211 lines
7.3 KiB
ArmAsm
211 lines
7.3 KiB
ArmAsm
* Generic Tile Engine Macros
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* by Lucas Scharenbroich
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GTEToolNum equ $A0
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_GTEBootInit MAC
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UserTool $0100+GTEToolNum
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<<<
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_GTEStartUp MAC
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UserTool $0200+GTEToolNum
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<<<
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_GTEShutDown MAC
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UserTool $0300+GTEToolNum
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<<<
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_GTEVersion MAC
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UserTool $0400+GTEToolNum
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<<<
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_GTEReset MAC
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UserTool $0500+GTEToolNum
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<<<
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_GTEStatus MAC
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UserTool $0600+GTEToolNum
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<<<
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_GTEReadControl MAC
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UserTool $0900+GTEToolNum
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<<<
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_GTESetScreenMode MAC
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UserTool $0A00+GTEToolNum
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<<<
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_GTESetTile MAC
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UserTool $0B00+GTEToolNum
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<<<
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_GTESetBG0Origin MAC
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UserTool $0C00+GTEToolNum
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<<<
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_GTERender MAC
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UserTool $0D00+GTEToolNum
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<<<
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_GTELoadTileSet MAC
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UserTool $0E00+GTEToolNum
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<<<
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_GTECreateSpriteStamp MAC
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UserTool $0F00+GTEToolNum
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<<<
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_GTEAddSprite MAC
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UserTool $1000+GTEToolNum
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<<<
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_GTEMoveSprite MAC
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UserTool $1100+GTEToolNum
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<<<
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_GTEUpdateSprite MAC
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UserTool $1200+GTEToolNum
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<<<
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_GTERemoveSprite MAC
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UserTool $1300+GTEToolNum
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<<<
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_GTEGetSeconds MAC
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UserTool $1400+GTEToolNum
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<<<
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_GTECopyTileToDynamic MAC
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UserTool $1500+GTEToolNum
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<<<
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_GTESetPalette MAC
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UserTool $1600+GTEToolNum
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<<<
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_GTECopyPicToBG1 MAC
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UserTool $1700+GTEToolNum
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<<<
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_GTEBindSCBArray MAC
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UserTool $1800+GTEToolNum
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<<<
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_GTEGetBG0TileMapInfo MAC
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UserTool $1900+GTEToolNum
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<<<
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_GTEGetScreenInfo MAC
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UserTool $1A00+GTEToolNum
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<<<
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_GTESetBG1Origin MAC
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UserTool $1B00+GTEToolNum
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<<<
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_GTEGetTileAt MAC
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UserTool $1C00+GTEToolNum
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<<<
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_GTESetBG0TileMapInfo MAC
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UserTool $1D00+GTEToolNum
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<<<
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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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_GTESetOverlay MAC
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UserTool $2200+GTEToolNum
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<<<
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_GTEClearOverlay MAC
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UserTool $2300+GTEToolNum
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<<<
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_GTEGetTileDataAddr MAC
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UserTool $2400+GTEToolNum
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<<<
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_GTEFillTileStore MAC
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UserTool $2500+GTEToolNum
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<<<
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_GTERefresh MAC
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UserTool $2600+GTEToolNum
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<<<
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_GTERenderDirty MAC
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UserTool $2700+GTEToolNum
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<<<
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_GTESetBG1Displacement MAC
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UserTool $2800+GTEToolNum
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<<<
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_GTESetBG1Rotation MAC
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UserTool $2900+GTEToolNum
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<<<
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_GTEClearBG1Buffer MAC
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UserTool $2A00+GTEToolNum
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<<<
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_GTESetBG1Scale MAC
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UserTool $2B00+GTEToolNum
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<<<
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_GTEGetAddress MAC
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UserTool $2C00+GTEToolNum
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<<<
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_GTECompileSpriteStamp MAC
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UserTool $2D00+GTEToolNum
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<<<
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_GTESetAddress MAC
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UserTool $2E00+GTEToolNum
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<<<
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; EngineMode definitions
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; Script definition
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YIELD equ $8000
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JUMP equ $4000
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SET_PALETTE_ENTRY equ $0002
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SWAP_PALETTE_ENTRY equ $0004
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SET_DYN_TILE equ $0006
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CALLBACK equ $0010
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; ReadControl return value bits
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PAD_BUTTON_B equ $0100
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PAD_BUTTON_A equ $0200
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PAD_KEY_DOWN equ $0400
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; EngineMode definitions
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ENGINE_MODE_TWO_LAYER equ $0001
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ENGINE_MODE_DYN_TILES equ $0002
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ENGINE_MODE_BNK0_BUFF equ $0004
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ENGINE_MODE_USER_TOOL equ $8000 ; Communicate if GTE is loaded as a system tool, or a user tool
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; Render flags
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RENDER_ALT_BG1 equ $0001
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RENDER_BG1_HORZ_OFFSET equ $0002
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RENDER_BG1_VERT_OFFSET equ $0004
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RENDER_BG1_ROTATION equ $0008
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RENDER_PER_SCANLINE equ $0010
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RENDER_WITH_SHADOWING equ $0020
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RENDER_SPRITES_SORTED equ $0040
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; Overlay flags
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OVERLAY_MASKED equ $0000 ; Overlay has a mask, so the background must be draw first
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OVERLAY_SOLID equ $8000 ; Overlay covers the scan line and is fully opaque
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OVERLAY_ABOVE equ $0000 ; Overlay is drawn above scanline sprites
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OVERLAY_BELOW equ $4000 ; Overlay is drawn below scanline sprites
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; GetAddress table IDs
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scanlineHorzOffset equ $0001
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scanlineHorzOffset2 equ $0002
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; CopyPicToBG1 flags
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COPY_PIC_NORMAL equ $0000 ; Copy into BG1 buffer in "normal mode"
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COPY_PIC_SCANLINE equ $0001 ; Copy in a way to support BG1 + RENDER_PER_SCANLINE.
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; Tile constants
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; TILE_RESERVED_BIT equ $8000
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TILE_PRIORITY_BIT equ $4000 ; Put tile on top of sprite
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TILE_FRINGE_BIT equ $2000 ; Unused
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TILE_SOLID_BIT equ $1000 ; Hint bit used in TWO_LAYER_MODE to optimize rendering
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TILE_DYN_BIT equ $0800 ; Is this a Dynamic Tile?
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TILE_VFLIP_BIT equ $0400
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TILE_HFLIP_BIT equ $0200
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TILE_ID_MASK equ $01FF
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TILE_CTRL_MASK equ $FE00
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; Sprite constants
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SPRITE_COMPILED equ $4000 ; This is a compiled sprite
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SPRITE_HIDE equ $2000
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SPRITE_16X16 equ $1800
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SPRITE_16X8 equ $1000
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SPRITE_8X16 equ $0800
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SPRITE_8X8 equ $0000
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SPRITE_VFLIP equ $0400
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SPRITE_HFLIP equ $0200
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; Stamp storage parameters
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VBUFF_STRIDE_BYTES equ {12*4} ; Each line has 4 slots of 16 pixels + 8 buffer pixels
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VBUFF_TILE_ROW_BYTES equ {8*VBUFF_STRIDE_BYTES} ; Each row is comprised of 8 lines
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VBUFF_TILE_COL_BYTES equ 4
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VBUFF_SPRITE_STEP equ {VBUFF_TILE_ROW_BYTES*3} ; Allocate space for 16 rows + 8 rows of buffer
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VBUFF_SPRITE_START equ {VBUFF_TILE_ROW_BYTES+4} ; Start at an offset so $0000 can be used as an empty value
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VBUFF_SLOT_COUNT equ 48 ; Have space for this many stamps
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