103 lines
1.1 KiB
ArmAsm
103 lines
1.1 KiB
ArmAsm
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;=========================
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; attack
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;=========================
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attack:
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lda #34
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sta HERO_X
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lda #20
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sta HERO_Y
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lda #$00
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sta DAMAGE_VAL_HI
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lda #$10
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sta DAMAGE_VAL_LO
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attack_loop:
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; copy over background
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jsr gr_copy_to_current
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; draw hero
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lda HERO_Y
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sta YPOS
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lda HERO_X
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sta XPOS
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; walk/run alternate frames
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lsr
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bcc attack_draw_walk
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attack_draw_stand:
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jsr draw_hero_and_sword
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jmp attack_done_draw
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attack_draw_walk:
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jsr draw_hero_walk_and_sword
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attack_done_draw:
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;=========================
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; draw enemy
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lda ENEMY_X
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sta XPOS
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; ypos already 20?
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jsr draw_enemy
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;===========================
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; draw battle bottom
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jsr draw_battle_bottom
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;===========================
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; page flip
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jsr page_flip
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dec HERO_X
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lda HERO_X
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cmp #10 ; repeat until 10
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bne attack_loop
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;======================
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; attack done
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;===================
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; damage the enemy
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jsr damage_enemy
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; display damage
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lda #2
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sta XPOS
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lda #10
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sta YPOS
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jsr gr_put_num
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;===================
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; page flip
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jsr page_flip
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; delay
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lda #255
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jsr WAIT
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; restore X value
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lda #34
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sta HERO_X
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rts
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