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mist: stoney: change bg of compass when press button 

just barely enough bytes to do this
This commit is contained in:
Vince Weaver 2020-08-10 15:14:16 -04:00
parent 9568afcd6a
commit 3e3511e429
3 changed files with 32 additions and 7 deletions
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3
mist/graphics_stoney/Makefile
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@ -44,7 +44,7 @@ stoney_graphics.inc: \
red_room_n.lzsa red_room_s.lzsa red_room_e.lzsa red_room_w.lzsa \
dresser_e.lzsa dresser_open_e.lzsa \
compass_room_n.lzsa compass_room_w.lzsa compass_room_e.lzsa \
compass_rose_w.lzsa \
compass_rose_w.lzsa compass_rose_lit_w.lzsa \
crawlway_e.lzsa crawlway_w.lzsa \
blue_room_n.lzsa blue_room_s.lzsa blue_room_e.lzsa blue_room_w.lzsa \
map_case_open_e.lzsa map_case_closed_e.lzsa \
@ -129,6 +129,7 @@ stoney_graphics.inc: \
echo "compass_room_w_lzsa: .incbin \"compass_room_w.lzsa\"" >> stoney_graphics.inc
echo "compass_room_n_lzsa: .incbin \"compass_room_n.lzsa\"" >> stoney_graphics.inc
echo "compass_rose_w_lzsa: .incbin \"compass_rose_w.lzsa\"" >> stoney_graphics.inc
echo "compass_rose_lit_w_lzsa: .incbin \"compass_rose_lit_w.lzsa\"" >> stoney_graphics.inc
echo "crawlway_e_lzsa: .incbin \"crawlway_e.lzsa\"" >> stoney_graphics.inc
echo "crawlway_w_lzsa: .incbin \"crawlway_w.lzsa\"" >> stoney_graphics.inc
echo "blue_room_n_lzsa: .incbin \"blue_room_n.lzsa\"" >> stoney_graphics.inc

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mist/graphics_stoney/compass_rose_lit_w.png Normal file
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36
mist/stoney_puzzles.s
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@ -146,7 +146,9 @@ right_knob:
lda #1
sta COMPASS_STATE
jmp update_compass_state
jsr update_compass_state
jmp change_direction
wrong_knob:
lda #0
@ -224,16 +226,38 @@ compass_light_sprite:
; if COMPASS_STATE is 1:
; enable access to linking book
update_compass_state:
ldy #LOCATION_NORTH_EXIT
lda COMPASS_STATE
bne enable_book_access
disable_book_access:
; regular compass rose
ldy #LOCATION_WEST_BG
lda #<compass_rose_w_lzsa
sta location35,Y ; STONEY_COMPASS_ROSE_LEFT
sta location46,Y ; STONEY_COMPASS_ROSE_RIGHT
lda #>compass_rose_w_lzsa
sta location35+1,Y ; STONEY_COMPASS_ROSE_LEFT
sta location46+1,Y ; STONEY_COMPASS_ROSE_RIGHT
ldy #LOCATION_NORTH_EXIT
lda #$ff
bne update_book_access ; bra
enable_book_access:
lda #STONEY_BOOK_TABLE
update_book_access:
sta location16,Y ; STONEY_BOOK_ROOM
rts
enable_book_access:
; lit compass rose
ldy #LOCATION_WEST_BG
lda #<compass_rose_lit_w_lzsa
sta location35,Y ; STONEY_COMPASS_ROSE_LEFT
sta location46,Y ; STONEY_COMPASS_ROSE_RIGHT
lda #>compass_rose_lit_w_lzsa
sta location35+1,Y ; STONEY_COMPASS_ROSE_LEFT
sta location46+1,Y ; STONEY_COMPASS_ROSE_RIGHT
ldy #LOCATION_NORTH_EXIT
lda #STONEY_BOOK_TABLE
sta location16,Y ; STONEY_BOOK_ROOM
rts
;===================================