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annotate src/audio/ums/SDL_umsaudio.h @ 2769:2a46b5912665

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Added missing math.h functionality for SDL_audiocvt.c
author Sam Lantinga <slouken@libsdl.org>
date Sun, 12 Oct 2008 16:30:42 +0000
parents 5f6550e5184f
children 99210400e8b9
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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 Carsten Griwodz
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20 griff@kom.tu-darmstadt.de
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21
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22 based on linux/SDL_dspaudio.h by Sam Lantinga
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23 */
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24 #include "SDL_config.h"
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25
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26 #ifndef _SDL_UMSaudio_h
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27 #define _SDL_UMSaudio_h
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28
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29 #include <UMS/UMSAudioDevice.h>
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30
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31 #include "../SDL_sysaudio.h"
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32
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33 /* Hidden "this" pointer for the audio functions */
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34 #define _THIS SDL_AudioDevice *this
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35
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36 struct SDL_PrivateAudioData
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37 {
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38 /* Pointer to the (open) UMS audio device */
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39 Environment *ev;
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40 UMSAudioDevice umsdev;
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41
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42 /* Raw mixing buffer */
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43 UMSAudioTypes_Buffer playbuf;
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44 UMSAudioTypes_Buffer fillbuf;
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45
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46 long bytesPerSample;
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47 };
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48
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49 #endif /* _SDL_UMSaudio_h */
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50 /* vi: set ts=4 sw=4 expandtab: */