From d40ae99422e118188a7f48055dc340c6aca022aa Mon Sep 17 00:00:00 2001 From: Kitty Draper Date: Sat, 5 Mar 2011 21:39:25 -0500 Subject: first commit --- source/pixform.h | 322 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 322 insertions(+) create mode 100644 source/pixform.h (limited to 'source/pixform.h') diff --git a/source/pixform.h b/source/pixform.h new file mode 100644 index 0000000..45cf651 --- /dev/null +++ b/source/pixform.h @@ -0,0 +1,322 @@ +/******************************************************************************* + Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. + + (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and + Jerremy Koot (jkoot@snes9x.com) + + (c) Copyright 2001 - 2004 John Weidman (jweidman@slip.net) + + (c) Copyright 2002 - 2004 Brad Jorsch (anomie@users.sourceforge.net), + funkyass (funkyass@spam.shaw.ca), + Joel Yliluoma (http://iki.fi/bisqwit/) + Kris Bleakley (codeviolation@hotmail.com), + Matthew Kendora, + Nach (n-a-c-h@users.sourceforge.net), + Peter Bortas (peter@bortas.org) and + zones (kasumitokoduck@yahoo.com) + + C4 x86 assembler and some C emulation code + (c) Copyright 2000 - 2003 zsKnight (zsknight@zsnes.com), + _Demo_ (_demo_@zsnes.com), and Nach + + C4 C++ code + (c) Copyright 2003 Brad Jorsch + + DSP-1 emulator code + (c) Copyright 1998 - 2004 Ivar (ivar@snes9x.com), _Demo_, Gary Henderson, + John Weidman, neviksti (neviksti@hotmail.com), + Kris Bleakley, Andreas Naive + + DSP-2 emulator code + (c) Copyright 2003 Kris Bleakley, John Weidman, neviksti, Matthew Kendora, and + Lord Nightmare (lord_nightmare@users.sourceforge.net + + OBC1 emulator code + (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com) and + Kris Bleakley + Ported from x86 assembler to C by sanmaiwashi + + SPC7110 and RTC C++ emulator code + (c) Copyright 2002 Matthew Kendora with research by + zsKnight, John Weidman, and Dark Force + + S-DD1 C emulator code + (c) Copyright 2003 Brad Jorsch with research by + Andreas Naive and John Weidman + + S-RTC C emulator code + (c) Copyright 2001 John Weidman + + ST010 C++ emulator code + (c) Copyright 2003 Feather, Kris Bleakley, John Weidman and Matthew Kendora + + Super FX x86 assembler emulator code + (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault + + Super FX C emulator code + (c) Copyright 1997 - 1999 Ivar, Gary Henderson and John Weidman + + + SH assembler code partly based on x86 assembler code + (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) + + + Specific ports 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. +*******************************************************************************/ + +#ifndef _PIXFORM_H_ +#define _PIXFORM_H_ + +#ifdef GFX_MULTI_FORMAT + +enum { RGB565, RGB555, BGR565, BGR555, GBR565, GBR555, RGB5551 }; + +#define BUILD_PIXEL(R,G,B) ((*GFX.BuildPixel) (R, G, B)) +#define BUILD_PIXEL2(R,G,B) ((*GFX.BuildPixel2) (R, G, B)) +#define DECOMPOSE_PIXEL(Pixel,R,G,B) ((*GFX.DecomposePixel) (Pixel, R,G,B)) + +extern uint32 RED_LOW_BIT_MASK; +extern uint32 GREEN_LOW_BIT_MASK; +extern uint32 BLUE_LOW_BIT_MASK; +extern uint32 RED_HI_BIT_MASK; +extern uint32 GREEN_HI_BIT_MASK; +extern uint32 BLUE_HI_BIT_MASK; +extern uint32 MAX_RED; +extern uint32 MAX_GREEN; +extern uint32 MAX_BLUE; +extern uint32 SPARE_RGB_BIT_MASK; +extern uint32 GREEN_HI_BIT; +extern uint32 RGB_LOW_BITS_MASK; +extern uint32 RGB_HI_BITS_MASK; +extern uint32 RGB_HI_BITS_MASKx2; +extern uint32 RGB_REMOVE_LOW_BITS_MASK; +extern uint32 FIRST_COLOR_MASK; +extern uint32 SECOND_COLOR_MASK; +extern uint32 THIRD_COLOR_MASK; +extern uint32 ALPHA_BITS_MASK; +extern uint32 FIRST_THIRD_COLOR_MASK; +extern uint32 TWO_LOW_BITS_MASK; +extern uint32 HIGH_BITS_SHIFTED_TWO_MASK; + +#endif + +/* RGB565 format */ +#define BUILD_PIXEL_RGB565(R,G,B) (((int) (R) << 11) | ((int) (G) << 6) | (int) (B)) +#define BUILD_PIXEL2_RGB565(R,G,B) (((int) (R) << 11) | ((int) (G) << 5) | (int) (B)) +#define DECOMPOSE_PIXEL_RGB565(PIX,R,G,B) {(R) = (PIX) >> 11; (G) = ((PIX) >> 6) & 0x1f; (B) = (PIX) & 0x1f; } +#define SPARE_RGB_BIT_MASK_RGB565 (1 << 5) + +#define MAX_RED_RGB565 31 +#define MAX_GREEN_RGB565 63 +#define MAX_BLUE_RGB565 31 +#define RED_LOW_BIT_MASK_RGB565 0x0800 +#define GREEN_LOW_BIT_MASK_RGB565 0x0020 +#define BLUE_LOW_BIT_MASK_RGB565 0x0001 +#define RED_HI_BIT_MASK_RGB565 0x8000 +#define GREEN_HI_BIT_MASK_RGB565 0x0400 +#define BLUE_HI_BIT_MASK_RGB565 0x0010 +#define FIRST_COLOR_MASK_RGB565 0xF800 +#define SECOND_COLOR_MASK_RGB565 0x07E0 +#define THIRD_COLOR_MASK_RGB565 0x001F +#define ALPHA_BITS_MASK_RGB565 0x0000 + +/* RGB555 format */ +#define BUILD_PIXEL_RGB555(R,G,B) (((int) (R) << 10) | ((int) (G) << 5) | (int) (B)) +#define BUILD_PIXEL2_RGB555(R,G,B) (((int) (R) << 10) | ((int) (G) << 5) | (int) (B)) +#define DECOMPOSE_PIXEL_RGB555(PIX,R,G,B) {(R) = (PIX) >> 10; (G) = ((PIX) >> 5) & 0x1f; (B) = (PIX) & 0x1f; } +#define SPARE_RGB_BIT_MASK_RGB555 (1 << 15) + +#define MAX_RED_RGB555 31 +#define MAX_GREEN_RGB555 31 +#define MAX_BLUE_RGB555 31 +#define RED_LOW_BIT_MASK_RGB555 0x0400 +#define GREEN_LOW_BIT_MASK_RGB555 0x0020 +#define BLUE_LOW_BIT_MASK_RGB555 0x0001 +#define RED_HI_BIT_MASK_RGB555 0x4000 +#define GREEN_HI_BIT_MASK_RGB555 0x0200 +#define BLUE_HI_BIT_MASK_RGB555 0x0010 +#define FIRST_COLOR_MASK_RGB555 0x7C00 +#define SECOND_COLOR_MASK_RGB555 0x03E0 +#define THIRD_COLOR_MASK_RGB555 0x001F +#define ALPHA_BITS_MASK_RGB555 0x0000 + +/* BGR565 format */ +#define BUILD_PIXEL_BGR565(R,G,B) (((int) (B) << 11) | ((int) (G) << 6) | (int) (R)) +#define BUILD_PIXEL2_BGR565(R,G,B) (((int) (B) << 11) | ((int) (G) << 5) | (int) (R)) +#define DECOMPOSE_PIXEL_BGR565(PIX,R,G,B) {(B) = (PIX) >> 11; (G) = ((PIX) >> 6) & 0x1f; (R) = (PIX) & 0x1f; } +#define SPARE_RGB_BIT_MASK_BGR565 (1 << 5) + +#define MAX_RED_BGR565 31 +#define MAX_GREEN_BGR565 63 +#define MAX_BLUE_BGR565 31 +#define RED_LOW_BIT_MASK_BGR565 0x0001 +#define GREEN_LOW_BIT_MASK_BGR565 0x0040 +#define BLUE_LOW_BIT_MASK_BGR565 0x0800 +#define RED_HI_BIT_MASK_BGR565 0x0010 +#define GREEN_HI_BIT_MASK_BGR565 0x0400 +#define BLUE_HI_BIT_MASK_BGR565 0x8000 +#define FIRST_COLOR_MASK_BGR565 0xF800 +#define SECOND_COLOR_MASK_BGR565 0x07E0 +#define THIRD_COLOR_MASK_BGR565 0x001F +#define ALPHA_BITS_MASK_BGR565 0x0000 + +/* BGR555 format */ +#define BUILD_PIXEL_BGR555(R,G,B) (((int) (B) << 10) | ((int) (G) << 5) | (int) (R)) +#define BUILD_PIXEL2_BGR555(R,G,B) (((int) (B) << 10) | ((int) (G) << 5) | (int) (R)) +#define DECOMPOSE_PIXEL_BGR555(PIX,R,G,B) {(B) = (PIX) >> 10; (G) = ((PIX) >> 5) & 0x1f; (R) = (PIX) & 0x1f; } +#define SPARE_RGB_BIT_MASK_BGR555 (1 << 15) + +#define MAX_RED_BGR555 31 +#define MAX_GREEN_BGR555 31 +#define MAX_BLUE_BGR555 31 +#define RED_LOW_BIT_MASK_BGR555 0x0001 +#define GREEN_LOW_BIT_MASK_BGR555 0x0020 +#define BLUE_LOW_BIT_MASK_BGR555 0x0400 +#define RED_HI_BIT_MASK_BGR555 0x0010 +#define GREEN_HI_BIT_MASK_BGR555 0x0200 +#define BLUE_HI_BIT_MASK_BGR555 0x4000 +#define FIRST_COLOR_MASK_BGR555 0x7C00 +#define SECOND_COLOR_MASK_BGR555 0x03E0 +#define THIRD_COLOR_MASK_BGR555 0x001F +#define ALPHA_BITS_MASK_BGR555 0x0000 + +/* GBR565 format */ +#define BUILD_PIXEL_GBR565(R,G,B) (((int) (G) << 11) | ((int) (B) << 6) | (int) (R)) +#define BUILD_PIXEL2_GBR565(R,G,B) (((int) (G) << 11) | ((int) (B) << 5) | (int) (R)) +#define DECOMPOSE_PIXEL_GBR565(PIX,R,G,B) {(G) = (PIX) >> 11; (B) = ((PIX) >> 6) & 0x1f; (R) = (PIX) & 0x1f; } +#define SPARE_RGB_BIT_MASK_GBR565 (1 << 5) + +#define MAX_RED_GBR565 31 +#define MAX_BLUE_GBR565 63 +#define MAX_GREEN_GBR565 31 +#define RED_LOW_BIT_MASK_GBR565 0x0001 +#define BLUE_LOW_BIT_MASK_GBR565 0x0040 +#define GREEN_LOW_BIT_MASK_GBR565 0x0800 +#define RED_HI_BIT_MASK_GBR565 0x0010 +#define BLUE_HI_BIT_MASK_GBR565 0x0400 +#define GREEN_HI_BIT_MASK_GBR565 0x8000 +#define FIRST_COLOR_MASK_GBR565 0xF800 +#define SECOND_COLOR_MASK_GBR565 0x07E0 +#define THIRD_COLOR_MASK_GBR565 0x001F +#define ALPHA_BITS_MASK_GBR565 0x0000 + +/* GBR555 format */ +#define BUILD_PIXEL_GBR555(R,G,B) (((int) (G) << 10) | ((int) (B) << 5) | (int) (R)) +#define BUILD_PIXEL2_GBR555(R,G,B) (((int) (G) << 10) | ((int) (B) << 5) | (int) (R)) +#define DECOMPOSE_PIXEL_GBR555(PIX,R,G,B) {(G) = (PIX) >> 10; (B) = ((PIX) >> 5) & 0x1f; (R) = (PIX) & 0x1f; } +#define SPARE_RGB_BIT_MASK_GBR555 (1 << 15) + +#define MAX_RED_GBR555 31 +#define MAX_BLUE_GBR555 31 +#define MAX_GREEN_GBR555 31 +#define RED_LOW_BIT_MASK_GBR555 0x0001 +#define BLUE_LOW_BIT_MASK_GBR555 0x0020 +#define GREEN_LOW_BIT_MASK_GBR555 0x0400 +#define RED_HI_BIT_MASK_GBR555 0x0010 +#define BLUE_HI_BIT_MASK_GBR555 0x0200 +#define GREEN_HI_BIT_MASK_GBR555 0x4000 +#define FIRST_COLOR_MASK_GBR555 0x7C00 +#define SECOND_COLOR_MASK_GBR555 0x03E0 +#define THIRD_COLOR_MASK_GBR555 0x001F +#define ALPHA_BITS_MASK_GBR555 0x0000 + +/* RGB5551 format */ +#define BUILD_PIXEL_RGB5551(R,G,B) (((int) (R) << 11) | ((int) (G) << 6) | (int) ((B) << 1) | 1) +#define BUILD_PIXEL2_RGB5551(R,G,B) (((int) (R) << 11) | ((int) (G) << 6) | (int) ((B) << 1) | 1) +#define DECOMPOSE_PIXEL_RGB5551(PIX,R,G,B) {(R) = (PIX) >> 11; (G) = ((PIX) >> 6) & 0x1f; (B) = ((PIX) >> 1) & 0x1f; } +#define SPARE_RGB_BIT_MASK_RGB5551 (1) + +#define MAX_RED_RGB5551 31 +#define MAX_GREEN_RGB5551 31 +#define MAX_BLUE_RGB5551 31 +#define RED_LOW_BIT_MASK_RGB5551 0x0800 +#define GREEN_LOW_BIT_MASK_RGB5551 0x0040 +#define BLUE_LOW_BIT_MASK_RGB5551 0x0002 +#define RED_HI_BIT_MASK_RGB5551 0x8000 +#define GREEN_HI_BIT_MASK_RGB5551 0x0400 +#define BLUE_HI_BIT_MASK_RGB5551 0x0020 +#define FIRST_COLOR_MASK_RGB5551 0xf800 +#define SECOND_COLOR_MASK_RGB5551 0x07c0 +#define THIRD_COLOR_MASK_RGB5551 0x003e +#define ALPHA_BITS_MASK_RGB5551 0x0001 + +#ifndef GFX_MULTI_FORMAT +#define CONCAT(X,Y) X##Y + +/* C pre-processor needs a two stage macro define to enable it to concat + * to macro names together to form the name of another macro. */ +#define BUILD_PIXEL_D(F,R,G,B) CONCAT(BUILD_PIXEL_,F) (R,G,B) +#define BUILD_PIXEL2_D(F,R,G,B) CONCAT(BUILD_PIXEL2_,F) (R,G,B) +#define DECOMPOSE_PIXEL_D(F,PIX,R,G,B) CONCAT(DECOMPOSE_PIXEL_,F) (PIX,R,G,B) + +#define BUILD_PIXEL(R,G,B) BUILD_PIXEL_D(PIXEL_FORMAT,R,G,B) +#define BUILD_PIXEL2(R,G,B) BUILD_PIXEL2_D(PIXEL_FORMAT,R,G,B) +#define DECOMPOSE_PIXEL(PIX,R,G,B) DECOMPOSE_PIXEL_D(PIXEL_FORMAT,PIX,R,G,B) + +#define MAX_RED_D(F) CONCAT(MAX_RED_,F) +#define MAX_BLUE_D(F) CONCAT(MAX_BLUE_,F) +#define MAX_GREEN_D(F) CONCAT(MAX_GREEN_,F) +#define RED_LOW_BIT_MASK_D(F) CONCAT(RED_LOW_BIT_MASK_,F) +#define BLUE_LOW_BIT_MASK_D(F) CONCAT(BLUE_LOW_BIT_MASK_,F) +#define GREEN_LOW_BIT_MASK_D(F) CONCAT(GREEN_LOW_BIT_MASK_,F) +#define RED_HI_BIT_MASK_D(F) CONCAT(RED_HI_BIT_MASK_,F) +#define BLUE_HI_BIT_MASK_D(F) CONCAT(BLUE_HI_BIT_MASK_,F) +#define GREEN_HI_BIT_MASK_D(F) CONCAT(GREEN_HI_BIT_MASK_,F) +#define FIRST_COLOR_MASK_D(F) CONCAT(FIRST_COLOR_MASK_,F) +#define SECOND_COLOR_MASK_D(F) CONCAT(SECOND_COLOR_MASK_,F) +#define THIRD_COLOR_MASK_D(F) CONCAT(THIRD_COLOR_MASK_,F) +#define ALPHA_BITS_MASK_D(F) CONCAT(ALPHA_BITS_MASK_,F) + +#define MAX_RED MAX_RED_D(PIXEL_FORMAT) +#define MAX_BLUE MAX_BLUE_D(PIXEL_FORMAT) +#define MAX_GREEN MAX_GREEN_D(PIXEL_FORMAT) +#define RED_LOW_BIT_MASK RED_LOW_BIT_MASK_D(PIXEL_FORMAT) +#define BLUE_LOW_BIT_MASK BLUE_LOW_BIT_MASK_D(PIXEL_FORMAT) +#define GREEN_LOW_BIT_MASK GREEN_LOW_BIT_MASK_D(PIXEL_FORMAT) +#define RED_HI_BIT_MASK RED_HI_BIT_MASK_D(PIXEL_FORMAT) +#define BLUE_HI_BIT_MASK BLUE_HI_BIT_MASK_D(PIXEL_FORMAT) +#define GREEN_HI_BIT_MASK GREEN_HI_BIT_MASK_D(PIXEL_FORMAT) +#define FIRST_COLOR_MASK FIRST_COLOR_MASK_D(PIXEL_FORMAT) +#define SECOND_COLOR_MASK SECOND_COLOR_MASK_D(PIXEL_FORMAT) +#define THIRD_COLOR_MASK THIRD_COLOR_MASK_D(PIXEL_FORMAT) +#define ALPHA_BITS_MASK ALPHA_BITS_MASK_D(PIXEL_FORMAT) + +#define GREEN_HI_BIT ((MAX_GREEN + 1) >> 1) +#define RGB_LOW_BITS_MASK (RED_LOW_BIT_MASK | GREEN_LOW_BIT_MASK | \ + BLUE_LOW_BIT_MASK) +#define RGB_HI_BITS_MASK (RED_HI_BIT_MASK | GREEN_HI_BIT_MASK | \ + BLUE_HI_BIT_MASK) +#define RGB_HI_BITS_MASKx2 ((RED_HI_BIT_MASK | GREEN_HI_BIT_MASK | \ + BLUE_HI_BIT_MASK) << 1) +#define RGB_REMOVE_LOW_BITS_MASK (~RGB_LOW_BITS_MASK) +#define FIRST_THIRD_COLOR_MASK (FIRST_COLOR_MASK | THIRD_COLOR_MASK) +#define TWO_LOW_BITS_MASK (RGB_LOW_BITS_MASK | (RGB_LOW_BITS_MASK << 1)) +#define HIGH_BITS_SHIFTED_TWO_MASK (( (FIRST_COLOR_MASK | SECOND_COLOR_MASK | THIRD_COLOR_MASK) & \ + ~TWO_LOW_BITS_MASK ) >> 2) +#endif + +#endif + -- cgit v1.2.3