133 lines
1.6 KiB
ArmAsm
133 lines
1.6 KiB
ArmAsm
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draw_score:
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ldy #0
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lda #42
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sta YPOS
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ldx #10
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draw_score_1_loop:
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lda score_xpos,Y
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sta XPOS
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lda score1_l,Y
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sta INL
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lda score1_h,Y
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sta INH
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txa
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pha
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tya
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pha
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jsr gr_put_sprite
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pla
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tay
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pla
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tax
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iny
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dex
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bne draw_score_1_loop
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rts
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score1_l:
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.byte <d_sprite
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.byte <one_sprite
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.byte <colon_sprite
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.byte <space_sprite
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.byte <zero_sprite
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score2_l:
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.byte <d_sprite
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.byte <two_sprite
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.byte <colon_sprite
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.byte <four_sprite
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.byte <zero_sprite
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score1_h:
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.byte >d_sprite
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.byte >one_sprite
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.byte >colon_sprite
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.byte >space_sprite
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.byte >zero_sprite
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score2_h:
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.byte >d_sprite
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.byte >two_sprite
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.byte >colon_sprite
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.byte >four_sprite
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.byte >zero_sprite
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score_xpos:
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.byte 1, 5, 8,11,15
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.byte 22,26,29,32,36
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score_inc_d1:
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lda D1_SCORE
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clc
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sed ; enter decimal mode
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adc #1
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sta D1_SCORE
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lda #0 ; handle overflow to hundreds
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adc D1_SCORE_H
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sta D1_SCORE_H
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cld ; back from decimal mode
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update_d1_score:
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lda D1_SCORE
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and #$f
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tay
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lda number_sprites_l,Y
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sta score1_l+4
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lda number_sprites_h,Y
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sta score1_h+4
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lda D1_SCORE
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lsr
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lsr
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lsr
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lsr
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tay
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lda number_sprites_l,Y
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sta score1_l+3
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lda number_sprites_h,Y
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sta score1_h+3
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rts
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number_sprites_l:
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.byte <zero_sprite
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.byte <one_sprite
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.byte <two_sprite
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.byte <three_sprite
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.byte <four_sprite
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.byte <five_sprite
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.byte <six_sprite
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.byte <seven_sprite
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.byte <eight_sprite
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.byte <nine_sprite
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number_sprites_h:
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.byte >zero_sprite
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.byte >one_sprite
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.byte >two_sprite
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.byte >three_sprite
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.byte >four_sprite
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.byte >five_sprite
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.byte >six_sprite
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.byte >seven_sprite
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.byte >eight_sprite
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.byte >nine_sprite
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