693 lines
12 KiB
ArmAsm
693 lines
12 KiB
ArmAsm
;==========================
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; adjust ship up/down
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;==========================
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adjust_ship:
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lda SHIP_RAISED
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bne make_ship_up
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jmp make_ship_down
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make_ship_up:
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; update backgrounds south
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ldy #LOCATION_SOUTH_BG
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lda #<pool_shipup_s_lzsa
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sta location10,Y ; MIST_POOL
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lda #>pool_shipup_s_lzsa
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sta location10+1,Y ; MIST_POOL
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lda #<gear_shipup_s_lzsa
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sta location15,Y ; MIST_GEAR
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lda #>gear_shipup_s_lzsa
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sta location15+1,Y ; MIST_GEAR
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lda #<dock_switch_shipup_s_lzsa
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sta location1,Y ; MIST_DOCK_SWITCH
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lda #>dock_switch_shipup_s_lzsa
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sta location1+1,Y ; MIST_DOCK_SWITCH
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lda #<above_dock_shipup_s_lzsa
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sta location3,Y ; MIST_ABOVE_DOCK
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sta location16,Y ; MIST_GEAR_BASE
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lda #>above_dock_shipup_s_lzsa
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sta location3+1,Y ; MIST_ABOVE_DOCK
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sta location16+1,Y ; MIST_GEAR_BASE
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; update backgrounds north
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ldy #LOCATION_NORTH_BG
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lda #<tree1_shipup_n_lzsa
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sta location20,Y ; MIST_TREE_CORRIDOR_1
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lda #>tree1_shipup_n_lzsa
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sta location20+1,Y ; MIST_TREE_CORRIDOR_1
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lda #<dock_shipup_n_lzsa
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sta location0,Y ; MIST_ARRIVAL_DOCK
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lda #>dock_shipup_n_lzsa
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sta location0+1,Y ; MIST_ARRIVAL_DOCK
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; update backgrounds east
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ldy #LOCATION_EAST_BG
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lda #<step_top_shipup_e_lzsa
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sta location9,Y ; MIST_OUTSIDE_TEMPLE
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lda #>step_top_shipup_e_lzsa
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sta location9+1,Y ; MIST_OUTSIDE_TEMPLE
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lda #<step_land3_shipup_e_lzsa
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sta location8,Y ; MIST_STEPS_4TH_LANDING
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lda #>step_land3_shipup_e_lzsa
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sta location8+1,Y ; MIST_STEPS_4TH_LANDING
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lda #<step_dentist_shipup_e_lzsa
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sta location7,Y ; MIST_STEPS_DENTIST
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lda #>step_dentist_shipup_e_lzsa
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sta location7+1,Y ; MIST_STEPS_DENTIST
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lda #<step_land2_shipup_e_lzsa
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sta location6,Y ; MIST_STEPS_2ND_LANDING
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lda #>step_land2_shipup_e_lzsa
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sta location6+1,Y ; MIST_STEPS_2ND_LANDING
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lda #<step_land1_shipup_e_lzsa
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sta location5,Y ; MIST_STEPS_1ST_LANDING
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lda #>step_land1_shipup_e_lzsa
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sta location5+1,Y ; MIST_STEPS_1ST_LANDING
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lda #<above_dock_shipup_e_lzsa
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sta location3,Y ; MIST_ABOVE_DOCK
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sta location16,Y ; MIST_GEAR_BASE
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lda #>above_dock_shipup_e_lzsa
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sta location3+1,Y ; MIST_ABOVE_DOCK
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sta location16+1,Y ; MIST_GEAR_BASE
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lda #<dock_shipup_e_lzsa
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sta location0,Y ; MIST_ARRIVAL_DOCK
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sta location30,Y ; MIST_VIEWER_DOOR
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lda #>dock_shipup_e_lzsa
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sta location0+1,Y ; MIST_ARRIVAL_DOCK
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sta location30+1,Y ; MIST_VIEWER_DOOR
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; hook up exit on dock to ship
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ldy #LOCATION_SPECIAL_EXIT
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lda #DIRECTION_E
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sta location0,Y ; MIST_ARRIVAL_DOCK
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rts
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make_ship_down:
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; update backgrounds south
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ldy #LOCATION_SOUTH_BG
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lda #<pool_s_lzsa
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sta location10,Y ; MIST_POOL
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lda #>pool_s_lzsa
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sta location10+1,Y ; MIST_POOL
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lda #<gear_s_lzsa
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sta location15,Y ; MIST_GEAR
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lda #>gear_s_lzsa
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sta location15+1,Y ; MIST_GEAR
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lda #<dock_switch_s_lzsa
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sta location1,Y ; MIST_DOCK_SWITCH
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lda #>dock_switch_s_lzsa
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sta location1+1,Y ; MIST_DOCK_SWITCH
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lda #<above_dock_s_lzsa
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sta location3,Y ; MIST_ABOVE_DOCK
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sta location16,Y ; MIST_GEAR_BASE
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lda #>above_dock_s_lzsa
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sta location3+1,Y ; MIST_ABOVE_DOCK
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sta location16+1,Y ; MIST_GEAR_BASE
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; update backgrounds north
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ldy #LOCATION_NORTH_BG
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lda #<tree1_n_lzsa
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sta location20,Y ; MIST_TREE_CORRIDOR_1
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lda #>tree1_n_lzsa
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sta location20+1,Y ; MIST_TREE_CORRIDOR_1
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lda #<dock_n_lzsa
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sta location0,Y ; MIST_ARRIVAL_DOCK
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lda #>dock_n_lzsa
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sta location0+1,Y ; MIST_ARRIVAL_DOCK
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; update backgrounds east
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ldy #LOCATION_EAST_BG
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lda #<step_top_e_lzsa
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sta location9,Y ; MIST_OUTSIDE_TEMPLE
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lda #>step_top_e_lzsa
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sta location9+1,Y ; MIST_OUTSIDE_TEMPLE
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lda #<step_land3_e_lzsa
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sta location8,Y ; MIST_STEPS_4TH_LANDING
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lda #>step_land3_e_lzsa
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sta location8+1,Y ; MIST_STEPS_4TH_LANDING
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lda #<step_dentist_e_lzsa
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sta location7,Y ; MIST_STEPS_DENTIST
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lda #>step_dentist_e_lzsa
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sta location7+1,Y ; MIST_STEPS_DENTIST
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lda #<step_land2_e_lzsa
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sta location6,Y ; MIST_STEPS_2ND_LANDING
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lda #>step_land2_e_lzsa
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sta location6+1,Y ; MIST_STEPS_2ND_LANDING
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lda #<step_land1_e_lzsa
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sta location5,Y ; MIST_STEPS_1ST_LANDING
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lda #>step_land1_e_lzsa
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sta location5+1,Y ; MIST_STEPS_1ST_LANDING
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lda #<above_dock_e_lzsa
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sta location3,Y ; MIST_ABOVE_DOCK
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sta location16,Y ; MIST_GEAR_BASE
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lda #>above_dock_e_lzsa
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sta location3+1,Y ; MIST_ABOVE_DOCK
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sta location16+1,Y ; MIST_GEAR_BASE
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lda #<dock_e_lzsa
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sta location0,Y ; MIST_ARRIVAL_DOCK
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sta location30,Y ; MIST_VIEWER_DOOR
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lda #>dock_e_lzsa
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sta location0+1,Y ; MIST_ARRIVAL_DOCK
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sta location30+1,Y ; MIST_VIEWER_DOOR
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; remove exit on dock to ship
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ldy #LOCATION_SPECIAL_EXIT
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lda #$ff
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sta location0,Y ; MIST_ARRIVAL_DOCK
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rts
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;==========================
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; draw green if on
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;==========================
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draw_pillar:
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lda LOCATION
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sec
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sbc #MIST_PILLAR_EYE ; find which one we are on
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tay
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tax
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lda PILLAR_ON
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and powersoftwo,Y
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beq done_draw_pillar
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; is on, so draw it green
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txa
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asl
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tay
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lda pillar_sprites,Y
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sta INL
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lda pillar_sprites+1,Y
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sta INH
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lda #17
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sta XPOS
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lda #16
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sta YPOS
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jsr put_sprite_crop
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done_draw_pillar:
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rts
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;=========================
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; pillar was touched
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;=========================
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touch_pillar:
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lda LOCATION
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sec
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sbc #MIST_PILLAR_EYE ; find which on we touched
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tay
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lda PILLAR_ON
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eor powersoftwo,Y
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sta PILLAR_ON
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rts
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;=====================================
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; check to see if ship needs to change
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;=====================================
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check_change_ship:
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; check to see if we need to raise/lower ship
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lda SHIP_RAISED
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beq ship_is_down
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ship_is_up:
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lda PILLAR_ON
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cmp #(PILLAR_SNAKE|PILLAR_BUG|PILLAR_LEAF)
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beq done_adjusting_ship
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; lower ship
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lda #0
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jmp move_the_ship
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ship_is_down:
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lda PILLAR_ON
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cmp #(PILLAR_SNAKE|PILLAR_BUG|PILLAR_LEAF)
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bne done_adjusting_ship
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; raise ship
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lda #1
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jmp move_the_ship
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done_adjusting_ship:
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rts
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move_the_ship:
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sta SHIP_RAISED
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; play noise
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jsr long_beep
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; adjust the backgrounds
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jsr adjust_ship
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rts
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powersoftwo:
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.byte $01,$02,$04,$08,$10,$20,$40,$80
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pillar_sprites:
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.word eye_sprite,snake_sprite,bug_sprite,anchor_sprite
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.word arrow_sprite,leaf_sprite,cross_sprite,emu_sprite
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eye_sprite: ; @17,16
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.byte 7,6
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.byte $AA,$AA,$AA,$AA,$AA,$AA,$AA
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.byte $AA,$AA,$4A,$4A,$4A,$AA,$AA
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.byte $4A,$A4,$44,$A4,$44,$A4,$4A
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.byte $A4,$4A,$44,$4A,$44,$4A,$A4
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.byte $AA,$AA,$A4,$A4,$A4,$AA,$AA
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.byte $AA,$AA,$AA,$AA,$AA,$AA,$AA
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snake_sprite: ; @17,16
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.byte 6,6
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.byte $AA,$4A,$4A,$AA,$AA,$AA
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.byte $AA,$44,$AA,$4A,$A4,$4A
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.byte $AA,$44,$AA,$44,$AA,$44
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.byte $AA,$44,$AA,$44,$AA,$44
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.byte $AA,$44,$AA,$44,$AA,$44
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.byte $AA,$AA,$A4,$AA,$AA,$A4
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bug_sprite: ; @17,16
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.byte 6,5
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.byte $AA,$AA,$AA,$AA,$AA,$AA
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.byte $AA,$44,$AA,$44,$AA,$44
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.byte $AA,$4A,$44,$44,$44,$4A
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.byte $AA,$AA,$44,$44,$44,$AA
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.byte $AA,$44,$AA,$A4,$AA,$44
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anchor_sprite: ; @17,16
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.byte 6,6
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.byte $AA,$AA,$AA,$4A,$AA,$AA
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.byte $AA,$AA,$AA,$44,$AA,$AA
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.byte $AA,$AA,$A4,$44,$A4,$AA
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.byte $AA,$AA,$AA,$44,$AA,$AA
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.byte $AA,$A4,$4A,$44,$4A,$A4
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.byte $AA,$AA,$AA,$A4,$AA,$AA
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arrow_sprite: ; @17,16
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.byte 7,6
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.byte $AA,$AA,$AA,$AA,$4A,$4A,$4A
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.byte $AA,$AA,$AA,$AA,$AA,$44,$44
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.byte $AA,$AA,$AA,$4A,$A4,$AA,$A4
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.byte $AA,$AA,$44,$AA,$AA,$AA,$AA
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.byte $A4,$44,$AA,$AA,$AA,$AA,$AA
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.byte $AA,$A4,$AA,$AA,$AA,$AA,$AA
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leaf_sprite: ; @17,16
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.byte 6,6
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.byte $AA,$4A,$AA,$AA,$AA,$4A
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.byte $AA,$44,$44,$4A,$44,$44
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.byte $AA,$44,$44,$44,$44,$AA
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.byte $AA,$A4,$44,$44,$44,$4A
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.byte $AA,$4A,$AA,$44,$44,$44
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.byte $AA,$A4,$AA,$AA,$AA,$AA
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cross_sprite: ; @17,16
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.byte 6,6
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.byte $AA,$AA,$AA,$AA,$AA,$AA
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.byte $AA,$AA,$A4,$44,$A4,$AA
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.byte $AA,$4A,$AA,$44,$AA,$4A
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.byte $AA,$44,$A4,$44,$A4,$44
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.byte $AA,$AA,$AA,$44,$AA,$AA
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.byte $AA,$AA,$A4,$A4,$A4,$AA
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emu_sprite: ; @17,16
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.byte 7,6
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.byte $AA,$AA,$AA,$AA,$AA,$4A,$AA
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.byte $AA,$AA,$AA,$AA,$AA,$44,$A4
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.byte $AA,$4A,$44,$44,$44,$44,$AA
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.byte $AA,$44,$44,$44,$44,$A4,$AA
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.byte $AA,$44,$AA,$44,$AA,$AA,$AA
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.byte $AA,$AA,$AA,$A4,$A4,$AA,$AA
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tree2_pillars:
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lda DIRECTION
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cmp #DIRECTION_E
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beq tree2_east
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cmp #DIRECTION_W
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beq tree2_west
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; handle the pool marker switch
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tree2_north:
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lda CURSOR_X
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cmp #25
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bcc tree2_not_switch
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cmp #32
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bcs tree2_not_switch
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lda CURSOR_Y
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cmp #16
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bcc tree2_not_switch
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cmp #24
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bcs tree2_not_switch
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lda #MARKER_POOL
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jmp click_marker_switch
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tree2_not_switch:
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; we have to fake going north
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lda #MIST_TREE_CORRIDOR_1
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sta LOCATION
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jmp change_location
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tree2_west:
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lda CURSOR_X
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cmp #22
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bcs goto_bug_pillar
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bcc goto_anchor_pillar
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tree2_east:
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lda CURSOR_X
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cmp #18
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bcs goto_arrow_pillar
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bcc goto_leaf_pillar
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pool_pillars:
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lda DIRECTION
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cmp #DIRECTION_E
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beq pool_east
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bne pool_west
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pool_west:
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lda CURSOR_X
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cmp #28
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bcs goto_eye_pillar
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cmp #12
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bcs goto_snake_pillar
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bcc goto_bug_pillar
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pool_east:
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lda CURSOR_X
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cmp #28
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bcs goto_leaf_pillar
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cmp #11
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bcs goto_cross_pillar
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bcc goto_emu_pillar
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goto_eye_pillar:
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lda #MIST_PILLAR_EYE
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jmp done_pillar
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goto_snake_pillar:
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lda #MIST_PILLAR_SNAKE
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jmp done_pillar
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goto_bug_pillar:
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lda #MIST_PILLAR_BUG
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jmp done_pillar
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goto_anchor_pillar:
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lda #MIST_PILLAR_ANCHOR
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jmp done_pillar
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goto_emu_pillar:
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lda #MIST_PILLAR_EMU
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jmp done_pillar
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goto_cross_pillar:
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lda #MIST_PILLAR_CROSS
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jmp done_pillar
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goto_leaf_pillar:
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lda #MIST_PILLAR_LEAF
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jmp done_pillar
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goto_arrow_pillar:
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lda #MIST_PILLAR_ARROW
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jmp done_pillar
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done_pillar:
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sta LOCATION
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jmp change_location
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draw_circuit_breaker:
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lda ANIMATE_FRAME
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beq done_draw_circuit_breaker
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lda #18
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sta XPOS
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lda #12
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sta YPOS
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lda #<breaker_down_sprite
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sta INL
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lda #>breaker_down_sprite
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sta INH
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jsr put_sprite_crop
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lda FRAMEL
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and #$1f
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bne done_draw_circuit_breaker
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dec ANIMATE_FRAME
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done_draw_circuit_breaker:
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rts
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breaker_down_sprite:
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.byte 4,3
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.byte $00,$ff,$00,$ff
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.byte $99,$77,$77,$99
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.byte $69,$67,$67,$69
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;=======================
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; flip circuit breaker
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; if room==MIST_TOWER2_TOP, and with #$fe
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; if room==MIST_TOWER1_TOP, and with #$fd
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circuit_breaker:
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jsr click_speaker ; click speaker
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lda #2
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sta ANIMATE_FRAME
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lda LOCATION
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cmp #MIST_TOWER2_TOP
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bne other_circuit_breaker
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lda BREAKER_TRIPPED
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and #$fe
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jmp done_circuit_breaker
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other_circuit_breaker:
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lda BREAKER_TRIPPED
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and #$fd
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done_circuit_breaker:
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sta BREAKER_TRIPPED
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|
|
bne done_turn_on_breaker
|
|
|
|
turn_on_breaker:
|
|
|
|
lda GENERATOR_VOLTS
|
|
cmp #$60
|
|
bcs done_turn_on_breaker
|
|
|
|
sta ROCKET_VOLTS
|
|
sta ROCKET_VOLTS_DISP
|
|
|
|
|
|
done_turn_on_breaker:
|
|
|
|
rts
|
|
|
|
|
|
;======================
|
|
; open the spaceship door
|
|
|
|
open_ss_door:
|
|
|
|
; check if voltage is 59
|
|
lda ROCKET_VOLTS
|
|
cmp #$59
|
|
bne done_ss_door
|
|
|
|
; change to open door image
|
|
ldy #LOCATION_NORTH_BG
|
|
lda #<spaceship_door_open_n_lzsa
|
|
sta location26,Y ; MIST_ROCKET_CLOSE
|
|
lda #>spaceship_door_open_n_lzsa
|
|
sta location26+1,Y ; MIST_ROCKET_CLOSE
|
|
|
|
; change to load new level if through
|
|
ldy #LOCATION_SPECIAL_FUNC
|
|
lda #<(go_to_selena-1)
|
|
sta location26,Y ; MIST_ROCKET_CLOSE
|
|
lda #>(go_to_selena-1)
|
|
sta location26+1,Y ; MIST_ROCKET_CLOSE
|
|
|
|
jsr change_location
|
|
|
|
done_ss_door:
|
|
rts
|
|
|
|
|
|
;======================
|
|
; go to selena
|
|
;======================
|
|
|
|
go_to_selena:
|
|
|
|
lda #LOAD_SELENA ; Selena
|
|
sta WHICH_LOAD
|
|
|
|
lda #SELENA_INSIDE_SHIP
|
|
sta LOCATION
|
|
|
|
lda #DIRECTION_E
|
|
sta DIRECTION
|
|
|
|
lda #$ff
|
|
sta LEVEL_OVER
|
|
|
|
rts
|
|
|
|
;======================
|
|
; go to generator
|
|
;======================
|
|
|
|
go_to_generator:
|
|
|
|
lda CURSOR_X
|
|
cmp #27
|
|
bcs goto_tower
|
|
|
|
cmp #13
|
|
bcs goto_shack
|
|
|
|
marker_switch:
|
|
lda CURSOR_Y
|
|
cmp #24
|
|
bcc missed_switch
|
|
|
|
cmp #38
|
|
bcs missed_switch
|
|
|
|
lda #MARKER_GENERATOR
|
|
jmp click_marker_switch
|
|
|
|
missed_switch:
|
|
|
|
rts
|
|
|
|
goto_shack:
|
|
lda #GEN_GREEN_SHACK
|
|
jmp into_generator
|
|
|
|
goto_tower:
|
|
lda #GEN_TOWER1_TRAIL
|
|
|
|
into_generator:
|
|
sta LOCATION
|
|
|
|
lda #LOAD_GENERATOR ; Selena
|
|
sta WHICH_LOAD
|
|
|
|
lda #$ff
|
|
sta LEVEL_OVER
|
|
|
|
rts
|
|
|
|
|
|
|
|
;=================================
|
|
; marker switch compartment stuff
|
|
;=================================
|
|
|
|
draw_white_page:
|
|
|
|
lda DIRECTION
|
|
cmp #DIRECTION_N
|
|
bne no_white_page
|
|
|
|
lda COMPARTMENT_OPEN
|
|
beq no_white_page
|
|
|
|
lda WHITE_PAGE_TAKEN
|
|
bne no_white_page
|
|
|
|
lda #<white_page_sprite
|
|
sta INL
|
|
lda #>white_page_sprite
|
|
sta INH
|
|
|
|
lda #25
|
|
sta XPOS
|
|
lda #34
|
|
sta YPOS
|
|
|
|
jsr put_sprite_crop
|
|
|
|
no_white_page:
|
|
rts
|
|
|
|
|
|
grab_white_page:
|
|
lda WHITE_PAGE_TAKEN
|
|
bne missing_page
|
|
|
|
jmp take_white_page
|
|
|
|
missing_page:
|
|
rts
|
|
|