Move old/tile16.cpp.bak

1 files changed, 0 insertions, 811 deletions

diff --git a/src/tile16.cpp.bak b/src/tile16.cpp.bak
deleted file mode 100644
index 76c6eb7..0000000
--- a/src/tile16.cpp.bak
+++ /dev/null
@@ -1,811 +0,0 @@
-/*
- * 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.
- */
-
-// ARM V5 Assembly by bitrider
-
-#include "snes9x.h"
-
-#include "memmap.h"
-#include "ppu.h"
-#include "display.h"
-#include "gfx.h"
-#include "tile16.h"
-
-
-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;
-	uint32 p1;
-	uint32 p2;
-	register uint8 pix;
-
-    switch (BG.BitShift)
-    {
-    case 8:
-	for (line = 8; line != 0; line--, tp += 2)
-	{
-	    p1 = p2 = 0;
-		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)
-	{
-	    p1 = p2 = 0;
-	    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)
-	{
-	    p1 = p2 = 0;
-	    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_4PIXELSHI16 (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[2*N])) \
-    { \
-	Screen [N] = GFX.ScreenColors [Pixel]; \
-	Depth [N] = GFX.Z2; \
-    }
-
-    FN(0)
-    FN(1)
-    FN(2)
-    FN(3)
-#undef FN
-}
-
-inline void WRITE_4PIXELSHI16_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[6 - 2*N])) \
-    { \
-	Screen [N] = GFX.ScreenColors [Pixel]; \
-	Depth [N] = GFX.Z2; \
-    }
-
-    FN(0)
-    FN(1)
-    FN(2)
-    FN(3)
-#undef FN
-}
-
-static INLINE void WRITE_4PIXELS16x2 (uint32 Offset, uint8 *Pixels)
-{
-    register 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
-}
-
-static INLINE void WRITE_4PIXELS16_FLIPPEDx2 (uint32 Offset, uint8 *Pixels)
-{
-    register 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
-}
-
-static INLINE void WRITE_4PIXELS16x2x2 (uint32 Offset, uint8 *Pixels)
-{
-    register 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_PITCH >> 1) + N * 2] = \
-	    Screen [(GFX_PITCH >> 1) + N * 2 + 1] = GFX.ScreenColors [Pixel]; \
-	Depth [N * 2] = Depth [N * 2 + 1] = Depth [(GFX_PITCH >> 1) + N * 2] = \
-	    Depth [(GFX_PITCH >> 1) + N * 2 + 1] = GFX.Z2; \
-    }
-
-    FN(0)
-    FN(1)
-    FN(2)
-    FN(3)
-#undef FN
-}
-
-static INLINE void WRITE_4PIXELS16_FLIPPEDx2x2 (uint32 Offset, uint8 *Pixels)
-{
-    register 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_PITCH >> 1) + N * 2] = \
-	    Screen [(GFX_PITCH >> 1) + N * 2 + 1] = GFX.ScreenColors [Pixel]; \
-	Depth [N * 2] = Depth [N * 2 + 1] = Depth [(GFX_PITCH >> 1) + N * 2] = \
-	    Depth [(GFX_PITCH >> 1) + N * 2 + 1] = GFX.Z2; \
-    }
-
-    FN(0)
-    FN(1)
-    FN(2)
-    FN(3)
-#undef FN
-}
-
-// DrawTile16 -----------------------------------------
-void DrawTile16 (uint32 Tile, uint32 Offset, uint32 StartLine, uint32 LineCount)
-{
-     TILE_PREAMBLE 
-
-if (Tile & V_FLIP){
-    if (!(Tile & H_FLIP)){
-		__asm__ volatile (
-		"2:					\n"
-#define FN(p, p2, p3, p4)  \
-			"	ldrb	r9, [%[depth], #" p "]		\n"\
-			"	ldrb	r8, [%[depth], #" p3 "]		\n"\
-			"	cmp	%[gfx_z1], r9			\n"\
-			"	ldrhib	r9, [%[bp], #" p "]		\n"\
-			"	bls	3f				\n"\
-			"	movs	r9, r9, lsl #2			\n"\
-			"	ldrne	r9, [%[colors], r9]		\n"\
-			"	strneb	%[gfx_z2], [%[depth], #" p "]	\n"\
-			"	strneh	r9, [%[screen], #" p2 "]	\n"\
-			"3:						\n"\
-			"	cmp	%[gfx_z1], r8			\n"\
-			"	ldrhib	r9, [%[bp], #" p3 "]		\n"\
-			"	bls	3f				\n"\
-			"	movs	r9, r9, lsl #2			\n"\
-			"	ldrne	r9, [%[colors], r9]		\n"\
-			"	strneb	%[gfx_z2], [%[depth], #" p3 "]	\n"\
-			"	strneh	r9, [%[screen], #" p4 "]	\n"\
-			"3:						\n"
-
-		FN("0", "0", "1", "2")
-		FN("2", "4", "3", "6")
-		FN("4", "8", "5", "10")
-		FN("6", "12", "7", "14")
-		// Loop	
-		"	sub	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [bp] "r" (pCache + 56 - StartLine)
-		// clobbered
-		: "r9", "r8", "cc" // r8 & flags 				
-		);
-	} else {
-		__asm__ volatile (
-		"2:						\n"
-#define FN1(p, p2, p3, p4, p5, p6)  \
-			"	ldrb	r9, [%[depth], #" p "]		\n"\
-			"	ldrb	r8, [%[depth], #" p4 "]		\n"\
-			"	cmp	%[gfx_z1], r9			\n"\
-			"	ldrhib	r9, [%[bp], #" p3 "]		\n"\
-			"	bls	3f				\n"\
-			"	movs	r9, r9, lsl #2			\n"\
-			"	ldrne	r9, [%[colors], r9]		\n"\
-			"	strneb	%[gfx_z2], [%[depth], #" p "]	\n"\
-			"	strneh	r9, [%[screen], #" p2 "]	\n"\
-			"3:						\n"\
-			"	cmp	%[gfx_z1], r8			\n"\
-			"	ldrhib	r9, [%[bp], #" p6 "]		\n"\
-			"	bls	3f				\n"\
-			"	movs	r9, r9, lsl #2			\n"\
-			"	ldrne	r9, [%[colors], r9]		\n"\
-			"	strneb	%[gfx_z2], [%[depth], #" p4 "]	\n"\
-			"	strneh	r9, [%[screen], #" p5 "]	\n"\
-			"3:						\n"
-
-		FN1("0", "0", "7", "1", "2", "6")
-		FN1("2", "4", "5", "3", "6", "4")
-		FN1("4", "8", "3", "5", "10", "2")
-		FN1("6", "12", "1", "7", "14", "0")	
-		// Loop	
-		"	sub	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [bp] "r" (pCache + 56 - StartLine)
-		// clobbered
-		: "r9", "r8", "cc" // r8 & flags 				
-		);
-	}
-} else {
-    if (!(Tile & H_FLIP)){
-		__asm__ volatile (
-		"2:					\n"
-		FN("0", "0", "1", "2")
-		FN("2", "4", "3", "6")
-		FN("4", "8", "5", "10")
-		FN("6", "12", "7", "14")
-		// Loop	
-		"	add	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [bp] "r" (pCache + StartLine)
-		// clobbered
-		: "r9", "r8", "cc" // r8 & flags 				
-		);
-	} else {
-		__asm__ volatile (
-		"2:						\n"
-		FN1("0", "0", "7", "1", "2", "6")
-		FN1("2", "4", "5", "3", "6", "4")
-		FN1("4", "8", "3", "5", "10", "2")
-		FN1("6", "12", "1", "7", "14", "0")	
-		// Loop	
-		"	add	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [bp] "r" (pCache + StartLine)
-		// clobbered
-		: "r9", "r8", "cc" // r8 & flags 				
-		);
-
-	}
-   }
-#undef FN
-#undef FN1
-
-}
-
-// DrawClippedTile16 -----------------------------------------
-void DrawClippedTile16 (uint32 Tile, uint32 Offset,
-			uint32 StartPixel, uint32 Width,
-			uint32 StartLine, uint32 LineCount)
-{
-if (Width == 0) return;
-
-     TILE_PREAMBLE 
-
-Offset = Offset + StartPixel;
-
-if (Tile & V_FLIP){
-    if (!(Tile & H_FLIP)){
-		__asm__ volatile (
-		"2:					\n"
-#define FN(p)  \
-			"	ldrb	r9, [%[depth], #" p "]		\n"\
-			"	cmp	%[gfx_z1], r9			\n"\
-			"	bls	3f				\n"\
-			"	ldrb	r9, [%[bp], #" p "]		\n"\
-			"	movs	r9, r9, lsl #2			\n"\
-			"	ldrne	r9, [%[colors], r9]		\n"\
-			"	strneb	%[gfx_z2], [%[depth], #" p "]	\n"\
-			"	strneh	r9, [%[screen], #(" p " * 2)]	\n"\
-			"3:						\n"
-
-#define C(p)		"	cmp	%[width], #(" p  " + 1)		\n"\
-			"	beq	1f				\n"
-
-		FN("0")
-		C("0")
-		FN("1")
-		C("1")
-		FN("2")
-		C("2")
-		FN("3")
-		C("3")
-		FN("4") 
-		C("4")
-		FN("5")
-		C("5")
-		FN("6") 
-		C("6")
-		FN("7")
-		// Loop	
-		"1:						\n"	
-		"	sub	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [width] "r" (Width),
-		  [bp] "r" (pCache + 56 - StartLine + StartPixel)
-		// clobbered
-		: "r9", "cc" // r8 & flags 				
-		);
-	} else {
-		__asm__ volatile (
-		"2:					\n"
-#define FN1(p)  \
-			"	ldrb	r9, [%[depth], #" p "]		\n"\
-			"	cmp	%[gfx_z1], r9			\n"\
-			"	bls	3f				\n"\
-			"	ldrb	r9, [%[bp], #(7 - " p ")]	\n"\
-			"	movs	r9, r9, lsl #2			\n"\
-			"	ldrne	r9, [%[colors], r9]		\n"\
-			"	strneb	%[gfx_z2], [%[depth], #" p "]	\n"\
-			"	strneh	r9, [%[screen], #(" p " * 2)]	\n"\
-			"3:						\n"\
-
-		FN1("0")
-		C("0")
-		FN1("1")
-		C("1")
-		FN1("2")
-		C("2")
-		FN1("3")
-		C("3")
-		FN1("4") 
-		C("4")
-		FN1("5")
-		C("5")
-		FN1("6") 
-		C("6")
-		FN1("7")
-		// Loop	
-		"1:						\n"	
-		"	sub	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [width] "r" (Width),
-		  [bp] "r" (pCache + 56 - StartLine - StartPixel)
-		// clobbered
-		: "r9", "cc" // r8 & flags 				
-		);
-	}
-} else {
-    if (!(Tile & H_FLIP)){
-		__asm__ volatile (
-		"2:					\n"
-		FN("0")
-		C("0")
-		FN("1")
-		C("1")
-		FN("2")
-		C("2")
-		FN("3")
-		C("3")
-		FN("4") 
-		C("4")
-		FN("5")
-		C("5")
-		FN("6") 
-		C("6")
-		FN("7")
-		// Loop	
-		"1:						\n"
-		"	add	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [width] "r" (Width),
-		  [bp] "r" (pCache + StartLine + StartPixel)
-		// clobbered
-		: "r9", "cc" // r8 & flags 				
-		);
-	} else {
-		__asm__ volatile (
-		"2:					\n"
-		FN1("0")
-		C("0")
-		FN1("1")
-		C("1")
-		FN1("2")
-		C("2")
-		FN1("3")
-		C("3")
-		FN1("4") 
-		C("4")
-		FN1("5")
-		C("5")
-		FN1("6") 
-		C("6")
-		FN1("7")
-		// Loop	
-		"1:						\n"	
-		"	add	%[bp], %[bp], #8		\n"	
-		"	add	%[screen], %[screen], #640	\n" 
-		"	add	%[depth], %[depth], #320	\n" 
-		"	subs 	%[lcount], %[lcount], #1	\n"
-		"	bne	2b"
-		// output
-		: 	// none	
-		// input
-		: [lcount] "r" (LineCount),
-		  [gfx_z1] "r" (GFX.Z1),
-		  [gfx_z2] "r" (GFX.Z2),
-		  [screen] "r" ((uint16 *) GFX.S + Offset),
-		  [colors] "r" (GFX.ScreenColors),
-		  [depth] "r" (GFX.DB + Offset),
-		  [width] "r" (Width),
-		  [bp] "r" (pCache + StartLine - StartPixel)
-		// clobbered
-		: "r9", "cc" // r8 & flags 				
-		);
-
-	}
-   }
-#undef FN
-#undef FN1
-#undef C
-
-}
-
-
-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;
-
-#define PLOT_PIXEL(screen, pixel) (pixel)
-
-    RENDER_TILE_LARGE (GFX.ScreenColors [pixel], PLOT_PIXEL)
-}
-
-
-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;
-    register 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;
-    register 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;
-    register 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)
-}
-
-void DrawHiResTile16 (uint32 Tile, uint32 Offset, uint32 StartLine,
-	         uint32 LineCount)
-{
-    TILE_PREAMBLE
-    register uint8 *bp;
-
-    RENDER_TILEHI(WRITE_4PIXELSHI16, WRITE_4PIXELSHI16_FLIPPED, 4)
-}
-
-void DrawHiResClippedTile16 (uint32 Tile, uint32 Offset,
-			uint32 StartPixel, uint32 Width,
-			uint32 StartLine, uint32 LineCount)
-{
-    TILE_PREAMBLE
-    register uint8 *bp;
-
-    TILE_CLIP_PREAMBLE
-    RENDER_CLIPPED_TILEHI(WRITE_4PIXELSHI16, WRITE_4PIXELSHI16_FLIPPED, 4)
-}