Mercurial > sdl-ios-xcode
comparison src/audio/SDL_mixer_MMX.h @ 539:a9e38f3b8e4d
Added MMX audio mixing code for gcc (thanks Stephane!)
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 09 Nov 2002 06:13:28 +0000 |
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children | e3b3130f3af8 |
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538:d3abe873e3f7 | 539:a9e38f3b8e4d |
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1 // headers for MMX assembler version of SDL_MixAudio | |
2 // Copyright 2002 Stephane Marchesin (stephane.marchesin@wanadoo.fr) | |
3 // This code is licensed under the LGPL (see COPYING for details) | |
4 // | |
5 // Assumes buffer size in bytes is a multiple of 16 | |
6 // Assumes SDL_MIX_MAXVOLUME = 128 | |
7 | |
8 | |
9 #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) | |
10 void SDL_MixAudio_MMX_S16(char* ,char* ,unsigned int ,int ); | |
11 void SDL_MixAudio_MMX_S8(char* ,char* ,unsigned int ,int ); | |
12 #endif | |
13 |