diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/interface')
13 files changed, 598 insertions, 26 deletions
diff --git a/indra/newview/app_settings/shaders/class1/interface/downsampleDepthRectF.glsl b/indra/newview/app_settings/shaders/class1/interface/downsampleDepthRectF.glsl index cff8d9d50f..99662097bb 100644 --- a/indra/newview/app_settings/shaders/class1/interface/downsampleDepthRectF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/downsampleDepthRectF.glsl @@ -33,7 +33,7 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif -uniform sampler2DRect depthMap; +uniform sampler2D depthMap; VARYING vec2 tc0; VARYING vec2 tc1; @@ -48,22 +48,22 @@ VARYING vec2 tc8; void main() { vec4 depth1 = - vec4(texture2DRect(depthMap, tc0).r, - texture2DRect(depthMap, tc1).r, - texture2DRect(depthMap, tc2).r, - texture2DRect(depthMap, tc3).r); + vec4(texture2D(depthMap, tc0).r, + texture2D(depthMap, tc1).r, + texture2D(depthMap, tc2).r, + texture2D(depthMap, tc3).r); vec4 depth2 = - vec4(texture2DRect(depthMap, tc4).r, - texture2DRect(depthMap, tc5).r, - texture2DRect(depthMap, tc6).r, - texture2DRect(depthMap, tc7).r); + vec4(texture2D(depthMap, tc4).r, + texture2D(depthMap, tc5).r, + texture2D(depthMap, tc6).r, + texture2D(depthMap, tc7).r); depth1 = min(depth1, depth2); float depth = min(depth1.x, depth1.y); depth = min(depth, depth1.z); depth = min(depth, depth1.w); - depth = min(depth, texture2DRect(depthMap, tc8).r); + depth = min(depth, texture2D(depthMap, tc8).r); gl_FragDepth = depth; } diff --git a/indra/newview/app_settings/shaders/class1/interface/downsampleDepthV.glsl b/indra/newview/app_settings/shaders/class1/interface/downsampleDepthV.glsl index 71d80911d6..e104377037 100644 --- a/indra/newview/app_settings/shaders/class1/interface/downsampleDepthV.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/downsampleDepthV.glsl @@ -45,7 +45,7 @@ void main() { gl_Position = vec4(position, 1.0); - vec2 tc = (position.xy*0.5+0.5)*screen_res; + vec2 tc = (position.xy*0.5+0.5); tc0 = tc+vec2(-delta.x,-delta.y); tc1 = tc+vec2(0,-delta.y); tc2 = tc+vec2(delta.x,-delta.y); diff --git a/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl b/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl index b5bbbb5c73..0b4680767a 100644 --- a/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl @@ -34,7 +34,7 @@ out vec4 frag_color; #endif uniform sampler2D glowMap; -uniform sampler2DRect screenMap; +uniform sampler2D screenMap; VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; @@ -42,5 +42,5 @@ VARYING vec2 vary_texcoord1; void main() { frag_color = texture2D(glowMap, vary_texcoord0.xy) + - texture2DRect(screenMap, vary_texcoord1.xy); + texture2D(screenMap, vary_texcoord1.xy); } diff --git a/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAF.glsl b/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAF.glsl index a9e7ea1de8..6a4c2ca623 100644 --- a/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAF.glsl @@ -33,14 +33,14 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif -uniform sampler2DRect diffuseRect; +uniform sampler2D diffuseRect; uniform vec2 screen_res; VARYING vec2 vary_tc; void main() { - vec3 col = texture2DRect(diffuseRect, vary_tc*screen_res).rgb; + vec3 col = texture2D(diffuseRect, vary_tc).rgb; frag_color = vec4(col.rgb, dot(col.rgb, vec3(0.299, 0.587, 0.144))); } diff --git a/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAV.glsl b/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAV.glsl index 058f3b1b82..48aab1ce21 100644 --- a/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAV.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAV.glsl @@ -23,7 +23,6 @@ * $/LicenseInfo$ */ -uniform mat4 modelview_projection_matrix; ATTRIBUTE vec3 position; @@ -31,7 +30,7 @@ VARYING vec2 vary_tc; void main() { - vec4 pos = modelview_projection_matrix*vec4(position.xyz, 1.0); + vec4 pos = vec4(position.xyz, 1.0); gl_Position = pos; vary_tc = pos.xy*0.5+0.5; diff --git a/indra/newview/app_settings/shaders/class1/interface/glowcombineV.glsl b/indra/newview/app_settings/shaders/class1/interface/glowcombineV.glsl index f7970b7f78..e08284f762 100644 --- a/indra/newview/app_settings/shaders/class1/interface/glowcombineV.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineV.glsl @@ -34,7 +34,7 @@ VARYING vec2 vary_texcoord1; void main() { - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + gl_Position = vec4(position.xyz, 1.0); vary_texcoord0 = texcoord0; vary_texcoord1 = texcoord1; } diff --git a/indra/newview/app_settings/shaders/class1/interface/irradianceGenF.glsl b/indra/newview/app_settings/shaders/class1/interface/irradianceGenF.glsl new file mode 100644 index 0000000000..feaf562686 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/interface/irradianceGenF.glsl @@ -0,0 +1,227 @@ +/** + * @file irradianceGenF.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]*/ + + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform samplerCubeArray reflectionProbes; +uniform int sourceIdx; + +VARYING vec3 vary_dir; + + +// Code below is derived from the Khronos GLTF Sample viewer: +// https://github.com/KhronosGroup/glTF-Sample-Viewer/blob/master/source/shaders/ibl_filtering.frag + + +#define MATH_PI 3.1415926535897932384626433832795 + +float u_roughness = 1.0; +int u_sampleCount = 16; +float u_lodBias = 2.0; +int u_width = 64; + +// Hammersley Points on the Hemisphere +// CC BY 3.0 (Holger Dammertz) +// http://holger.dammertz.org/stuff/notes_HammersleyOnHemisphere.html +// with adapted interface +float radicalInverse_VdC(uint bits) +{ + bits = (bits << 16u) | (bits >> 16u); + bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u); + bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u); + bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u); + bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u); + return float(bits) * 2.3283064365386963e-10; // / 0x100000000 +} + +// hammersley2d describes a sequence of points in the 2d unit square [0,1)^2 +// that can be used for quasi Monte Carlo integration +vec2 hammersley2d(int i, int N) { + return vec2(float(i)/float(N), radicalInverse_VdC(uint(i))); +} + +// Hemisphere Sample + +// TBN generates a tangent bitangent normal coordinate frame from the normal +// (the normal must be normalized) +mat3 generateTBN(vec3 normal) +{ + vec3 bitangent = vec3(0.0, 1.0, 0.0); + + float NdotUp = dot(normal, vec3(0.0, 1.0, 0.0)); + float epsilon = 0.0000001; + /*if (1.0 - abs(NdotUp) <= epsilon) + { + // Sampling +Y or -Y, so we need a more robust bitangent. + if (NdotUp > 0.0) + { + bitangent = vec3(0.0, 0.0, 1.0); + } + else + { + bitangent = vec3(0.0, 0.0, -1.0); + } + }*/ + + vec3 tangent = normalize(cross(bitangent, normal)); + bitangent = cross(normal, tangent); + + return mat3(tangent, bitangent, normal); +} + +struct MicrofacetDistributionSample +{ + float pdf; + float cosTheta; + float sinTheta; + float phi; +}; + +MicrofacetDistributionSample Lambertian(vec2 xi, float roughness) +{ + MicrofacetDistributionSample lambertian; + + // Cosine weighted hemisphere sampling + // http://www.pbr-book.org/3ed-2018/Monte_Carlo_Integration/2D_Sampling_with_Multidimensional_Transformations.html#Cosine-WeightedHemisphereSampling + lambertian.cosTheta = sqrt(1.0 - xi.y); + lambertian.sinTheta = sqrt(xi.y); // equivalent to `sqrt(1.0 - cosTheta*cosTheta)`; + lambertian.phi = 2.0 * MATH_PI * xi.x; + + lambertian.pdf = lambertian.cosTheta / MATH_PI; // evaluation for solid angle, therefore drop the sinTheta + + return lambertian; +} + + +// getImportanceSample returns an importance sample direction with pdf in the .w component +vec4 getImportanceSample(int sampleIndex, vec3 N, float roughness) +{ + // generate a quasi monte carlo point in the unit square [0.1)^2 + vec2 xi = hammersley2d(sampleIndex, u_sampleCount); + + MicrofacetDistributionSample importanceSample; + + // generate the points on the hemisphere with a fitting mapping for + // the distribution (e.g. lambertian uses a cosine importance) + importanceSample = Lambertian(xi, roughness); + + // transform the hemisphere sample to the normal coordinate frame + // i.e. rotate the hemisphere to the normal direction + vec3 localSpaceDirection = normalize(vec3( + importanceSample.sinTheta * cos(importanceSample.phi), + importanceSample.sinTheta * sin(importanceSample.phi), + importanceSample.cosTheta + )); + mat3 TBN = generateTBN(N); + vec3 direction = TBN * localSpaceDirection; + + return vec4(direction, importanceSample.pdf); +} + +// Mipmap Filtered Samples (GPU Gems 3, 20.4) +// https://developer.nvidia.com/gpugems/gpugems3/part-iii-rendering/chapter-20-gpu-based-importance-sampling +// https://cgg.mff.cuni.cz/~jaroslav/papers/2007-sketch-fis/Final_sap_0073.pdf +float computeLod(float pdf) +{ + // // Solid angle of current sample -- bigger for less likely samples + // float omegaS = 1.0 / (float(u_sampleCount) * pdf); + // // Solid angle of texel + // // note: the factor of 4.0 * MATH_PI + // float omegaP = 4.0 * MATH_PI / (6.0 * float(u_width) * float(u_width)); + // // Mip level is determined by the ratio of our sample's solid angle to a texel's solid angle + // // note that 0.5 * log2 is equivalent to log4 + // float lod = 0.5 * log2(omegaS / omegaP); + + // babylon introduces a factor of K (=4) to the solid angle ratio + // this helps to avoid undersampling the environment map + // this does not appear in the original formulation by Jaroslav Krivanek and Mark Colbert + // log4(4) == 1 + // lod += 1.0; + + // We achieved good results by using the original formulation from Krivanek & Colbert adapted to cubemaps + + // https://cgg.mff.cuni.cz/~jaroslav/papers/2007-sketch-fis/Final_sap_0073.pdf + float lod = 0.5 * log2( 6.0 * float(u_width) * float(u_width) / (float(u_sampleCount) * pdf)); + + + return lod; +} + +vec4 filterColor(vec3 N) +{ + //return textureLod(uCubeMap, N, 3.0).rgb; + vec4 color = vec4(0.f); + float weight = 0.0f; + + for(int i = 0; i < u_sampleCount; ++i) + { + vec4 importanceSample = getImportanceSample(i, N, 1.0); + + vec3 H = vec3(importanceSample.xyz); + float pdf = importanceSample.w; + + // mipmap filtered samples (GPU Gems 3, 20.4) + float lod = computeLod(pdf); + + // apply the bias to the lod + lod += u_lodBias; + + lod = clamp(lod, 0, 6); + // sample lambertian at a lower resolution to avoid fireflies + vec4 lambertian = textureLod(reflectionProbes, vec4(H, sourceIdx), lod); + + color += lambertian; + } + + if(weight != 0.0f) + { + color /= weight; + } + else + { + color /= float(u_sampleCount); + } + + return color; +} + +// entry point +void main() +{ + vec4 color = vec4(0); + + color = filterColor(vary_dir); + + frag_color = color; +} + diff --git a/indra/newview/app_settings/shaders/class1/interface/irradianceGenV.glsl b/indra/newview/app_settings/shaders/class1/interface/irradianceGenV.glsl new file mode 100644 index 0000000000..5190abf17c --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/interface/irradianceGenV.glsl @@ -0,0 +1,38 @@ +/** + * @file irradianceGenV.glsl + * + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ + * 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_matrix; + +ATTRIBUTE vec3 position; + +VARYING vec3 vary_dir; + +void main() +{ + gl_Position = vec4(position, 1.0); + + vary_dir = vec3(modelview_matrix * vec4(position, 1.0)).xyz; +} + diff --git a/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl b/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl index db130e456c..f5d2804c7f 100644 --- a/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl @@ -23,13 +23,13 @@ * $/LicenseInfo$ */ -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif +out vec4 frag_data[4]; void main() { - frag_color = vec4(1,1,1,1); + // emissive red PBR material for debugging + frag_data[0] = vec4(0, 0, 0, 0); + frag_data[1] = vec4(0, 0, 0, 0); + frag_data[2] = vec4(1, 0, 0, GBUFFER_FLAG_HAS_PBR); + frag_data[3] = vec4(1, 0, 0, 0); } diff --git a/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl b/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl new file mode 100644 index 0000000000..858052281b --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl @@ -0,0 +1,170 @@ +/** + * @file radianceGenF.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 samplerCubeArray reflectionProbes; +uniform int sourceIdx; + +VARYING vec3 vary_dir; + +//uniform float roughness; + +uniform float mipLevel; +uniform int u_width; + +// ============================================================================================================= +// Parts of this file are (c) 2018 Sascha Willems +// SNIPPED FROM https://github.com/SaschaWillems/Vulkan-glTF-PBR/blob/master/data/shaders/prefilterenvmap.frag +/* +MIT License + +Copyright (c) 2018 Sascha Willems + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ +// ============================================================================================================= + +const float PI = 3.1415926536; + +// Based omn http://byteblacksmith.com/improvements-to-the-canonical-one-liner-glsl-rand-for-opengl-es-2-0/ +float random(vec2 co) +{ + float a = 12.9898; + float b = 78.233; + float c = 43758.5453; + float dt= dot(co.xy ,vec2(a,b)); + float sn= mod(dt,3.14); + return fract(sin(sn) * c); +} + +vec2 hammersley2d(uint i, uint N) +{ + // Radical inverse based on http://holger.dammertz.org/stuff/notes_HammersleyOnHemisphere.html + uint bits = (i << 16u) | (i >> 16u); + bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u); + bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u); + bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u); + bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u); + float rdi = float(bits) * 2.3283064365386963e-10; + return vec2(float(i) /float(N), rdi); +} + +// Based on http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_slides.pdf +vec3 importanceSample_GGX(vec2 Xi, float roughness, vec3 normal) +{ + // Maps a 2D point to a hemisphere with spread based on roughness + float alpha = roughness * roughness; + float phi = 2.0 * PI * Xi.x + random(normal.xz) * 0.1; + float cosTheta = sqrt((1.0 - Xi.y) / (1.0 + (alpha*alpha - 1.0) * Xi.y)); + float sinTheta = sqrt(1.0 - cosTheta * cosTheta); + vec3 H = vec3(sinTheta * cos(phi), sinTheta * sin(phi), cosTheta); + + // Tangent space + vec3 up = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0); + vec3 tangentX = normalize(cross(up, normal)); + vec3 tangentY = normalize(cross(normal, tangentX)); + + // Convert to world Space + return normalize(tangentX * H.x + tangentY * H.y + normal * H.z); +} + +// Normal Distribution function +float D_GGX(float dotNH, float roughness) +{ + float alpha = roughness * roughness; + float alpha2 = alpha * alpha; + float denom = dotNH * dotNH * (alpha2 - 1.0) + 1.0; + return (alpha2)/(PI * denom*denom); +} + +vec4 prefilterEnvMap(vec3 R) +{ + vec3 N = R; + vec3 V = R; + vec4 color = vec4(0.0); + float totalWeight = 0.0; + float envMapDim = u_width; + int numSamples = 4; + + float numMips = 6.0; + + float roughness = mipLevel/numMips; + + numSamples = max(int(numSamples*roughness), 1); + + for(uint i = 0u; i < numSamples; i++) { + vec2 Xi = hammersley2d(i, numSamples); + vec3 H = importanceSample_GGX(Xi, roughness, N); + vec3 L = 2.0 * dot(V, H) * H - V; + float dotNL = clamp(dot(N, L), 0.0, 1.0); + if(dotNL > 0.0) { + // Filtering based on https://placeholderart.wordpress.com/2015/07/28/implementation-notes-runtime-environment-map-filtering-for-image-based-lighting/ + + float dotNH = clamp(dot(N, H), 0.0, 1.0); + float dotVH = clamp(dot(V, H), 0.0, 1.0); + + // Probability Distribution Function + float pdf = D_GGX(dotNH, roughness) * dotNH / (4.0 * dotVH) + 0.0001; + // Slid angle of current smple + float omegaS = 1.0 / (float(numSamples) * pdf); + // Solid angle of 1 pixel across all cube faces + float omegaP = 4.0 * PI / (6.0 * envMapDim * envMapDim); + // Biased (+1.0) mip level for better result + float mip = roughness == 0.0 ? 0.0 : clamp(0.5 * log2(omegaS / omegaP) + 1.0, 0.0f, numMips); + //float mip = clamp(0.5 * log2(omegaS / omegaP) + 1.0, 0.0f, 7.f); + color += textureLod(reflectionProbes, vec4(L,sourceIdx), mip) * dotNL; + totalWeight += dotNL; + + } + } + return (color / totalWeight); +} + +void main() +{ + vec3 N = normalize(vary_dir); + frag_color = prefilterEnvMap(N); +} +// ============================================================================================================= diff --git a/indra/newview/app_settings/shaders/class1/interface/radianceGenV.glsl b/indra/newview/app_settings/shaders/class1/interface/radianceGenV.glsl new file mode 100644 index 0000000000..5f5d9396ff --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/interface/radianceGenV.glsl @@ -0,0 +1,38 @@ +/** + * @file radianceGenV.glsl + * + * $LicenseInfo:firstyear=2022&license=viewerlgpl$ + * 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_matrix; + +ATTRIBUTE vec3 position; + +VARYING vec3 vary_dir; + +void main() +{ + gl_Position = vec4(position, 1.0); + + vary_dir = vec3(modelview_matrix * vec4(position, 1.0)).xyz; +} + diff --git a/indra/newview/app_settings/shaders/class1/interface/reflectionmipF.glsl b/indra/newview/app_settings/shaders/class1/interface/reflectionmipF.glsl new file mode 100644 index 0000000000..a9c28b2974 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/interface/reflectionmipF.glsl @@ -0,0 +1,100 @@ +/** + * @file reflectionmipF.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 + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +// NOTE screenMap should always be texture channel 0 and +// depthmap should always be channel 1 +uniform sampler2D diffuseRect; +uniform sampler2D depthMap; + +uniform float resScale; +uniform float znear; +uniform float zfar; + +VARYING vec2 vary_texcoord0; + +// get linear depth value given a depth buffer sample d and znear and zfar values +float linearDepth(float d, float znear, float zfar); + +void main() +{ +#if 0 + float w[9]; + + float c = 1.0/16.0; //corner weight + float e = 1.0/8.0; //edge weight + float m = 1.0/4.0; //middle weight + + //float wsum = c*4+e*4+m; + + w[0] = c; w[1] = e; w[2] = c; + w[3] = e; w[4] = m; w[5] = e; + w[6] = c; w[7] = e; w[8] = c; + + vec2 tc[9]; + + float ed = 1; + float cd = 1; + + + tc[0] = vec2(-cd, cd); tc[1] = vec2(0, ed); tc[2] = vec2(cd, cd); + tc[3] = vec2(-ed, 0); tc[4] = vec2(0, 0); tc[5] = vec2(ed, 0); + tc[6] = vec2(-cd, -cd); tc[7] = vec2(0, -ed); tc[8] = vec2(cd, -1); + + vec3 color = vec3(0,0,0); + + for (int i = 0; i < 9; ++i) + { + color += texture2D(screenMap, vary_texcoord0.xy+tc[i]).rgb * w[i]; + //color += texture2D(screenMap, vary_texcoord0.xy+tc[i]*2.0).rgb * w[i]*0.5; + } + + //color /= wsum; + + frag_color = vec4(color, 1.0); +#else + float depth = texture(depthMap, vary_texcoord0.xy).r; + float dist = linearDepth(depth, znear, zfar); + + // convert linear depth to distance + vec3 v; + v.xy = vary_texcoord0.xy / 512.0 * 2.0 - 1.0; + v.z = 1.0; + v = normalize(v); + dist /= v.z; + + vec3 col = texture2D(diffuseRect, vary_texcoord0.xy).rgb; + frag_color = vec4(col, dist/256.0); +#endif +} diff --git a/indra/newview/app_settings/shaders/class1/interface/splattexturerectF.glsl b/indra/newview/app_settings/shaders/class1/interface/splattexturerectF.glsl index 7614075cfd..bf6c1b355c 100644 --- a/indra/newview/app_settings/shaders/class1/interface/splattexturerectF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/splattexturerectF.glsl @@ -33,12 +33,12 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif -uniform sampler2DRect screenMap; +uniform sampler2D screenMap; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; void main() { - frag_color = texture2DRect(screenMap, vary_texcoord0.xy) * vertex_color; + frag_color = texture2D(screenMap, vary_texcoord0.xy) * vertex_color; } |