diff options
Diffstat (limited to 'indra/llrender/llrender.cpp')
| -rw-r--r-- | indra/llrender/llrender.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp index 70df1dd1d1..d72918b15d 100644 --- a/indra/llrender/llrender.cpp +++ b/indra/llrender/llrender.cpp @@ -1168,6 +1168,11 @@ void LLRender::setAlphaRejectSettings(eCompareFunc func, F32 value) { flush(); + if (LLGLSLShader::sNoFixedFunction) + { //glAlphaFunc is deprecated in OpenGL 3.3 + return; + } + if (mCurrAlphaFunc != func || mCurrAlphaFuncVal != value) { @@ -1182,6 +1187,30 @@ void LLRender::setAlphaRejectSettings(eCompareFunc func, F32 value) glAlphaFunc(sGLCompareFunc[func], value); } } + + if (gDebugGL) + { //make sure cached state is correct + GLint cur_func = 0; + glGetIntegerv(GL_ALPHA_TEST_FUNC, &cur_func); + + if (func == CF_DEFAULT) + { + func = CF_GREATER; + } + + if (cur_func != sGLCompareFunc[func]) + { + llerrs << "Alpha test function corrupted!" << llendl; + } + + F32 ref = 0.f; + glGetFloatv(GL_ALPHA_TEST_REF, &ref); + + if (ref != value) + { + llerrs << "Alpha test value corrupted!" << llendl; + } + } } void LLRender::blendFunc(eBlendFactor sfactor, eBlendFactor dfactor) |