Chase H.Q.: Routine at B4CC

B4CC: Perp sighted

Used by the routine at smash_handler.
perp_sighted	B4CC	XOR A	Self modify 'LD C' @ ahc_hand_flag_one to load 0 -- hand animation related
	B4CD	LD ($B477),A
	B4D0	INC A	Set hand_flag to 1 -- put the cherry light on the roof
	B4D1	LD ($A22F),A	Set hand_flag to 1 -- put the cherry light on the roof
	B4D4	LD ($A22E),A	Set sighted_flag to 1 -- enable flashing lights and smash bar
	B4D7	INC A	Self modify 'LD A' @ B478 to load 2 -- animation frame?
	B4D8	LD ($B479),A	Self modify 'LD A' @ B478 to load 2 -- animation frame?
	B4DB	LD HL,$600F	Set time_sixteenths to 15 and time_bcd to 96
	B4DE	LD ($A17D),HL	Set time_sixteenths to 15 and time_bcd to 96
	B4E1	LD HL,$5820	Toggle the left light's brightness
	B4E4	CALL toggle_light_brightness	Toggle the left light's brightness
	B4E7	LD HL,$8CB2	Show the "SIGHTING OF TARGET VEHICLE" message
	B4EA	CALL setup_overlay_messages	Show the "SIGHTING OF TARGET VEHICLE" message
	B4ED	JP start_siren_hook	Exit via start_siren_hook