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https://github.com/blondie7575/GSCats.git
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137 lines
1.6 KiB
ArmAsm
137 lines
1.6 KiB
ArmAsm
;
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; input
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; Code related to handling input
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;
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; Created by Quinn Dunki on 8/15/17
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;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; kbdScan
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; Processes keyboard input
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;
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; Trashes A
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;
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kbdScan:
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BITS8
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lda KBD
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bpl kbdScanDone
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sta KBDSTROBE
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cmp #(8 + $80)
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beq kbdScanLeftArrow
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cmp #(21 + $80)
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beq kbdScanRightArrow
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cmp #('q' + $80)
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beq kbdScanQ
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cmp #('a' + $80)
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beq kbdScanA
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cmp #('z' + $80)
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beq kbdScanZ
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cmp #('s' + $80)
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beq kbdScanS
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cmp #('x' + $80)
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beq kbdScanX
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cmp #(' ' + $80)
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beq kbdScanSpace
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cmp #(27 + $80)
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beq kbdScanESC
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cmp #(127 + $80)
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beq kbdScanDEL
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cmp #(9 + $80)
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beq kbdScanTab
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kbdScanDone:
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BITS16
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rts
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kbdScanRightArrow:
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BITS16
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lda mapScrollPos
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cmp #VISIBLETERRAINWIDTH-VISIBLETERRAINWINDOW
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beq kbdScanDone
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; inc
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inc
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sta mapScrollRequested
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rts
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kbdScanLeftArrow:
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BITS16
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lda mapScrollPos
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beq kbdScanDone
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dec
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; dec
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sta mapScrollRequested
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rts
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kbdScanQ:
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BITS16
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lda #1
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sta quitRequested
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rts
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kbdScanA:
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BITS16
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lda #1
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sta angleDeltaRequested
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rts
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kbdScanZ:
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BITS16
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lda #-1
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sta angleDeltaRequested
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rts
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kbdScanS:
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BITS16
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lda #1
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sta powerDeltaRequested
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rts
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kbdScanX:
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BITS16
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lda #-1
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sta powerDeltaRequested
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rts
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kbdScanSpace:
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BITS16
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lda #1
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sta fireRequested
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rts
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kbdScanESC:
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BITS16
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lda #1
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sta breakpoint
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rts
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kbdScanDEL:
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BITS16
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lda paused
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eor #1
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sta paused
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rts
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kbdScanTab:
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BITS16
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ldy currentPlayer
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PLAYERPTR_Y
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lda playerData+PD_CURRWEAPON,y
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inc
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cmp #INVENTORY_ITEMS
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bne kbdScanTab_store
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lda #0
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kbdScanTab_store:
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sta playerData+PD_CURRWEAPON,y
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inc inventoryDirty
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rts
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breakpoint:
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.word 0
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