mirror of
https://github.com/jeremysrand/BuGS.git
synced 2024-10-20 07:24:01 +00:00
246 lines
3.3 KiB
ArmAsm
246 lines
3.3 KiB
ArmAsm
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; shot.s
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; BuGS
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;
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; Created by Jeremy Rand on 2020-07-09.
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;Copyright © 2020 Jeremy Rand. All rights reserved.
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;
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case on
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mcopy shot.macros
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keep shot
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shot start spriteSeg
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using globalData
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drawHalfShot entry
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_spriteHeader
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; $c - Green
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; $4 - Red
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; $8 - Off-white
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;
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; .R..
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; .R..
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; .R..
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lda $0,s
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and #$fff0
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ora #$0004
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sta $0,s
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lda $a0,s
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and #$fff0
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ora #$0004
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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and #$fff0
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ora #$0004
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sta $0,s
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_spriteFooter
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rtl
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drawHalfShotShift entry
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_spriteHeader
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; $c - Green
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; $4 - Red
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; $8 - Off-white
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;
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; R...
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; R...
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; R...
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lda $0,s
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and #$ff0f
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ora #$0040
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sta $0,s
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lda $a0,s
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and #$ff0f
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ora #$0040
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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and #$ff0f
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ora #$0040
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sta $0,s
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_spriteFooter
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rtl
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drawShot entry
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_spriteHeader
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; $c - Green
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; $4 - Red
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; $8 - Off-white
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;
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; .R..
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; .R..
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; .R..
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; .R..
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; .R..
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; .R..
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; ....
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; ....
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lda #0
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sta >collision
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lda $0,s
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_collision #$00ff,#$0
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and #$fff0
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ora #$0004
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sta $0,s
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lda $a0,s
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_collision #$00ff,#$a0
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and #$fff0
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ora #$0004
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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_collision #$00ff,#$0
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and #$fff0
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ora #$0004
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sta $0,s
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lda $a0,s
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_collision #$00ff,#$a0
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and #$fff0
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ora #$0004
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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_collision #$00ff,#$0
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and #$fff0
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ora #$0004
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sta $0,s
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lda $a0,s
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_collision #$00ff,#$a0
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and #$fff0
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ora #$0004
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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_collision #$00ff,#$0
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lda $a0,s
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_collision #$00ff,#$a0
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_spriteFooter
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lda >collisionAddr
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tax
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lda >collision
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rtl
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drawShotShift entry
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_spriteHeader
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; $c - Green
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; $4 - Red
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; $8 - Off-white
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;
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; R...
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; R...
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; R...
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; R...
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; R...
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; R...
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; ....
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; ....
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lda #0
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sta >collision
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lda $0,s
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_collision #$00ff,#$0
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and #$ff0f
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ora #$0040
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sta $0,s
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lda $a0,s
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_collision #$00ff,#$a0
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and #$ff0f
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ora #$0040
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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_collision #$00ff,#$0
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and #$ff0f
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ora #$0040
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sta $0,s
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lda $a0,s
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_collision #$00ff,#$a0
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and #$ff0f
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ora #$0040
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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_collision #$00ff,#$0
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and #$ff0f
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ora #$0040
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sta $0,s
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lda $a0,s
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_collision #$00ff,#$a0
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and #$ff0f
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ora #$0040
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sta $a0,s
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tsc
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adc #$140
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tcs
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lda $0,s
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_collision #$00ff,#$0
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lda $a0,s
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_collision #$00ff,#$a0
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_spriteFooter
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lda >collisionAddr
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tax
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lda >collision
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rtl
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end
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