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dborth 2011-02-06 05:23:21 +00:00
parent 072c4941aa
commit 422ea26b46
3 changed files with 59 additions and 83 deletions
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96
source/snes9x/gfx.cpp
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@ -329,9 +329,8 @@ void S9xStartScreenRefresh (void)
{ {
if (IPPU.RenderThisFrame) if (IPPU.RenderThisFrame)
{ {
if (GFX.DoInterlace && GFX.InterlaceFrame == 0) GFX.InterlaceFrame = !GFX.InterlaceFrame;
GFX.InterlaceFrame = 1; if (!GFX.DoInterlace || !GFX.InterlaceFrame)
else
{ {
if (!S9xInitUpdate()) if (!S9xInitUpdate())
{ {
@ -339,50 +338,45 @@ void S9xStartScreenRefresh (void)
return; return;
} }
GFX.InterlaceFrame = 0;
if (GFX.DoInterlace) if (GFX.DoInterlace)
GFX.DoInterlace--; GFX.DoInterlace--;
IPPU.MaxBrightness = PPU.Brightness; IPPU.MaxBrightness = PPU.Brightness;
IPPU.PseudoHires = Memory.FillRAM[0x2133] & 8; IPPU.Interlace = Memory.FillRAM[0x2133] & 1;
if (PPU.BGMode == 5 || PPU.BGMode == 6) IPPU.InterlaceOBJ = Memory.FillRAM[0x2133] & 2;
{ IPPU.PseudoHires = Memory.FillRAM[0x2133] & 8;
IPPU.Interlace = Memory.FillRAM[0x2133] & 1;
IPPU.InterlaceOBJ = Memory.FillRAM[0x2133] & 2;
}
if (Settings.SupportHiRes && (PPU.BGMode == 5 || PPU.BGMode == 6 || IPPU.PseudoHires || IPPU.Interlace || IPPU.InterlaceOBJ)) if (Settings.SupportHiRes && (PPU.BGMode == 5 || PPU.BGMode == 6 || IPPU.PseudoHires))
{ {
GFX.RealPPL = GFX.Pitch >> 1; GFX.RealPPL = GFX.Pitch >> 1;
IPPU.DoubleWidthPixels = TRUE; IPPU.DoubleWidthPixels = TRUE;
IPPU.RenderedScreenWidth = SNES_WIDTH << 1; IPPU.RenderedScreenWidth = SNES_WIDTH << 1;
if (IPPU.Interlace || IPPU.InterlaceOBJ)
{
GFX.PPL = GFX.RealPPL << 1;
IPPU.DoubleHeightPixels = TRUE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight << 1;
GFX.DoInterlace++;
}
else
{
GFX.PPL = GFX.RealPPL;
IPPU.DoubleHeightPixels = FALSE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight;
}
} }
else else
{ {
IPPU.DoubleWidthPixels = FALSE;
IPPU.DoubleHeightPixels = FALSE;
IPPU.RenderedScreenWidth = SNES_WIDTH;
IPPU.RenderedScreenHeight = PPU.ScreenHeight;
#ifdef USE_OPENGL #ifdef USE_OPENGL
if (Settings.OpenGLEnable) if (Settings.OpenGLEnable)
GFX.RealPPL = GFX.PPL = SNES_WIDTH; GFX.RealPPL = SNES_WIDTH;
else else
#endif #endif
GFX.RealPPL = GFX.PPL = GFX.Pitch >> 1; GFX.RealPPL = GFX.Pitch >> 1;
IPPU.DoubleWidthPixels = FALSE;
IPPU.RenderedScreenWidth = SNES_WIDTH;
}
if (Settings.SupportHiRes && IPPU.Interlace)
{
GFX.PPL = GFX.RealPPL << 1;
IPPU.DoubleHeightPixels = TRUE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight << 1;
GFX.DoInterlace++;
}
else
{
GFX.PPL = GFX.RealPPL;
IPPU.DoubleHeightPixels = FALSE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight;
} }
IPPU.RenderedFramesCount++; IPPU.RenderedFramesCount++;
@ -652,7 +646,7 @@ static inline void RenderScreen (bool8 sub)
void S9xUpdateScreen (void) void S9xUpdateScreen (void)
{ {
if (IPPU.OBJChanged) if (IPPU.OBJChanged || IPPU.InterlaceOBJ)
SetupOBJ(); SetupOBJ();
// XXX: Check ForceBlank? Or anything else? // XXX: Check ForceBlank? Or anything else?
@ -675,7 +669,7 @@ void S9xUpdateScreen (void)
if (Settings.SupportHiRes) if (Settings.SupportHiRes)
{ {
if (!IPPU.DoubleWidthPixels && (PPU.BGMode == 5 || PPU.BGMode == 6 || IPPU.PseudoHires || IPPU.Interlace || IPPU.InterlaceOBJ)) if (!IPPU.DoubleWidthPixels && (PPU.BGMode == 5 || PPU.BGMode == 6 || IPPU.PseudoHires))
{ {
#ifdef USE_OPENGL #ifdef USE_OPENGL
if (Settings.OpenGLEnable && GFX.RealPPL == 256) if (Settings.OpenGLEnable && GFX.RealPPL == 256)
@ -714,7 +708,7 @@ void S9xUpdateScreen (void)
IPPU.RenderedScreenWidth = 512; IPPU.RenderedScreenWidth = 512;
} }
if (!IPPU.DoubleHeightPixels && (IPPU.Interlace || IPPU.InterlaceOBJ)) if (!IPPU.DoubleHeightPixels && IPPU.Interlace)
{ {
IPPU.DoubleHeightPixels = TRUE; IPPU.DoubleHeightPixels = TRUE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight << 1; IPPU.RenderedScreenHeight = PPU.ScreenHeight << 1;
@ -803,6 +797,8 @@ static void SetupOBJ (void)
int inc = IPPU.InterlaceOBJ ? 2 : 1; int inc = IPPU.InterlaceOBJ ? 2 : 1;
int startline = (IPPU.InterlaceOBJ && GFX.InterlaceFrame) ? 1 : 0;
// OK, we have three cases here. Either there's no priority, priority is // OK, we have three cases here. Either there's no priority, priority is
// normal FirstSprite, or priority is FirstSprite+Y. The first two are // normal FirstSprite, or priority is FirstSprite+Y. The first two are
// easy, the last is somewhat more ... interesting. So we split them up. // easy, the last is somewhat more ... interesting. So we split them up.
@ -853,7 +849,7 @@ static void SetupOBJ (void)
else else
GFX.OBJVisibleTiles[S] = GFX.OBJWidths[S] >> 3; GFX.OBJVisibleTiles[S] = GFX.OBJWidths[S] >> 3;
for (uint8 line = 0, Y = (uint8) (PPU.OBJ[S].VPos & 0xff); line < Height; Y++, line += inc) for (uint8 line = startline, Y = (uint8) (PPU.OBJ[S].VPos & 0xff); line < Height; Y++, line += inc)
{ {
if (Y >= SNES_HEIGHT_EXTENDED) if (Y >= SNES_HEIGHT_EXTENDED)
continue; continue;
@ -919,7 +915,7 @@ static void SetupOBJ (void)
else else
GFX.OBJVisibleTiles[S] = GFX.OBJWidths[S] >> 3; GFX.OBJVisibleTiles[S] = GFX.OBJWidths[S] >> 3;
for (uint8 line = 0, Y = (uint8) (PPU.OBJ[S].VPos & 0xff); line < Height; Y++, line += inc) for (uint8 line = startline, Y = (uint8) (PPU.OBJ[S].VPos & 0xff); line < Height; Y++, line += inc)
{ {
if (Y >= SNES_HEIGHT_EXTENDED) if (Y >= SNES_HEIGHT_EXTENDED)
continue; continue;
@ -996,8 +992,6 @@ static void DrawOBJS (int D)
int BaseTile = (((GFX.OBJLines[Y].OBJ[I].Line << 1) + (PPU.OBJ[S].Name & 0xf0)) & 0xf0) | (PPU.OBJ[S].Name & 0x100) | (PPU.OBJ[S].Palette << 10); int BaseTile = (((GFX.OBJLines[Y].OBJ[I].Line << 1) + (PPU.OBJ[S].Name & 0xf0)) & 0xf0) | (PPU.OBJ[S].Name & 0x100) | (PPU.OBJ[S].Palette << 10);
int TileX = PPU.OBJ[S].Name & 0x0f; int TileX = PPU.OBJ[S].Name & 0x0f;
int TileLine = (GFX.OBJLines[Y].OBJ[I].Line & 7) * 8; int TileLine = (GFX.OBJLines[Y].OBJ[I].Line & 7) * 8;
if (IPPU.InterlaceOBJ)
TileLine >>= 1;
int TileInc = 1; int TileInc = 1;
if (PPU.OBJ[S].HFlip) if (PPU.OBJ[S].HFlip)
@ -1090,6 +1084,7 @@ static void DrawBackground (int bg, uint8 Zh, uint8 Zl)
int OffsetMask = (BG.TileSizeH == 16) ? 0x3ff : 0x1ff; int OffsetMask = (BG.TileSizeH == 16) ? 0x3ff : 0x1ff;
int OffsetShift = (BG.TileSizeV == 16) ? 4 : 3; int OffsetShift = (BG.TileSizeV == 16) ? 4 : 3;
int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1; int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1;
bool8 HiresInterlace = IPPU.Interlace && IPPU.DoubleWidthPixels;
void (*DrawTile) (uint32, uint32, uint32, uint32); void (*DrawTile) (uint32, uint32, uint32, uint32);
void (*DrawClippedTile) (uint32, uint32, uint32, uint32, uint32, uint32); void (*DrawClippedTile) (uint32, uint32, uint32, uint32, uint32, uint32);
@ -1111,10 +1106,10 @@ static void DrawBackground (int bg, uint8 Zh, uint8 Zl)
for (uint32 Y = GFX.StartY; Y <= GFX.EndY; Y += Lines) for (uint32 Y = GFX.StartY; Y <= GFX.EndY; Y += Lines)
{ {
uint32 Y2 = IPPU.Interlace ? Y * 2 + GFX.InterlaceFrame : Y; uint32 Y2 = HiresInterlace ? Y * 2 + GFX.InterlaceFrame : Y;
uint32 VOffset = LineData[Y].BG[bg].VOffset + (IPPU.Interlace ? 1 : 0); uint32 VOffset = LineData[Y].BG[bg].VOffset + (HiresInterlace ? 1 : 0);
uint32 HOffset = LineData[Y].BG[bg].HOffset; uint32 HOffset = LineData[Y].BG[bg].HOffset;
int VirtAlign = ((Y2 + VOffset) & 7) >> (IPPU.Interlace ? 1 : 0); int VirtAlign = ((Y2 + VOffset) & 7) >> (HiresInterlace ? 1 : 0);
for (Lines = 1; Lines < GFX.LinesPerTile - VirtAlign; Lines++) for (Lines = 1; Lines < GFX.LinesPerTile - VirtAlign; Lines++)
{ {
@ -1306,6 +1301,7 @@ static void DrawBackgroundMosaic (int bg, uint8 Zh, uint8 Zl)
int OffsetMask = (BG.TileSizeH == 16) ? 0x3ff : 0x1ff; int OffsetMask = (BG.TileSizeH == 16) ? 0x3ff : 0x1ff;
int OffsetShift = (BG.TileSizeV == 16) ? 4 : 3; int OffsetShift = (BG.TileSizeV == 16) ? 4 : 3;
int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1; int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1;
bool8 HiresInterlace = IPPU.Interlace && IPPU.DoubleWidthPixels;
void (*DrawPix) (uint32, uint32, uint32, uint32, uint32, uint32); void (*DrawPix) (uint32, uint32, uint32, uint32, uint32, uint32);
@ -1322,15 +1318,15 @@ static void DrawBackgroundMosaic (int bg, uint8 Zh, uint8 Zl)
for (uint32 Y = GFX.StartY - MosaicStart; Y <= GFX.EndY; Y += PPU.Mosaic) for (uint32 Y = GFX.StartY - MosaicStart; Y <= GFX.EndY; Y += PPU.Mosaic)
{ {
uint32 Y2 = IPPU.Interlace ? Y * 2 : Y; uint32 Y2 = HiresInterlace ? Y * 2 : Y;
uint32 VOffset = LineData[Y].BG[bg].VOffset + (IPPU.Interlace ? 1 : 0); uint32 VOffset = LineData[Y].BG[bg].VOffset + (HiresInterlace ? 1 : 0);
uint32 HOffset = LineData[Y].BG[bg].HOffset; uint32 HOffset = LineData[Y].BG[bg].HOffset;
Lines = PPU.Mosaic - MosaicStart; Lines = PPU.Mosaic - MosaicStart;
if (Y + MosaicStart + Lines > GFX.EndY) if (Y + MosaicStart + Lines > GFX.EndY)
Lines = GFX.EndY - Y - MosaicStart + 1; Lines = GFX.EndY - Y - MosaicStart + 1;
int VirtAlign = (((Y2 + VOffset) & 7) >> (IPPU.Interlace ? 1 : 0)) << 3; int VirtAlign = (((Y2 + VOffset) & 7) >> (HiresInterlace ? 1 : 0)) << 3;
uint32 t1, t2; uint32 t1, t2;
uint32 TilemapRow = (VOffset + Y2) >> OffsetShift; uint32 TilemapRow = (VOffset + Y2) >> OffsetShift;
@ -1485,6 +1481,7 @@ static void DrawBackgroundOffset (int bg, uint8 Zh, uint8 Zl, int VOffOff)
int Offset2Shift = (BG.OffsetSizeV == 16) ? 4 : 3; int Offset2Shift = (BG.OffsetSizeV == 16) ? 4 : 3;
int OffsetEnableMask = 0x2000 << bg; int OffsetEnableMask = 0x2000 << bg;
int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1; int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1;
bool8 HiresInterlace = IPPU.Interlace && IPPU.DoubleWidthPixels;
void (*DrawTile) (uint32, uint32, uint32, uint32); void (*DrawTile) (uint32, uint32, uint32, uint32);
void (*DrawClippedTile) (uint32, uint32, uint32, uint32, uint32, uint32); void (*DrawClippedTile) (uint32, uint32, uint32, uint32, uint32, uint32);
@ -1506,7 +1503,7 @@ static void DrawBackgroundOffset (int bg, uint8 Zh, uint8 Zl, int VOffOff)
for (uint32 Y = GFX.StartY; Y <= GFX.EndY; Y++) for (uint32 Y = GFX.StartY; Y <= GFX.EndY; Y++)
{ {
uint32 Y2 = IPPU.Interlace ? Y * 2 + GFX.InterlaceFrame : Y; uint32 Y2 = HiresInterlace ? Y * 2 + GFX.InterlaceFrame : Y;
uint32 VOff = LineData[Y].BG[2].VOffset - 1; uint32 VOff = LineData[Y].BG[2].VOffset - 1;
uint32 HOff = LineData[Y].BG[2].HOffset; uint32 HOff = LineData[Y].BG[2].HOffset;
uint32 HOffsetRow = VOff >> Offset2Shift; uint32 HOffsetRow = VOff >> Offset2Shift;
@ -1593,11 +1590,11 @@ static void DrawBackgroundOffset (int bg, uint8 Zh, uint8 Zl, int VOffOff)
HOffset = LineHOffset; HOffset = LineHOffset;
} }
if (IPPU.Interlace) if (HiresInterlace)
VOffset++; VOffset++;
uint32 t1, t2; uint32 t1, t2;
int VirtAlign = (((Y2 + VOffset) & 7) >> (IPPU.Interlace ? 1 : 0)) << 3; int VirtAlign = (((Y2 + VOffset) & 7) >> (HiresInterlace ? 1 : 0)) << 3;
int TilemapRow = (VOffset + Y2) >> OffsetShift; int TilemapRow = (VOffset + Y2) >> OffsetShift;
BG.InterlaceLine = ((VOffset + Y2) & 1) << 3; BG.InterlaceLine = ((VOffset + Y2) & 1) << 3;
@ -1716,6 +1713,7 @@ static void DrawBackgroundOffsetMosaic (int bg, uint8 Zh, uint8 Zl, int VOffOff)
int Offset2Shift = (BG.OffsetSizeV == 16) ? 4 : 3; int Offset2Shift = (BG.OffsetSizeV == 16) ? 4 : 3;
int OffsetEnableMask = 0x2000 << bg; int OffsetEnableMask = 0x2000 << bg;
int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1; int PixWidth = IPPU.DoubleWidthPixels ? 2 : 1;
bool8 HiresInterlace = IPPU.Interlace && IPPU.DoubleWidthPixels;
void (*DrawPix) (uint32, uint32, uint32, uint32, uint32, uint32); void (*DrawPix) (uint32, uint32, uint32, uint32, uint32, uint32);
@ -1732,7 +1730,7 @@ static void DrawBackgroundOffsetMosaic (int bg, uint8 Zh, uint8 Zl, int VOffOff)
for (uint32 Y = GFX.StartY - MosaicStart; Y <= GFX.EndY; Y += PPU.Mosaic) for (uint32 Y = GFX.StartY - MosaicStart; Y <= GFX.EndY; Y += PPU.Mosaic)
{ {
uint32 Y2 = IPPU.Interlace ? Y * 2 : Y; uint32 Y2 = HiresInterlace ? Y * 2 : Y;
uint32 VOff = LineData[Y].BG[2].VOffset - 1; uint32 VOff = LineData[Y].BG[2].VOffset - 1;
uint32 HOff = LineData[Y].BG[2].HOffset; uint32 HOff = LineData[Y].BG[2].HOffset;
@ -1824,11 +1822,11 @@ static void DrawBackgroundOffsetMosaic (int bg, uint8 Zh, uint8 Zl, int VOffOff)
HOffset = LineHOffset; HOffset = LineHOffset;
} }
if (IPPU.Interlace) if (HiresInterlace)
VOffset++; VOffset++;
uint32 t1, t2; uint32 t1, t2;
int VirtAlign = (((Y2 + VOffset) & 7) >> (IPPU.Interlace ? 1 : 0)) << 3; int VirtAlign = (((Y2 + VOffset) & 7) >> (HiresInterlace ? 1 : 0)) << 3;
int TilemapRow = (VOffset + Y2) >> OffsetShift; int TilemapRow = (VOffset + Y2) >> OffsetShift;
BG.InterlaceLine = ((VOffset + Y2) & 1) << 3; BG.InterlaceLine = ((VOffset + Y2) & 1) << 3;

8
source/snes9x/ppu.cpp
View File

@ -454,10 +454,7 @@ void S9xSetPPU (uint8 Byte, uint16 Address)
PPU.BGMode = Byte & 7; PPU.BGMode = Byte & 7;
// BJ: BG3Priority only takes effect if BGMode == 1 and the bit is set // BJ: BG3Priority only takes effect if BGMode == 1 and the bit is set
PPU.BG3Priority = ((Byte & 0x0f) == 0x09); PPU.BG3Priority = ((Byte & 0x0f) == 0x09);
if (PPU.BGMode == 5 || PPU.BGMode == 6) IPPU.Interlace = Memory.FillRAM[0x2133] & 1;
IPPU.Interlace = Memory.FillRAM[0x2133] & 1;
else
IPPU.Interlace = 0;
#ifdef DEBUGGER #ifdef DEBUGGER
missing.modes[PPU.BGMode] = 1; missing.modes[PPU.BGMode] = 1;
#endif #endif
@ -979,8 +976,7 @@ void S9xSetPPU (uint8 Byte, uint16 Address)
FLUSH_REDRAW(); FLUSH_REDRAW();
if ((Memory.FillRAM[0x2133] ^ Byte) & 2) if ((Memory.FillRAM[0x2133] ^ Byte) & 2)
IPPU.OBJChanged = TRUE; IPPU.OBJChanged = TRUE;
if (PPU.BGMode == 5 || PPU.BGMode == 6) IPPU.Interlace = Byte & 1;
IPPU.Interlace = Byte & 1;
IPPU.InterlaceOBJ = Byte & 2; IPPU.InterlaceOBJ = Byte & 2;
} }
#ifdef DEBUGGER #ifdef DEBUGGER

38
source/snes9x/tile.cpp
View File

@ -492,7 +492,10 @@ void S9xSelectTileRenderers (int BGMode, bool8 sub, bool8 obj)
M7M1 = PPU.BGMosaic[0] && PPU.Mosaic > 1; M7M1 = PPU.BGMosaic[0] && PPU.Mosaic > 1;
M7M2 = PPU.BGMosaic[1] && PPU.Mosaic > 1; M7M2 = PPU.BGMosaic[1] && PPU.Mosaic > 1;
if (!IPPU.DoubleWidthPixels) bool8 interlace = obj ? FALSE : IPPU.Interlace;
bool8 hires = !sub && (BGMode == 5 || BGMode == 6 || IPPU.PseudoHires);
if (!IPPU.DoubleWidthPixels) // normal width
{ {
DT = Renderers_DrawTile16Normal1x1; DT = Renderers_DrawTile16Normal1x1;
DCT = Renderers_DrawClippedTile16Normal1x1; DCT = Renderers_DrawClippedTile16Normal1x1;
@ -502,31 +505,9 @@ void S9xSelectTileRenderers (int BGMode, bool8 sub, bool8 obj)
DM7BG2 = M7M2 ? Renderers_DrawMode7MosaicBG2Normal1x1 : Renderers_DrawMode7BG2Normal1x1; DM7BG2 = M7M2 ? Renderers_DrawMode7MosaicBG2Normal1x1 : Renderers_DrawMode7BG2Normal1x1;
GFX.LinesPerTile = 8; GFX.LinesPerTile = 8;
} }
else else if(hires) // hires double width
{ {
bool8 hires, interlace; if (interlace)
if (obj) // OBJ
{
hires = (BGMode == 5 || BGMode == 6 || IPPU.PseudoHires);
interlace = IPPU.InterlaceOBJ;
}
else
if (BGMode == 5 || BGMode == 6)
{
hires = TRUE;
interlace = IPPU.Interlace;
}
else
{
hires = IPPU.PseudoHires;
interlace = FALSE;
}
if (sub)
hires = FALSE;
if (hires && interlace)
{ {
DT = Renderers_DrawTile16HiresInterlace; DT = Renderers_DrawTile16HiresInterlace;
DCT = Renderers_DrawClippedTile16HiresInterlace; DCT = Renderers_DrawClippedTile16HiresInterlace;
@ -537,7 +518,6 @@ void S9xSelectTileRenderers (int BGMode, bool8 sub, bool8 obj)
GFX.LinesPerTile = 4; GFX.LinesPerTile = 4;
} }
else else
if (hires)
{ {
DT = Renderers_DrawTile16Hires; DT = Renderers_DrawTile16Hires;
DCT = Renderers_DrawClippedTile16Hires; DCT = Renderers_DrawClippedTile16Hires;
@ -547,7 +527,9 @@ void S9xSelectTileRenderers (int BGMode, bool8 sub, bool8 obj)
DM7BG2 = M7M2 ? Renderers_DrawMode7MosaicBG2Hires : Renderers_DrawMode7BG2Hires; DM7BG2 = M7M2 ? Renderers_DrawMode7MosaicBG2Hires : Renderers_DrawMode7BG2Hires;
GFX.LinesPerTile = 8; GFX.LinesPerTile = 8;
} }
else }
else // normal double width
{
if (interlace) if (interlace)
{ {
DT = Renderers_DrawTile16Interlace; DT = Renderers_DrawTile16Interlace;
@ -1435,7 +1417,7 @@ extern struct SLineMatrixData LineMatrixData[240];
#define DRAW_PIXEL(N, M) DRAW_PIXEL_N2x1(N, M) #define DRAW_PIXEL(N, M) DRAW_PIXEL_N2x1(N, M)
#define NAME2 Interlace #define NAME2 Interlace
// Third-level include: Get the Interlace renderers. // Third-level include: Get the double width Interlace renderers.
#include "tile.cpp" #include "tile.cpp"