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ootw: c15: update foreground action

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This commit is contained in:
Vince Weaver 2020-02-14 16:22:16 -05:00
parent c42461834e
commit 445b86662b
1 changed files with 25 additions and 2 deletions
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27
ootw/ootw_c15.s
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@ -570,23 +570,41 @@ c15_room1_foreground:
; run soldier/laser in the front
; 10 steps of soldier
; 4 steps of laser
; every 256 frames start a laser
; if 1024 start a soldier
lda FRAMEL
bne not_new_walk
lda FRAMEH
and #$3
beq start_soldier
start_blast:
ldy #26
sty FOREGROUND_COUNT
bne not_new_walk
start_soldier:
ldy #2
sty FOREGROUND_COUNT
not_new_walk:
ldy FOREGROUND_COUNT
beq skip_enemy_walk
cpy #24
beq reset_walk
cpy #34
beq reset_walk
bne do_enemy_walk
reset_walk:
ldy #0
sty FOREGROUND_COUNT
beq skip_enemy_walk
@ -611,8 +629,12 @@ do_enemy_walk:
no_update_enemy_walk:
; can we only overlay bottom half of screen?
; current overlay code starts at CV and counts to zero :(
jsr gr_overlay_noload
skip_enemy_walk:
; test shots
@ -983,6 +1005,7 @@ enemy_walking_sequence:
.word walk08_rle
.word walk09_rle
.word walk10_rle
.word 0
bigshot_sequence:
.word bigshot01_rle
.word bigshot02_rle