Driver Vendor
Based on the current GPU driver vendor, one of the following macros will be defined:
MC_GL_VENDOR_AMD
MC_GL_VENDOR_ATI
MC_GL_VENDOR_INTEL
MC_GL_VENDOR_MESA
MC_GL_VENDOR_NVIDIA
MC_GL_VENDOR_XORG
MC_GL_VENDOR_OTHER
Based on the current GPU driver vendor, one of the following macros will be defined:
MC_GL_VENDOR_AMD
MC_GL_VENDOR_ATI
MC_GL_VENDOR_INTEL
MC_GL_VENDOR_MESA
MC_GL_VENDOR_NVIDIA
MC_GL_VENDOR_XORG
MC_GL_VENDOR_OTHER