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Factorize matrix block uniform assignment

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This commit is contained in:
vlj 2014-09-09 17:27:10 +02:00
parent fbe2896460
commit cc141fc992
3 changed files with 436 additions and 577 deletions
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153
src/graphics/shaders.cpp
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@ -479,10 +479,6 @@ namespace UtilShader
glEnableVertexAttribArray(attrib_position);
glVertexAttribPointer(attrib_position, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), 0);
uniform_color = glGetUniformLocation(Program, "color");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
void ColoredLine::setUniforms(const irr::video::SColor &col)
@ -779,10 +775,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/encode_normal.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/object_pass1.frag").c_str());
AssignUniforms("ModelMatrix", "InverseModelMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "tex");
}
@ -793,10 +785,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/encode_normal.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/objectref_pass1.frag").c_str());
AssignUniforms("ModelMatrix", "InverseModelMatrix", "TextureMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "tex");
}
@ -807,7 +795,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/encode_normal.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/objectref_pass1.frag").c_str());
AssignUniforms("ModelMatrix", "InverseModelMatrix", "windDir");
AssignSamplerNames(Program, 0, "tex");
}
@ -818,10 +805,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/encode_normal.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/normalmap.frag").c_str());
AssignUniforms("ModelMatrix", "InverseModelMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 1, "normalMap", 0, "DiffuseForAlpha");
}
@ -835,9 +818,6 @@ namespace MeshShader
AssignUniforms();
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
InstancedObjectRefPass1Shader::InstancedObjectRefPass1Shader()
@ -850,9 +830,6 @@ namespace MeshShader
AssignUniforms();
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
InstancedGrassPass1Shader::InstancedGrassPass1Shader()
@ -863,11 +840,7 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/encode_normal.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_objectref_pass1.frag").c_str());
AssignUniforms("windDir");
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
InstancedNormalMapShader::InstancedNormalMapShader()
@ -878,10 +851,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/encode_normal.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_normalmap.frag").c_str());
AssignUniforms();
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "normalMap", 1, "DiffuseForAlpha");
}
@ -893,10 +862,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/object_pass2.frag").c_str());
AssignUniforms("ModelMatrix", "TextureMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "Albedo");
}
@ -908,12 +873,7 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_object_pass2.frag").c_str());
AssignUniforms();
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "Albedo");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
InstancedObjectRefPass2Shader::InstancedObjectRefPass2Shader()
@ -924,11 +884,7 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_objectref_pass2.frag").c_str());
AssignUniforms();
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "Albedo");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
DetailledObjectPass2Shader::DetailledObjectPass2Shader()
@ -938,9 +894,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/detailledobject_pass2.frag").c_str());
AssignUniforms("ModelMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "Albedo", 4, "Detail");
}
@ -952,11 +905,7 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_detailledobject_pass2.frag").c_str());
AssignUniforms();
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "Albedo", 4, "Detail");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
ObjectUnlitShader::ObjectUnlitShader()
@ -965,10 +914,6 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/object_pass.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/object_unlit.frag").c_str());
AssignUniforms("ModelMatrix", "TextureMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "tex");
}
@ -979,10 +924,6 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/instanced_object_pass.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_object_unlit.frag").c_str());
AssignUniforms();
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "tex");
}
@ -993,10 +934,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/objectref_pass2.frag").c_str());
AssignUniforms("ModelMatrix", "TextureMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "Albedo");
}
@ -1007,7 +944,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/grass_pass2.frag").c_str());
AssignUniforms("ModelMatrix", "windDir");
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "Albedo");
}
@ -1019,11 +955,7 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getLightFactor.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_grass_pass2.frag").c_str());
AssignUniforms("windDir", "SunDir");
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "dtex", 4, "Albedo");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
SphereMapShader::SphereMapShader()
@ -1034,10 +966,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getPosFromUVDepth.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/objectpass_spheremap.frag").c_str());
AssignUniforms("ModelMatrix", "InverseModelMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "tex");
}
@ -1050,10 +978,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getPosFromUVDepth.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/instanced_objectpass_spheremap.frag").c_str());
AssignUniforms();
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "DiffuseMap", 1, "SpecularMap", 2, "SSAO", 3, "tex");
}
@ -1106,10 +1030,6 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/object_pass.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/transparent.frag").c_str());
AssignUniforms("ModelMatrix", "TextureMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "tex");
}
@ -1119,10 +1039,6 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/object_pass.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/transparentfog.frag").c_str());
AssignUniforms("ModelMatrix", "TextureMatrix", "fogmax", "startH", "endH", "start", "end", "col");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "tex");
}
@ -1132,10 +1048,7 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/billboard.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/billboard.frag").c_str());
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignUniforms("ModelViewMatrix", "ProjectionMatrix", "Position", "Size");
AssignSamplerNames(Program, 0, "tex");
}
@ -1145,9 +1058,6 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/object_pass.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/colorize.frag").c_str());
AssignUniforms("ModelMatrix", "col");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
InstancedColorizeShader::InstancedColorizeShader()
@ -1157,9 +1067,6 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/glow_object.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/glow_object.frag").c_str());
AssignUniforms();
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
ShadowShader::ShadowShader()
@ -1181,8 +1088,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/white.frag").c_str());
}
AssignUniforms("layer", "ModelMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
RSMShader::RSMShader()
@ -1193,9 +1098,6 @@ namespace MeshShader
AssignUniforms("RSMMatrix", "ModelMatrix", "TextureMatrix");
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
InstancedRSMShader::InstancedRSMShader()
@ -1207,9 +1109,6 @@ namespace MeshShader
AssignUniforms("RSMMatrix");
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
SplattingRSMShader::SplattingRSMShader()
@ -1220,9 +1119,6 @@ namespace MeshShader
AssignUniforms("RSMMatrix", "ModelMatrix");
AssignSamplerNames(Program, 0, "tex_layout", 1, "tex_detail0", 2, "tex_detail1", 3, "tex_detail2", 4, "tex_detail3");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
InstancedShadowShader::InstancedShadowShader()
@ -1246,8 +1142,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/white.frag").c_str());
}
AssignUniforms("layer");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
RefShadowShader::RefShadowShader()
@ -1269,9 +1163,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/object_unlit.frag").c_str());
}
AssignUniforms("layer", "ModelMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "tex");
}
@ -1297,8 +1188,6 @@ namespace MeshShader
}
AssignUniforms("layer");
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
GrassShadowShader::GrassShadowShader()
@ -1320,9 +1209,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/object_unlit.frag").c_str());
}
AssignUniforms("layer", "ModelMatrix", "windDir");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
AssignSamplerNames(Program, 0, "tex");
}
@ -1348,10 +1234,7 @@ namespace MeshShader
}
AssignSamplerNames(Program, 0, "tex");
AssignUniforms("layer", "windDir");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
DisplaceMaskShader::DisplaceMaskShader()
@ -1360,9 +1243,6 @@ namespace MeshShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/displace.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/white.frag").c_str());
AssignUniforms("ModelMatrix");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
@ -1378,8 +1258,6 @@ namespace MeshShader
1, "color_tex",
2, "mask_tex",
3, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
SkyboxShader::SkyboxShader()
@ -1390,9 +1268,6 @@ namespace MeshShader
AssignUniforms("ModelMatrix");
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
glGenVertexArrays(1, &cubevao);
glBindVertexArray(cubevao);
glBindBuffer(GL_ARRAY_BUFFER, SharedObject::cubevbo);
@ -1409,9 +1284,6 @@ namespace MeshShader
GL_GEOMETRY_SHADER, file_manager->getAsset("shaders/normal_visualizer.geom").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/coloredquad.frag").c_str());
AssignUniforms("ModelMatrix", "InverseModelMatrix", "color");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
GLuint ViewFrustrumShader::Program;
@ -1427,9 +1299,6 @@ namespace MeshShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/coloredquad.frag").c_str());
attrib_position = glGetAttribLocation(Program, "Position");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
uniform_color = glGetUniformLocation(Program, "color");
uniform_idx = glGetUniformLocation(Program, "idx");
@ -1602,9 +1471,6 @@ namespace FullScreenShader
AssignUniforms();
AssignSamplerNames(Program, 0, "tex", 1, "dtex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
SunLightShader::SunLightShader()
@ -1618,9 +1484,6 @@ namespace FullScreenShader
AssignSamplerNames(Program, 0, "ntex", 1, "dtex");
AssignUniforms("direction", "col");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
DiffuseEnvMapShader::DiffuseEnvMapShader()
@ -1645,9 +1508,6 @@ namespace FullScreenShader
// Use 8 to circumvent a catalyst bug when binding sampler
AssignSamplerNames(Program, 0, "ntex", 1, "dtex", 8, "shadowtex");
AssignUniforms("direction", "col");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
RadianceHintsConstructionShader::RadianceHintsConstructionShader()
@ -1696,8 +1556,6 @@ namespace FullScreenShader
TU_SHG = 1;
TU_SHB = 2;
AssignTextureUnit(Program, TexUnit(TU_SHR, "SHR"), TexUnit(TU_SHG, "SHG"), TexUnit(TU_SHB, "SHB"));
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
GlobalIlluminationReconstructionShader::GlobalIlluminationReconstructionShader()
@ -1709,10 +1567,7 @@ namespace FullScreenShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/gi.frag").c_str());
AssignUniforms("RHMatrix", "InvRHMatrix", "extents");
AssignSamplerNames(Program, 0, "ntex", 1, "dtex", 2, "SHR", 3, "SHG", 4, "SHB");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
Gaussian17TapHShader::Gaussian17TapHShader()
@ -1721,7 +1576,6 @@ namespace FullScreenShader
GL_VERTEX_SHADER, file_manager->getAsset("shaders/screenquad.vert").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/bilateralH.frag").c_str());
AssignUniforms("pixel");
AssignSamplerNames(Program, 0, "tex", 1, "depth");
}
@ -1854,9 +1708,6 @@ namespace FullScreenShader
AssignSamplerNames(Program, 0, "dtex");
AssignUniforms("radius", "k", "sigma");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
FogShader::FogShader()
@ -1868,9 +1719,6 @@ namespace FullScreenShader
AssignUniforms("fogmax", "startH", "endH", "start", "end", "col");
AssignSamplerNames(Program, 0, "tex");
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
MotionBlurShader::MotionBlurShader()
@ -1880,7 +1728,6 @@ namespace FullScreenShader
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/utils/getPosFromUVDepth.frag").c_str(),
GL_FRAGMENT_SHADER, file_manager->getAsset("shaders/motion_blur.frag").c_str());
AssignUniforms("previous_viewproj", "center", "boost_amount", "mask_radius");
AssignSamplerNames(Program, 0, "color_buffer", 1, "dtex");
}

425
src/graphics/shaders.hpp
View File

@ -19,11 +19,9 @@
#include <IShaderConstantSetCallBack.h>
#include <IMeshSceneNode.h>
#include <vector>
#include "config/user_config.hpp"
#include "utils/singleton.hpp"
#include "gl_headers.hpp"
#include "shaders_util.hpp"
using namespace irr;
class ParticleSystemProxy;
@ -52,427 +50,6 @@ public:
};
}
bool needsUBO();
unsigned getGLSLVersion();
struct UniformHelper
{
template<unsigned N = 0>
static void setUniformsHelper(const std::vector<GLuint> &uniforms)
{
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const core::matrix4 &mat, Args... arg)
{
glUniformMatrix4fv(uniforms[N], 1, GL_FALSE, mat.pointer());
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const video::SColorf &col, Args... arg)
{
glUniform3f(uniforms[N], col.r, col.g, col.b);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const video::SColor &col, Args... arg)
{
glUniform4i(uniforms[N], col.getRed(), col.getGreen(), col.getBlue(), col.getAlpha());
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const core::vector3df &v, Args... arg)
{
glUniform3f(uniforms[N], v.X, v.Y, v.Z);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const core::vector2df &v, Args... arg)
{
glUniform2f(uniforms[N], v.X, v.Y);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const core::dimension2df &v, Args... arg)
{
glUniform2f(uniforms[N], v.Width, v.Height);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, float f, Args... arg)
{
glUniform1f(uniforms[N], f);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, int f, Args... arg)
{
glUniform1i(uniforms[N], f);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const std::vector<float> &v, Args... arg)
{
glUniform1fv(uniforms[N], v.size(), v.data());
setUniformsHelper<N + 1>(uniforms, arg...);
}
};
void bypassUBO(GLuint Program);
extern std::vector<void(*)()> CleanTable;
template<typename T, typename... Args>
class ShaderHelperSingleton : public Singleton<T>
{
protected:
std::vector<GLuint> uniforms;
void AssignUniforms_impl()
{
}
template<typename... U>
void AssignUniforms_impl(const char* name, U... rest)
{
uniforms.push_back(glGetUniformLocation(Program, name));
AssignUniforms_impl(rest...);
}
template<typename... U>
void AssignUniforms(U... rest)
{
static_assert(sizeof...(rest) == sizeof...(Args), "Count of Uniform's name mismatch");
AssignUniforms_impl(rest...);
}
public:
GLuint Program;
ShaderHelperSingleton()
{
CleanTable.push_back(this->kill);
}
~ShaderHelperSingleton()
{
glDeleteProgram(Program);
}
void setUniforms(const Args & ... args) const
{
if (needsUBO())
bypassUBO(Program);
UniformHelper::setUniformsHelper(uniforms, args...);
}
};
enum SamplerType {
Trilinear_Anisotropic_Filtered,
Semi_trilinear,
Bilinear_Filtered,
Bilinear_Clamped_Filtered,
Nearest_Filtered,
Shadow_Sampler,
Volume_Linear_Filtered,
Trilinear_cubemap,
};
void setTextureSampler(GLenum, GLuint, GLuint, GLuint);
template<SamplerType...tp>
struct CreateSamplers;
template<SamplerType...tp>
struct BindTexture;
template<>
struct CreateSamplers<>
{
static void exec(std::vector<unsigned> &, std::vector<GLenum> &e)
{}
};
template<>
struct BindTexture<>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{}
};
GLuint createNearestSampler();
template<SamplerType...tp>
struct CreateSamplers<Nearest_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createNearestSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureNearest(unsigned TU, unsigned tid);
template<SamplerType...tp>
struct BindTexture<Nearest_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureNearest(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createBilinearSampler();
template<SamplerType...tp>
struct CreateSamplers<Bilinear_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createBilinearSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureBilinear(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Bilinear_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureBilinear(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createBilinearClampedSampler();
template<SamplerType...tp>
struct CreateSamplers<Bilinear_Clamped_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createBilinearClampedSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureBilinearClamped(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Bilinear_Clamped_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureBilinearClamped(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createSemiTrilinearSampler();
template<SamplerType...tp>
struct CreateSamplers<Semi_trilinear, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createSemiTrilinearSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureSemiTrilinear(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Semi_trilinear, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureSemiTrilinear(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createTrilinearSampler();
template<SamplerType...tp>
struct CreateSamplers<Trilinear_Anisotropic_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createTrilinearSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureTrilinearAnisotropic(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct CreateSamplers<Trilinear_cubemap, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createTrilinearSampler());
e.push_back(GL_TEXTURE_CUBE_MAP);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindCubemapTrilinear(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Trilinear_cubemap, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindCubemapTrilinear(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
template<SamplerType...tp>
struct BindTexture<Trilinear_Anisotropic_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureTrilinearAnisotropic(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
template<SamplerType...tp>
struct CreateSamplers<Volume_Linear_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createBilinearSampler());
e.push_back(GL_TEXTURE_3D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureVolume(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Volume_Linear_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureVolume(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createShadowSampler();
template<SamplerType...tp>
struct CreateSamplers<Shadow_Sampler, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createShadowSampler());
e.push_back(GL_TEXTURE_2D_ARRAY);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureShadow(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Shadow_Sampler, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureShadow(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
template<SamplerType...tp>
class TextureRead
{
private:
template<unsigned N, typename...Args>
void AssignTextureNames_impl(GLuint)
{
static_assert(N == sizeof...(tp), "Wrong number of texture name");
}
template<unsigned N, typename...Args>
void AssignTextureNames_impl(GLuint Program, GLuint TexUnit, const char *name, Args...args)
{
GLuint location = glGetUniformLocation(Program, name);
TextureLocation.push_back(location);
glUniform1i(location, TexUnit);
TextureUnits.push_back(TexUnit);
AssignTextureNames_impl<N + 1>(Program, args...);
}
protected:
std::vector<GLuint> TextureUnits;
std::vector<GLenum> TextureType;
std::vector<GLenum> TextureLocation;
template<typename...Args>
void AssignSamplerNames(GLuint Program, Args...args)
{
CreateSamplers<tp...>::exec(SamplersId, TextureType);
glUseProgram(Program);
AssignTextureNames_impl<0>(Program, args...);
glUseProgram(0);
}
public:
std::vector<GLuint> SamplersId;
void SetTextureUnits(const std::vector<GLuint> &args)
{
assert(args.size() == sizeof...(tp) && "Too much texture unit provided");
if (getGLSLVersion() >= 330)
{
for (unsigned i = 0; i < args.size(); i++)
{
setTextureSampler(TextureType[i], TextureUnits[i], args[i], SamplersId[i]);
}
}
else
BindTexture<tp...>::exec(TextureUnits, args, 0);
}
~TextureRead()
{
for (unsigned i = 0; i < SamplersId.size(); i++)
glDeleteSamplers(1, &SamplersId[i]);
}
void SetTextureHandles(const std::vector<uint64_t> &args)
{
assert(args.size() == TextureLocation.size() && "Wrong Handle count");
for (unsigned i = 0; i < args.size(); i++)
{
if (args[i])
glUniformHandleui64ARB(TextureLocation[i], args[i]);
}
}
};
namespace MeshShader
{

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#ifndef SHADERS_UTIL_HPP
#define SHADERS_UTIL_HPP
#include "utils/singleton.hpp"
#include <vector>
#include <matrix4.h>
#include <SColor.h>
#include <vector3d.h>
#include "gl_headers.hpp"
bool needsUBO();
unsigned getGLSLVersion();
struct UniformHelper
{
template<unsigned N = 0>
static void setUniformsHelper(const std::vector<GLuint> &uniforms)
{
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const irr::core::matrix4 &mat, Args... arg)
{
glUniformMatrix4fv(uniforms[N], 1, GL_FALSE, mat.pointer());
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const irr::video::SColorf &col, Args... arg)
{
glUniform3f(uniforms[N], col.r, col.g, col.b);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const irr::video::SColor &col, Args... arg)
{
glUniform4i(uniforms[N], col.getRed(), col.getGreen(), col.getBlue(), col.getAlpha());
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const irr::core::vector3df &v, Args... arg)
{
glUniform3f(uniforms[N], v.X, v.Y, v.Z);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const irr::core::vector2df &v, Args... arg)
{
glUniform2f(uniforms[N], v.X, v.Y);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const irr::core::dimension2df &v, Args... arg)
{
glUniform2f(uniforms[N], v.Width, v.Height);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, float f, Args... arg)
{
glUniform1f(uniforms[N], f);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, int f, Args... arg)
{
glUniform1i(uniforms[N], f);
setUniformsHelper<N + 1>(uniforms, arg...);
}
template<unsigned N = 0, typename... Args>
static void setUniformsHelper(const std::vector<GLuint> &uniforms, const std::vector<float> &v, Args... arg)
{
glUniform1fv(uniforms[N], v.size(), v.data());
setUniformsHelper<N + 1>(uniforms, arg...);
}
};
void bypassUBO(GLuint Program);
extern std::vector<void(*)()> CleanTable;
template<typename T, typename... Args>
class ShaderHelperSingleton : public Singleton<T>
{
protected:
std::vector<GLuint> uniforms;
void AssignUniforms_impl()
{
GLuint uniform_ViewProjectionMatrixesUBO = glGetUniformBlockIndex(Program, "MatrixesData");
if (uniform_ViewProjectionMatrixesUBO != GL_INVALID_INDEX)
glUniformBlockBinding(Program, uniform_ViewProjectionMatrixesUBO, 0);
}
template<typename... U>
void AssignUniforms_impl(const char* name, U... rest)
{
uniforms.push_back(glGetUniformLocation(Program, name));
AssignUniforms_impl(rest...);
}
template<typename... U>
void AssignUniforms(U... rest)
{
static_assert(sizeof...(rest) == sizeof...(Args), "Count of Uniform's name mismatch");
AssignUniforms_impl(rest...);
}
public:
GLuint Program;
ShaderHelperSingleton()
{
CleanTable.push_back(this->kill);
}
~ShaderHelperSingleton()
{
glDeleteProgram(Program);
}
void setUniforms(const Args & ... args) const
{
if (needsUBO())
bypassUBO(Program);
UniformHelper::setUniformsHelper(uniforms, args...);
}
};
enum SamplerType {
Trilinear_Anisotropic_Filtered,
Semi_trilinear,
Bilinear_Filtered,
Bilinear_Clamped_Filtered,
Nearest_Filtered,
Shadow_Sampler,
Volume_Linear_Filtered,
Trilinear_cubemap,
};
void setTextureSampler(GLenum, GLuint, GLuint, GLuint);
template<SamplerType...tp>
struct CreateSamplers;
template<SamplerType...tp>
struct BindTexture;
template<>
struct CreateSamplers<>
{
static void exec(std::vector<unsigned> &, std::vector<GLenum> &e)
{}
};
template<>
struct BindTexture<>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{}
};
GLuint createNearestSampler();
template<SamplerType...tp>
struct CreateSamplers<Nearest_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createNearestSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureNearest(unsigned TU, unsigned tid);
template<SamplerType...tp>
struct BindTexture<Nearest_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureNearest(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createBilinearSampler();
template<SamplerType...tp>
struct CreateSamplers<Bilinear_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createBilinearSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureBilinear(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Bilinear_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureBilinear(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createBilinearClampedSampler();
template<SamplerType...tp>
struct CreateSamplers<Bilinear_Clamped_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createBilinearClampedSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureBilinearClamped(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Bilinear_Clamped_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureBilinearClamped(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createSemiTrilinearSampler();
template<SamplerType...tp>
struct CreateSamplers<Semi_trilinear, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createSemiTrilinearSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureSemiTrilinear(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Semi_trilinear, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureSemiTrilinear(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createTrilinearSampler();
template<SamplerType...tp>
struct CreateSamplers<Trilinear_Anisotropic_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createTrilinearSampler());
e.push_back(GL_TEXTURE_2D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureTrilinearAnisotropic(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct CreateSamplers<Trilinear_cubemap, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createTrilinearSampler());
e.push_back(GL_TEXTURE_CUBE_MAP);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindCubemapTrilinear(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Trilinear_cubemap, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindCubemapTrilinear(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
template<SamplerType...tp>
struct BindTexture<Trilinear_Anisotropic_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureTrilinearAnisotropic(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
template<SamplerType...tp>
struct CreateSamplers<Volume_Linear_Filtered, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createBilinearSampler());
e.push_back(GL_TEXTURE_3D);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureVolume(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Volume_Linear_Filtered, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureVolume(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
GLuint createShadowSampler();
template<SamplerType...tp>
struct CreateSamplers<Shadow_Sampler, tp...>
{
static void exec(std::vector<unsigned> &v, std::vector<GLenum> &e)
{
v.push_back(createShadowSampler());
e.push_back(GL_TEXTURE_2D_ARRAY);
CreateSamplers<tp...>::exec(v, e);
}
};
void BindTextureShadow(unsigned TU, unsigned tex);
template<SamplerType...tp>
struct BindTexture<Shadow_Sampler, tp...>
{
static void exec(const std::vector<unsigned> &TU, const std::vector<unsigned> &TexId, unsigned N)
{
BindTextureShadow(TU[N], TexId[N]);
BindTexture<tp...>::exec(TU, TexId, N + 1);
}
};
template<SamplerType...tp>
class TextureRead
{
private:
template<unsigned N, typename...Args>
void AssignTextureNames_impl(GLuint)
{
static_assert(N == sizeof...(tp), "Wrong number of texture name");
}
template<unsigned N, typename...Args>
void AssignTextureNames_impl(GLuint Program, GLuint TexUnit, const char *name, Args...args)
{
GLuint location = glGetUniformLocation(Program, name);
TextureLocation.push_back(location);
glUniform1i(location, TexUnit);
TextureUnits.push_back(TexUnit);
AssignTextureNames_impl<N + 1>(Program, args...);
}
protected:
std::vector<GLuint> TextureUnits;
std::vector<GLenum> TextureType;
std::vector<GLenum> TextureLocation;
template<typename...Args>
void AssignSamplerNames(GLuint Program, Args...args)
{
CreateSamplers<tp...>::exec(SamplersId, TextureType);
glUseProgram(Program);
AssignTextureNames_impl<0>(Program, args...);
glUseProgram(0);
}
public:
std::vector<GLuint> SamplersId;
void SetTextureUnits(const std::vector<GLuint> &args)
{
assert(args.size() == sizeof...(tp) && "Too much texture unit provided");
if (getGLSLVersion() >= 330)
{
for (unsigned i = 0; i < args.size(); i++)
{
setTextureSampler(TextureType[i], TextureUnits[i], args[i], SamplersId[i]);
}
}
else
BindTexture<tp...>::exec(TextureUnits, args, 0);
}
~TextureRead()
{
for (unsigned i = 0; i < SamplersId.size(); i++)
glDeleteSamplers(1, &SamplersId[i]);
}
void SetTextureHandles(const std::vector<uint64_t> &args)
{
assert(args.size() == TextureLocation.size() && "Wrong Handle count");
for (unsigned i = 0; i < args.size(); i++)
{
if (args[i])
glUniformHandleui64ARB(TextureLocation[i], args[i]);
}
}
};
#endif