mirror of
https://github.com/lscharen/iigs-game-engine.git
synced 2025-02-15 19:30:25 +00:00
Work to expose times via Toolset
This commit is contained in:
Lucas Scharenbroich
parent
c257d72060
commit
8aafd5812b
@ -68,7 +68,8 @@ ScreenHeight equ 14
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; Set up our level data
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jsr BG0SetUp
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; jsr TileAnimInit
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jsr TileAnimInit
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jsr SetLimits
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; jsr InitOverlay ; Initialize the status bar
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@ -145,6 +146,7 @@ HERO_VBUFF equ VBUFF_SPRITE_START+0*VBUFF_SPRITE_STEP
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HERO_SLOT equ 1
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MUSHROOM_ID equ {SPRITE_16X16+255}
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MUSHROOM_VBUFF equ VBUFF_SPRITE_START+1*VBUFF_SPRITE_STEP
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MUSHROOM_SLOT equ 0
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pea HERO_ID ; sprint id
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pea HERO_VBUFF ; vbuff address
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@ -153,19 +155,19 @@ MUSHROOM_VBUFF equ VBUFF_SPRITE_START+1*VBUFF_SPRITE_STEP
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pea MUSHROOM_ID ; sprint id
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pea MUSHROOM_VBUFF ; vbuff address
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_GTECreateSpriteStamp
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pea MUSHROOM_ID ; Put the mushroom in Slot 0
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pea #80 ; at x=80, y=152
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pea #152
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pea $0000
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pea MUSHROOM_SLOT
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_GTEAddSprite
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pea $0000
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pea MUSHROOM_SLOT
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pea $0000 ; with these flags (h/v flip)
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pea MUSHROOM_VBUFF ; and use this stamp
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_GTEUpdateSprite
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jsr UpdatePlayerLocal
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jsr UpdatePlayerLocal
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pea HERO_ID
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lda PlayerX
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@ -360,12 +362,23 @@ Exit
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bcs Fatal
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Fatal brk $00
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Hold
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_GTERender
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:busy
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pha
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_GTEReadControl
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pla
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and #$00FF
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cmp #'q'
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bne :busy
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jmp Exit
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BG1DataFile strl '1/sunset.c1'
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; Color palette
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MyPalette dw $068F,$0EDA,$0000,$0000,$0BF1,$00A0,$0EEE,$0456,$0FA4,$0F59,$0E30,$01CE,$02E3,$0870,$0F93,$0FD7
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; B&W Palette
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;MyPalette dw $0000,$0EDA,$0000,$0E51,$0BF1,$00A0,$0EEE,$0456,$0FA4,$0F59,$0E30,$01CE,$02E3,$0870,$0F93,$0FFF
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; MyPalette dw $0000,$0EDA,$0000,$0E51,$0BF1,$00A0,$0EEE,$0456,$0FA4,$0F59,$0E30,$01CE,$02E3,$0870,$0F93,$0FFF
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PlayerGlobalX ds 2
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PlayerGlobalY ds 2
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@ -499,6 +512,7 @@ UpdatePlayerPos
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; Check if the player is standing on the ground at their current local position
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pha ; space for result
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lda PlayerX
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pha
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lda PlayerY
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@ -770,4 +784,4 @@ _GetVBLTicks
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; PUT ../shell/Overlay.s
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PUT gen/App.TileMapBG0.s
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; PUT gen/App.TileSetAnim.s
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PUT gen/App.TileSetAnim.s
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@ -1,52 +1,41 @@
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TileAnimInit ENT
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ldx #137
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ldy #0
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jsl CopyTileToDyn
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ldx #138
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ldy #1
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jsl CopyTileToDyn
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ldx #169
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ldy #2
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jsl CopyTileToDyn
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ldx #170
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ldy #3
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jsl CopyTileToDyn
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lda #TileAnim_136
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ldx #^TileAnim_136
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ldy #15
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jsl StartScript
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lda #TileAnim_137
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ldx #^TileAnim_137
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ldy #15
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jsl StartScript
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lda #TileAnim_168
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ldx #^TileAnim_168
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ldy #15
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jsl StartScript
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lda #TileAnim_169
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ldx #^TileAnim_169
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ldy #15
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jsl StartScript
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TileAnimInit
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pea #137
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pea #0
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_GTECopyTileToDynamic
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pea #138
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pea #1
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_GTECopyTileToDynamic
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pea #169
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pea #2
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_GTECopyTileToDynamic
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pea #170
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pea #3
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_GTECopyTileToDynamic
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rts
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TileAnim_136
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dw $8006,137,0,0
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dw $8006,139,0,0
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dw $8006,141,0,0
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dw $cd06,143,0,0
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TileAnim_137
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dw $8006,138,1,0
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dw $8006,140,1,0
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dw $8006,142,1,0
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dw $cd06,144,1,0
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TileAnim_168
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dw $8006,169,2,0
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dw $8006,171,2,0
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dw $8006,173,2,0
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dw $cd06,175,2,0
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TileAnim_169
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pea #15
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pea #^TileAnim
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pea #TileAnim
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_GTEStartScript
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rts
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TileAnim
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dw $0006,137,0,0
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dw $0006,138,1,0
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dw $0006,169,2,0
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dw $8006,170,3,0
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dw $0006,139,0,0
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dw $0006,140,1,0
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dw $0006,171,2,0
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dw $8006,172,3,0
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dw $0006,141,0,0
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dw $0006,142,1,0
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dw $0006,173,2,0
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dw $8006,174,3,0
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dw $cd06,176,3,0
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dw $0006,143,0,0
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dw $0006,144,1,0
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dw $0006,175,2,0
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dw $cc46,176,3,0 ; STOP; JUMP(-15) -15 = $31 (6 bit) = %110001 = 1100 0100 = C4
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@ -87,6 +87,15 @@ _GTESetBG0TileMapInfo MAC
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_GTESetBG1TileMapInfo MAC
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UserTool $1E00+GTEToolNum
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<<<
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_GTEAddTimer MAC
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UserTool $1F00+GTEToolNum
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<<<
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_GTERemoveTimer MAC
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UserTool $2000+GTEToolNum
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<<<
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_GTEStartScript MAC
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UserTool $2100+GTEToolNum
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<<<
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; EngineMode definitions
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; Script definition
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@ -254,3 +254,6 @@ VBuffArray EXT
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_stamp_step EXT
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VBuffVertTableSelect EXT
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VBuffHorzTableSelect EXT
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; Tool error codes
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NO_TIMERS_AVAILABLE equ 10
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@ -34,7 +34,7 @@ _Render
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jsr _RenderSprites ; Once the BG0 X and Y positions are committed, update sprite data
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; jsr _UpdateBG0TileMap ; and the tile maps. These subroutines build up a list of tiles
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jsr _UpdateBG0TileMap ; and the tile maps. These subroutines build up a list of tiles
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; jsr _UpdateBG1TileMap ; that need to be updated in the code field
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jsr _ApplyTilesFast ; This function actually draws the new tiles into the code field
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32
src/Script.s
32
src/Script.s
@ -33,17 +33,13 @@
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;
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; A pointer to the current command instruction is stored in the first 4 bytes of the
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; timer's user data section.
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StartScript ENT
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phb
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jsr _SetDataBank
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phx ; Save the script array address
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_StartScript phx ; Save the script array address
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pha
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lda #_DoScriptSeq ; Try to create a timer for this script
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ldx #^_DoScriptSeq
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clc
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jsl AddTimer
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jsr _AddTimer
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bcs :err ; No timer slots available :(
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tax ; Initialize the UserData with the command pointer
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@ -52,14 +48,12 @@ StartScript ENT
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pla
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sta Timers+10,x
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plb
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rtl
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rts
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:err
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pla ; Pop the values and return with the carry flag set
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pla
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plb
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rtl
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rts
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; This routine executes script command until it encounters one with the STOP bit set. In some
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; sense, the stop bit acts like a "yield" in high-level languages.
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@ -107,18 +101,20 @@ _dss_cmd_rtn
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; to the next entry.
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bit #JUMP ; Just do a fall through and set the jump offset to
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bne :move_addr ; a hard-coded value of 1 if the jump bit is not set
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:retry lda #$0100
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:move_addr and #$0F00 ; mask out the number of commands to move
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:retry lda #$0040
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:move_addr and #$0FC0 ; mask out the number of commands to move
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beq :retry ; Don't allow zeros; will cause infinite loop. Just advance by one.
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xba ; put it in the low byte
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cmp #$0008 ; Sign-extend the 4-bit value
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cmp #$0800 ; Sign-extend the 6-bit value
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bcc *+5
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ora #$FFF0
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ora #$F000
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asl ; multiply by 8
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asl
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asl
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cmp #$8000 ; make it a multiple of 8 (preserve sign)
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ror
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cmp #$8000
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ror
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cmp #$8000
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ror
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clc
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adc 3,s ; add it to the saved command address
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sta 3,s
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@ -10,12 +10,6 @@
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; in actual games since the primary background is often large empty areas, or runs
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; of repeating tiles.
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; Debug locations
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LastTop ds 2
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LastBottom ds 2
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LastLeft ds 2
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LastRight ds 2
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; The ranges are [:Left, :Right] and [:Top, :Bottom], so :Right can be, at most, 40
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; if we are drawing all 41 tiles (Index 0 through 40). The :Bottom value can be
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; at most 25.
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@ -222,17 +216,6 @@ _UpdateBG0TileMap
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:NoXUpdate
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rts
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;:Debug
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; lda :Top ; Debugging
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; sta LastTop
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; lda :Bottom
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; sta LastBottom
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; lda :Left
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; sta LastLeft
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; lda :Right
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; sta LastRight
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; rts
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; This is a private subroutine that draws in tiles into the code fields using the
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; data from the tilemap and the local :Top, :Left, :Bottom and :Right parameters.
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:DrawRectBG0
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@ -639,7 +622,7 @@ _DrawRectBG1
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ldx :BlkX
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ldy :BlkY
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jsr _CopyBG1Tile
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; jsr _CopyBG1Tile
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lda :BlkX
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inc
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@ -676,4 +659,3 @@ _DrawRectBG1
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pla
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rts
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19
src/Timer.s
19
src/Timer.s
@ -31,16 +31,12 @@ InitTimers
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; Return
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; C = 0 if success, 1 if no timer slots are available
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; A = timer slot ID if C = 0
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AddTimer ENT
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phb
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_AddTimer
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php ; Save the input parameters
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phx
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pha
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phy
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jsr _SetDataBank
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ldx #0
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:loop lda Timers,x ; If the counter is zero, timer is free
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beq :freeslot
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@ -72,8 +68,7 @@ AddTimer ENT
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lda Timers+0,x ; if not a one-shot, put the counter
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sta Timers+2,x ; value into the reset field
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:oneshot plb
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txa ; return the slot ID and a success status
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:oneshot txa ; return the slot ID and a success status
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clc
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rtl
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@ -81,18 +76,15 @@ AddTimer ENT
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pla
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plx
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plp
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plb
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sec ; Return an error status
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lda #0
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rtl
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rts
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; Small function to remove a timer
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;
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; A = Timer ID
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RemoveTimer ENT
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phb
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jsr _SetDataBank
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_RemoveTimer
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cmp #{TIMER_REC_SIZE*{MAX_TIMERS-1}}+1
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bcs :exit
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@ -103,8 +95,7 @@ RemoveTimer ENT
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stz Timers+6,x
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:exit
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plb
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rtl
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rts
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; Execute the timer functions
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;DoTimers ENT
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67
src/Tool.s
67
src/Tool.s
@ -30,6 +30,14 @@ _TSExit mac
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jml ToStrip
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<<<
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_TSExit1 mac
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plb
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pld
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; ldx ]1 ; Error code already in X
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ldy ]1 ; Number of stack bytes to remove
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jml ToStrip
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<<<
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FirstParam equ 10 ; When using the _TSEntry macro, the first parameter is at 10,s
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mx %00
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@ -71,6 +79,10 @@ _CallTable
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adrl _TSSetBG0TileMapInfo-1
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adrl _TSSetBG1TileMapInfo-1
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adrl _TSAddTimer-1
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adrl _TSRemoveTimer-1
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adrl _TSStartScript-1
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_CTEnd
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_GTEAddSprite MAC
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UserTool $1000+GTEToolNum
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@ -551,13 +563,66 @@ _TSSetBG1TileMapInfo
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sta TileMapPtr+2
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_TSExit #0;#8
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; AddTimer(numTicks, callback, flags)
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_TSAddTimer
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:flags equ FirstParam+0
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:callback equ FirstParam+2
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:numTicks equ FirstParam+6
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:output equ FirstParam+8
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_TSEntry
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lda :callback+2,s
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tax
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lda :callback,s
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tay
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lda :flags,s
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lsr ; put low bit into carry
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lda :numTicks,s
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jsr _AddTimer
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sta :output,s
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ldx #0
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bcc :no_err
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ldx #NO_TIMERS_AVAILABLE
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:no_err
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_TSExit1 #8
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; RemoveTimer(timerId)
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_TSRemoveTimer
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:timerId equ FirstParam+0
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_TSEntry
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lda :timerId,s
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jsr _RemoveTimer
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_TSExit #0;#2
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; StartScript(timerId)
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_TSStartScript
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:scriptAddr equ FirstParam+0
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:numTicks equ FirstParam+4
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_TSEntry
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lda :numTicks,s
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tay
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lda :scriptAddr+2,s
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tax
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lda :scriptAddr,s
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jsr _StartScript
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_TSExit #0;#6
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; Insert the GTE code
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put Math.s
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put CoreImpl.s
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put Memory.s
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put Timer.s
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put Script.s
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put TileMap.s
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put Graphics.s
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put Tiles.s
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