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ootw: fix laser so you can shoot through shields properly

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bug was noticed when developling demosplash2019
This commit is contained in:
Vince Weaver 2020-01-28 16:24:32 -05:00
parent df47eabe90
commit f0b2666749
2 changed files with 25 additions and 14 deletions
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22
ootw/Makefile
View File

@ -134,7 +134,7 @@ ootw_c5.o: ootw_c5.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s ootw_c5_cave.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l5cave/ootw_c5_cave.inc
ca65 -o ootw_c5.o ootw_c5.s -l ootw_c5.lst
@ -148,7 +148,7 @@ ootw_c6.o: ootw_c6.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l6cave/ootw_c6_cave.inc
ca65 -o ootw_c6.o ootw_c6.s -l ootw_c6.lst
@ -161,7 +161,7 @@ ootw_c7.o: ootw_c7.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l7cave/ootw_c7_cave.inc
ca65 -o ootw_c7.o ootw_c7.s -l ootw_c7.lst
@ -174,7 +174,7 @@ ootw_c8.o: ootw_c8.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l8crawl/ootw_c8_crawl.inc
ca65 -o ootw_c8.o ootw_c8.s -l ootw_c8.lst
@ -188,7 +188,7 @@ ootw_c9.o: ootw_c9.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l9swim/ootw_c9_swim.inc
ca65 -o ootw_c9.o ootw_c9.s -l ootw_c9.lst
@ -202,7 +202,7 @@ ootw_c10.o: ootw_c10.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l9swim/ootw_c9_swim.inc
ca65 -o ootw_c10.o ootw_c10.s -l ootw_c10.lst
@ -216,7 +216,7 @@ ootw_c11.o: ootw_c11.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l11above/ootw_c11_room.inc
ca65 -o ootw_c11.o ootw_c11.s -l ootw_c11.lst
@ -230,7 +230,7 @@ ootw_c12.o: ootw_c12.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l12room/ootw_c12_room.inc
ca65 -o ootw_c12.o ootw_c12.s -l ootw_c12.lst
@ -244,7 +244,7 @@ ootw_c13.o: ootw_c13.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l13room/ootw_c13_room.inc
ca65 -o ootw_c13.o ootw_c13.s -l ootw_c13.lst
@ -261,7 +261,7 @@ ootw_c14.o: ootw_c14.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l14arena/ootw_c14_arena.inc
ca65 -o ootw_c14.o ootw_c14.s -l ootw_c14.lst
@ -275,7 +275,7 @@ ootw_c15.o: ootw_c15.s \
gr_copy.s gr_copy_offset.s gr_fast_clear.s gr_pageflip.s gr_unrle.s \
gr_putsprite.s gr_putsprite_flipped.s gr_putsprite_crop.s \
keyboard.s gr_run_sequence.s physicist.s \
collision.s door.s gun.s blast.s shield.s \
collision.s door.s laser.s gun.s blast.s shield.s \
ootw_graphics/sprites/physicist.inc \
ootw_graphics/l15final/ootw_c15_final.inc
ca65 -o ootw_c15.o ootw_c15.s -l ootw_c15.lst

17
ootw/laser.s
View File

@ -1,4 +1,3 @@
; FIXME: merge a lot of the target code
; Handle laser
@ -46,10 +45,22 @@ laser1_count: .byte $0
fire_laser:
lda PHYSICIST_X
; FIXME: if facing right, add 5 to this value
; to allow shooting through shield
; adjust so laser pokes out from shield
ldx DIRECTION ; 0=left, 1=right
beq laser_facing_left
clc
adc #5 ; only add 5 if facing right
jmp laser_done_adjust
laser_facing_left:
sec
sbc #2 ; decrement 2 if facing left
laser_done_adjust:
sta COLLISION_X
lda PHYSICIST_Y
sta COLLISION_Y