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| /* | |
| * Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. | |
| * | |
| * (c) Copyright 1996 - 2001 Gary Henderson (gary.henderson@ntlworld.com) and | |
| * Jerremy Koot (jkoot@snes9x.com) | |
| * | |
| * Super FX C emulator code | |
| * (c) Copyright 1997 - 1999 Ivar (ivar@snes9x.com) and | |
| * Gary Henderson. | |
| * Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_. | |
| * | |
| * DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson. | |
| * C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_. | |
| * C4 C code (c) Copyright 2001 Gary Henderson (gary.henderson@ntlworld.com). | |
| * | |
| * DOS port code contains the works of other authors. See headers in | |
| * individual files. | |
| * | |
| * Snes9x homepage: http://www.snes9x.com | |
| * | |
| * Permission to use, copy, modify and distribute Snes9x in both binary and | |
| * source form, for non-commercial purposes, is hereby granted without fee, | |
| * providing that this license information and copyright notice appear with | |
| * all copies and any derived work. | |
| * | |
| * This software is provided 'as-is', without any express or implied | |
| * warranty. In no event shall the authors be held liable for any damages | |
| * arising from the use of this software. | |
| * | |
| * Snes9x is freeware for PERSONAL USE only. Commercial users should | |
| * seek permission of the copyright holders first. Commercial use includes | |
| * charging money for Snes9x or software derived from Snes9x. | |
| * | |
| * The copyright holders request that bug fixes and improvements to the code | |
| * should be forwarded to them so everyone can benefit from the modifications | |
| * in future versions. | |
| * | |
| * Super NES and Super Nintendo Entertainment System are trademarks of | |
| * Nintendo Co., Limited and its subsidiary companies. | |
| */ | |
| #ifndef _TILE_ORG_H_ | |
| #define _TILE_ORG_H_ | |
| #define TILE_PREAMBLE \ | |
| uint8 *pCache; \ | |
| \ | |
| uint32 TileAddr = GPUPack.BG.TileAddress + ((Tile & 0x3ff) << GPUPack.BG.TileShift); \ | |
| if ((Tile & 0x1ff) >= 256) \ | |
| TileAddr += GPUPack.BG.NameSelect; \ | |
| \ | |
| TileAddr &= 0xffff; \ | |
| \ | |
| uint32 TileNumber; \ | |
| pCache = &GPUPack.BG.Buffer[(TileNumber = (TileAddr >> GPUPack.BG.TileShift)) << 6]; \ | |
| \ | |
| if (!GPUPack.BG.Buffered [TileNumber<<1]) \ | |
| GPUPack.BG.Buffered[TileNumber<<1] = orgConvertTile (pCache, TileAddr); \ | |
| \ | |
| if (GPUPack.BG.Buffered [TileNumber<<1] == BLANK_TILE) \ | |
| return; \ | |
| \ | |
| register uint32 l; \ | |
| if (GPUPack.BG.DirectColourMode) \ | |
| { \ | |
| if (IPPU.DirectColourMapsNeedRebuild) \ | |
| S9xBuildDirectColourMaps (); \ | |
| GPUPack.GFX.ScreenColors = DirectColourMaps [(Tile >> 10) & GPUPack.BG.PaletteMask]; \ | |
| } \ | |
| else \ | |
| GPUPack.GFX.ScreenColors = &IPPU.ScreenColors [(((Tile >> 10) & GPUPack.BG.PaletteMask) << GPUPack.BG.PaletteShift) + GPUPack.BG.StartPalette]; | |
| #define RENDER_TILE(NORMAL, FLIPPED, N) \ | |
| if (!(Tile & (V_FLIP | H_FLIP))) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) bp)*/if (((uint32)bp[0])|((uint32)bp[1])|((uint32)bp[2])|((uint32)bp[3])) \ | |
| NORMAL (Offset, bp); \ | |
| /*if (*(uint32 *) (bp + 4))*/if (((uint32)bp[4])|((uint32)bp[5])|((uint32)bp[6])|((uint32)bp[7])) \ | |
| NORMAL (Offset + N, bp + 4); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (!(Tile & V_FLIP)) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) (bp + 4))*/if (((uint32)bp[4])|((uint32)bp[5])|((uint32)bp[6])|((uint32)bp[7])) \ | |
| FLIPPED (Offset, bp + 4); \ | |
| /*if (*(uint32 *) bp)*/if (((uint32)bp[0])|((uint32)bp[1])|((uint32)bp[2])|((uint32)bp[3])) \ | |
| FLIPPED (Offset + N, bp); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (Tile & H_FLIP) \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) (bp + 4))*/if (((uint32)bp[4])|((uint32)bp[5])|((uint32)bp[6])|((uint32)bp[7])) \ | |
| FLIPPED (Offset, bp + 4); \ | |
| /*if (*(uint32 *) bp)*/if (((uint32)bp[0])|((uint32)bp[1])|((uint32)bp[2])|((uint32)bp[3])) \ | |
| FLIPPED (Offset + N, bp); \ | |
| } \ | |
| } \ | |
| else \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) bp)*/if (((uint32)bp[0])|((uint32)bp[1])|((uint32)bp[2])|((uint32)bp[3])) \ | |
| NORMAL (Offset, bp); \ | |
| /*if (*(uint32 *) (bp + 4))*/if (((uint32)bp[4])|((uint32)bp[5])|((uint32)bp[6])|((uint32)bp[7])) \ | |
| NORMAL (Offset + N, bp + 4); \ | |
| } \ | |
| } | |
| #define TILE_CLIP_PREAMBLE \ | |
| uint32 dd; \ | |
| uint32 d1; \ | |
| uint32 d2; \ | |
| \ | |
| if (StartPixel < 4) \ | |
| { \ | |
| d1 = HeadMask [StartPixel]; \ | |
| if (StartPixel + Width < 4) \ | |
| d1 &= TailMask [StartPixel + Width]; \ | |
| } \ | |
| else \ | |
| d1 = 0; \ | |
| \ | |
| if (StartPixel + Width > 4) \ | |
| { \ | |
| if (StartPixel > 4) \ | |
| d2 = HeadMask [StartPixel - 4]; \ | |
| else \ | |
| d2 = 0xffffffff; \ | |
| \ | |
| d2 &= TailMask [(StartPixel + Width - 4)]; \ | |
| } \ | |
| else \ | |
| d2 = 0; | |
| #define RENDER_CLIPPED_TILE(NORMAL, FLIPPED, N) \ | |
| if (!(Tile & (V_FLIP | H_FLIP))) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = (*(uint32 *) bp) & d1))*/if ((dd = (((((uint32)bp[3])<<24)|(((uint32)bp[2])<<16)|(((uint32)bp[1])<<8)|((uint32)bp[0]))&d1))) \ | |
| NORMAL (Offset, (uint8 *) &dd); \ | |
| /*if ((dd = (*(uint32 *) (bp + 4)) & d2))*/if ((dd = (((((uint32)bp[7])<<24)|(((uint32)bp[6])<<16)|(((uint32)bp[5])<<8)|((uint32)bp[4]))&d2))) \ | |
| NORMAL (Offset + N, (uint8 *) &dd); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (!(Tile & V_FLIP)) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| SWAP_DWORD (d1); \ | |
| SWAP_DWORD (d2); \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = *(uint32 *) (bp + 4) & d1))*/if ((dd = (((((uint32)bp[7])<<24)|(((uint32)bp[6])<<16)|(((uint32)bp[5])<<8)|((uint32)bp[4]))&d1))) \ | |
| FLIPPED (Offset, (uint8 *) &dd); \ | |
| /*if ((dd = *(uint32 *) bp & d2))*/if ((dd = (((((uint32)bp[3])<<24)|(((uint32)bp[2])<<16)|(((uint32)bp[1])<<8)|((uint32)bp[0]))&d2))) \ | |
| FLIPPED (Offset + N, (uint8 *) &dd); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (Tile & H_FLIP) \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| SWAP_DWORD (d1); \ | |
| SWAP_DWORD (d2); \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = *(uint32 *) (bp + 4) & d1))*/if ((dd = (((((uint32)bp[7])<<24)|(((uint32)bp[6])<<16)|(((uint32)bp[5])<<8)|((uint32)bp[4]))&d1))) \ | |
| FLIPPED (Offset, (uint8 *) &dd); \ | |
| /*if ((dd = *(uint32 *) bp & d2))*/if ((dd = (((((uint32)bp[3])<<24)|(((uint32)bp[2])<<16)|(((uint32)bp[1])<<8)|((uint32)bp[0]))&d2))) \ | |
| FLIPPED (Offset + N, (uint8 *) &dd); \ | |
| } \ | |
| } \ | |
| else \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = (*(uint32 *) bp) & d1))*/ if ((dd = (((((uint32)bp[3])<<24)|(((uint32)bp[2])<<16)|(((uint32)bp[1])<<8)|((uint32)bp[0]))&d1))) \ | |
| NORMAL (Offset, (uint8 *) &dd); \ | |
| /*if ((dd = (*(uint32 *) (bp + 4)) & d2))*/if ((dd = (((((uint32)bp[7])<<24)|(((uint32)bp[6])<<16)|(((uint32)bp[5])<<8)|((uint32)bp[4]))&d2))) \ | |
| NORMAL (Offset + N, (uint8 *) &dd); \ | |
| } \ | |
| } | |
| #define RENDER_TILE_LARGE(PIXEL, FUNCTION) \ | |
| if (!(Tile & (V_FLIP | H_FLIP))) \ | |
| { \ | |
| if ((pixel = *(pCache + StartLine + StartPixel))) \ | |
| { \ | |
| pixel = PIXEL; \ | |
| for (l = LineCount; l != 0; l--, sp += GPUPack.GFX.PPL, Depth += GPUPack.GFX.PPL) \ | |
| { \ | |
| for (int z = Pixels - 1; z >= 0; z--) \ | |
| if (GPUPack.GFX.Z1 > Depth [z]) \ | |
| { \ | |
| sp [z] = FUNCTION(sp + z, pixel); \ | |
| Depth [z] = GPUPack.GFX.Z2; \ | |
| }\ | |
| } \ | |
| } \ | |
| } \ | |
| else \ | |
| if (!(Tile & V_FLIP)) \ | |
| { \ | |
| StartPixel = 7 - StartPixel; \ | |
| if ((pixel = *(pCache + StartLine + StartPixel))) \ | |
| { \ | |
| pixel = PIXEL; \ | |
| for (l = LineCount; l != 0; l--, sp += GPUPack.GFX.PPL, Depth += GPUPack.GFX.PPL) \ | |
| { \ | |
| for (int z = Pixels - 1; z >= 0; z--) \ | |
| if (GPUPack.GFX.Z1 > Depth [z]) \ | |
| { \ | |
| sp [z] = FUNCTION(sp + z, pixel); \ | |
| Depth [z] = GPUPack.GFX.Z2; \ | |
| }\ | |
| } \ | |
| } \ | |
| } \ | |
| else \ | |
| if (Tile & H_FLIP) \ | |
| { \ | |
| StartPixel = 7 - StartPixel; \ | |
| if ((pixel = *(pCache + 56 - StartLine + StartPixel))) \ | |
| { \ | |
| pixel = PIXEL; \ | |
| for (l = LineCount; l != 0; l--, sp += GPUPack.GFX.PPL, Depth += GPUPack.GFX.PPL) \ | |
| { \ | |
| for (int z = Pixels - 1; z >= 0; z--) \ | |
| if (GPUPack.GFX.Z1 > Depth [z]) \ | |
| { \ | |
| sp [z] = FUNCTION(sp + z, pixel); \ | |
| Depth [z] = GPUPack.GFX.Z2; \ | |
| }\ | |
| } \ | |
| } \ | |
| } \ | |
| else \ | |
| { \ | |
| if ((pixel = *(pCache + 56 - StartLine + StartPixel))) \ | |
| { \ | |
| pixel = PIXEL; \ | |
| for (l = LineCount; l != 0; l--, sp += GPUPack.GFX.PPL, Depth += GPUPack.GFX.PPL) \ | |
| { \ | |
| for (int z = Pixels - 1; z >= 0; z--) \ | |
| if (GPUPack.GFX.Z1 > Depth [z]) \ | |
| { \ | |
| sp [z] = FUNCTION(sp + z, pixel); \ | |
| Depth [z] = GPUPack.GFX.Z2; \ | |
| }\ | |
| } \ | |
| } \ | |
| } | |
| #define RENDER_TILEHI(NORMAL, FLIPPED, N) \ | |
| if (!(Tile & (V_FLIP | H_FLIP))) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) bp)*/if (((uint32)bp[0])|((uint32)bp[2])|((uint32)bp[4])|((uint32)bp[6])) \ | |
| NORMAL (Offset, bp); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (!(Tile & V_FLIP)) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) (bp + 4))*/if (((uint32)bp[0])|((uint32)bp[2])|((uint32)bp[4])|((uint32)bp[6])) \ | |
| FLIPPED (Offset, bp); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (Tile & H_FLIP) \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) (bp + 4))*/if (((uint32)bp[0])|((uint32)bp[2])|((uint32)bp[4])|((uint32)bp[6])) \ | |
| FLIPPED (Offset, bp); \ | |
| } \ | |
| } \ | |
| else \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if (*(uint32 *) bp)*/if (((uint32)bp[0])|((uint32)bp[2])|((uint32)bp[4])|((uint32)bp[6])) \ | |
| NORMAL (Offset, bp); \ | |
| } \ | |
| } | |
| #define RENDER_CLIPPED_TILEHI(NORMAL, FLIPPED, N) \ | |
| d1=(d1&0xFF)|((d1&0xFF0000)>>8)|((d2&0xFF)<<16)|((d2&0xFF0000)<<8);\ | |
| if (!(Tile & (V_FLIP | H_FLIP))) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = (*(uint32 *) bp) & d1))*/if ((dd = (((((uint32)bp[6])<<24)|(((uint32)bp[4])<<16)|(((uint32)bp[2])<<8)|((uint32)bp[0]))&d1))) \ | |
| NORMAL (Offset, (uint8 *) &dd); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (!(Tile & V_FLIP)) \ | |
| { \ | |
| bp = pCache + StartLine; \ | |
| SWAP_DWORD (d1); \ | |
| /*SWAP_DWORD (d2);*/ \ | |
| for (l = LineCount; l != 0; l--, bp += 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = *(uint32 *) (bp + 4) & d1))*/if ((dd = (((((uint32)bp[6])<<24)|(((uint32)bp[4])<<16)|(((uint32)bp[2])<<8)|((uint32)bp[0]))&d1))) \ | |
| FLIPPED (Offset, (uint8 *) &dd); \ | |
| } \ | |
| } \ | |
| else \ | |
| if (Tile & H_FLIP) \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| SWAP_DWORD (d1); \ | |
| /*SWAP_DWORD (d2);*/ \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = *(uint32 *) (bp + 4) & d1))*/if ((dd = (((((uint32)bp[6])<<24)|(((uint32)bp[4])<<16)|(((uint32)bp[2])<<8)|((uint32)bp[0]))&d1))) \ | |
| FLIPPED (Offset, (uint8 *) &dd); \ | |
| } \ | |
| } \ | |
| else \ | |
| { \ | |
| bp = pCache + 56 - StartLine; \ | |
| for (l = LineCount; l != 0; l--, bp -= 8, Offset += GPUPack.GFX.PPL) \ | |
| { \ | |
| /*if ((dd = (*(uint32 *) bp) & d1))*/ if ((dd = (((((uint32)bp[6])<<24)|(((uint32)bp[4])<<16)|(((uint32)bp[2])<<8)|((uint32)bp[0]))&d1))) \ | |
| NORMAL (Offset, (uint8 *) &dd); \ | |
| } \ | |
| } | |
| #endif | |