Add tile_c.cpp for non-ARM_ASM build

2 files changed, 1233 insertions, 7 deletions

diff --git a/Makefile.common b/Makefile.common
index c285ba9..39be4bf 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -32,13 +32,6 @@ SOURCES += $(CORE_DIR)/snapshot.cpp
 SOURCES += $(CORE_DIR)/soundux.cpp
 SOURCES += $(CORE_DIR)/spc700.cpp
 SOURCES += $(CORE_DIR)/srtc.cpp
-SOURCES += $(CORE_DIR)/tile16.cpp
-SOURCES += $(CORE_DIR)/tile16add.cpp
-SOURCES += $(CORE_DIR)/tile16add1_2.cpp
-SOURCES += $(CORE_DIR)/tile16fadd1_2.cpp
-SOURCES += $(CORE_DIR)/tile16sub.cpp
-SOURCES += $(CORE_DIR)/tile16sub1_2.cpp
-SOURCES += $(CORE_DIR)/tile16fsub1_2.cpp
 SOURCES += $(CORE_DIR)/mode7new.cpp
 SOURCES += $(CORE_DIR)/mode7.cpp
 SOURCES += $(CORE_DIR)/mode7add.cpp
@@ -58,6 +51,16 @@ SOURCES += $(LIBRETRO_DIR)/memstream.c
 ifeq ($(ARM_ASM), 1)
 SOURCES += $(CORE_DIR)/spc700a.s \
 			  $(CORE_DIR)/spc_decode.S
+
+SOURCES += $(CORE_DIR)/tile16.cpp
+SOURCES += $(CORE_DIR)/tile16add.cpp
+SOURCES += $(CORE_DIR)/tile16add1_2.cpp
+SOURCES += $(CORE_DIR)/tile16fadd1_2.cpp
+SOURCES += $(CORE_DIR)/tile16sub.cpp
+SOURCES += $(CORE_DIR)/tile16sub1_2.cpp
+SOURCES += $(CORE_DIR)/tile16fsub1_2.cpp
+else
+SOURCES += $(CORE_DIR)/tile_c.cpp
 endif
 
 SOURCES += $(CORE_DIR)/os9x_65c816_global.s
diff --git a/src/tile_c.cpp b/src/tile_c.cpp
new file mode 100644
index 0000000..2fe3268
--- /dev/null
+++ b/src/tile_c.cpp
@@ -0,0 +1,1223 @@
+/*

+ * 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.

+ */

+#include "snes9x.h"

+

+#include "memmap.h"

+#include "ppu.h"

+#include "display.h"

+#include "gfx.h"

+#include "tile.h"

+

+#ifdef USE_GLIDE

+#include "3d.h"

+#endif

+

+extern uint32 HeadMask [4];

+extern uint32 TailMask [5];

+

+uint8 ConvertTile (uint8 *pCache, uint32 TileAddr)

+{

+    register uint8 *tp = &Memory.VRAM[TileAddr];

+    uint32 *p = (uint32 *) pCache;

+    uint32 non_zero = 0;

+    uint8 line;

+

+    switch (BG.BitShift)

+    {

+    case 8:

+	for (line = 8; line != 0; line--, tp += 2)

+	{

+	    uint32 p1 = 0;

+	    uint32 p2 = 0;

+	    register uint8 pix;

+

+	    if ((pix = *(tp + 0)))

+	    {

+		p1 |= odd_high[0][pix >> 4];

+		p2 |= odd_low[0][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 1)))

+	    {

+		p1 |= even_high[0][pix >> 4];

+		p2 |= even_low[0][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 16)))

+	    {

+		p1 |= odd_high[1][pix >> 4];

+		p2 |= odd_low[1][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 17)))

+	    {

+		p1 |= even_high[1][pix >> 4];

+		p2 |= even_low[1][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 32)))

+	    {

+		p1 |= odd_high[2][pix >> 4];

+		p2 |= odd_low[2][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 33)))

+	    {

+		p1 |= even_high[2][pix >> 4];

+		p2 |= even_low[2][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 48)))

+	    {

+		p1 |= odd_high[3][pix >> 4];

+		p2 |= odd_low[3][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 49)))

+	    {

+		p1 |= even_high[3][pix >> 4];

+		p2 |= even_low[3][pix & 0xf];

+	    }

+	    *p++ = p1;

+	    *p++ = p2;

+	    non_zero |= p1 | p2;

+	}

+	break;

+

+    case 4:

+	for (line = 8; line != 0; line--, tp += 2)

+	{

+	    uint32 p1 = 0;

+	    uint32 p2 = 0;

+	    register uint8 pix;

+	    if ((pix = *(tp + 0)))

+	    {

+		p1 |= odd_high[0][pix >> 4];

+		p2 |= odd_low[0][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 1)))

+	    {

+		p1 |= even_high[0][pix >> 4];

+		p2 |= even_low[0][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 16)))

+	    {

+		p1 |= odd_high[1][pix >> 4];

+		p2 |= odd_low[1][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 17)))

+	    {

+		p1 |= even_high[1][pix >> 4];

+		p2 |= even_low[1][pix & 0xf];

+	    }

+	    *p++ = p1;

+	    *p++ = p2;

+	    non_zero |= p1 | p2;

+	}

+	break;

+

+    case 2:

+	for (line = 8; line != 0; line--, tp += 2)

+	{

+	    uint32 p1 = 0;

+	    uint32 p2 = 0;

+	    register uint8 pix;

+	    if ((pix = *(tp + 0)))

+	    {

+		p1 |= odd_high[0][pix >> 4];

+		p2 |= odd_low[0][pix & 0xf];

+	    }

+	    if ((pix = *(tp + 1)))

+	    {

+		p1 |= even_high[0][pix >> 4];

+		p2 |= even_low[0][pix & 0xf];

+	    }

+	    *p++ = p1;

+	    *p++ = p2;

+	    non_zero |= p1 | p2;

+	}

+	break;

+    }

+    return (non_zero ? TRUE : BLANK_TILE);

+}

+

+inline void WRITE_4PIXELS (uint32 Offset, uint8 *Pixels)

+{

+    uint8 Pixel;

+    uint8 *Screen = GFX.S + Offset;

+    uint8 *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	Screen [N] = (uint8) GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS_FLIPPED (uint32 Offset, uint8 *Pixels)

+{

+    uint8 Pixel;

+    uint8 *Screen = GFX.S + Offset;

+    uint8 *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	Screen [N] = (uint8) GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELSx2 (uint32 Offset, uint8 *Pixels)

+{

+    uint8 Pixel;

+    uint8 *Screen = GFX.S + Offset;

+    uint8 *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [0] && (Pixel = Pixels[N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = (uint8) GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS_FLIPPEDx2 (uint32 Offset, uint8 *Pixels)

+{

+    uint8 Pixel;

+    uint8 *Screen = GFX.S + Offset;

+    uint8 *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N * 2] && (Pixel = Pixels[3 - N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = (uint8) GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELSx2x2 (uint32 Offset, uint8 *Pixels)

+{

+    uint8 Pixel;

+    uint8 *Screen = GFX.S + Offset;

+    uint8 *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N * 2] && (Pixel = Pixels[N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = Screen [GFX.RealPitch + N * 2] =  \

+	    Screen [GFX.RealPitch + N * 2 + 1] = (uint8) GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = Depth [GFX.RealPitch + N * 2] = \

+	    Depth [GFX.RealPitch + N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS_FLIPPEDx2x2 (uint32 Offset, uint8 *Pixels)

+{

+    uint8 Pixel;

+    uint8 *Screen = GFX.S + Offset;

+    uint8 *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N * 2] && (Pixel = Pixels[3 - N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = Screen [GFX.RealPitch + N * 2] =  \

+	    Screen [GFX.RealPitch + N * 2 + 1] = (uint8) GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = Depth [GFX.RealPitch + N * 2] = \

+	    Depth [GFX.RealPitch + N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+void DrawTile (uint32 Tile, uint32 Offset, uint32 StartLine,

+	       uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS, WRITE_4PIXELS_FLIPPED, 4)

+}

+

+void DrawClippedTile (uint32 Tile, uint32 Offset,

+		      uint32 StartPixel, uint32 Width,

+		      uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS, WRITE_4PIXELS_FLIPPED, 4)

+}

+

+void DrawTilex2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+		 uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELSx2, WRITE_4PIXELS_FLIPPEDx2, 8)

+}

+

+void DrawClippedTilex2 (uint32 Tile, uint32 Offset,

+			uint32 StartPixel, uint32 Width,

+			uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELSx2, WRITE_4PIXELS_FLIPPEDx2, 8)

+}

+

+void DrawTilex2x2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+		   uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELSx2x2, WRITE_4PIXELS_FLIPPEDx2x2, 8)

+}

+

+void DrawClippedTilex2x2 (uint32 Tile, uint32 Offset,

+			  uint32 StartPixel, uint32 Width,

+			  uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELSx2x2, WRITE_4PIXELS_FLIPPEDx2x2, 8)

+}

+

+void DrawLargePixel (uint32 Tile, uint32 Offset,

+		     uint32 StartPixel, uint32 Pixels,

+		     uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint8 *sp = GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+    uint8 pixel;

+#define PLOT_PIXEL(screen, pixel) (pixel)

+

+    RENDER_TILE_LARGE (((uint8) GFX.ScreenColors [pixel]), PLOT_PIXEL)

+}

+

+inline void WRITE_4PIXELS16 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPED (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS16x2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N * 2] && (Pixel = Pixels[N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPEDx2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N * 2] && (Pixel = Pixels[3 - N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS16x2x2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N * 2] && (Pixel = Pixels[N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = Screen [(GFX.RealPitch >> 1) + N * 2] = \

+	    Screen [(GFX.RealPitch >> 1) + N * 2 + 1] = GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = Depth [(GFX.RealPitch >> 1) + N * 2] = \

+	    Depth [(GFX.RealPitch >> 1) + N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPEDx2x2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N * 2] && (Pixel = Pixels[3 - N])) \

+    { \

+	Screen [N * 2] = Screen [N * 2 + 1] = Screen [(GFX.RealPitch >> 1) + N * 2] = \

+	    Screen [(GFX.RealPitch >> 1) + N * 2 + 1] = GFX.ScreenColors [Pixel]; \

+	Depth [N * 2] = Depth [N * 2 + 1] = Depth [(GFX.RealPitch >> 1) + N * 2] = \

+	    Depth [(GFX.RealPitch >> 1) + N * 2 + 1] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+#undef FN

+}

+

+void DrawTile16 (uint32 Tile, uint32 Offset, uint32 StartLine,

+	         uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16, WRITE_4PIXELS16_FLIPPED, 4)

+}

+

+void DrawClippedTile16 (uint32 Tile, uint32 Offset,

+			uint32 StartPixel, uint32 Width,

+			uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16, WRITE_4PIXELS16_FLIPPED, 4)

+}

+

+void DrawTile16x2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+		   uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16x2, WRITE_4PIXELS16_FLIPPEDx2, 8)

+}

+

+void DrawClippedTile16x2 (uint32 Tile, uint32 Offset,

+			  uint32 StartPixel, uint32 Width,

+			  uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16x2, WRITE_4PIXELS16_FLIPPEDx2, 8)

+}

+

+void DrawTile16x2x2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+		     uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16x2x2, WRITE_4PIXELS16_FLIPPEDx2x2, 8)

+}

+

+void DrawClippedTile16x2x2 (uint32 Tile, uint32 Offset,

+			    uint32 StartPixel, uint32 Width,

+			    uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16x2x2, WRITE_4PIXELS16_FLIPPEDx2x2, 8)

+}

+

+void DrawLargePixel16 (uint32 Tile, uint32 Offset,

+		       uint32 StartPixel, uint32 Pixels,

+		       uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint16 *sp = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.DB + Offset;

+    uint16 pixel;

+

+    RENDER_TILE_LARGE (GFX.ScreenColors [pixel], PLOT_PIXEL)

+}

+

+inline void WRITE_4PIXELS16_ADD (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = COLOR_ADD (GFX.ScreenColors [Pixel], \

+					Screen [GFX.Delta + N]); \

+	    else \

+		Screen [N] = COLOR_ADD (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPED_ADD (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = COLOR_ADD (GFX.ScreenColors [Pixel], \

+					Screen [GFX.Delta + N]); \

+	    else \

+		Screen [N] = COLOR_ADD (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_ADD1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = (uint16) (COLOR_ADD1_2 (GFX.ScreenColors [Pixel], \

+						     Screen [GFX.Delta + N])); \

+	    else \

+		Screen [N] = COLOR_ADD (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPED_ADD1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = (uint16) (COLOR_ADD1_2 (GFX.ScreenColors [Pixel], \

+						     Screen [GFX.Delta + N])); \

+	    else \

+		Screen [N] = COLOR_ADD (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_SUB (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = (uint16) COLOR_SUB (GFX.ScreenColors [Pixel], \

+					Screen [GFX.Delta + N]); \

+	    else \

+		Screen [N] = (uint16) COLOR_SUB (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPED_SUB (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = (uint16) COLOR_SUB (GFX.ScreenColors [Pixel], \

+					Screen [GFX.Delta + N]); \

+	    else \

+		Screen [N] = (uint16) COLOR_SUB (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_SUB1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = (uint16) COLOR_SUB1_2 (GFX.ScreenColors [Pixel], \

+					   Screen [GFX.Delta + N]); \

+	    else \

+		Screen [N] = (uint16) COLOR_SUB (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPED_SUB1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	if (SubDepth [N]) \

+	{ \

+	    if (SubDepth [N] != 1) \

+		Screen [N] = (uint16) COLOR_SUB1_2 (GFX.ScreenColors [Pixel], \

+					   Screen [GFX.Delta + N]); \

+	    else \

+		Screen [N] = (uint16) COLOR_SUB (GFX.ScreenColors [Pixel], \

+					GFX.FixedColour); \

+	} \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+

+void DrawTile16Add (uint32 Tile, uint32 Offset, uint32 StartLine,

+		    uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16_ADD, WRITE_4PIXELS16_FLIPPED_ADD, 4)

+}

+

+void DrawClippedTile16Add (uint32 Tile, uint32 Offset,

+			   uint32 StartPixel, uint32 Width,

+			   uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_ADD, WRITE_4PIXELS16_FLIPPED_ADD, 4)

+}

+

+void DrawTile16Add1_2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+		       uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16_ADD1_2, WRITE_4PIXELS16_FLIPPED_ADD1_2, 4)

+}

+

+void DrawClippedTile16Add1_2 (uint32 Tile, uint32 Offset,

+			      uint32 StartPixel, uint32 Width,

+			      uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_ADD1_2, WRITE_4PIXELS16_FLIPPED_ADD1_2, 4)

+}

+

+void DrawTile16Sub (uint32 Tile, uint32 Offset, uint32 StartLine,

+		    uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16_SUB, WRITE_4PIXELS16_FLIPPED_SUB, 4)

+}

+

+void DrawClippedTile16Sub (uint32 Tile, uint32 Offset,

+			   uint32 StartPixel, uint32 Width,

+			   uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_SUB, WRITE_4PIXELS16_FLIPPED_SUB, 4)

+}

+

+void DrawTile16Sub1_2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+		       uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16_SUB1_2, WRITE_4PIXELS16_FLIPPED_SUB1_2, 4)

+}

+

+void DrawClippedTile16Sub1_2 (uint32 Tile, uint32 Offset,

+			      uint32 StartPixel, uint32 Width,

+			      uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_SUB1_2, WRITE_4PIXELS16_FLIPPED_SUB1_2, 4)

+}

+

+inline void WRITE_4PIXELS16_ADDF1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	if (SubDepth [N] == 1) \

+	    Screen [N] = (uint16) (COLOR_ADD1_2 (GFX.ScreenColors [Pixel], \

+						 GFX.FixedColour)); \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel];\

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPED_ADDF1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	if (SubDepth [N] == 1) \

+	    Screen [N] = (uint16) (COLOR_ADD1_2 (GFX.ScreenColors [Pixel], \

+						 GFX.FixedColour)); \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel];\

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_SUBF1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[N])) \

+    { \

+	if (SubDepth [N] == 1) \

+	    Screen [N] = (uint16) COLOR_SUB1_2 (GFX.ScreenColors [Pixel], \

+						GFX.FixedColour); \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+inline void WRITE_4PIXELS16_FLIPPED_SUBF1_2 (uint32 Offset, uint8 *Pixels)

+{

+    uint32 Pixel;

+    uint16 *Screen = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint8  *SubDepth = GFX.SubZBuffer + Offset;

+

+#define FN(N) \

+    if (GFX.Z1 > Depth [N] && (Pixel = Pixels[3 - N])) \

+    { \

+	if (SubDepth [N] == 1) \

+	    Screen [N] = (uint16) COLOR_SUB1_2 (GFX.ScreenColors [Pixel], \

+						GFX.FixedColour); \

+	else \

+	    Screen [N] = GFX.ScreenColors [Pixel]; \

+	Depth [N] = GFX.Z2; \

+    }

+

+    FN(0)

+    FN(1)

+    FN(2)

+    FN(3)

+

+#undef FN

+}

+

+void DrawTile16FixedAdd1_2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+			    uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16_ADDF1_2, WRITE_4PIXELS16_FLIPPED_ADDF1_2, 4)

+}

+

+void DrawClippedTile16FixedAdd1_2 (uint32 Tile, uint32 Offset,

+				   uint32 StartPixel, uint32 Width,

+				   uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_ADDF1_2, 

+			WRITE_4PIXELS16_FLIPPED_ADDF1_2, 4)

+}

+

+void DrawTile16FixedSub1_2 (uint32 Tile, uint32 Offset, uint32 StartLine,

+			    uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    RENDER_TILE(WRITE_4PIXELS16_SUBF1_2, WRITE_4PIXELS16_FLIPPED_SUBF1_2, 4)

+}

+

+void DrawClippedTile16FixedSub1_2 (uint32 Tile, uint32 Offset,

+				   uint32 StartPixel, uint32 Width,

+				   uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_SUBF1_2, 

+			WRITE_4PIXELS16_FLIPPED_SUBF1_2, 4)

+}

+

+void DrawLargePixel16Add (uint32 Tile, uint32 Offset,

+			  uint32 StartPixel, uint32 Pixels,

+			  uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint16 *sp = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint16 pixel;

+

+#define LARGE_ADD_PIXEL(s, p) \

+(Depth [z + GFX.DepthDelta] ? (Depth [z + GFX.DepthDelta] != 1 ? \

+			       COLOR_ADD (p, *(s + GFX.Delta))    : \

+			       COLOR_ADD (p, GFX.FixedColour)) \

+			    : p)

+			      

+    RENDER_TILE_LARGE (GFX.ScreenColors [pixel], LARGE_ADD_PIXEL)

+}

+

+void DrawLargePixel16Add1_2 (uint32 Tile, uint32 Offset,

+			     uint32 StartPixel, uint32 Pixels,

+			     uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint16 *sp = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint16 pixel;

+

+#define LARGE_ADD_PIXEL1_2(s, p) \

+((uint16) (Depth [z + GFX.DepthDelta] ? (Depth [z + GFX.DepthDelta] != 1 ? \

+			       COLOR_ADD1_2 (p, *(s + GFX.Delta))    : \

+			       COLOR_ADD (p, GFX.FixedColour)) \

+			    : p))

+			      

+    RENDER_TILE_LARGE (GFX.ScreenColors [pixel], LARGE_ADD_PIXEL1_2)

+}

+

+void DrawLargePixel16Sub (uint32 Tile, uint32 Offset,

+			  uint32 StartPixel, uint32 Pixels,

+			  uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint16 *sp = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint16 pixel;

+

+#define LARGE_SUB_PIXEL(s, p) \

+(Depth [z + GFX.DepthDelta] ? (Depth [z + GFX.DepthDelta] != 1 ? \

+			       COLOR_SUB (p, *(s + GFX.Delta))    : \

+			       COLOR_SUB (p, GFX.FixedColour)) \

+			    : p)

+			      

+    RENDER_TILE_LARGE (GFX.ScreenColors [pixel], LARGE_SUB_PIXEL)

+}

+

+void DrawLargePixel16Sub1_2 (uint32 Tile, uint32 Offset,

+			     uint32 StartPixel, uint32 Pixels,

+			     uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    register uint16 *sp = (uint16 *) GFX.S + Offset;

+    uint8  *Depth = GFX.ZBuffer + Offset;

+    uint16 pixel;

+

+#define LARGE_SUB_PIXEL1_2(s, p) \

+(Depth [z + GFX.DepthDelta] ? (Depth [z + GFX.DepthDelta] != 1 ? \

+			       COLOR_SUB1_2 (p, *(s + GFX.Delta))    : \

+			       COLOR_SUB (p, GFX.FixedColour)) \

+			    : p)

+			      

+    RENDER_TILE_LARGE (GFX.ScreenColors [pixel], LARGE_SUB_PIXEL1_2)

+}

+

+#ifdef USE_GLIDE

+#if 0

+void DrawTile3dfx (uint32 Tile, uint32 Offset, uint32 StartLine,

+		   uint32 LineCount)

+{

+    TILE_PREAMBLE

+

+    float x = Offset % GFX.Pitch;

+    float y = Offset / GFX.Pitch;

+

+    Glide.sq [0].x = Glide.x_offset + x * Glide.x_scale;

+    Glide.sq [0].y = Glide.y_offset + y * Glide.y_scale;

+    Glide.sq [1].x = Glide.x_offset + (x + 8.0) * Glide.x_scale;

+    Glide.sq [1].y = Glide.y_offset + y * Glide.y_scale;

+    Glide.sq [2].x = Glide.x_offset + (x + 8.0) * Glide.x_scale;

+    Glide.sq [2].y = Glide.y_offset + (y + LineCount) * Glide.y_scale;

+    Glide.sq [3].x = Glide.x_offset + x * Glide.x_scale;

+    Glide.sq [3].y = Glide.y_offset + (y + LineCount) * Glide.y_scale;

+

+    if (!(Tile & (V_FLIP | H_FLIP)))

+    {

+	// Normal

+	Glide.sq [0].tmuvtx [0].sow = 0.0;

+	Glide.sq [0].tmuvtx [0].tow = StartLine;

+	Glide.sq [1].tmuvtx [0].sow = 8.0;

+	Glide.sq [1].tmuvtx [0].tow = StartLine;

+	Glide.sq [2].tmuvtx [0].sow = 8.0;

+	Glide.sq [2].tmuvtx [0].tow = StartLine + LineCount;

+	Glide.sq [3].tmuvtx [0].sow = 0.0;

+	Glide.sq [3].tmuvtx [0].tow = StartLine + LineCount;

+    }

+    else

+    if (!(Tile & V_FLIP))

+    {

+	// Flipped

+	Glide.sq [0].tmuvtx [0].sow = 8.0;

+	Glide.sq [0].tmuvtx [0].tow = StartLine;

+	Glide.sq [1].tmuvtx [0].sow = 0.0;

+	Glide.sq [1].tmuvtx [0].tow = StartLine;

+	Glide.sq [2].tmuvtx [0].sow = 0.0;

+	Glide.sq [2].tmuvtx [0].tow = StartLine + LineCount;

+	Glide.sq [3].tmuvtx [0].sow = 8.0;

+	Glide.sq [3].tmuvtx [0].tow = StartLine + LineCount;

+    }

+    else

+    if (Tile & H_FLIP)

+    {

+	// Horizontal and vertical flip

+	Glide.sq [0].tmuvtx [0].sow = 8.0;

+	Glide.sq [0].tmuvtx [0].tow = StartLine + LineCount;

+	Glide.sq [1].tmuvtx [0].sow = 0.0;

+	Glide.sq [1].tmuvtx [0].tow = StartLine + LineCount;

+	Glide.sq [2].tmuvtx [0].sow = 0.0;

+	Glide.sq [2].tmuvtx [0].tow = StartLine;

+	Glide.sq [3].tmuvtx [0].sow = 8.0;

+	Glide.sq [3].tmuvtx [0].tow = StartLine;

+    }

+    else

+    {

+	// Vertical flip only

+	Glide.sq [0].tmuvtx [0].sow = 0.0;

+	Glide.sq [0].tmuvtx [0].tow = StartLine + LineCount;

+	Glide.sq [1].tmuvtx [0].sow = 8.0;

+	Glide.sq [1].tmuvtx [0].tow = StartLine + LineCount;

+	Glide.sq [2].tmuvtx [0].sow = 8.0;

+	Glide.sq [2].tmuvtx [0].tow = StartLine;

+	Glide.sq [3].tmuvtx [0].sow = 0.0;

+	Glide.sq [3].tmuvtx [0].tow = StartLine;

+    }

+    grTexDownloadMipMapLevel (GR_TMU0, Glide.texture_mem_start,

+			      GR_LOD_8, GR_LOD_8, GR_ASPECT_1x1,

+			      GR_TEXFMT_RGB_565,

+			      GR_MIPMAPLEVELMASK_BOTH,

+			      (void *) pCache);

+    grTexSource (GR_TMU0, Glide.texture_mem_start,

+		 GR_MIPMAPLEVELMASK_BOTH, &Glide.texture);

+    grDrawTriangle (&Glide.sq [0], &Glide.sq [3], &Glide.sq [2]);

+    grDrawTriangle (&Glide.sq [0], &Glide.sq [1], &Glide.sq [2]);

+}

+

+void DrawClippedTile3dfx (uint32 Tile, uint32 Offset,

+			  uint32 StartPixel, uint32 Width,

+			  uint32 StartLine, uint32 LineCount)

+{

+    TILE_PREAMBLE

+    register uint8 *bp;

+

+    TILE_CLIP_PREAMBLE

+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_SUB, WRITE_4PIXELS16_FLIPPED_SUB, 4)

+}

+#endif

+#endif