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Universe: KS3

[6502 Second Processor version]

Name: KS3 [Show more] Type: Subroutine Category: Universe Summary: Set the SLSP ship line heap pointer after shuffling ship slots
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * KS2 calls KS3

The final part of the KILLSHP routine, called after we have shuffled the ship slots and sorted out our missiles. This simply sets SLSP to the new bottom of the ship line heap.
Arguments: P(1 0) Points to the ship line heap of the ship in the last occupied slot (i.e. it points to the bottom of the descending heap)
.KS3 LDA P \ After shuffling the ship slots, P(1 0) will point to STA SLSP \ the new bottom of the ship line heap, so store this in LDA P+1 \ SLSP(1 0), which stores the bottom of the heap STA SLSP+1 RTS \ Return from the subroutine