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ootw: c15: add alien

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need to add real AI

also fades into the background
This commit is contained in:
Vince Weaver
2020-02-14 20:38:55 -05:00
parent f0be818671
commit 744f3f9a64
2 changed files with 58 additions and 1 deletions
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12
ootw/laser.s
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@@ -381,5 +381,15 @@ done_hit_something:
; rts ; rts
;===============
; clear lasers
;===============
clear_lasers:
ldx #MAX_LASERS
lda #0
clear_laser_loop:
sta laser_out,X
dex
bne clear_laser_loop
rts

47
ootw/ootw_c15.s
View File

@@ -141,6 +141,24 @@ ootw_c15_level_init:
lda #P_STANDING lda #P_STANDING
sta PHYSICIST_STATE sta PHYSICIST_STATE
; set up aliens
jsr clear_aliens
lda #1
sta ALIEN_OUT
lda #1
sta alien0_room
lda #36
sta alien0_x
lda #8
sta alien0_y
lda #A_STANDING
sta alien0_state
lda #0
sta alien0_direction
rts rts
@@ -155,6 +173,8 @@ ootw_c15_setup_room_and_play:
;============================== ;==============================
; each room init ; each room init
jsr clear_lasers
lda #0 lda #0
sta LEFT_SHOOT_LIMIT sta LEFT_SHOOT_LIMIT
lda #39 lda #39
@@ -202,6 +222,24 @@ room1:
cmp #1 cmp #1
bne room2 bne room2
;
first_shield:
lda #0
sta FIRST_SHIELD
sta shield_count
lda #1
sta shield_out
lda #34
sta shield_x
lda #8
sta shield_y
inc SHIELD_OUT
; reset for animation ; reset for animation
lda #0 lda #0
sta FOREGROUND_COUNT sta FOREGROUND_COUNT
@@ -463,6 +501,15 @@ c15_no_bg_action:
jsr draw_physicist jsr draw_physicist
;=====================================
; draw alien
;=====================================
lda ALIEN_OUT
beq no_draw_alien
jsr move_alien
jsr draw_alien
no_draw_alien:
;===================================== ;=====================================
; handle gun ; handle gun