = refBox[i] * vec4(pos, 1.0); + if (abs(v.x) > 1 || + abs(v.y) > 1 || + abs(v.z) > 1) + { + return false; + } + + // never allow automatic probes to encroach on box probes + sample_automatic = false; + } + else + { + if (refIndex[i].w == 0 && !sample_automatic) + { + return false; + } + + vec3 delta = pos.xyz - refSphere[i].xyz; + float d = dot(delta, delta); + float r2 = refSphere[i].w; + r2 *= r2; + + if (d > r2) + { // outside bounding sphere + return false; + } + } + + return true; +} + +int getStartIndex(vec3 pos) +{ +#if 1 + int idx = clamp(int(floor(-pos.z)), 0, 255); + return clamp(refBucket[idx].x, 1, refmapCount+1); +#else + return 1; +#endif +} + +// call before sampleRef +// populate "probeIndex" with N probe indices that influence pos where N is REF_SAMPLE_COUNT +void preProbeSample(vec3 pos) +{ +#if REFMAP_LEVEL > 0 + + int start = getStartIndex(pos); + + // TODO: make some sort of structure that reduces the number of distance checks + for (int i = start; i < refmapCount; ++i) + { + // found an influencing probe + if (shouldSampleProbe(i, pos)) + { + probeIndex[probeInfluences] = i; + ++probeInfluences; + + int neighborIdx = refIndex[i].y; + if (neighborIdx != -1) + { + int neighborCount = refIndex[i].z; + + int count = 0; + while (count < neighborCount) + { + // check up to REF_SAMPLE_COUNT-1 neighbors (neighborIdx is ivec4 index) + + // sample refNeighbor[neighborIdx].x + int idx = refNeighbor[neighborIdx].x; + if (shouldSampleProbe(idx, pos)) + { + probeIndex[probeInfluences++] = idx; + if (probeInfluences == REF_SAMPLE_COUNT) + { + break; + } + } + count++; + if (count == neighborCount) + { + break; + } + + // sample refNeighbor[neighborIdx].y + idx = refNeighbor[neighborIdx].y; + if (shouldSampleProbe(idx, pos)) + { + probeIndex[probeInfluences++] = idx; + if (probeInfluences == REF_SAMPLE_COUNT) + { + break; + } + } + count++; + if (count == neighborCount) + { + break; + } + + // sample refNeighbor[neighborIdx].z + idx = refNeighbor[neighborIdx].z; + if (shouldSampleProbe(idx, pos)) + { + probeIndex[probeInfluences++] = idx; + if (probeInfluences == REF_SAMPLE_COUNT) + { + break; + } + } + count++; + if (count == neighborCount) + { + break; + } + + // sample refNeighbor[neighborIdx].w + idx = refNeighbor[neighborIdx].w; + if (shouldSampleProbe(idx, pos)) + { + probeIndex[probeInfluences++] = idx; + if (probeInfluences == REF_SAMPLE_COUNT) + { + break; + } + } + count++; + + ++neighborIdx; + } + + break; + } + } + } + + if (sample_automatic) + { // probe at index 0 is a special probe for smoothing out automatic probes + probeIndex[probeInfluences++] = 0; + } +#else + probeIndex[probeInfluences++] = 0; +#endif +} + +// from https://www.scratchapixel.com/lessons/3d-basic-rendering/minimal-ray-tracer-rendering-simple-shapes/ray-sphere-intersection + +// original reference implementation: +/* +bool intersect(const Ray &ray) const +{ + float t0, t1; // solutions for t if the ray intersects +#if 0 + // geometric solution + Vec3f L = center - orig; + float tca = L.dotProduct(dir); + // if (tca < 0) return false; + float d2 = L.dotProduct(L) - tca * tca; + if (d2 > radius2) return false; + float thc = sqrt(radius2 - d2); + t0 = tca - thc; + t1 = tca + thc; +#else + // analytic solution + Vec3f L = orig - center; + float a = dir.dotProduct(dir); + float b = 2 * dir.dotProduct(L); + float c = L.dotProduct(L) - radius2; + if (!solveQuadratic(a, b, c, t0, t1)) return false; +#endif + if (t0 > t1) std::swap(t0, t1); + + if (t0 < 0) { + t0 = t1; // if t0 is negative, let's use t1 instead + if (t0 < 0) return false; // both t0 and t1 are negative + } + + t = t0; + + return true; +} */ + +// adapted -- assume that origin is inside sphere, return intersection of ray with edge of sphere +vec3 sphereIntersect(vec3 origin, vec3 dir, vec3 center, float radius2) +{ + float t0, t1; // solutions for t if the ray intersects + + vec3 L = center - origin; + float tca = dot(L,dir); + + float d2 = dot(L,L) - tca * tca; + + float thc = sqrt(radius2 - d2); + t0 = tca - thc; + t1 = tca + thc; + + vec3 v = origin + dir * t1; + return v; +} + +void swap(inout float a, inout float b) +{ + float t = a; + a = b; + b = a; +} + +// debug implementation, make no assumptions about origin +void sphereIntersectDebug(vec3 origin, vec3 dir, vec3 center, float radius2, float depth, inout vec4 col) +{ + float t[2]; // solutions for t if the ray intersects + + // geometric solution + vec3 L = center - origin; + float tca = dot(L, dir); + // if (tca < 0) return false; + float d2 = dot(L, L) - tca * tca; + if (d2 > radius2) return; + float thc = sqrt(radius2 - d2); + t[0] = tca - thc; + t[1] = tca + thc; + + for (int i = 0; i < 2; ++i) + { + if (t[i] > 0) + { + if (t[i] > depth) + { + float w = 0.125/((t[i]-depth)*0.125 + 1.0); + col += vec4(0, 0, w, w)*(1.0-min(col.a, 1.0)); + } + else + { + float w = 0.25; + col += vec4(w,w,0,w)*(1.0-min(col.a, 1.0)); + } + } + } + +} + +// from https://seblagarde.wordpress.com/2012/09/29/image-based-lighting-approaches-and-parallax-corrected-cubemap/ +/* +vec3 DirectionWS = normalize(PositionWS - CameraWS); +vec3 ReflDirectionWS = reflect(DirectionWS, NormalWS); + +// Intersection with OBB convertto unit box space +// Transform in local unit parallax cube space (scaled and rotated) +vec3 RayLS = MulMatrix( float(3x3)WorldToLocal, ReflDirectionWS); +vec3 PositionLS = MulMatrix( WorldToLocal, PositionWS); + +vec3 Unitary = vec3(1.0f, 1.0f, 1.0f); +vec3 FirstPlaneIntersect = (Unitary - PositionLS) / RayLS; +vec3 SecondPlaneIntersect = (-Unitary - PositionLS) / RayLS; +vec3 FurthestPlane = max(FirstPlaneIntersect, SecondPlaneIntersect); +float Distance = min(FurthestPlane.x, min(FurthestPlane.y, FurthestPlane.z)); + +// Use Distance in WS directly to recover intersection +vec3 IntersectPositionWS = PositionWS + ReflDirectionWS * Distance; +vec3 ReflDirectionWS = IntersectPositionWS - CubemapPositionWS; + +return texCUBE(envMap, ReflDirectionWS); +*/ + +// get point of intersection with given probe's box influence volume +// origin - ray origin in clip space +// dir - ray direction in clip space +// i - probe index in refBox/refSphere +// d - distance to nearest wall in clip space +// scale - scale of box, default 1.0 +vec3 boxIntersect(vec3 origin, vec3 dir, int i, out float d, float scale) +{ + // Intersection with OBB convert to unit box space + // Transform in local unit parallax cube space (scaled and rotated) + mat4 clipToLocal = refBox[i]; + + vec3 RayLS = mat3(clipToLocal) * dir; + vec3 PositionLS = (clipToLocal * vec4(origin, 1.0)).xyz; + + d = 1.0-max(max(abs(PositionLS.x), abs(PositionLS.y)), abs(PositionLS.z)); + + vec3 Unitary = vec3(scale); + vec3 FirstPlaneIntersect = (Unitary - PositionLS) / RayLS; + vec3 SecondPlaneIntersect = (-Unitary - PositionLS) / RayLS; + vec3 FurthestPlane = max(FirstPlaneIntersect, SecondPlaneIntersect); + float Distance = min(FurthestPlane.x, min(FurthestPlane.y, FurthestPlane.z)); + + // Use Distance in CS directly to recover intersection + vec3 IntersectPositionCS = origin + dir * Distance; + + return IntersectPositionCS; +} + +vec3 boxIntersect(vec3 origin, vec3 dir, int i, out float d) +{ + return boxIntersect(origin, dir, i, d, 1.0); +} + +void debugBoxCol(vec3 ro, vec3 rd, float t, vec3 p, inout vec4 col) +{ + vec3 v = ro + rd * t; + + v -= ro; + vec3 pos = p - ro; + + + bool behind = dot(v,v) > dot(pos,pos); + + float w = 0.25; + + if (behind) + { + w *= 0.5; + w /= (length(v)-length(pos))*0.5+1.0; + col += vec4(0,0,w,w)*(1.0-min(col.a, 1.0)); + } + else + { + col += vec4(w,w,0,w)*(1.0-min(col.a, 1.0)); + } +} + +// cribbed from https://iquilezles.org/articles/intersectors/ +// axis aligned box centered at the origin, with size boxSize +void boxIntersectionDebug( in vec3 ro, in vec3 p, vec3 boxSize, inout vec4 col) +{ + vec3 rd = normalize(p-ro); + + vec3 m = 1.0/rd; // can precompute if traversing a set of aligned boxes + vec3 n = m*ro; // can precompute if traversing a set of aligned boxes + vec3 k = abs(m)*boxSize; + vec3 t1 = -n - k; + vec3 t2 = -n + k; + float tN = max( max( t1.x, t1.y ), t1.z ); + float tF = min( min( t2.x, t2.y ), t2.z ); + if( tN>tF || tF<0.0) return ; // no intersection + + float t = tN < 0 ? tF : tN; + + debugBoxCol(ro, rd, t, p, col); + + if (tN > 0) // eye is outside box, check backside, too + { + debugBoxCol(ro, rd, tF, p, col); + } +} + + +void boxIntersectDebug(vec3 origin, vec3 pos, int i, inout vec4 col) +{ + mat4 clipToLocal = refBox[i]; + + // transform into unit cube space + origin = (clipToLocal * vec4(origin, 1.0)).xyz; + pos = (clipToLocal * vec4(pos, 1.0)).xyz; + + boxIntersectionDebug(origin, pos, vec3(1), col); +} + + +// get the weight of a sphere probe +// pos - position to be weighted +// dir - normal to be weighted +// origin - center of sphere probe +// r - radius of probe influence volume +// i - index of probe in refSphere +// dw - distance weight +float sphereWeight(vec3 pos, vec3 dir, vec3 origin, float r, int i, out float dw) +{ + float r1 = r * 0.5; // 50% of radius (outer sphere to start interpolating down) + vec3 delta = pos.xyz - origin; + float d2 = max(length(delta), 0.001); + + float atten = 1.0 - max(d2 - r1, 0.0) / max((r - r1), 0.001); + float w = 1.0 / d2; + + w *= refParams[i].z; + + dw = w * atten * max(r, 1.0)*4; + + w *= atten; + + return w; +} + +// Tap a reflection probe +// pos - position of pixel +// dir - pixel normal +// w - weight of sample (distance and angular attenuation) +// dw - weight of sample (distance only) +// lod - which mip to sample (lower is higher res, sharper reflections) +// c - center of probe +// r2 - radius of probe squared +// i - index of probe +vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c, int i) +{ + // parallax adjustment + vec3 v; + + if (refIndex[i].w < 0) + { // box probe + float d = 0; + v = boxIntersect(pos, dir, i, d); + + w = max(d, 0.001); + } + else + { // sphere probe + float r = refSphere[i].w; + + float rr = r * r; + + v = sphereIntersect(pos, dir, c, + refIndex[i].w < 1 ? 4096.0*4096.0 : // <== effectively disable parallax correction for automatically placed probes to keep from bombing the world with obvious spheres + rr); + + w = sphereWeight(pos, dir, refSphere[i].xyz, r, i, dw); + } + + v -= c; + vec3 d = normalize(v); + + v = env_mat * v; + + vec4 ret = textureLod(reflectionProbes, vec4(v.xyz, refIndex[i].x), lod) * refParams[i].y; + + return ret.rgb; +} + +// Tap an irradiance map +// pos - position of pixel +// dir - pixel normal +// w - weight of sample (distance and angular attenuation) +// dw - weight of sample (distance only) +// i - index of probe +vec3 tapIrradianceMap(vec3 pos, vec3 dir, out float w, out float dw, vec3 c, int i, vec3 amblit) +{ + // parallax adjustment + vec3 v; + if (refIndex[i].w < 0) + { + float d = 0.0; + v = boxIntersect(pos, dir, i, d, 3.0); + w = max(d, 0.001); + } + else + { + float r = refSphere[i].w; // radius of sphere volume + + // pad sphere for manual probe extending into automatic probe space + float rr = r * r; + + v = sphereIntersect(pos, dir, c, + refIndex[i].w < 1 ? 4096.0*4096.0 : // <== effectively disable parallax correction for automatically placed probes to keep from bombing the world with obvious spheres + rr); + + w = sphereWeight(pos, dir, refSphere[i].xyz, r, i, dw); + } + + v -= c; + v = env_mat * v; + + vec3 col = textureLod(irradianceProbes, vec4(v.xyz, refIndex[i].x), 0).rgb * refParams[i].x; + + col = mix(amblit, col, min(refParams[i].x, 1.0)); + + return col; +} + +vec3 sampleProbes(vec3 pos, vec3 dir, float lod) +{ + float wsum[2]; + wsum[0] = 0; + wsum[1] = 0; + + float dwsum[2]; + dwsum[0] = 0; + dwsum[1] = 0; + + vec3 col[2]; + col[0] = vec3(0); + col[1] = vec3(0); + + for (int idx = 0; idx < probeInfluences; ++idx) + { + int i = probeIndex[idx]; + int p = clamp(abs(refIndex[i].w), 0, 1); + + if (p == 0 && !sample_automatic) + { + continue; + } + + float w = 0; + float dw = 0; + vec3 refcol; + + { + refcol = tapRefMap(pos, dir, w, dw, lod, refSphere[i].xyz, i); + + col[p] += refcol.rgb*w; + wsum[p] += w; + dwsum[p] += dw; + } + } + + // mix automatic and manual probes + if (sample_automatic && wsum[0] > 0.0) + { // some automatic probes were sampled + col[0] *= 1.0/wsum[0]; + if (wsum[1] > 0.0) + { //some manual probes were sampled, mix between the two + col[1] *= 1.0/wsum[1]; + col[1] = mix(col[0], col[1], min(dwsum[1], 1.0)); + col[0] = vec3(0); + } + } + else if (wsum[1] > 0.0) + { + // manual probes were sampled but no automatic probes were + col[1] *= 1.0/wsum[1]; + col[0] = vec3(0); + } + + return col[1]+col[0]; +} + +vec3 sampleProbeAmbient(vec3 pos, vec3 dir, vec3 amblit) +{ + // modified copy/paste of sampleProbes follows, will likely diverge from sampleProbes further + // as irradiance map mixing is tuned independently of radiance map mixing + float wsum[2]; + wsum[0] = 0; + wsum[1] = 0; + + float dwsum[2]; + dwsum[0] = 0; + dwsum[1] = 0; + + vec3 col[2]; + col[0] = vec3(0); + col[1] = vec3(0); + + for (int idx = 0; idx < probeInfluences; ++idx) + { + int i = probeIndex[idx]; + int p = clamp(abs(refIndex[i].w), 0, 1); + + if (p == 0 && !sample_automatic) + { + continue; + } + + { + float w = 0; + float dw = 0; + + vec3 refcol = tapIrradianceMap(pos, dir, w, dw, refSphere[i].xyz, i, amblit); + + col[p] += refcol*w; + wsum[p] += w; + dwsum[p] += dw; + } + } + + // mix automatic and manual probes + if (sample_automatic && wsum[0] > 0.0) + { // some automatic probes were sampled + col[0] *= 1.0/wsum[0]; + if (wsum[1] > 0.0) + { //some manual probes were sampled, mix between the two + col[1] *= 1.0/wsum[1]; + col[1] = mix(col[0], col[1], min(dwsum[1], 1.0)); + col[0] = vec3(0); + } + } + else if (wsum[1] > 0.0) + { + // manual probes were sampled but no automatic probes were + col[1] *= 1.0/wsum[1]; + col[0] = vec3(0); + } + + return col[1]+col[0]; +} + +void doProbeSample(inout vec3 ambenv, inout vec3 glossenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, bool transparent, vec3 amblit) +{ + // TODO - don't hard code lods + float reflection_lods = max_probe_lod; + + vec3 refnormpersp = reflect(pos.xyz, norm.xyz); + + ambenv = sampleProbeAmbient(pos, norm, amblit); + + float lod = (1.0-glossiness)*reflection_lods; + glossenv = sampleProbes(pos, normalize(refnormpersp), lod); + +#if defined(SSR) + if (cube_snapshot != 1 && glossiness >= 0.9) + { + vec4 ssr = vec4(0); + if (transparent) + { + tapScreenSpaceReflection(1, tc, pos, norm, ssr, sceneMap, 1); + ssr.a *= glossiness; + } + else + { + tapScreenSpaceReflection(1, tc, pos, norm, ssr, sceneMap, glossiness); + } + + + glossenv = mix(glossenv, ssr.rgb, ssr.a); + } +#endif +} + +void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, bool transparent, vec3 amblit) +{ + preProbeSample(pos); + doProbeSample(ambenv, glossenv, tc, pos, norm, glossiness, transparent, amblit); +} + +void sampleReflectionProbesWater(inout vec3 ambenv, inout vec3 glossenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, vec3 amblit) +{ + // don't sample automatic probes for water + sample_automatic = false; + preProbeSample(pos); + sample_automatic = true; + // always include void probe on water + probeIndex[probeInfluences++] = 0; + + doProbeSample(ambenv, glossenv, tc, pos, norm, glossiness, false, amblit); + + // fudge factor to get PBR water at a similar luminance ot legacy water + glossenv *= 0.4; +} + +void debugTapRefMap(vec3 pos, vec3 dir, float depth, int i, inout vec4 col) +{ + vec3 origin = vec3(0,0,0); + + bool manual_probe = abs(refIndex[i].w) > 0; + + if (manual_probe) + { + if (refIndex[i].w < 0) + { + boxIntersectDebug(origin, pos, i, col); + } + else + { + float r = refSphere[i].w; // radius of sphere volume + float rr = r * r; // radius squared + + float t = 0.0; + + sphereIntersectDebug(origin, dir, refSphere[i].xyz, rr, depth, col); + } + } +} + +vec4 sampleReflectionProbesDebug(vec3 pos) +{ + vec4 col = vec4(0,0,0,0); + + vec3 dir = normalize(pos); + + float d = length(pos); + + for (int i = 1; i < refmapCount; ++i) + { + debugTapRefMap(pos, dir, d, i, col); + } + +#if 0 //debug getStartIndex + col.g = float(getStartIndex(pos)); + + col.g /= 255.0; + col.rb = vec2(0); + col.a = 1.0; +#endif + + return col; +} + +void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout vec3 legacyenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, float envIntensity, bool transparent, vec3 amblit) +{ + float reflection_lods = max_probe_lod; + preProbeSample(pos); + + vec3 refnormpersp = reflect(pos.xyz, norm.xyz); + + ambenv = sampleProbeAmbient(pos, norm, amblit); + + if (glossiness > 0.0) + { + float lod = (1.0-glossiness)*reflection_lods; + glossenv = sampleProbes(pos, normalize(refnormpersp), lod); + } + + if (envIntensity > 0.0) + { + legacyenv = sampleProbes(pos, normalize(refnormpersp), 0.0); + } + +#if defined(SSR) + if (cube_snapshot != 1) + { + vec4 ssr = vec4(0); + + if (transparent) + { + tapScreenSpaceReflection(1, tc, pos, norm, ssr, sceneMap, 1); + ssr.a *= glossiness; + } + else + { + tapScreenSpaceReflection(1, tc, pos, norm, ssr, sceneMap, glossiness); + } + + glossenv = mix(glossenv, ssr.rgb, ssr.a); + legacyenv = mix(legacyenv, ssr.rgb, ssr.a); + } +#endif + + glossenv = clamp(glossenv, vec3(0), vec3(10)); +} + +void applyGlossEnv(inout vec3 color, vec3 glossenv, vec4 spec, vec3 pos, vec3 norm) +{ + glossenv *= 0.5; // fudge darker + float fresnel = clamp(1.0+dot(normalize(pos.xyz), norm.xyz), 0.3, 1.0); + fresnel *= fresnel; + fresnel *= spec.a; + glossenv *= spec.rgb*fresnel; + glossenv *= vec3(1.0) - color; // fake energy conservation + color.rgb += glossenv*0.5; +} + + void applyLegacyEnv(inout vec3 color, vec3 legacyenv, vec4 spec, vec3 pos, vec3 norm, float envIntensity) + { + vec3 reflected_color = legacyenv; + vec3 lookAt = normalize(pos); + float fresnel = 1.0+dot(lookAt, norm.xyz); + fresnel *= fresnel; + fresnel = min(fresnel+envIntensity, 1.0); + reflected_color *= (envIntensity*fresnel); + color = mix(color.rgb, reflected_color*0.5, envIntensity); + } + diff --git a/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostF.glsl b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostF.glsl new file mode 100644 index 0000000000..dbf20fe2d8 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostF.glsl @@ -0,0 +1,93 @@ +/** + * @file class3/deferred/screenSpaceReflPostF.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 + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +out vec4 frag_color; + +uniform vec2 screen_res; +uniform mat4 projection_matrix; +uniform mat4 inv_proj; +uniform float zNear; +uniform float zFar; + +in vec2 vary_fragcoord; +in vec3 camera_ray; + +uniform sampler2D specularRect; +uniform sampler2D diffuseRect; +uniform sampler2D diffuseMap; + +vec3 getNorm(vec2 screenpos); +float getDepth(vec2 pos_screen); +float linearDepth(float d, float znear, float zfar); +float linearDepth01(float d, float znear, float zfar); + +vec4 getPositionWithDepth(vec2 pos_screen, float depth); +vec4 getPosition(vec2 pos_screen); +vec4 getNormalEnvIntensityFlags(vec2 screenpos, out vec3 n, out float envIntensity); + +float random (vec2 uv); + +float tapScreenSpaceReflection(int totalSamples, vec2 tc, vec3 viewPos, vec3 n, inout vec4 collectedColor, sampler2D source, float glossiness); + +void main() +{ + vec2 tc = vary_fragcoord.xy; + float depth = linearDepth01(getDepth(tc), zNear, zFar); + float envIntensity; + vec3 n; + vec4 norm = getNormalEnvIntensityFlags(tc, n, envIntensity); // need `norm.w` for GET_GBUFFER_FLAG() + vec3 pos = getPositionWithDepth(tc, getDepth(tc)).xyz; + vec4 spec = texture(specularRect, tc); + vec2 hitpixel; + + vec4 diffuse = texture(diffuseRect, tc); + vec3 specCol = spec.rgb; + + vec4 fcol = texture(diffuseMap, tc); + + if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR)) + { + vec3 orm = specCol.rgb; + float perceptualRoughness = orm.g; + float metallic = orm.b; + vec3 f0 = vec3(0.04); + vec3 baseColor = diffuse.rgb; + + vec3 diffuseColor = baseColor.rgb*(vec3(1.0)-f0); + + specCol = mix(f0, baseColor.rgb, metallic); + } + + vec4 collectedColor = vec4(0); + + float w = tapScreenSpaceReflection(4, tc, pos, n, collectedColor, diffuseMap, 0); + + collectedColor.rgb *= specCol.rgb; + + fcol += collectedColor * w; + frag_color = max(fcol, vec4(0)); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightV.glsl b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostV.glsl index bc5eb5181d..f7e7268cc3 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/sunLightV.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostV.glsl @@ -1,41 +1,48 @@ -/** - * @file sunLightV.glsl +/** + * @file class3/deferred/screenSpaceReflPostV.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 * $/LicenseInfo$ */ -uniform mat4 modelview_projection_matrix; - -ATTRIBUTE vec3 position; +uniform mat4 projection_matrix; +uniform mat4 inv_proj; -VARYING vec2 vary_fragcoord; +in vec3 position; uniform vec2 screen_res; +out vec2 vary_fragcoord; +out vec3 camera_ray; + + void main() { //transform vertex - vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); + vec4 pos = vec4(position.xyz, 1.0); gl_Position = pos; - vary_fragcoord = (pos.xy * 0.5 + 0.5)*screen_res; + vary_fragcoord = pos.xy * 0.5 + 0.5; + + vec4 rayOrig = inv_proj * vec4(pos.xy, 1, 1); + camera_ray = rayOrig.xyz / rayOrig.w; + } diff --git a/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflUtil.glsl b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflUtil.glsl new file mode 100644 index 0000000000..f14f7eac8d --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflUtil.glsl @@ -0,0 +1,394 @@ +/** + * @file class3/deferred/screenSpaceReflUtil.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 + * $/LicenseInfo$ + */ + +uniform sampler2D sceneMap; +uniform sampler2D sceneDepth; + +uniform vec2 screen_res; +uniform mat4 projection_matrix; +//uniform float zNear; +//uniform float zFar; +uniform mat4 inv_proj; +uniform mat4 modelview_delta; // should be transform from last camera space to current camera space +uniform mat4 inv_modelview_delta; + +vec4 getPositionWithDepth(vec2 pos_screen, float depth); + +float random (vec2 uv) +{ + return fract(sin(dot(uv, vec2(12.9898, 78.233))) * 43758.5453123); //simple random function +} + +// Based off of https://github.com/RoundedGlint585/ScreenSpaceReflection/ +// A few tweaks here and there to suit our needs. + +vec2 generateProjectedPosition(vec3 pos) +{ + vec4 samplePosition = projection_matrix * vec4(pos, 1.f); + samplePosition.xy = (samplePosition.xy / samplePosition.w) * 0.5 + 0.5; + return samplePosition.xy; +} + +bool isBinarySearchEnabled = true; +bool isAdaptiveStepEnabled = true; +bool isExponentialStepEnabled = true; +bool debugDraw = false; + +uniform float iterationCount; +uniform float rayStep; +uniform float distanceBias; +uniform float depthRejectBias; +uniform float glossySampleCount; +uniform float adaptiveStepMultiplier; +uniform float noiseSine; + +float epsilon = 0.1; + +float getLinearDepth(vec2 tc) +{ + float depth = texture(sceneDepth, tc).r; + + vec4 pos = getPositionWithDepth(tc, depth); + + return -pos.z; +} + +bool traceScreenRay(vec3 position, vec3 reflection, out vec4 hitColor, out float hitDepth, float depth, sampler2D textureFrame) +{ + // transform position and reflection into same coordinate frame as the sceneMap and sceneDepth + reflection += position; + position = (inv_modelview_delta * vec4(position, 1)).xyz; + reflection = (inv_modelview_delta * vec4(reflection, 1)).xyz; + reflection -= position; + + depth = -position.z; + + vec3 step = rayStep * reflection; + vec3 marchingPosition = position + step; + float delta; + float depthFromScreen; + vec2 screenPosition; + bool hit = false; + hitColor = vec4(0); + + int i = 0; + if (depth > depthRejectBias) + { + for (; i < iterationCount && !hit; i++) + { + screenPosition = generateProjectedPosition(marchingPosition); + if (screenPosition.x > 1 || screenPosition.x < 0 || + screenPosition.y > 1 || screenPosition.y < 0) + { + hit = false; + break; + } + depthFromScreen = getLinearDepth(screenPosition); + delta = abs(marchingPosition.z) - depthFromScreen; + + if (depth < depthFromScreen + epsilon && depth > depthFromScreen - epsilon) + { + break; + } + + if (abs(delta) < distanceBias) + { + vec4 color = vec4(1); + if(debugDraw) + color = vec4( 0.5+ sign(delta)/2,0.3,0.5- sign(delta)/2, 0); + hitColor = texture(sceneMap, screenPosition) * color; + hitDepth = depthFromScreen; + hit = true; + break; + } + if (isBinarySearchEnabled && delta > 0) + { + break; + } + if (isAdaptiveStepEnabled) + { + float directionSign = sign(abs(marchingPosition.z) - depthFromScreen); + //this is sort of adapting step, should prevent lining reflection by doing sort of iterative converging + //some implementation doing it by binary search, but I found this idea more cheaty and way easier to implement + step = step * (1.0 - rayStep * max(directionSign, 0.0)); + marchingPosition += step * (-directionSign); + } + else + { + marchingPosition += step; + } + + if (isExponentialStepEnabled) + { + step *= adaptiveStepMultiplier; + } + } + if(isBinarySearchEnabled) + { + for(; i < iterationCount && !hit; i++) + { + step *= 0.5; + marchingPosition = marchingPosition - step * sign(delta); + + screenPosition = generateProjectedPosition(marchingPosition); + if (screenPosition.x > 1 || screenPosition.x < 0 || + screenPosition.y > 1 || screenPosition.y < 0) + { + hit = false; + break; + } + depthFromScreen = getLinearDepth(screenPosition); + delta = abs(marchingPosition.z) - depthFromScreen; + + if (depth < depthFromScreen + epsilon && depth > depthFromScreen - epsilon) + { + break; + } + + if (abs(delta) < distanceBias && depthFromScreen != (depth - distanceBias)) + { + vec4 color = vec4(1); + if(debugDraw) + color = vec4( 0.5+ sign(delta)/2,0.3,0.5- sign(delta)/2, 0); + hitColor = texture(sceneMap, screenPosition) * color; + hitDepth = depthFromScreen; + hit = true; + break; + } + } + } + } + + return hit; +} + +uniform vec3 POISSON3D_SAMPLES[128] = vec3[128]( + vec3(0.5433144, 0.1122154, 0.2501391), + vec3(0.6575254, 0.721409, 0.16286), + vec3(0.02888453, 0.05170321, 0.7573566), + vec3(0.06635678, 0.8286457, 0.07157445), + vec3(0.8957489, 0.4005505, 0.7916042), + vec3(0.3423355, 0.5053263, 0.9193521), + vec3(0.9694794, 0.9461077, 0.5406441), + vec3(0.9975473, 0.02789414, 0.7320132), + vec3(0.07781899, 0.3862341, 0.918594), + vec3(0.4439073, 0.9686955, 0.4055861), + vec3(0.9657035, 0.6624081, 0.7082613), + vec3(0.7712346, 0.07273269, 0.3292839), + vec3(0.2489169, 0.2550394, 0.1950516), + vec3(0.7249326, 0.9328285, 0.3352458), + vec3(0.6028461, 0.4424961, 0.5393377), + vec3(0.2879795, 0.7427881, 0.6619173), + vec3(0.3193627, 0.0486145, 0.08109283), + vec3(0.1233155, 0.602641, 0.4378719), + vec3(0.9800708, 0.211729, 0.6771586), + vec3(0.4894537, 0.3319927, 0.8087631), + vec3(0.4802743, 0.6358885, 0.814935), + vec3(0.2692913, 0.9911493, 0.9934899), + vec3(0.5648789, 0.8553897, 0.7784553), + vec3(0.8497344, 0.7870212, 0.02065313), + vec3(0.7503014, 0.2826185, 0.05412734), + vec3(0.8045461, 0.6167251, 0.9532926), + vec3(0.04225039, 0.2141281, 0.8678675), + vec3(0.07116079, 0.9971236, 0.3396397), + vec3(0.464099, 0.480959, 0.2775862), + vec3(0.6346927, 0.31871, 0.6588384), + vec3(0.449012, 0.8189669, 0.2736875), + vec3(0.452929, 0.2119148, 0.672004), + vec3(0.01506042, 0.7102436, 0.9800494), + vec3(0.1970513, 0.4713539, 0.4644522), + vec3(0.13715, 0.7253224, 0.5056525), + vec3(0.9006432, 0.5335414, 0.02206874), + vec3(0.9960898, 0.7961011, 0.01468861), + vec3(0.3386469, 0.6337739, 0.9310676), + vec3(0.1745718, 0.9114985, 0.1728188), + vec3(0.6342545, 0.5721557, 0.4553517), + vec3(0.1347412, 0.1137158, 0.7793725), + vec3(0.3574478, 0.3448052, 0.08741581), + vec3(0.7283059, 0.4753885, 0.2240275), + vec3(0.8293507, 0.9971212, 0.2747005), + vec3(0.6501846, 0.000688076, 0.7795712), + vec3(0.01149416, 0.4930083, 0.792608), + vec3(0.666189, 0.1875442, 0.7256873), + vec3(0.8538797, 0.2107637, 0.1547532), + vec3(0.5826825, 0.9750752, 0.9105834), + vec3(0.8914346, 0.08266425, 0.5484225), + vec3(0.4374518, 0.02987111, 0.7810078), + vec3(0.2287418, 0.1443802, 0.1176908), + vec3(0.2671157, 0.8929081, 0.8989366), + vec3(0.5425819, 0.5524959, 0.6963879), + vec3(0.3515188, 0.8304397, 0.0502702), + vec3(0.3354864, 0.2130747, 0.141169), + vec3(0.9729427, 0.3509927, 0.6098799), + vec3(0.7585629, 0.7115368, 0.9099342), + vec3(0.0140543, 0.6072157, 0.9436461), + vec3(0.9190664, 0.8497264, 0.1643751), + vec3(0.1538157, 0.3219983, 0.2984214), + vec3(0.8854713, 0.2968667, 0.8511457), + vec3(0.1910622, 0.03047311, 0.3571215), + vec3(0.2456353, 0.5568692, 0.3530164), + vec3(0.6927255, 0.8073994, 0.5808484), + vec3(0.8089353, 0.8969175, 0.3427134), + vec3(0.194477, 0.7985603, 0.8712182), + vec3(0.7256182, 0.5653068, 0.3985921), + vec3(0.9889427, 0.4584851, 0.8363391), + vec3(0.5718582, 0.2127113, 0.2950557), + vec3(0.5480209, 0.0193435, 0.2992659), + vec3(0.6598953, 0.09478426, 0.92187), + vec3(0.1385615, 0.2193868, 0.205245), + vec3(0.7623423, 0.1790726, 0.1508465), + vec3(0.7569032, 0.3773386, 0.4393887), + vec3(0.5842971, 0.6538072, 0.5224424), + vec3(0.9954313, 0.5763943, 0.9169143), + vec3(0.001311183, 0.340363, 0.1488652), + vec3(0.8167927, 0.4947158, 0.4454727), + vec3(0.3978434, 0.7106082, 0.002727509), + vec3(0.5459411, 0.7473233, 0.7062873), + vec3(0.4151598, 0.5614617, 0.4748358), + vec3(0.4440694, 0.1195122, 0.9624678), + vec3(0.1081301, 0.4813806, 0.07047641), + vec3(0.2402785, 0.3633997, 0.3898734), + vec3(0.2317942, 0.6488295, 0.4221864), + vec3(0.01145542, 0.9304277, 0.4105759), + vec3(0.3563728, 0.9228861, 0.3282344), + vec3(0.855314, 0.6949819, 0.3175117), + vec3(0.730832, 0.01478493, 0.5728671), + vec3(0.9304829, 0.02653277, 0.712552), + vec3(0.4132186, 0.4127623, 0.6084146), + vec3(0.7517329, 0.9978395, 0.1330464), + vec3(0.5210338, 0.4318751, 0.9721575), + vec3(0.02953994, 0.1375937, 0.9458942), + vec3(0.1835506, 0.9896691, 0.7919457), + vec3(0.3857062, 0.2682322, 0.1264563), + vec3(0.6319699, 0.8735335, 0.04390657), + vec3(0.5630485, 0.3339024, 0.993995), + vec3(0.90701, 0.1512893, 0.8970422), + vec3(0.3027443, 0.1144253, 0.1488708), + vec3(0.9149003, 0.7382028, 0.7914025), + vec3(0.07979286, 0.6892691, 0.2866171), + vec3(0.7743186, 0.8046008, 0.4399814), + vec3(0.3128662, 0.4362317, 0.6030678), + vec3(0.1133721, 0.01605821, 0.391872), + vec3(0.5185481, 0.9210006, 0.7889017), + vec3(0.8217013, 0.325305, 0.1668191), + vec3(0.8358996, 0.1449739, 0.3668382), + vec3(0.1778213, 0.5599256, 0.1327691), + vec3(0.06690693, 0.5508637, 0.07212365), + vec3(0.9750564, 0.284066, 0.5727578), + vec3(0.4350255, 0.8949825, 0.03574753), + vec3(0.8931149, 0.9177974, 0.8123496), + vec3(0.9055127, 0.989903, 0.813235), + vec3(0.2897243, 0.3123978, 0.5083504), + vec3(0.1519223, 0.3958645, 0.2640327), + vec3(0.6840154, 0.6463035, 0.2346607), + vec3(0.986473, 0.8714055, 0.3960275), + vec3(0.6819352, 0.4169535, 0.8379834), + vec3(0.9147297, 0.6144146, 0.7313942), + vec3(0.6554981, 0.5014008, 0.9748477), + vec3(0.9805915, 0.1318207, 0.2371372), + vec3(0.5980836, 0.06796348, 0.9941338), + vec3(0.6836596, 0.9917196, 0.2319056), + vec3(0.5276511, 0.2745509, 0.5422578), + vec3(0.829482, 0.03758276, 0.1240466), + vec3(0.2698198, 0.0002266169, 0.3449324) +); + +vec3 getPoissonSample(int i) { + return POISSON3D_SAMPLES[i] * 2 - 1; +} + +float tapScreenSpaceReflection(int totalSamples, vec2 tc, vec3 viewPos, vec3 n, inout vec4 collectedColor, sampler2D source, float glossiness) +{ +#ifdef TRANSPARENT_SURFACE +collectedColor = vec4(1, 0, 1, 1); + return 0; +#endif + collectedColor = vec4(0); + int hits = 0; + + float depth = -viewPos.z; + + vec3 rayDirection = normalize(reflect(viewPos, normalize(n))); + + vec2 uv2 = tc * screen_res; + float c = (uv2.x + uv2.y) * 0.125; + float jitter = mod( c, 1.0); + + vec2 screenpos = 1 - abs(tc * 2 - 1); + float vignette = clamp((abs(screenpos.x) * abs(screenpos.y)) * 16,0, 1); + vignette *= clamp((dot(normalize(viewPos), n) * 0.5 + 0.5) * 5.5 - 0.8, 0, 1); + + float zFar = 128.0; + vignette *= clamp(1.0+(viewPos.z/zFar), 0.0, 1.0); + + vignette *= clamp(glossiness * 3 - 1.7, 0, 1); + + vec4 hitpoint; + + glossiness = 1 - glossiness; + + totalSamples = int(max(glossySampleCount, glossySampleCount * glossiness * vignette)); + + totalSamples = max(totalSamples, 1); + if (glossiness < 0.35) + { + if (vignette > 0) + { + for (int i = 0; i < totalSamples; i++) + { + vec3 firstBasis = normalize(cross(getPoissonSample(i), rayDirection)); + vec3 secondBasis = normalize(cross(rayDirection, firstBasis)); + vec2 coeffs = vec2(random(tc + vec2(0, i)) + random(tc + vec2(i, 0))); + vec3 reflectionDirectionRandomized = rayDirection + ((firstBasis * coeffs.x + secondBasis * coeffs.y) * glossiness); + + //float hitDepth; + + bool hit = traceScreenRay(viewPos, normalize(reflectionDirectionRandomized), hitpoint, depth, depth, source); + + hitpoint.a = 0; + + if (hit) + { + ++hits; + collectedColor += hitpoint; + collectedColor.a += 1; + } + } + + if (hits > 0) + { + collectedColor /= hits; + } + else + { + collectedColor = vec4(0); + } + } + } + float hitAlpha = hits; + hitAlpha /= totalSamples; + collectedColor.a = hitAlpha * vignette; + return hits; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shVisF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shVisF.glsl deleted file mode 100644 index c8991f7a18..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shVisF.glsl +++ /dev/null @@ -1,73 +0,0 @@ -/** - * @file class3/deferred/shVisF.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 - * $/LicenseInfo$ - */ - -#ifdef DEFINE_GL_FRAGCOLOR - out vec4 frag_color; -#else - #define frag_color gl_FragColor -#endif - -///////////////////////////////////////////////////////////////////////// -// Fragment shader for L1 SH debug rendering -///////////////////////////////////////////////////////////////////////// - -uniform sampler2D sh_input_r; -uniform sampler2D sh_input_g; -uniform sampler2D sh_input_b; - -uniform mat3 inv_modelviewprojection; - -VARYING vec4 vary_pos; - -void main(void) -{ - vec2 coord = vary_pos.xy + vec2(0.5,0.5); - - coord.x *= (1.6/0.9); - - if (dot(coord, coord) > 0.25) - { - discard; - } - - vec4 n = vec4(coord*2.0, 0.0, 1); - //n.y = -n.y; - n.z = sqrt(max(1.0-n.x*n.x-n.y*n.y, 0.0)); - //n.xyz = inv_modelviewprojection * n.xyz; - - vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); - vec4 l1r = texture2D(sh_input_r, vec2(0,0)); - vec4 l1g = texture2D(sh_input_g, vec2(0,0)); - vec4 l1b = texture2D(sh_input_b, vec2(0,0)); - vec3 indirect = vec3( - dot(l1r, l1tap * n), - dot(l1g, l1tap * n), - dot(l1b, l1tap * n)); - - //indirect = pow(indirect, vec3(0.45)); - indirect *= 3.0; - - frag_color = vec4(indirect, 1.0); -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendF.glsl deleted file mode 100644 index 345c07a354..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendF.glsl +++ /dev/null @@ -1,58 +0,0 @@ -/** - * @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 !defined(DEPTH_CLAMP) -VARYING float pos_zd2; -#endif - -VARYING float pos_w; - -VARYING float target_pos_x; -VARYING vec4 vertex_color; -VARYING vec2 vary_texcoord0; -VARYING vec3 pos; - -vec4 computeMoments(float depth, float a); - -void main() -{ - float alpha = diffuseLookup(vary_texcoord0.xy).a * vertex_color.a; - - frag_color = computeMoments(length(pos), float a); - -#if !defined(DEPTH_CLAMP) - gl_FragDepth = max(pos_zd2/pos_w+0.5, 0.0); -#endif -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendV.glsl deleted file mode 100644 index af1461c297..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendV.glsl +++ /dev/null @@ -1,66 +0,0 @@ -/** - * @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 !defined(DEPTH_CLAMP) -VARYING float pos_zd2; -#endif - -VARYING float target_pos_x; -VARYING vec4 pos; -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 !defined(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/class3/deferred/shadowAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskF.glsl deleted file mode 100644 index 50f1ffd626..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskF.glsl +++ /dev/null @@ -1,74 +0,0 @@ -/** - * @file class3/deferred/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 !defined(DEPTH_CLAMP) -VARYING float pos_zd2; -#endif - -VARYING float pos_w; - -VARYING float target_pos_x; -VARYING vec4 vertex_color; -VARYING vec2 vary_texcoord0; - -vec4 getPosition(vec2 screen_coord); -vec4 computeMoments(float depth, float a); - -void main() -{ - vec4 pos = getPosition(vary_texcoord0.xy); - - float alpha = diffuseLookup(vary_texcoord0.xy).a * vertex_color.a; - - if (alpha < 0.05) // treat as totally transparent - { - discard; - } - - if (alpha < 0.88) // treat as semi-transparent - { - if (fract(0.5*floor(target_pos_x / pos_w )) < 0.25) - { - discard; - } - } - - frag_color = computeMoments(length(pos.xyz), alpha); - -#if !defined(DEPTH_CLAMP) - gl_FragDepth = max(pos_zd2/pos_w+0.5, 0.0); -#endif - -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskV.glsl deleted file mode 100644 index 6a646f5e9e..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskV.glsl +++ /dev/null @@ -1,67 +0,0 @@ -/** - * @file class3/deferred/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 !defined(DEPTH_CLAMP) -VARYING float pos_zd2; -#endif - -VARYING vec4 pos; -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); - - pos = modelview_projection_matrix * pre_pos; - - target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; - -#if !defined(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/class3/deferred/shadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowF.glsl deleted file mode 100644 index 3350267130..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowF.glsl +++ /dev/null @@ -1,49 +0,0 @@ -/** - * @file class3/deferred/shadowF.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 !defined(DEPTH_CLAMP) -VARYING float pos_zd2; -#endif - -VARYING vec4 pos; -VARYING float target_pos_x; - -vec4 computeMoments(float depth, float a); - -void main() -{ - frag_color = computeMoments(length(pos), 1.0); -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowUtil.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowUtil.glsl deleted file mode 100644 index 2f69a353e8..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowUtil.glsl +++ /dev/null @@ -1,157 +0,0 @@ -/** - * @file class3/deferred/shadowUtil.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 - * $/LicenseInfo$ - */ - -uniform sampler2D shadowMap0; -uniform sampler2D shadowMap1; -uniform sampler2D shadowMap2; -uniform sampler2D shadowMap3; -uniform sampler2D shadowMap4; -uniform sampler2D shadowMap5; - -uniform vec3 sun_dir; -uniform vec3 moon_dir; -uniform vec2 shadow_res; -uniform vec2 proj_shadow_res; -uniform mat4 shadow_matrix[6]; -uniform vec4 shadow_clip; -uniform float shadow_bias; - -uniform float spot_shadow_bias; -uniform float spot_shadow_offset; - -float getDepth(vec2 screenpos); -vec3 getNorm(vec2 screenpos); -vec4 getPosition(vec2 pos_screen); - -float ReduceLightBleeding(float p_max, float Amount) -{ - return smoothstep(Amount, 1, p_max); -} - -float ChebyshevUpperBound(vec2 m, float t, float min_v, float Amount) -{ - float p = (t <= m.x) ? 1.0 : 0.0; - - float v = m.y - (m.x*m.x); - v = max(v, min_v); - - float d = t - m.x; - - float p_max = v / (v + d*d); - - p_max = ReduceLightBleeding(p_max, Amount); - - return max(p, p_max); -} - -vec4 computeMoments(float depth, float a) -{ - float m1 = depth; - float dx = dFdx(depth); - float dy = dFdy(depth); - float m2 = m1*m1 + 0.25 * a * (dx*dx + dy*dy); - return vec4(m1, m2, a, max(dx, dy)); -} - -float vsmDirectionalSample(vec4 stc, float depth, sampler2D shadowMap, mat4 shadowMatrix) -{ - vec4 lpos = shadowMatrix * stc; - vec4 moments = texture2D(shadowMap, lpos.xy); - return ChebyshevUpperBound(moments.rg, depth - shadow_bias * 256.0f, 0.125, 0.9); -} - -float vsmSpotSample(vec4 stc, float depth, sampler2D shadowMap, mat4 shadowMatrix) -{ - vec4 lpos = shadowMatrix * stc; - vec4 moments = texture2D(shadowMap, lpos.xy); - lpos.xyz /= lpos.w; - lpos.xy *= 0.5; - lpos.xy += 0.5; - return ChebyshevUpperBound(moments.rg, depth - spot_shadow_bias * 16.0f, 0.125, 0.9); -} - -#if VSM_POINT_SHADOWS -float vsmPointSample(float lightDistance, vec3 lightDirection, samplerCube shadow_cube_map) -{ - vec4 moments = textureCube(shadow_cube_map, light_direction); - return ChebyshevUpperBound(moments.rg, light_distance, 0.01, 0.25); -} -#endif - -float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen) -{ - if (pos.z < -shadow_clip.w) - { - discard; - } - - float depth = getDepth(pos_screen); - - vec4 spos = vec4(pos,1.0); - vec4 near_split = shadow_clip*-0.75; - vec4 far_split = shadow_clip*-1.25; - - float shadow = 0.0f; - float weight = 1.0; - - if (spos.z < near_split.z) - { - shadow += vsmDirectionalSample(spos, depth, shadowMap3, shadow_matrix[3]); - weight += 1.0f; - } - if (spos.z < near_split.y) - { - shadow += vsmDirectionalSample(spos, depth, shadowMap2, shadow_matrix[2]); - weight += 1.0f; - } - if (spos.z < near_split.x) - { - shadow += vsmDirectionalSample(spos, depth, shadowMap1, shadow_matrix[1]); - weight += 1.0f; - } - if (spos.z > far_split.x) - { - shadow += vsmDirectionalSample(spos, depth, shadowMap0, shadow_matrix[0]); - weight += 1.0f; - } - - shadow /= weight; - - return shadow; -} - -float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen) -{ - if (pos.z < -shadow_clip.w) - { - discard; - } - - float depth = getDepth(pos_screen); - - pos += norm * spot_shadow_offset; - return vsmSpotSample(vec4(pos, 1.0), depth, (index == 0) ? shadowMap4 : shadowMap5, shadow_matrix[4 + index]); -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowV.glsl deleted file mode 100644 index 6577fe0ecf..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/shadowV.glsl +++ /dev/null @@ -1,62 +0,0 @@ -/** - * @file class3/deferred/shadowV.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 modelview_projection_matrix; -uniform float shadow_target_width; -uniform mat4 texture_matrix0; - -ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; - -#if !defined(DEPTH_CLAMP) -VARYING float pos_zd2; -#endif - -VARYING vec4 pos; -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); - - pos = modelview_projection_matrix * pre_pos; - - target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; - -#if !defined(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 - - vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl deleted file mode 100644 index a0b082ed7c..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl +++ /dev/null @@ -1,126 +0,0 @@ -/** - * @file class3/deferred/skyF.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 - * $/LicenseInfo$ - */ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_data[3]; -#else -#define frag_data gl_FragData -#endif - -VARYING vec2 vary_frag; - -uniform vec3 camPosLocal; -uniform vec3 sun_dir; -uniform float sun_size; -uniform float far_z; -uniform mat4 inv_proj; -uniform mat4 inv_modelview; - -uniform sampler2D transmittance_texture; -uniform sampler3D scattering_texture; -uniform sampler3D single_mie_scattering_texture; -uniform sampler2D irradiance_texture; -uniform sampler2D rainbow_map; -uniform sampler2D halo_map; - -uniform float moisture_level; -uniform float droplet_radius; -uniform float ice_level; - -vec3 GetSolarLuminance(); -vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); -vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 dir, out vec3 transmittance); - -vec3 ColorFromRadiance(vec3 radiance); -vec3 rainbow(float d) -{ - // d is the dot product of view and sun directions, so ranging -1.0..1.0 - // 'interesting' values of d are the range -0.75..-0.825, when view is nearly opposite of sun vec - // Rainbox texture mode is GL_REPEAT, so tc of -.75 is equiv to 0.25, -0.825 equiv to 0.175. - - // SL-13629 Rainbow texture has colors within the correct .175...250 range, but order is inverted. - // Rather than replace the texture, we mirror and translate the y tc to keep the colors within the - // interesting range, but in reversed order: i.e. d = (1 - d) - 1.575 - d = clamp(-0.575 - d, 0.0, 1.0); - - // With the colors in the lower 1/4 of the texture, inverting the coords leaves most of it inaccessible. - // So, we can stretch the texcoord above the colors (ie > 0.25) to fill the entire remaining coordinate - // space. This improves gradation, reduces banding within the rainbow interior. (1-0.25) / (0.425/0.25) = 4.2857 - float interior_coord = max(0.0, d - 0.25) * 4.2857; - d = clamp(d, 0.0, 0.25) + interior_coord; - - float rad = (droplet_radius - 5.0f) / 1024.0f; - return pow(texture2D(rainbow_map, vec2(rad, d)).rgb, vec3(1.8)) * moisture_level; -} - -vec3 halo22(float d) -{ - float v = sqrt(max(0, 1 - (d*d))); - return texture2D(halo_map, vec2(0, v)).rgb * ice_level; -} - -void main() -{ - vec3 pos = vec3((vary_frag * 2.0) - vec2(1.0, 1.0f), 1.0); - vec4 view_pos = (inv_proj * vec4(pos, 1.0f)); - - view_pos /= view_pos.w; - - vec3 view_ray = (inv_modelview * vec4(view_pos.xyz, 0.0f)).xyz + camPosLocal; - - vec3 view_direction = normalize(view_ray); - vec3 sun_direction = normalize(sun_dir); - vec3 earth_center = vec3(0, 0, -6360.0f); - vec3 camPos = (camPosLocal / 1000.0f) - earth_center; - - vec3 transmittance; - vec3 radiance_sun = GetSkyLuminance(camPos, view_direction, 0.0f, sun_direction, transmittance); - vec3 solar_luminance = GetSolarLuminance(); - - // If the view ray intersects the Sun, add the Sun radiance. - float s = dot(view_direction, sun_direction); - - // cheesy solar disc... - if (s >= (sun_size * 0.999)) - { - radiance_sun += pow(smoothstep(0.0, 1.3, (s - (sun_size * 0.9))), 2.0) * solar_luminance * transmittance; - } - s = smoothstep(0.9, 1.0, s) * 16.0f; - - vec3 color = ColorFromRadiance(radiance_sun); - - float optic_d = dot(view_direction, sun_direction); - vec3 halo_22 = halo22(optic_d); - - color.rgb += rainbow(optic_d) * optic_d; - color.rgb += halo_22; - - color = pow(color, vec3(1.0/2.2)); - - frag_data[0] = vec4(color, 1.0 + s); - frag_data[1] = vec4(0.0); - frag_data[2] = vec4(0.0, 1.0, 0.0, 1.0); -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl deleted file mode 100644 index 2eb222ada4..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl +++ /dev/null @@ -1,37 +0,0 @@ -/** - * @file class3/deferred/skyV.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 - * $/LicenseInfo$ - */ - -ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; - -VARYING vec2 vary_frag; - -void main() -{ - // pass through untransformed fullscreen pos at back of frustum for proper sky depth testing - gl_Position = vec4(position.xy, 1.0f, 1.0); - vary_frag = texcoord0; -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl index 7ed9e7b4fc..35e99c5bd2 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl @@ -1,177 +1,293 @@ -/** +/** * @file class3/deferred/softenLightF.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 * $/LicenseInfo$ */ - -#extension GL_ARB_texture_rectangle : enable -/*[EXTRA_CODE_HERE]*/ +#define FLT_MAX 3.402823466e+38 -#ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; -#else -#define frag_color gl_FragColor + +uniform sampler2D diffuseRect; +uniform sampler2D specularRect; +uniform sampler2D normalMap; +uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl + +const float M_PI = 3.14159265; + +#if defined(HAS_SUN_SHADOW) || defined(HAS_SSAO) +uniform sampler2D lightMap; #endif -uniform sampler2DRect diffuseRect; -uniform sampler2DRect specularRect; -uniform sampler2DRect normalMap; -uniform sampler2DRect lightMap; -uniform sampler2DRect depthMap; +uniform sampler2D depthMap; uniform sampler2D lightFunc; -uniform samplerCube environmentMap; uniform float blur_size; uniform float blur_fidelity; +#if defined(HAS_SSAO) +uniform float ssao_irradiance_scale; +uniform float ssao_irradiance_max; +#endif + // Inputs -uniform vec4 morphFactor; -uniform vec3 camPosLocal; -uniform float cloud_shadow; -uniform float max_y; -uniform vec4 glow; uniform mat3 env_mat; -uniform vec4 shadow_clip; - +uniform mat3 ssao_effect_mat; uniform vec3 sun_dir; -VARYING vec2 vary_fragcoord; +uniform vec3 moon_dir; +uniform int sun_up_factor; +in vec2 vary_fragcoord; uniform mat4 inv_proj; -uniform mat4 inv_modelview; - uniform vec2 screen_res; -uniform sampler2D transmittance_texture; -uniform sampler3D scattering_texture; -uniform sampler3D single_mie_scattering_texture; -uniform sampler2D irradiance_texture; +vec3 getNorm(vec2 pos_screen); +vec4 getPositionWithDepth(vec2 pos_screen, float depth); -uniform sampler2D sh_input_r; -uniform sampler2D sh_input_g; -uniform sampler2D sh_input_b; +void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive); +vec3 atmosFragLightingLinear(vec3 l, vec3 additive, vec3 atten); +vec3 scaleSoftClipFragLinear(vec3 l); -vec3 GetSunAndSkyIrradiance(vec3 camPos, vec3 norm, vec3 dir, out vec3 sky_irradiance); -vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); -vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 dir, out vec3 transmittance); +// reflection probe interface +void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, bool transparent, vec3 amblit_linear); +void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout vec3 legacyenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, float envIntensity, bool transparent, vec3 amblit_linear); +void applyGlossEnv(inout vec3 color, vec3 glossenv, vec4 spec, vec3 pos, vec3 norm); +void applyLegacyEnv(inout vec3 color, vec3 legacyenv, vec4 spec, vec3 pos, vec3 norm, float envIntensity); +float getDepth(vec2 pos_screen); -vec3 ColorFromRadiance(vec3 radiance); -vec4 getPositionWithDepth(vec2 pos_screen, float depth); -vec4 getPosition(vec2 pos_screen); -vec3 getNorm(vec2 pos_screen); +vec3 linear_to_srgb(vec3 c); +vec3 srgb_to_linear(vec3 c); + +uniform vec4 waterPlane; + +uniform int cube_snapshot; #ifdef WATER_FOG -vec4 applyWaterFogView(vec3 pos, vec4 color); +vec4 applyWaterFogViewLinear(vec3 pos, vec4 color); +#endif + +uniform float sky_hdr_scale; + +void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist); +void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor); + +vec3 pbrBaseLight(vec3 diffuseColor, + vec3 specularColor, + float metallic, + vec3 pos, + vec3 norm, + float perceptualRoughness, + vec3 light_dir, + vec3 sunlit, + float scol, + vec3 radiance, + vec3 irradiance, + vec3 colorEmissive, + float ao, + vec3 additive, + vec3 atten); + +vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 v, // surface point to camera + vec3 l); //surface point to light + + +void adjustIrradiance(inout vec3 irradiance, float ambocc) +{ + // use sky settings ambient or irradiance map sample, whichever is brighter + //irradiance = max(amblit_linear, irradiance); + +#if defined(HAS_SSAO) + irradiance = mix(ssao_effect_mat * min(irradiance.rgb*ssao_irradiance_scale, vec3(ssao_irradiance_max)), irradiance.rgb, ambocc); #endif +} -void main() +void main() { - vec2 tc = vary_fragcoord.xy; - float depth = texture2DRect(depthMap, tc.xy).r; - vec3 pos = getPositionWithDepth(tc, depth).xyz; - vec4 norm = texture2DRect(normalMap, tc); + vec2 tc = vary_fragcoord.xy; + float depth = getDepth(tc.xy); + vec4 pos = getPositionWithDepth(tc, depth); + vec4 norm = texture(normalMap, tc); float envIntensity = norm.z; - norm.xyz = getNorm(tc); + norm.xyz = getNorm(tc); + vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir; - float da = max(dot(norm.xyz, sun_dir.xyz), 0.0); + vec4 baseColor = texture(diffuseRect, tc); + vec4 spec = texture(specularRect, vary_fragcoord.xy); // NOTE: PBR linear Emissive - vec4 diffuse = texture2DRect(diffuseRect, tc); // sRGB - diffuse.rgb = srgb_to_linear(diffuse.rgb); +#if defined(HAS_SUN_SHADOW) || defined(HAS_SSAO) + vec2 scol_ambocc = texture(lightMap, vary_fragcoord.xy).rg; +#endif - vec3 col; +#if defined(HAS_SUN_SHADOW) + float scol = max(scol_ambocc.r, baseColor.a); +#else + float scol = 1.0; +#endif +#if defined(HAS_SSAO) + float ambocc = scol_ambocc.g; +#else + float ambocc = 1.0; +#endif + + vec3 color = vec3(0); float bloom = 0.0; - { - vec3 camPos = (camPosLocal / 1000.0f) + vec3(0, 0, 6360.0f); - vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); - - vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg; + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + calcAtmosphericVarsLinear(pos.xyz, norm.xyz, light_dir, sunlit, amblit, additive, atten); - float scol = max(scol_ambocc.r, diffuse.a); + vec3 sunlit_linear = srgb_to_linear(sunlit); + vec3 amblit_linear = amblit; - float ambocc = scol_ambocc.g; + bool do_atmospherics = false; + +#ifndef WATER_FOG + // when above water, mask off atmospherics below water + if (dot(pos.xyz, waterPlane.xyz) + waterPlane.w > 0.0) + { + do_atmospherics = true; + } +#else + do_atmospherics = true; +#endif - vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); - vec4 l1r = texture2D(sh_input_r, vec2(0,0)); - vec4 l1g = texture2D(sh_input_g, vec2(0,0)); - vec4 l1b = texture2D(sh_input_b, vec2(0,0)); + vec3 irradiance = vec3(0); + vec3 radiance = vec3(0); - vec3 indirect = vec3(dot(l1r, l1tap * vec4(1, norm.xyz)), - dot(l1g, l1tap * vec4(1, norm.xyz)), - dot(l1b, l1tap * vec4(1, norm.xyz))); + if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR)) + { + vec3 orm = texture(specularRect, tc).rgb; + float perceptualRoughness = orm.g; + float metallic = orm.b; + float ao = orm.r; + + vec3 colorEmissive = texture(emissiveRect, tc).rgb; + // PBR IBL + float gloss = 1.0 - perceptualRoughness; + + sampleReflectionProbes(irradiance, radiance, tc, pos.xyz, norm.xyz, gloss, false, amblit_linear); + + adjustIrradiance(irradiance, ambocc); + + vec3 diffuseColor; + vec3 specularColor; + calcDiffuseSpecular(baseColor.rgb, metallic, diffuseColor, specularColor); + + vec3 v = -normalize(pos.xyz); + color = pbrBaseLight(diffuseColor, specularColor, metallic, v, norm.xyz, perceptualRoughness, light_dir, sunlit_linear, scol, radiance, irradiance, colorEmissive, ao, additive, atten); + + if (do_atmospherics) + { + color = atmosFragLightingLinear(color, additive, atten); + } + } + else if (!GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_ATMOS)) + { + //should only be true of WL sky, just port over base color value + color = texture(emissiveRect, tc).rgb; + color = srgb_to_linear(color); + color *= sky_hdr_scale; + } + else + { + // legacy shaders are still writng sRGB to gbuffer + baseColor.rgb = srgb_to_linear(baseColor.rgb); + + spec.rgb = srgb_to_linear(spec.rgb); - indirect = clamp(indirect, vec3(0), vec3(1.0)); + float da = clamp(dot(norm.xyz, light_dir.xyz), 0.0, 1.0); - vec3 transmittance; - vec3 sky_irradiance; - vec3 sun_irradiance = GetSunAndSkyIrradiance(camPos, norm.xyz, sun_dir, sky_irradiance); - vec3 inscatter = GetSkyLuminanceToPoint(camPos, (pos / 1000.f) + vec3(0, 0, 6360.0f), scol, sun_dir, transmittance); + vec3 irradiance = vec3(0); + vec3 glossenv = vec3(0); + vec3 legacyenv = vec3(0); - vec3 radiance = scol * (sun_irradiance + sky_irradiance) + inscatter; - vec3 atmo_color = ColorFromRadiance(radiance); + sampleReflectionProbesLegacy(irradiance, glossenv, legacyenv, tc, pos.xyz, norm.xyz, spec.a, envIntensity, false, amblit_linear); + + adjustIrradiance(irradiance, ambocc); - col = atmo_color + indirect; - col *= transmittance; - col *= diffuse.rgb; + // apply lambertian IBL only (see pbrIbl) + color.rgb = irradiance; - vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + vec3 sun_contrib = min(da, scol) * sunlit_linear; + color.rgb += sun_contrib; + color.rgb *= baseColor.rgb; + + vec3 refnormpersp = reflect(pos.xyz, norm.xyz); - if (spec.a > 0.0) // specular reflection + if (spec.a > 0.0) { - // the old infinite-sky shiny reflection - // - float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = scol * texture2D(lightFunc, vec2(sa, spec.a)).r * atmo_color; - - // add the two types of shiny together - vec3 spec_contrib = dumbshiny * spec.rgb * 0.25; - bloom = dot(spec_contrib, spec_contrib); - col += spec_contrib; + vec3 lv = light_dir.xyz; + vec3 h, l, v = -normalize(pos.xyz); + float nh, nl, nv, vh, lightDist; + vec3 n = norm.xyz; + calcHalfVectors(lv, n, v, h, l, nh, nl, nv, vh, lightDist); + + if (nl > 0.0 && nh > 0.0) + { + float lit = min(nl*6.0, 1.0); + + float sa = nh; + float fres = pow(1 - vh, 5) * 0.4+0.5; + float gtdenom = 2 * nh; + float gt = max(0,(min(gtdenom * nv / vh, gtdenom * nl / vh))); + + scol *= fres*texture(lightFunc, vec2(nh, spec.a)).r*gt/(nh*nl); + color.rgb += lit*scol*sunlit_linear.rgb*spec.rgb; + } + + // add radiance map + applyGlossEnv(color, glossenv, spec, pos.xyz, norm.xyz); } - col = mix(col, diffuse.rgb, diffuse.a); - + color.rgb = mix(color.rgb, baseColor.rgb, baseColor.a); + if (envIntensity > 0.0) - { //add environmentmap - vec3 env_vec = env_mat * refnormpersp; - vec3 sun_direction = (inv_modelview * vec4(sun_dir, 1.0)).xyz; - vec3 radiance_sun = GetSkyLuminance(camPos, env_vec, 0.0f, sun_direction, transmittance); - vec3 refcol = ColorFromRadiance(radiance_sun); - col = mix(col.rgb, refcol, envIntensity); + { // add environment map + applyLegacyEnv(color, legacyenv, spec, pos.xyz, norm.xyz, envIntensity); } - - /*if (norm.w < 0.5) + + + if (do_atmospherics) { - col = scaleSoftClipFrag(col); - }*/ - - #ifdef WATER_FOG - vec4 fogged = applyWaterFogView(pos,vec4(col, bloom)); - col = fogged.rgb; - bloom = fogged.a; - #endif - } + color = atmosFragLightingLinear(color, additive, atten); + } + } + + + + #ifdef WATER_FOG + vec4 fogged = applyWaterFogViewLinear(pos.xyz, vec4(color, bloom)); + color = fogged.rgb; + #endif - //output linear since gamma correction happens down stream - frag_color.rgb = col; - frag_color.a = bloom; + frag_color.rgb = max(color.rgb, vec3(0)); //output linear since local lights will be added to this shader's results + frag_color.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl deleted file mode 100644 index 9d872b8df8..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl +++ /dev/null @@ -1,38 +0,0 @@ -/** - * @file class3/deferred/softenLightV.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 - * $/LicenseInfo$ - */ -ATTRIBUTE vec3 position; - -VARYING vec2 vary_fragcoord; - -uniform mat4 modelview_projection_matrix; -uniform vec2 screen_res; - -void main() -{ - //transform vertex - vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); - gl_Position = pos; - vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl index 56b0f4e5ce..d31b37fb60 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl @@ -1,9 +1,9 @@ /** - * @file spotLightF.glsl + * @file class3\deferred\spotLightF.glsl * - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ * Second Life Viewer Source Code - * Copyright (C) 2007, Linden Research, Inc. + * Copyright (C) 2022, 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 @@ -23,25 +23,18 @@ * $/LicenseInfo$ */ -#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 -uniform sampler2DRect diffuseRect; -uniform sampler2DRect specularRect; -uniform sampler2DRect depthMap; -uniform sampler2DRect normalMap; +uniform sampler2D diffuseRect; +uniform sampler2D specularRect; +uniform sampler2D depthMap; +uniform sampler2D normalMap; +uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl uniform samplerCube environmentMap; -uniform sampler2DRect lightMap; -uniform sampler2D noiseMap; -uniform sampler2D projectionMap; +uniform sampler2D lightMap; +uniform sampler2D projectionMap; // rgba uniform sampler2D lightFunc; uniform mat4 proj_mat; //screen space to light space @@ -61,227 +54,214 @@ uniform float sun_wash; uniform int proj_shadow_idx; uniform float shadow_fade; +// Light params +#if defined(MULTI_SPOTLIGHT) +uniform vec3 center; +#else +in vec3 trans_center; +#endif uniform float size; uniform vec3 color; uniform float falloff; -VARYING vec3 trans_center; -VARYING vec4 vary_fragcoord; +in vec4 vary_fragcoord; uniform vec2 screen_res; uniform mat4 inv_proj; -vec3 getNorm(vec2 pos_screen); +void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist); +float calcLegacyDistanceAttenuation(float distance, float falloff); +bool clipProjectedLightVars(vec3 center, vec3 pos, out float dist, out float l_dist, out vec3 lv, out vec4 proj_tc ); +vec4 getNormalEnvIntensityFlags(vec2 screenpos, out vec3 n, out float envIntensity); +vec3 getProjectedLightAmbiance(float amb_da, float attenuation, float lit, float nl, float noise, vec2 projected_uv); +vec3 getProjectedLightDiffuseColor(float light_distance, vec2 projected_uv ); +vec2 getScreenCoord(vec4 clip); +vec3 srgb_to_linear(vec3 cs); +vec4 texture2DLodSpecular(vec2 tc, float lod); -vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) -{ - vec4 ret = texture2DLod(projectionMap, tc, lod); - - vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); - - float det = min(lod/(proj_lod*0.5), 1.0); - - float d = min(dist.x, dist.y); - - d *= min(1, d * (proj_lod - lod)); - - float edge = 0.25*det; - - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; -} +vec4 getPosition(vec2 pos_screen); -vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) -{ - vec4 ret = texture2DLod(projectionMap, tc, lod); - - vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); - - float det = min(lod/(proj_lod*0.5), 1.0); - - float d = min(dist.x, dist.y); - - float edge = 0.25*det; - - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; -} +const float M_PI = 3.14159265; -vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) -{ - vec4 ret = texture2DLod(projectionMap, tc, lod); - - vec2 dist = tc-vec2(0.5); - - float d = dot(dist,dist); - - ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0); - - return ret; -} +vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 v, // surface point to camera + vec3 l); //surface point to light +void main() +{ + vec3 final_color = vec3(0,0,0); + vec2 tc = getScreenCoord(vary_fragcoord); + vec3 pos = getPosition(tc).xyz; -vec4 getPosition(vec2 pos_screen); + vec3 lv; + vec4 proj_tc; + float dist, l_dist; + vec3 c; +#if defined(MULTI_SPOTLIGHT) + c = center; +#else + c = trans_center; +#endif -void main() -{ - vec4 frag = vary_fragcoord; - frag.xyz /= frag.w; - frag.xyz = frag.xyz*0.5+0.5; - frag.xy *= screen_res; - - vec3 pos = getPosition(frag.xy).xyz; - vec3 lv = trans_center.xyz-pos.xyz; - float dist = length(lv); - dist /= size; - if (dist > 1.0) + if (clipProjectedLightVars(c, pos, dist, l_dist, lv, proj_tc)) { discard; } - + float shadow = 1.0; if (proj_shadow_idx >= 0) { - vec4 shd = texture2DRect(lightMap, frag.xy); - shadow = (proj_shadow_idx == 0) ? shd.b : shd.a; + vec4 shd = texture(lightMap, tc); + shadow = (proj_shadow_idx==0)?shd.b:shd.a; shadow += shadow_fade; - shadow = clamp(shadow, 0.0, 1.0); + shadow = clamp(shadow, 0.0, 1.0); } - - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - float envIntensity = norm.z; - norm = getNorm(frag.xy); - - norm = normalize(norm); - float l_dist = -dot(lv, proj_n); - - vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); - if (proj_tc.z < 0.0) - { - discard; - } - - proj_tc.xyz /= proj_tc.w; - - float fa = (falloff*0.5) + 1.0; - float dist_atten = min(1.0 - (dist - 1.0 * (1.0 - fa)) / fa, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; + float envIntensity; + vec3 n; + vec4 norm = getNormalEnvIntensityFlags(tc, n, envIntensity); + + float dist_atten = calcLegacyDistanceAttenuation(dist, falloff); if (dist_atten <= 0.0) { discard; } - + lv = proj_origin-pos.xyz; - lv = normalize(lv); - float da = dot(norm, lv); - - vec3 col = vec3(0,0,0); - - vec3 diff_tex = srgb_to_linear(texture2DRect(diffuseRect, frag.xy).rgb); - - vec4 spec = texture2DRect(specularRect, frag.xy); + vec3 h, l, v = -normalize(pos); + float nh, nl, nv, vh, lightDist; + calcHalfVectors(lv, n, v, h, l, nh, nl, nv, vh, lightDist); + + vec3 diffuse = texture(diffuseRect, tc).rgb; + vec4 spec = texture(specularRect, tc); + vec3 dlit = vec3(0, 0, 0); + vec3 slit = vec3(0, 0, 0); - vec3 dlit = vec3(0, 0, 0); + vec3 amb_rgb = vec3(0); - float noise = texture2D(noiseMap, frag.xy/128.0).b; - if (proj_tc.z > 0.0 && - proj_tc.x < 1.0 && - proj_tc.y < 1.0 && - proj_tc.x > 0.0 && - proj_tc.y > 0.0) + if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR)) { - float amb_da = proj_ambiance; - float lit = 0.0; + vec3 colorEmissive = texture(emissiveRect, tc).rgb; + vec3 orm = spec.rgb; + float perceptualRoughness = orm.g; + float metallic = orm.b; + vec3 f0 = vec3(0.04); + vec3 baseColor = diffuse.rgb; - if (da > 0.0) + vec3 diffuseColor = baseColor.rgb*(vec3(1.0)-f0); + diffuseColor *= 1.0 - metallic; + + vec3 specularColor = mix(f0, baseColor.rgb, metallic); + + // We need this additional test inside a light's frustum since a spotlight's ambiance can be applied + if (proj_tc.x > 0.0 && proj_tc.x < 1.0 + && proj_tc.y > 0.0 && proj_tc.y < 1.0) { - lit = da * dist_atten * noise; + float lit = 0.0; + float amb_da = 0.0; - float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); - float lod = diff * proj_lod; - - vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); - - dlit = color.rgb * plcol.rgb * plcol.a; - - col = dlit*lit*diff_tex*shadow; - amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance; - } - - //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); - vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); - - amb_da += (da*da*0.5+0.5)*(1.0-shadow)*proj_ambiance; + lv = normalize(lv); + + if (nl > 0.0) + { + amb_da += (nl*0.5 + 0.5) * proj_ambiance; - amb_da *= dist_atten * noise; - - amb_da = min(amb_da, 1.0-lit); - - col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; - } - + dlit = getProjectedLightDiffuseColor( l_dist, proj_tc.xy ); - if (spec.a > 0.0) + vec3 intensity = dist_atten * dlit * 3.25 * shadow; // Legacy attenuation, magic number to balance with legacy materials + final_color += intensity*pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, lv); + } + + amb_rgb = getProjectedLightAmbiance( amb_da, dist_atten, lit, nl, 1.0, proj_tc.xy ) * 3.25; //magic number to balance with legacy ambiance + final_color += amb_rgb * pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, -lv); + } + } + else { - dlit *= min(da*6.0, 1.0) * dist_atten; - vec3 npos = -normalize(pos); - - //vec3 ref = dot(pos+lv, norm); - vec3 h = normalize(lv+npos); - float nh = dot(norm, h); - float nv = dot(norm, npos); - float vh = dot(npos, h); - float sa = nh; - float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; - - float gtdenom = 2 * nh; - float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); - - if (nh > 0.0) + diffuse = srgb_to_linear(diffuse); + spec.rgb = srgb_to_linear(spec.rgb); + + if (proj_tc.z > 0.0 && + proj_tc.x < 1.0 && + proj_tc.y < 1.0 && + proj_tc.x > 0.0 && + proj_tc.y > 0.0) { - float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - col += dlit*scol*spec.rgb*shadow; + float amb_da = 0; + float lit = 0.0; + + if (nl > 0.0) + { + lit = nl * dist_atten; + + dlit = getProjectedLightDiffuseColor( l_dist, proj_tc.xy ); + + final_color = dlit*lit*diffuse*shadow; + + // unshadowed for consistency between forward and deferred? + amb_da += (nl*0.5+0.5) /* * (1.0-shadow) */ * proj_ambiance; + } + + amb_rgb = getProjectedLightAmbiance( amb_da, dist_atten, lit, nl, 1.0, proj_tc.xy ); + final_color += diffuse.rgb * amb_rgb * max(dot(-normalize(lv), n), 0.0); } - } + if (spec.a > 0.0) + { + dlit *= min(nl*6.0, 1.0) * dist_atten; - if (envIntensity > 0.0) - { - vec3 ref = reflect(normalize(pos), norm); + float fres = pow(1 - vh, 5)*0.4+0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * nl / vh)); + + if (nh > 0.0) + { + float scol = fres*texture(lightFunc, vec2(nh, spec.a)).r*gt/(nh*nl); + vec3 speccol = dlit*scol*spec.rgb*shadow; + speccol = clamp(speccol, vec3(0), vec3(1)); + final_color += speccol; + } + } + + if (envIntensity > 0.0) + { + vec3 ref = reflect(normalize(pos), n); - //project from point pos in direction ref to plane proj_p, proj_n - vec3 pdelta = proj_p-pos; - float ds = dot(ref, proj_n); + //project from point pos in direction ref to plane proj_p, proj_n + vec3 pdelta = proj_p-pos; + float ds = dot(ref, proj_n); - if (ds < 0.0) - { - vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; + if (ds < 0.0) + { + vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; - vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); + vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); - if (stc.z > 0.0) - { - stc /= stc.w; - - if (stc.x < 1.0 && - stc.y < 1.0 && - stc.x > 0.0 && - stc.y > 0.0) + if (stc.z > 0.0) { - col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; + stc /= stc.w; + + if (stc.x < 1.0 && + stc.y < 1.0 && + stc.x > 0.0 && + stc.y > 0.0) + { + final_color += color.rgb * texture2DLodSpecular(stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; + } } } } } - + //not sure why, but this line prevents MATBUG-194 - col = max(col, vec3(0.0)); + final_color = max(final_color, vec3(0.0)); - frag_color.rgb = col; + //output linear + frag_color.rgb = final_color; frag_color.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl deleted file mode 100644 index 112b498c90..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl +++ /dev/null @@ -1,57 +0,0 @@ -/** - * @file class3\deferred\sunLightF.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 - * $/LicenseInfo$ - */ - -#extension GL_ARB_texture_rectangle : enable - -/*[EXTRA_CODE_HERE]*/ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -//class 2, shadows, no SSAO - -// Inputs -VARYING vec2 vary_fragcoord; - -vec4 getPosition(vec2 pos_screen); -vec3 getNorm(vec2 pos_screen); - -float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); -float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen); - -void main() -{ - vec2 pos_screen = vary_fragcoord.xy; - vec4 pos = getPosition(pos_screen); - vec3 norm = getNorm(pos_screen); - - frag_color.r = sampleDirectionalShadow(pos.xyz, norm, pos_screen); - frag_color.g = 1.0f; - frag_color.b = sampleSpotShadow(pos.xyz, norm, 0, pos_screen); - frag_color.a = sampleSpotShadow(pos.xyz, norm, 1, pos_screen); -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl deleted file mode 100644 index 342a2ff3ed..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl +++ /dev/null @@ -1,61 +0,0 @@ -/** - * @file class3\deferred\sunLightSSAOF.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 - * $/LicenseInfo$ - */ - -#extension GL_ARB_texture_rectangle : enable - -/*[EXTRA_CODE_HERE]*/ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -//class 2 -- shadows and SSAO - -// Inputs -VARYING vec2 vary_fragcoord; - -uniform vec3 sun_dir; - -vec4 getPosition(vec2 pos_screen); -vec3 getNorm(vec2 pos_screen); - -float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); -float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen); - -//calculate decreases in ambient lighting when crowded out (SSAO) -float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen); - -void main() -{ - vec2 pos_screen = vary_fragcoord.xy; - vec4 pos = getPosition(pos_screen); - vec3 norm = getNorm(pos_screen); - - frag_color.r = sampleDirectionalShadow(pos.xyz, norm, pos_screen); - frag_color.b = calcAmbientOcclusion(pos, norm, pos_screen); - frag_color.b = sampleSpotShadow(pos.xyz, norm, 0, pos_screen); - frag_color.a = sampleSpotShadow(pos.xyz, norm, 1, pos_screen); -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/treeShadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/treeShadowF.glsl deleted file mode 100644 index 41673d1669..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/treeShadowF.glsl +++ /dev/null @@ -1,59 +0,0 @@ -/** - * @file treeShadowF.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 - * $/LicenseInfo$ - */ - -/*[EXTRA_CODE_HERE]*/ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -uniform float minimum_alpha; - -uniform sampler2D diffuseMap; - -VARYING vec4 pos; -VARYING vec2 vary_texcoord0; - -vec4 computeMoments(float d, float a); - -void main() -{ - float alpha = texture2D(diffuseMap, vary_texcoord0.xy).a; - - if (alpha < minimum_alpha) - { - discard; - } - - frag_color = computeMoments(length(pos), 1.0); - -#if !defined(DEPTH_CLAMP) - gl_FragDepth = max(pos.z/pos.w*0.5+0.5, 0.0); -#endif - -} - diff --git a/indra/newview/app_settings/shaders/class3/deferred/treeShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/treeShadowV.glsl deleted file mode 100644 index 15e769ac10..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/treeShadowV.glsl +++ /dev/null @@ -1,43 +0,0 @@ -/** - * @file treeShadowV.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 - * $/LicenseInfo$ - */ - -uniform mat4 texture_matrix0; -uniform mat4 modelview_projection_matrix; - -ATTRIBUTE vec3 position; -ATTRIBUTE vec2 texcoord0; - -VARYING vec4 pos; -VARYING vec2 vary_texcoord0; - -void main() -{ - //transform vertex - pos = modelview_projection_matrix*vec4(position.xyz, 1.0); - - gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); - - vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class3/deferred/waterF.glsl deleted file mode 100644 index c65cf48c67..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/waterF.glsl +++ /dev/null @@ -1,174 +0,0 @@ -/** - * @file waterF.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 - * $/LicenseInfo$ - */ - -#extension GL_ARB_texture_rectangle : enable - -/*[EXTRA_CODE_HERE]*/ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_data[3]; -#else -#define frag_data gl_FragData -#endif - -uniform sampler2D bumpMap; -uniform sampler2D bumpMap2; -uniform float blend_factor; -uniform sampler2D screenTex; -uniform sampler2D refTex; - -uniform float sunAngle; -uniform float sunAngle2; -uniform vec3 lightDir; -uniform vec3 specular; -uniform float lightExp; -uniform float refScale; -uniform float kd; -uniform vec2 screenRes; -uniform vec3 normScale; -uniform float fresnelScale; -uniform float fresnelOffset; -uniform float blurMultiplier; -uniform vec2 screen_res; -uniform mat4 norm_mat; //region space to screen space - -//bigWave is (refCoord.w, view.w); -VARYING vec4 refCoord; -VARYING vec4 littleWave; -VARYING vec4 view; -VARYING vec4 vary_position; - -vec3 scaleSoftClip(vec3 c); -vec2 encode_normal(vec3 n); - -vec3 BlendNormal(vec3 bump1, vec3 bump2) -{ - //vec3 normal = bump1.xyz * vec3( 2.0, 2.0, 2.0) - vec3(1.0, 1.0, 0.0); - //vec3 normal2 = bump2.xyz * vec3(-2.0, -2.0, 2.0) + vec3(1.0, 1.0, -1.0); - //vec3 n = normalize(normal * dot(normal, normal2) - (normal2 * normal.z)); - vec3 n = normalize(mix(bump1, bump2, blend_factor)); - return n; -} - -void main() -{ - vec4 color; - float dist = length(view.xy); - - //normalize view vector - vec3 viewVec = normalize(view.xyz); - - //get wave normals - vec3 wave1_a = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; - vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; - vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; - - - vec3 wave1_b = texture2D(bumpMap2, vec2(refCoord.w, view.w)).xyz*2.0-1.0; - vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0; - vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0; - - vec3 wave1 = BlendNormal(wave1_a, wave1_b); - vec3 wave2 = BlendNormal(wave2_a, wave2_b); - vec3 wave3 = BlendNormal(wave3_a, wave3_b); - - //get base fresnel components - - vec3 df = vec3( - dot(viewVec, wave1), - dot(viewVec, (wave2 + wave3) * 0.5), - dot(viewVec, wave3) - ) * fresnelScale + fresnelOffset; - df *= df; - - vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; - - float dist2 = dist; - dist = max(dist, 5.0); - - float dmod = sqrt(dist); - - vec2 dmod_scale = vec2(dmod*dmod, dmod); - - //get reflected color - vec2 refdistort1 = wave1.xy*normScale.x; - vec2 refvec1 = distort+refdistort1/dmod_scale; - vec4 refcol1 = texture2D(refTex, refvec1); - - vec2 refdistort2 = wave2.xy*normScale.y; - vec2 refvec2 = distort+refdistort2/dmod_scale; - vec4 refcol2 = texture2D(refTex, refvec2); - - vec2 refdistort3 = wave3.xy*normScale.z; - vec2 refvec3 = distort+refdistort3/dmod_scale; - vec4 refcol3 = texture2D(refTex, refvec3); - - vec4 refcol = refcol1 + refcol2 + refcol3; - float df1 = df.x + df.y + df.z; - refcol *= df1 * 0.333; - - vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5; - wavef.z *= max(-viewVec.z, 0.1); - wavef = normalize(wavef); - - float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset; - - vec2 refdistort4 = wavef.xy*0.125; - refdistort4.y -= abs(refdistort4.y); - vec2 refvec4 = distort+refdistort4/dmod; - float dweight = min(dist2*blurMultiplier, 1.0); - vec4 baseCol = texture2D(refTex, refvec4); - - refcol = mix(baseCol*df2, refcol, dweight); - - //get specular component - float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0); - - //harden specular - spec = pow(spec, 128.0); - - //figure out distortion vector (ripply) - vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0); - - vec4 fb = texture2D(screenTex, distort2); - - //mix with reflection - // Note we actually want to use just df1, but multiplying by 0.999999 gets around an nvidia compiler bug - color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999); - - color.rgb *= 2.0f; - color.rgb = scaleSoftClip(color.rgb); - - vec4 pos = vary_position; - - color.rgb += spec * specular; - color.a = spec * sunAngle2; - - vec3 screenspacewavef = normalize((norm_mat*vec4(wavef, 1.0)).xyz); - - frag_data[0] = vec4(color.rgb, color); // diffuse - frag_data[1] = vec4(spec * specular, spec); // speccolor, spec - frag_data[2] = vec4(encode_normal(wavef.xyz), 0.05, 0);// normalxy, 0, 0 -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/waterV.glsl b/indra/newview/app_settings/shaders/class3/deferred/waterV.glsl deleted file mode 100644 index 02000d90ca..0000000000 --- a/indra/newview/app_settings/shaders/class3/deferred/waterV.glsl +++ /dev/null @@ -1,95 +0,0 @@ -/** - * @file waterV.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 - * $/LicenseInfo$ - */ - -uniform mat4 modelview_matrix; -uniform mat4 modelview_projection_matrix; - -ATTRIBUTE vec3 position; - - -uniform vec2 d1; -uniform vec2 d2; -uniform float time; -uniform vec3 eyeVec; -uniform float waterHeight; - -VARYING vec4 refCoord; -VARYING vec4 littleWave; -VARYING vec4 view; - -VARYING vec4 vary_position; - -float wave(vec2 v, float t, float f, vec2 d, float s) -{ - return (dot(d, v)*f + t*s)*f; -} - -void main() -{ - //transform vertex - vec4 pos = vec4(position.xyz, 1.0); - mat4 modelViewProj = modelview_projection_matrix; - - vec4 oPosition; - - //get view vector - vec3 oEyeVec; - oEyeVec.xyz = pos.xyz-eyeVec; - - float d = length(oEyeVec.xy); - float ld = min(d, 2560.0); - - pos.xy = eyeVec.xy + oEyeVec.xy/d*ld; - view.xyz = oEyeVec; - - d = clamp(ld/1536.0-0.5, 0.0, 1.0); - d *= d; - - oPosition = vec4(position, 1.0); - oPosition.z = mix(oPosition.z, max(eyeVec.z*0.75, 0.0), d); - vary_position = modelview_matrix * oPosition; - oPosition = modelViewProj * oPosition; - - refCoord.xyz = oPosition.xyz + vec3(0,0,0.2); - - //get wave position parameter (create sweeping horizontal waves) - vec3 v = pos.xyz; - v.x += (cos(v.x*0.08/*+time*0.01*/)+sin(v.y*0.02))*6.0; - - //push position for further horizon effect. - pos.xyz = oEyeVec.xyz*(waterHeight/oEyeVec.z); - pos.w = 1.0; - pos = modelview_matrix*pos; - - //pass wave parameters to pixel shader - vec2 bigWave = (v.xy) * vec2(0.04,0.04) + d1 * time * 0.055; - //get two normal map (detail map) texture coordinates - littleWave.xy = (v.xy) * vec2(0.45, 0.9) + d2 * time * 0.13; - littleWave.zw = (v.xy) * vec2(0.1, 0.2) + d1 * time * 0.1; - view.w = bigWave.y; - refCoord.w = bigWave.x; - - gl_Position = oPosition; -} diff --git a/indra/newview/app_settings/shaders/class3/deferred/underWaterF.glsl b/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl index 540226e672..e99ad5b474 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/underWaterF.glsl +++ b/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl @@ -1,5 +1,5 @@ /** - * @file underWaterF.glsl + * @file class3\environment\underWaterF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -23,19 +23,15 @@ * $/LicenseInfo$ */ -/*[EXTRA_CODE_HERE]*/ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_data[3]; -#else -#define frag_data gl_FragData -#endif +out vec4 frag_color; uniform sampler2D diffuseMap; -uniform sampler2D bumpMap; +uniform sampler2D bumpMap; + +#ifdef TRANSPARENT_WATER uniform sampler2D screenTex; -uniform sampler2D refTex; uniform sampler2D screenDepth; +#endif uniform vec4 fogCol; uniform vec3 lightDir; @@ -49,67 +45,37 @@ uniform float kd; uniform vec4 waterPlane; uniform vec3 eyeVec; uniform vec4 waterFogColor; -uniform float waterFogDensity; +uniform vec3 waterFogColorLinear; uniform float waterFogKS; uniform vec2 screenRes; //bigWave is (refCoord.w, view.w); -VARYING vec4 refCoord; -VARYING vec4 littleWave; -VARYING vec4 view; +in vec4 refCoord; +in vec4 littleWave; +in vec4 view; +in vec3 vary_position; -vec2 encode_normal(vec3 n); - -vec4 applyWaterFog(vec4 color, vec3 viewVec) -{ - //normalize view vector - vec3 view = normalize(viewVec); - float es = -view.z; - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - //get object depth - float depth = length(viewVec); - - //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); - return color * D + kc * L; -} +vec4 applyWaterFogViewLinearNoClip(vec3 pos, vec4 color, vec3 sunlit); void main() { vec4 color; - - //get detail normals - vec3 wave1 = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; - vec3 wave2 = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; - vec3 wave3 = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; + + //get detail normals + vec3 wave1 = texture(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2 = texture(bumpMap, littleWave.xy).xyz*2.0-1.0; + vec3 wave3 = texture(bumpMap, littleWave.zw).xyz*2.0-1.0; vec3 wavef = normalize(wave1+wave2+wave3); //figure out distortion vector (ripply) vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; distort = distort+wavef.xy*refScale; - - vec4 fb = texture2D(screenTex, distort); - frag_data[0] = vec4(fb.rgb, 1.0); // diffuse - frag_data[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec - frag_data[2] = vec4(encode_normal(wavef), 0.0, 0.0); // normalxyz, displace +#ifdef TRANSPARENT_WATER + vec4 fb = texture(screenTex, distort); +#else + vec4 fb = vec4(waterFogColorLinear, 0.0); +#endif + + frag_color = max(applyWaterFogViewLinearNoClip(vary_position, fb, vec3(1)), vec4(0)); } diff --git a/indra/newview/app_settings/shaders/class3/environment/waterF.glsl b/indra/newview/app_settings/shaders/class3/environment/waterF.glsl new file mode 100644 index 0000000000..ddade462be --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/environment/waterF.glsl @@ -0,0 +1,291 @@ +/** + * @file waterF.glsl + * + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2022, 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 + * $/LicenseInfo$ + */ + +// class3/environment/waterF.glsl + +out vec4 frag_color; + +#ifdef HAS_SUN_SHADOW +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); +#endif + +vec3 scaleSoftClipFragLinear(vec3 l); +vec3 atmosFragLightingLinear(vec3 light, vec3 additive, vec3 atten); +void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive); +vec4 applyWaterFogViewLinear(vec3 pos, vec4 color, vec3 sunlit); + +// PBR interface +vec2 BRDF(float NoV, float roughness); + +void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor); + +vec3 pbrIbl(vec3 diffuseColor, + vec3 specularColor, + vec3 radiance, // radiance map sample + vec3 irradiance, // irradiance map sample + float ao, // ambient occlusion factor + float nv, // normal dot view vector + float perceptualRoughness); + +vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 v, // surface point to camera + vec3 l); //surface point to light + +vec3 pbrBaseLight(vec3 diffuseColor, + vec3 specularColor, + float metallic, + vec3 pos, + vec3 norm, + float perceptualRoughness, + vec3 light_dir, + vec3 sunlit, + float scol, + vec3 radiance, + vec3 irradiance, + vec3 colorEmissive, + float ao, + vec3 additive, + vec3 atten); + +uniform sampler2D bumpMap; +uniform sampler2D bumpMap2; +uniform float blend_factor; +#ifdef TRANSPARENT_WATER +uniform sampler2D screenTex; +uniform sampler2D screenDepth; +#endif + +uniform sampler2D refTex; + +uniform float sunAngle; +uniform float sunAngle2; +uniform vec3 lightDir; +uniform vec3 specular; +uniform float lightExp; +uniform float refScale; +uniform float kd; +uniform vec2 screenRes; +uniform vec3 normScale; +uniform float fresnelScale; +uniform float fresnelOffset; +uniform float blurMultiplier; +uniform vec4 waterFogColor; +uniform vec3 waterFogColorLinear; + + +//bigWave is (refCoord.w, view.w); +in vec4 refCoord; +in vec4 littleWave; +in vec4 view; +in vec3 vary_position; +in vec3 vary_normal; +in vec3 vary_tangent; +in vec3 vary_light_dir; + +vec3 BlendNormal(vec3 bump1, vec3 bump2) +{ + vec3 n = mix(bump1, bump2, blend_factor); + return n; +} + +vec3 srgb_to_linear(vec3 col); +vec3 linear_to_srgb(vec3 col); + +vec3 vN, vT, vB; + +vec3 transform_normal(vec3 vNt) +{ + return normalize(vNt.x * vT + vNt.y * vB + vNt.z * vN); +} + +void sampleReflectionProbesWater(inout vec3 ambenv, inout vec3 glossenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, vec3 amblit_linear); + +vec3 getPositionWithNDC(vec3 ndc); + +void main() +{ + vN = vary_normal; + vT = vary_tangent; + vB = cross(vN, vT); + + vec3 pos = vary_position.xyz; + + float dist = length(pos.xyz); + + //normalize view vector + vec3 viewVec = normalize(pos.xyz); + + //get wave normals + vec2 bigwave = vec2(refCoord.w, view.w); + vec3 wave1_a = texture(bumpMap, bigwave, -2 ).xyz*2.0-1.0; + vec3 wave2_a = texture(bumpMap, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_a = texture(bumpMap, littleWave.zw).xyz*2.0-1.0; + + vec3 wave1_b = texture(bumpMap2, bigwave ).xyz*2.0-1.0; + vec3 wave2_b = texture(bumpMap2, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_b = texture(bumpMap2, littleWave.zw).xyz*2.0-1.0; + + //wave1_a = wave2_a = wave3_a = wave1_b = wave2_b = wave3_b = vec3(0,0,1); + + vec3 wave1 = BlendNormal(wave1_a, wave1_b); + vec3 wave2 = BlendNormal(wave2_a, wave2_b); + vec3 wave3 = BlendNormal(wave3_a, wave3_b); + + vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; + + //wave1 = transform_normal(wave1); + //wave2 = transform_normal(wave2); + //wave3 = transform_normal(wave3); + + vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5; + + vec3 waver = wavef*3; + + vec3 up = transform_normal(vec3(0,0,1)); + float vdu = -dot(viewVec, up)*2; + + vec3 wave_ibl = wavef; + wave_ibl.z *= 2.0; + wave_ibl = transform_normal(normalize(wave_ibl)); + + vec3 norm = transform_normal(normalize(wavef)); + + vdu = clamp(vdu, 0, 1); + wavef.z *= max(vdu*vdu*vdu, 0.1); + + wavef = normalize(wavef); + + //wavef = vec3(0, 0, 1); + wavef = transform_normal(wavef); + + float dist2 = dist; + dist = max(dist, 5.0); + + float dmod = sqrt(dist); + + //figure out distortion vector (ripply) + vec2 distort2 = distort + waver.xy * refScale / max(dmod, 1.0); + + distort2 = clamp(distort2, vec2(0), vec2(0.999)); + + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + float shadow = 1.0f; + +#ifdef HAS_SUN_SHADOW + shadow = sampleDirectionalShadow(pos.xyz, norm.xyz, distort); +#endif + + calcAtmosphericVarsLinear(pos.xyz, wavef, vary_light_dir, sunlit, amblit, additive, atten); + + vec3 sunlit_linear = srgb_to_linear(sunlit); + +#ifdef TRANSPARENT_WATER + vec4 fb = texture(screenTex, distort2); + float depth = texture(screenDepth, distort2).r; + vec3 refPos = getPositionWithNDC(vec3(distort2*2.0-vec2(1.0), depth*2.0-1.0)); + + if (refPos.z > pos.z-0.05) + { + //we sampled an above water sample, don't distort + distort2 = distort; + fb = texture(screenTex, distort2); + depth = texture(screenDepth, distort2).r; + refPos = getPositionWithNDC(vec3(distort2 * 2.0 - vec2(1.0), depth * 2.0 - 1.0)); + } + + fb = applyWaterFogViewLinear(refPos, fb, sunlit); +#else + vec4 fb = applyWaterFogViewLinear(viewVec*2048.0, vec4(1.0), sunlit_linear); +#endif + + // fudge sample on other side of water to be a tad darker + fb.rgb *= 0.75; + + float metallic = 0.0; + float perceptualRoughness = 0.05; + float gloss = 1.0 - perceptualRoughness; + + vec3 irradiance = vec3(0); + vec3 radiance = vec3(0); + sampleReflectionProbesWater(irradiance, radiance, distort2, pos.xyz, wave_ibl.xyz, gloss, amblit); + + irradiance = vec3(0); + + vec3 diffuseColor = vec3(0); + vec3 specularColor = vec3(0); + calcDiffuseSpecular(vec3(1), metallic, diffuseColor, specularColor); + + vec3 v = -normalize(pos.xyz); + + vec3 colorEmissive = vec3(0); + float ao = 1.0; + vec3 light_dir = transform_normal(lightDir); + + perceptualRoughness = 0.0; + metallic = 1.0; + + float NdotV = clamp(abs(dot(norm, v)), 0.001, 1.0); + + vec3 punctual = pbrPunctual(vec3(0), specularColor, 0.1, metallic, normalize(wavef+up*max(dist, 32.0)/32.0*(1.0-vdu)), v, normalize(light_dir)); + + vec3 color = punctual * sunlit_linear * 2.75 * shadow; + + vec3 ibl = pbrIbl(vec3(0), vec3(1), radiance, vec3(0), ao, NdotV, 0.0); + + color += ibl; + + float nv = clamp(abs(dot(norm.xyz, v)), 0.001, 1.0); + vec2 brdf = BRDF(clamp(nv, 0, 1), 1.0); + float f = 1.0-brdf.y; //1.0 - (brdf.x+brdf.y); + f *= 0.9; + f *= f; + + // incoming scale is [0, 1] with 0.5 being default + // shift to 0.5 to 1.5 + f *= (fresnelScale - 0.5)+1.0; + + // incoming offset is [0, 1] with 0.5 being default + // shift from -1 to 1 + f += (fresnelOffset - 0.5) * 2.0; + + f = clamp(f, 0, 1); + + color = ((1.0 - f) * color) + fb.rgb; + + color = atmosFragLightingLinear(color, additive, atten); + + float spec = min(max(max(punctual.r, punctual.g), punctual.b), 0.05); + + frag_color = max(vec4(color, spec), vec4(0)); +} + diff --git a/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl b/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl index 30ad493331..77bbbabfae 100644 --- a/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl +++ b/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl @@ -23,21 +23,13 @@ * $/LicenseInfo$ */ - - -// All lights, no specular highlights -vec3 atmosAmbient(); +// used for preview renders only vec4 sumLights(vec3 pos, vec3 norm, vec4 color); -float getAmbientClamp(); vec4 calcLighting(vec3 pos, vec3 norm, vec4 color) { vec4 c = sumLights(pos, norm, color); -#if !defined(AMBIENT_KILL) - c.rgb += atmosAmbient() * color.rgb * getAmbientClamp(); -#endif - return c; } diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl deleted file mode 100644 index 4b663dd5b2..0000000000 --- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl +++ /dev/null @@ -1,67 +0,0 @@ -/** - * @file class3\lighting\sumLightsV.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 - * $/LicenseInfo$ - */ - - -float calcDirectionalLight(vec3 n, vec3 l); -float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight); - -vec3 atmosAffectDirectionalLight(float lightIntensity); -vec3 scaleDownLight(vec3 light); - -uniform vec4 light_position[8]; -uniform vec3 light_direction[8]; -uniform vec4 light_attenuation[8]; -uniform vec3 light_diffuse[8]; - -vec4 sumLights(vec3 pos, vec3 norm, vec4 color) -{ - vec4 col = vec4(0.0, 0.0, 0.0, color.a); - - // Collect normal lights (need to be divided by two, as we later multiply by 2) - - // Collect normal lights - col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z); - col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z); - col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z); - col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z); - col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z); - col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z); - col.rgb += light_diffuse[1].rgb*calcDirectionalLight(norm, light_position[1].xyz); - col.rgb = scaleDownLight(col.rgb); - -#if defined(LOCAL_LIGHT_KILL) - col.rgb = vec3(0); -#endif - - // Add windlight lights -#if !defined(SUNLIGHT_KILL) - col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, light_position[0].xyz)); -#endif - - col.rgb = min(col.rgb*color.rgb, 1.0); - - return col; -} - diff --git a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl deleted file mode 100644 index c6ea3ec9d4..0000000000 --- a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl +++ /dev/null @@ -1,73 +0,0 @@ -/** - * @file class3\wl\advancedAtmoF.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 - * $/LicenseInfo$ - */ - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -in vec3 view_dir; - -uniform vec3 cameraPosLocal; -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); -vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 sun_dir, out vec3 transmittance); -vec3 GetSunAndSkyIlluminance(vec3 pos, vec3 norm, vec3 sun_dir, out vec3 sky_irradiance); - -void main() -{ - vec3 view_direction = normalize(view_dir); - - vec3 camPos = cameraPosLocal; - vec3 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; - - // If the view ray intersects the Sun, add the Sun radiance. - 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)); - - frag_color.rgb = radiance; - - frag_color.a = 1.0; -} - diff --git a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoV.glsl b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoV.glsl deleted file mode 100644 index 65bb00b1f6..0000000000 --- a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoV.glsl +++ /dev/null @@ -1,43 +0,0 @@ -/** - * @file class3\wl\advancedAtmoV.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 mat4 modelview_projection_matrix; - -ATTRIBUTE vec3 position; - -// Inputs -uniform vec3 camPosLocal; - -out vec3 view_dir; - -void main() -{ - // World / view / projection - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - - // this will be normalized in the frag shader... - view_dir = position.xyz - camPosLocal.xyz; -} - diff --git a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl deleted file mode 100644 index 2b70ba76dc..0000000000 --- a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl +++ /dev/null @@ -1,46 +0,0 @@ -/** - * @file class3\wl\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(); -vec3 scaleSoftClipFrag(vec3 light); - -uniform int no_atmo; - -vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) -{ - if (no_atmo == 1) - { - return light; - } - light *= atten.r; - light += additive; - return light * 2.0; -} - -vec3 atmosLighting(vec3 light) -{ - return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); -} diff --git a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl deleted file mode 100644 index b76192d73f..0000000000 --- a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl +++ /dev/null @@ -1,51 +0,0 @@ -/** - * @file class3\wl\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(); - -void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao); - -void calcAtmospherics(vec3 inPositionEye) { - - vec3 P = inPositionEye; - setPositionEye(P); - vec3 tmpsunlit = vec3(1); - vec3 tmpamblit = vec3(1); - vec3 tmpaddlit = vec3(1); - vec3 tmpattenlit = vec3(1); - calcAtmosphericVars(inPositionEye, vec3(0), 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit, true); - setSunlitColor(tmpsunlit); - setAmblitColor(tmpamblit); - setAdditiveColor(tmpaddlit); - setAtmosAttenuation(tmpattenlit); -} - diff --git a/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl deleted file mode 100644 index 545a32a227..0000000000 --- a/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl +++ /dev/null @@ -1,68 +0,0 @@ -/** - * @file class3\wl\transportF.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 - * $/LicenseInfo$ - */ - -////////////////////////////////////////////////////////// -// The fragment shader for the terrain atmospherics -////////////////////////////////////////////////////////// - -vec3 getAdditiveColor(); -vec3 getAtmosAttenuation(); - -uniform int no_atmo; - -vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) -{ - if (no_atmo == 1) - { - return light; - } - // fullbright responds minimally to atmos scatter effects - light *= min(15.0 * atten.r, 1.0); - light += (0.1 * additive); - return light * 2.0; -} - -vec3 atmosTransport(vec3 light) -{ - return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); -} - -vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) -{ - float brightness = dot(light.rgb, vec3(0.33333)); - return vec3(1,0,1); - //return atmosTransportFrag(light * 0.5, additive * (brightness * 0.5 + 0.5), atten); -} - -vec3 fullbrightAtmosTransport(vec3 light) -{ - return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); -} - -vec3 fullbrightShinyAtmosTransport(vec3 light) -{ - float brightness = dot(light.rgb, vec3(0.33333)); - return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * brightness), getAtmosAttenuation()); -} |