259 lines
8.6 KiB
ArmAsm
259 lines
8.6 KiB
ArmAsm
|
|
;=====================
|
|
; update map location
|
|
;=====================
|
|
; new location is in A
|
|
update_map_location:
|
|
|
|
; get disk location of old location
|
|
; we do this because the disk load code will over-write WHICH_LOAD
|
|
|
|
ldx MAP_LOCATION
|
|
stx PREVIOUS_LOCATION
|
|
ldy location_to_file,X
|
|
sty WHICH_LOAD
|
|
|
|
; save new location
|
|
|
|
sta MAP_LOCATION
|
|
|
|
;==============================
|
|
; check if need to switch disk
|
|
|
|
tax
|
|
lda location_to_file,X
|
|
cmp WHICH_LOAD
|
|
beq same_disk
|
|
new_disk:
|
|
sta WHICH_LOAD ; point to new file
|
|
lda #NEW_FROM_DISK ; indicate we need to load
|
|
sta LEVEL_OVER
|
|
rts
|
|
|
|
same_disk:
|
|
lda #NEW_LOCATION
|
|
sta LEVEL_OVER
|
|
rts
|
|
|
|
|
|
;=========================
|
|
; Move Map NORTH
|
|
;=========================
|
|
move_map_north:
|
|
lda MAP_LOCATION
|
|
tax
|
|
lda exits_north,X
|
|
jmp update_map_location
|
|
|
|
;=========================
|
|
; Move Map SOUTH
|
|
;=========================
|
|
move_map_south:
|
|
lda MAP_LOCATION
|
|
tax
|
|
lda exits_south,X
|
|
jmp update_map_location
|
|
|
|
;=========================
|
|
; Move Map EAST
|
|
;=========================
|
|
move_map_east:
|
|
lda MAP_LOCATION
|
|
tax
|
|
lda exits_east,X
|
|
jmp update_map_location
|
|
|
|
;=========================
|
|
; Move Map WEST
|
|
;=========================
|
|
move_map_west:
|
|
lda MAP_LOCATION
|
|
tax
|
|
lda exits_west,X
|
|
jmp update_map_location
|
|
|
|
exits_north:
|
|
.byte LOCATION_OUTSIDE_NN ; LOCATION_POOR_GARY = 0
|
|
.byte LOCATION_WAVY_TREE ; LOCATION_KERREK_1 = 1
|
|
.byte LOCATION_KERREK_2 ; LOCATION_OLD_WELL = 2
|
|
.byte LOCATION_OUTSIDE_LADY ; LOCATION_YELLOW_TREE = 3
|
|
.byte LOCATION_BURN_TREES ; LOCATION_WATERFALL = 4
|
|
|
|
.byte LOCATION_POOR_GARY ; LOCATION_HAY_BALE = 5
|
|
.byte LOCATION_KERREK_1 ; LOCATION_MUD_PUDDLE = 6
|
|
.byte LOCATION_OLD_WELL ; LOCATION_ARCHERY = 7
|
|
.byte LOCATION_YELLOW_TREE ; LOCATION_RIVER_STONE = 8
|
|
.byte LOCATION_WATERFALL ; LOCATION_MOUNTAIN_PASS= 9
|
|
|
|
.byte LOCATION_HAY_BALE ; LOCATION_JHONKA_CAVE = 10
|
|
.byte LOCATION_MUD_PUDDLE ; LOCATION_YOUR_COTTAGE = 11
|
|
.byte LOCATION_ARCHERY ; LOCATION_LAKE_WEST = 12
|
|
.byte LOCATION_RIVER_STONE ; LOCATION_LAKE_EAST = 13
|
|
.byte LOCATION_MOUNTAIN_PASS ; LOCATION_OUTSIDE_INN = 14
|
|
|
|
.byte LOCATION_JHONKA_CAVE ; LOCATION_OUTSIDE_NN = 15
|
|
.byte LOCATION_YOUR_COTTAGE ; LOCATION_WAVY_TREE = 16
|
|
.byte LOCATION_LAKE_WEST ; LOCATION_KERREK_2 = 17
|
|
.byte LOCATION_LAKE_EAST ; LOCATION_OUTSIDE_LADY = 18
|
|
.byte LOCATION_OUTSIDE_INN ; LOCATION_BURN_TREES = 19
|
|
|
|
.byte LOCATION_CLIFF_HEIGHTS ; LOCATION_CLIFF_BASE = 20
|
|
.byte LOCATION_EMPTY ; LOCATION_CLIFF_HEIGHTS= 21
|
|
.byte LOCATION_EMPTY ; LOCATION_TROGDOR_OUTER= 22
|
|
.byte LOCATION_EMPTY ; LOCATION_TROGDOR_LAIR = 23
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_HIDDEN_GLEN = 24
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_LADY = 25
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_NN = 26
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_INN = 27
|
|
.byte LOCATION_EMPTY ; LOCATION_EMPTY = 28
|
|
|
|
exits_south:
|
|
.byte LOCATION_HAY_BALE ; LOCATION_POOR_GARY = 0
|
|
.byte LOCATION_MUD_PUDDLE ; LOCATION_KERREK_1 = 1
|
|
.byte LOCATION_ARCHERY ; LOCATION_OLD_WELL = 2
|
|
.byte LOCATION_RIVER_STONE ; LOCATION_YELLOW_TREE = 3
|
|
.byte LOCATION_MOUNTAIN_PASS ; LOCATION_WATERFALL = 4
|
|
|
|
.byte LOCATION_JHONKA_CAVE ; LOCATION_HAY_BALE = 5
|
|
.byte LOCATION_YOUR_COTTAGE ; LOCATION_MUD_PUDDLE = 6
|
|
.byte LOCATION_LAKE_WEST ; LOCATION_ARCHERY = 7
|
|
.byte LOCATION_LAKE_EAST ; LOCATION_RIVER_STONE = 8
|
|
.byte LOCATION_OUTSIDE_INN ; LOCATION_MOUNTAIN_PASS= 9
|
|
|
|
.byte LOCATION_OUTSIDE_NN ; LOCATION_JHONKA_CAVE = 10
|
|
.byte LOCATION_WAVY_TREE ; LOCATION_YOUR_COTTAGE = 11
|
|
.byte LOCATION_KERREK_2 ; LOCATION_LAKE_WEST = 12
|
|
.byte LOCATION_OUTSIDE_LADY ; LOCATION_LAKE_EAST = 13
|
|
.byte LOCATION_BURN_TREES ; LOCATION_OUTSIDE_INN = 14
|
|
|
|
.byte LOCATION_POOR_GARY ; LOCATION_OUTSIDE_NN = 15
|
|
.byte LOCATION_KERREK_1 ; LOCATION_WAVY_TREE = 16
|
|
.byte LOCATION_OLD_WELL ; LOCATION_KERREK_2 = 17
|
|
.byte LOCATION_YELLOW_TREE ; LOCATION_OUTSIDE_LADY = 18
|
|
.byte LOCATION_WATERFALL ; LOCATION_BURN_TREES = 19
|
|
|
|
.byte LOCATION_CLIFF_HEIGHTS ; LOCATION_CLIFF_BASE = 20
|
|
.byte LOCATION_EMPTY ; LOCATION_CLIFF_HEIGHTS= 21
|
|
.byte LOCATION_EMPTY ; LOCATION_TROGDOR_OUTER= 22
|
|
.byte LOCATION_EMPTY ; LOCATION_TROGDOR_LAIR = 23
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_HIDDEN_GLEN = 24
|
|
.byte LOCATION_OUTSIDE_LADY ; LOCATION_INSIDE_LADY = 25
|
|
.byte LOCATION_OUTSIDE_NN ; LOCATION_INSIDE_NN = 26
|
|
.byte LOCATION_OUTSIDE_INN ; LOCATION_INSIDE_INN = 27
|
|
.byte LOCATION_EMPTY ; LOCATION_EMPTY = 28
|
|
|
|
exits_east:
|
|
.byte LOCATION_KERREK_1 ; LOCATION_POOR_GARY = 0
|
|
.byte LOCATION_OLD_WELL ; LOCATION_KERREK_1 = 1
|
|
.byte LOCATION_YELLOW_TREE ; LOCATION_OLD_WELL = 2
|
|
.byte LOCATION_WATERFALL ; LOCATION_YELLOW_TREE = 3
|
|
.byte LOCATION_EMPTY ; LOCATION_WATERFALL = 4
|
|
|
|
.byte LOCATION_MUD_PUDDLE ; LOCATION_HAY_BALE = 5
|
|
.byte LOCATION_ARCHERY ; LOCATION_MUD_PUDDLE = 6
|
|
.byte LOCATION_RIVER_STONE ; LOCATION_ARCHERY = 7
|
|
.byte LOCATION_MOUNTAIN_PASS ; LOCATION_RIVER_STONE = 8
|
|
.byte LOCATION_CLIFF_BASE ; LOCATION_MOUNTAIN_PASS= 9
|
|
|
|
.byte LOCATION_YOUR_COTTAGE ; LOCATION_JHONKA_CAVE = 10
|
|
.byte LOCATION_LAKE_WEST ; LOCATION_YOUR_COTTAGE = 11
|
|
.byte LOCATION_LAKE_EAST ; LOCATION_LAKE_WEST = 12
|
|
.byte LOCATION_OUTSIDE_INN ; LOCATION_LAKE_EAST = 13
|
|
.byte LOCATION_EMPTY ; LOCATION_OUTSIDE_INN = 14
|
|
|
|
.byte LOCATION_WAVY_TREE ; LOCATION_OUTSIDE_NN = 15
|
|
.byte LOCATION_KERREK_2 ; LOCATION_WAVY_TREE = 16
|
|
.byte LOCATION_OUTSIDE_LADY ; LOCATION_KERREK_2 = 17
|
|
.byte LOCATION_BURN_TREES ; LOCATION_OUTSIDE_LADY = 18
|
|
.byte LOCATION_EMPTY ; LOCATION_BURN_TREES = 19
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_CLIFF_BASE = 20
|
|
.byte LOCATION_TROGDOR_OUTER ; LOCATION_CLIFF_HEIGHTS= 21
|
|
.byte LOCATION_TROGDOR_LAIR ; LOCATION_TROGDOR_OUTER= 22
|
|
.byte LOCATION_EMPTY ; LOCATION_TROGDOR_LAIR = 23
|
|
|
|
.byte LOCATION_POOR_GARY ; LOCATION_HIDDEN_GLEN = 24
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_LADY = 25
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_NN = 26
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_INN = 27
|
|
.byte LOCATION_EMPTY ; LOCATION_EMPTY = 28
|
|
|
|
exits_west:
|
|
.byte LOCATION_HIDDEN_GLEN ; LOCATION_POOR_GARY = 0
|
|
.byte LOCATION_POOR_GARY ; LOCATION_KERREK_1 = 1
|
|
.byte LOCATION_KERREK_1 ; LOCATION_OLD_WELL = 2
|
|
.byte LOCATION_OLD_WELL ; LOCATION_YELLOW_TREE = 3
|
|
.byte LOCATION_YELLOW_TREE ; LOCATION_WATERFALL = 4
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_HAY_BALE = 5
|
|
.byte LOCATION_HAY_BALE ; LOCATION_MUD_PUDDLE = 6
|
|
.byte LOCATION_MUD_PUDDLE ; LOCATION_ARCHERY = 7
|
|
.byte LOCATION_ARCHERY ; LOCATION_RIVER_STONE = 8
|
|
.byte LOCATION_RIVER_STONE ; LOCATION_MOUNTAIN_PASS= 9
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_JHONKA_CAVE = 10
|
|
.byte LOCATION_JHONKA_CAVE ; LOCATION_YOUR_COTTAGE = 11
|
|
.byte LOCATION_YOUR_COTTAGE ; LOCATION_LAKE_WEST = 12
|
|
.byte LOCATION_LAKE_WEST ; LOCATION_LAKE_EAST = 13
|
|
.byte LOCATION_LAKE_EAST ; LOCATION_OUTSIDE_INN = 14
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_OUTSIDE_NN = 15
|
|
.byte LOCATION_OUTSIDE_NN ; LOCATION_WAVY_TREE = 16
|
|
.byte LOCATION_WAVY_TREE ; LOCATION_KERREK_2 = 17
|
|
.byte LOCATION_KERREK_2 ; LOCATION_OUTSIDE_LADY = 18
|
|
.byte LOCATION_OUTSIDE_LADY ; LOCATION_BURN_TREES = 19
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_CLIFF_BASE = 20
|
|
.byte LOCATION_EMPTY ; LOCATION_CLIFF_HEIGHTS= 21
|
|
.byte LOCATION_CLIFF_HEIGHTS ; LOCATION_TROGDOR_OUTER= 22
|
|
.byte LOCATION_EMPTY ; LOCATION_TROGDOR_LAIR = 23
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_HIDDEN_GLEN = 24
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_LADY = 25
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_NN = 26
|
|
.byte LOCATION_EMPTY ; LOCATION_INSIDE_INN = 27
|
|
.byte LOCATION_EMPTY ; LOCATION_EMPTY = 28
|
|
|
|
location_to_file:
|
|
.byte LOAD_PEASANT1 ; LOCATION_POOR_GARY = 0
|
|
.byte LOAD_PEASANT1 ; LOCATION_KERREK_1 = 1
|
|
.byte LOAD_PEASANT1 ; LOCATION_OLD_WELL = 2
|
|
.byte LOAD_PEASANT1 ; LOCATION_YELLOW_TREE = 3
|
|
.byte LOAD_PEASANT1 ; LOCATION_WATERFALL = 4
|
|
|
|
.byte LOAD_PEASANT2 ; LOCATION_HAY_BALE = 5
|
|
.byte LOAD_PEASANT2 ; LOCATION_MUD_PUDDLE = 6
|
|
.byte LOAD_PEASANT2 ; LOCATION_ARCHERY = 7
|
|
.byte LOAD_PEASANT2 ; LOCATION_RIVER_STONE = 8
|
|
.byte LOAD_PEASANT2 ; LOCATION_MOUNTAIN_PASS= 9
|
|
|
|
.byte LOAD_PEASANT3 ; LOCATION_JHONKA_CAVE = 10
|
|
.byte LOAD_PEASANT3 ; LOCATION_YOUR_COTTAGE = 11
|
|
.byte LOAD_PEASANT3 ; LOCATION_LAKE_WEST = 12
|
|
.byte LOAD_PEASANT3 ; LOCATION_LAKE_EAST = 13
|
|
.byte LOAD_PEASANT3 ; LOCATION_OUTSIDE_INN = 14
|
|
|
|
.byte LOAD_PEASANT4 ; LOCATION_OUTSIDE_NN = 15
|
|
.byte LOAD_PEASANT4 ; LOCATION_WAVY_TREE = 16
|
|
.byte LOAD_PEASANT4 ; LOCATION_KERREK_2 = 17
|
|
.byte LOAD_PEASANT4 ; LOCATION_OUTSIDE_LADY = 18
|
|
.byte LOAD_PEASANT4 ; LOCATION_BURN_TREES = 19
|
|
|
|
.byte LOAD_CLIFF ; LOCATION_CLIFF_BASE = 20
|
|
.byte LOAD_CLIFF ; LOCATION_CLIFF_HEIGHTS= 21
|
|
.byte LOAD_CLIFF ; LOCATION_TROGDOR_OUTER= 22
|
|
.byte LOAD_TROGDOR ; LOCATION_TROGDOR_LAIR = 23
|
|
|
|
.byte LOAD_INSIDE ; LOCATION_HIDDEN_GLEN = 24
|
|
.byte LOAD_INSIDE ; LOCATION_INSIDE_LADY = 25
|
|
.byte LOAD_INSIDE ; LOCATION_INSIDE_NN = 26
|
|
.byte LOAD_INN ; LOCATION_INSIDE_INN = 27
|
|
|
|
.byte LOAD_ARCHERY ; LOCATION_ARCHERY_GAME = 28
|
|
.byte LOAD_MAP ; LOCATION_MAP = 29
|
|
|
|
.byte LOCATION_EMPTY ; LOCATION_EMPTY = 30
|
|
|