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Don't fetch GL_DRAW_BUFFERn for values above GL_MAX_DRAW_BUFFERS

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baldurk
2018-11-12 15:11:21 +00:00
parent fd249cf843
commit 2b8be077fa
1 changed files with 10 additions and 2 deletions
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renderdoc/driver/gl/gl_initstate.cpp
+10 -2
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@@ -248,8 +248,16 @@ void GLResourceManager::ContextPrepare_InitialState(GLResource res)
}
}
for(int i = 0; i < (int)ARRAY_COUNT(data.DrawBuffers); i++)
GL.glGetIntegerv(GLenum(eGL_DRAW_BUFFER0 + i), (GLint *)&data.DrawBuffers[i]);
GLuint maxDraws = 0;
GL.glGetIntegerv(eGL_MAX_DRAW_BUFFERS, (GLint *)&maxDraws);
for(GLuint i = 0; i < (GLuint)ARRAY_COUNT(data.DrawBuffers); i++)
{
if(i < maxDraws)
GL.glGetIntegerv(GLenum(eGL_DRAW_BUFFER0 + i), (GLint *)&data.DrawBuffers[i]);
else
data.DrawBuffers[i] = eGL_COLOR_ATTACHMENT0;
}
GL.glGetIntegerv(eGL_READ_BUFFER, (GLint *)&data.ReadBuffer);