#define NVFX_SWZ_IDENTITY ((3 << 6) | (2 << 4) | (1 << 2) | (0 << 0))
/* this will resolve to either the NV30 or the NV40 version
#define NVFX_SWZ_IDENTITY ((3 << 6) | (2 << 4) | (1 << 2) | (0 << 0))
/* this will resolve to either the NV30 or the NV40 version