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ootw: c2: more elevator code
This commit is contained in:
Vince Weaver
parent
6b2ae05aaa
commit
5af4f268d0
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@ -5,8 +5,8 @@
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; A or <- : start moving left
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; D or -> : start moving right
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; W or up : jump
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; S or down : crouch or pickup
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; W or up : jump or elevator/transporter up
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; S or down : crouch or pickup or elevator/transporter down
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; space : action
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; escape : quit
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@ -205,9 +205,21 @@ check_up:
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bne check_down
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up:
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;========================
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; Jump -- Up Pressed
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; UP -- Jump
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;========================
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lda ON_ELEVATOR
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beq up_not_elevator
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up_on_elevator:
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lda #P_ELEVATING_UP
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sta PHYSICIST_STATE
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lda #0
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sta GAIT
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jmp done_keypress
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up_not_elevator:
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lda #P_JUMPING
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sta PHYSICIST_STATE
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lda #0
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@ -222,9 +234,21 @@ check_down:
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bne check_space
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;======================
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; Crouch
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; DOWN -- Crouch
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;======================
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down:
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lda ON_ELEVATOR
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beq down_not_elevator
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down_on_elevator:
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lda #P_ELEVATING_DOWN
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sta PHYSICIST_STATE
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lda #0
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sta GAIT
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jmp done_keypress
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down_not_elevator:
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lda #P_CROUCHING
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sta PHYSICIST_STATE
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lda #0
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@ -45,6 +45,15 @@ elevator4:
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lda #3
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sta eel_smc+1
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; set up exit
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lda #7
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sta going_up_smc+1
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; set down exit
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lda #5
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sta going_down_smc+1
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jmp elevator_setup_done
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elevator5:
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@ -53,10 +62,60 @@ elevator5:
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lda #(-4+128)
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sta LEFT_LIMIT
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lda #(21+128)
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sta RIGHT_LIMIT
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; set left exit
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lda #9
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sta eel_smc+1
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; set up exit
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lda #4
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sta going_up_smc+1
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; set down exit
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lda #6
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sta going_down_smc+1
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jmp elevator_setup_done
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elevator6:
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cmp #6
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bne elevator7
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lda #(-4+128)
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sta LEFT_LIMIT
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lda #(21+128)
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sta RIGHT_LIMIT
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; set left exit
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lda #8
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sta eel_smc+1
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; set up exit
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lda #5
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sta going_up_smc+1
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; no down exit
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jmp elevator_setup_done
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elevator7:
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lda #(10+128)
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sta LEFT_LIMIT
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lda #(30+128)
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sta RIGHT_LIMIT
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elevator6:
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; set up exit
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; no up exit
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; set down exit
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lda #4
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sta going_down_smc+1
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; fallthrough
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elevator_setup_done:
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@ -153,7 +212,66 @@ draw_elevator:
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elevator_frame_no_oflo:
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; check if done this level
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;==========================
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; handle elevator
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;==========================
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lda PHYSICIST_X
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cmp #17
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bcc not_on_elevator ; blt
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lda #1
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bne update_elevator ; balways
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not_on_elevator:
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lda #0
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update_elevator:
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sta ON_ELEVATOR
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;==========================
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; handle elevating
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;==========================
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lda PHYSICIST_STATE
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elevator_check_up:
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cmp #P_ELEVATING_UP
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bne elevator_check_down
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going_up:
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going_up_smc:
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lda #7
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sta WHICH_JAIL
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lda #0
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sta PHYSICIST_STATE
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jmp done_elevator
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elevator_check_down:
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cmp #P_ELEVATING_DOWN
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bne going_nowhere
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going_down:
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going_down_smc:
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lda #4
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sta WHICH_JAIL
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lda #0
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sta PHYSICIST_STATE
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jmp done_elevator
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going_nowhere:
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;==========================
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; check if done this room
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;==========================
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lda GAME_OVER
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beq still_in_elevator
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@ -70,6 +70,10 @@ pstate_table_lo:
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.byte <physicist_jumping ; 05
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.byte <physicist_collapsing ; 06
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.byte <physicist_falling ; 07
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.byte <physicist_standing ; 08 swinging
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.byte <physicist_standing ; 09 elevator up
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.byte <physicist_standing ; 0A elevator down
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pstate_table_hi:
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.byte >physicist_standing
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.byte >physicist_walking
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@ -79,6 +83,9 @@ pstate_table_hi:
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.byte >physicist_jumping
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.byte >physicist_collapsing
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.byte >physicist_falling
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.byte >physicist_standing ; 08 swinging
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.byte >physicist_standing ; 09 elevator up
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.byte >physicist_standing ; 0A elevator down
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; Urgh, make sure this doesn't end up at $FF or you hit the
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; NMOS 6502 bug
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21
ootw/zp.inc
21
ootw/zp.inc
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@ -147,16 +147,17 @@ BOULDER_X = $E8 ; C1
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BOULDER_Y = $E9 ; C1
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PHYSICIST_STATE = $EA
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P_STANDING = $00
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P_WALKING = $01
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P_RUNNING = $02
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P_CROUCHING = $03
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P_KICKING = $04
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P_JUMPING = $05 ; no keypress
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P_COLLAPSING = $06 ; no keypress
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P_FALLING = $07 ; no keypress
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P_SWINGING = $08 ; no keypress
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P_STANDING = $00
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P_WALKING = $01
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P_RUNNING = $02
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P_CROUCHING = $03
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P_KICKING = $04
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P_JUMPING = $05 ; no keypress
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P_COLLAPSING = $06 ; no keypress
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P_FALLING = $07 ; no keypress
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P_SWINGING = $08 ; no keypress
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P_ELEVATING_UP = $09
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P_ELEVATING_DOWN = $0A
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BEFORE_SWING = $EB
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CUTFRAME = $EC
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