diff options
| author | Karl Schultz <kschultz@freedesktop.org> | 2005-05-24 21:12:43 +0000 |
|---|---|---|
| committer | Karl Schultz <kschultz@freedesktop.org> | 2005-05-24 21:12:43 +0000 |
| commit | 45ab8cb08aaf641a397c1a30ac19f0942498430b (patch) | |
| tree | 0cdf31ef792e82336c68da9a0375d9e8e5cb5798 | |
| parent | b31b1f44f15f385f61e4cd42c10bb967cd2e5b91 (diff) | |
Major code cleanup and begin using new render buffer interface.
| -rw-r--r-- | src/mesa/drivers/windows/gdi/colors.h | 536 | ||||
| -rw-r--r-- | src/mesa/drivers/windows/gdi/mesa.def | 21 | ||||
| -rw-r--r-- | src/mesa/drivers/windows/gdi/wgl.c | 1001 | ||||
| -rw-r--r-- | src/mesa/drivers/windows/gdi/wmesa.c | 4047 | ||||
| -rw-r--r-- | src/mesa/drivers/windows/gdi/wmesadef.h | 179 |
5 files changed, 1500 insertions, 4284 deletions
diff --git a/src/mesa/drivers/windows/gdi/colors.h b/src/mesa/drivers/windows/gdi/colors.h index 5ee66e829d..03e512c1fa 100644 --- a/src/mesa/drivers/windows/gdi/colors.h +++ b/src/mesa/drivers/windows/gdi/colors.h @@ -1,110 +1,3 @@ -/* File name : colors.h - * Version : 2.3 - * - * Header file for display driver for Mesa 2.3 under - * Windows95 and WindowsNT - * This file defines macros and global variables needed - * for converting color format - * - * Copyright (C) 1996- Li Wei - * Address : Institute of Artificial Intelligence - * : & Robotics - * : Xi'an Jiaotong University - * Email : liwei@aiar.xjtu.edu.cn - * Web page : http://sun.aiar.xjtu.edu.cn - * - * This file and its associations are partially based on the - * Windows NT driver for Mesa, written by Mark Leaming - * (mark@rsinc.com). - */ - -/* $Log: ddcolors.h 1997/6/14 by Li Wei(liwei@aiar.xjtu.edu.cn) - * Macros for pixel format defined - */ - -/* - * $Log: colors.h,v $ - * Revision 1.2 2004/08/25 15:59:48 brianp - * Silence gcc 3.4 warnings on ReactOS. Mostly unused var warnings. (patch 1015696) - * - * Revision 1.1 2003/07/24 03:47:46 kschultz - * Source code for GDI driver. - * - * Revision 1.3 2002/01/15 18:14:34 kschultz - * Fixed pixel color component problem and clear code for 24-bit Windows - * devices. (Jeff Lewis) - * - * Revision 1.2 2002/01/15 18:11:36 kschultz - * Remove trailing CR's. No logical changes. - * - * Revision 1.1.1.1 1999/08/19 00:55:42 jtg - * Imported sources - * - * Revision 1.2 1999/01/03 03:08:57 brianp - * Ted Jump's changes - * - * Revision 1.1 1999/01/03 03:08:12 brianp - * Initial revision - * - * Revision 2.0.2 1997/4/30 15:58:00 CST by Li Wei(liwei@aiar.xjtu.edu.cn) - * Add LUTs need for dithering - */ - -/* - * $Log: colors.h,v $ - * Revision 1.2 2004/08/25 15:59:48 brianp - * Silence gcc 3.4 warnings on ReactOS. Mostly unused var warnings. (patch 1015696) - * - * Revision 1.1 2003/07/24 03:47:46 kschultz - * Source code for GDI driver. - * - * Revision 1.3 2002/01/15 18:14:34 kschultz - * Fixed pixel color component problem and clear code for 24-bit Windows - * devices. (Jeff Lewis) - * - * Revision 1.2 2002/01/15 18:11:36 kschultz - * Remove trailing CR's. No logical changes. - * - * Revision 1.1.1.1 1999/08/19 00:55:42 jtg - * Imported sources - * - * Revision 1.2 1999/01/03 03:08:57 brianp - * Ted Jump's changes - * - * Revision 1.1 1999/01/03 03:08:12 brianp - * Initial revision - * - * Revision 2.0.1 1997/4/29 15:52:00 CST by Li Wei(liwei@aiar.xjtu.edu.cn) - * Add BGR8 Macro - */ - -/* - * $Log: colors.h,v $ - * Revision 1.2 2004/08/25 15:59:48 brianp - * Silence gcc 3.4 warnings on ReactOS. Mostly unused var warnings. (patch 1015696) - * - * Revision 1.1 2003/07/24 03:47:46 kschultz - * Source code for GDI driver. - * - * Revision 1.3 2002/01/15 18:14:34 kschultz - * Fixed pixel color component problem and clear code for 24-bit Windows - * devices. (Jeff Lewis) - * - * Revision 1.2 2002/01/15 18:11:36 kschultz - * Remove trailing CR's. No logical changes. - * - * Revision 1.1.1.1 1999/08/19 00:55:42 jtg - * Imported sources - * - * Revision 1.2 1999/01/03 03:08:57 brianp - * Ted Jump's changes - * - * Revision 1.1 1999/01/03 03:08:12 brianp - * Initial revision - * - * Revision 2.0 1996/11/15 10:55:00 CST by Li Wei(liwei@aiar.xjtu.edu.cn) - * Initial revision - */ /* Values for wmesa->pixelformat: */ #define PF_8A8B8G8R 3 /* 32-bit TrueColor: 8-A, 8-B, 8-G, 8-R */ @@ -114,426 +7,23 @@ #define PF_LOOKUP 7 /* Undithered RGB using a lookup table */ #define PF_GRAYSCALE 10 /* Grayscale or StaticGray */ #define PF_BADFORMAT 11 -#define PF_INDEX8 12 - -char ColorMap16[] = { -0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, -0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01, -0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, -0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03, -0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04, -0x05,0x05,0x05,0x05,0x05,0x05,0x05,0x05, -0x06,0x06,0x06,0x06,0x06,0x06,0x06,0x06, -0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07, -0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08, -0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09, -0x0A,0x0A,0x0A,0x0A,0x0A,0x0A,0x0A,0x0A, -0x0B,0x0B,0x0B,0x0B,0x0B,0x0B,0x0B,0x0B, -0x0C,0x0C,0x0C,0x0C,0x0C,0x0C,0x0C,0x0C, -0x0D,0x0D,0x0D,0x0D,0x0D,0x0D,0x0D,0x0D, -0x0E,0x0E,0x0E,0x0E,0x0E,0x0E,0x0E,0x0E, -0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F, -0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10, -0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11, -0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12, -0x13,0x13,0x13,0x13,0x13,0x13,0x13,0x13, -0x14,0x14,0x14,0x14,0x14,0x14,0x14,0x14, -0x15,0x15,0x15,0x15,0x15,0x15,0x15,0x15, -0x16,0x16,0x16,0x16,0x16,0x16,0x16,0x16, -0x17,0x17,0x17,0x17,0x17,0x17,0x17,0x17, -0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18, -0x19,0x19,0x19,0x19,0x19,0x19,0x19,0x19, -0x1A,0x1A,0x1A,0x1A,0x1A,0x1A,0x1A,0x1A, -0x1B,0x1B,0x1B,0x1B,0x1B,0x1B,0x1B,0x1B, -0x1C,0x1C,0x1C,0x1C,0x1C,0x1C,0x1C,0x1C, -0x1D,0x1D,0x1D,0x1D,0x1D,0x1D,0x1D,0x1D, -0x1E,0x1E,0x1E,0x1E,0x1E,0x1E,0x1E,0x1E, -0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F}; - -#define BGR8(r,g,b) (unsigned)(((BYTE)((b & 0xc0) | ((g & 0xe0)>>2) | ((r & 0xe0)>>5)))) -#ifdef DDRAW -#define BGR16(r,g,b) ((WORD)(((BYTE)(ColorMap16[b]) | ((BYTE)(g&0xfc) << 3)) | (((WORD)(BYTE)(ColorMap16[r])) << 11))) -#else -#define BGR16(r,g,b) ((WORD)(((BYTE)(ColorMap16[b]) | ((BYTE)(ColorMap16[g]) << 5)) | (((WORD)(BYTE)(ColorMap16[r])) << 10))) -#endif -#define BGR24(r,g,b) (unsigned long)((DWORD)(((BYTE)(b)|((WORD)((BYTE)(g))<<8))|(((DWORD)(BYTE)(r))<<16))) - -#define BGR32(r,g,b) (unsigned long)((DWORD)(((BYTE)(b)|((WORD)((BYTE)(g))<<8))|(((DWORD)(BYTE)(r))<<16))) - - - -/* - * If pixelformat==PF_8A8B8G8R: - */ -#define PACK_8A8B8G8R( R, G, B, A ) \ - ( ((A) << 24) | ((B) << 16) | ((G) << 8) | (R) ) - - -/* - * If pixelformat==PF_8R8G8B: - */ -#define PACK_8R8G8B( R, G, B) ( ((R) << 16) | ((G) << 8) | (B) ) - - -/* - * If pixelformat==PF_5R6G5B: - */ - - -#ifdef DDRAW -#define PACK_5R6G5B( R, G, B) ((WORD)(((BYTE)(ColorMap16[B]) | ((BYTE)(G&0xfc) << 3)) | (((WORD)(BYTE)(ColorMap16[R])) << 11))) -#else -#define PACK_5R6G5B( R, G, B) ((WORD)(((BYTE)(ColorMap16[B]) | ((BYTE)(ColorMap16[G]) << 5)) | (((WORD)(BYTE)(ColorMap16[R])) << 10))) -#endif -/*---------------------------------------------------------------------------- - -Division lookup tables. These tables compute 0-255 divided by 51 and -modulo 51. These tables could approximate gamma correction. - -*/ - -char unsigned const aDividedBy51Rounded[256] = -{ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, - 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, - 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, - 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, - 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, -}; - -char unsigned const aDividedBy51[256] = -{ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, - 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, - 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, - 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, - 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, -}; - -char unsigned const aModulo51[256] = -{ - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, - 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, - 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 0, 1, 2, 3, 4, 5, 6, - 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, - 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, - 44, 45, 46, 47, 48, 49, 50, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, - 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, - 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, - 49, 50, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, - 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, - 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 0, 1, 2, 3, - 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, - 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, - 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 0, -}; - -/*---------------------------------------------------------------------------- - -Multiplication LUTs. These compute 0-5 times 6 and 36. - -*/ - -char unsigned const aTimes6[6] = -{ - 0, 6, 12, 18, 24, 30 -}; - -char unsigned const aTimes36[6] = -{ - 0, 36, 72, 108, 144, 180 -}; - - -/*---------------------------------------------------------------------------- - -Dither matrices for 8 bit to 2.6 bit halftones. - -*/ +#define PF_INDEX8 12 -char unsigned const aHalftone16x16[256] = -{ - 0, 44, 9, 41, 3, 46, 12, 43, 1, 44, 10, 41, 3, 46, 12, 43, - 34, 16, 25, 19, 37, 18, 28, 21, 35, 16, 26, 19, 37, 18, 28, 21, - 38, 6, 47, 3, 40, 9, 50, 6, 38, 7, 47, 4, 40, 9, 49, 6, - 22, 28, 13, 31, 25, 31, 15, 34, 22, 29, 13, 32, 24, 31, 15, 34, - 2, 46, 12, 43, 1, 45, 10, 42, 2, 45, 11, 42, 1, 45, 11, 42, - 37, 18, 27, 21, 35, 17, 26, 20, 36, 17, 27, 20, 36, 17, 26, 20, - 40, 8, 49, 5, 38, 7, 48, 4, 39, 8, 48, 5, 39, 7, 48, 4, - 24, 30, 15, 33, 23, 29, 13, 32, 23, 30, 14, 33, 23, 29, 14, 32, - 2, 46, 12, 43, 0, 44, 10, 41, 3, 47, 12, 44, 0, 44, 10, 41, - 37, 18, 27, 21, 35, 16, 25, 19, 37, 19, 28, 22, 35, 16, 25, 19, - 40, 9, 49, 5, 38, 7, 47, 4, 40, 9, 50, 6, 38, 6, 47, 3, - 24, 30, 15, 34, 22, 29, 13, 32, 25, 31, 15, 34, 22, 28, 13, 31, - 1, 45, 11, 42, 2, 46, 11, 42, 1, 45, 10, 41, 2, 46, 11, 43, - 36, 17, 26, 20, 36, 17, 27, 21, 35, 16, 26, 20, 36, 18, 27, 21, - 39, 8, 48, 4, 39, 8, 49, 5, 38, 7, 48, 4, 39, 8, 49, 5, - 23, 29, 14, 33, 24, 30, 14, 33, 23, 29, 13, 32, 24, 30, 14, 33, -}; -char unsigned const aHalftone8x8[64] = -{ - 0, 38, 9, 47, 2, 40, 11, 50, - 25, 12, 35, 22, 27, 15, 37, 24, - 6, 44, 3, 41, 8, 47, 5, 43, - 31, 19, 28, 15, 34, 21, 31, 18, - 1, 39, 11, 49, 0, 39, 10, 48, - 27, 14, 36, 23, 26, 13, 35, 23, - 7, 46, 4, 43, 7, 45, 3, 42, - 33, 20, 30, 17, 32, 19, 29, 16, -}; +#define BGR8(r,g,b) (unsigned)(((BYTE)((b & 0xc0) | ((g & 0xe0)>>2) | \ + ((r & 0xe0)>>5)))) -char unsigned const aHalftone4x4_1[16] = -{ - 0, 25, 6, 31, - 38, 12, 44, 19, - 9, 35, 3, 28, - 47, 22, 41, 15 -}; +/* Windows uses 5,5,5 for 16-bit */ +#define BGR16(r,g,b) ( (((unsigned short)b ) >> 3) | \ + (((unsigned short)g & 0xf8) << 2) | \ + (((unsigned short)r & 0xf8) << 7) ) -char unsigned const aHalftone4x4_2[16] = -{ - 41, 3, 9, 28, - 35, 15, 22, 47, - 6, 25, 38, 0, - 19, 44, 31, 12 -}; +#define BGR24(r,g,b) (unsigned long)((DWORD)(((BYTE)(b)| \ + ((WORD)((BYTE)(g))<<8))| \ + (((DWORD)(BYTE)(r))<<16))) -/*************************************************************************** - aWinGHalftoneTranslation +#define BGR32(r,g,b) (unsigned long)((DWORD)(((BYTE)(b)| \ + ((WORD)((BYTE)(g))<<8))| \ + (((DWORD)(BYTE)(r))<<16))) - Translates a 2.6 bit-per-pixel halftoned representation into the - slightly rearranged WinG Halftone Palette. -*/ -char unsigned const aWinGHalftoneTranslation[216] = -{ - 0, - 29, - 30, - 31, - 32, - 249, - 33, - 34, - 35, - 36, - 37, - 38, - 39, - 40, - 41, - 42, - 43, - 44, - 45, - 46, - 47, - 48, - 49, - 50, - 51, - 52, - 53, - 54, - 55, - 56, - 250, - 250, - 57, - 58, - 59, - 251, - 60, - 61, - 62, - 63, - 64, - 65, - 66, - 67, - 68, - 69, - 70, - 71, - 72, - 73, - 74, - 75, - 76, - 77, - 78, - 79, - 80, - 81, - 82, - 83, - 84, - 85, - 86, - 87, - 88, - 89, - 250, - 90, - 91, - 92, - 93, - 94, - 95, - 96, - 97, - 98, - 99, - 100, - 101, - 102, - 103, - 104, - 105, - 106, - 107, - 108, - 109, - 110, - 111, - 227, - 112, - 113, - 114, - 115, - 116, - 117, - 118, - 119, - 151, - 120, - 121, - 122, - 123, - 124, - 228, - 125, - 126, - 229, - 133, - 162, - 135, - 131, - 132, - 137, - 166, - 134, - 140, - 130, - 136, - 143, - 138, - 139, - 174, - 141, - 142, - 177, - 129, - 144, - 145, - 146, - 147, - 148, - 149, - 150, - 157, - 152, - 153, - 154, - 155, - 156, - 192, - 158, - 159, - 160, - 161, - 196, - 163, - 164, - 165, - 127, - 199, - 167, - 168, - 169, - 170, - 171, - 172, - 173, - 207, - 175, - 176, - 210, - 178, - 179, - 180, - 181, - 182, - 183, - 184, - 185, - 186, - 187, - 188, - 189, - 190, - 191, - 224, - 193, - 194, - 195, - 252, - 252, - 197, - 198, - 128, - 253, - 252, - 200, - 201, - 202, - 203, - 204, - 205, - 206, - 230, - 208, - 209, - 231, - 211, - 212, - 213, - 214, - 215, - 216, - 217, - 218, - 219, - 220, - 221, - 222, - 254, - 223, - 232, - 225, - 226, - 255, -}; diff --git a/src/mesa/drivers/windows/gdi/mesa.def b/src/mesa/drivers/windows/gdi/mesa.def index a393149b0a..7b67c5ccb9 100644 --- a/src/mesa/drivers/windows/gdi/mesa.def +++ b/src/mesa/drivers/windows/gdi/mesa.def @@ -976,9 +976,13 @@ EXPORTS _ac_InvalidateState _glapi_get_context _glapi_get_proc_address + _mesa_add_soft_renderbuffers + _mesa_add_renderbuffer _mesa_buffer_data + _mesa_buffer_get_subdata _mesa_buffer_map _mesa_buffer_subdata + _mesa_buffer_unmap _mesa_bzero _mesa_calloc _mesa_choose_tex_format @@ -986,6 +990,7 @@ EXPORTS _mesa_create_framebuffer _mesa_create_visual _mesa_delete_buffer_object + _mesa_delete_program _mesa_delete_texture_object _mesa_destroy_framebuffer _mesa_destroy_visual @@ -994,19 +999,31 @@ EXPORTS _mesa_enable_1_5_extensions _mesa_enable_sw_extensions _mesa_error + _mesa_framebuffer_renderbuffer _mesa_free _mesa_free_context_data + _mesa_free_texture_image_data + _mesa_get_compressed_teximage _mesa_get_current_context + _mesa_get_teximage _mesa_init_default_imports _mesa_init_driver_functions + _mesa_init_renderbuffer _mesa_initialize_context _mesa_make_current _mesa_memcpy _mesa_memset _mesa_new_buffer_object + _mesa_new_framebuffer + _mesa_new_program + _mesa_new_soft_renderbuffer + _mesa_new_texture_image _mesa_new_texture_object _mesa_problem + _mesa_renderbuffer_texture _mesa_ResizeBuffersMESA + _mesa_resize_framebuffer +; _mesa_resize_renderbuffer _mesa_store_compressed_teximage1d _mesa_store_compressed_teximage2d _mesa_store_compressed_teximage3d @@ -1023,7 +1040,7 @@ EXPORTS _mesa_test_proxy_teximage _mesa_Viewport _swrast_Accum - _swrast_alloc_buffers +; _swrast_alloc_buffers _swrast_Bitmap _swrast_CopyPixels _swrast_DrawBuffer @@ -1045,7 +1062,7 @@ EXPORTS _swrast_DestroyContext _swrast_InvalidateState _swrast_ReadPixels - _swrast_zbuffer_address +; _swrast_zbuffer_address _swsetup_Wakeup _swsetup_CreateContext _swsetup_DestroyContext diff --git a/src/mesa/drivers/windows/gdi/wgl.c b/src/mesa/drivers/windows/gdi/wgl.c index 920929c42e..7f7937c77d 100644 --- a/src/mesa/drivers/windows/gdi/wgl.c +++ b/src/mesa/drivers/windows/gdi/wgl.c @@ -1,96 +1,143 @@ -/* $Id: wgl.c,v 1.6 2004/08/30 08:37:57 dborca Exp $ */ +/* $Id: wgl.c,v 1.7 2005/05/24 21:12:43 kschultz Exp $ */ /* -* This library is free software; you can redistribute it and/or -* modify it under the terms of the GNU Library General Public -* License as published by the Free Software Foundation; either -* version 2 of the License, or (at your option) any later version. -* -* This library is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -* Library General Public License for more details. -* -* You should have received a copy of the GNU Library General Public -* License along with this library; if not, write to the Free -* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -* -*/ + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ /* -* File name : wgl.c -* WGL stuff. Added by Oleg Letsinsky, ajl@ultersys.ru -* Some things originated from the 3Dfx WGL functions -*/ + * File name : wgl.c + * WGL stuff. Added by Oleg Letsinsky, ajl@ultersys.ru + * Some things originated from the 3Dfx WGL functions + */ -#ifdef WIN32 +/* + * This file contains the implementation of the wgl* functions for + * Mesa on Windows. Since these functions are provided by Windows in + * GDI/OpenGL, we must supply our versions that work with Mesa here. + */ -#ifdef __cplusplus -extern "C" { -#endif +/* We're essentially building part of GDI here, so define this so that + * we get the right export linkage. */ +#define _GDI32_ #include <windows.h> -#define GL_GLEXT_PROTOTYPES -#include <GL/gl.h> -#include <GL/glext.h> -//#include <GL/glu.h> - -#ifdef __cplusplus -} -#endif -#include <stdio.h> -#include <tchar.h> -#include "wmesadef.h" -#include "GL/wmesa.h" -#include "mtypes.h" -#include "glapi.h" +#include "wmesadef.h" /* headers for Mesa Windows driver source code */ +#include "GL/wmesa.h" /* protos for wmesa* functions */ -#define MAX_MESA_ATTRS 20 +/* + * Pixel Format Descriptors + */ +/* Extend the PFD to include DB flag */ struct __pixelformat__ { - PIXELFORMATDESCRIPTOR pfd; + PIXELFORMATDESCRIPTOR pfd; GLboolean doubleBuffered; }; -struct __pixelformat__ pix[] = +/* These are the PFD's supported by this driver. */ +struct __pixelformat__ pfd[] = { +#if 0 /* Double Buffer, alpha */ - { { sizeof(PIXELFORMATDESCRIPTOR), 1, - PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_GENERIC_FORMAT|PFD_DOUBLEBUFFER|PFD_SWAP_COPY, - PFD_TYPE_RGBA, - 24, 8, 0, 8, 8, 8, 16, 8, 24, - 0, 0, 0, 0, 0, 16, 8, 0, 0, 0, 0, 0, 0 }, + { + { + sizeof(PIXELFORMATDESCRIPTOR), 1, + PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL| + PFD_GENERIC_FORMAT|PFD_DOUBLEBUFFER|PFD_SWAP_COPY, + PFD_TYPE_RGBA, + 24, + 8, 0, + 8, 8, + 8, 16, + 8, 24, + 0, 0, 0, 0, 0, + 16, 8, + 0, 0, 0, + 0, 0, 0 + }, GL_TRUE }, /* Single Buffer, alpha */ - { { sizeof(PIXELFORMATDESCRIPTOR), 1, - PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_GENERIC_FORMAT, - PFD_TYPE_RGBA, - 24, 8, 0, 8, 8, 8, 16, 8, 24, - 0, 0, 0, 0, 0, 16, 8, 0, 0, 0, 0, 0, 0 }, + { + { + sizeof(PIXELFORMATDESCRIPTOR), 1, + PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL| + PFD_GENERIC_FORMAT, + PFD_TYPE_RGBA, + 24, + 8, 0, + 8, 8, + 8, 16, + 8, 24, + 0, 0, 0, 0, 0, + 16, 8, + 0, 0, 0, + 0, 0, 0 + }, GL_FALSE }, +#endif /* Double Buffer, no alpha */ - { { sizeof(PIXELFORMATDESCRIPTOR), 1, - PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_GENERIC_FORMAT|PFD_DOUBLEBUFFER|PFD_SWAP_COPY, - PFD_TYPE_RGBA, - 24, 8, 0, 8, 8, 8, 16, 0, 0, - 0, 0, 0, 0, 0, 16, 8, 0, 0, 0, 0, 0, 0 }, + { + { + sizeof(PIXELFORMATDESCRIPTOR), 1, + PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL| + PFD_GENERIC_FORMAT|PFD_DOUBLEBUFFER|PFD_SWAP_COPY, + PFD_TYPE_RGBA, + 24, + 8, 0, + 8, 8, + 8, 16, + 0, 0, + 0, 0, 0, 0, 0, + 16, 8, + 0, 0, 0, + 0, 0, 0 + }, GL_TRUE }, /* Single Buffer, no alpha */ - { { sizeof(PIXELFORMATDESCRIPTOR), 1, - PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_GENERIC_FORMAT, - PFD_TYPE_RGBA, - 24, 8, 0, 8, 8, 8, 16, 0, 0, - 0, 0, 0, 0, 0, 16, 8, 0, 0, 0, 0, 0, 0 }, + { + { + sizeof(PIXELFORMATDESCRIPTOR), 1, + PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL| + PFD_GENERIC_FORMAT, + PFD_TYPE_RGBA, + 24, + 8, 0, + 8, 8, + 8, 16, + 0, 0, + 0, 0, 0, 0, 0, + 16, 8, + 0, 0, 0, + 0, 0, 0 + }, GL_FALSE }, }; -int qt_pix = sizeof(pix) / sizeof(pix[0]); +int npfd = sizeof(pfd) / sizeof(pfd[0]); + + +/* + * Contexts + */ typedef struct { WMesaContext ctx; @@ -105,36 +152,27 @@ static unsigned ctx_count = 0; static int ctx_current = -1; static unsigned curPFD = 0; -WGLAPI BOOL GLAPIENTRY wglCopyContext(HGLRC hglrcSrc,HGLRC hglrcDst,UINT mask) -{ - (void) hglrcSrc; (void) hglrcDst; (void) mask; - return(FALSE); -} - -WGLAPI HGLRC GLAPIENTRY wglCreateContext(HDC hdc) +WINGDIAPI HGLRC GLAPIENTRY wglCreateContext(HDC hdc) { - HWND hWnd; + HWND hWnd; int i = 0; - if(!(hWnd = WindowFromDC(hdc))) - { - SetLastError(0); - return(NULL); + if(!(hWnd = WindowFromDC(hdc))) { + SetLastError(0); + return(NULL); } - if (!ctx_count) - { - for(i=0;i<MESAWGL_CTX_MAX_COUNT;i++) - { - wgl_ctx[i].ctx = NULL; - wgl_ctx[i].hdc = NULL; - } + if (!ctx_count) { + for(i=0;i<MESAWGL_CTX_MAX_COUNT;i++) { + wgl_ctx[i].ctx = NULL; + wgl_ctx[i].hdc = NULL; + } } - for( i = 0; i < MESAWGL_CTX_MAX_COUNT; i++ ) - { - if ( wgl_ctx[i].ctx == NULL ) - { - wgl_ctx[i].ctx = WMesaCreateContext( hWnd, NULL, GL_TRUE, - pix[curPFD-1].doubleBuffered, - pix[curPFD-1].pfd.cAlphaBits ? GL_TRUE : GL_FALSE); + for( i = 0; i < MESAWGL_CTX_MAX_COUNT; i++ ) { + if ( wgl_ctx[i].ctx == NULL ) { + wgl_ctx[i].ctx = + WMesaCreateContext(hWnd, NULL, GL_TRUE, + pfd[curPFD-1].doubleBuffered, + pfd[curPFD-1].pfd.cAlphaBits ? + GL_TRUE : GL_FALSE); if (wgl_ctx[i].ctx == NULL) break; wgl_ctx[i].hdc = hdc; @@ -146,13 +184,11 @@ WGLAPI HGLRC GLAPIENTRY wglCreateContext(HDC hdc) return(NULL); } -WGLAPI BOOL GLAPIENTRY wglDeleteContext(HGLRC hglrc) +WINGDIAPI BOOL GLAPIENTRY wglDeleteContext(HGLRC hglrc) { int i; - for ( i = 0; i < MESAWGL_CTX_MAX_COUNT; i++ ) - { - if ( wgl_ctx[i].ctx == (PWMC) hglrc ) - { + for ( i = 0; i < MESAWGL_CTX_MAX_COUNT; i++ ) { + if ( wgl_ctx[i].ctx == (PWMC) hglrc ){ WMesaMakeCurrent((PWMC) hglrc); WMesaDestroyContext(); wgl_ctx[i].ctx = NULL; @@ -165,59 +201,171 @@ WGLAPI BOOL GLAPIENTRY wglDeleteContext(HGLRC hglrc) return(FALSE); } -WGLAPI HGLRC GLAPIENTRY wglCreateLayerContext(HDC hdc,int iLayerPlane) +WINGDIAPI HGLRC GLAPIENTRY wglGetCurrentContext(VOID) { - (void) hdc; (void) iLayerPlane; - SetLastError(0); - return(NULL); + if (ctx_current < 0) + return 0; + else + return (HGLRC) wgl_ctx[ctx_current].ctx; } -WGLAPI HGLRC GLAPIENTRY wglGetCurrentContext(VOID) +WINGDIAPI HDC GLAPIENTRY wglGetCurrentDC(VOID) { - if (ctx_current < 0) - return 0; - else - return (HGLRC) wgl_ctx[ctx_current].ctx; + if (ctx_current < 0) + return 0; + else + return wgl_ctx[ctx_current].hdc; } -WGLAPI HDC GLAPIENTRY wglGetCurrentDC(VOID) +WINGDIAPI BOOL GLAPIENTRY wglMakeCurrent(HDC hdc,HGLRC hglrc) { - if (ctx_current < 0) - return 0; - else - return wgl_ctx[ctx_current].hdc; + int i; + + if (!hdc || !hglrc) { + WMesaMakeCurrent(NULL); + ctx_current = -1; + return TRUE; + } + + for ( i = 0; i < MESAWGL_CTX_MAX_COUNT; i++ ) { + if ( wgl_ctx[i].ctx == (PWMC) hglrc ) { + wgl_ctx[i].hdc = hdc; + WMesaMakeCurrent( (WMesaContext) hglrc ); + ctx_current = i; + return TRUE; + } + } + return FALSE; } -WGLAPI BOOL GLAPIENTRY wglMakeCurrent(HDC hdc,HGLRC hglrc) + +WINGDIAPI int GLAPIENTRY wglChoosePixelFormat(HDC hdc, + CONST + PIXELFORMATDESCRIPTOR *ppfd) { - int i; + int i,best = -1,bestdelta = 0x7FFFFFFF,delta; + (void) hdc; + + if(ppfd->nSize != sizeof(PIXELFORMATDESCRIPTOR) || ppfd->nVersion != 1) + { + SetLastError(0); + return(0); + } + for(i = 0; i < npfd;i++) + { + delta = 0; + if( + (ppfd->dwFlags & PFD_DRAW_TO_WINDOW) && + !(pfd[i].pfd.dwFlags & PFD_DRAW_TO_WINDOW)) + continue; + if( + (ppfd->dwFlags & PFD_DRAW_TO_BITMAP) && + !(pfd[i].pfd.dwFlags & PFD_DRAW_TO_BITMAP)) + continue; + if( + (ppfd->dwFlags & PFD_SUPPORT_GDI) && + !(pfd[i].pfd.dwFlags & PFD_SUPPORT_GDI)) + continue; + if( + (ppfd->dwFlags & PFD_SUPPORT_OPENGL) && + !(pfd[i].pfd.dwFlags & PFD_SUPPORT_OPENGL)) + continue; + if( + !(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) && + ((ppfd->dwFlags & PFD_DOUBLEBUFFER) != + (pfd[i].pfd.dwFlags & PFD_DOUBLEBUFFER))) + continue; + if( + !(ppfd->dwFlags & PFD_STEREO_DONTCARE) && + ((ppfd->dwFlags & PFD_STEREO) != + (pfd[i].pfd.dwFlags & PFD_STEREO))) + continue; + if(ppfd->iPixelType != pfd[i].pfd.iPixelType) + delta++; + if(ppfd->cAlphaBits != pfd[i].pfd.cAlphaBits) + delta++; + if(delta < bestdelta) + { + best = i + 1; + bestdelta = delta; + if(bestdelta == 0) + break; + } + } + if(best == -1) + { + SetLastError(0); + return(0); + } + return(best); +} - /* new code suggested by Andy Sy */ - if (!hdc || !hglrc) { - WMesaMakeCurrent(NULL); - ctx_current = -1; - return TRUE; - } +WGLAPI int GLAPIENTRY wglDescribePixelFormat(HDC hdc, + int iPixelFormat, + UINT nBytes, + LPPIXELFORMATDESCRIPTOR ppfd) +{ + (void) hdc; + + if(ppfd == NULL) + return(npfd); + if(iPixelFormat < 1 || iPixelFormat > npfd || + nBytes != sizeof(PIXELFORMATDESCRIPTOR)) + { + SetLastError(0); + return(0); + } + *ppfd = pfd[iPixelFormat - 1].pfd; + return(npfd); +} - for ( i = 0; i < MESAWGL_CTX_MAX_COUNT; i++ ) - { - if ( wgl_ctx[i].ctx == (PWMC) hglrc ) - { - wgl_ctx[i].hdc = hdc; - WMesaMakeCurrent( (WMesaContext) hglrc ); - ctx_current = i; - return TRUE; - } +WINGDIAPI PROC GLAPIENTRY wglGetProcAddress(LPCSTR lpszProc) +{ + PROC p = (PROC) _glapi_get_proc_address((const char *) lpszProc); + if (p) + return p; + + SetLastError(0); + return(NULL); +} + +WINGDIAPI int GLAPIENTRY wglGetPixelFormat(HDC hdc) +{ + (void) hdc; + if(curPFD == 0) { + SetLastError(0); + return(0); } - return FALSE; + return(curPFD); } -WGLAPI BOOL GLAPIENTRY wglShareLists(HGLRC hglrc1,HGLRC hglrc2) +WINGDIAPI BOOL GLAPIENTRY wglSetPixelFormat(HDC hdc,int iPixelFormat, + PIXELFORMATDESCRIPTOR *ppfd) { - (void) hglrc1; (void) hglrc2; + (void) hdc; + + if(iPixelFormat < 1 || iPixelFormat > npfd || + ppfd->nSize != sizeof(PIXELFORMATDESCRIPTOR)) { + SetLastError(0); + return(FALSE); + } + curPFD = iPixelFormat; return(TRUE); } +WINGDIAPI BOOL GLAPIENTRY wglSwapBuffers(HDC hdc) +{ + (void) hdc; + if (ctx_current < 0) + return FALSE; + + if(wgl_ctx[ctx_current].ctx == NULL) { + SetLastError(0); + return(FALSE); + } + WMesaSwapBuffers(); + return(TRUE); +} static FIXED FixedFromDouble(double d) { @@ -236,209 +384,238 @@ static BOOL wglUseFontBitmaps_FX(HDC fontDevice, DWORD firstChar, DWORD numChars, DWORD listBase) { #define VERIFY(a) a - - TEXTMETRIC metric; - BITMAPINFO *dibInfo; - HDC bitDevice; - COLORREF tempColor; - int i; - - VERIFY(GetTextMetrics(fontDevice, &metric)); - - dibInfo = (BITMAPINFO *) calloc(sizeof(BITMAPINFO) + sizeof(RGBQUAD), 1); - dibInfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); - dibInfo->bmiHeader.biPlanes = 1; - dibInfo->bmiHeader.biBitCount = 1; - dibInfo->bmiHeader.biCompression = BI_RGB; - - bitDevice = CreateCompatibleDC(fontDevice); - // HDC bitDevice = CreateDC("DISPLAY", NULL, NULL, NULL); - // VERIFY(bitDevice); - - // Swap fore and back colors so the bitmap has the right polarity - tempColor = GetBkColor(bitDevice); - SetBkColor(bitDevice, GetTextColor(bitDevice)); - SetTextColor(bitDevice, tempColor); - - // Place chars based on base line - VERIFY(SetTextAlign(bitDevice, TA_BASELINE) != GDI_ERROR ? 1 : 0); - - for(i = 0; i < (int)numChars; i++) { - SIZE size; - char curChar; - int charWidth,charHeight,bmapWidth,bmapHeight,numBytes,res; - HBITMAP bitObject; - HGDIOBJ origBmap; - unsigned char *bmap; - - curChar = i + firstChar; - - // Find how high/wide this character is - VERIFY(GetTextExtentPoint32(bitDevice, &curChar, 1, &size)); - - // Create the output bitmap - charWidth = size.cx; - charHeight = size.cy; - bmapWidth = ((charWidth + 31) / 32) * 32; // Round up to the next multiple of 32 bits - bmapHeight = charHeight; - bitObject = CreateCompatibleBitmap(bitDevice, - bmapWidth, - bmapHeight); - //VERIFY(bitObject); - - // Assign the output bitmap to the device - origBmap = SelectObject(bitDevice, bitObject); - (void) VERIFY(origBmap); - - VERIFY( PatBlt( bitDevice, 0, 0, bmapWidth, bmapHeight,BLACKNESS ) ); - - // Use our source font on the device - VERIFY(SelectObject(bitDevice, GetCurrentObject(fontDevice,OBJ_FONT))); - - // Draw the character - VERIFY(TextOut(bitDevice, 0, metric.tmAscent, &curChar, 1)); - - // Unselect our bmap object - VERIFY(SelectObject(bitDevice, origBmap)); - - // Convert the display dependant representation to a 1 bit deep DIB - numBytes = (bmapWidth * bmapHeight) / 8; - bmap = malloc(numBytes); - dibInfo->bmiHeader.biWidth = bmapWidth; - dibInfo->bmiHeader.biHeight = bmapHeight; - res = GetDIBits(bitDevice, bitObject, 0, bmapHeight, bmap, - dibInfo, - DIB_RGB_COLORS); - //VERIFY(res); - - // Create the GL object - glNewList(i + listBase, GL_COMPILE); - glBitmap(bmapWidth, bmapHeight, 0.0, metric.tmDescent, - charWidth, 0.0, - bmap); - glEndList(); - // CheckGL(); - - // Destroy the bmap object - DeleteObject(bitObject); - - // Deallocate the bitmap data - free(bmap); - } - - // Destroy the DC - VERIFY(DeleteDC(bitDevice)); - - free(dibInfo); - - return TRUE; + + TEXTMETRIC metric; + BITMAPINFO *dibInfo; + HDC bitDevice; + COLORREF tempColor; + int i; + + VERIFY(GetTextMetrics(fontDevice, &metric)); + + dibInfo = (BITMAPINFO *) calloc(sizeof(BITMAPINFO) + sizeof(RGBQUAD), 1); + dibInfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); + dibInfo->bmiHeader.biPlanes = 1; + dibInfo->bmiHeader.biBitCount = 1; + dibInfo->bmiHeader.biCompression = BI_RGB; + + bitDevice = CreateCompatibleDC(fontDevice); + + // Swap fore and back colors so the bitmap has the right polarity + tempColor = GetBkColor(bitDevice); + SetBkColor(bitDevice, GetTextColor(bitDevice)); + SetTextColor(bitDevice, tempColor); + + // Place chars based on base line + VERIFY(SetTextAlign(bitDevice, TA_BASELINE) != GDI_ERROR ? 1 : 0); + + for(i = 0; i < (int)numChars; i++) { + SIZE size; + char curChar; + int charWidth,charHeight,bmapWidth,bmapHeight,numBytes,res; + HBITMAP bitObject; + HGDIOBJ origBmap; + unsigned char *bmap; + + curChar = i + firstChar; + + // Find how high/wide this character is + VERIFY(GetTextExtentPoint32(bitDevice, &curChar, 1, &size)); + + // Create the output bitmap + charWidth = size.cx; + charHeight = size.cy; + // Round up to the next multiple of 32 bits + bmapWidth = ((charWidth + 31) / 32) * 32; + bmapHeight = charHeight; + bitObject = CreateCompatibleBitmap(bitDevice, + bmapWidth, + bmapHeight); + //VERIFY(bitObject); + + // Assign the output bitmap to the device + origBmap = SelectObject(bitDevice, bitObject); + (void) VERIFY(origBmap); + + VERIFY( PatBlt( bitDevice, 0, 0, bmapWidth, bmapHeight,BLACKNESS ) ); + + // Use our source font on the device + VERIFY(SelectObject(bitDevice, GetCurrentObject(fontDevice,OBJ_FONT))); + + // Draw the character + VERIFY(TextOut(bitDevice, 0, metric.tmAscent, &curChar, 1)); + + // Unselect our bmap object + VERIFY(SelectObject(bitDevice, origBmap)); + + // Convert the display dependant representation to a 1 bit deep DIB + numBytes = (bmapWidth * bmapHeight) / 8; + bmap = malloc(numBytes); + dibInfo->bmiHeader.biWidth = bmapWidth; + dibInfo->bmiHeader.biHeight = bmapHeight; + res = GetDIBits(bitDevice, bitObject, 0, bmapHeight, bmap, + dibInfo, + DIB_RGB_COLORS); + //VERIFY(res); + + // Create the GL object + glNewList(i + listBase, GL_COMPILE); + glBitmap(bmapWidth, bmapHeight, 0.0, metric.tmDescent, + charWidth, 0.0, + bmap); + glEndList(); + // CheckGL(); + + // Destroy the bmap object + DeleteObject(bitObject); + + // Deallocate the bitmap data + free(bmap); + } + + // Destroy the DC + VERIFY(DeleteDC(bitDevice)); + + free(dibInfo); + + return TRUE; #undef VERIFY } -WGLAPI BOOL GLAPIENTRY wglUseFontBitmapsA(HDC hdc, DWORD first, - DWORD count, DWORD listBase) +WINGDIAPI BOOL GLAPIENTRY wglUseFontBitmapsA(HDC hdc, DWORD first, + DWORD count, DWORD listBase) { - int i; - GLuint font_list; - DWORD size; - GLYPHMETRICS gm; - HANDLE hBits; - LPSTR lpBits; - MAT2 mat; - int success = TRUE; - - if (count == 0) - return FALSE; - - font_list = listBase; - - mat.eM11 = FixedFromDouble(1); - mat.eM12 = FixedFromDouble(0); - mat.eM21 = FixedFromDouble(0); - mat.eM22 = FixedFromDouble(-1); - - memset(&gm,0,sizeof(gm)); - - /* - ** If we can't get the glyph outline, it may be because this is a fixed - ** font. Try processing it that way. - */ - if( GetGlyphOutline(hdc, first, GGO_BITMAP, &gm, 0, NULL, &mat) - == GDI_ERROR ) - { - return wglUseFontBitmaps_FX( hdc, first, count, listBase ); - } - - /* - ** Otherwise process all desired characters. - */ - for (i = 0; i < (int)count; i++) - { - DWORD err; - - glNewList( font_list+i, GL_COMPILE ); - - /* allocate space for the bitmap/outline */ - size = GetGlyphOutline(hdc, first + i, GGO_BITMAP, &gm, 0, NULL, &mat); - if (size == GDI_ERROR) - { - glEndList( ); - err = GetLastError(); - success = FALSE; - continue; - } - - hBits = GlobalAlloc(GHND, size+1); - lpBits = GlobalLock(hBits); - - err = - GetGlyphOutline(hdc, /* handle to device context */ - first + i, /* character to query */ - GGO_BITMAP, /* format of data to return */ - &gm, /* pointer to structure for metrics*/ - size, /* size of buffer for data */ - lpBits, /* pointer to buffer for data */ - &mat /* pointer to transformation */ - /* matrix structure */ - ); - - if (err == GDI_ERROR) - { - GlobalUnlock(hBits); - GlobalFree(hBits); - - glEndList( ); - err = GetLastError(); - success = FALSE; - continue; - } - - glBitmap(gm.gmBlackBoxX,gm.gmBlackBoxY, - -gm.gmptGlyphOrigin.x, - gm.gmptGlyphOrigin.y, - gm.gmCellIncX,gm.gmCellIncY, - (const GLubyte * )lpBits); - - GlobalUnlock(hBits); - GlobalFree(hBits); - - glEndList( ); - } - - return success; + int i; + GLuint font_list; + DWORD size; + GLYPHMETRICS gm; + HANDLE hBits; + LPSTR lpBits; + MAT2 mat; + int success = TRUE; + + if (count == 0) + return FALSE; + + font_list = listBase; + + mat.eM11 = FixedFromDouble(1); + mat.eM12 = FixedFromDouble(0); + mat.eM21 = FixedFromDouble(0); + mat.eM22 = FixedFromDouble(-1); + + memset(&gm,0,sizeof(gm)); + + /* + ** If we can't get the glyph outline, it may be because this is a fixed + ** font. Try processing it that way. + */ + if( GetGlyphOutline(hdc, first, GGO_BITMAP, &gm, 0, NULL, &mat) + == GDI_ERROR ) { + return wglUseFontBitmaps_FX( hdc, first, count, listBase ); + } + + /* + ** Otherwise process all desired characters. + */ + for (i = 0; i < (int)count; i++) { + DWORD err; + + glNewList( font_list+i, GL_COMPILE ); + + /* allocate space for the bitmap/outline */ + size = GetGlyphOutline(hdc, first + i, GGO_BITMAP, + &gm, 0, NULL, &mat); + if (size == GDI_ERROR) { + glEndList( ); + err = GetLastError(); + success = FALSE; + continue; + } + + hBits = GlobalAlloc(GHND, size+1); + lpBits = GlobalLock(hBits); + + err = + GetGlyphOutline(hdc, /* handle to device context */ + first + i, /* character to query */ + GGO_BITMAP, /* format of data to return */ + &gm, /* ptr to structure for metrics*/ + size, /* size of buffer for data */ + lpBits, /* pointer to buffer for data */ + &mat /* pointer to transformation */ + /* matrix structure */ + ); + + if (err == GDI_ERROR) { + GlobalUnlock(hBits); + GlobalFree(hBits); + + glEndList( ); + err = GetLastError(); + success = FALSE; + continue; + } + + glBitmap(gm.gmBlackBoxX,gm.gmBlackBoxY, + -gm.gmptGlyphOrigin.x, + gm.gmptGlyphOrigin.y, + gm.gmCellIncX,gm.gmCellIncY, + (const GLubyte * )lpBits); + + GlobalUnlock(hBits); + GlobalFree(hBits); + + glEndList( ); + } + + return success; } -WGLAPI BOOL GLAPIENTRY wglUseFontBitmapsW(HDC hdc,DWORD first,DWORD count,DWORD listBase) + +/* NOT IMPLEMENTED YET */ +WINGDIAPI BOOL GLAPIENTRY wglCopyContext(HGLRC hglrcSrc, + HGLRC hglrcDst, + UINT mask) +{ + (void) hglrcSrc; (void) hglrcDst; (void) mask; + return(FALSE); +} + +WINGDIAPI HGLRC GLAPIENTRY wglCreateLayerContext(HDC hdc, + int iLayerPlane) +{ + (void) hdc; (void) iLayerPlane; + SetLastError(0); + return(NULL); +} + +WINGDIAPI BOOL GLAPIENTRY wglShareLists(HGLRC hglrc1, + HGLRC hglrc2) +{ + (void) hglrc1; (void) hglrc2; + return(TRUE); +} + + +WINGDIAPI BOOL GLAPIENTRY wglUseFontBitmapsW(HDC hdc, + DWORD first, + DWORD count, + DWORD listBase) { (void) hdc; (void) first; (void) count; (void) listBase; return FALSE; } -WGLAPI BOOL GLAPIENTRY wglUseFontOutlinesA(HDC hdc,DWORD first,DWORD count, - DWORD listBase,FLOAT deviation, - FLOAT extrusion,int format, - LPGLYPHMETRICSFLOAT lpgmf) +WINGDIAPI BOOL GLAPIENTRY wglUseFontOutlinesA(HDC hdc, + DWORD first, + DWORD count, + DWORD listBase, + FLOAT deviation, + FLOAT extrusion, + int format, + LPGLYPHMETRICSFLOAT lpgmf) { (void) hdc; (void) first; (void) count; (void) listBase; (void) deviation; (void) extrusion; (void) format; @@ -447,10 +624,14 @@ WGLAPI BOOL GLAPIENTRY wglUseFontOutlinesA(HDC hdc,DWORD first,DWORD count, return(FALSE); } -WGLAPI BOOL GLAPIENTRY wglUseFontOutlinesW(HDC hdc,DWORD first,DWORD count, - DWORD listBase,FLOAT deviation, - FLOAT extrusion,int format, - LPGLYPHMETRICSFLOAT lpgmf) +WINGDIAPI BOOL GLAPIENTRY wglUseFontOutlinesW(HDC hdc, + DWORD first, + DWORD count, + DWORD listBase, + FLOAT deviation, + FLOAT extrusion, + int format, + LPGLYPHMETRICSFLOAT lpgmf) { (void) hdc; (void) first; (void) count; (void) listBase; (void) deviation; (void) extrusion; (void) format; @@ -459,181 +640,55 @@ WGLAPI BOOL GLAPIENTRY wglUseFontOutlinesW(HDC hdc,DWORD first,DWORD count, return(FALSE); } -WGLAPI BOOL GLAPIENTRY wglDescribeLayerPlane(HDC hdc,int iPixelFormat, - int iLayerPlane,UINT nBytes, - LPLAYERPLANEDESCRIPTOR plpd) +WINGDIAPI BOOL GLAPIENTRY wglDescribeLayerPlane(HDC hdc, + int iPixelFormat, + int iLayerPlane, + UINT nBytes, + LPLAYERPLANEDESCRIPTOR plpd) { - (void) hdc; (void) iPixelFormat; (void) iLayerPlane; (void) nBytes; (void) plpd; + (void) hdc; (void) iPixelFormat; (void) iLayerPlane; + (void) nBytes; (void) plpd; SetLastError(0); return(FALSE); } -WGLAPI int GLAPIENTRY wglSetLayerPaletteEntries(HDC hdc,int iLayerPlane, - int iStart,int cEntries, - CONST COLORREF *pcr) +WINGDIAPI int GLAPIENTRY wglSetLayerPaletteEntries(HDC hdc, + int iLayerPlane, + int iStart, + int cEntries, + CONST COLORREF *pcr) { - (void) hdc; (void) iLayerPlane; (void) iStart; (void) cEntries; (void) pcr; + (void) hdc; (void) iLayerPlane; (void) iStart; + (void) cEntries; (void) pcr; SetLastError(0); return(0); } -WGLAPI int GLAPIENTRY wglGetLayerPaletteEntries(HDC hdc,int iLayerPlane, - int iStart,int cEntries, - COLORREF *pcr) +WINGDIAPI int GLAPIENTRY wglGetLayerPaletteEntries(HDC hdc, + int iLayerPlane, + int iStart, + int cEntries, + COLORREF *pcr) { (void) hdc; (void) iLayerPlane; (void) iStart; (void) cEntries; (void) pcr; SetLastError(0); return(0); } -WGLAPI BOOL GLAPIENTRY wglRealizeLayerPalette(HDC hdc,int iLayerPlane,BOOL bRealize) +WINGDIAPI BOOL GLAPIENTRY wglRealizeLayerPalette(HDC hdc, + int iLayerPlane, + BOOL bRealize) { (void) hdc; (void) iLayerPlane; (void) bRealize; SetLastError(0); return(FALSE); } -WGLAPI BOOL GLAPIENTRY wglSwapLayerBuffers(HDC hdc,UINT fuPlanes) +WINGDIAPI BOOL GLAPIENTRY wglSwapLayerBuffers(HDC hdc, + UINT fuPlanes) { - (void) fuPlanes; - if( !hdc ) - { - WMesaSwapBuffers(); - return(TRUE); - } + (void) hdc; (void) fuPlanes; SetLastError(0); return(FALSE); } -WGLAPI int GLAPIENTRY wglChoosePixelFormat(HDC hdc, - CONST PIXELFORMATDESCRIPTOR *ppfd) -{ - int i,best = -1,bestdelta = 0x7FFFFFFF,delta,qt_valid_pix; - (void) hdc; - - qt_valid_pix = qt_pix; - if(ppfd->nSize != sizeof(PIXELFORMATDESCRIPTOR) || ppfd->nVersion != 1) - { - SetLastError(0); - return(0); - } - for(i = 0;i < qt_valid_pix;i++) - { - delta = 0; - if( - (ppfd->dwFlags & PFD_DRAW_TO_WINDOW) && - !(pix[i].pfd.dwFlags & PFD_DRAW_TO_WINDOW)) - continue; - if( - (ppfd->dwFlags & PFD_DRAW_TO_BITMAP) && - !(pix[i].pfd.dwFlags & PFD_DRAW_TO_BITMAP)) - continue; - if( - (ppfd->dwFlags & PFD_SUPPORT_GDI) && - !(pix[i].pfd.dwFlags & PFD_SUPPORT_GDI)) - continue; - if( - (ppfd->dwFlags & PFD_SUPPORT_OPENGL) && - !(pix[i].pfd.dwFlags & PFD_SUPPORT_OPENGL)) - continue; - if( - !(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) && - ((ppfd->dwFlags & PFD_DOUBLEBUFFER) != (pix[i].pfd.dwFlags & PFD_DOUBLEBUFFER))) - continue; - if( - !(ppfd->dwFlags & PFD_STEREO_DONTCARE) && - ((ppfd->dwFlags & PFD_STEREO) != (pix[i].pfd.dwFlags & PFD_STEREO))) - continue; - if(ppfd->iPixelType != pix[i].pfd.iPixelType) - delta++; - if(ppfd->cAlphaBits != pix[i].pfd.cAlphaBits) - delta++; - if(delta < bestdelta) - { - best = i + 1; - bestdelta = delta; - if(bestdelta == 0) - break; - } - } - if(best == -1) - { - SetLastError(0); - return(0); - } - return(best); -} - -WGLAPI int GLAPIENTRY wglDescribePixelFormat(HDC hdc,int iPixelFormat,UINT nBytes, - LPPIXELFORMATDESCRIPTOR ppfd) -{ - int qt_valid_pix; - (void) hdc; - - qt_valid_pix = qt_pix; - if(ppfd == NULL) - return(qt_valid_pix); - if(iPixelFormat < 1 || iPixelFormat > qt_valid_pix || nBytes != sizeof(PIXELFORMATDESCRIPTOR)) - { - SetLastError(0); - return(0); - } - *ppfd = pix[iPixelFormat - 1].pfd; - return(qt_valid_pix); -} - -/* -* GetProcAddress - return the address of an appropriate extension -*/ -WGLAPI PROC GLAPIENTRY wglGetProcAddress(LPCSTR lpszProc) -{ - PROC p = (PROC) _glapi_get_proc_address((const char *) lpszProc); - if (p) - return p; - - SetLastError(0); - return(NULL); -} - -WGLAPI int GLAPIENTRY wglGetPixelFormat(HDC hdc) -{ - (void) hdc; - if(curPFD == 0) - { - SetLastError(0); - return(0); - } - return(curPFD); -} - -WGLAPI BOOL GLAPIENTRY wglSetPixelFormat(HDC hdc,int iPixelFormat, - PIXELFORMATDESCRIPTOR *ppfd) -{ - int qt_valid_pix; - (void) hdc; - - qt_valid_pix = qt_pix; - if(iPixelFormat < 1 || iPixelFormat > qt_valid_pix || ppfd->nSize != sizeof(PIXELFORMATDESCRIPTOR)) - { - SetLastError(0); - return(FALSE); - } - curPFD = iPixelFormat; - return(TRUE); -} - -WGLAPI BOOL GLAPIENTRY wglSwapBuffers(HDC hdc) -{ - (void) hdc; - if (ctx_current < 0) - return FALSE; - - if(wgl_ctx[ctx_current].ctx == NULL) { - SetLastError(0); - return(FALSE); - } - WMesaSwapBuffers(); - return(TRUE); -} - -#endif /* WIN32 */ diff --git a/src/mesa/drivers/windows/gdi/wmesa.c b/src/mesa/drivers/windows/gdi/wmesa.c index 5d7e260c4b..d32822e65d 100644 --- a/src/mesa/drivers/windows/gdi/wmesa.c +++ b/src/mesa/drivers/windows/gdi/wmesa.c @@ -1,403 +1,173 @@ - /* - * Windows (Win32) device driver for Mesa 3.4 - * - * Original author: - * - * Copyright (C) 1996- Li Wei - * Address : Institute of Artificial Intelligence - * : & Robotics - * : Xi'an Jiaotong University - * Email : liwei@aiar.xjtu.edu.cn - * Web page : http://sun.aiar.xjtu.edu.cn + * Windows (Win32) device driver for Mesa * - * This file and its associations are partially borrowed from the - * Windows NT driver for Mesa 1.8 , written by Mark Leaming - * (mark@rsinc.com). - * - * Updated for Mesa 4.0 by Karl Schultz (kschultz@sourceforge.net) */ -#if defined(NDEBUG) && defined(_MSC_VER) -#pragma auto_inline(on) -#pragma inline_depth(255) -#pragma inline_recursion(on) -#endif - #include "wmesadef.h" -#include <GL/wmesa.h> -//#include "mesa_extend.h" - -#include "glheader.h" -#include "buffers.h" #include "colors.h" -#include "context.h" -#include "colormac.h" -#include "dd.h" -#include "depth.h" +#include <GL/wmesa.h> #include "extensions.h" -#include "imports.h" -#include "macros.h" -#include "matrix.h" -#include "mtypes.h" -#include "texformat.h" -#include "teximage.h" -#include "texstore.h" +#include "framebuffer.h" +#include "renderbuffer.h" +#include "drivers/common/driverfuncs.h" #include "array_cache/acache.h" #include "swrast/swrast.h" #include "swrast_setup/swrast_setup.h" -#include "swrast/s_alphabuf.h" -#include "swrast/s_context.h" -#include "swrast/s_depth.h" -#include "swrast/s_lines.h" -#include "swrast/s_triangle.h" -#include "swrast/s_trispan.h" #include "tnl/tnl.h" #include "tnl/t_context.h" #include "tnl/t_pipeline.h" -#include "drivers/common/driverfuncs.h" - -#define SWTC 0 /* SW texture compression */ - -/* Dither not tested for Mesa 4.0 */ -#ifdef DITHER -#ifdef USE_WING -#include <wing.h> -#endif // USE_WING -#endif - -#ifdef __CYGWIN32__ -#include "macros.h" -#include <string.h> -#define CopyMemory memcpy -#endif - -/* Stereo and parallel not tested for Mesa 4.0. */ -#define NO_STEREO -#if !defined(NO_STEREO) -#include "GL/glu.h" -#include "stereo.h" -#endif - -#define NO_PARALLEL -#if !defined(NO_PARALLEL) -#include "parallel.h" -#endif - - -/* File global varaibles */ -struct DISPLAY_OPTIONS { - int stereo; - int fullScreen; - int mode; - int bpp; -}; - -struct DISPLAY_OPTIONS displayOptions = -{ - 0, // stereo - 0, // fullScreen - 0, // full screen mode (1,2,3,4) - 0 // bpp (8,16,24,32) -}; -GLenum stereoCompile = GL_FALSE ; -GLenum stereoShowing = GL_FALSE ; -GLenum stereoBuffer = GL_FALSE; -#if !defined(NO_STEREO) -GLint displayList = MAXIMUM_DISPLAY_LIST ; -#endif -GLint stereo_flag = 0 ; - -static PWMC Current = NULL; -WMesaContext WC = NULL; - -#ifdef COMPILE_SETPIXEL - -#if defined(_MSC_VER) && _MSC_VER >= 1200 -#define FORCEINLINE __forceinline -#elif defined(__GNUC__) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) -#define FORCEINLINE __attribute__((always_inline)) -#else -#define FORCEINLINE __inline -#endif - -FORCEINLINE void wmSetPixel(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - pwc->wmSetPixel(pwc,iScanLine,iPixel,r,g,b); -} - -void ChooseSetPixel(PWMC pwc); - -#endif // COMPILE_SETPIXEL - -/* If we are double-buffering, we want to get the DC for the - * off-screen DIB, otherwise the DC for the window. - */ -#define DD_GETDC ((Current->db_flag) ? Current->dib.hDC : Current->hDC ) -#define DD_RELEASEDC #define FLIP(Y) (Current->height-(Y)-1) -#define DITHER_RGB_TO_8BIT_SETUP \ -GLubyte pixelDithered; - -#define DITHER_RGB_TO_8BIT(red, green, blue, pixel, scanline) \ -{ \ - char unsigned redtemp, greentemp, bluetemp, paletteindex; \ - redtemp = aDividedBy51[red] \ - + (aModulo51[red] > aHalftone8x8[(pixel%8)*8 \ - + scanline%8]); \ - greentemp = aDividedBy51[(char unsigned)green] \ - + (aModulo51[green] > aHalftone8x8[ \ - (pixel%8)*8 + scanline%8]); \ - bluetemp = aDividedBy51[(char unsigned)blue] \ - + (aModulo51[blue] > aHalftone8x8[ \ - (pixel%8)*8 +scanline%8]); \ - paletteindex = redtemp + aTimes6[greentemp] + aTimes36[bluetemp];\ - pixelDithered = aWinGHalftoneTranslation[paletteindex]; \ -} - -#ifdef DDRAW -static BOOL DDInit( WMesaContext wc, HWND hwnd); -static void DDFree( WMesaContext wc); -static HRESULT DDRestoreAll( WMesaContext wc ); -static void DDDeleteOffScreen(WMesaContext wc); -static BOOL DDCreateOffScreen(WMesaContext wc); - -// define this to use the GDI Rectangle call to -// clear the back buffer. Otherwise will manually -// set the pixels. On an NVidia GEForce 2MX under Windows XP -// and DirectX 8 , defining this makes apps run much much faster -#define USE_GDI_TO_CLEAR 1 -#endif - -BOOL wmCreateBackingStore(PWMC pwc, long lxSize, long lySize); -BOOL wmDeleteBackingStore(PWMC pwc); -void wmCreatePalette( PWMC pwdc ); -BOOL wmSetDibColors(PWMC pwc); -void wmSetPixel(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b); -BOOL wmFlush(PWMC pwc); -void wmCreateDIBSection( - HDC hDC, - PWMC pwc, // handle of device context - CONST BITMAPINFO *pbmi, // bitmap size, format, and color data - UINT iUsage // color data type indicator: RGB values or palette indices - ); -void WMesaViewport( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height ); - - -static void wmSetPixelFormat( PWMC wc, HDC hDC) -{ - if(wc->rgb_flag) - wc->cColorBits = GetDeviceCaps(hDC, BITSPIXEL); - else - wc->cColorBits = 8; - switch(wc->cColorBits){ - case 8: - if(wc->dither_flag != GL_TRUE) - wc->pixelformat = PF_INDEX8; - else - wc->pixelformat = PF_DITHER8; - break; - case 16: - wc->pixelformat = PF_5R6G5B; - break; - case 32: - wc->pixelformat = PF_8R8G8B; - break; - default: - wc->pixelformat = PF_BADFORMAT; - } -} +/* Static Data */ +static PWMC Current = NULL; -/* This function sets the color table of a DIB section - * to match that of the destination DC +/* + * Every driver should implement a GetString function in order to + * return a meaningful GL_RENDERER string. */ -BOOL wmSetDibColors(PWMC pwc) +static const GLubyte *wmesa_get_string(GLcontext *ctx, GLenum name) { - RGBQUAD *pColTab, *pRGB; - PALETTEENTRY *pPal, *pPE; - int i, nColors; - BOOL bRet=TRUE; - DWORD dwErr=0; - - /* Build a color table in the DIB that maps to the - * selected palette in the DC. - */ - nColors = 1 << pwc->cColorBits; - pPal = (PALETTEENTRY *)malloc( nColors * sizeof(PALETTEENTRY)); - memset( pPal, 0, nColors * sizeof(PALETTEENTRY) ); - GetPaletteEntries( pwc->hGLPalette, 0, nColors, pPal ); - pColTab = (RGBQUAD *)malloc( nColors * sizeof(RGBQUAD)); - for (i = 0, pRGB = pColTab, pPE = pPal; i < nColors; i++, pRGB++, pPE++) { - pRGB->rgbRed = pPE->peRed; - pRGB->rgbGreen = pPE->peGreen; - pRGB->rgbBlue = pPE->peBlue; - } - if(pwc->db_flag) - bRet = SetDIBColorTable(pwc->dib.hDC, 0, nColors, pColTab ); - - if(!bRet) - dwErr = GetLastError(); - - free( pColTab ); - free( pPal ); - - return bRet; + return (name == GL_RENDERER) ? + (GLubyte *) "Mesa Windows GDI Driver" : NULL; } - /* - * Free up the dib section that was created + * Determine the pixel format based on the pixel size. */ -BOOL wmDeleteBackingStore(PWMC pwc) -{ - SelectObject(pwc->dib.hDC, pwc->hOldBitmap); - DeleteDC(pwc->dib.hDC); - DeleteObject(pwc->hbmDIB); -#ifdef USE_MAPPED_FILE - UnmapViewOfFile(pwc->dib.base); - CloseHandle(pwc->dib.hFileMap); -#endif - return TRUE; +static void wmSetPixelFormat(PWMC pwc, HDC hDC) +{ + pwc->cColorBits = GetDeviceCaps(hDC, BITSPIXEL); + + // TEMP - only 16 and 32 bit targets are supported now + assert(pwc->cColorBits == 16 || + pwc->cColorBits == 32); + + switch(pwc->cColorBits){ + case 8: + pwc->pixelformat = PF_INDEX8; + break; + case 16: + pwc->pixelformat = PF_5R6G5B; + break; + case 32: + pwc->pixelformat = PF_8R8G8B; + break; + default: + pwc->pixelformat = PF_BADFORMAT; + } } - /* - * This function creates the DIB section that is used for combined - * GL and GDI calls + * Create DIB for back buffer. + * We write into this memory with the span routines and then blit it + * to the window on a buffer swap. */ + BOOL wmCreateBackingStore(PWMC pwc, long lxSize, long lySize) { - HDC hdc = pwc->hDC; - LPBITMAPINFO pbmi = &(pwc->bmi); - int iUsage; - - pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); - pbmi->bmiHeader.biWidth = lxSize; - pbmi->bmiHeader.biHeight= -lySize; - pbmi->bmiHeader.biPlanes = 1; - if(pwc->rgb_flag) + HDC hdc = pwc->hDC; + LPBITMAPINFO pbmi = &(pwc->bmi); + HDC hic; + + assert(pwc->db_flag == GL_TRUE); + + pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); + pbmi->bmiHeader.biWidth = lxSize; + pbmi->bmiHeader.biHeight= -lySize; + pbmi->bmiHeader.biPlanes = 1; pbmi->bmiHeader.biBitCount = GetDeviceCaps(pwc->hDC, BITSPIXEL); - else - pbmi->bmiHeader.biBitCount = 8; - pbmi->bmiHeader.biCompression = BI_RGB; - pbmi->bmiHeader.biSizeImage = 0; - pbmi->bmiHeader.biXPelsPerMeter = 0; - pbmi->bmiHeader.biYPelsPerMeter = 0; - pbmi->bmiHeader.biClrUsed = 0; - pbmi->bmiHeader.biClrImportant = 0; - - iUsage = (pbmi->bmiHeader.biBitCount <= 8) ? DIB_PAL_COLORS : DIB_RGB_COLORS; + pbmi->bmiHeader.biCompression = BI_RGB; + pbmi->bmiHeader.biSizeImage = 0; + pbmi->bmiHeader.biXPelsPerMeter = 0; + pbmi->bmiHeader.biYPelsPerMeter = 0; + pbmi->bmiHeader.biClrUsed = 0; + pbmi->bmiHeader.biClrImportant = 0; + + pwc->cColorBits = pbmi->bmiHeader.biBitCount; + pwc->ScanWidth = (lxSize * (pwc->cColorBits / 8) + 3) & ~3; + + hic = CreateIC("display", NULL, NULL, NULL); + pwc->dib.hDC = CreateCompatibleDC(hic); + + pwc->hbmDIB = CreateDIBSection(hic, + &pwc->bmi, + DIB_RGB_COLORS, + (void **)&(pwc->pbPixels), + 0, + 0); + pwc->hOldBitmap = SelectObject(pwc->dib.hDC, pwc->hbmDIB); + + DeleteDC(hic); - pwc->cColorBits = pbmi->bmiHeader.biBitCount; - pwc->ScanWidth = pwc->pitch = lxSize; - - wmCreateDIBSection(hdc, pwc, pbmi, iUsage); - - if ((iUsage == DIB_PAL_COLORS) && !(pwc->hGLPalette)) { - wmCreatePalette( pwc ); - wmSetDibColors( pwc ); - } - wmSetPixelFormat(pwc, pwc->hDC); - return TRUE; + wmSetPixelFormat(pwc, pwc->hDC); + return TRUE; } -#if 0 -// D.R.S. 10/30/01 - this function is never referenced -/* - * This function copies one scan line in a DIB section to another - */ -BOOL wmSetDIBits(PWMC pwc, UINT uiScanWidth, UINT uiNumScans, - UINT nBypp, UINT uiNewWidth, LPBYTE pBits) +static wmDeleteBackingStore(PWMC pwc) { - UINT uiScans = 0; - LPBYTE pDest = pwc->pbPixels; - DWORD dwNextScan = uiScanWidth; - DWORD dwNewScan = uiNewWidth; - DWORD dwScanWidth = (uiScanWidth * nBypp); - - /* - * We need to round up to the nearest DWORD - * and multiply by the number of bytes per - * pixel - */ - dwNextScan = (((dwNextScan * nBypp)+ 3) & ~3); - dwNewScan = (((dwNewScan * nBypp)+ 3) & ~3); - - for(uiScans = 0; uiScans < uiNumScans; uiScans++){ - CopyMemory(pDest, pBits, dwScanWidth); - pBits += dwNextScan; - pDest += dwNewScan; - } - return TRUE; + if (pwc->hbmDIB) { + SelectObject(pwc->dib.hDC, pwc->hOldBitmap); + DeleteDC(pwc->dib.hDC); + DeleteObject(pwc->hbmDIB); + } } -#endif // 0 - -#if defined(FAST_RASTERIZERS) -#define PIXELADDR(X,Y) \ - ((GLubyte *)Current->pbPixels + (Current->height-Y-1)* \ - Current->ScanWidth + (X)*nBypp) -#define PIXELADDR1( X, Y ) \ -((GLubyte *)wmesa->pbPixels + (wmesa->height-Y-1)* wmesa->ScanWidth + (X)) -#define PIXELADDR2( X, Y ) \ -((GLubyte *)wmesa->pbPixels + (wmesa->height-Y-1)* wmesa->ScanWidth + (X)*2) -#define PIXELADDR4( X, Y ) \ -((GLubyte *)wmesa->pbPixels + (wmesa->height-Y-1)* wmesa->ScanWidth + (X)*4) - -#endif // 0 - -BYTE DITHER_RGB_2_8BIT( int r, int g, int b, int x, int y); - -#if 0 /* unused */ - -/* Finish all pending operations and synchronize. */ -static void finish(GLcontext* ctx) +static void wmesa_get_buffer_size(GLframebuffer *buffer, + GLuint *width, + GLuint *height ) { - /* No op */ - (void) ctx; + *width = Current->width; + *height = Current->height; } -#endif /* unused */ -static void flush(GLcontext* ctx) +static void wmesa_flush(GLcontext* ctx) { - (void) ctx; - if((Current->rgb_flag &&!(Current->db_flag)) - ||(!Current->rgb_flag)) - { - wmFlush(Current); + if (Current->db_flag) { + BitBlt(Current->hDC, 0, 0, Current->width, Current->height, + Current->dib.hDC, 0, 0, SRCCOPY); + } + else { + /* Do nothing for single buffer */ } - } +/**********************************************************************/ +/***** CLEAR Functions *****/ +/**********************************************************************/ + +/* If we do not implement these, Mesa clears the buffers via the pixel + * span writing interface, which is very slow for a clear operation. + */ /* * Set the color index used to clear the color buffer. */ static void clear_index(GLcontext* ctx, GLuint index) { - (void) ctx; - Current->clearpixel = index; + /* Note that indexed mode is not supported yet */ + Current->clearColorRef = RGB(0,0,0); } - - /* * Set the color used to clear the color buffer. */ -static void clear_color( GLcontext* ctx, const GLfloat color[4] ) +static void clear_color(GLcontext* ctx, const GLfloat color[4]) { - GLubyte col[4]; - (void) ctx; - CLAMPED_FLOAT_TO_UBYTE(col[0], color[0]); - CLAMPED_FLOAT_TO_UBYTE(col[1], color[1]); - CLAMPED_FLOAT_TO_UBYTE(col[2], color[2]); - Current->clearpixel = RGB(col[0], col[1], col[2]); + GLubyte col[3]; + UINT bytesPerPixel = Current->cColorBits / 8; + + CLAMPED_FLOAT_TO_UBYTE(col[0], color[0]); + CLAMPED_FLOAT_TO_UBYTE(col[1], color[1]); + CLAMPED_FLOAT_TO_UBYTE(col[2], color[2]); + Current->clearColorRef = RGB(col[0], col[1], col[2]); + DeleteObject(Current->clearPen); + DeleteObject(Current->clearBrush); + Current->clearPen = CreatePen(PS_SOLID, 1, Current->clearColorRef); + Current->clearBrush = CreateSolidBrush(Current->clearColorRef); } @@ -408,550 +178,270 @@ static void clear_color( GLcontext* ctx, const GLfloat color[4] ) * This procedure clears either the front and/or the back COLOR buffers. * Only the "left" buffer is cleared since we are not stereo. * Clearing of the other non-color buffers is left to the swrast. - * We also only clear the color buffers if the color masks are all 1's. - * Otherwise, we let swrast do it. */ -static void clear(GLcontext* ctx, GLbitfield mask, - GLboolean all, GLint x, GLint y, GLint width, GLint height) -{ - const GLuint *colorMask = (GLuint *) &ctx->Color.ColorMask; - - if (all){ - x=y=0; - width=Current->width; - height=Current->height; - } - - - /* sanity check - can't have right(stereo) buffers */ - assert((mask & (DD_FRONT_RIGHT_BIT | DD_BACK_RIGHT_BIT)) == 0); - - /* clear alpha */ - if ((mask & (DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT)) && - ctx->DrawBuffer->UseSoftwareAlphaBuffers && - ctx->Color.ColorMask[ACOMP]) { - _swrast_clear_alpha_buffers( ctx ); - } - - if (*colorMask == 0xffffffff && ctx->Color.IndexMask == 0xffffffff) { - if (mask & DD_BACK_LEFT_BIT) { -#if defined(USE_GDI_TO_CLEAR) -#if defined(DDRAW) - // D.R.S. 10/29/01 on my system (Pentium 4 with nvidia GeForce2 MX card, - // this is almose 100 times faster that the code below - HDC DC=NULL; - HPEN Pen=CreatePen(PS_SOLID,1,Current->clearpixel); - HBRUSH Brush=CreateSolidBrush(Current->clearpixel); - HPEN Old_Pen=NULL; - HBRUSH Old_Brush=NULL; - Current->lpDDSOffScreen->lpVtbl->Unlock(Current->lpDDSOffScreen,NULL); - Current->lpDDSOffScreen->lpVtbl->GetDC(Current->lpDDSOffScreen,&DC); - Old_Pen=SelectObject(DC,Pen); - Old_Brush=SelectObject(DC,Brush); - Rectangle(DC,x,y,x+width,y+height); - SelectObject(DC,Old_Pen); - SelectObject(DC,Old_Brush); - DeleteObject(Pen); - DeleteObject(Brush); - Current->lpDDSOffScreen->lpVtbl->ReleaseDC(Current->lpDDSOffScreen,DC); - while (Current->lpDDSOffScreen->lpVtbl->Lock(Current->lpDDSOffScreen,NULL, &(Current->ddsd), 0, NULL) == DDERR_WASSTILLDRAWING); - - mask &= ~DD_BACK_LEFT_BIT; -#else - /* single-buffer */ - HDC DC=DD_GETDC; - HPEN Pen=CreatePen(PS_SOLID,1,Current->clearpixel); - HBRUSH Brush=CreateSolidBrush(Current->clearpixel); - HPEN Old_Pen=SelectObject(DC,Pen); - HBRUSH Old_Brush=SelectObject(DC,Brush); - Rectangle(DC,x+Current->rectSurface.left,Current->rectSurface.top+y,x+width+Current->rectSurface.left,y+height+Current->rectSurface.top); - - SelectObject(DC,Old_Pen); - SelectObject(DC,Old_Brush); - DeleteObject(Pen); - DeleteObject(Brush); - DD_RELEASEDC; - mask &= ~DD_BACK_LEFT_BIT; -#endif // DDRAW -#else - DWORD dwColor; - WORD wColor; - BYTE bColor; - LPDWORD lpdw = (LPDWORD)Current->pbPixels; - /*LPWORD lpw = (LPWORD)Current->pbPixels; */ - LPBYTE lpb = Current->pbPixels; - int lines; - /* Double-buffering - clear back buffer */ - UINT nBypp = Current->cColorBits / 8; - int i = 0; - int iSize = 0; - int mult = 4; - - - assert(Current->db_flag==GL_TRUE); /* we'd better be double buffer */ - if(nBypp ==1 ){ - iSize = Current->width/4; - bColor = BGR8(GetRValue(Current->clearpixel), - GetGValue(Current->clearpixel), - GetBValue(Current->clearpixel)); - wColor = MAKEWORD(bColor,bColor); - dwColor = MAKELONG(wColor, wColor); - } - else if(nBypp == 2){ - iSize = Current->width / 2; - wColor = BGR16(GetRValue(Current->clearpixel), - GetGValue(Current->clearpixel), - GetBValue(Current->clearpixel)); - dwColor = MAKELONG(wColor, wColor); - } - else if(nBypp == 3){ - BYTE r, g, b; - r = GetRValue(Current->clearpixel); - g = GetGValue(Current->clearpixel); - b = GetBValue(Current->clearpixel); - iSize = Current->width; - while (i < iSize) { - *lpb++ = b; - *lpb++ = g; - *lpb++ = r; - i++; - } - lpb = Current->pbPixels + Current->ScanWidth; - mult = 3; - } - else if(nBypp == 4){ - iSize = Current->width; - dwColor = BGR32(GetRValue(Current->clearpixel), - GetGValue(Current->clearpixel), - GetBValue(Current->clearpixel)); - } - else - dwColor = 0; - - if (nBypp != 3) - { - /* clear a line */ - while(i < iSize){ - *lpdw = dwColor; - lpdw++; - i++; - } - } - - i = 0; - if (stereo_flag) - lines = height /2; - else - lines = height; - /* copy cleared line to other lines in buffer */ - do { - memcpy(lpb, Current->pbPixels, iSize*mult); - lpb += Current->ScanWidth; - i++; - } - while (i<lines-1); - mask &= ~DD_BACK_LEFT_BIT; -#endif // defined(USE_GDI_TO_CLEAR) - } /* double-buffer */ - - if (mask & DD_FRONT_LEFT_BIT) { - /* single-buffer */ - HDC DC=DD_GETDC; - HPEN Pen=CreatePen(PS_SOLID,1,Current->clearpixel); - HBRUSH Brush=CreateSolidBrush(Current->clearpixel); - HPEN Old_Pen=SelectObject(DC,Pen); - HBRUSH Old_Brush=SelectObject(DC,Brush); - Rectangle(DC,x+Current->rectSurface.left,Current->rectSurface.top+y,x+width+Current->rectSurface.left,y+height+Current->rectSurface.top); - - SelectObject(DC,Old_Pen); - SelectObject(DC,Old_Brush); - DeleteObject(Pen); - DeleteObject(Brush); - DD_RELEASEDC; - mask &= ~DD_FRONT_LEFT_BIT; - } /* single-buffer */ - } /* if masks are all 1's */ - - /* Call swrast if there is anything left to clear (like DEPTH) */ - if (mask) - _swrast_Clear( ctx, mask, all, x, y, width, height ); -} - - -static void enable( GLcontext* ctx, GLenum pname, GLboolean enable ) -{ - (void) ctx; - if (!Current) - return; - - if (pname == GL_DITHER) { - if(enable == GL_FALSE){ - Current->dither_flag = GL_FALSE; - if(Current->cColorBits == 8) - Current->pixelformat = PF_INDEX8; +static void clear(GLcontext* ctx, + GLbitfield mask, + GLboolean all, + GLint x, GLint y, + GLint width, GLint height) +{ + int done = 0; + + /* Let swrast do all the work if the masks are not set to + * clear all channels. */ + if (ctx->Color.ColorMask[0] != 0xff || + ctx->Color.ColorMask[1] != 0xff || + ctx->Color.ColorMask[2] != 0xff || + ctx->Color.ColorMask[3] != 0xff) { + _swrast_Clear(ctx, mask, all, x, y, width, height); + return; } - else{ - if (Current->rgb_flag && Current->cColorBits == 8){ - Current->pixelformat = PF_DITHER8; - Current->dither_flag = GL_TRUE; - } - else - Current->dither_flag = GL_FALSE; - } - } -} - - - -static void set_buffer(GLcontext *ctx, GLframebuffer *colorBuffer, - GLuint bufferBit ) -{ - (void) ctx; (void) colorBuffer; (void) bufferBit; - /* XXX todo - examine bufferBit and set read/write pointers */ - return; -} - + /* 'all' means clear the entire window */ + if (all) { + x = y = 0; + width = Current->width; + height = Current->height; + } -/* Return characteristics of the output buffer. */ -static void get_buffer_size( GLframebuffer *buffer, GLuint *width, GLuint *height ) -{ - /*GET_CURRENT_CONTEXT(ctx);*/ - int New_Size; - RECT CR; - (void) buffer; - - GetClientRect(Current->Window,&CR); + /* Back buffer */ + if (mask & BUFFER_BIT_BACK_LEFT) { + + int i, rowSize; + UINT bytesPerPixel = Current->cColorBits / 8; + LPBYTE lpb, clearRow; + LPWORD lpw; + BYTE bColor; + WORD wColor; + BYTE r, g, b; + DWORD dwColor; + LPDWORD lpdw; + + /* Try for a fast clear - clearing entire buffer with a single + * byte value. */ + if (all) { /* entire buffer */ + /* Now check for an easy clear value */ + switch (bytesPerPixel) { + case 1: + bColor = BGR8(GetRValue(Current->clearColorRef), + GetGValue(Current->clearColorRef), + GetBValue(Current->clearColorRef)); + memset(Current->pbPixels, bColor, + Current->ScanWidth * height); + done = 1; + break; + case 2: + wColor = BGR16(GetRValue(Current->clearColorRef), + GetGValue(Current->clearColorRef), + GetBValue(Current->clearColorRef)); + if (((wColor >> 8) & 0xff) == (wColor & 0xff)) { + memset(Current->pbPixels, wColor & 0xff, + Current->ScanWidth * height); + done = 1; + } + break; + case 3: + /* fall through */ + case 4: + if (GetRValue(Current->clearColorRef) == + GetGValue(Current->clearColorRef) && + GetRValue(Current->clearColorRef) == + GetBValue(Current->clearColorRef)) { + memset(Current->pbPixels, + GetRValue(Current->clearColorRef), + Current->ScanWidth * height); + done = 1; + } + break; + default: + break; + } + } /* all */ + + if (!done) { + /* Need to clear a row at a time. Begin by setting the first + * row in the area to be cleared to the clear color. */ + + clearRow = Current->pbPixels + + Current->ScanWidth * FLIP(y) + + bytesPerPixel * x; + switch (bytesPerPixel) { + case 1: + lpb = clearRow; + bColor = BGR8(GetRValue(Current->clearColorRef), + GetGValue(Current->clearColorRef), + GetBValue(Current->clearColorRef)); + memset(lpb, bColor, width); + break; + case 2: + lpw = (LPWORD)clearRow; + wColor = BGR16(GetRValue(Current->clearColorRef), + GetGValue(Current->clearColorRef), + GetBValue(Current->clearColorRef)); + for (i=0; i<width; i++) + *lpw++ = wColor; + break; + case 3: + lpb = clearRow; + r = GetRValue(Current->clearColorRef); + g = GetGValue(Current->clearColorRef); + b = GetBValue(Current->clearColorRef); + for (i=0; i<width; i++) { + *lpb++ = b; + *lpb++ = g; + *lpb++ = r; + } + break; + case 4: + lpdw = (LPDWORD)clearRow; + dwColor = BGR32(GetRValue(Current->clearColorRef), + GetGValue(Current->clearColorRef), + GetBValue(Current->clearColorRef)); + for (i=0; i<width; i++) + *lpdw++ = dwColor; + break; + default: + break; + } /* switch */ + + /* copy cleared row to other rows in buffer */ + lpb = clearRow - Current->ScanWidth; + rowSize = width * bytesPerPixel; + for (i=1; i<height; i++) { + memcpy(lpb, clearRow, rowSize); + lpb -= Current->ScanWidth; + } + } /* not done */ + mask &= ~BUFFER_BIT_BACK_LEFT; + } /* back buffer */ + + /* front buffer */ + if (mask & BUFFER_BIT_FRONT_LEFT) { + HDC DC = Current->hDC; + HPEN Old_Pen = SelectObject(DC, Current->clearPen); + HBRUSH Old_Brush = SelectObject(DC, Current->clearBrush); + Rectangle(DC, + x, + FLIP(y), + x + width + 1, + FLIP(y) - height + 1); + SelectObject(DC, Old_Pen); + SelectObject(DC, Old_Brush); + mask &= ~BUFFER_BIT_FRONT_LEFT; + } /* front buffer */ + + /* Call swrast if there is anything left to clear (like DEPTH) */ + if (mask) + _swrast_Clear(ctx, mask, all, x, y, width, height); - *width=CR.right; - *height=CR.bottom; - - New_Size=((*width)!=Current->width) || ((*height)!=Current->height); - - if (New_Size){ - Current->width=*width; - Current->height=*height; - Current->ScanWidth=Current->width; - if ((Current->ScanWidth%sizeof(long))!=0) - Current->ScanWidth+=(sizeof(long)-(Current->ScanWidth%sizeof(long))); - - if (Current->db_flag){ -#ifdef DDRAW - DDDeleteOffScreen(Current); - DDCreateOffScreen(Current); -#else - if (Current->rgb_flag==GL_TRUE && Current->dither_flag!=GL_TRUE){ - wmDeleteBackingStore(Current); - wmCreateBackingStore(Current, Current->width, Current->height); - } -#endif - } - - /* Resize OsmesaBuffer if in Parallel mode */ -#if !defined(NO_PARALLEL) - if(parallelFlag) - PRSizeRenderBuffer(Current->width, Current->height,Current->ScanWidth, - Current->rgb_flag == GL_TRUE ? Current->pbPixels: - Current->ScreenMem); -#endif - } -} - - -static void viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h) -{ - /* poll for window size change and realloc software Z/stencil/etc if needed */ - _mesa_ResizeBuffersMESA(); -} +} /**********************************************************************/ -/***** Accelerated point, line, polygon rendering *****/ +/***** PIXEL Functions *****/ /**********************************************************************/ -/* Accelerated routines are not implemented in 4.0. See OSMesa for ideas. */ - -#if 0 /* unused */ - -static void fast_rgb_points( GLcontext* ctx, GLuint first, GLuint last ) -{ - (void) ctx; (void) first; (void) last; -} - -#endif /* unused */ +/* SINGLE BUFFER */ -/* Return pointer to accelerated points function */ -extern tnl_points_func choose_points_function( GLcontext* ctx ) -{ - (void) ctx; - return NULL; -} - -#if 0 /* unused */ - -static void fast_flat_rgb_line( GLcontext* ctx, GLuint v0, - GLuint v1, GLuint pv ) -{ - (void) ctx; (void) v0; (void) v1; (void) pv; -} - -static tnl_line_func choose_line_function( GLcontext* ctx ) -{ - (void) ctx; -} - -#endif /* unused */ - -/**********************************************************************/ -/***** Span-based pixel drawing *****/ -/**********************************************************************/ - - -/* Write a horizontal span of 32-bit color-index pixels with a boolean mask. */ -static void write_ci32_span( const GLcontext* ctx, - GLuint n, GLint x, GLint y, - const GLuint index[], - const GLubyte mask[] ) -{ - GLuint i; - PBYTE Mem=Current->ScreenMem+FLIP(y)*Current->ScanWidth+x; - (void) ctx; - assert(Current->rgb_flag==GL_FALSE); - for (i=0; i<n; i++) - if (mask[i]) - Mem[i]=index[i]; -} - - -/* Write a horizontal span of 8-bit color-index pixels with a boolean mask. */ -static void write_ci8_span( const GLcontext* ctx, - GLuint n, GLint x, GLint y, - const GLubyte index[], - const GLubyte mask[] ) -{ - GLuint i; - PBYTE Mem=Current->ScreenMem+FLIP(y)*Current->ScanWidth+x; - (void) ctx; - assert(Current->rgb_flag==GL_FALSE); - for (i=0; i<n; i++) - if (mask[i]) - Mem[i]=index[i]; -} - - - -/* - * Write a horizontal span of pixels with a boolean mask. The current - * color index is used for all pixels. - */ -static void write_mono_ci_span(const GLcontext* ctx, - GLuint n,GLint x,GLint y, - GLuint colorIndex, const GLubyte mask[]) -{ - GLuint i; - BYTE *Mem=Current->ScreenMem+FLIP(y)*Current->ScanWidth+x; - (void) ctx; - assert(Current->rgb_flag==GL_FALSE); - for (i=0; i<n; i++) - if (mask[i]) - Mem[i]=colorIndex; -} - -/* - * To improve the performance of this routine, frob the data into an actual - * scanline and call bitblt on the complete scan line instead of SetPixel. - */ +/* These are slow, but work with all non-indexed visual types */ /* Write a horizontal span of RGBA color pixels with a boolean mask. */ -static void write_rgba_span( const GLcontext* ctx, GLuint n, GLint x, GLint y, - const GLubyte rgba[][4], const GLubyte mask[] ) -{ - PWMC pwc = Current; - (void) ctx; - - if (pwc->rgb_flag==GL_TRUE) - { - GLuint i; - /*HDC DC=DD_GETDC;*/ - y=FLIP(y); - if (mask) { - for (i=0; i<n; i++) - if (mask[i]) - wmSetPixel(pwc, y, x + i, - rgba[i][RCOMP], rgba[i][GCOMP], rgba[i][BCOMP]); - } - else { +static void write_rgba_span_single(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLubyte rgba[][4], + const GLubyte mask[] ) +{ + PWMC pwc = Current; + GLuint i; + + (void) ctx; + y=FLIP(y); + if (mask) { for (i=0; i<n; i++) - wmSetPixel(pwc, y, x + i, - rgba[i][RCOMP], rgba[i][GCOMP], rgba[i][BCOMP] ); - } - DD_RELEASEDC; + if (mask[i]) + SetPixel(pwc->hDC, x+i, y, RGB(rgba[i][RCOMP], rgba[i][GCOMP], + rgba[i][BCOMP])); } - else - { - GLuint i; - BYTE *Mem=Current->ScreenMem+y*Current->ScanWidth+x; - y = FLIP(y); - if (mask) { - for (i=0; i<n; i++) - if (mask[i]) - Mem[i] = GetNearestPaletteIndex(Current->hPal, - RGB(rgba[i][RCOMP], - rgba[i][GCOMP], - rgba[i][BCOMP])); - } - else { + else { for (i=0; i<n; i++) - Mem[i] = GetNearestPaletteIndex(Current->hPal, - RGB(rgba[i][RCOMP], - rgba[i][GCOMP], - rgba[i][BCOMP])); - } + SetPixel(pwc->hDC, x+i, y, RGB(rgba[i][RCOMP], rgba[i][GCOMP], + rgba[i][BCOMP])); } + } /* Write a horizontal span of RGB color pixels with a boolean mask. */ -static void write_rgb_span( const GLcontext* ctx, - GLuint n, GLint x, GLint y, - const GLubyte rgb[][3], const GLubyte mask[] ) -{ - PWMC pwc = Current; - (void) ctx; - - if (pwc->rgb_flag==GL_TRUE) - { - GLuint i; - /*HDC DC=DD_GETDC;*/ - y=FLIP(y); - if (mask) { - for (i=0; i<n; i++) - if (mask[i]) - wmSetPixel(pwc, y, x + i, - rgb[i][RCOMP], rgb[i][GCOMP], rgb[i][BCOMP]); - } - else { +static void write_rgb_span_single(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLubyte rgb[][3], + const GLubyte mask[] ) +{ + PWMC pwc = Current; + GLuint i; + + (void) ctx; + y=FLIP(y); + if (mask) { for (i=0; i<n; i++) - wmSetPixel(pwc, y, x + i, - rgb[i][RCOMP], rgb[i][GCOMP], rgb[i][BCOMP] ); - } - DD_RELEASEDC; + if (mask[i]) + SetPixel(pwc->hDC, x+i, y, RGB(rgb[i][RCOMP], rgb[i][GCOMP], + rgb[i][BCOMP])); } - else - { - GLuint i; - BYTE *Mem=Current->ScreenMem+y*Current->ScanWidth+x; - y = FLIP(y); - if (mask) { - for (i=0; i<n; i++) - if (mask[i]) - Mem[i] = GetNearestPaletteIndex(Current->hPal, - RGB(rgb[i][RCOMP], - rgb[i][GCOMP], - rgb[i][BCOMP])); - } - else { + else { for (i=0; i<n; i++) - Mem[i] = GetNearestPaletteIndex(Current->hPal, - RGB(rgb[i][RCOMP], - rgb[i][GCOMP], - rgb[i][BCOMP])); - } + SetPixel(pwc->hDC, x+i, y, RGB(rgb[i][RCOMP], rgb[i][GCOMP], + rgb[i][BCOMP])); } + } /* * Write a horizontal span of pixels with a boolean mask. The current color * is used for all pixels. */ -static void write_mono_rgba_span( const GLcontext* ctx, - GLuint n, GLint x, GLint y, - const GLchan color[4], const GLubyte mask[]) +static void write_mono_rgba_span_single(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLchan color[4], + const GLubyte mask[]) { - GLuint i; - PWMC pwc = Current; - (void) ctx; - assert(Current->rgb_flag==GL_TRUE); - y=FLIP(y); - if(Current->rgb_flag==GL_TRUE) - { - for (i=0; i<n; i++) - if (mask[i]) - wmSetPixel(pwc,y,x+i,color[RCOMP], color[GCOMP], color[BCOMP]); - } - else - { - HDC DC=DD_GETDC; - ULONG pixel = RGB( color[RCOMP], color[GCOMP], color[BCOMP] ); - for (i=0; i<n; i++) - if (mask[i]) - SetPixel(DC, y, x+i, pixel); - DD_RELEASEDC; - } -} - - - -/**********************************************************************/ -/***** Array-based pixel drawing *****/ -/**********************************************************************/ + GLuint i; + PWMC pwc = Current; + COLORREF colorref; - -/* Write an array of 32-bit index pixels with a boolean mask. */ -static void write_ci32_pixels( const GLcontext* ctx, - GLuint n, const GLint x[], const GLint y[], - const GLuint index[], const GLubyte mask[] ) -{ - GLuint i; - (void) ctx; - assert(Current->rgb_flag==GL_FALSE); - for (i=0; i<n; i++) { - if (mask[i]) { - BYTE *Mem=Current->ScreenMem+FLIP(y[i])*Current->ScanWidth+x[i]; - *Mem = index[i]; + (void) ctx; + colorref = RGB(color[RCOMP], color[GCOMP], color[BCOMP]); + y=FLIP(y); + if (mask) { + for (i=0; i<n; i++) + if (mask[i]) + SetPixel(pwc->hDC, x+i, y, colorref); } - } -} - - + else + for (i=0; i<n; i++) + SetPixel(pwc->hDC, x+i, y, colorref); -/* - * Write an array of pixels with a boolean mask. The current color - * index is used for all pixels. - */ -static void write_mono_ci_pixels( const GLcontext* ctx, - GLuint n, - const GLint x[], const GLint y[], - GLuint colorIndex, const GLubyte mask[] ) -{ - GLuint i; - (void) ctx; - assert(Current->rgb_flag==GL_FALSE); - for (i=0; i<n; i++) { - if (mask[i]) { - BYTE *Mem=Current->ScreenMem+FLIP(y[i])*Current->ScanWidth+x[i]; - *Mem = colorIndex; - } - } } - - /* Write an array of RGBA pixels with a boolean mask. */ -static void write_rgba_pixels( const GLcontext* ctx, - GLuint n, const GLint x[], const GLint y[], - const GLubyte rgba[][4], const GLubyte mask[] ) -{ - GLuint i; - PWMC pwc = Current; - /*HDC DC=DD_GETDC;*/ - (void) ctx; - assert(Current->rgb_flag==GL_TRUE); - for (i=0; i<n; i++) - if (mask[i]) - wmSetPixel(pwc, FLIP(y[i]), x[i], - rgba[i][RCOMP], rgba[i][GCOMP], rgba[i][BCOMP]); - DD_RELEASEDC; +static void write_rgba_pixels_single(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, + const GLint x[], const GLint y[], + const GLubyte rgba[][4], + const GLubyte mask[] ) +{ + GLuint i; + PWMC pwc = Current; + (void) ctx; + for (i=0; i<n; i++) + if (mask[i]) + SetPixel(pwc->hDC, x[i], FLIP(y[i]), + RGB(rgba[i][RCOMP], rgba[i][GCOMP], + rgba[i][BCOMP])); } @@ -960,2428 +450,733 @@ static void write_rgba_pixels( const GLcontext* ctx, * Write an array of pixels with a boolean mask. The current color * is used for all pixels. */ -static void write_mono_rgba_pixels( const GLcontext* ctx, - GLuint n, - const GLint x[], const GLint y[], - const GLchan color[4], - const GLubyte mask[] ) -{ - GLuint i; - PWMC pwc = Current; - /*HDC DC=DD_GETDC;*/ - (void) ctx; - assert(Current->rgb_flag==GL_TRUE); - for (i=0; i<n; i++) - if (mask[i]) - wmSetPixel(pwc, FLIP(y[i]),x[i],color[RCOMP], - color[GCOMP], color[BCOMP]); - DD_RELEASEDC; -} - - - -/**********************************************************************/ -/***** Read spans/arrays of pixels *****/ -/**********************************************************************/ - - -/* Read a horizontal span of color-index pixels. */ -static void read_ci32_span( const GLcontext* ctx, GLuint n, GLint x, GLint y, - GLuint index[]) -{ - GLuint i; - BYTE *Mem=Current->ScreenMem+FLIP(y)*Current->ScanWidth+x; - (void) ctx; - assert(Current->rgb_flag==GL_FALSE); - for (i=0; i<n; i++) - index[i]=Mem[i]; -} - - - - -/* Read an array of color index pixels. */ -static void read_ci32_pixels( const GLcontext* ctx, - GLuint n, const GLint x[], const GLint y[], - GLuint indx[], const GLubyte mask[] ) -{ - GLuint i; - (void) ctx; - assert(Current->rgb_flag==GL_FALSE); - for (i=0; i<n; i++) { - if (mask[i]) { - indx[i]=*(Current->ScreenMem+FLIP(y[i])*Current->ScanWidth+x[i]); - } - } +static void write_mono_rgba_pixels_single(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, + const GLint x[], const GLint y[], + const GLchan color[4], + const GLubyte mask[] ) +{ + GLuint i; + PWMC pwc = Current; + COLORREF colorref; + (void) ctx; + colorref = RGB(color[RCOMP], color[GCOMP], color[BCOMP]); + for (i=0; i<n; i++) + if (mask[i]) + SetPixel(pwc->hDC, x[i], FLIP(y[i]), colorref); } - - /* Read a horizontal span of color pixels. */ -static void read_rgba_span( const GLcontext* ctx, - GLuint n, GLint x, GLint y, - GLubyte rgba[][4] ) -{ - UINT i; - COLORREF Color; - HDC DC=DD_GETDC; - (void) ctx; - assert(Current->rgb_flag==GL_TRUE); - y = Current->height - y - 1; - for (i=0; i<n; i++) { - Color=GetPixel(DC,x+i,y); - rgba[i][RCOMP] = GetRValue(Color); - rgba[i][GCOMP] = GetGValue(Color); - rgba[i][BCOMP] = GetBValue(Color); - rgba[i][ACOMP] = 255; - } - DD_RELEASEDC; +static void read_rgba_span_single(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + GLubyte rgba[][4] ) +{ + GLuint i; + COLORREF Color; + y = FLIP(y); + for (i=0; i<n; i++) { + Color = GetPixel(Current->hDC, x+i, y); + rgba[i][RCOMP] = GetRValue(Color); + rgba[i][GCOMP] = GetGValue(Color); + rgba[i][BCOMP] = GetBValue(Color); + rgba[i][ACOMP] = 255; + } } /* Read an array of color pixels. */ -static void read_rgba_pixels( const GLcontext* ctx, - GLuint n, const GLint x[], const GLint y[], - GLubyte rgba[][4], const GLubyte mask[] ) +static void read_rgba_pixels_single(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + GLubyte rgba[][4]) { GLuint i; COLORREF Color; - HDC DC=DD_GETDC; - (void) ctx; - assert(Current->rgb_flag==GL_TRUE); for (i=0; i<n; i++) { - if (mask[i]) { - GLint y2 = Current->height - y[i] - 1; - Color=GetPixel(DC,x[i],y2); + GLint y2 = FLIP(y[i]); + Color = GetPixel(Current->hDC, x[i], y2); rgba[i][RCOMP] = GetRValue(Color); rgba[i][GCOMP] = GetGValue(Color); rgba[i][BCOMP] = GetBValue(Color); rgba[i][ACOMP] = 255; - } } - DD_RELEASEDC; } +/*********************************************************************/ +/* DOUBLE BUFFER 32-bit */ -/**********************************************************************/ -/**********************************************************************/ - +#define WMSETPIXEL32(pwc, y, x, r, g, b) { \ +LPDWORD lpdw = ((LPDWORD)((pwc)->pbPixels + (pwc)->ScanWidth * (y)) + (x)); \ +*lpdw = BGR32((r),(g),(b)); } -static const struct gl_texture_format * -choose_tex_format( GLcontext *ctx, GLint internalFormat, - GLenum format, GLenum type ) -{ - switch (internalFormat) { - case GL_COMPRESSED_RGB_ARB: - return &_mesa_texformat_rgb; - case GL_COMPRESSED_RGBA_ARB: - return &_mesa_texformat_rgba; - default: - return _mesa_choose_tex_format(ctx, internalFormat, format, type); - } -} -static const GLubyte *get_string(GLcontext *ctx, GLenum name) +/* Write a horizontal span of RGBA color pixels with a boolean mask. */ +static void write_rgba_span_32(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLubyte rgba[][4], + const GLubyte mask[] ) { - (void) ctx; - if (name == GL_RENDERER) { - return (GLubyte *) "Mesa Windows"; - } - else { - return NULL; - } -} - -static void wmesa_update_state( GLcontext *ctx, GLuint new_state ); + PWMC pwc = Current; + GLuint i; + LPDWORD lpdw; -static void SetFunctionPointers( struct dd_function_table *functions ) -{ - functions->GetString = get_string; - functions->UpdateState = wmesa_update_state; - functions->ResizeBuffers = _swrast_alloc_buffers; - functions->GetBufferSize = get_buffer_size; - functions->Viewport = viewport; - - functions->Clear = clear; - - functions->Flush = flush; - functions->ClearIndex = clear_index; - functions->ClearColor = clear_color; - functions->Enable = enable; - -#if SWTC - functions->ChooseTextureFormat = choose_tex_format; -#endif + (void) ctx; + + y=FLIP(y); + lpdw = ((LPDWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + if (mask) { + for (i=0; i<n; i++) + if (mask[i]) + lpdw[i] = BGR32(rgba[i][RCOMP], rgba[i][GCOMP], + rgba[i][BCOMP]); + } + else { + for (i=0; i<n; i++) + *lpdw++ = BGR32(rgba[i][RCOMP], rgba[i][GCOMP], + rgba[i][BCOMP]); + } } -static void SetSWrastPointers(GLcontext *ctx) -{ - struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference( ctx ); - swdd->SetBuffer = set_buffer; - - /* Pixel/span writing functions: */ - swdd->WriteRGBASpan = write_rgba_span; - swdd->WriteRGBSpan = write_rgb_span; - swdd->WriteMonoRGBASpan = write_mono_rgba_span; - swdd->WriteRGBAPixels = write_rgba_pixels; - swdd->WriteMonoRGBAPixels = write_mono_rgba_pixels; - swdd->WriteCI32Span = write_ci32_span; - swdd->WriteCI8Span = write_ci8_span; - swdd->WriteMonoCISpan = write_mono_ci_span; - swdd->WriteCI32Pixels = write_ci32_pixels; - swdd->WriteMonoCIPixels = write_mono_ci_pixels; - - swdd->ReadCI32Span = read_ci32_span; - swdd->ReadRGBASpan = read_rgba_span; - swdd->ReadCI32Pixels = read_ci32_pixels; - swdd->ReadRGBAPixels = read_rgba_pixels; -} - - -static void wmesa_update_state( GLcontext *ctx, GLuint new_state ) +/* Write a horizontal span of RGB color pixels with a boolean mask. */ +static void write_rgb_span_32(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLubyte rgb[][4], + const GLubyte mask[] ) { - /*struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference( ctx );*/ - TNLcontext *tnl = TNL_CONTEXT(ctx); - - /* - * XXX these function pointers could be initialized just once during - * context creation since they don't depend on any state changes. - * kws - This is true - this function gets called a lot and it - * would be good to minimize setting all this when not needed. - */ -#ifndef SET_FPOINTERS_ONCE - SetFunctionPointers(&ctx->Driver); - SetSWrastPointers(ctx); -#if 0 - ctx->Driver.GetString = get_string; - ctx->Driver.UpdateState = wmesa_update_state; - ctx->Driver.ResizeBuffers = _swrast_alloc_buffers; - ctx->Driver.GetBufferSize = buffer_size; - - ctx->Driver.Accum = _swrast_Accum; - ctx->Driver.Bitmap = _swrast_Bitmap; - ctx->Driver.Clear = clear; - - ctx->Driver.Flush = flush; - ctx->Driver.ClearIndex = clear_index; - ctx->Driver.ClearColor = clear_color; - ctx->Driver.Enable = enable; - - ctx->Driver.CopyPixels = _swrast_CopyPixels; - ctx->Driver.DrawPixels = _swrast_DrawPixels; - ctx->Driver.ReadPixels = _swrast_ReadPixels; - - ctx->Driver.ChooseTextureFormat = _mesa_choose_tex_format; - ctx->Driver.TexImage1D = _mesa_store_teximage1d; - ctx->Driver.TexImage2D = _mesa_store_teximage2d; - ctx->Driver.TexImage3D = _mesa_store_teximage3d; - ctx->Driver.TexSubImage1D = _mesa_store_texsubimage1d; - ctx->Driver.TexSubImage2D = _mesa_store_texsubimage2d; - ctx->Driver.TexSubImage3D = _mesa_store_texsubimage3d; - ctx->Driver.TestProxyTexImage = _mesa_test_proxy_teximage; - - ctx->Driver.CompressedTexImage1D = _mesa_store_compressed_teximage1d; - ctx->Driver.CompressedTexImage2D = _mesa_store_compressed_teximage2d; - ctx->Driver.CompressedTexImage3D = _mesa_store_compressed_teximage3d; - ctx->Driver.CompressedTexSubImage1D = _mesa_store_compressed_texsubimage1d; - ctx->Driver.CompressedTexSubImage2D = _mesa_store_compressed_texsubimage2d; - ctx->Driver.CompressedTexSubImage3D = _mesa_store_compressed_texsubimage3d; - - ctx->Driver.CopyTexImage1D = _swrast_copy_teximage1d; - ctx->Driver.CopyTexImage2D = _swrast_copy_teximage2d; - ctx->Driver.CopyTexSubImage1D = _swrast_copy_texsubimage1d; - ctx->Driver.CopyTexSubImage2D = _swrast_copy_texsubimage2d; - ctx->Driver.CopyTexSubImage3D = _swrast_copy_texsubimage3d; - ctx->Driver.CopyColorTable = _swrast_CopyColorTable; - ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable; - ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D; - ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D; - - swdd->SetBuffer = set_buffer; - - /* Pixel/span writing functions: */ - swdd->WriteRGBASpan = write_rgba_span; - swdd->WriteRGBSpan = write_rgb_span; - swdd->WriteMonoRGBASpan = write_mono_rgba_span; - swdd->WriteRGBAPixels = write_rgba_pixels; - swdd->WriteMonoRGBAPixels = write_mono_rgba_pixels; - swdd->WriteCI32Span = write_ci32_span; - swdd->WriteCI8Span = write_ci8_span; - swdd->WriteMonoCISpan = write_mono_ci_span; - swdd->WriteCI32Pixels = write_ci32_pixels; - swdd->WriteMonoCIPixels = write_mono_ci_pixels; - - swdd->ReadCI32Span = read_ci32_span; - swdd->ReadRGBASpan = read_rgba_span; - swdd->ReadCI32Pixels = read_ci32_pixels; - swdd->ReadRGBAPixels = read_rgba_pixels; -#endif // 0 -#endif // !SET_FPOINTERS_ONCE - tnl->Driver.RunPipeline = _tnl_run_pipeline; - - _swrast_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); - _ac_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); -} - - - - -/**********************************************************************/ -/***** WMesa API Functions *****/ -/**********************************************************************/ - -#if 0 /* unused */ + PWMC pwc = Current; + GLuint i; + LPDWORD lpdw; -#define PAL_SIZE 256 -static void GetPalette(HPALETTE Pal,RGBQUAD *aRGB) -{ - int i; - HDC hdc; - struct - { - WORD Version; - WORD NumberOfEntries; - PALETTEENTRY aEntries[PAL_SIZE]; - } Palette; - Palette.Version = 0x300; - Palette.NumberOfEntries = PAL_SIZE; - hdc=GetDC(NULL); - if (Pal!=NULL) - GetPaletteEntries(Pal,0,PAL_SIZE,Palette.aEntries); - else - GetSystemPaletteEntries(hdc,0,PAL_SIZE,Palette.aEntries); - if (GetSystemPaletteUse(hdc) == SYSPAL_NOSTATIC) - { - for(i = 0; i <PAL_SIZE; i++) - Palette.aEntries[i].peFlags = PC_RESERVED; - Palette.aEntries[255].peRed = 255; - Palette.aEntries[255].peGreen = 255; - Palette.aEntries[255].peBlue = 255; - Palette.aEntries[255].peFlags = 0; - Palette.aEntries[0].peRed = 0; - Palette.aEntries[0].peGreen = 0; - Palette.aEntries[0].peBlue = 0; - Palette.aEntries[0].peFlags = 0; - } - else - { - int nStaticColors; - int nUsableColors; - nStaticColors = GetDeviceCaps(hdc, NUMCOLORS)/2; - for (i=0; i<nStaticColors; i++) - Palette.aEntries[i].peFlags = 0; - nUsableColors = PAL_SIZE-nStaticColors; - for (; i<nUsableColors; i++) - Palette.aEntries[i].peFlags = PC_RESERVED; - for (; i<PAL_SIZE-nStaticColors; i++) - Palette.aEntries[i].peFlags = PC_RESERVED; - for (i=PAL_SIZE-nStaticColors; i<PAL_SIZE; i++) - Palette.aEntries[i].peFlags = 0; + (void) ctx; + + y=FLIP(y); + lpdw = ((LPDWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + if (mask) { + for (i=0; i<n; i++) + if (mask[i]) + lpdw[i] = BGR32(rgb[i][RCOMP], rgb[i][GCOMP], + rgb[i][BCOMP]); } - ReleaseDC(NULL,hdc); - for (i=0; i<PAL_SIZE; i++) - { - aRGB[i].rgbRed=Palette.aEntries[i].peRed; - aRGB[i].rgbGreen=Palette.aEntries[i].peGreen; - aRGB[i].rgbBlue=Palette.aEntries[i].peBlue; - aRGB[i].rgbReserved=Palette.aEntries[i].peFlags; + else { + for (i=0; i<n; i++) + *lpdw++ = BGR32(rgb[i][RCOMP], rgb[i][GCOMP], + rgb[i][BCOMP]); } } -#endif /* unused */ - -WMesaContext WMesaCreateContext( HWND hWnd, HPALETTE* Pal, - GLboolean rgb_flag, - GLboolean db_flag, - GLboolean alpha_flag ) -{ - RECT CR; - WMesaContext c; - GLboolean true_color_flag; - struct dd_function_table functions; - (void) Pal; - - c = (struct wmesa_context * ) calloc(1,sizeof(struct wmesa_context)); - if (!c) - return NULL; - - c->Window=hWnd; - c->hDC = GetDC(hWnd); - true_color_flag = GetDeviceCaps(c->hDC, BITSPIXEL) > 8; -#ifdef DDRAW - if(true_color_flag) c->rgb_flag = rgb_flag = GL_TRUE; -#endif - - -#ifdef DITHER - if ((true_color_flag==GL_FALSE) && (rgb_flag == GL_TRUE)){ - c->dither_flag = GL_TRUE; -#ifdef USE_WING - c->hPalHalfTone = WinGCreateHalftonePalette(); -#else - c->hPalHalfTone = CreateHalftonePalette(c->hDC); -#endif - } - else - c->dither_flag = GL_FALSE; -#else - c->dither_flag = GL_FALSE; -#endif - - - if (rgb_flag==GL_FALSE) - { - c->rgb_flag = GL_FALSE; -#if 0 - /* Old WinG stuff???? */ - c->db_flag = db_flag =GL_TRUE; /* WinG requires double buffering */ - printf("Single buffer is not supported in color index mode, ", - "setting to double buffer.\n"); -#endif - } - else - { - c->rgb_flag = GL_TRUE; - } - GetClientRect(c->Window,&CR); - c->width=CR.right; - c->height=CR.bottom; - if (db_flag) - { - c->db_flag = 1; - /* Double buffered */ -#ifndef DDRAW - { - wmCreateBackingStore(c, c->width, c->height); - - } -#endif - } - else - { - /* Single Buffered */ - if (c->rgb_flag) - c->db_flag = 0; +/* + * Write a horizontal span of pixels with a boolean mask. The current color + * is used for all pixels. + */ +static void write_mono_rgba_span_32(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLchan color[4], + const GLubyte mask[]) +{ + LPDWORD lpdw; + DWORD pixel; + GLuint i; + PWMC pwc = Current; + lpdw = ((LPDWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + y=FLIP(y); + pixel = BGR32(color[RCOMP], color[GCOMP], color[BCOMP]); + if (mask) { + for (i=0; i<n; i++) + if (mask[i]) + lpdw[i] = pixel; } -#ifdef DDRAW - if (DDInit(c,hWnd) == GL_FALSE) { - free( (void *) c ); - exit(1); - } -#endif - - - c->gl_visual = _mesa_create_visual(rgb_flag, - db_flag, /* db_flag */ - GL_FALSE, /* stereo */ - 8,8,8, /* r, g, b bits */ - alpha_flag ? 8 : 0, /* alpha bits */ - 0, /* index bits */ - 16, /* depth_bits */ - 8, /* stencil_bits */ - 16,16,16,/* accum_bits */ - alpha_flag ? 16 : 0, /* alpha accum */ - 1); - - if (!c->gl_visual) { - return NULL; - } + else + for (i=0; i<n; i++) + *lpdw++ = pixel; - _mesa_init_driver_functions(&functions); - SetFunctionPointers(&functions); - - /* allocate a new Mesa context */ - c->gl_ctx = _mesa_create_context( c->gl_visual, NULL, - &functions, (void *) c ); - - if (!c->gl_ctx) { - _mesa_destroy_visual( c->gl_visual ); - free(c); - return NULL; - } - - _mesa_enable_sw_extensions(c->gl_ctx); - _mesa_enable_1_3_extensions(c->gl_ctx); - _mesa_enable_1_4_extensions(c->gl_ctx); - _mesa_enable_1_5_extensions(c->gl_ctx); - _mesa_enable_2_0_extensions(c->gl_ctx); -#if SWTC - if (c->gl_ctx->Mesa_DXTn) { - _mesa_enable_extension(c->gl_ctx, "GL_EXT_texture_compression_s3tc"); - _mesa_enable_extension(c->gl_ctx, "GL_S3_s3tc"); - } - _mesa_enable_extension(c->gl_ctx, "GL_3DFX_texture_compression_FXT1"); -#endif - - c->gl_buffer = _mesa_create_framebuffer( c->gl_visual, - c->gl_visual->depthBits > 0, - c->gl_visual->stencilBits > 0, - c->gl_visual->accumRedBits > 0, - alpha_flag /* s/w alpha */ ); - if (!c->gl_buffer) { - _mesa_destroy_visual( c->gl_visual ); - _mesa_free_context_data( c->gl_ctx ); - free(c); - return NULL; - } - - /* Initialize the software rasterizer and helper modules. - */ - { - GLcontext *ctx = c->gl_ctx; - _swrast_CreateContext( ctx ); - _ac_CreateContext( ctx ); - _tnl_CreateContext( ctx ); - _swsetup_CreateContext( ctx ); - -#ifdef SET_FPOINTERS_ONCE - /*SetFunctionPointers(ctx);*/ - SetSWrastPointers(ctx); -#endif // SET_FPOINTERS_ONCE - _swsetup_Wakeup( ctx ); - } -#ifdef COMPILE_SETPIXEL - ChooseSetPixel(c); -#endif - return c; } -void WMesaDestroyContext( void ) -{ - WMesaContext c = Current; - ReleaseDC(c->Window,c->hDC); - WC = c; - if(c->hPalHalfTone != NULL) - DeleteObject(c->hPalHalfTone); - - _swsetup_DestroyContext( c->gl_ctx ); - _tnl_DestroyContext( c->gl_ctx ); - _ac_DestroyContext( c->gl_ctx ); - _swrast_DestroyContext( c->gl_ctx ); - - _mesa_destroy_visual( c->gl_visual ); - _mesa_destroy_framebuffer( c->gl_buffer ); - _mesa_free_context_data( c->gl_ctx ); - free( (void *) c->gl_ctx); - - if (c->db_flag) -#ifdef DDRAW - DDFree(c); -#else - wmDeleteBackingStore(c); -#endif - free( (void *) c ); -#if !defined(NO_PARALLEL) - if(parallelMachine) - PRDestroyRenderBuffer(); -#endif - - // Destroyed context no longer valid - WMesaMakeCurrent( NULL ); +/* Write an array of RGBA pixels with a boolean mask. */ +static void write_rgba_pixels_32(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + const GLubyte rgba[][4], + const GLubyte mask[]) +{ + GLuint i; + PWMC pwc = Current; + for (i=0; i<n; i++) + if (mask[i]) + WMSETPIXEL32(pwc, FLIP(y[i]), x[i], + rgba[i][RCOMP], rgba[i][GCOMP], rgba[i][BCOMP]); } - -void WMesaMakeCurrent( WMesaContext c ) -{ - if(!c){ - Current = c; - return; - } - - if(Current == c) - return; - - Current = c; - wmesa_update_state(c->gl_ctx, 0); - _mesa_make_current(c->gl_ctx, c->gl_buffer); - if ((c->cColorBits <= 8 ) && (c->rgb_flag == GL_TRUE)){ - WMesaPaletteChange(c->hPalHalfTone); - } +/* + * Write an array of pixels with a boolean mask. The current color + * is used for all pixels. + */ +static void write_mono_rgba_pixels_32(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, + const GLint x[], const GLint y[], + const GLchan color[4], + const GLubyte mask[]) +{ + GLuint i; + PWMC pwc = Current; + for (i=0; i<n; i++) + if (mask[i]) + WMSETPIXEL32(pwc, FLIP(y[i]),x[i],color[RCOMP], + color[GCOMP], color[BCOMP]); } - - -void WMesaSwapBuffers( void ) -{ -/* HDC DC = Current->hDC;*/ - GET_CURRENT_CONTEXT(ctx); - - /* If we're swapping the buffer associated with the current context - * we have to flush any pending rendering commands first. - */ - if (Current && Current->gl_ctx == ctx) - _mesa_notifySwapBuffers(ctx); - - if (Current->db_flag) - wmFlush(Current); +/* Read a horizontal span of color pixels. */ +static void read_rgba_span_32(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + GLubyte rgba[][4] ) +{ + GLuint i; + DWORD pixel; + LPDWORD lpdw; + PWMC pwc = Current; + + y = FLIP(y); + lpdw = ((LPDWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + for (i=0; i<n; i++) { + pixel = lpdw[i]; + rgba[i][RCOMP] = (pixel & 0x00ff0000) >> 16; + rgba[i][GCOMP] = (pixel & 0x0000ff00) >> 8; + rgba[i][BCOMP] = (pixel & 0x000000ff); + rgba[i][ACOMP] = 255; + } } - -void WMesaPaletteChange(HPALETTE Pal) -{ -#ifndef DDRAW - int vRet; -#endif - LPPALETTEENTRY pPal; - if (Current && (Current->rgb_flag==GL_FALSE || - Current->dither_flag == GL_TRUE)) - { - pPal = (PALETTEENTRY *)malloc( 256 * sizeof(PALETTEENTRY)); - Current->hPal=Pal; - GetPaletteEntries( Pal, 0, 256, pPal ); -#ifdef DDRAW - Current->lpDD->lpVtbl->CreatePalette(Current->lpDD,DDPCAPS_8BIT, - pPal, &(Current->lpDDPal), NULL); - if (Current->lpDDPal) - Current->lpDDSPrimary->lpVtbl->SetPalette(Current->lpDDSPrimary, - Current->lpDDPal); -#else - vRet = SetDIBColorTable(Current->dib.hDC, 0, 256, (RGBQUAD*)pPal); -#endif - free( pPal ); - } +/* Read an array of color pixels. */ +static void read_rgba_pixels_32(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + GLubyte rgba[][4]) +{ + GLuint i; + DWORD pixel; + LPDWORD lpdw; + PWMC pwc = Current; + + for (i=0; i<n; i++) { + GLint y2 = FLIP(y[i]); + lpdw = ((LPDWORD)(pwc->pbPixels + pwc->ScanWidth * y2)) + x[i]; + pixel = lpdw[i]; + rgba[i][RCOMP] = (pixel & 0x00ff0000) >> 16; + rgba[i][GCOMP] = (pixel & 0x0000ff00) >> 8; + rgba[i][BCOMP] = (pixel & 0x000000ff); + rgba[i][ACOMP] = 255; + } } +/*********************************************************************/ +/* DOUBLE BUFFER 16-bit */ -static unsigned char threeto8[8] = { - 0, 0111>>1, 0222>>1, 0333>>1, 0444>>1, 0555>>1, 0666>>1, 0377 -}; +#define WMSETPIXEL16(pwc, y, x, r, g, b) { \ +LPWORD lpw = ((LPWORD)((pwc)->pbPixels + (pwc)->ScanWidth * (y)) + (x)); \ +*lpw = BGR16((r),(g),(b)); } -static unsigned char twoto8[4] = { - 0, 0x55, 0xaa, 0xff -}; -static unsigned char oneto8[2] = { - 0, 255 -}; -static unsigned char componentFromIndex(UCHAR i, UINT nbits, UINT shift) +/* Write a horizontal span of RGBA color pixels with a boolean mask. */ +static void write_rgba_span_16(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLubyte rgba[][4], + const GLubyte mask[] ) { - unsigned char val; - - val = i >> shift; - switch (nbits) { - - case 1: - val &= 0x1; - return oneto8[val]; - - case 2: - val &= 0x3; - return twoto8[val]; - - case 3: - val &= 0x7; - return threeto8[val]; - - default: - return 0; - } -} + PWMC pwc = Current; + GLuint i; + LPWORD lpw; -void wmCreatePalette( PWMC pwdc ) -{ - /* Create a compressed and re-expanded 3:3:2 palette */ - int i; - LOGPALETTE *pPal; - BYTE rb, rs, gb, gs, bb, bs; - - pwdc->nColors = 0x100; - - pPal = (PLOGPALETTE)malloc(sizeof(LOGPALETTE) + - pwdc->nColors * sizeof(PALETTEENTRY)); - memset( pPal, 0, sizeof(LOGPALETTE) + pwdc->nColors * sizeof(PALETTEENTRY) ); - - pPal->palVersion = 0x300; - - rb = REDBITS; - rs = REDSHIFT; - gb = GREENBITS; - gs = GREENSHIFT; - bb = BLUEBITS; - bs = BLUESHIFT; - - if (pwdc->db_flag) { + (void) ctx; - /* Need to make two palettes: one for the screen DC and one for the DIB. */ - pPal->palNumEntries = pwdc->nColors; - for (i = 0; i < pwdc->nColors; i++) { - pPal->palPalEntry[i].peRed = componentFromIndex( i, rb, rs ); - pPal->palPalEntry[i].peGreen = componentFromIndex( i, gb, gs ); - pPal->palPalEntry[i].peBlue = componentFromIndex( i, bb, bs ); - pPal->palPalEntry[i].peFlags = 0; + y=FLIP(y); + lpw = ((LPWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + if (mask) { + for (i=0; i<n; i++) + if (mask[i]) + lpw[i] = BGR16(rgba[i][RCOMP], rgba[i][GCOMP], + rgba[i][BCOMP]); } - pwdc->hGLPalette = CreatePalette( pPal ); - pwdc->hPalette = CreatePalette( pPal ); - } - - else { - pPal->palNumEntries = pwdc->nColors; - for (i = 0; i < pwdc->nColors; i++) { - pPal->palPalEntry[i].peRed = componentFromIndex( i, rb, rs ); - pPal->palPalEntry[i].peGreen = componentFromIndex( i, gb, gs ); - pPal->palPalEntry[i].peBlue = componentFromIndex( i, bb, bs ); - pPal->palPalEntry[i].peFlags = 0; + else { + for (i=0; i<n; i++) + *lpw++ = BGR16(rgba[i][RCOMP], rgba[i][GCOMP], + rgba[i][BCOMP]); } - pwdc->hGLPalette = CreatePalette( pPal ); - } - - free(pPal); - -} - - -void -#ifdef COMPILE_SETPIXEL - -wmSetPixelDefault(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - if (Current->db_flag) - { -#ifdef DDRAW - HDC hdc = NULL; - Current->lpDDSOffScreen->lpVtbl->Unlock(Current->lpDDSOffScreen,NULL); - Current->lpDDSOffScreen->lpVtbl->GetDC(Current->lpDDSOffScreen,&hdc); - SetPixelV(hdc,iPixel, iScanLine, RGB(r,g,b)); - Current->lpDDSOffScreen->lpVtbl->ReleaseDC(Current->lpDDSOffScreen,hdc); - while (Current->lpDDSOffScreen->lpVtbl->Lock(Current->lpDDSOffScreen,NULL, &(Current->ddsd), 0, NULL) == DDERR_WASSTILLDRAWING); -#else - SetPixelV(Current->hDC, iPixel, iScanLine, RGB(r,g,b)); -#endif - } - else - { - SetPixelV(Current->hDC, iPixel+pwc->rectSurface.left, pwc->rectSurface.top+iScanLine, RGB(r,g,b)); - } -} -#else -wmSetPixel(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - if (Current->db_flag) - { - LPBYTE lpb = pwc->pbPixels; - UINT nBypp = pwc->cColorBits >> 3; - - lpb += pwc->ScanWidth * iScanLine; - lpb += iPixel * nBypp; - - if(nBypp == 1) - { - if(pwc->dither_flag) - *lpb = DITHER_RGB_2_8BIT(r,g,b,iScanLine,iPixel); - else - *lpb = BGR8(r,g,b); - } - else if(nBypp == 2) - *((LPWORD)lpb) = BGR16(r,g,b); - else if (nBypp == 3) - { - *lpb++ = b; - *lpb++ = g; - *lpb = r; - } - else if (nBypp == 4) - *((LPDWORD)lpb) = BGR32(r,g,b); - } - else - { - SetPixel(Current->hDC, iPixel, iScanLine, RGB(r,g,b)); - } -} -#endif -#ifdef COMPILE_SETPIXEL -void wmSetPixel4(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - LPDWORD lpdw = ((LPDWORD)(pwc->pbPixels + pwc->ScanWidth * iScanLine)) + iPixel; - *lpdw = BGR32(r,g,b); -// LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel + iPixel + iPixel + iPixel; -// *((LPDWORD)lpb) = BGR32(r,g,b); } -void wmSetPixel3(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel + iPixel + iPixel; - *lpb++ = b; - *lpb++ = g; - *lpb = r; -} - -void wmSetPixel2(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - LPWORD lpw = ((LPWORD)(pwc->pbPixels + pwc->ScanWidth * iScanLine)) + iPixel; - *lpw = BGR16(r,g,b); -// LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel + iPixel; -// *((LPWORD)lpb) = BGR16(r,g,b); -} -void wmSetPixel1(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel; - *lpb = BGR8(r,g,b); -} - -void wmSetPixel1Dither(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b) -{ - LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel; - *lpb = DITHER_RGB_2_8BIT(r,g,b,iScanLine,iPixel); -} - - -void ChooseSetPixel(PWMC pwc) +/* Write a horizontal span of RGB color pixels with a boolean mask. */ +static void write_rgb_span_16(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLubyte rgb[][4], + const GLubyte mask[] ) { - UINT nBypp = (pwc ) ? pwc->cColorBits >> 3 : 0; - switch(nBypp) - { - case 1: - pwc->wmSetPixel = pwc->dither_flag ? &wmSetPixel1Dither : &wmSetPixel1; - break; - case 2: - pwc->wmSetPixel = &wmSetPixel2; - break; - case 3: - pwc->wmSetPixel = &wmSetPixel3; - break; - case 4: - pwc->wmSetPixel = &wmSetPixel4; - break; - default: - pwc->wmSetPixel = &wmSetPixelDefault; - break; - } -} + PWMC pwc = Current; + GLuint i; + LPWORD lpw; -#endif - -void wmCreateDIBSection( - HDC hDC, - PWMC pwc, // handle of device context - CONST BITMAPINFO *pbmi, // bitmap size, format, and color data - UINT iUsage // color data type indicator: RGB values or palette indices - ) -{ - DWORD dwSize = 0; - DWORD dwScanWidth; - UINT nBypp = pwc->cColorBits / 8; - HDC hic; - (void) hDC; - (void) pbmi; - - dwScanWidth = (((pwc->ScanWidth * nBypp)+ 3) & ~3); - - pwc->ScanWidth =pwc->pitch = dwScanWidth; - - if (stereo_flag) - pwc->ScanWidth = 2* pwc->pitch; - - dwSize = sizeof(BITMAPINFO) + (dwScanWidth * pwc->height); -#ifdef USE_MAPPED_FILE - pwc->dib.hFileMap = CreateFileMapping((HANDLE)PAGE_FILE, - NULL, - PAGE_READWRITE | SEC_COMMIT, - 0, - dwSize, - NULL); - - if (!pwc->dib.hFileMap) - return; - - pwc->dib.base = MapViewOfFile(pwc->dib.hFileMap, - FILE_MAP_ALL_ACCESS, - 0, - 0, - 0); - - if(!pwc->dib.base){ - CloseHandle(pwc->dib.hFileMap); - return; - } - - - CopyMemory(pwc->dib.base, pbmi, sizeof(BITMAPINFO)); -#endif // USE_MAPPED_FILE - - hic = CreateIC("display", NULL, NULL, NULL); - pwc->dib.hDC = CreateCompatibleDC(hic); - -#ifdef USE_MAPPED_FILE - - pwc->hbmDIB = CreateDIBSection(hic, - &(pwc->bmi), - (iUsage ? DIB_PAL_COLORS : DIB_RGB_COLORS), - (void **)&(pwc->pbPixels), - pwc->dib.hFileMap, - 0); -#else - pwc->hbmDIB = CreateDIBSection(hic, - &(pwc->bmi), - (iUsage ? DIB_PAL_COLORS : DIB_RGB_COLORS), - (void **)&(pwc->pbPixels), - 0, - 0); -#endif // USE_MAPPED_FILE - pwc->ScreenMem = pwc->addrOffScreen = pwc->pbPixels; - pwc->hOldBitmap = SelectObject(pwc->dib.hDC, pwc->hbmDIB); - - DeleteDC(hic); - - return; - + (void) ctx; + + y=FLIP(y); + lpw = ((LPWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + if (mask) { + for (i=0; i<n; i++) + if (mask[i]) + lpw[i] = BGR16(rgb[i][RCOMP], rgb[i][GCOMP], + rgb[i][BCOMP]); + } + else { + for (i=0; i<n; i++) + *lpw++ = BGR16(rgb[i][RCOMP], rgb[i][GCOMP], + rgb[i][BCOMP]); + } } /* - * Blit memory DC to screen DC + * Write a horizontal span of pixels with a boolean mask. The current color + * is used for all pixels. */ -BOOL wmFlush(PWMC pwc) -{ - BOOL bRet = 0; -/* DWORD dwErr = 0;*/ -#ifdef DDRAW - HRESULT ddrval; -#endif - - if(pwc->db_flag){ -#ifdef DDRAW - if (pwc->lpDDSOffScreen == NULL) - if(DDCreateOffScreen(pwc) == GL_FALSE) - return FALSE; - - pwc->lpDDSOffScreen->lpVtbl->Unlock(pwc->lpDDSOffScreen, NULL); - - while( 1 ) - { - ddrval = pwc->lpDDSPrimary->lpVtbl->Blt( pwc->lpDDSPrimary, - &(pwc->rectSurface), - pwc->lpDDSOffScreen, - &(pwc->rectOffScreen), - 0, NULL ); - - if( ddrval == DD_OK ) - { - break; - } - if( ddrval == DDERR_SURFACELOST ) - { - if(!DDRestoreAll(pwc)) - { - break; - } - } - if( ddrval != DDERR_WASSTILLDRAWING ) - { - break; - } - } - - while (pwc->lpDDSOffScreen->lpVtbl->Lock(pwc->lpDDSOffScreen, - NULL, &(pwc->ddsd), 0, NULL) == - DDERR_WASSTILLDRAWING) - ; - - if(ddrval != DD_OK) - dwErr = GetLastError(); -#else - bRet = BitBlt(pwc->hDC, 0, 0, pwc->width, pwc->height, - pwc->dib.hDC, 0, 0, SRCCOPY); -#endif - } - - return(TRUE); - -} - - -/* The following code is added by Li Wei to enable stereo display */ - -#if !defined(NO_STEREO) - -static void __gluMakeIdentityf(GLfloat m[16]) -{ - m[0+4*0] = 1; m[0+4*1] = 0; m[0+4*2] = 0; m[0+4*3] = 0; - m[1+4*0] = 0; m[1+4*1] = 1; m[1+4*2] = 0; m[1+4*3] = 0; - m[2+4*0] = 0; m[2+4*1] = 0; m[2+4*2] = 1; m[2+4*3] = 0; - m[3+4*0] = 0; m[3+4*1] = 0; m[3+4*2] = 0; m[3+4*3] = 1; -} - -static void normalize(float v[3]) -{ - float r; - - r = sqrt( v[0]*v[0] + v[1]*v[1] + v[2]*v[2] ); - if (r == 0.0) return; - - v[0] /= r; - v[1] /= r; - v[2] /= r; -} - -static void cross(float v1[3], float v2[3], float result[3]) -{ - result[0] = v1[1]*v2[2] - v1[2]*v2[1]; - result[1] = v1[2]*v2[0] - v1[0]*v2[2]; - result[2] = v1[0]*v2[1] - v1[1]*v2[0]; -} - - -static void -__gluLookAt(GLdouble eyex, GLdouble eyey, GLdouble eyez, GLdouble centerx, - GLdouble centery, GLdouble centerz, GLdouble upx, GLdouble upy, - GLdouble upz) -{ - int i; - float forward[3], side[3], up[3]; - GLfloat m[4][4]; - - forward[0] = centerx - eyex; - forward[1] = centery - eyey; - forward[2] = centerz - eyez; - - up[0] = upx; - up[1] = upy; - up[2] = upz; - - normalize(forward); - - /* Side = forward x up */ - cross(forward, up, side); - normalize(side); - - /* Recompute up as: up = side x forward */ - cross(side, forward, up); - - __gluMakeIdentityf(&m[0][0]); - m[0][0] = side[0]; - m[1][0] = side[1]; - m[2][0] = side[2]; - - m[0][1] = up[0]; - m[1][1] = up[1]; - m[2][1] = up[2]; - - m[0][2] = -forward[0]; - m[1][2] = -forward[1]; - m[2][2] = -forward[2]; +static void write_mono_rgba_span_16(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const GLchan color[4], + const GLubyte mask[]) +{ + LPWORD lpw; + WORD pixel; + GLuint i; + PWMC pwc = Current; + (void) ctx; + lpw = ((LPWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + y=FLIP(y); + pixel = BGR16(color[RCOMP], color[GCOMP], color[BCOMP]); + if (mask) { + for (i=0; i<n; i++) + if (mask[i]) + lpw[i] = pixel; + } + else + for (i=0; i<n; i++) + *lpw++ = pixel; - glMultMatrixf(&m[0][0]); - glTranslated(-eyex, -eyey, -eyez); } -GLfloat viewDistance = 1.0; - -void WMesaShowStereo(GLuint list) -{ - - GLbitfield mask = GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT; - GLfloat cm[16]; - GLint matrix_mode; - /* Must use double Buffer */ - if( ! Current-> db_flag ) - return; - - - glGetIntegerv(GL_MATRIX_MODE,&matrix_mode); - - WMesaViewport(Current->gl_ctx,0,Current->height/2, - Current->width,Current->height/2); - if(matrix_mode!=GL_MODELVIEW) - glMatrixMode(GL_MODELVIEW); - - glGetFloatv(GL_MODELVIEW_MATRIX,cm); - glLoadIdentity(); - __gluLookAt(viewDistance/2,0.0,0.0 , - viewDistance/2,0.0,-1.0, - 0.0,1.0,0.0 ); - glMultMatrixf( cm ); - - Current->ScreenMem = Current->pbPixels = Current->addrOffScreen; - glCallList( list ); - - glGetFloatv(GL_MODELVIEW_MATRIX,cm); - glLoadIdentity(); - __gluLookAt(-viewDistance/2,0.0,0.0 , - -viewDistance/2,0.0,-1.0, - 0.0,1.0,0.0 ); - glMultMatrixf(cm); - - Current->ScreenMem = Current->pbPixels = Current->addrOffScreen + Current->pitch; - glCallList(list); - if(matrix_mode!=GL_MODELVIEW) - glMatrixMode(matrix_mode); - - glFlush(); - - WMesaViewport(Current->gl_ctx,0,0,Current->width,Current->height); - WMesaSwapBuffers(); +/* Write an array of RGBA pixels with a boolean mask. */ +static void write_rgba_pixels_16(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + const GLubyte rgba[][4], + const GLubyte mask[]) +{ + GLuint i; + PWMC pwc = Current; + (void) ctx; + for (i=0; i<n; i++) + if (mask[i]) + WMSETPIXEL16(pwc, FLIP(y[i]), x[i], + rgba[i][RCOMP], rgba[i][GCOMP], rgba[i][BCOMP]); } -void toggleStereoMode() -{ - if(!Current->db_flag) - return; - if(!stereo_flag){ - stereo_flag = 1; - if(stereoBuffer==GL_FALSE) -#if !defined(NO_PARALLEL) - if(!parallelFlag) -#endif - { - Current->ScanWidth = Current->pitch*2; - } - } - else { - stereo_flag = 0; -#if !defined(NO_PARALLEL) - if(!parallelFlag) -#endif - Current->ScanWidth = Current->pitch; - Current->pbPixels = Current->addrOffScreen; - } +/* + * Write an array of pixels with a boolean mask. The current color + * is used for all pixels. + */ +static void write_mono_rgba_pixels_16(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, + const GLint x[], const GLint y[], + const GLchan color[4], + const GLubyte mask[]) +{ + GLuint i; + PWMC pwc = Current; + (void) ctx; + for (i=0; i<n; i++) + if (mask[i]) + WMSETPIXEL16(pwc, FLIP(y[i]),x[i],color[RCOMP], + color[GCOMP], color[BCOMP]); } -/* if in stereo mode, the following function is called */ -void glShowStereo(GLuint list) -{ - WMesaShowStereo(list); +/* Read a horizontal span of color pixels. */ +static void read_rgba_span_16(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + GLubyte rgba[][4] ) +{ + GLuint i, pixel; + LPWORD lpw; + PWMC pwc = Current; + + y = FLIP(y); + lpw = ((LPWORD)(pwc->pbPixels + pwc->ScanWidth * y)) + x; + for (i=0; i<n; i++) { + pixel = lpw[i]; + /* Windows uses 5,5,5 for 16-bit */ + rgba[i][RCOMP] = (pixel & 0x7c00) >> 7; + rgba[i][GCOMP] = (pixel & 0x03e0) >> 2; + rgba[i][BCOMP] = (pixel & 0x001f) << 3; + rgba[i][ACOMP] = 255; + } } -#endif /* NO_STEREO */ - -#if !defined(NO_PARALLEL) -void toggleParallelMode(void) -{ - if(!parallelFlag){ - parallelFlag = GL_TRUE; - if(parallelMachine==GL_FALSE){ - PRCreateRenderBuffer( Current->rgb_flag? GL_RGBA :GL_COLOR_INDEX, - Current->cColorBits/8, - Current->width ,Current->height, - Current->ScanWidth, - Current->rgb_flag? Current->pbPixels: - Current->ScreenMem); - parallelMachine = GL_TRUE; - } - } - else { - parallelFlag = GL_FALSE; - if(parallelMachine==GL_TRUE){ - PRDestroyRenderBuffer(); - parallelMachine=GL_FALSE; - ReadyForNextFrame = GL_TRUE; - } - - /*********************************************** - * Seems something wrong!!!! - ************************************************/ - - WMesaMakeCurrent(Current); -#if !defined(NO_STEREO) - stereo_flag = GL_FALSE ; -#endif +/* Read an array of color pixels. */ +static void read_rgba_pixels_16(const GLcontext* ctx, + struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + GLubyte rgba[][4]) +{ + GLuint i, pixel; + LPWORD lpw; + PWMC pwc = Current; + + for (i=0; i<n; i++) { + GLint y2 = FLIP(y[i]); + lpw = ((LPWORD)(pwc->pbPixels + pwc->ScanWidth * y2)) + x[i]; + pixel = lpw[i]; + /* Windows uses 5,5,5 for 16-bit */ + rgba[i][RCOMP] = (pixel & 0x7c00) >> 7; + rgba[i][GCOMP] = (pixel & 0x03e0) >> 2; + rgba[i][BCOMP] = (pixel & 0x001f) << 3; + rgba[i][ACOMP] = 255; } } -void PRShowRenderResult(void) -{ - int flag = 0; - if(!glImageRendered()) - return; - - if (parallelFlag) - { - WMesaSwapBuffers(); - } - -} -#endif /* NO_PARALLEL */ -BYTE DITHER_RGB_2_8BIT( int red, int green, int blue, int pixel, int scanline) -{ - char unsigned redtemp, greentemp, bluetemp, paletteindex; - - //*** now, look up each value in the halftone matrix - //*** using an 8x8 ordered dither. - redtemp = aDividedBy51[red] - + (aModulo51[red] > aHalftone8x8[(pixel%8)*8 - + scanline%8]); - greentemp = aDividedBy51[(char unsigned)green] - + (aModulo51[green] > aHalftone8x8[ - (pixel%8)*8 + scanline%8]); - bluetemp = aDividedBy51[(char unsigned)blue] - + (aModulo51[blue] > aHalftone8x8[ - (pixel%8)*8 +scanline%8]); - - //*** recombine the halftoned rgb values into a palette index - paletteindex = - redtemp + aTimes6[greentemp] + aTimes36[bluetemp]; - - //*** and translate through the wing halftone palette - //*** translation vector to give the correct value. - return aWinGHalftoneTranslation[paletteindex]; -} -#ifdef DDRAW -/* - * restoreAll - * - * restore all lost objects - */ -HRESULT DDRestoreAll( WMesaContext wc ) -{ - HRESULT ddrval; - - ddrval = wc->lpDDSPrimary->lpVtbl->Restore(wc->lpDDSPrimary); - if( ddrval == DD_OK ) - { - ddrval = wc->lpDDSOffScreen->lpVtbl->Restore(wc->lpDDSOffScreen); - } - return ddrval; - -} /* restoreAll */ +/**********************************************************************/ +/***** BUFFER Functions *****/ +/**********************************************************************/ -/* - * This function is called if the initialization function fails - */ -BOOL initFail( HWND hwnd, WMesaContext wc ) -{ - DDFree(wc); - MessageBox( hwnd, "DirectDraw Init FAILED", "", MB_OK ); - return FALSE; - -} /* initFail */ -static void DDDeleteOffScreen(WMesaContext wc) -{ - if( wc->lpDDSOffScreen != NULL ) - { - wc->lpDDSOffScreen->lpVtbl->Unlock(wc->lpDDSOffScreen,NULL); - wc->lpDDSOffScreen->lpVtbl->Release(wc->lpDDSOffScreen); - wc->lpDDSOffScreen = NULL; - } - -} -static void DDFreePrimarySurface(WMesaContext wc) +static void +wmesa_delete_renderbuffer(struct gl_renderbuffer *rb) { - if( wc->lpDDSPrimary != NULL ) - { - if(wc->db_flag == GL_FALSE) - wc->lpDDSPrimary->lpVtbl->ReleaseDC(wc->lpDDSPrimary, wc->hDC); - wc->lpDDSPrimary->lpVtbl->Release(wc->lpDDSPrimary); - wc->lpDDSPrimary = NULL; - } + _mesa_free(rb); } -static BOOL DDCreatePrimarySurface(WMesaContext wc) +static GLboolean +wmesa_renderbuffer_storage(GLcontext *ctx, + struct gl_renderbuffer *rb, + GLenum internalFormat, + GLuint width, + GLuint height) { - HRESULT ddrval; -// DDSCAPS ddscaps; - wc->ddsd.dwSize = sizeof( wc->ddsd ); - wc->ddsd.dwFlags = DDSD_CAPS; - wc->ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; - - ddrval = wc->lpDD->lpVtbl->CreateSurface( wc->lpDD,&(wc->ddsd), - &(wc->lpDDSPrimary), NULL ); - if( ddrval != DD_OK ) - { - return initFail(wc->hwnd , wc); - } - if(wc->db_flag == GL_FALSE) - wc->lpDDSPrimary->lpVtbl->GetDC(wc->lpDDSPrimary, &(wc->hDC)); - return TRUE; + return GL_TRUE; } -static BOOL DDCreateOffScreen(WMesaContext wc) -{ - POINT pt; - HRESULT ddrval; - if(wc->lpDD == NULL) - return FALSE; - GetClientRect( wc->hwnd, &(wc->rectOffScreen) ); - wc->ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH; - wc->ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN; - wc->ddsd.dwHeight = wc->rectOffScreen.bottom - wc->rectOffScreen.top; - wc->ddsd.dwWidth = wc->rectOffScreen.right - wc->rectOffScreen.left; - - ddrval = wc->lpDD->lpVtbl->CreateSurface( wc->lpDD, &(wc->ddsd), - &(wc->lpDDSOffScreen), NULL ); - if( ddrval != DD_OK ) - { - return FALSE; +/** + * Called by ctx->Driver.ResizeBuffers() + * Resize the front/back colorbuffers to match the latest window size. + */ +static void +wmesa_resize_buffers(GLcontext *ctx, GLframebuffer *buffer, + GLuint width, GLuint height) +{ + RECT CR; + if (Current->width != width || Current->height != height) { + Current->width = width; + Current->height = height; + /* Realloc back buffer */ + if (Current->db_flag) { + wmDeleteBackingStore(Current); + wmCreateBackingStore(Current, width, height); + } + GetClientRect(Current->Window, &CR); + Current->width = CR.right; + Current->height = CR.bottom; } - - while (wc->lpDDSOffScreen->lpVtbl->Lock(wc->lpDDSOffScreen,NULL, - &(wc->ddsd), 0, NULL) == - DDERR_WASSTILLDRAWING) - ; - - if(wc->ddsd.lpSurface==NULL) - return initFail(wc->hwnd, wc); - - wc->ScreenMem = wc->pbPixels = wc->addrOffScreen = - (PBYTE)(wc->ddsd.lpSurface); - wc->ScanWidth = wc->pitch = wc->ddsd.lPitch; - if (stereo_flag) - wc->ScanWidth = wc->ddsd.lPitch*2; - - GetClientRect( wc->hwnd, &(wc->rectSurface) ); - pt.x = pt.y = 0; - ClientToScreen( wc->hwnd, &pt ); - OffsetRect(&(wc->rectSurface), pt.x, pt.y); - wmSetPixelFormat(wc, wc->hDC); - return TRUE; + _mesa_resize_framebuffer(ctx, buffer, width, height); } -typedef -struct tagWMesaContextList -{ - WMesaContext wc; - struct tagWMesaContextList *next; -}WMesaContextList; - -WMesaContextList *head = 0; -void AddContext(WMesaContext wc) +/** + * Called by glViewport. + * This is a good time for us to poll the current window size and adjust + * our renderbuffers to match the current window size. + * Remember, we have no opportunity to respond to conventional + * resize events since the driver has no event loop. + * Thus, we poll. + * Note that this trick isn't fool-proof. If the application never calls + * glViewport, our notion of the current window size may be incorrect. + */ +static void wmesa_viewport(GLcontext *ctx, + GLint x, GLint y, + GLsizei width, GLsizei height) { - WMesaContextList *lst = (WMesaContextList *)malloc(sizeof(WMesaContextList)); - lst->wc = wc; - if( head ) - lst->next = head; - head = lst; + if (Current->width != width || Current->height != height) { + wmesa_resize_buffers(ctx, ctx->WinSysDrawBuffer, width, height); + ctx->NewState |= _NEW_BUFFERS; /* to update scissor / window bounds */ + } } -WMesaContext FindContext(HWND hWnd) -{ - WMesaContextList *tmp = head; - while(tmp) - { - if( tmp->wc->hwnd == hWnd ) - return tmp->wc; - tmp = tmp->next; - } - return NULL; -} -void RemoveContext(HWND hWnd) -{ - WMesaContextList *tmp = head; - if(tmp ) - { - if( tmp->wc->hwnd == hWnd ) - { - WMesaContextList *lst = tmp; - - head = tmp->next; - free((void *)lst); - } - else - while(tmp->next) - { - if( tmp->next->wc->hwnd == hWnd ) - { - WMesaContextList *lst = tmp->next; - tmp->next = tmp->next->next; - free((void *)lst); - } - tmp = tmp->next; - } - } -} -static LRESULT CALLBACK MyWndProc(HWND hwnd,UINT message,WPARAM wParam, LPARAM lParam) -{ - WMesaContext wc; - - if (Current==0 || Current->hwnd != hwnd) - wc=FindContext(hwnd); - else - wc=Current; - - - if( wc ) - { - LRESULT lret = CallWindowProc((WNDPROC)(wc->oldWndProc),hwnd,message,wParam,lParam); - if( message = WM_MOVE ) - { - POINT pt = {0}; - GetClientRect( wc->hwnd, &(wc->rectSurface) ); - ClientToScreen( hwnd, &pt ); - OffsetRect(&(wc->rectSurface), pt.x, pt.y); - } - return lret; - } - return 0L; -} -/* - * doInit - do work required for every instance of the application: - * create the window, initialize data +/** + * Called when the driver should update it's state, based on the new_state + * flags. */ -static BOOL DDInit( WMesaContext wc, HWND hwnd) +static void wmesa_update_state(GLcontext *ctx, GLuint new_state) { - HRESULT ddrval; -// DWORD dwFrequency; - -// LPDIRECTDRAW lpDD; // DirectDraw object -// LPDIRECTDRAW2 lpDD2; - LPDIRECTDRAWCLIPPER pcClipper = NULL; - - wc->fullScreen = displayOptions.fullScreen; - wc->gMode = displayOptions.mode; - wc->hwnd = hwnd; - stereo_flag = displayOptions.stereo; - if(wc->db_flag!= GL_TRUE) - stereo_flag = GL_FALSE; - /* - * create the main DirectDraw object - */ - ddrval = DirectDrawCreate( NULL, &(wc->lpDD), NULL ); - if( ddrval != DD_OK ) - { - return initFail(hwnd,wc); - } - - // Get exclusive mode if requested - if(wc->fullScreen) - { - ddrval = wc->lpDD->lpVtbl->SetCooperativeLevel( wc->lpDD, hwnd, - DDSCL_EXCLUSIVE | - DDSCL_FULLSCREEN ); - } - else - { - ddrval = wc->lpDD->lpVtbl->SetCooperativeLevel( wc->lpDD, hwnd, - DDSCL_NORMAL ); - } - if( ddrval != DD_OK ) - { - return initFail(hwnd , wc); - } - - - if(ddrval != DD_OK) - return initFail(hwnd , wc); - - - switch( wc->gMode ) - { - case 1: - ddrval = wc->lpDD->lpVtbl->SetDisplayMode( wc->lpDD, 640, 480, - displayOptions.bpp); - break; - case 2: - ddrval = wc->lpDD->lpVtbl->SetDisplayMode( wc->lpDD, 800, 600, - displayOptions.bpp); - break; - case 3: - ddrval = wc->lpDD->lpVtbl->SetDisplayMode( wc->lpDD, 1024, 768, - displayOptions.bpp); - break; - case 4: - ddrval = wc->lpDD->lpVtbl->SetDisplayMode( wc->lpDD, 1152, 864, - displayOptions.bpp); - break; - case 5: - ddrval = wc->lpDD->lpVtbl->SetDisplayMode( wc->lpDD, 1280, 1024, - displayOptions.bpp); - break; - } - - if( ddrval != DD_OK ) - { - printf("Can't modify display mode, current mode used\n"); - } - switch(ddrval){ - case DDERR_INVALIDOBJECT: - break; - case DDERR_INVALIDPARAMS: - break; - case DDERR_UNSUPPORTEDMODE: - ; - } - - if(DDCreatePrimarySurface(wc) == GL_FALSE) - return initFail(hwnd, wc); - - if(wc->db_flag) - DDCreateOffScreen(wc); - - if( FAILED( ddrval = wc->lpDD->lpVtbl->CreateClipper(wc->lpDD, 0, &pcClipper, NULL ) ) ) - return E_FAIL; + _swrast_InvalidateState(ctx, new_state); + _swsetup_InvalidateState(ctx, new_state); + _ac_InvalidateState(ctx, new_state); + _tnl_InvalidateState(ctx, new_state); - if( FAILED( ddrval = pcClipper->lpVtbl->SetHWnd(pcClipper, 0, wc->hwnd ) ) ) - { - pcClipper->lpVtbl->Release(pcClipper); - return E_FAIL; - } - - if( FAILED( ddrval = wc->lpDDSPrimary->lpVtbl->SetClipper(wc->lpDDSPrimary, pcClipper ) ) ) - { - pcClipper->lpVtbl->Release(pcClipper); - return E_FAIL; - } - - // Done with clipper - pcClipper->lpVtbl->Release(pcClipper); - AddContext(wc); - // Hook the window so we can update the drawing rectangle when the window moves - wc->oldWndProc = SetWindowLong(wc->hwnd,GWL_WNDPROC,(LONG)MyWndProc); - - return TRUE; - -} /* DDInit */ - -static void DDFree( WMesaContext wc) -{ - RemoveContext(wc->hwnd); - SetWindowLong(wc->hwnd,GWL_WNDPROC,(LONG)(wc->oldWndProc)); - wc->oldWndProc = 0; - if( wc->lpDD != NULL ) - { - DDFreePrimarySurface(wc); - DDDeleteOffScreen(wc); - wc->lpDD->lpVtbl->Release(wc->lpDD); - wc->lpDD = NULL; - } - // Clean up the screen on exit - RedrawWindow( NULL, NULL, NULL, RDW_INVALIDATE | RDW_ERASE | - RDW_ALLCHILDREN ); - + /* TODO - need code to update the span functions in case the + * renderer changes the target buffer (like a DB app writing to + * the front buffer). */ } -#endif -void WMesaMove(void) -{ - WMesaContext wc = Current; - POINT pt; - if (Current != NULL){ - GetClientRect( wc->hwnd, &(wc->rectSurface) ); - pt.x = pt.y = 0; - ClientToScreen( wc->hwnd, &pt ); - OffsetRect(&(wc->rectSurface), pt.x, pt.y); - } -} - - -/************************************************ - * Mesa 4.0 - These triangle rasterizers are not - * implemented in this version of the Windows - * driver. They could be implemented for a - * potential performance improvement. - * See OSMesa for an example of the approach - * to use. - * This old code is left in this file in case - * it is useful. However, it may end up looking - * a lot more like the OSMesa code. - ************************************************/ -#if defined(FAST_RASTERIZERS) -/* - * Like PACK_8A8B8G8R() but don't use alpha. This is usually an acceptable - * shortcut. - */ -#define PACK_8B8G8R( R, G, B ) ( ((B) << 16) | ((G) << 8) | (R) ) - /**********************************************************************/ -/*** Triangle rendering ***/ +/***** WMESA Functions *****/ /**********************************************************************/ -/* - * XImage, smooth, depth-buffered, PF_8A8B8G8R triangle. - */ -static void smooth_8A8B8G8R_z_triangle( GLcontext *ctx, - GLuint v0, GLuint v1, GLuint v2, - GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = PACK_8B8G8R( FixedToInt(ffr), FixedToInt(ffg), \ - FixedToInt(ffb) ); \ - zRow[i] = z; \ - } \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - ffz += fdzdx; \ - } \ - } - -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - -/* -* XImage, smooth, depth-buffered, PF_8R8G8B triangle. -*/ -static void smooth_8R8G8B_z_triangle( GLcontext *ctx, - GLuint v0, GLuint v1, GLuint v2, - GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = PACK_8R8G8B( FixedToInt(ffr), FixedToInt(ffg), \ - FixedToInt(ffb) ); \ - zRow[i] = z; \ - } \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - ffz += fdzdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - - -/* -* XImage, smooth, depth-buffered, PF_5R6G5B triangle. -*/ -static void smooth_5R6G5B_z_triangle( GLcontext *ctx, - GLuint v0, GLuint v1, GLuint v2, - GLuint pv ) +WMesaContext WMesaCreateContext(HWND hWnd, + HPALETTE* Pal, + GLboolean rgb_flag, + GLboolean db_flag, + GLboolean alpha_flag) { - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR2(X,Y) -#define PIXEL_TYPE GLushort - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = PACK_5R6G5B( FixedToInt(ffr), FixedToInt(ffg), \ - FixedToInt(ffb) ); \ - zRow[i] = z; \ - } \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - ffz += fdzdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - -/* -* XImage, flat, depth-buffered, PF_8A8B8G8R triangle. -*/ -static void flat_8A8B8G8R_z_triangle( GLcontext *ctx, GLuint v0, - GLuint v1, GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - unsigned long p = PACK_8B8G8R( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2] ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = p; \ - zRow[i] = z; \ - } \ - ffz += fdzdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - -/* -* XImage, flat, depth-buffered, PF_8R8G8B triangle. -*/ -static void flat_8R8G8B_z_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - unsigned long p = PACK_8R8G8B( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2] ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = p; \ - zRow[i] = z; \ - } \ - ffz += fdzdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} + RECT CR; + WMesaContext c; + struct dd_function_table functions; + struct gl_renderbuffer *rb; + (void) Pal; + + /* Indexed mode not supported */ + if (!rgb_flag) + return NULL; -/* -* XImage, flat, depth-buffered, PF_5R6G5B triangle. -*/ -static void flat_5R6G5B_z_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR2(X,Y) -#define PIXEL_TYPE GLushort - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - unsigned long p = PACK_5R6G5B( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2] ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = p; \ - zRow[i] = z; \ - } \ - ffz += fdzdx; \ - } \ + c = CALLOC_STRUCT(wmesa_context); + if (!c) + return NULL; + + c->Window = hWnd; + c->hDC = GetDC(hWnd); + GetClientRect(c->Window, &CR); + c->width = CR.right; + c->height = CR.bottom; + + c->clearPen = CreatePen(PS_SOLID, 1, 0); + c->clearBrush = CreateSolidBrush(0); + + /* Create back buffer if double buffered */ + if (db_flag) { + c->db_flag = 1; + wmCreateBackingStore(c, c->width, c->height); + } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - -/* -* XImage, smooth, NON-depth-buffered, PF_8A8B8G8R triangle. -*/ -static void smooth_8A8B8G8R_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = PACK_8B8G8R( FixedToInt(ffr), FixedToInt(ffg), \ - FixedToInt(ffb) ); \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - } \ + + c->gl_visual = _mesa_create_visual(rgb_flag, + db_flag, /* db_flag */ + GL_FALSE, /* stereo */ + 8,8,8, /* color RGB */ + alpha_flag ? 8 : 0, /* color A */ + 0, /* index bits */ + 16, /* depth_bits */ + 8, /* stencil_bits */ + 16,16,16, /* accum RGB */ + alpha_flag ? 16 : 0, /* accum A */ + 1); + + if (!c->gl_visual) { + free(c); + return NULL; } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - -/* -* XImage, smooth, NON-depth-buffered, PF_8R8G8B triangle. -*/ -static void smooth_8R8G8B_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = PACK_8R8G8B( FixedToInt(ffr), FixedToInt(ffg), \ - FixedToInt(ffb) ); \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - } \ + /* Set up driver functions */ + _mesa_init_driver_functions(&functions); + /* Fill in required functions */ + functions.GetString = wmesa_get_string; + functions.UpdateState = wmesa_update_state; + functions.GetBufferSize = wmesa_get_buffer_size; + functions.Flush = wmesa_flush; + + functions.Clear = clear; + functions.ClearIndex = clear_index; + functions.ClearColor = clear_color; + + functions.ResizeBuffers = wmesa_resize_buffers; + functions.Viewport = wmesa_viewport; + + /* allocate a new Mesa context */ + c->gl_ctx = _mesa_create_context(c->gl_visual, NULL, + &functions, (void *)c); + if (!c->gl_ctx) { + _mesa_destroy_visual( c->gl_visual ); + free(c); + return NULL; } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - -/* -* XImage, smooth, NON-depth-buffered, PF_5R6G5B triangle. -*/ -static void smooth_5R6G5B_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR2(X,Y) -#define PIXEL_TYPE GLushort - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = PACK_5R6G5B( FixedToInt(ffr), FixedToInt(ffg), \ - FixedToInt(ffb) ); \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - } \ + + _mesa_enable_sw_extensions(c->gl_ctx); + _mesa_enable_1_3_extensions(c->gl_ctx); + _mesa_enable_1_4_extensions(c->gl_ctx); + _mesa_enable_1_5_extensions(c->gl_ctx); + _mesa_enable_2_0_extensions(c->gl_ctx); + + c->gl_buffer = _mesa_create_framebuffer(c->gl_visual); + if (!c->gl_buffer) { + _mesa_destroy_visual(c->gl_visual); + _mesa_free_context_data(c->gl_ctx); + free(c); + return NULL; } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - + + rb = CALLOC_STRUCT(gl_renderbuffer); -/* -* XImage, flat, NON-depth-buffered, PF_8A8B8G8R triangle. -*/ -static void flat_8A8B8G8R_triangle( GLcontext *ctx, GLuint v0, - GLuint v1, GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - unsigned long p = PACK_8B8G8R( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2] ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = p; \ - } \ + if (!rb) { + _mesa_destroy_visual(c->gl_visual); + _mesa_destroy_framebuffer(c->gl_buffer); + _mesa_free_context_data(c->gl_ctx); + free(c); + return NULL; } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - -/* -* XImage, flat, NON-depth-buffered, PF_8R8G8B triangle. -*/ -static void flat_8R8G8B_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define PIXEL_ADDRESS(X,Y) PIXELADDR4(X,Y) -#define PIXEL_TYPE GLuint - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - unsigned long p = PACK_8R8G8B( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2] ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = p; \ - } \ + _mesa_init_renderbuffer(rb, (GLuint)0); + + rb->_BaseFormat = GL_RGBA; + rb->InternalFormat = GL_RGBA; + rb->DataType = CHAN_TYPE; + rb->Delete = wmesa_delete_renderbuffer; + rb->AllocStorage = wmesa_renderbuffer_storage; + + if (db_flag) { + switch(c->cColorBits) { + case 16: + rb->PutRow = write_rgba_span_16; + rb->PutRowRGB = write_rgb_span_16; + rb->PutMonoRow = write_mono_rgba_span_16; + rb->PutValues = write_rgba_pixels_16; + rb->PutMonoValues = write_mono_rgba_pixels_16; + rb->GetRow = read_rgba_span_16; + rb->GetValues = read_rgba_pixels_16; + break; + case 32: + rb->PutRow = write_rgba_span_32; + rb->PutRowRGB = write_rgb_span_32; + rb->PutMonoRow = write_mono_rgba_span_32; + rb->PutValues = write_rgba_pixels_32; + rb->PutMonoValues = write_mono_rgba_pixels_32; + rb->GetRow = read_rgba_span_32; + rb->GetValues = read_rgba_pixels_32; + break; + default: + break; + } + _mesa_add_renderbuffer(c->gl_buffer, BUFFER_BACK_LEFT, rb); } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - -/* -* XImage, flat, NON-depth-buffered, PF_5R6G5B triangle. -*/ -static void flat_5R6G5B_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define PIXEL_ADDRESS(X,Y) PIXELADDR2(X,Y) -#define PIXEL_TYPE GLushort - //#define BYTES_PER_ROW (wmesa->xm_buffer->backimage->bytes_per_line) -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - unsigned long p = PACK_5R6G5B( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2] ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = p; \ - } \ + else { /* single buffer */ + rb->PutRow = write_rgba_span_single; + rb->PutRowRGB = write_rgb_span_single; + rb->PutMonoRow = write_mono_rgba_span_single; + rb->PutValues = write_rgba_pixels_single; + rb->PutMonoValues = write_mono_rgba_pixels_single; + rb->GetRow = read_rgba_span_single; + rb->GetValues = read_rgba_pixels_single; + _mesa_add_renderbuffer(c->gl_buffer, BUFFER_FRONT_LEFT, rb); } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - -/* -* XImage, smooth, depth-buffered, 8-bit PF_LOOKUP triangle. -*/ - -static void smooth_ci_z_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define INTERP_INDEX 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = FixedToInt(ffi); \ - zRow[i] = z; \ - } \ - ffi += fdidx; \ - ffz += fdzdx; \ - } \ + _mesa_add_soft_renderbuffers(c->gl_buffer, + GL_FALSE, /* color */ + c->gl_visual->depthBits > 0, + c->gl_visual->stencilBits > 0, + c->gl_visual->accumRedBits > 0, + alpha_flag, + GL_FALSE); + + /* Initialize the software rasterizer and helper modules. */ + if (!_swrast_CreateContext(c->gl_ctx) || + !_ac_CreateContext(c->gl_ctx) || + !_tnl_CreateContext(c->gl_ctx) || + !_swsetup_CreateContext(c->gl_ctx)) { + _mesa_destroy_visual(c->gl_visual); + _mesa_destroy_framebuffer(c->gl_buffer); + _mesa_free_context_data(c->gl_ctx); + free(c); + return NULL; } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - -/* -* XImage, flat, depth-buffered, 8-bit PF_LOOKUP triangle. -*/ - -static void flat_ci_z_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - GLuint index = VB->IndexPtr->data[pv]; \ - (*ctx->Driver.Index)( ctx, index ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, len = RIGHT-LEFT; \ - for (i=0;i<len;i++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - pRow[i] = index; \ - zRow[i] = z; \ - } \ - ffz += fdzdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} - - - -/* -* XImage, smooth, NON-depth-buffered, 8-bit PF_LOOKUP triangle. -*/ + + _swsetup_Wakeup(c->gl_ctx); + + TNL_CONTEXT(c->gl_ctx)->Driver.RunPipeline = _tnl_run_pipeline; -static void smooth_ci_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define INTERP_INDEX 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = FixedToInt(ffi); \ - ffi += fdidx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif + return c; } - -/* -* XImage, flat, NON-depth-buffered, 8-bit PF_LOOKUP triangle. -*/ -static void flat_ci_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) +void WMesaDestroyContext( void ) { - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; -#define INTERP_Z 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define SETUP_CODE \ - GLuint index = VB->IndexPtr->data[pv]; \ - (*ctx->Driver.Index)( ctx, index ); -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx; \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - *pixel = index; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} + WMesaContext c = Current; -/* -* XImage, smooth, depth-buffered, 8-bit, PF_DITHER8 triangle. -*/ -static void smooth_DITHER8_z_triangle( GLcontext *ctx, - GLuint v0, GLuint v1, GLuint v2, - GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; - DITHER_RGB_TO_8BIT_SETUP -#define INTERP_Z 1 -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, xx = LEFT, yy = FLIP(Y), len = RIGHT-LEFT; \ - for (i=0;i<len;i++,xx++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - DITHER_RGB_TO_8BIT( FixedToInt(ffr), FixedToInt(ffg), \ - FixedToInt(ffb), xx, yy); \ - pRow[i] = pixelDithered; \ - zRow[i] = z; \ - } \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - ffz += fdzdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} + WMesaMakeCurrent(NULL); -/* -* XImage, flat, depth-buffered, 8-bit PF_DITHER triangle. -*/ -static void flat_DITHER8_z_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; - DITHER_RGB_TO_8BIT_SETUP -#define INTERP_Z 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) - -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint i, xx = LEFT, yy = FLIP(Y), len = RIGHT-LEFT; \ - for (i=0;i<len;i++,xx++) { \ - GLdepth z = FixedToDepth(ffz); \ - if (z < zRow[i]) { \ - DITHER_RGB_TO_8BIT( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2], xx, yy); \ - pRow[i] = pixelDithered; \ - zRow[i] = z; \ - } \ - ffz += fdzdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif -} + ReleaseDC(c->Window, c->hDC); + DeleteObject(c->clearPen); + DeleteObject(c->clearBrush); + + if (c->db_flag) + wmDeleteBackingStore(c); -/* -* XImage, smooth, NON-depth-buffered, 8-bit PF_DITHER triangle. -*/ -static void smooth_DITHER8_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) -{ - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; - DITHER_RGB_TO_8BIT_SETUP -#define INTERP_RGB 1 -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx, yy = FLIP(Y); \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - DITHER_RGB_TO_8BIT( VB->ColorPtr->data[pv][0], VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2], xx, yy);\ - *pixel = pixelDithered; \ - ffr += fdrdx; ffg += fdgdx; ffb += fdbdx; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif + _swsetup_DestroyContext(c->gl_ctx); + _tnl_DestroyContext(c->gl_ctx); + _ac_DestroyContext(c->gl_ctx); + _swrast_DestroyContext(c->gl_ctx); + + _mesa_destroy_visual(c->gl_visual); + _mesa_destroy_framebuffer(c->gl_buffer); + _mesa_free_context_data(c->gl_ctx); + free(c); } -/* -* XImage, flat, NON-depth-buffered, 8-bit PF_DITHER triangle. -*/ -static void flat_DITHER8_triangle( GLcontext *ctx, GLuint v0, GLuint v1, - GLuint v2, GLuint pv ) +void WMesaMakeCurrent(WMesaContext c) { - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; - DITHER_RGB_TO_8BIT_SETUP -#define PIXEL_ADDRESS(X,Y) PIXELADDR1(X,Y) -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (wmesa->ScanWidth) - -#define INNER_LOOP( LEFT, RIGHT, Y ) \ - { \ - GLint xx, yy = FLIP(Y); \ - PIXEL_TYPE *pixel = pRow; \ - for (xx=LEFT;xx<RIGHT;xx++,pixel++) { \ - DITHER_RGB_TO_8BIT( VB->ColorPtr->data[pv][0], \ - VB->ColorPtr->data[pv][1], VB->ColorPtr->data[pv][2], xx, yy); \ - *pixel = pixelDithered; \ - } \ - } -#ifdef __MINGW32__ - #include "tritemp.h" -#else - - #ifdef WIN32 -// #include "..\tritemp.h" - #else - #include "tritemp.h" - #endif -#endif + /* return if already current */ + if (Current == c) + return; + + if (Current = c) + _mesa_make_current(c->gl_ctx, c->gl_buffer, c->gl_buffer); } -#endif -/************** END DEAD TRIANGLE CODE ***********************/ -#if 0 /* unused */ - -static tnl_triangle_func choose_triangle_function( GLcontext *ctx ) +void WMesaSwapBuffers( void ) { - (void) ctx; -#if 0 - WMesaContext wmesa = (WMesaContext) ctx->DriverCtx; - int depth = wmesa->cColorBits; - - if (ctx->Polygon.SmoothFlag) return NULL; - if (ctx->Texture._EnabledUnits) return NULL; - if (!wmesa->db_flag) return NULL; - if (ctx->swrast->_RasterMask & MULTI_DRAW_BIT) return NULL; - - /*if (wmesa->xm_buffer->buffer==XIMAGE)*/ { - if ( ctx->Light.ShadeModel==GL_SMOOTH - && ctx->_RasterMask==DEPTH_BIT - && ctx->Depth.Func==GL_LESS - && ctx->Depth.Mask==GL_TRUE - && ctx->Polygon.StippleFlag==GL_FALSE) { - switch (wmesa->pixelformat) { - case PF_8A8B8G8R: - return smooth_8A8B8G8R_z_triangle; - case PF_8R8G8B: - return smooth_8R8G8B_z_triangle; - case PF_5R6G5B: - return smooth_5R6G5B_z_triangle; - case PF_DITHER8: - return smooth_DITHER8_z_triangle; - case PF_INDEX8: - return smooth_ci_z_triangle; - default: - return NULL; - } - } - if ( ctx->Light.ShadeModel==GL_FLAT - && ctx->_RasterMask==DEPTH_BIT - && ctx->Depth.Func==GL_LESS - && ctx->Depth.Mask==GL_TRUE - && ctx->Polygon.StippleFlag==GL_FALSE) { - switch (wmesa->pixelformat) { - case PF_8A8B8G8R: - return flat_8A8B8G8R_z_triangle; - case PF_8R8G8B: - return flat_8R8G8B_z_triangle; - case PF_5R6G5B: - return flat_5R6G5B_z_triangle; - case PF_DITHER8: - return flat_DITHER8_z_triangle; - case PF_INDEX8: - return flat_ci_z_triangle; - default: - return NULL; - } - } - if ( ctx->_RasterMask==0 /* no depth test */ - && ctx->Light.ShadeModel==GL_SMOOTH - && ctx->Polygon.StippleFlag==GL_FALSE) { - switch (wmesa->pixelformat) { - case PF_8A8B8G8R: - return smooth_8A8B8G8R_triangle; - case PF_8R8G8B: - return smooth_8R8G8B_triangle; - case PF_5R6G5B: - return smooth_5R6G5B_triangle; - case PF_DITHER8: - return smooth_DITHER8_triangle; - case PF_INDEX8: - return smooth_ci_triangle; - default: - return NULL; - } - } - - if ( ctx->_RasterMask==0 /* no depth test */ - && ctx->Light.ShadeModel==GL_FLAT - && ctx->Polygon.StippleFlag==GL_FALSE) { - switch (wmesa->pixelformat) { - case PF_8A8B8G8R: - return flat_8A8B8G8R_triangle; - case PF_8R8G8B: - return flat_8R8G8B_triangle; - case PF_5R6G5B: - return flat_5R6G5B_triangle; - case PF_DITHER8: - return flat_DITHER8_triangle; - case PF_INDEX8: - return flat_ci_triangle; - default: - return NULL; - } - } - - return NULL; - } -#endif + GET_CURRENT_CONTEXT(ctx); + + /* If we're swapping the buffer associated with the current context + * we have to flush any pending rendering commands first. + */ + if (Current && Current->gl_ctx == ctx) + _mesa_notifySwapBuffers(ctx); + + if (Current->db_flag) + wmesa_flush(ctx); } -#endif /* unused */ - -/* - * Define a new viewport and reallocate auxillary buffers if the size of - * the window (color buffer) has changed. - */ -void WMesaViewport( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height ) -{ - (void) ctx; (void) x; (void) y; (void) width; (void) height; - assert(0); /* I don't think that this is being used. */ -#if 0 - /* Save viewport */ - ctx->Viewport.X = x; - ctx->Viewport.Width = width; - ctx->Viewport.Y = y; - ctx->Viewport.Height = height; - - /* compute scale and bias values */ -/* Pre-Keith 3.1 changes - ctx->Viewport.Map.m[Sx] = (GLfloat) width / 2.0F; - ctx->Viewport.Map.m[Tx] = ctx->Viewport.Sx + x; - ctx->Viewport.Map.m[Sy] = (GLfloat) height / 2.0F; - ctx->Viewport.Map.m[Ty] = ctx->Viewport.Sy + y; -*/ - ctx->Viewport.WindowMap.m[MAT_SX] = (GLfloat) width / 2.0F; - ctx->Viewport.WindowMap.m[MAT_TX] = ctx->Viewport.WindowMap.m[MAT_SX] + x; - ctx->Viewport.WindowMap.m[MAT_SY] = (GLfloat) height / 2.0F; - ctx->Viewport.WindowMap.m[MAT_TY] = ctx->Viewport.WindowMap.m[MAT_SY] + y; -#endif -} +/**********************************************************************/ +/***** END *****/ +/**********************************************************************/ diff --git a/src/mesa/drivers/windows/gdi/wmesadef.h b/src/mesa/drivers/windows/gdi/wmesadef.h index d43e990ed3..9aa0ab20b7 100644 --- a/src/mesa/drivers/windows/gdi/wmesadef.h +++ b/src/mesa/drivers/windows/gdi/wmesadef.h @@ -1,175 +1,34 @@ -/* File name : wmesadef.h - * Version : 2.3 - * - * Header file for display driver for Mesa 2.3 under - * Windows95, WindowsNT and Win32 - * - * Copyright (C) 1996- Li Wei - * Address : Institute of Artificial Intelligence - * : & Robotics - * : Xi'an Jiaotong University - * Email : liwei@aiar.xjtu.edu.cn - * Web page : http://sun.aiar.xjtu.edu.cn - * - * This file and its associations are partially based on the - * Windows NT driver for Mesa, written by Mark Leaming - * (mark@rsinc.com). - */ -/* - * $Log: wmesadef.h,v - * Revision 1.1.1.1 1999/08/19 00:55:42 jt - * Imported source - - * Revision 1.3 1999/01/03 03:08:57 brian - * Ted Jump's change - * - * Initial version 1997/6/14 CST by Li Wei(liwei@aiar.xjtu.edu.cn) - */ - -/* - * $Log: wmesadef.h,v - * Revision 1.1.1.1 1999/08/19 00:55:42 jt - * Imported source - - * Revision 1.3 1999/01/03 03:08:57 brian - * Ted Jump's change - * - * Revision 2.1 1996/11/15 10:54:00 CST by Li Wei(liwei@aiar.xjtu.edu.cn) - * a new element added to wmesa_context : - * dither_flag - */ - -/* - * $Log: wmesadef.h,v - * Revision 1.1.1.1 1999/08/19 00:55:42 jt - * Imported source - - * Revision 1.3 1999/01/03 03:08:57 brian - * Ted Jump's change - * - * Revision 2.0 1996/11/15 10:54:00 CST by Li Wei(liwei@aiar.xjtu.edu.cn) - * Initial revision - */ - - - -#ifndef DDMESADEF_H -#define DDMESADEF_H - -// uncomment this to use DirectDraw driver -//#define DDRAW 1 -// uncomment this to use a pointer to a function for setting the pixels -// in the buffer -#define COMPILE_SETPIXEL 1 -// uncomment this to enable the fast win32 rasterizers ( commented out for MesaGL 4.0 ) -// #define FAST_RASTERIZERS 1 -// uncomment this to enable setting function pointers once inside of -// WMesaCreateContext instead of on every call to wmesa_update_state() -#define SET_FPOINTERS_ONCE 1 - - -#include <windows.h> -#include <GL/gl.h> #include "context.h" -#ifdef DDRAW -#define DIRECTDRAW_VERSION 0x0100 - #include <ddraw.h> -#endif -//#include "profile.h" - -#define REDBITS 0x03 -#define REDSHIFT 0x00 -#define GREENBITS 0x03 -#define GREENSHIFT 0x03 -#define BLUEBITS 0x02 -#define BLUESHIFT 0x06 typedef struct _dibSection{ - HDC hDC; - HANDLE hFileMap; - BOOL fFlushed; - LPVOID base; + HDC hDC; + HANDLE hFileMap; + BOOL fFlushed; + LPVOID base; }WMDIBSECTION, *PWMDIBSECTION; -#ifdef COMPILE_SETPIXEL -struct wmesa_context; -typedef void (*SETPIXELTYPE)(struct wmesa_context *pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b); -#endif - typedef struct wmesa_context{ - GLcontext *gl_ctx; /* The core GL/Mesa context */ - GLvisual *gl_visual; /* Describes the buffers */ - GLframebuffer *gl_buffer; /* Depth, stencil, accum, etc buffers */ - - - HWND Window; + GLcontext *gl_ctx; /* The core GL/Mesa context */ + GLvisual *gl_visual; /* Describes the buffers */ + GLframebuffer *gl_buffer; /* Depth, stencil, accum, etc buffers*/ + + HWND Window; HDC hDC; - HPALETTE hPalette; - HPALETTE hOldPalette; - HPEN hPen; - HPEN hOldPen; - HCURSOR hOldCursor; - COLORREF crColor; - // 3D projection stuff - RECT drawRect; - UINT uiDIBoffset; - // OpenGL stuff - HPALETTE hGLPalette; - GLuint width; - GLuint height; - GLuint ScanWidth; - GLboolean db_flag; //* double buffered? - GLboolean rgb_flag; //* RGB mode? - GLboolean dither_flag; //* use dither when 256 color mode for RGB? - GLuint depth; //* bits per pixel (1, 8, 24, etc) - ULONG pixel; // current color index or RGBA pixel value - ULONG clearpixel; //* pixel for clearing the color buffers - PBYTE ScreenMem; // WinG memory - BITMAPINFO *IndexFormat; - HPALETTE hPal; // Current Palette - HPALETTE hPalHalfTone; - - - WMDIBSECTION dib; + COLORREF clearColorRef; + HPEN clearPen; + HBRUSH clearBrush; + GLuint width; + GLuint height; + GLuint ScanWidth; + GLboolean db_flag; + WMDIBSECTION dib; BITMAPINFO bmi; HBITMAP hbmDIB; HBITMAP hOldBitmap; - HBITMAP Old_Compat_BM; - HBITMAP Compat_BM; // Bitmap for double buffering PBYTE pbPixels; - int nColors; - BYTE cColorBits; - int pixelformat; - -#ifdef DDRAW - LPDIRECTDRAW lpDD; // DirectDraw object -// LPDIRECTDRAW2 lpDD2; // DirectDraw object - LPDIRECTDRAWSURFACE lpDDSPrimary; // DirectDraw primary surface - LPDIRECTDRAWSURFACE lpDDSOffScreen; // DirectDraw off screen surface - LPDIRECTDRAWPALETTE lpDDPal; // DirectDraw palette - BOOL bActive; // is application active? - DDSURFACEDESC ddsd; // surface description - int fullScreen; // fullscreen ? - int gMode ; // fullscreen mode - LONG oldWndProc; // old Window proc. we need to hook WM_MOVE message to update the drawing rectangle -#endif - RECT rectOffScreen; - RECT rectSurface; - HWND hwnd; - DWORD pitch; - PBYTE addrOffScreen; -#ifdef COMPILE_SETPIXEL - SETPIXELTYPE wmSetPixel; -#endif // COMPILE_SETPIXEL -//#ifdef PROFILE -// MESAPROF profile; -//#endif + BYTE cColorBits; + int pixelformat; } *PWMC; -#define PAGE_FILE 0xffffffff - - - -#endif |