Blender OpenGL Usage Policy

Implemented

Assume that the PixelStore state contains default values. Set any values that need to be different. Restore the default state when done.

Assume that ClientActiveTexture is TEXTURE0. Set to other values as needed. Restore to TEXTURE0 when done.

Assume that the TexEnv state contains default values. Set any values that need to be different. Restore the default state when done.

Assume that MatrixMode is MODELVIEW_MATRIX. Set to other values as needed. Restore to MODELVIEW_MATRIX when done.