2 * Glide64 - Glide video plugin for Nintendo 64 emulators.
3 * Copyright (c) 2002 Dave2001
4 * Copyright (c) 2003-2009 Sergey 'Gonetz' Lipski
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 //****************************************************************
23 // Glide64 - Glide Plugin for Nintendo 64 emulators
24 // Project started on December 29th, 2001
27 // Dave2001, original author, founded the project in 2001, left it in 2002
28 // Gugaman, joined the project in 2002, left it in 2002
29 // Sergey 'Gonetz' Lipski, joined the project in 2002, main author since fall of 2002
30 // Hiroshi 'KoolSmoky' Morii, joined the project in 2007
32 //****************************************************************
35 // * Write your name and (optional)email, commented by your work, so I know who did it, and so that you can find which parts you modified when it comes time to send it to me.
36 // * Do NOT send me the whole project or file that you modified. Take out your modified code sections, and tell me where to put them. If people sent the whole thing, I would have many different versions, but no idea how to combine them all.
38 //****************************************************************
40 static inline void texConv_ARGB1555_ARGB4444(uint8_t *src, uint8_t *dst, int size)
56 *v4 = ((v7 & 0x1E001E) >> 1) | ((v6 & 0x3C003C0) >> 2) | ((v6 & 0x78007800) >> 3) | ((v6 & 0x80008000) >> 3) | ((v6 & 0x80008000) >> 2) | ((v6 & 0x80008000) >> 1) | (v6 & 0x80008000);
63 static inline void texConv_AI88_ARGB4444(uint8_t *src, uint8_t *dst, int size)
79 *v4 = (16 * (v7 & 0xF000F0) >> 8) | (v7 & 0xF000F0) | (16 * (v7 & 0xF000F0)) | (v6 & 0xF000F000);
86 static inline void texConv_AI44_ARGB4444(uint8_t *src, uint8_t *dst, int size)
101 *v4 = ((((uint16_t)v6 << 8) & 0xFF00 & 0xF00u) >> 8) | ((((uint16_t)v6 << 8) & 0xFF00 & 0xF00u) >> 4) | (uint16_t)(((uint16_t)v6 << 8) & 0xFF00) | (((v6 << 16) & 0xF000000) >> 8) | (((v6 << 16) & 0xF000000) >> 4) | ((v6 << 16) & 0xFF000000);
103 *v7 = (((v6 >> 8) & 0xF00) >> 8) | (((v6 >> 8) & 0xF00) >> 4) | ((v6 >> 8) & 0xFF00) | ((v6 & 0xF000000) >> 8) | ((v6 & 0xF000000) >> 4) | (v6 & 0xFF000000);
110 static inline void texConv_A8_ARGB4444(uint8_t *src, uint8_t *dst, int size)
119 v3 = (uint32_t *)src;
120 v4 = (uint32_t *)dst;
127 *v4 = ((v6 & 0xF0) << 8 >> 12) | (uint8_t)(v6 & 0xF0) | (16 * (uint8_t)(v6 & 0xF0) & 0xFFFFFFF) | ((uint8_t)(v6 & 0xF0) << 8) | (16 * (uint16_t)(v6 & 0xF000) & 0xFFFFF) | (((uint16_t)(v6 & 0xF000) << 8) & 0xFFFFFF) | (((uint16_t)(v6 & 0xF000) << 12) & 0xFFFFFFF) | ((uint16_t)(v6 & 0xF000) << 16);
129 *v8 = ((v7 & 0xF00000) >> 20) | ((v7 & 0xF00000) >> 16) | ((v7 & 0xF00000) >> 12) | ((v7 & 0xF00000) >> 8) | ((v6 & 0xF0000000) >> 12) | ((v6 & 0xF0000000) >> 8) | ((v6 & 0xF0000000) >> 4) | (v6 & 0xF0000000);
136 void TexConv_ARGB1555_ARGB4444 (unsigned char * src, unsigned char * dst, int width, int height)
138 int size = (width * height) >> 1; // Hiroshi Morii <koolsmoky@users.sourceforge.net>
139 // 2 pixels are converted in one loop
140 // NOTE: width * height must be a multiple of 2
141 texConv_ARGB1555_ARGB4444(src, dst, size);
144 void TexConv_AI88_ARGB4444 (unsigned char * src, unsigned char * dst, int width, int height)
146 int size = (width * height) >> 1; // Hiroshi Morii <koolsmoky@users.sourceforge.net>
147 // 2 pixels are converted in one loop
148 // NOTE: width * height must be a multiple of 2
149 texConv_AI88_ARGB4444(src, dst, size);
152 void TexConv_AI44_ARGB4444 (unsigned char * src, unsigned char * dst, int width, int height)
154 int size = (width * height) >> 2; // Hiroshi Morii <koolsmoky@users.sourceforge.net>
155 // 4 pixels are converted in one loop
156 // NOTE: width * height must be a multiple of 4
157 texConv_AI44_ARGB4444(src, dst, size);
160 void TexConv_A8_ARGB4444 (unsigned char * src, unsigned char * dst, int width, int height)
162 int size = (width * height) >> 2; // Hiroshi Morii <koolsmoky@users.sourceforge.net>
163 // 4 pixels are converted in one loop
164 // NOTE: width * height must be a multiple of 4
165 texConv_A8_ARGB4444(src, dst, size);