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Work around Intel driver bug on Win 8.1 and older

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sfan5 2024-11-10 13:11:02 +01:00 committed by Lars Müller
parent 7557a287e5
commit 8b27340b2e
1 changed files with 8 additions and 4 deletions
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12
irr/src/COpenGLSLMaterialRenderer.cpp
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@ -401,8 +401,10 @@ bool COpenGLSLMaterialRenderer::linkProgram()
#endif #endif
if (maxlen == 0) { if (maxlen == 0) {
os::Printer::log("GLSL (> 2.x): failed to retrieve uniform information", ELL_ERROR); // Intel driver bug that seems to primarily happen on Win 8.1 or older:
return false; // There are >0 uniforms yet the driver reports a max name length of 0.
os::Printer::log("GLSL (> 2.x): failed to retrieve uniform information", ELL_WARNING);
maxlen = 256; // hope that this is enough
} }
// seems that some implementations use an extra null terminator // seems that some implementations use an extra null terminator
@ -471,8 +473,10 @@ bool COpenGLSLMaterialRenderer::linkProgram()
#endif #endif
if (maxlen == 0) { if (maxlen == 0) {
os::Printer::log("GLSL: failed to retrieve uniform information", ELL_ERROR); // Intel driver bug that seems to primarily happen on Win 8.1 or older:
return false; // There are >0 uniforms yet the driver reports a max name length of 0.
os::Printer::log("GLSL: failed to retrieve uniform information", ELL_WARNING);
maxlen = 256; // hope that this is enough
} }
// seems that some implementations use an extra null terminator // seems that some implementations use an extra null terminator