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GSCats/player.s
blondie7575 080ab768b8 Font rendering is now left justified
2023-07-17 15:53:17 -07:00

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;
; players
; Code and data structures related to the players
;
; Created by Quinn Dunki on 8/13/17
;
playerData:
;;;;;;;;;;;; PLAYER 1 ;;;;;;;;;;;;;;
; gameobject data
.word 0 ; X pos in pixels (from left terrain edge)
.word 0 ; Y pos in pixels (from bottom terrain edge)
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ; Saved background
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.word 24 ; Angle in degrees from +X
.word 2 ; Power
.word 100 ; Anger
.byte 8,"SPROCKET " ; Name
.word 29 ; Base Sprite
.word 0,5,7,0,0,0,0,0 ; Prices
.word 0 ; Current weapon
.word 7 ; Treats
.repeat 86
.byte 0 ; Padding to 256-byte boundary
.endrepeat
;;;;;;;;;;;; PLAYER 2 ;;;;;;;;;;;;;;
; gameobject data
.word 0 ; X pos in pixels (from left terrain edge)
.word 0 ; Y pos in pixels (from bottom terrain edge)
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ; Saved background
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.word 154 ; Angle in degrees from +X
.word 2 ; Power
.word 100 ; Anger
.byte 8,"TINKER " ; Name
.word 20 ; Base Sprite
.word 0,5,7,0,0,0,0,0 ; Prices
.word 0 ; Current weapon
.word 7 ; Treats
.repeat 86
.byte 0 ; Padding to 256-byte boundary
.endrepeat
PD_ANGLE = 132
PD_POWER = 134
PD_ANGER = 136
PD_NAME = 138
PD_BASESPRITE = 148
PD_PRICES = 150
PD_CURRWEAPON = 166
PD_TREATS = 168
PD_SIZE = 256
MAX_POWER = 5
MAX_ANGLE = 180
.macro PLAYERPTR_Y
tya ; Pointer to player structure from index
asl
asl
asl
asl
asl
asl
asl
asl
tay
.endmacro
.macro PLAYERPTR_X
txa ; Pointer to player structure from index
asl
asl
asl
asl
asl
asl
asl
asl
tax
.endmacro
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; playerCreate
;
; A = Player X pos
; Y = Index
; Trashes SCRATCHL
;
playerCreate:
pha
PLAYERPTR_Y
sty SCRATCHL
pla
sta playerData+GO_POSX,y
lda #playerData
clc
adc SCRATCHL
sta PARAML0
jsr placeGameObjectOnTerrain
rts
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; playerDeltaAngle
;
; Y = Player index
; X = Delta
;
playerDeltaAngle:
SAVE_AXY
PLAYERPTR_Y
txa
clc
adc playerData+PD_ANGLE,y
bmi playerDeltaAngleClampLow
cmp #MAX_ANGLE
bpl playerDeltaAngleClampHigh
playerDeltaAngleStore:
sta playerData+PD_ANGLE,y
RESTORE_AXY
rts
playerDeltaAngleClampLow:
lda #0
bra playerDeltaAngleStore
playerDeltaAngleClampHigh:
lda #MAX_ANGLE
bra playerDeltaAngleStore
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; playerDeltaPower
;
; Y = Player index
; X = Delta
;
playerDeltaPower:
SAVE_AXY
PLAYERPTR_Y
txa
clc
adc playerData+PD_POWER,y
beq playerDeltaPowerClampLow
cmp #MAX_POWER
bpl playerDeltaPowerClampHigh
playerDeltaPowerStore:
sta playerData+PD_POWER,y
RESTORE_AXY
rts
playerDeltaPowerClampLow:
lda #1
bra playerDeltaPowerStore
playerDeltaPowerClampHigh:
lda #MAX_POWER
bra playerDeltaPowerStore
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; playerFire
;
; Y = Player index
; Trashes SCRATCHL,SCRATCHL2
;
playerFire:
SAVE_AXY
sty SCRATCHL2
PLAYERPTR_Y
; Check that we can afford it
lda playerData+PD_CURRWEAPON,y
pha
asl
tax
stx SCRATCHL
lda #playerData+PD_PRICES
clc
adc SCRATCHL
sta SCRATCHL
lda (SCRATCHL),y
sta SCRATCHL
lda playerData+PD_TREATS,y
cmp SCRATCHL
bmi playerFire_abort
sec ; Spend money
sbc SCRATCHL
sta playerData+PD_TREATS,y
; Animate the shooting
phy
ldy SCRATCHL2
jsr renderShootAnimation
ply
; Prepare projectile parameters
pla
sta projectileParams+8
lda playerData+GO_POSX,y
sta projectileParams
lda playerData+GO_POSY,y
sta projectileParams+2
lda playerData+PD_ANGLE,y
sta projectileParams+4
lda playerData+PD_POWER,y
sta projectileParams+6
jsr fireProjectile
playerFire_done:
RESTORE_AXY
rts
playerFire_abort:
pla ; Balance stack
bra playerFire_done
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; playerIntersectRect
;
; X = Player index
; rectParams = Rectangle to intersect with us
; A => non zero if rectangle is intersecting player
;
playerIntersectRect:
phx
PLAYERPTR_X
lda playerData+GO_POSX,x
sta rectParams2+0
lda playerData+GO_POSY,x
sta rectParams2+2
lda #GAMEOBJECTWIDTH
sta rectParams2+4
lda #GAMEOBJECTHEIGHT
sta rectParams2+6
jsr intersectRectRect
plx
rts
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; renderPlayers
;
;
renderPlayers:
SAVE_AXY
lda #playerData
sta PARAML0
lda playerData+PD_BASESPRITE
jsr renderGameObject
lda #playerData+PD_SIZE
sta PARAML0
lda playerData+PD_SIZE+PD_BASESPRITE
jsr renderGameObject
RESTORE_AXY
rts
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; protectPlayers
;
; Trashes PARAML0
;
protectPlayers:
SAVE_AXY
lda #playerData
sta PARAML0
jsr vramPtr
cpx #$ffff
beq protectPlayerNext
lda #playerData+GO_BACKGROUND
sta PARAML0
jsr protectGameObject
protectPlayerNext:
lda #playerData+PD_SIZE
sta PARAML0
jsr vramPtr
cpx #$ffff
beq protectPlayerDone
lda #playerData+GO_BACKGROUND+PD_SIZE
sta PARAML0
jsr protectGameObject
protectPlayerDone:
RESTORE_AXY
rts
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; unrenderPlayers
;
;
unrenderPlayers:
SAVE_AXY
lda #playerData
sta PARAML0
jsr unrenderGameObject
lda #playerData+PD_SIZE
sta PARAML0
jsr unrenderGameObject
RESTORE_AXY
rts
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; renderHitAnimation
;
; Y = Player index to render
; Trashes PARAML0,SCRATCHL
;
renderHitAnimation:
SAVE_AXY
; Play hit sound
phy
ldy #SOUND_HOWL
jsr playSound
ply
PLAYERPTR_Y
jsr unrenderPlayers
jsr unrenderCrosshair
lda playerData+GO_POSX,y
sta renderAnimationPos
lda playerData+GO_POSY,y
clc
adc #GAMEOBJECTHEIGHT
sta renderAnimationPos+2
lda #renderAnimationPos
sta PARAML0
ldx #5
lda playerData+PD_BASESPRITE,y
inc ; Hit animation starts right above base sprite
tay
lda #ANIMATION_SIZE_16x32
jsr renderAnimation
jsr renderPlayers
RESTORE_AXY
rts
renderAnimationPos:
.word 0,0
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; renderShootAnimation
;
; Y = Player index to render
; Trashes PARAML0,SCRATCHL
;
renderShootAnimation:
SAVE_AXY
jsr playIterativeMeowSound
PLAYERPTR_Y
jsr unrenderPlayers
jsr unrenderCrosshair
lda playerData+GO_POSX,y
sta renderAnimationPos
lda playerData+GO_POSY,y
sta renderAnimationPos+2
lda #renderAnimationPos
sta PARAML0
ldx #3
lda playerData+PD_BASESPRITE,y
clc
adc #6 ; Shoot animation starts 6 above base sprite
tay
lda #ANIMATION_SIZE_16x16
jsr renderAnimation
jsr renderPlayers
RESTORE_AXY
rts
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; renderPlayerHeader
;
; Y = Player index to render
;
renderPlayerHeader:
SAVE_AXY
PLAYERPTR_Y
; Erase header
phy
ldx #0000
ldy #10
jsr colorFill
ply
; Redraw header
tya
clc
adc #playerData
adc #PD_NAME
sta PARAML0
phy
ldy #$25a1
lda #1
jsl renderStringFar
ply
; lda playerData+PD_ANGLE,y
; ldx #56 + $2500
; jsr drawNumber
; lda playerData+PD_POWER,y
; ldx #76 + $2500
; jsr drawNumber
; ldx #88 + 321
; lda #angerStr
; jsr DrawString
lda playerData+PD_TREATS,y
ldx #$25f0
jsr drawNumber
lda #treatsStr
sta PARAML0
ldy #$25d0
lda #1
jsl renderStringFar
RESTORE_AXY
rts
treatsStr:
pstring "TREATS:$"
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; playIterativeMeowSound
;
playIterativeMeowSound:
phy
ldy meowDex
jsr playSound
iny
iny
cpy #SOUND_MEOW4
bcc playIterativeMeowSoundDone
beq playIterativeMeowSoundDone
ldy #SOUND_MEOW1
playIterativeMeowSoundDone:
sty meowDex
ply
rts
meowDex:
.word SOUND_MEOW1
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