#define SP_BLENDFACTOR_ONE                 0x1
#define SP_BLENDFACTOR_SRC_COLOR           0x2
#define SP_BLENDFACTOR_SRC_ALPHA           0x3
#define SP_BLENDFACTOR_DST_ALPHA           0x4
#define SP_BLENDFACTOR_DST_COLOR           0x5
#define SP_BLENDFACTOR_SRC_ALPHA_SATURATE  0x6
#define SP_BLENDFACTOR_CONST_COLOR         0x7
#define SP_BLENDFACTOR_CONST_ALPHA         0x8
#define SP_BLENDFACTOR_SRC1_COLOR          0x9
#define SP_BLENDFACTOR_SRC1_ALPHA          0x0A
#define SP_BLENDFACTOR_ZERO                0x11
#define SP_BLENDFACTOR_INV_SRC_COLOR       0x12
#define SP_BLENDFACTOR_INV_SRC_ALPHA       0x13
#define SP_BLENDFACTOR_INV_DST_ALPHA       0x14
#define SP_BLENDFACTOR_INV_DST_COLOR       0x15
#define SP_BLENDFACTOR_INV_CONST_COLOR     0x17
#define SP_BLENDFACTOR_INV_CONST_ALPHA     0x18
#define SP_BLENDFACTOR_INV_SRC1_COLOR      0x19
#define SP_BLENDFACTOR_INV_SRC1_ALPHA      0x1A

#define SP_BLEND_ADD               0
#define SP_BLEND_SUBTRACT          1
#define SP_BLEND_REVERSE_SUBTRACT  2
#define SP_BLEND_MIN               3
#define SP_BLEND_MAX               4


#define SP_LOGICOP_CLEAR            0
#define SP_LOGICOP_NOR              1
#define SP_LOGICOP_AND_INVERTED     2
#define SP_LOGICOP_COPY_INVERTED    3
#define SP_LOGICOP_AND_REVERSE      4
#define SP_LOGICOP_INVERT           5
#define SP_LOGICOP_XOR              6
#define SP_LOGICOP_NAND             7
#define SP_LOGICOP_AND              8
#define SP_LOGICOP_EQUIV            9
#define SP_LOGICOP_NOOP             10
#define SP_LOGICOP_OR_INVERTED      11
#define SP_LOGICOP_COPY             12
#define SP_LOGICOP_OR_REVERSE       13
#define SP_LOGICOP_OR               14
#define SP_LOGICOP_SET              15