bitmap

const (

	// opcode>>=5,count=opcode&0x1F:input[0]+32
	REGULAR_BG_RUN      = 0x00 // opcode=FILL
	REGULAR_FG_RUN      = 0x01 // opcode=MIX
	REGULAR_FGBG_IMAGE  = 0x02 // count=(code&0xF)<<3:input[0]+1,opcode=FOM
	REGULAR_COLOR_RUN   = 0x03 // opcode=COLOR
	REGULAR_COLOR_IMAGE = 0x04 // opcode=COPY

	// >> shift >> 4
	LITE_SET_FG_FG_RUN     = 0x0C // count=code&0xF:count=input[0]+16,opcode=MIX_SET
	LITE_SET_FG_FGBG_IMAGE = 0x0D // count=(code&0xF)<<3:input[0]+1,opcode=FOM_SET
	LITE_DITHERED_RUN      = 0x0E // count=code&0xF:count=input[0]+16,opcode=BICOLOR

	// no >> shift
	MEGA_MEGA_BG_RUN         = 0xF0 // count=input[0]|(input[1]<<8),opcode=FILL
	MEGA_MEGA_FG_RUN         = 0xF1 // count=input[0]|(input[1]<<8),opcode=MIX
	MEGA_MEGA_FGBG_IMAGE     = 0xF2 // count=input[0]|(input[1]<<8),opcode=FOM
	MEGA_MEGA_COLOR_RUN      = 0xF3 // count=input[0]|(input[1]<<8),opcode=COLOR
	MEGA_MEGA_COLOR_IMAGE    = 0xF4 // count=input[0]|(input[1]<<8),opcode=COPY
	MEGA_MEGA_SET_FG_RUN     = 0xF6 // count=input[0]|(input[1]<<8),opcode=MIX_SET
	MEGA_MEGA_SET_FGBG_IMAGE = 0xF7 // count=input[0]|(input[1]<<8),opcode=FOM_SET
	MEGA_MEGA_DITHERED_RUN   = 0xF8 // count=input[0]|(input[1]<<8),opcode=BICOLOR,input=2
	SPECIAL_FGBG_1           = 0xF9 // count=8,opcode=SPECIAL_FGBG_1
	SPECIAL_FGBG_2           = 0xFA // count=8,opcode=SPECIAL_FGBG_2
	SPECIAL_WHITE            = 0xFD // count=1,opcode=WHITE
	SPECIAL_BLACK            = 0xFE // count=1,opcode=BLACK
)