mirror of
https://github.com/dborth/snes9xgx.git
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822 lines
27 KiB
C++
822 lines
27 KiB
C++
/**********************************************************************************
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
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Jerremy Koot (jkoot@snes9x.com)
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(c) Copyright 2002 - 2004 Matthew Kendora
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(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
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(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
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(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
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(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
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Kris Bleakley (codeviolation@hotmail.com)
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(c) Copyright 2002 - 2007 Brad Jorsch (anomie@users.sourceforge.net),
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Nach (n-a-c-h@users.sourceforge.net),
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zones (kasumitokoduck@yahoo.com)
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(c) Copyright 2006 - 2007 nitsuja
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BS-X C emulator code
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(c) Copyright 2005 - 2006 Dreamer Nom,
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zones
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C4 x86 assembler and some C emulation code
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(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
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Nach,
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zsKnight (zsknight@zsnes.com)
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C4 C++ code
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(c) Copyright 2003 - 2006 Brad Jorsch,
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Nach
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DSP-1 emulator code
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(c) Copyright 1998 - 2006 _Demo_,
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Andreas Naive (andreasnaive@gmail.com)
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Gary Henderson,
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Ivar (ivar@snes9x.com),
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John Weidman,
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Kris Bleakley,
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Matthew Kendora,
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Nach,
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neviksti (neviksti@hotmail.com)
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DSP-2 emulator code
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(c) Copyright 2003 John Weidman,
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Kris Bleakley,
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Lord Nightmare (lord_nightmare@users.sourceforge.net),
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Matthew Kendora,
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neviksti
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DSP-3 emulator code
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(c) Copyright 2003 - 2006 John Weidman,
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Kris Bleakley,
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Lancer,
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z80 gaiden
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DSP-4 emulator code
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(c) Copyright 2004 - 2006 Dreamer Nom,
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John Weidman,
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Kris Bleakley,
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Nach,
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z80 gaiden
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OBC1 emulator code
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(c) Copyright 2001 - 2004 zsKnight,
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pagefault (pagefault@zsnes.com),
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Kris Bleakley,
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Ported from x86 assembler to C by sanmaiwashi
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SPC7110 and RTC C++ emulator code
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(c) Copyright 2002 Matthew Kendora with research by
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zsKnight,
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John Weidman,
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Dark Force
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S-DD1 C emulator code
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(c) Copyright 2003 Brad Jorsch with research by
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Andreas Naive,
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John Weidman
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S-RTC C emulator code
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(c) Copyright 2001-2006 byuu,
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John Weidman
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ST010 C++ emulator code
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(c) Copyright 2003 Feather,
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John Weidman,
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Kris Bleakley,
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Matthew Kendora
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Super FX x86 assembler emulator code
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(c) Copyright 1998 - 2003 _Demo_,
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pagefault,
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zsKnight,
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Super FX C emulator code
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(c) Copyright 1997 - 1999 Ivar,
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Gary Henderson,
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John Weidman
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Sound DSP emulator code is derived from SNEeSe and OpenSPC:
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(c) Copyright 1998 - 2003 Brad Martin
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(c) Copyright 1998 - 2006 Charles Bilyue'
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SH assembler code partly based on x86 assembler code
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(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
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2xSaI filter
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(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
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HQ2x, HQ3x, HQ4x filters
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(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
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Win32 GUI code
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(c) Copyright 2003 - 2006 blip,
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funkyass,
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Matthew Kendora,
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Nach,
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nitsuja
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Mac OS GUI code
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(c) Copyright 1998 - 2001 John Stiles
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(c) Copyright 2001 - 2007 zones
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Specific ports contains the works of other authors. See headers in
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individual files.
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Snes9x homepage: http://www.snes9x.com
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Permission to use, copy, modify and/or distribute Snes9x in both binary
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and source form, for non-commercial purposes, is hereby granted without
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fee, providing that this license information and copyright notice appear
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with all copies and any derived work.
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This software is provided 'as-is', without any express or implied
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warranty. In no event shall the authors be held liable for any damages
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arising from the use of this software or it's derivatives.
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Snes9x is freeware for PERSONAL USE only. Commercial users should
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seek permission of the copyright holders first. Commercial use includes,
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but is not limited to, charging money for Snes9x or software derived from
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Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
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using Snes9x as a promotion for your commercial product.
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The copyright holders request that bug fixes and improvements to the code
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should be forwarded to them so everyone can benefit from the modifications
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in future versions.
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Super NES and Super Nintendo Entertainment System are trademarks of
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Nintendo Co., Limited and its subsidiary companies.
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**********************************************************************************/
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//#define MMX
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#include "snes9x/snes9x.h"
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#include "snes9x/port.h"
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#include "snes9x/gfx.h"
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#ifdef MMX
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EXTERN_C void _2xSaILine (uint8 *srcPtr, uint8 *deltaPtr, uint32 srcPitch, uint32 width,
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uint8 *dstPtr, uint32 dstPitch);
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EXTERN_C void _2xSaISuperEagleLine (uint8 *srcPtr, uint8 *deltaPtr, uint32 srcPitch, uint32 width,
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uint8 *dstPtr, uint32 dstPitch);
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EXTERN_C int Init_2xSaIMMX (uint32 BitFormat);
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#endif
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bool mmx_cpu = false;
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static uint32 colorMask = 0xF7DEF7DE;
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static uint32 lowPixelMask = 0x08210821;
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static uint32 qcolorMask = 0xE79CE79C;
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static uint32 qlowpixelMask = 0x18631863;
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int Init_2xSaI(uint32 BitFormat)
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{
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if (BitFormat == 565)
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{
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colorMask = 0xF7DEF7DE;
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lowPixelMask = 0x08210821;
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qcolorMask = 0xE79CE79C;
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qlowpixelMask = 0x18631863;
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}
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else
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if (BitFormat == 555)
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{
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colorMask = 0x7BDE7BDE;
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lowPixelMask = 0x04210421;
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qcolorMask = 0x739C739C;
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qlowpixelMask = 0x0C630C63;
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}
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else
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{
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return 0;
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}
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#ifdef MMX
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Init_2xSaIMMX(BitFormat);
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#endif
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return 1;
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}
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STATIC inline int GetResult1(uint32 A, uint32 B, uint32 C, uint32 D, uint32 E)
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{
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int x = 0;
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int y = 0;
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int r = 0;
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if (A == C) x+=1; else if (B == C) y+=1;
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if (A == D) x+=1; else if (B == D) y+=1;
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if (x <= 1) r+=1;
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if (y <= 1) r-=1;
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return r;
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}
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STATIC inline int GetResult2(uint32 A, uint32 B, uint32 C, uint32 D, uint32 E)
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{
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int x = 0;
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int y = 0;
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int r = 0;
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if (A == C) x+=1; else if (B == C) y+=1;
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if (A == D) x+=1; else if (B == D) y+=1;
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if (x <= 1) r-=1;
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if (y <= 1) r+=1;
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return r;
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}
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STATIC inline int GetResult(uint32 A, uint32 B, uint32 C, uint32 D)
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{
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int x = 0;
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int y = 0;
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int r = 0;
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if (A == C) x+=1; else if (B == C) y+=1;
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if (A == D) x+=1; else if (B == D) y+=1;
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if (x <= 1) r+=1;
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if (y <= 1) r-=1;
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return r;
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}
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STATIC inline uint32 INTERPOLATE(uint32 A, uint32 B)
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{
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if (A !=B)
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{
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return ( ((A & colorMask) >> 1) + ((B & colorMask) >> 1) + (A & B & lowPixelMask) );
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}
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else return A;
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}
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STATIC inline uint32 Q_INTERPOLATE(uint32 A, uint32 B, uint32 C, uint32 D)
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{
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register uint32 x = ((A & qcolorMask) >> 2) +
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((B & qcolorMask) >> 2) +
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((C & qcolorMask) >> 2) +
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((D & qcolorMask) >> 2);
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register uint32 y = (A & qlowpixelMask) +
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(B & qlowpixelMask) +
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(C & qlowpixelMask) +
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(D & qlowpixelMask);
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y = (y>>2) & qlowpixelMask;
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return x+y;
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}
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#define HOR
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#define VER
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void Super2xSaI(uint8 *srcPtr, uint32 srcPitch,
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uint8 *deltaPtr,
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uint8 *dstPtr, uint32 dstPitch, int width, int height)
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{
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uint32 *dP;
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uint16 *bP;
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#ifdef MMX_BLA //no MMX version yet
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if (cpu_mmx && width != 512)
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{
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for (height; height; height-=1)
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{
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bP = (uint16 *) srcPtr;
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xP = (uint16 *) deltaPtr;
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dP = (uint32 *) dstPtr;
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_2xSaISuperEagleLine ((uint8 *) bP, (uint8 *) xP, srcPitch, width, (uint8 *) dP, dstPitch);
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dstPtr += dstPitch << 1;
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srcPtr += srcPitch;
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deltaPtr += srcPitch;
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}
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}
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else
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{
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#endif
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uint32 Nextline = srcPitch >> 1;
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for (height; height; height-=1)
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{
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bP = (uint16 *) srcPtr;
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dP = (uint32 *) dstPtr;
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for (uint32 finish = width; finish; finish -= 1 )
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{
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uint32 color4, color5, color6;
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uint32 color1, color2, color3;
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uint32 colorA0, colorA1, colorA2, colorA3,
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colorB0, colorB1, colorB2, colorB3,
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colorS1, colorS2;
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uint32 product1a, product1b,
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product2a, product2b;
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//--------------------------------------- B1 B2
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// 4 5 6 S2
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// 1 2 3 S1
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// A1 A2
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colorB0 = *(bP- Nextline - 1);
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colorB1 = *(bP- Nextline);
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colorB2 = *(bP- Nextline + 1);
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colorB3 = *(bP- Nextline + 2);
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color4 = *(bP - 1);
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color5 = *(bP);
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color6 = *(bP + 1);
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colorS2 = *(bP + 2);
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color1 = *(bP + Nextline - 1);
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color2 = *(bP + Nextline);
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color3 = *(bP + Nextline + 1);
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colorS1 = *(bP + Nextline + 2);
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colorA0 = *(bP + Nextline + Nextline - 1);
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colorA1 = *(bP + Nextline + Nextline);
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colorA2 = *(bP + Nextline + Nextline + 1);
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colorA3 = *(bP + Nextline + Nextline + 2);
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//--------------------------------------
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if (color2 == color6 && color5 != color3)
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{
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product2b = product1b = color2;
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}
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else
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if (color5 == color3 && color2 != color6)
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{
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product2b = product1b = color5;
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}
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else
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if (color5 == color3 && color2 == color6 && color5 != color6)
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{
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register int r = 0;
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r += GetResult (color6, color5, color1, colorA1);
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r += GetResult (color6, color5, color4, colorB1);
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r += GetResult (color6, color5, colorA2, colorS1);
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r += GetResult (color6, color5, colorB2, colorS2);
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if (r > 0)
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product2b = product1b = color6;
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else
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if (r < 0)
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product2b = product1b = color5;
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else
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{
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product2b = product1b = INTERPOLATE (color5, color6);
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}
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}
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else
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{
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#ifdef VER
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if (color6 == color3 && color3 == colorA1 && color2 != colorA2 && color3 != colorA0)
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product2b = Q_INTERPOLATE (color3, color3, color3, color2);
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else
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if (color5 == color2 && color2 == colorA2 && colorA1 != color3 && color2 != colorA3)
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product2b = Q_INTERPOLATE (color2, color2, color2, color3);
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else
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#endif
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product2b = INTERPOLATE (color2, color3);
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#ifdef VER
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if (color6 == color3 && color6 == colorB1 && color5 != colorB2 && color6 != colorB0)
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product1b = Q_INTERPOLATE (color6, color6, color6, color5);
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else
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if (color5 == color2 && color5 == colorB2 && colorB1 != color6 && color5 != colorB3)
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product1b = Q_INTERPOLATE (color6, color5, color5, color5);
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else
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#endif
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product1b = INTERPOLATE (color5, color6);
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}
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#ifdef HOR
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if (color5 == color3 && color2 != color6 && color4 == color5 && color5 != colorA2)
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product2a = INTERPOLATE (color2, color5);
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else
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if (color5 == color1 && color6 == color5 && color4 != color2 && color5 != colorA0)
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product2a = INTERPOLATE(color2, color5);
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else
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#endif
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product2a = color2;
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#ifdef HOR
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if (color2 == color6 && color5 != color3 && color1 == color2 && color2 != colorB2)
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product1a = INTERPOLATE (color2, color5);
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else
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if (color4 == color2 && color3 == color2 && color1 != color5 && color2 != colorB0)
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product1a = INTERPOLATE(color2, color5);
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else
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#endif
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product1a = color5;
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product1a = product1a | (product1b << 16);
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product2a = product2a | (product2b << 16);
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*(dP) = product1a;
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*(dP+(dstPitch>>2)) = product2a;
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bP += 1;
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dP += 1;
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}//end of for ( finish= width etc..)
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dstPtr += dstPitch << 1;
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srcPtr += srcPitch;
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deltaPtr += srcPitch;
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}; //endof: for (height; height; height--)
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#ifdef MMX_BLA
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}
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#endif
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}
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/*ONLY use with 640x480x16 or higher resolutions*/
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/*Only use this if 2*width * 2*height fits on the current screen*/
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void SuperEagle(uint8 *srcPtr, uint32 srcPitch,
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uint8 *deltaPtr,
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uint8 *dstPtr, uint32 dstPitch, int width, int height)
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{
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uint32 *dP;
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uint16 *bP;
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uint16 *xP;
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#ifdef MMX
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if (mmx_cpu && width != 512)
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{
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for (height; height; height-=1)
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{
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bP = (uint16 *) srcPtr;
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xP = (uint16 *) deltaPtr;
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dP = (uint32 *) dstPtr;
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_2xSaISuperEagleLine ((uint8 *) bP, (uint8 *) xP, srcPitch, width, (uint8 *)dP, dstPitch);
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dstPtr += dstPitch << 1;
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srcPtr += srcPitch;
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deltaPtr += srcPitch;
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}
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}
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else
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{
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#endif
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uint32 Nextline = srcPitch >> 1;
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for (height; height; height-=1)
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{
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bP = (uint16 *) srcPtr;
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dP = (uint32 *) dstPtr;
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for (uint32 finish = width; finish; finish -= 1 )
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{
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uint32 color4, color5, color6;
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uint32 color1, color2, color3;
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uint32 colorA0, colorA1, colorA2, colorA3,
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colorB0, colorB1, colorB2, colorB3,
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colorS1, colorS2;
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uint32 product1a, product1b,
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product2a, product2b;
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colorB0 = *(bP- Nextline - 1);
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colorB1 = *(bP- Nextline);
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colorB2 = *(bP- Nextline + 1);
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colorB3 = *(bP- Nextline + 2);
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color4 = *(bP - 1);
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color5 = *(bP);
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color6 = *(bP + 1);
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colorS2 = *(bP + 2);
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color1 = *(bP + Nextline - 1);
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color2 = *(bP + Nextline);
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color3 = *(bP + Nextline + 1);
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colorS1 = *(bP + Nextline + 2);
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colorA0 = *(bP + Nextline + Nextline - 1);
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colorA1 = *(bP + Nextline + Nextline);
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colorA2 = *(bP + Nextline + Nextline + 1);
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colorA3 = *(bP + Nextline + Nextline + 2);
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//--------------------------------------
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if (color2 == color6 && color5 != color3)
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{
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product1b = product2a = color2;
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if ((color1 == color2 && color6 == colorS2) ||
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(color2 == colorA1 && color6 == colorB2))
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{
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product1a = INTERPOLATE (color2, color5);
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product1a = INTERPOLATE (color2, product1a);
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product2b = INTERPOLATE (color2, color3);
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product2b = INTERPOLATE (color2, product2b);
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// product1a = color2;
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// product2b = color2;
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}
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else
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{
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|
product1a = INTERPOLATE (color5, color6);
|
|
product2b = INTERPOLATE (color2, color3);
|
|
}
|
|
}
|
|
else
|
|
if (color5 == color3 && color2 != color6)
|
|
{
|
|
product2b = product1a = color5;
|
|
if ((colorB1 == color5 && color3 == colorA2) ||
|
|
(color4 == color5 && color3 == colorS1))
|
|
{
|
|
product1b = INTERPOLATE (color5, color6);
|
|
product1b = INTERPOLATE (color5, product1b);
|
|
product2a = INTERPOLATE (color5, color2);
|
|
product2a = INTERPOLATE (color5, product2a);
|
|
// product1b = color5;
|
|
// product2a = color5;
|
|
}
|
|
else
|
|
{
|
|
product1b = INTERPOLATE (color5, color6);
|
|
product2a = INTERPOLATE (color2, color3);
|
|
}
|
|
}
|
|
else
|
|
if (color5 == color3 && color2 == color6 && color5 != color6)
|
|
{
|
|
register int r = 0;
|
|
|
|
r += GetResult (color6, color5, color1, colorA1);
|
|
r += GetResult (color6, color5, color4, colorB1);
|
|
r += GetResult (color6, color5, colorA2, colorS1);
|
|
r += GetResult (color6, color5, colorB2, colorS2);
|
|
|
|
if (r > 0)
|
|
{
|
|
product1b = product2a = color2;
|
|
product1a = product2b = INTERPOLATE (color5, color6);
|
|
}
|
|
else
|
|
if (r < 0)
|
|
{
|
|
product2b = product1a = color5;
|
|
product1b = product2a = INTERPOLATE (color5, color6);
|
|
}
|
|
else
|
|
{
|
|
product2b = product1a = color5;
|
|
product1b = product2a = color2;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
|
|
if ((color2 == color5) || (color3 == color6))
|
|
{
|
|
product1a = color5;
|
|
product2a = color2;
|
|
product1b = color6;
|
|
product2b = color3;
|
|
|
|
}
|
|
else
|
|
{
|
|
product1b = product1a = INTERPOLATE (color5, color6);
|
|
product1a = INTERPOLATE (color5, product1a);
|
|
product1b = INTERPOLATE (color6, product1b);
|
|
|
|
product2a = product2b = INTERPOLATE (color2, color3);
|
|
product2a = INTERPOLATE (color2, product2a);
|
|
product2b = INTERPOLATE (color3, product2b);
|
|
}
|
|
}
|
|
|
|
|
|
product1a = product1a | (product1b << 16);
|
|
product2a = product2a | (product2b << 16);
|
|
|
|
*(dP) = product1a;
|
|
*(dP+(dstPitch>>2)) = product2a;
|
|
|
|
bP += 1;
|
|
dP += 1;
|
|
}//end of for ( finish= width etc..)
|
|
|
|
dstPtr += dstPitch << 1;
|
|
srcPtr += srcPitch;
|
|
deltaPtr += srcPitch;
|
|
}; //endof: for (height; height; height--)
|
|
#ifdef MMX
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
/*ONLY use with 640x480x16 or higher resolutions*/
|
|
/*Only use this if 2*width * 2*height fits on the current screen*/
|
|
void _2xSaI(uint8 *srcPtr, uint32 srcPitch,
|
|
uint8 *deltaPtr,
|
|
uint8 *dstPtr, uint32 dstPitch, int width, int height)
|
|
{
|
|
uint32 *dP;
|
|
uint16 *bP;
|
|
uint16 *xP;
|
|
|
|
#ifdef MMX
|
|
if (mmx_cpu && width != 512)
|
|
{
|
|
for (height; height; height-=1)
|
|
{
|
|
|
|
bP = (uint16 *) srcPtr;
|
|
xP = (uint16 *) deltaPtr;
|
|
dP = (uint32 *) dstPtr;
|
|
_2xSaILine ((uint8 *) bP, (uint8 *) xP, srcPitch, width, (uint8 *)dP, dstPitch);
|
|
dstPtr += dstPitch << 1;
|
|
srcPtr += srcPitch;
|
|
deltaPtr += srcPitch;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
#endif
|
|
uint32 Nextline = srcPitch >> 1;
|
|
|
|
for (height; height; height-=1)
|
|
{
|
|
bP = (uint16 *) srcPtr;
|
|
dP = (uint32 *) dstPtr;
|
|
for (uint32 finish = width; finish; finish -= 1 )
|
|
{
|
|
|
|
|
|
register uint32 colorA, colorB;
|
|
uint32 colorC, colorD,
|
|
colorE, colorF, colorG, colorH,
|
|
colorI, colorJ, colorK, colorL,
|
|
colorM, colorN, colorO, colorP;
|
|
uint32 product, product1, product2;
|
|
|
|
|
|
//---------------------------------------
|
|
// Map of the pixels: I|E F|J
|
|
// G|A B|K
|
|
// H|C D|L
|
|
// M|N O|P
|
|
colorI = *(bP- Nextline - 1);
|
|
colorE = *(bP- Nextline);
|
|
colorF = *(bP- Nextline + 1);
|
|
colorJ = *(bP- Nextline + 2);
|
|
|
|
colorG = *(bP - 1);
|
|
colorA = *(bP);
|
|
colorB = *(bP + 1);
|
|
colorK = *(bP + 2);
|
|
|
|
colorH = *(bP + Nextline - 1);
|
|
colorC = *(bP + Nextline);
|
|
colorD = *(bP + Nextline + 1);
|
|
colorL = *(bP + Nextline + 2);
|
|
|
|
colorM = *(bP + Nextline + Nextline - 1);
|
|
colorN = *(bP + Nextline + Nextline);
|
|
colorO = *(bP + Nextline + Nextline + 1);
|
|
colorP = *(bP + Nextline + Nextline + 2);
|
|
|
|
if ((colorA == colorD) && (colorB != colorC))
|
|
{
|
|
if ( ((colorA == colorE) && (colorB == colorL)) ||
|
|
((colorA == colorC) && (colorA == colorF) && (colorB != colorE) && (colorB == colorJ)) )
|
|
{
|
|
product = colorA;
|
|
}
|
|
else
|
|
{
|
|
product = INTERPOLATE(colorA, colorB);
|
|
}
|
|
|
|
if (((colorA == colorG) && (colorC == colorO)) ||
|
|
((colorA == colorB) && (colorA == colorH) && (colorG != colorC) && (colorC == colorM)) )
|
|
{
|
|
product1 = colorA;
|
|
}
|
|
else
|
|
{
|
|
product1 = INTERPOLATE(colorA, colorC);
|
|
}
|
|
product2 = colorA;
|
|
}
|
|
else
|
|
if ((colorB == colorC) && (colorA != colorD))
|
|
{
|
|
if (((colorB == colorF) && (colorA == colorH)) ||
|
|
((colorB == colorE) && (colorB == colorD) && (colorA != colorF) && (colorA == colorI)) )
|
|
{
|
|
product = colorB;
|
|
}
|
|
else
|
|
{
|
|
product = INTERPOLATE(colorA, colorB);
|
|
}
|
|
|
|
if (((colorC == colorH) && (colorA == colorF)) ||
|
|
((colorC == colorG) && (colorC == colorD) && (colorA != colorH) && (colorA == colorI)) )
|
|
{
|
|
product1 = colorC;
|
|
}
|
|
else
|
|
{
|
|
product1 = INTERPOLATE(colorA, colorC);
|
|
}
|
|
product2 = colorB;
|
|
}
|
|
else
|
|
if ((colorA == colorD) && (colorB == colorC))
|
|
{
|
|
if (colorA == colorB)
|
|
{
|
|
product = colorA;
|
|
product1 = colorA;
|
|
product2 = colorA;
|
|
}
|
|
else
|
|
{
|
|
register int r = 0;
|
|
product1 = INTERPOLATE(colorA, colorC);
|
|
product = INTERPOLATE(colorA, colorB);
|
|
|
|
r += GetResult1 (colorA, colorB, colorG, colorE, colorI);
|
|
r += GetResult2 (colorB, colorA, colorK, colorF, colorJ);
|
|
r += GetResult2 (colorB, colorA, colorH, colorN, colorM);
|
|
r += GetResult1 (colorA, colorB, colorL, colorO, colorP);
|
|
|
|
if (r > 0)
|
|
product2 = colorA;
|
|
else
|
|
if (r < 0)
|
|
product2 = colorB;
|
|
else
|
|
{
|
|
product2 = Q_INTERPOLATE(colorA, colorB, colorC, colorD);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
product2 = Q_INTERPOLATE(colorA, colorB, colorC, colorD);
|
|
|
|
if ((colorA == colorC) && (colorA == colorF) && (colorB != colorE) && (colorB == colorJ))
|
|
{
|
|
product = colorA;
|
|
}
|
|
else
|
|
if ((colorB == colorE) && (colorB == colorD) && (colorA != colorF) && (colorA == colorI))
|
|
{
|
|
product = colorB;
|
|
}
|
|
else
|
|
{
|
|
product = INTERPOLATE(colorA, colorB);
|
|
}
|
|
|
|
if ((colorA == colorB) && (colorA == colorH) && (colorG != colorC) && (colorC == colorM))
|
|
{
|
|
product1 = colorA;
|
|
}
|
|
else
|
|
if ((colorC == colorG) && (colorC == colorD) && (colorA != colorH) && (colorA == colorI))
|
|
{
|
|
product1 = colorC;
|
|
}
|
|
else
|
|
{
|
|
product1 = INTERPOLATE(colorA, colorC);
|
|
}
|
|
}
|
|
product = colorA | (product << 16);
|
|
product1 = product1 | (product2 << 16);
|
|
*(dP) = product;
|
|
*(dP+(dstPitch>>2)) = product1;
|
|
|
|
bP += 1;
|
|
dP += 1;
|
|
}//end of for ( finish= width etc..)
|
|
|
|
dstPtr += dstPitch << 1;
|
|
srcPtr += srcPitch;
|
|
deltaPtr += srcPitch;
|
|
}; //endof: for (height; height; height--)
|
|
#ifdef MMX
|
|
}
|
|
#endif
|
|
}
|
|
|