From e54b9f435453405d39c05a8d26b89a87266d6001 Mon Sep 17 00:00:00 2001 From: Kenta Yoshimura Date: Wed, 3 Apr 2019 00:29:45 +0900 Subject: [PATCH] Remove top-level #include. --- tile.cpp | 2018 +++++++++++++++++++++++++++--------------------------- 1 file changed, 1003 insertions(+), 1015 deletions(-) diff --git a/tile.cpp b/tile.cpp index 8f2f1ee6..dd034b11 100644 --- a/tile.cpp +++ b/tile.cpp @@ -4,111 +4,1023 @@ For further information, consult the LICENSE file in the root directory. \*****************************************************************************/ -// This file includes itself. - -// Top-level compilation. - -#ifndef _NEWTILE_CPP -#define _NEWTILE_CPP - #include "snes9x.h" #include "ppu.h" #include "tile.h" -static uint32 pixbit[8][16]; -static uint8 hrbit_odd[256]; -static uint8 hrbit_even[256]; +extern struct SLineMatrixData LineMatrixData[240]; -struct BPProgressive -{ - enum { Pitch = 1 }; - static uint32 Get(uint32 StartLine) { return StartLine; } -}; -// Interlace: Only draw every other line, so we'll redefine BPSTART and PITCH to do so. -// Otherwise, it's the same as Normal2x1/Hires2x1. -struct BPInterlace -{ - enum { Pitch = 2 }; - static uint32 Get(uint32 StartLine) { return StartLine * 2 + BG.InterlaceLine; } -}; +namespace { -// The 1x1 pixel plotter, for speedhacking modes. -template -struct Normal1x1Base -{ - enum { Pitch = BPSTART::Pitch }; - typedef BPSTART bpstart_t; + uint32 pixbit[8][16]; + uint8 hrbit_odd[256]; + uint8 hrbit_even[256]; - static void Draw(int N, int M, uint32 Offset, uint32 OffsetInLine, uint8 Pix, uint8 Z1, uint8 Z2) + struct BPProgressive { - (void) OffsetInLine; - if (Z1 > GFX.DB[Offset + N] && (M)) - { - GFX.S[Offset + N] = MATH::Calc(GFX.ScreenColors[Pix], GFX.SubScreen[Offset + N], GFX.SubZBuffer[Offset + N]); - GFX.DB[Offset + N] = Z2; - } - } -}; + enum { Pitch = 1 }; + static uint32 Get(uint32 StartLine) { return StartLine; } + }; -template -struct Normal1x1 : public Normal1x1Base {}; - -// The 2x1 pixel plotter, for normal rendering when we've used hires/interlace already this frame. -template -struct Normal2x1Base -{ - enum { Pitch = BPSTART::Pitch }; - typedef BPSTART bpstart_t; - - static void Draw(int N, int M, uint32 Offset, uint32 OffsetInLine, uint8 Pix, uint8 Z1, uint8 Z2) + // Interlace: Only draw every other line, so we'll redefine bpstart_t and Pitch to do so. + // Otherwise, it's the same as Normal2x1/Hires2x1. + struct BPInterlace { - (void) OffsetInLine; - if (Z1 > GFX.DB[Offset + 2 * N] && (M)) - { - GFX.S[Offset + 2 * N] = GFX.S[Offset + 2 * N + 1] = MATH::Calc(GFX.ScreenColors[Pix], GFX.SubScreen[Offset + 2 * N], GFX.SubZBuffer[Offset + 2 * N]); - GFX.DB[Offset + 2 * N] = GFX.DB[Offset + 2 * N + 1] = Z2; - } - } -}; + enum { Pitch = 2 }; + static uint32 Get(uint32 StartLine) { return StartLine * 2 + BG.InterlaceLine; } + }; -template -struct Normal2x1 : public Normal2x1Base {}; -template -struct Interlace : public Normal2x1Base {}; - -// Hires pixel plotter, this combines the main and subscreen pixels as appropriate to render hires or pseudo-hires images. -// Use it only on the main screen, subscreen should use Normal2x1 instead. -// Hires math: -// Main pixel is mathed as normal: Main(x, y) * Sub(x, y). -// Sub pixel is mathed somewhat weird: Basically, for Sub(x + 1, y) we apply the same operation we applied to Main(x, y) -// (e.g. no math, add fixed, add1/2 subscreen) using Main(x, y) as the "corresponding subscreen pixel". -// Also, color window clipping clips Sub(x + 1, y) if Main(x, y) is clipped, not Main(x + 1, y). -// We don't know how Sub(0, y) is handled. -template -struct HiresBase -{ - enum { Pitch = BPSTART::Pitch }; - typedef BPSTART bpstart_t; - - static void Draw(int N, int M, uint32 Offset, uint32 OffsetInLine, uint8 Pix, uint8 Z1, uint8 Z2) + // The 1x1 pixel plotter, for speedhacking modes. + template + struct Normal1x1Base { - if (Z1 > GFX.DB[Offset + 2 * N] && (M)) - { - GFX.S[Offset + 2 * N + 1] = MATH::Calc(GFX.ScreenColors[Pix], GFX.SubScreen[Offset + 2 * N], GFX.SubZBuffer[Offset + 2 * N]); - if ((OffsetInLine + 2 * N ) != (SNES_WIDTH - 1) << 1) - GFX.S[Offset + 2 * N + 2] = MATH::Calc((GFX.ClipColors ? 0 : GFX.SubScreen[Offset + 2 * N + 2]), GFX.RealScreenColors[Pix], GFX.SubZBuffer[Offset + 2 * N]); - if ((OffsetInLine + 2 * N) == 0 || (OffsetInLine + 2 * N) == GFX.RealPPL) - GFX.S[Offset + 2 * N] = MATH::Calc((GFX.ClipColors ? 0 : GFX.SubScreen[Offset + 2 * N]), GFX.RealScreenColors[Pix], GFX.SubZBuffer[Offset + 2 * N]); - GFX.DB[Offset + 2 * N] = GFX.DB[Offset + 2 * N + 1] = Z2; - } - } -}; + enum { Pitch = BPSTART::Pitch }; + typedef BPSTART bpstart_t; + + static void Draw(int N, int M, uint32 Offset, uint32 OffsetInLine, uint8 Pix, uint8 Z1, uint8 Z2) + { + (void) OffsetInLine; + if (Z1 > GFX.DB[Offset + N] && (M)) + { + GFX.S[Offset + N] = MATH::Calc(GFX.ScreenColors[Pix], GFX.SubScreen[Offset + N], GFX.SubZBuffer[Offset + N]); + GFX.DB[Offset + N] = Z2; + } + } + }; + + template + struct Normal1x1 : public Normal1x1Base {}; + + // The 2x1 pixel plotter, for normal rendering when we've used hires/interlace already this frame. + template + struct Normal2x1Base + { + enum { Pitch = BPSTART::Pitch }; + typedef BPSTART bpstart_t; + + static void Draw(int N, int M, uint32 Offset, uint32 OffsetInLine, uint8 Pix, uint8 Z1, uint8 Z2) + { + (void) OffsetInLine; + if (Z1 > GFX.DB[Offset + 2 * N] && (M)) + { + GFX.S[Offset + 2 * N] = GFX.S[Offset + 2 * N + 1] = MATH::Calc(GFX.ScreenColors[Pix], GFX.SubScreen[Offset + 2 * N], GFX.SubZBuffer[Offset + 2 * N]); + GFX.DB[Offset + 2 * N] = GFX.DB[Offset + 2 * N + 1] = Z2; + } + } + }; + + template + struct Normal2x1 : public Normal2x1Base {}; + template + struct Interlace : public Normal2x1Base {}; + + // Hires pixel plotter, this combines the main and subscreen pixels as appropriate to render hires or pseudo-hires images. + // Use it only on the main screen, subscreen should use Normal2x1 instead. + // Hires math: + // Main pixel is mathed as normal: Main(x, y) * Sub(x, y). + // Sub pixel is mathed somewhat weird: Basically, for Sub(x + 1, y) we apply the same operation we applied to Main(x, y) + // (e.g. no math, add fixed, add1/2 subscreen) using Main(x, y) as the "corresponding subscreen pixel". + // Also, color window clipping clips Sub(x + 1, y) if Main(x, y) is clipped, not Main(x + 1, y). + // We don't know how Sub(0, y) is handled. + template + struct HiresBase + { + enum { Pitch = BPSTART::Pitch }; + typedef BPSTART bpstart_t; + + static void Draw(int N, int M, uint32 Offset, uint32 OffsetInLine, uint8 Pix, uint8 Z1, uint8 Z2) + { + if (Z1 > GFX.DB[Offset + 2 * N] && (M)) + { + GFX.S[Offset + 2 * N + 1] = MATH::Calc(GFX.ScreenColors[Pix], GFX.SubScreen[Offset + 2 * N], GFX.SubZBuffer[Offset + 2 * N]); + if ((OffsetInLine + 2 * N ) != (SNES_WIDTH - 1) << 1) + GFX.S[Offset + 2 * N + 2] = MATH::Calc((GFX.ClipColors ? 0 : GFX.SubScreen[Offset + 2 * N + 2]), GFX.RealScreenColors[Pix], GFX.SubZBuffer[Offset + 2 * N]); + if ((OffsetInLine + 2 * N) == 0 || (OffsetInLine + 2 * N) == GFX.RealPPL) + GFX.S[Offset + 2 * N] = MATH::Calc((GFX.ClipColors ? 0 : GFX.SubScreen[Offset + 2 * N]), GFX.RealScreenColors[Pix], GFX.SubZBuffer[Offset + 2 * N]); + GFX.DB[Offset + 2 * N] = GFX.DB[Offset + 2 * N + 1] = Z2; + } + } + }; + + template + struct Hires : public HiresBase {}; + template + struct HiresInterlace : public HiresBase {}; + + // Here are the tile converters, selected by S9xSelectTileConverter(). + // Really, except for the definition of DOBIT and the number of times it is called, they're all the same. + + #define DOBIT(n, i) \ + if ((pix = *(tp + (n)))) \ + { \ + p1 |= pixbit[(i)][pix >> 4]; \ + p2 |= pixbit[(i)][pix & 0xf]; \ + } + + uint8 ConvertTile2 (uint8 *pCache, uint32 TileAddr, uint32) + { + uint8 *tp = &Memory.VRAM[TileAddr]; + uint32 *p = (uint32 *) pCache; + uint32 non_zero = 0; + uint8 line; + + for (line = 8; line != 0; line--, tp += 2) + { + uint32 p1 = 0; + uint32 p2 = 0; + uint8 pix; + + DOBIT( 0, 0); + DOBIT( 1, 1); + *p++ = p1; + *p++ = p2; + non_zero |= p1 | p2; + } + + return (non_zero ? TRUE : BLANK_TILE); + } + + uint8 ConvertTile4 (uint8 *pCache, uint32 TileAddr, uint32) + { + uint8 *tp = &Memory.VRAM[TileAddr]; + uint32 *p = (uint32 *) pCache; + uint32 non_zero = 0; + uint8 line; + + for (line = 8; line != 0; line--, tp += 2) + { + uint32 p1 = 0; + uint32 p2 = 0; + uint8 pix; + + DOBIT( 0, 0); + DOBIT( 1, 1); + DOBIT(16, 2); + DOBIT(17, 3); + *p++ = p1; + *p++ = p2; + non_zero |= p1 | p2; + } + + return (non_zero ? TRUE : BLANK_TILE); + } + + uint8 ConvertTile8 (uint8 *pCache, uint32 TileAddr, uint32) + { + uint8 *tp = &Memory.VRAM[TileAddr]; + uint32 *p = (uint32 *) pCache; + uint32 non_zero = 0; + uint8 line; + + for (line = 8; line != 0; line--, tp += 2) + { + uint32 p1 = 0; + uint32 p2 = 0; + uint8 pix; + + DOBIT( 0, 0); + DOBIT( 1, 1); + DOBIT(16, 2); + DOBIT(17, 3); + DOBIT(32, 4); + DOBIT(33, 5); + DOBIT(48, 6); + DOBIT(49, 7); + *p++ = p1; + *p++ = p2; + non_zero |= p1 | p2; + } + + return (non_zero ? TRUE : BLANK_TILE); + } + + #undef DOBIT + + #define DOBIT(n, i) \ + if ((pix = hrbit_odd[*(tp1 + (n))])) \ + p1 |= pixbit[(i)][pix]; \ + if ((pix = hrbit_odd[*(tp2 + (n))])) \ + p2 |= pixbit[(i)][pix]; + + uint8 ConvertTile2h_odd (uint8 *pCache, uint32 TileAddr, uint32 Tile) + { + uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; + uint32 *p = (uint32 *) pCache; + uint32 non_zero = 0; + uint8 line; + + if (Tile == 0x3ff) + tp2 = tp1 - (0x3ff << 4); + else + tp2 = tp1 + (1 << 4); + + for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) + { + uint32 p1 = 0; + uint32 p2 = 0; + uint8 pix; + + DOBIT( 0, 0); + DOBIT( 1, 1); + *p++ = p1; + *p++ = p2; + non_zero |= p1 | p2; + } + + return (non_zero ? TRUE : BLANK_TILE); + } + + uint8 ConvertTile4h_odd (uint8 *pCache, uint32 TileAddr, uint32 Tile) + { + uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; + uint32 *p = (uint32 *) pCache; + uint32 non_zero = 0; + uint8 line; + + if (Tile == 0x3ff) + tp2 = tp1 - (0x3ff << 5); + else + tp2 = tp1 + (1 << 5); + + for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) + { + uint32 p1 = 0; + uint32 p2 = 0; + uint8 pix; + + DOBIT( 0, 0); + DOBIT( 1, 1); + DOBIT(16, 2); + DOBIT(17, 3); + *p++ = p1; + *p++ = p2; + non_zero |= p1 | p2; + } + + return (non_zero ? TRUE : BLANK_TILE); + } + + #undef DOBIT + + #define DOBIT(n, i) \ + if ((pix = hrbit_even[*(tp1 + (n))])) \ + p1 |= pixbit[(i)][pix]; \ + if ((pix = hrbit_even[*(tp2 + (n))])) \ + p2 |= pixbit[(i)][pix]; + + uint8 ConvertTile2h_even (uint8 *pCache, uint32 TileAddr, uint32 Tile) + { + uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; + uint32 *p = (uint32 *) pCache; + uint32 non_zero = 0; + uint8 line; + + if (Tile == 0x3ff) + tp2 = tp1 - (0x3ff << 4); + else + tp2 = tp1 + (1 << 4); + + for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) + { + uint32 p1 = 0; + uint32 p2 = 0; + uint8 pix; + + DOBIT( 0, 0); + DOBIT( 1, 1); + *p++ = p1; + *p++ = p2; + non_zero |= p1 | p2; + } + + return (non_zero ? TRUE : BLANK_TILE); + } + + uint8 ConvertTile4h_even (uint8 *pCache, uint32 TileAddr, uint32 Tile) + { + uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; + uint32 *p = (uint32 *) pCache; + uint32 non_zero = 0; + uint8 line; + + if (Tile == 0x3ff) + tp2 = tp1 - (0x3ff << 5); + else + tp2 = tp1 + (1 << 5); + + for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) + { + uint32 p1 = 0; + uint32 p2 = 0; + uint8 pix; + + DOBIT( 0, 0); + DOBIT( 1, 1); + DOBIT(16, 2); + DOBIT(17, 3); + *p++ = p1; + *p++ = p2; + non_zero |= p1 | p2; + } + + return (non_zero ? TRUE : BLANK_TILE); + } + + #undef DOBIT + + + #define GET_CACHED_TILE() \ + uint32 TileNumber; \ + uint32 TileAddr = BG.TileAddress + ((Tile & 0x3ff) << BG.TileShift); \ + if (Tile & 0x100) \ + TileAddr += BG.NameSelect; \ + TileAddr &= 0xffff; \ + TileNumber = TileAddr >> BG.TileShift; \ + if (Tile & H_FLIP) \ + { \ + pCache = &BG.BufferFlip[TileNumber << 6]; \ + if (!BG.BufferedFlip[TileNumber]) \ + BG.BufferedFlip[TileNumber] = BG.ConvertTileFlip(pCache, TileAddr, Tile & 0x3ff); \ + } \ + else \ + { \ + pCache = &BG.Buffer[TileNumber << 6]; \ + if (!BG.Buffered[TileNumber]) \ + BG.Buffered[TileNumber] = BG.ConvertTile(pCache, TileAddr, Tile & 0x3ff); \ + } + + #define IS_BLANK_TILE() \ + ( ( (Tile & H_FLIP) ? BG.BufferedFlip[TileNumber] : BG.Buffered[TileNumber]) == BLANK_TILE) + + #define SELECT_PALETTE() \ + if (BG.DirectColourMode) \ + { \ + GFX.RealScreenColors = DirectColourMaps[(Tile >> 10) & 7]; \ + } \ + else \ + GFX.RealScreenColors = &IPPU.ScreenColors[((Tile >> BG.PaletteShift) & BG.PaletteMask) + BG.StartPalette]; \ + GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors + + struct NOMATH + { + static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) + { + return Main; + } + }; + typedef NOMATH Blend_None; + + template + struct REGMATH + { + static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) + { + return Op::fn(Main, (SD & 0x20) ? Sub : GFX.FixedColour); + } + }; + typedef REGMATH Blend_Add; + typedef REGMATH Blend_Sub; + typedef REGMATH Blend_AddBrightness; + + template + struct MATHF1_2 + { + static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) + { + return GFX.ClipColors ? Op::fn(Main, GFX.FixedColour) : Op::fn1_2(Main, GFX.FixedColour); + } + }; + typedef MATHF1_2 Blend_AddF1_2; + typedef MATHF1_2 Blend_SubF1_2; + + template + struct MATHS1_2 + { + static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) + { + return GFX.ClipColors ? REGMATH::Calc(Main, Sub, SD) : (SD & 0x20) ? Op::fn1_2(Main, Sub) : Op::fn(Main, GFX.FixedColour); + } + }; + typedef MATHS1_2 Blend_AddS1_2; + typedef MATHS1_2 Blend_SubS1_2; + typedef MATHS1_2 Blend_AddS1_2Brightness; + + template< + template class TILE, + template class PIXEL + > + struct Renderers + { + enum { Pitch = PIXEL::Pitch }; + typedef typename TILE< PIXEL >::call_t call_t; + + static call_t Functions[9]; + + }; + template< + template class TILE, + template class PIXEL + > + typename Renderers::call_t Renderers::Functions[9] = + { + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + TILE< PIXEL >::Draw, + }; + + // Basic routine to render an unclipped tile. + // Input parameters: + // bpstart_t = either StartLine or (StartLine * 2 + BG.InterlaceLine), + // so interlace modes can render every other line from the tile. + // Pitch = 1 or 2, again so interlace can count lines properly. + // DRAW_PIXEL(N, M) is a routine to actually draw the pixel. N is the pixel in the row to draw, + // and M is a test which if false means the pixel should be skipped. + // Z1 is the "draw if Z1 > cur_depth". + // Z2 is the "cur_depth = new_depth". OBJ need the two separate. + // Pix is the pixel to draw. + + #define OFFSET_IN_LINE \ + uint32 OffsetInLine = Offset % GFX.RealPPL; + #define DRAW_PIXEL(N, M) PIXEL::Draw(N, M, Offset, OffsetInLine, Pix, Z1, Z2) + #define Z1 GFX.Z1 + #define Z2 GFX.Z2 + + template + struct DrawTile16 + { + typedef void (*call_t)(uint32, uint32, uint32, uint32); + + enum { Pitch = PIXEL::Pitch }; + typedef typename PIXEL::bpstart_t bpstart_t; + + static void Draw(uint32 Tile, uint32 Offset, uint32 StartLine, uint32 LineCount) + { + uint8 *pCache; + int32 l; + uint8 *bp, Pix; + + GET_CACHED_TILE(); + if (IS_BLANK_TILE()) + return; + SELECT_PALETTE(); + + if (!(Tile & (V_FLIP | H_FLIP))) + { + bp = pCache + bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) + { + for (int x = 0; x < 8; x++) { + Pix = bp[x]; DRAW_PIXEL(x, Pix); + } + } + } + else + if (!(Tile & V_FLIP)) + { + bp = pCache + bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) + { + for (int x = 0; x < 8; x++) { + Pix = bp[7 - x]; DRAW_PIXEL(x, Pix); + } + } + } + else + if (!(Tile & H_FLIP)) + { + bp = pCache + 56 - bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) + { + for (int x = 0; x < 8; x++) { + Pix = bp[x]; DRAW_PIXEL(x, Pix); + } + } + } + else + { + bp = pCache + 56 - bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) + { + for (int x = 0; x < 8; x++) { + Pix = bp[7 - x]; DRAW_PIXEL(x, Pix); + } + } + } + } + }; + + #undef Z1 + #undef Z2 + + // Basic routine to render a clipped tile. Inputs same as above. + + #define Z1 GFX.Z1 + #define Z2 GFX.Z2 + + template + struct DrawClippedTile16 + { + typedef void (*call_t)(uint32, uint32, uint32, uint32, uint32, uint32); + + enum { Pitch = PIXEL::Pitch }; + typedef typename PIXEL::bpstart_t bpstart_t; + + static void Draw(uint32 Tile, uint32 Offset, uint32 StartPixel, uint32 Width, uint32 StartLine, uint32 LineCount) + { + uint8 *pCache; + int32 l; + uint8 *bp, Pix, w; + + GET_CACHED_TILE(); + if (IS_BLANK_TILE()) + return; + SELECT_PALETTE(); + + if (!(Tile & (V_FLIP | H_FLIP))) + { + bp = pCache + bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) + { + w = Width; + switch (StartPixel) + { + case 0: Pix = bp[0]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ + case 1: Pix = bp[1]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ + case 2: Pix = bp[2]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ + case 3: Pix = bp[3]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ + case 4: Pix = bp[4]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ + case 5: Pix = bp[5]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ + case 6: Pix = bp[6]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ + case 7: Pix = bp[7]; DRAW_PIXEL(7, Pix); break; + } + } + } + else + if (!(Tile & V_FLIP)) + { + bp = pCache + bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) + { + w = Width; + switch (StartPixel) + { + case 0: Pix = bp[7]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ + case 1: Pix = bp[6]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ + case 2: Pix = bp[5]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ + case 3: Pix = bp[4]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ + case 4: Pix = bp[3]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ + case 5: Pix = bp[2]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ + case 6: Pix = bp[1]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ + case 7: Pix = bp[0]; DRAW_PIXEL(7, Pix); break; + } + } + } + else + if (!(Tile & H_FLIP)) + { + bp = pCache + 56 - bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) + { + w = Width; + switch (StartPixel) + { + case 0: Pix = bp[0]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ + case 1: Pix = bp[1]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ + case 2: Pix = bp[2]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ + case 3: Pix = bp[3]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ + case 4: Pix = bp[4]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ + case 5: Pix = bp[5]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ + case 6: Pix = bp[6]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ + case 7: Pix = bp[7]; DRAW_PIXEL(7, Pix); break; + } + } + } + else + { + bp = pCache + 56 - bpstart_t::Get(StartLine); + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) + { + w = Width; + switch (StartPixel) + { + case 0: Pix = bp[7]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ + case 1: Pix = bp[6]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ + case 2: Pix = bp[5]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ + case 3: Pix = bp[4]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ + case 4: Pix = bp[3]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ + case 5: Pix = bp[2]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ + case 6: Pix = bp[1]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ + case 7: Pix = bp[0]; DRAW_PIXEL(7, Pix); break; + } + } + } + } + }; + + #undef Z1 + #undef Z2 + + // Basic routine to render a single mosaic pixel. + // DRAW_PIXEL, bpstart_t, Z1, Z2 and Pix are the same as above, but Pitch is not used. + + #define Z1 GFX.Z1 + #define Z2 GFX.Z2 + + template + struct DrawMosaicPixel16 + { + typedef void (*call_t)(uint32, uint32, uint32, uint32, uint32, uint32); + + typedef typename PIXEL::bpstart_t bpstart_t; + + static void Draw(uint32 Tile, uint32 Offset, uint32 StartLine, uint32 StartPixel, uint32 Width, uint32 LineCount) + { + uint8 *pCache; + int32 l, w; + uint8 Pix; + + GET_CACHED_TILE(); + if (IS_BLANK_TILE()) + return; + SELECT_PALETTE(); + + if (Tile & H_FLIP) + StartPixel = 7 - StartPixel; + + if (Tile & V_FLIP) + Pix = pCache[56 - bpstart_t::Get(StartLine) + StartPixel]; + else + Pix = pCache[bpstart_t::Get(StartLine) + StartPixel]; + + if (Pix) + { + OFFSET_IN_LINE; + for (l = LineCount; l > 0; l--, Offset += GFX.PPL) + { + for (w = Width - 1; w >= 0; w--) + DRAW_PIXEL(w, 1); + } + } + } + }; + + #undef Z1 + #undef Z2 + + // Basic routine to render the backdrop. + // DRAW_PIXEL is the same as above, but since we're just replicating a single pixel there's no need for Pitch or bpstart_t + // (or interlace at all, really). + // The backdrop is always depth = 1, so Z1 = Z2 = 1. And backdrop is always color 0. + + #define Z1 1 + #define Z2 1 + #define Pix 0 + + #define ARGS uint32 Offset, uint32 Left, uint32 Right + + template + struct DrawBackdrop16 + { + typedef void (*call_t)(uint32 Offset, uint32 Left, uint32 Right); + + static void Draw(uint32 Offset, uint32 Left, uint32 Right) + { + uint32 l, x; + + GFX.RealScreenColors = IPPU.ScreenColors; + GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors; + + OFFSET_IN_LINE; + for (l = GFX.StartY; l <= GFX.EndY; l++, Offset += GFX.PPL) + { + for (x = Left; x < Right; x++) + DRAW_PIXEL(x, 1); + } + } + }; + + #undef Pix + #undef Z1 + #undef Z2 + #undef DRAW_PIXEL + + // Basic routine to render a chunk of a Mode 7 BG. + // Mode 7 has no interlace, so bpstart_t and Pitch are unused. + // We get some new parameters, so we can use the same DRAW_TILE to do BG1 or BG2: + // DCMODE tests if Direct Color should apply. + // BG is the BG, so we use the right clip window. + // MASK is 0xff or 0x7f, the 'color' portion of the pixel. + // We define Z1/Z2 to either be constant 5 or to vary depending on the 'priority' portion of the pixel. + + #define CLIP_10_BIT_SIGNED(a) (((a) & 0x2000) ? ((a) | ~0x3ff) : ((a) & 0x3ff)) + + #define DRAW_PIXEL(N, M) PIXEL::Draw(N, M, Offset, OffsetInLine, Pix, OP::Z1(D, b), OP::Z2(D, b)) + + struct DrawMode7BG1_OP + { + enum { + MASK = 0xff, + BG = 0 + }; + static uint8 Z1(int D, uint8 b) { return D + 7; } + static uint8 Z2(int D, uint8 b) { return D + 7; } + static uint8 DCMODE() { return Memory.FillRAM[0x2130] & 1; } + }; + struct DrawMode7BG2_OP + { + enum { + MASK = 0x7f, + BG = 1 + }; + static uint8 Z1(int D, uint8 b) { return D + ((b & 0x80) ? 11 : 3); } + static uint8 Z2(int D, uint8 b) { return D + ((b & 0x80) ? 11 : 3); } + static uint8 DCMODE() { return 0; } + }; + + template + struct DrawTileNormal + { + typedef void (*call_t)(uint32 Left, uint32 Right, int D); + + static void Draw(uint32 Left, uint32 Right, int D) + { + uint8 *VRAM1 = Memory.VRAM + 1; + + if (OP::DCMODE()) + { + GFX.RealScreenColors = DirectColourMaps[0]; + } + else + GFX.RealScreenColors = IPPU.ScreenColors; + + GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors; + + int aa, cc; + int startx; + + uint32 Offset = GFX.StartY * GFX.PPL; + struct SLineMatrixData *l = &LineMatrixData[GFX.StartY]; + + OFFSET_IN_LINE; + for (uint32 Line = GFX.StartY; Line <= GFX.EndY; Line++, Offset += GFX.PPL, l++) + { + int yy, starty; + + int32 HOffset = ((int32) l->M7HOFS << 19) >> 19; + int32 VOffset = ((int32) l->M7VOFS << 19) >> 19; + + int32 CentreX = ((int32) l->CentreX << 19) >> 19; + int32 CentreY = ((int32) l->CentreY << 19) >> 19; + + if (PPU.Mode7VFlip) + starty = 255 - (int) (Line + 1); + else + starty = Line + 1; + + yy = CLIP_10_BIT_SIGNED(VOffset - CentreY); + + int BB = ((l->MatrixB * starty) & ~63) + ((l->MatrixB * yy) & ~63) + (CentreX << 8); + int DD = ((l->MatrixD * starty) & ~63) + ((l->MatrixD * yy) & ~63) + (CentreY << 8); + + if (PPU.Mode7HFlip) + { + startx = Right - 1; + aa = -l->MatrixA; + cc = -l->MatrixC; + } + else + { + startx = Left; + aa = l->MatrixA; + cc = l->MatrixC; + } + + int xx = CLIP_10_BIT_SIGNED(HOffset - CentreX); + int AA = l->MatrixA * startx + ((l->MatrixA * xx) & ~63); + int CC = l->MatrixC * startx + ((l->MatrixC * xx) & ~63); + + uint8 Pix; + + if (!PPU.Mode7Repeat) + { + for (uint32 x = Left; x < Right; x++, AA += aa, CC += cc) + { + int X = ((AA + BB) >> 8) & 0x3ff; + int Y = ((CC + DD) >> 8) & 0x3ff; + + uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); + uint8 b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); + + Pix = b & OP::MASK; DRAW_PIXEL(x, Pix); + } + } + else + { + for (uint32 x = Left; x < Right; x++, AA += aa, CC += cc) + { + int X = ((AA + BB) >> 8); + int Y = ((CC + DD) >> 8); + + uint8 b; + + if (((X | Y) & ~0x3ff) == 0) + { + uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); + b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); + } + else + if (PPU.Mode7Repeat == 3) + b = *(VRAM1 + ((Y & 7) << 4) + ((X & 7) << 1)); + else + continue; + + Pix = b & OP::MASK; DRAW_PIXEL(x, Pix); + } + } + } + } + }; + + template + struct DrawMode7BG1 : public DrawTileNormal {}; + template + struct DrawMode7BG2 : public DrawTileNormal {}; + + template + struct DrawTileMosaic + { + typedef void (*call_t)(uint32 Left, uint32 Right, int D); + + static void Draw(uint32 Left, uint32 Right, int D) + { + uint8 *VRAM1 = Memory.VRAM + 1; + + if (OP::DCMODE()) + { + GFX.RealScreenColors = DirectColourMaps[0]; + } + else + GFX.RealScreenColors = IPPU.ScreenColors; + + GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors; + + int aa, cc; + int startx, StartY = GFX.StartY; + + int HMosaic = 1, VMosaic = 1, MosaicStart = 0; + int32 MLeft = Left, MRight = Right; + + if (PPU.BGMosaic[0]) + { + VMosaic = PPU.Mosaic; + MosaicStart = ((uint32) GFX.StartY - PPU.MosaicStart) % VMosaic; + StartY -= MosaicStart; + } + + if (PPU.BGMosaic[OP::BG]) + { + HMosaic = PPU.Mosaic; + MLeft -= MLeft % HMosaic; + MRight += HMosaic - 1; + MRight -= MRight % HMosaic; + } + + uint32 Offset = StartY * GFX.PPL; + struct SLineMatrixData *l = &LineMatrixData[StartY]; + + OFFSET_IN_LINE; + for (uint32 Line = StartY; Line <= GFX.EndY; Line += VMosaic, Offset += VMosaic * GFX.PPL, l += VMosaic) + { + if (Line + VMosaic > GFX.EndY) + VMosaic = GFX.EndY - Line + 1; + + int yy, starty; + + int32 HOffset = ((int32) l->M7HOFS << 19) >> 19; + int32 VOffset = ((int32) l->M7VOFS << 19) >> 19; + + int32 CentreX = ((int32) l->CentreX << 19) >> 19; + int32 CentreY = ((int32) l->CentreY << 19) >> 19; + + if (PPU.Mode7VFlip) + starty = 255 - (int) (Line + 1); + else + starty = Line + 1; + + yy = CLIP_10_BIT_SIGNED(VOffset - CentreY); + + int BB = ((l->MatrixB * starty) & ~63) + ((l->MatrixB * yy) & ~63) + (CentreX << 8); + int DD = ((l->MatrixD * starty) & ~63) + ((l->MatrixD * yy) & ~63) + (CentreY << 8); + + if (PPU.Mode7HFlip) + { + startx = MRight - 1; + aa = -l->MatrixA; + cc = -l->MatrixC; + } + else + { + startx = MLeft; + aa = l->MatrixA; + cc = l->MatrixC; + } + + int xx = CLIP_10_BIT_SIGNED(HOffset - CentreX); + int AA = l->MatrixA * startx + ((l->MatrixA * xx) & ~63); + int CC = l->MatrixC * startx + ((l->MatrixC * xx) & ~63); + + uint8 Pix; + uint8 ctr = 1; + + if (!PPU.Mode7Repeat) + { + for (int32 x = MLeft; x < MRight; x++, AA += aa, CC += cc) + { + if (--ctr) + continue; + ctr = HMosaic; + + int X = ((AA + BB) >> 8) & 0x3ff; + int Y = ((CC + DD) >> 8) & 0x3ff; + + uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); + uint8 b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); + + if ((Pix = (b & OP::MASK))) + { + for (int32 h = MosaicStart; h < VMosaic; h++) + { + for (int32 w = x + HMosaic - 1; w >= x; w--) + DRAW_PIXEL(w + h * GFX.PPL, (w >= (int32) Left && w < (int32) Right)); + } + } + } + } + else + { + for (int32 x = MLeft; x < MRight; x++, AA += aa, CC += cc) + { + if (--ctr) + continue; + ctr = HMosaic; + + int X = ((AA + BB) >> 8); + int Y = ((CC + DD) >> 8); + + uint8 b; + + if (((X | Y) & ~0x3ff) == 0) + { + uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); + b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); + } + else + if (PPU.Mode7Repeat == 3) + b = *(VRAM1 + ((Y & 7) << 4) + ((X & 7) << 1)); + else + continue; + + if ((Pix = (b & OP::MASK))) + { + for (int32 h = MosaicStart; h < VMosaic; h++) + { + for (int32 w = x + HMosaic - 1; w >= x; w--) + DRAW_PIXEL(w + h * GFX.PPL, (w >= (int32) Left && w < (int32) Right)); + } + } + } + } + + MosaicStart = 0; + } + } + }; + + template + struct DrawMode7MosaicBG1 : public DrawTileMosaic {}; + template + struct DrawMode7MosaicBG2 : public DrawTileMosaic {}; + + + #undef DRAW_PIXEL + +} // anonymous namespace -template -struct Hires : public HiresBase {}; -template -struct HiresInterlace : public HiresBase {}; void S9xInitTileRenderer (void) { @@ -169,230 +1081,6 @@ void S9xInitTileRenderer (void) } } -// Here are the tile converters, selected by S9xSelectTileConverter(). -// Really, except for the definition of DOBIT and the number of times it is called, they're all the same. - -#define DOBIT(n, i) \ - if ((pix = *(tp + (n)))) \ - { \ - p1 |= pixbit[(i)][pix >> 4]; \ - p2 |= pixbit[(i)][pix & 0xf]; \ - } - -static uint8 ConvertTile2 (uint8 *pCache, uint32 TileAddr, uint32) -{ - uint8 *tp = &Memory.VRAM[TileAddr]; - uint32 *p = (uint32 *) pCache; - uint32 non_zero = 0; - uint8 line; - - for (line = 8; line != 0; line--, tp += 2) - { - uint32 p1 = 0; - uint32 p2 = 0; - uint8 pix; - - DOBIT( 0, 0); - DOBIT( 1, 1); - *p++ = p1; - *p++ = p2; - non_zero |= p1 | p2; - } - - return (non_zero ? TRUE : BLANK_TILE); -} - -static uint8 ConvertTile4 (uint8 *pCache, uint32 TileAddr, uint32) -{ - uint8 *tp = &Memory.VRAM[TileAddr]; - uint32 *p = (uint32 *) pCache; - uint32 non_zero = 0; - uint8 line; - - for (line = 8; line != 0; line--, tp += 2) - { - uint32 p1 = 0; - uint32 p2 = 0; - uint8 pix; - - DOBIT( 0, 0); - DOBIT( 1, 1); - DOBIT(16, 2); - DOBIT(17, 3); - *p++ = p1; - *p++ = p2; - non_zero |= p1 | p2; - } - - return (non_zero ? TRUE : BLANK_TILE); -} - -static uint8 ConvertTile8 (uint8 *pCache, uint32 TileAddr, uint32) -{ - uint8 *tp = &Memory.VRAM[TileAddr]; - uint32 *p = (uint32 *) pCache; - uint32 non_zero = 0; - uint8 line; - - for (line = 8; line != 0; line--, tp += 2) - { - uint32 p1 = 0; - uint32 p2 = 0; - uint8 pix; - - DOBIT( 0, 0); - DOBIT( 1, 1); - DOBIT(16, 2); - DOBIT(17, 3); - DOBIT(32, 4); - DOBIT(33, 5); - DOBIT(48, 6); - DOBIT(49, 7); - *p++ = p1; - *p++ = p2; - non_zero |= p1 | p2; - } - - return (non_zero ? TRUE : BLANK_TILE); -} - -#undef DOBIT - -#define DOBIT(n, i) \ - if ((pix = hrbit_odd[*(tp1 + (n))])) \ - p1 |= pixbit[(i)][pix]; \ - if ((pix = hrbit_odd[*(tp2 + (n))])) \ - p2 |= pixbit[(i)][pix]; - -static uint8 ConvertTile2h_odd (uint8 *pCache, uint32 TileAddr, uint32 Tile) -{ - uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; - uint32 *p = (uint32 *) pCache; - uint32 non_zero = 0; - uint8 line; - - if (Tile == 0x3ff) - tp2 = tp1 - (0x3ff << 4); - else - tp2 = tp1 + (1 << 4); - - for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) - { - uint32 p1 = 0; - uint32 p2 = 0; - uint8 pix; - - DOBIT( 0, 0); - DOBIT( 1, 1); - *p++ = p1; - *p++ = p2; - non_zero |= p1 | p2; - } - - return (non_zero ? TRUE : BLANK_TILE); -} - -static uint8 ConvertTile4h_odd (uint8 *pCache, uint32 TileAddr, uint32 Tile) -{ - uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; - uint32 *p = (uint32 *) pCache; - uint32 non_zero = 0; - uint8 line; - - if (Tile == 0x3ff) - tp2 = tp1 - (0x3ff << 5); - else - tp2 = tp1 + (1 << 5); - - for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) - { - uint32 p1 = 0; - uint32 p2 = 0; - uint8 pix; - - DOBIT( 0, 0); - DOBIT( 1, 1); - DOBIT(16, 2); - DOBIT(17, 3); - *p++ = p1; - *p++ = p2; - non_zero |= p1 | p2; - } - - return (non_zero ? TRUE : BLANK_TILE); -} - -#undef DOBIT - -#define DOBIT(n, i) \ - if ((pix = hrbit_even[*(tp1 + (n))])) \ - p1 |= pixbit[(i)][pix]; \ - if ((pix = hrbit_even[*(tp2 + (n))])) \ - p2 |= pixbit[(i)][pix]; - -static uint8 ConvertTile2h_even (uint8 *pCache, uint32 TileAddr, uint32 Tile) -{ - uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; - uint32 *p = (uint32 *) pCache; - uint32 non_zero = 0; - uint8 line; - - if (Tile == 0x3ff) - tp2 = tp1 - (0x3ff << 4); - else - tp2 = tp1 + (1 << 4); - - for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) - { - uint32 p1 = 0; - uint32 p2 = 0; - uint8 pix; - - DOBIT( 0, 0); - DOBIT( 1, 1); - *p++ = p1; - *p++ = p2; - non_zero |= p1 | p2; - } - - return (non_zero ? TRUE : BLANK_TILE); -} - -static uint8 ConvertTile4h_even (uint8 *pCache, uint32 TileAddr, uint32 Tile) -{ - uint8 *tp1 = &Memory.VRAM[TileAddr], *tp2; - uint32 *p = (uint32 *) pCache; - uint32 non_zero = 0; - uint8 line; - - if (Tile == 0x3ff) - tp2 = tp1 - (0x3ff << 5); - else - tp2 = tp1 + (1 << 5); - - for (line = 8; line != 0; line--, tp1 += 2, tp2 += 2) - { - uint32 p1 = 0; - uint32 p2 = 0; - uint8 pix; - - DOBIT( 0, 0); - DOBIT( 1, 1); - DOBIT(16, 2); - DOBIT(17, 3); - *p++ = p1; - *p++ = p2; - non_zero |= p1 | p2; - } - - return (non_zero ? TRUE : BLANK_TILE); -} - -#undef DOBIT - -// First-level include: Get all the renderers. -#include "tile.cpp" - // Functions to select which converter and renderer to use. void S9xSelectTileRenderers (int BGMode, bool8 sub, bool8 obj) @@ -594,703 +1282,3 @@ void S9xSelectTileConverter (int depth, bool8 hires, bool8 sub, bool8 mosaic) break; } } - - -/*****************************************************************************/ -#else -#ifndef NAME1 // First-level: Get all the renderers. -/*****************************************************************************/ - -#define GET_CACHED_TILE() \ - uint32 TileNumber; \ - uint32 TileAddr = BG.TileAddress + ((Tile & 0x3ff) << BG.TileShift); \ - if (Tile & 0x100) \ - TileAddr += BG.NameSelect; \ - TileAddr &= 0xffff; \ - TileNumber = TileAddr >> BG.TileShift; \ - if (Tile & H_FLIP) \ - { \ - pCache = &BG.BufferFlip[TileNumber << 6]; \ - if (!BG.BufferedFlip[TileNumber]) \ - BG.BufferedFlip[TileNumber] = BG.ConvertTileFlip(pCache, TileAddr, Tile & 0x3ff); \ - } \ - else \ - { \ - pCache = &BG.Buffer[TileNumber << 6]; \ - if (!BG.Buffered[TileNumber]) \ - BG.Buffered[TileNumber] = BG.ConvertTile(pCache, TileAddr, Tile & 0x3ff); \ - } - -#define IS_BLANK_TILE() \ - ( ( (Tile & H_FLIP) ? BG.BufferedFlip[TileNumber] : BG.Buffered[TileNumber]) == BLANK_TILE) - -#define SELECT_PALETTE() \ - if (BG.DirectColourMode) \ - { \ - GFX.RealScreenColors = DirectColourMaps[(Tile >> 10) & 7]; \ - } \ - else \ - GFX.RealScreenColors = &IPPU.ScreenColors[((Tile >> BG.PaletteShift) & BG.PaletteMask) + BG.StartPalette]; \ - GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors - -struct NOMATH -{ - static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) - { - return Main; - } -}; -typedef NOMATH Blend_None; - -template -struct REGMATH -{ - static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) - { - return Op::fn(Main, (SD & 0x20) ? Sub : GFX.FixedColour); - } -}; -typedef REGMATH Blend_Add; -typedef REGMATH Blend_Sub; -typedef REGMATH Blend_AddBrightness; - -template -struct MATHF1_2 -{ - static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) - { - return GFX.ClipColors ? Op::fn(Main, GFX.FixedColour) : Op::fn1_2(Main, GFX.FixedColour); - } -}; -typedef MATHF1_2 Blend_AddF1_2; -typedef MATHF1_2 Blend_SubF1_2; - -template -struct MATHS1_2 -{ - static uint16 Calc(uint16 Main, uint16 Sub, uint8 SD) - { - return GFX.ClipColors ? REGMATH::Calc(Main, Sub, SD) : (SD & 0x20) ? Op::fn1_2(Main, Sub) : Op::fn(Main, GFX.FixedColour); - } -}; -typedef MATHS1_2 Blend_AddS1_2; -typedef MATHS1_2 Blend_SubS1_2; -typedef MATHS1_2 Blend_AddS1_2Brightness; - -template< - template class TILE, - template class PIXEL -> -struct Renderers -{ - enum { Pitch = PIXEL::Pitch }; - typedef typename TILE< PIXEL >::call_t call_t; - - static call_t Functions[9]; - -}; -template< - template class TILE, - template class PIXEL -> -typename Renderers::call_t Renderers::Functions[9] = -{ - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, - TILE< PIXEL >::Draw, -}; - -// Basic routine to render an unclipped tile. -// Input parameters: -// BPSTART = either StartLine or (StartLine * 2 + BG.InterlaceLine), -// so interlace modes can render every other line from the tile. -// PITCH = 1 or 2, again so interlace can count lines properly. -// DRAW_PIXEL(N, M) is a routine to actually draw the pixel. N is the pixel in the row to draw, -// and M is a test which if false means the pixel should be skipped. -// Z1 is the "draw if Z1 > cur_depth". -// Z2 is the "cur_depth = new_depth". OBJ need the two separate. -// Pix is the pixel to draw. - -#define OFFSET_IN_LINE \ - uint32 OffsetInLine = Offset % GFX.RealPPL; -#define DRAW_PIXEL(N, M) PIXEL::Draw(N, M, Offset, OffsetInLine, Pix, Z1, Z2) -#define Z1 GFX.Z1 -#define Z2 GFX.Z2 - -template -struct DrawTile16 -{ - typedef void (*call_t)(uint32, uint32, uint32, uint32); - - enum { Pitch = PIXEL::Pitch }; - typedef typename PIXEL::bpstart_t bpstart_t; - - static void Draw(uint32 Tile, uint32 Offset, uint32 StartLine, uint32 LineCount) - { - uint8 *pCache; - int32 l; - uint8 *bp, Pix; - - GET_CACHED_TILE(); - if (IS_BLANK_TILE()) - return; - SELECT_PALETTE(); - - if (!(Tile & (V_FLIP | H_FLIP))) - { - bp = pCache + bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) - { - for (int x = 0; x < 8; x++) { - Pix = bp[x]; DRAW_PIXEL(x, Pix); - } - } - } - else - if (!(Tile & V_FLIP)) - { - bp = pCache + bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) - { - for (int x = 0; x < 8; x++) { - Pix = bp[7 - x]; DRAW_PIXEL(x, Pix); - } - } - } - else - if (!(Tile & H_FLIP)) - { - bp = pCache + 56 - bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) - { - for (int x = 0; x < 8; x++) { - Pix = bp[x]; DRAW_PIXEL(x, Pix); - } - } - } - else - { - bp = pCache + 56 - bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) - { - for (int x = 0; x < 8; x++) { - Pix = bp[7 - x]; DRAW_PIXEL(x, Pix); - } - } - } - } -}; - -#undef Z1 -#undef Z2 - -// Basic routine to render a clipped tile. Inputs same as above. - -#define Z1 GFX.Z1 -#define Z2 GFX.Z2 - -template -struct DrawClippedTile16 -{ - typedef void (*call_t)(uint32, uint32, uint32, uint32, uint32, uint32); - - enum { Pitch = PIXEL::Pitch }; - typedef typename PIXEL::bpstart_t bpstart_t; - - static void Draw(uint32 Tile, uint32 Offset, uint32 StartPixel, uint32 Width, uint32 StartLine, uint32 LineCount) - { - uint8 *pCache; - int32 l; - uint8 *bp, Pix, w; - - GET_CACHED_TILE(); - if (IS_BLANK_TILE()) - return; - SELECT_PALETTE(); - - if (!(Tile & (V_FLIP | H_FLIP))) - { - bp = pCache + bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) - { - w = Width; - switch (StartPixel) - { - case 0: Pix = bp[0]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ - case 1: Pix = bp[1]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ - case 2: Pix = bp[2]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ - case 3: Pix = bp[3]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ - case 4: Pix = bp[4]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ - case 5: Pix = bp[5]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ - case 6: Pix = bp[6]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ - case 7: Pix = bp[7]; DRAW_PIXEL(7, Pix); break; - } - } - } - else - if (!(Tile & V_FLIP)) - { - bp = pCache + bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp += 8 * Pitch, Offset += GFX.PPL) - { - w = Width; - switch (StartPixel) - { - case 0: Pix = bp[7]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ - case 1: Pix = bp[6]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ - case 2: Pix = bp[5]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ - case 3: Pix = bp[4]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ - case 4: Pix = bp[3]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ - case 5: Pix = bp[2]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ - case 6: Pix = bp[1]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ - case 7: Pix = bp[0]; DRAW_PIXEL(7, Pix); break; - } - } - } - else - if (!(Tile & H_FLIP)) - { - bp = pCache + 56 - bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) - { - w = Width; - switch (StartPixel) - { - case 0: Pix = bp[0]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ - case 1: Pix = bp[1]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ - case 2: Pix = bp[2]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ - case 3: Pix = bp[3]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ - case 4: Pix = bp[4]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ - case 5: Pix = bp[5]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ - case 6: Pix = bp[6]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ - case 7: Pix = bp[7]; DRAW_PIXEL(7, Pix); break; - } - } - } - else - { - bp = pCache + 56 - bpstart_t::Get(StartLine); - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, bp -= 8 * Pitch, Offset += GFX.PPL) - { - w = Width; - switch (StartPixel) - { - case 0: Pix = bp[7]; DRAW_PIXEL(0, Pix); if (!--w) break; /* Fall through */ - case 1: Pix = bp[6]; DRAW_PIXEL(1, Pix); if (!--w) break; /* Fall through */ - case 2: Pix = bp[5]; DRAW_PIXEL(2, Pix); if (!--w) break; /* Fall through */ - case 3: Pix = bp[4]; DRAW_PIXEL(3, Pix); if (!--w) break; /* Fall through */ - case 4: Pix = bp[3]; DRAW_PIXEL(4, Pix); if (!--w) break; /* Fall through */ - case 5: Pix = bp[2]; DRAW_PIXEL(5, Pix); if (!--w) break; /* Fall through */ - case 6: Pix = bp[1]; DRAW_PIXEL(6, Pix); if (!--w) break; /* Fall through */ - case 7: Pix = bp[0]; DRAW_PIXEL(7, Pix); break; - } - } - } - } -}; - -#undef Z1 -#undef Z2 - -// Basic routine to render a single mosaic pixel. -// DRAW_PIXEL, BPSTART, Z1, Z2 and Pix are the same as above, but PITCH is not used. - -#define Z1 GFX.Z1 -#define Z2 GFX.Z2 - -template -struct DrawMosaicPixel16 -{ - typedef void (*call_t)(uint32, uint32, uint32, uint32, uint32, uint32); - - typedef typename PIXEL::bpstart_t bpstart_t; - - static void Draw(uint32 Tile, uint32 Offset, uint32 StartLine, uint32 StartPixel, uint32 Width, uint32 LineCount) - { - uint8 *pCache; - int32 l, w; - uint8 Pix; - - GET_CACHED_TILE(); - if (IS_BLANK_TILE()) - return; - SELECT_PALETTE(); - - if (Tile & H_FLIP) - StartPixel = 7 - StartPixel; - - if (Tile & V_FLIP) - Pix = pCache[56 - bpstart_t::Get(StartLine) + StartPixel]; - else - Pix = pCache[bpstart_t::Get(StartLine) + StartPixel]; - - if (Pix) - { - OFFSET_IN_LINE; - for (l = LineCount; l > 0; l--, Offset += GFX.PPL) - { - for (w = Width - 1; w >= 0; w--) - DRAW_PIXEL(w, 1); - } - } - } -}; - -#undef Z1 -#undef Z2 - -// Basic routine to render the backdrop. -// DRAW_PIXEL is the same as above, but since we're just replicating a single pixel there's no need for PITCH or BPSTART -// (or interlace at all, really). -// The backdrop is always depth = 1, so Z1 = Z2 = 1. And backdrop is always color 0. - -#define Z1 1 -#define Z2 1 -#define Pix 0 - -#define ARGS uint32 Offset, uint32 Left, uint32 Right - -template -struct DrawBackdrop16 -{ - typedef void (*call_t)(uint32 Offset, uint32 Left, uint32 Right); - - static void Draw(uint32 Offset, uint32 Left, uint32 Right) - { - uint32 l, x; - - GFX.RealScreenColors = IPPU.ScreenColors; - GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors; - - OFFSET_IN_LINE; - for (l = GFX.StartY; l <= GFX.EndY; l++, Offset += GFX.PPL) - { - for (x = Left; x < Right; x++) - DRAW_PIXEL(x, 1); - } - } -}; - -#undef Pix -#undef Z1 -#undef Z2 -#undef DRAW_PIXEL - -// Basic routine to render a chunk of a Mode 7 BG. -// Mode 7 has no interlace, so BPSTART and PITCH are unused. -// We get some new parameters, so we can use the same DRAW_TILE to do BG1 or BG2: -// DCMODE tests if Direct Color should apply. -// BG is the BG, so we use the right clip window. -// MASK is 0xff or 0x7f, the 'color' portion of the pixel. -// We define Z1/Z2 to either be constant 5 or to vary depending on the 'priority' portion of the pixel. - -#define CLIP_10_BIT_SIGNED(a) (((a) & 0x2000) ? ((a) | ~0x3ff) : ((a) & 0x3ff)) - -extern struct SLineMatrixData LineMatrixData[240]; - -#define DRAW_PIXEL(N, M) PIXEL::Draw(N, M, Offset, OffsetInLine, Pix, OP::Z1(D, b), OP::Z2(D, b)) - -struct DrawMode7BG1_OP -{ - enum { - MASK = 0xff, - BG = 0 - }; - static uint8 Z1(int D, uint8 b) { return D + 7; } - static uint8 Z2(int D, uint8 b) { return D + 7; } - static uint8 DCMODE() { return Memory.FillRAM[0x2130] & 1; } -}; -struct DrawMode7BG2_OP -{ - enum { - MASK = 0x7f, - BG = 1 - }; - static uint8 Z1(int D, uint8 b) { return D + ((b & 0x80) ? 11 : 3); } - static uint8 Z2(int D, uint8 b) { return D + ((b & 0x80) ? 11 : 3); } - static uint8 DCMODE() { return 0; } -}; - -template -struct DrawTileNormal -{ - typedef void (*call_t)(uint32 Left, uint32 Right, int D); - - static void Draw(uint32 Left, uint32 Right, int D) - { - uint8 *VRAM1 = Memory.VRAM + 1; - - if (OP::DCMODE()) - { - GFX.RealScreenColors = DirectColourMaps[0]; - } - else - GFX.RealScreenColors = IPPU.ScreenColors; - - GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors; - - int aa, cc; - int startx; - - uint32 Offset = GFX.StartY * GFX.PPL; - struct SLineMatrixData *l = &LineMatrixData[GFX.StartY]; - - OFFSET_IN_LINE; - for (uint32 Line = GFX.StartY; Line <= GFX.EndY; Line++, Offset += GFX.PPL, l++) - { - int yy, starty; - - int32 HOffset = ((int32) l->M7HOFS << 19) >> 19; - int32 VOffset = ((int32) l->M7VOFS << 19) >> 19; - - int32 CentreX = ((int32) l->CentreX << 19) >> 19; - int32 CentreY = ((int32) l->CentreY << 19) >> 19; - - if (PPU.Mode7VFlip) - starty = 255 - (int) (Line + 1); - else - starty = Line + 1; - - yy = CLIP_10_BIT_SIGNED(VOffset - CentreY); - - int BB = ((l->MatrixB * starty) & ~63) + ((l->MatrixB * yy) & ~63) + (CentreX << 8); - int DD = ((l->MatrixD * starty) & ~63) + ((l->MatrixD * yy) & ~63) + (CentreY << 8); - - if (PPU.Mode7HFlip) - { - startx = Right - 1; - aa = -l->MatrixA; - cc = -l->MatrixC; - } - else - { - startx = Left; - aa = l->MatrixA; - cc = l->MatrixC; - } - - int xx = CLIP_10_BIT_SIGNED(HOffset - CentreX); - int AA = l->MatrixA * startx + ((l->MatrixA * xx) & ~63); - int CC = l->MatrixC * startx + ((l->MatrixC * xx) & ~63); - - uint8 Pix; - - if (!PPU.Mode7Repeat) - { - for (uint32 x = Left; x < Right; x++, AA += aa, CC += cc) - { - int X = ((AA + BB) >> 8) & 0x3ff; - int Y = ((CC + DD) >> 8) & 0x3ff; - - uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); - uint8 b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); - - Pix = b & OP::MASK; DRAW_PIXEL(x, Pix); - } - } - else - { - for (uint32 x = Left; x < Right; x++, AA += aa, CC += cc) - { - int X = ((AA + BB) >> 8); - int Y = ((CC + DD) >> 8); - - uint8 b; - - if (((X | Y) & ~0x3ff) == 0) - { - uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); - b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); - } - else - if (PPU.Mode7Repeat == 3) - b = *(VRAM1 + ((Y & 7) << 4) + ((X & 7) << 1)); - else - continue; - - Pix = b & OP::MASK; DRAW_PIXEL(x, Pix); - } - } - } - } -}; - -template -struct DrawMode7BG1 : public DrawTileNormal {}; -template -struct DrawMode7BG2 : public DrawTileNormal {}; - -template -struct DrawTileMosaic -{ - typedef void (*call_t)(uint32 Left, uint32 Right, int D); - - static void Draw(uint32 Left, uint32 Right, int D) - { - uint8 *VRAM1 = Memory.VRAM + 1; - - if (OP::DCMODE()) - { - GFX.RealScreenColors = DirectColourMaps[0]; - } - else - GFX.RealScreenColors = IPPU.ScreenColors; - - GFX.ScreenColors = GFX.ClipColors ? BlackColourMap : GFX.RealScreenColors; - - int aa, cc; - int startx, StartY = GFX.StartY; - - int HMosaic = 1, VMosaic = 1, MosaicStart = 0; - int32 MLeft = Left, MRight = Right; - - if (PPU.BGMosaic[0]) - { - VMosaic = PPU.Mosaic; - MosaicStart = ((uint32) GFX.StartY - PPU.MosaicStart) % VMosaic; - StartY -= MosaicStart; - } - - if (PPU.BGMosaic[OP::BG]) - { - HMosaic = PPU.Mosaic; - MLeft -= MLeft % HMosaic; - MRight += HMosaic - 1; - MRight -= MRight % HMosaic; - } - - uint32 Offset = StartY * GFX.PPL; - struct SLineMatrixData *l = &LineMatrixData[StartY]; - - OFFSET_IN_LINE; - for (uint32 Line = StartY; Line <= GFX.EndY; Line += VMosaic, Offset += VMosaic * GFX.PPL, l += VMosaic) - { - if (Line + VMosaic > GFX.EndY) - VMosaic = GFX.EndY - Line + 1; - - int yy, starty; - - int32 HOffset = ((int32) l->M7HOFS << 19) >> 19; - int32 VOffset = ((int32) l->M7VOFS << 19) >> 19; - - int32 CentreX = ((int32) l->CentreX << 19) >> 19; - int32 CentreY = ((int32) l->CentreY << 19) >> 19; - - if (PPU.Mode7VFlip) - starty = 255 - (int) (Line + 1); - else - starty = Line + 1; - - yy = CLIP_10_BIT_SIGNED(VOffset - CentreY); - - int BB = ((l->MatrixB * starty) & ~63) + ((l->MatrixB * yy) & ~63) + (CentreX << 8); - int DD = ((l->MatrixD * starty) & ~63) + ((l->MatrixD * yy) & ~63) + (CentreY << 8); - - if (PPU.Mode7HFlip) - { - startx = MRight - 1; - aa = -l->MatrixA; - cc = -l->MatrixC; - } - else - { - startx = MLeft; - aa = l->MatrixA; - cc = l->MatrixC; - } - - int xx = CLIP_10_BIT_SIGNED(HOffset - CentreX); - int AA = l->MatrixA * startx + ((l->MatrixA * xx) & ~63); - int CC = l->MatrixC * startx + ((l->MatrixC * xx) & ~63); - - uint8 Pix; - uint8 ctr = 1; - - if (!PPU.Mode7Repeat) - { - for (int32 x = MLeft; x < MRight; x++, AA += aa, CC += cc) - { - if (--ctr) - continue; - ctr = HMosaic; - - int X = ((AA + BB) >> 8) & 0x3ff; - int Y = ((CC + DD) >> 8) & 0x3ff; - - uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); - uint8 b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); - - if ((Pix = (b & OP::MASK))) - { - for (int32 h = MosaicStart; h < VMosaic; h++) - { - for (int32 w = x + HMosaic - 1; w >= x; w--) - DRAW_PIXEL(w + h * GFX.PPL, (w >= (int32) Left && w < (int32) Right)); - } - } - } - } - else - { - for (int32 x = MLeft; x < MRight; x++, AA += aa, CC += cc) - { - if (--ctr) - continue; - ctr = HMosaic; - - int X = ((AA + BB) >> 8); - int Y = ((CC + DD) >> 8); - - uint8 b; - - if (((X | Y) & ~0x3ff) == 0) - { - uint8 *TileData = VRAM1 + (Memory.VRAM[((Y & ~7) << 5) + ((X >> 2) & ~1)] << 7); - b = *(TileData + ((Y & 7) << 4) + ((X & 7) << 1)); - } - else - if (PPU.Mode7Repeat == 3) - b = *(VRAM1 + ((Y & 7) << 4) + ((X & 7) << 1)); - else - continue; - - if ((Pix = (b & OP::MASK))) - { - for (int32 h = MosaicStart; h < VMosaic; h++) - { - for (int32 w = x + HMosaic - 1; w >= x; w--) - DRAW_PIXEL(w + h * GFX.PPL, (w >= (int32) Left && w < (int32) Right)); - } - } - } - } - - MosaicStart = 0; - } - } -}; - -template -struct DrawMode7MosaicBG1 : public DrawTileMosaic {}; -template -struct DrawMode7MosaicBG2 : public DrawTileMosaic {}; - - -#undef DRAW_PIXEL - -#endif -#endif