Sabre Wulf: Routine at 44393

44393: Knock Back Rhino

Used by the routine at HandlerRhino.

Turns a rhino which has been hit by the sword of the player and sends it away from the player with a velocity of 96 (to the right) or 160 (to the left), depending on which way the player is facing. A warble is played.

Input
IX	Actor record of the rhino

KnockBackRhino

44393

LD A,(38658)

Fetch the sprite ID of the player from ImmortalData.

44396

BIT 3,A

Jump to KnockBackRhino_Right if the player is attacking to the right (bit 3 of the sprite ID is set).

44398

JR NZ,KnockBackRhino_Right

44400

RES 1,(IX+0)

Reset bit 1 of the sprite ID so the rhino faces left.

44404

LD A,160

Set the X velocity in A to 160 (moving left).

KnockBackRhino_Velocity

44406

LD (IX+6),A

Set the X velocity of the rhino.

44409

CALL PlayWarbleSound

Play the warble sound.

44412

JR UpdateActor

Jump to UpdateActor to update the rhino.

KnockBackRhino_Right

44414

SET 1,(IX+0)

Set bit 1 of the sprite ID so the rhino faces right.

44418

LD A,96

Set the X velocity in A to 96 (moving right).

44420

JR KnockBackRhino_Velocity

Jump to KnockBackRhino_Velocity.