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annotate src/audio/nds/SDL_ndsaudio.h @ 2689:e065c9f6a393 gsoc2008_nds

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Some audio work, setting default frequency, volume, etc. and calling a generic playback function that uses them.
author Darren Alton <dalton@stevens.edu>
date Fri, 15 Aug 2008 10:44:31 +0000
parents 4135aa9c5645
children e1da92da346c
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifndef _SDL_ndsaudio_h
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25 #define _SDL_ndsaudio_h
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26
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27 #include "../SDL_sysaudio.h"
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28 #include <nds/arm9/sound.h>
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29
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30 /* Hidden "this" pointer for the audio functions */
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31 #define _THIS SDL_AudioDevice *this
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32
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33 struct SDL_PrivateAudioData
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34 {
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35 TransferSoundData* sound;
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36 /* The file descriptor for the audio device */
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37 Uint8 *mixbuf;
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38 Uint32 mixlen;
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39 Uint32 write_delay;
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40 Uint32 initial_calls;
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41 };
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42
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43 #endif /* _SDL_ndsaudio_h */
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44 /* vi: set ts=4 sw=4 expandtab: */