Routines
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30243: Fetch Sprite
Used by the routine at PrepareOldSprite.
Looks up the address of a sprite graphic in the table at SpritesTable. This entry point uses the sprite ID which was last recorded by StoreEntity.
Output
DE The sprite memory address
FetchSprite 30243 LD A,(24342) Fetch the sprite ID of the recorded sprite (OldSprite_ID).
GetSprite 30246 DEC A Decrease the sprite ID by one, as the table starts at ID 1.
30247 RLCA Multiply by 2 as the table contains addresses.
30248 AND %01111110 Keep only bits 1-6.
30250 LD HL,30466 Point HL at the sprite table (SpritesTable).
30253 LD C,A Calculate the lookup address (HL + offset).
30254 LD B,0
30256 ADD HL,BC
30257 LD E,(HL) DE=fetch sprite address pointed to by HL.
30258 INC HL
30259 LD D,(HL)
30260 RET Return.
This entry point is used by the routine at PrepareActorSprite.
Fetch the sprite for the actor, rather than the recorded sprite.
FetchActorSprite 30261 LD A,(IX+0) Load the sprite ID from the currently active actor.
30264 JR GetSprite Jump to GetSprite.
View the equivalent code in;
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