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Code Issues 150 Wiki Activity

Give the prefiltered environment map a texture unit of its own

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Hirek
2026-10-17 02:16:58 +02:00
parent 97112b143b
commit c4da5c9867
1 changed files with 3 additions and 0 deletions
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3
gl/shader.cpp
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@@ -275,6 +275,9 @@ void gl::program::init()
glUniform1i(glGetUniformLocation(*this, "shadowmap"), gl::SHADOW_TEX);
glUniform1i(glGetUniformLocation(*this, "envmap"), gl::ENV_TEX);
glUniform1i(glGetUniformLocation(*this, "headlightmap"), gl::HEADLIGHT_TEX);
// the prefiltered environment map (envmapping.glsl); without a unit of its own the cube sampler would share unit 0 with
// the 2d diffuse texture of the materials, which makes their draws fail (GL_INVALID_OPERATION)
glUniform1i(glGetUniformLocation(*this, "envmap_ggx"), gl::ENV_GGX_TEX);
GLuint index;