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gl: Workaround to detect opengl driver caps for intel

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kd-11 2017-05-12 19:33:07 +03:00
parent 7460bdfb1b
commit d24ba0da90
1 changed files with 27 additions and 0 deletions
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27
rpcs3/Emu/RSX/GL/GLHelpers.h
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@ -129,6 +129,33 @@ namespace gl
}
}
//Workaround for intel drivers which have terrible capability reporting
std::string vendor_string = (const char*)glGetString(GL_VENDOR);
std::transform(vendor_string.begin(), vendor_string.end(), vendor_string.begin(), ::tolower);
if (vendor_string.find("intel"))
{
int version_major = 0;
int version_minor = 0;
glGetIntegerv(GL_MAJOR_VERSION, &version_major);
glGetIntegerv(GL_MINOR_VERSION, &version_minor);
//Texture buffers moved into core at GL 3.3
if (version_major > 3 || (version_major == 3 && version_minor >= 3))
ARB_texture_buffer_supported = true;
//Check for expected library entry-points for some required functions
if (!ARB_buffer_storage_supported && glBufferStorage && glMapBufferRange)
ARB_buffer_storage_supported = true;
if (!ARB_dsa_supported && glGetTextureImage && glTextureBufferRange)
ARB_dsa_supported = true;
if (!EXT_dsa_supported && glGetTextureImageEXT && glTextureBufferRangeEXT)
EXT_dsa_supported = true;
}
initialized = true;
}
};