dos33fsprogs/games/tfv/tfv_battle_attack.s
2021-01-18 15:35:12 -05:00

103 lines
1.1 KiB
ArmAsm

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