mirror of
https://github.com/blondie7575/GSCats.git
synced 2024-11-24 19:32:33 +00:00
259 lines
3.2 KiB
ArmAsm
259 lines
3.2 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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; kbdScanTitle
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; Processes keyboard input for title screen
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;
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; Trashes A
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;
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kbdScanTitle:
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BITS8
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lda KBD
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bpl kbdScanTitleDone
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sta KBDSTROBE
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cmp #(11 + $80)
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beq kbdScanUpArrowTitle
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cmp #(10 + $80)
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beq kbdScanDownArrowTitle
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cmp #(13 + $80)
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beq kbdScanEnterTitle
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cmp #(32 + $80)
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beq kbdScanSpaceTitle
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jmp kbdScanDebugPiggyback
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kbdScanTitleDone:
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BITS16
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rts
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; Title Screen Key Handlers
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;
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kbdScanUpArrowTitle:
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BITS16
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lda #-1
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sta menuActionRequested
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rts
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kbdScanDownArrowTitle:
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BITS16
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lda #1
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sta menuActionRequested
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rts
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kbdScanEnterTitle:
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BITS16
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lda #2
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sta menuActionRequested
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rts
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kbdScanSpaceTitle:
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BITS16
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lda #2
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sta menuActionRequested
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rts
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;;;;;;;
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kbdScanApostrophe:
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BITS16
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lda #2
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sta playerMoveRequested
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rts
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kbdScanSemiColon:
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BITS16
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lda #-2
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sta playerMoveRequested
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rts
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; kbdScanGameplay/Debug
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; Processes keyboard input for gameplay
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;
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; Trashes A
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;
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kbdScanGameplay:
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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 #(11 + $80)
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beq kbdScanUpArrow
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cmp #(10 + $80)
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beq kbdScanDownArrow
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cmp #(27 + $80)
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beq kbdScanESC
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cmp #(',' + $80)
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beq kbdScanComma
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cmp #('.' + $80)
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beq kbdScanPeriod
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cmp #(' ' + $80)
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beq kbdScanSpace
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cmp #(';' + $80)
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beq kbdScanSemiColon
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cmp #(39 + $80)
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beq kbdScanApostrophe
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cmp #(9 + $80)
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bne kbdScanDebugPiggyback
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jmp kbdScanTab
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kbdScanDone:
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BITS16
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rts
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kbdScanDebug:
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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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kbdScanDebugPiggyback:
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cmp #('`' + $80)
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beq kbdScanBackQuote
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cmp #(127 + $80)
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beq kbdScanDEL
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cmp #('=' + $80)
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beq kbdScanEquals
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bra kbdScanDone
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; Gameplay Key Handlers
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;
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kbdScanPeriod:
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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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inc
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inc
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sta mapScrollRequested
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rts
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kbdScanComma:
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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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dec
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dec
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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 #2
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sta angleDeltaRequested
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rts
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kbdScanRightArrow:
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BITS16
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lda #-2
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sta angleDeltaRequested
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rts
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kbdScanUpArrow:
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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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kbdScanDownArrow:
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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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kbdScanESC:
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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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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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kbdScanBackQuote:
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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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kbdScanEquals:
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BITS16
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lda #1
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sta singleStep
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stz 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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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; kbdWaitForAnyKey
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;
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; Waits for any keypress
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;
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; Trashes A
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;
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kbdWaitForAnyKey:
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BITS8
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kbdWaitForAnyKeyLoop:
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lda KBD
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bpl kbdWaitForAnyKeyLoop
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sta KBDSTROBE
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BITS16
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rts
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