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Fix vertex color on OpenGL 3

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closes #14985
This commit is contained in:
sfan5 2024-09-28 11:08:42 +02:00
parent 700fbc803d
commit d6da80fe24
7 changed files with 6 additions and 26 deletions
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6
src/client/shader.cpp
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@ -561,7 +561,7 @@ ShaderInfo ShaderSource::generateShader(const std::string &name,
// Create shaders header
bool fully_programmable = driver->getDriverType() == video::EDT_OGLES2 || driver->getDriverType() == video::EDT_OPENGL3;
std::stringstream shaders_header;
std::ostringstream shaders_header;
shaders_header
<< std::noboolalpha
<< std::showpoint // for GLSL ES
@ -588,10 +588,14 @@ ShaderInfo ShaderSource::generateShader(const std::string &name,
attribute mediump vec4 inVertexTangent;
attribute mediump vec4 inVertexBinormal;
)";
// Our vertex color has components reversed compared to what OpenGL
// normally expects, so we need to take that into account.
vertex_header += "#define inVertexColor (inVertexColor.bgra)\n";
fragment_header = R"(
precision mediump float;
)";
} else {
/* legacy OpenGL driver */
shaders_header << R"(
#version 120
#define lowp