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@@ -0,0 +1,2371 @@
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+/**
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+ * OpenAL cross platform audio library
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+ * Copyright (C) 1999-2007 by authors.
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+ * This library is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU Library General Public
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+ * License as published by the Free Software Foundation; either
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+ * version 2 of the License, or (at your option) any later version.
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+ *
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+ * This library is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ * Library General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU Library General Public
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+ * License along with this library; if not, write to the
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+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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+ * Boston, MA 02111-1307, USA.
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+ * Or go to http://www.gnu.org/copyleft/lgpl.html
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+ */
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+
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+#include "config.h"
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+
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+#include <math.h>
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+#include <stdlib.h>
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+#include <stdio.h>
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+#include <memory.h>
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+#include <ctype.h>
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+
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+#include "alMain.h"
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+#include "alSource.h"
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+#include "AL/al.h"
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+#include "AL/alc.h"
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+#include "alThunk.h"
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+#include "alSource.h"
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+#include "alBuffer.h"
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+#include "alAuxEffectSlot.h"
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+#include "alDatabuffer.h"
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+#include "bs2b.h"
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+#include "alu.h"
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+
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+
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+#define EmptyFuncs { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }
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+typedef struct BackendInfo {
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+ const char *name;
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+ void (*Init)(BackendFuncs*);
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+ void (*Deinit)(void);
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+ void (*Probe)(int);
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+ BackendFuncs Funcs;
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+} BackendInfo;
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+static BackendInfo BackendList[] = {
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+#ifdef HAVE_PULSEAUDIO
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+ { "pulse", alc_pulse_init, alc_pulse_deinit, alc_pulse_probe, EmptyFuncs },
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+#endif
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+#ifdef HAVE_ALSA
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+ { "alsa", alc_alsa_init, alc_alsa_deinit, alc_alsa_probe, EmptyFuncs },
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+#endif
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+#ifdef HAVE_OSS
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+ { "oss", alc_oss_init, alc_oss_deinit, alc_oss_probe, EmptyFuncs },
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+#endif
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+#ifdef HAVE_SOLARIS
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+ { "solaris", alc_solaris_init, alc_solaris_deinit, alc_solaris_probe, EmptyFuncs },
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+#endif
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+#ifdef HAVE_DSOUND
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+ { "dsound", alcDSoundInit, alcDSoundDeinit, alcDSoundProbe, EmptyFuncs },
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+#endif
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+#ifdef HAVE_WINMM
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+ { "winmm", alcWinMMInit, alcWinMMDeinit, alcWinMMProbe, EmptyFuncs },
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+#endif
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+#ifdef HAVE_PORTAUDIO
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+ { "port", alc_pa_init, alc_pa_deinit, alc_pa_probe, EmptyFuncs },
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+#endif
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+#ifdef HAVE_OPENSLES
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+ { "opensles", alc_opensles_init, alc_opensles_deinit, alc_opensles_probe, EmptyFuncs },
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+#endif
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+#if defined(HAVE_AUDIOTRACK)
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+ { "audiotrack", alc_audiotrack_init, alc_audiotrack_deinit, alc_audiotrack_probe, EmptyFuncs },
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+#endif
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+
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+ { "null", alc_null_init, alc_null_deinit, alc_null_probe, EmptyFuncs },
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+#ifdef HAVE_WAVE
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+ { "wave", alc_wave_init, alc_wave_deinit, alc_wave_probe, EmptyFuncs },
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+#endif
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+
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+ { NULL, NULL, NULL, NULL, EmptyFuncs }
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+};
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+#undef EmptyFuncs
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+
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+///////////////////////////////////////////////////////
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+
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+#define ALC_EFX_MAJOR_VERSION 0x20001
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+#define ALC_EFX_MINOR_VERSION 0x20002
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+#define ALC_MAX_AUXILIARY_SENDS 0x20003
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+
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+///////////////////////////////////////////////////////
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+// STRING and EXTENSIONS
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+
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+typedef struct ALCfunction {
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+ const ALCchar *funcName;
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+ ALCvoid *address;
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+} ALCfunction;
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+
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+typedef struct ALCenums {
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+ const ALCchar *enumName;
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+ ALCenum value;
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+} ALCenums;
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+
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+
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+static const ALCfunction alcFunctions[] = {
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+ { "alcCreateContext", (ALCvoid *) alcCreateContext },
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+ { "alcMakeContextCurrent", (ALCvoid *) alcMakeContextCurrent },
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+ { "alcProcessContext", (ALCvoid *) alcProcessContext },
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+ { "alcSuspendContext", (ALCvoid *) alcSuspendContext },
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+ { "alcDestroyContext", (ALCvoid *) alcDestroyContext },
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+ { "alcGetCurrentContext", (ALCvoid *) alcGetCurrentContext },
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+ { "alcGetContextsDevice", (ALCvoid *) alcGetContextsDevice },
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+ { "alcOpenDevice", (ALCvoid *) alcOpenDevice },
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+ { "alcCloseDevice", (ALCvoid *) alcCloseDevice },
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+ { "alcGetError", (ALCvoid *) alcGetError },
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+ { "alcIsExtensionPresent", (ALCvoid *) alcIsExtensionPresent },
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+ { "alcGetProcAddress", (ALCvoid *) alcGetProcAddress },
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+ { "alcGetEnumValue", (ALCvoid *) alcGetEnumValue },
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+ { "alcGetString", (ALCvoid *) alcGetString },
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+ { "alcGetIntegerv", (ALCvoid *) alcGetIntegerv },
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+ { "alcCaptureOpenDevice", (ALCvoid *) alcCaptureOpenDevice },
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+ { "alcCaptureCloseDevice", (ALCvoid *) alcCaptureCloseDevice },
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+ { "alcCaptureStart", (ALCvoid *) alcCaptureStart },
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+ { "alcCaptureStop", (ALCvoid *) alcCaptureStop },
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+ { "alcCaptureSamples", (ALCvoid *) alcCaptureSamples },
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+
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+ { "alcSetThreadContext", (ALCvoid *) alcSetThreadContext },
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+ { "alcGetThreadContext", (ALCvoid *) alcGetThreadContext },
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+
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+ { "alEnable", (ALCvoid *) alEnable },
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+ { "alDisable", (ALCvoid *) alDisable },
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+ { "alIsEnabled", (ALCvoid *) alIsEnabled },
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+ { "alGetString", (ALCvoid *) alGetString },
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+ { "alGetBooleanv", (ALCvoid *) alGetBooleanv },
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+ { "alGetIntegerv", (ALCvoid *) alGetIntegerv },
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+ { "alGetFloatv", (ALCvoid *) alGetFloatv },
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+ { "alGetDoublev", (ALCvoid *) alGetDoublev },
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+ { "alGetBoolean", (ALCvoid *) alGetBoolean },
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+ { "alGetInteger", (ALCvoid *) alGetInteger },
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+ { "alGetFloat", (ALCvoid *) alGetFloat },
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+ { "alGetDouble", (ALCvoid *) alGetDouble },
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+ { "alGetError", (ALCvoid *) alGetError },
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+ { "alIsExtensionPresent", (ALCvoid *) alIsExtensionPresent },
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+ { "alGetProcAddress", (ALCvoid *) alGetProcAddress },
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+ { "alGetEnumValue", (ALCvoid *) alGetEnumValue },
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+ { "alListenerf", (ALCvoid *) alListenerf },
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+ { "alListener3f", (ALCvoid *) alListener3f },
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+ { "alListenerfv", (ALCvoid *) alListenerfv },
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+ { "alListeneri", (ALCvoid *) alListeneri },
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+ { "alListener3i", (ALCvoid *) alListener3i },
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+ { "alListeneriv", (ALCvoid *) alListeneriv },
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+ { "alGetListenerf", (ALCvoid *) alGetListenerf },
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+ { "alGetListener3f", (ALCvoid *) alGetListener3f },
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+ { "alGetListenerfv", (ALCvoid *) alGetListenerfv },
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+ { "alGetListeneri", (ALCvoid *) alGetListeneri },
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+ { "alGetListener3i", (ALCvoid *) alGetListener3i },
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+ { "alGetListeneriv", (ALCvoid *) alGetListeneriv },
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+ { "alGenSources", (ALCvoid *) alGenSources },
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+ { "alDeleteSources", (ALCvoid *) alDeleteSources },
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+ { "alIsSource", (ALCvoid *) alIsSource },
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+ { "alSourcef", (ALCvoid *) alSourcef },
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+ { "alSource3f", (ALCvoid *) alSource3f },
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+ { "alSourcefv", (ALCvoid *) alSourcefv },
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+ { "alSourcei", (ALCvoid *) alSourcei },
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+ { "alSource3i", (ALCvoid *) alSource3i },
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+ { "alSourceiv", (ALCvoid *) alSourceiv },
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+ { "alGetSourcef", (ALCvoid *) alGetSourcef },
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+ { "alGetSource3f", (ALCvoid *) alGetSource3f },
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+ { "alGetSourcefv", (ALCvoid *) alGetSourcefv },
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+ { "alGetSourcei", (ALCvoid *) alGetSourcei },
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+ { "alGetSource3i", (ALCvoid *) alGetSource3i },
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+ { "alGetSourceiv", (ALCvoid *) alGetSourceiv },
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+ { "alSourcePlayv", (ALCvoid *) alSourcePlayv },
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+ { "alSourceStopv", (ALCvoid *) alSourceStopv },
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+ { "alSourceRewindv", (ALCvoid *) alSourceRewindv },
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+ { "alSourcePausev", (ALCvoid *) alSourcePausev },
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+ { "alSourcePlay", (ALCvoid *) alSourcePlay },
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+ { "alSourceStop", (ALCvoid *) alSourceStop },
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+ { "alSourceRewind", (ALCvoid *) alSourceRewind },
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+ { "alSourcePause", (ALCvoid *) alSourcePause },
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+ { "alSourceQueueBuffers", (ALCvoid *) alSourceQueueBuffers },
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+ { "alSourceUnqueueBuffers", (ALCvoid *) alSourceUnqueueBuffers },
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+ { "alGenBuffers", (ALCvoid *) alGenBuffers },
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+ { "alDeleteBuffers", (ALCvoid *) alDeleteBuffers },
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+ { "alIsBuffer", (ALCvoid *) alIsBuffer },
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+ { "alBufferData", (ALCvoid *) alBufferData },
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+ { "alBufferDataStatic", (ALCvoid *) alBufferData },
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+ { "alBufferf", (ALCvoid *) alBufferf },
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+ { "alBuffer3f", (ALCvoid *) alBuffer3f },
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+ { "alBufferfv", (ALCvoid *) alBufferfv },
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+ { "alBufferi", (ALCvoid *) alBufferi },
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+ { "alBuffer3i", (ALCvoid *) alBuffer3i },
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+ { "alBufferiv", (ALCvoid *) alBufferiv },
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+ { "alGetBufferf", (ALCvoid *) alGetBufferf },
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+ { "alGetBuffer3f", (ALCvoid *) alGetBuffer3f },
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+ { "alGetBufferfv", (ALCvoid *) alGetBufferfv },
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+ { "alGetBufferi", (ALCvoid *) alGetBufferi },
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+ { "alGetBuffer3i", (ALCvoid *) alGetBuffer3i },
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+ { "alGetBufferiv", (ALCvoid *) alGetBufferiv },
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+ { "alDopplerFactor", (ALCvoid *) alDopplerFactor },
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+ { "alDopplerVelocity", (ALCvoid *) alDopplerVelocity },
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+ { "alSpeedOfSound", (ALCvoid *) alSpeedOfSound },
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+ { "alDistanceModel", (ALCvoid *) alDistanceModel },
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+
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+ { "alGenFilters", (ALCvoid *) alGenFilters },
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+ { "alDeleteFilters", (ALCvoid *) alDeleteFilters },
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+ { "alIsFilter", (ALCvoid *) alIsFilter },
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+ { "alFilteri", (ALCvoid *) alFilteri },
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+ { "alFilteriv", (ALCvoid *) alFilteriv },
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+ { "alFilterf", (ALCvoid *) alFilterf },
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+ { "alFilterfv", (ALCvoid *) alFilterfv },
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+ { "alGetFilteri", (ALCvoid *) alGetFilteri },
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+ { "alGetFilteriv", (ALCvoid *) alGetFilteriv },
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+ { "alGetFilterf", (ALCvoid *) alGetFilterf },
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+ { "alGetFilterfv", (ALCvoid *) alGetFilterfv },
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+
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+ { "alGenEffects", (ALCvoid *) alGenEffects },
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+ { "alDeleteEffects", (ALCvoid *) alDeleteEffects },
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+ { "alIsEffect", (ALCvoid *) alIsEffect },
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+ { "alEffecti", (ALCvoid *) alEffecti },
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+ { "alEffectiv", (ALCvoid *) alEffectiv },
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+ { "alEffectf", (ALCvoid *) alEffectf },
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+ { "alEffectfv", (ALCvoid *) alEffectfv },
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+ { "alGetEffecti", (ALCvoid *) alGetEffecti },
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+ { "alGetEffectiv", (ALCvoid *) alGetEffectiv },
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+ { "alGetEffectf", (ALCvoid *) alGetEffectf },
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+ { "alGetEffectfv", (ALCvoid *) alGetEffectfv },
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+
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+ { "alGenAuxiliaryEffectSlots", (ALCvoid *) alGenAuxiliaryEffectSlots},
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+ { "alDeleteAuxiliaryEffectSlots",(ALCvoid *) alDeleteAuxiliaryEffectSlots},
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+ { "alIsAuxiliaryEffectSlot", (ALCvoid *) alIsAuxiliaryEffectSlot },
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+ { "alAuxiliaryEffectSloti", (ALCvoid *) alAuxiliaryEffectSloti },
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+ { "alAuxiliaryEffectSlotiv", (ALCvoid *) alAuxiliaryEffectSlotiv },
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+ { "alAuxiliaryEffectSlotf", (ALCvoid *) alAuxiliaryEffectSlotf },
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+ { "alAuxiliaryEffectSlotfv", (ALCvoid *) alAuxiliaryEffectSlotfv },
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+ { "alGetAuxiliaryEffectSloti", (ALCvoid *) alGetAuxiliaryEffectSloti},
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+ { "alGetAuxiliaryEffectSlotiv", (ALCvoid *) alGetAuxiliaryEffectSlotiv},
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+ { "alGetAuxiliaryEffectSlotf", (ALCvoid *) alGetAuxiliaryEffectSlotf},
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+ { "alGetAuxiliaryEffectSlotfv", (ALCvoid *) alGetAuxiliaryEffectSlotfv},
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+
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+ { "alBufferSubDataSOFT", (ALCvoid *) alBufferSubDataSOFT },
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+#if 0
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+ { "alGenDatabuffersEXT", (ALCvoid *) alGenDatabuffersEXT },
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+ { "alDeleteDatabuffersEXT", (ALCvoid *) alDeleteDatabuffersEXT },
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+ { "alIsDatabufferEXT", (ALCvoid *) alIsDatabufferEXT },
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+ { "alDatabufferDataEXT", (ALCvoid *) alDatabufferDataEXT },
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+ { "alDatabufferSubDataEXT", (ALCvoid *) alDatabufferSubDataEXT },
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+ { "alGetDatabufferSubDataEXT", (ALCvoid *) alGetDatabufferSubDataEXT},
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+ { "alDatabufferfEXT", (ALCvoid *) alDatabufferfEXT },
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+ { "alDatabufferfvEXT", (ALCvoid *) alDatabufferfvEXT },
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+ { "alDatabufferiEXT", (ALCvoid *) alDatabufferiEXT },
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+ { "alDatabufferivEXT", (ALCvoid *) alDatabufferivEXT },
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+ { "alGetDatabufferfEXT", (ALCvoid *) alGetDatabufferfEXT },
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+ { "alGetDatabufferfvEXT", (ALCvoid *) alGetDatabufferfvEXT },
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+ { "alGetDatabufferiEXT", (ALCvoid *) alGetDatabufferiEXT },
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+ { "alGetDatabufferivEXT", (ALCvoid *) alGetDatabufferivEXT },
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+ { "alSelectDatabufferEXT", (ALCvoid *) alSelectDatabufferEXT },
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+ { "alMapDatabufferEXT", (ALCvoid *) alMapDatabufferEXT },
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+ { "alUnmapDatabufferEXT", (ALCvoid *) alUnmapDatabufferEXT },
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+#endif
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+ { NULL, (ALCvoid *) NULL }
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+};
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+
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+static const ALCenums enumeration[] = {
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+ // Types
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+ { "ALC_INVALID", ALC_INVALID },
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+ { "ALC_FALSE", ALC_FALSE },
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+ { "ALC_TRUE", ALC_TRUE },
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+
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+ // ALC Properties
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+ { "ALC_MAJOR_VERSION", ALC_MAJOR_VERSION },
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+ { "ALC_MINOR_VERSION", ALC_MINOR_VERSION },
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+ { "ALC_ATTRIBUTES_SIZE", ALC_ATTRIBUTES_SIZE },
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+ { "ALC_ALL_ATTRIBUTES", ALC_ALL_ATTRIBUTES },
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+ { "ALC_DEFAULT_DEVICE_SPECIFIER", ALC_DEFAULT_DEVICE_SPECIFIER },
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+ { "ALC_DEVICE_SPECIFIER", ALC_DEVICE_SPECIFIER },
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+ { "ALC_ALL_DEVICES_SPECIFIER", ALC_ALL_DEVICES_SPECIFIER },
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+ { "ALC_DEFAULT_ALL_DEVICES_SPECIFIER", ALC_DEFAULT_ALL_DEVICES_SPECIFIER },
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+ { "ALC_EXTENSIONS", ALC_EXTENSIONS },
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+ { "ALC_FREQUENCY", ALC_FREQUENCY },
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+ { "ALC_REFRESH", ALC_REFRESH },
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+ { "ALC_SYNC", ALC_SYNC },
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+ { "ALC_MONO_SOURCES", ALC_MONO_SOURCES },
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+ { "ALC_STEREO_SOURCES", ALC_STEREO_SOURCES },
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+ { "ALC_CAPTURE_DEVICE_SPECIFIER", ALC_CAPTURE_DEVICE_SPECIFIER },
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+ { "ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER", ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER},
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+ { "ALC_CAPTURE_SAMPLES", ALC_CAPTURE_SAMPLES },
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+ { "ALC_CONNECTED", ALC_CONNECTED },
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+
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+ // EFX Properties
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+ { "ALC_EFX_MAJOR_VERSION", ALC_EFX_MAJOR_VERSION },
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+ { "ALC_EFX_MINOR_VERSION", ALC_EFX_MINOR_VERSION },
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+ { "ALC_MAX_AUXILIARY_SENDS", ALC_MAX_AUXILIARY_SENDS },
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+
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+ // ALC Error Message
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+ { "ALC_NO_ERROR", ALC_NO_ERROR },
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+ { "ALC_INVALID_DEVICE", ALC_INVALID_DEVICE },
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+ { "ALC_INVALID_CONTEXT", ALC_INVALID_CONTEXT },
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+ { "ALC_INVALID_ENUM", ALC_INVALID_ENUM },
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+ { "ALC_INVALID_VALUE", ALC_INVALID_VALUE },
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+ { "ALC_OUT_OF_MEMORY", ALC_OUT_OF_MEMORY },
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+ { NULL, (ALCenum)0 }
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+};
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+// Error strings
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+static const ALCchar alcNoError[] = "No Error";
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+static const ALCchar alcErrInvalidDevice[] = "Invalid Device";
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+static const ALCchar alcErrInvalidContext[] = "Invalid Context";
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+static const ALCchar alcErrInvalidEnum[] = "Invalid Enum";
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+static const ALCchar alcErrInvalidValue[] = "Invalid Value";
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+static const ALCchar alcErrOutOfMemory[] = "Out of Memory";
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+
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+/* Device lists. Sizes only include the first ending null character, not the
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+ * second */
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+static ALCchar *alcDeviceList;
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+static size_t alcDeviceListSize;
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|
|
+static ALCchar *alcAllDeviceList;
|
|
|
+static size_t alcAllDeviceListSize;
|
|
|
+static ALCchar *alcCaptureDeviceList;
|
|
|
+static size_t alcCaptureDeviceListSize;
|
|
|
+// Default is always the first in the list
|
|
|
+static ALCchar *alcDefaultDeviceSpecifier;
|
|
|
+static ALCchar *alcDefaultAllDeviceSpecifier;
|
|
|
+static ALCchar *alcCaptureDefaultDeviceSpecifier;
|
|
|
+
|
|
|
+
|
|
|
+static const ALCchar alcNoDeviceExtList[] =
|
|
|
+ "ALC_ENUMERATE_ALL_EXT ALC_ENUMERATION_EXT ALC_EXT_CAPTURE "
|
|
|
+ "ALC_EXT_thread_local_context";
|
|
|
+static const ALCchar alcExtensionList[] =
|
|
|
+ "ALC_ENUMERATE_ALL_EXT ALC_ENUMERATION_EXT ALC_EXT_CAPTURE "
|
|
|
+ "ALC_EXT_disconnect ALC_EXT_EFX ALC_EXT_thread_local_context";
|
|
|
+static const ALCint alcMajorVersion = 1;
|
|
|
+static const ALCint alcMinorVersion = 1;
|
|
|
+
|
|
|
+static const ALCint alcEFXMajorVersion = 1;
|
|
|
+static const ALCint alcEFXMinorVersion = 0;
|
|
|
+
|
|
|
+///////////////////////////////////////////////////////
|
|
|
+
|
|
|
+
|
|
|
+///////////////////////////////////////////////////////
|
|
|
+// Global Variables
|
|
|
+
|
|
|
+static ALCdevice *g_pDeviceList = NULL;
|
|
|
+static ALCuint g_ulDeviceCount = 0;
|
|
|
+
|
|
|
+static CRITICAL_SECTION g_csMutex;
|
|
|
+
|
|
|
+// Context List
|
|
|
+static ALCcontext *g_pContextList = NULL;
|
|
|
+static ALCuint g_ulContextCount = 0;
|
|
|
+
|
|
|
+// Thread-local current context
|
|
|
+static tls_type LocalContext;
|
|
|
+// Process-wide current context
|
|
|
+static ALCcontext *GlobalContext = NULL;
|
|
|
+
|
|
|
+// Context Error
|
|
|
+static ALCenum g_eLastNullDeviceError = ALC_NO_ERROR;
|
|
|
+
|
|
|
+// Default context extensions
|
|
|
+static const ALchar alExtList[] =
|
|
|
+ "AL_EXT_DOUBLE AL_EXT_EXPONENT_DISTANCE AL_EXT_FLOAT32 AL_EXT_IMA4 "
|
|
|
+ "AL_EXT_LINEAR_DISTANCE AL_EXT_MCFORMATS AL_EXT_MULAW "
|
|
|
+ "AL_EXT_MULAW_MCFORMATS AL_EXT_OFFSET AL_EXT_source_distance_model "
|
|
|
+ "AL_LOKI_quadriphonic AL_SOFT_buffer_sub_data AL_SOFT_loop_points";
|
|
|
+
|
|
|
+// Mixing Priority Level
|
|
|
+static ALint RTPrioLevel;
|
|
|
+
|
|
|
+// Output Log File
|
|
|
+static FILE *LogFile;
|
|
|
+
|
|
|
+///////////////////////////////////////////////////////
|
|
|
+
|
|
|
+
|
|
|
+///////////////////////////////////////////////////////
|
|
|
+// ALC Related helper functions
|
|
|
+static void ReleaseALC(void);
|
|
|
+
|
|
|
+#ifdef HAVE_GCC_DESTRUCTOR
|
|
|
+static void alc_init(void) __attribute__((constructor));
|
|
|
+static void alc_deinit(void) __attribute__((destructor));
|
|
|
+#else
|
|
|
+#ifdef _WIN32
|
|
|
+static void alc_init(void);
|
|
|
+static void alc_deinit(void);
|
|
|
+
|
|
|
+BOOL APIENTRY DllMain(HANDLE hModule,DWORD ul_reason_for_call,LPVOID lpReserved)
|
|
|
+{
|
|
|
+ (void)lpReserved;
|
|
|
+
|
|
|
+ // Perform actions based on the reason for calling.
|
|
|
+ switch(ul_reason_for_call)
|
|
|
+ {
|
|
|
+ case DLL_PROCESS_ATTACH:
|
|
|
+ DisableThreadLibraryCalls(hModule);
|
|
|
+ alc_init();
|
|
|
+ break;
|
|
|
+
|
|
|
+ case DLL_PROCESS_DETACH:
|
|
|
+ alc_deinit();
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ return TRUE;
|
|
|
+}
|
|
|
+#endif
|
|
|
+#endif
|
|
|
+
|
|
|
+static void alc_init(void)
|
|
|
+{
|
|
|
+ int i;
|
|
|
+ const char *devs, *str;
|
|
|
+
|
|
|
+ str = getenv("ALSOFT_LOGFILE");
|
|
|
+ if(str && str[0])
|
|
|
+ {
|
|
|
+ LogFile = fopen(str, "w");
|
|
|
+ if(!LogFile)
|
|
|
+ fprintf(stderr, "AL lib: Failed to open log file '%s'\n", str);
|
|
|
+ }
|
|
|
+ if(!LogFile)
|
|
|
+ LogFile = stderr;
|
|
|
+
|
|
|
+ InitializeCriticalSection(&g_csMutex);
|
|
|
+ ALTHUNK_INIT();
|
|
|
+ ReadALConfig();
|
|
|
+
|
|
|
+ tls_create(&LocalContext);
|
|
|
+
|
|
|
+ RTPrioLevel = GetConfigValueInt(NULL, "rt-prio", 0);
|
|
|
+
|
|
|
+ DefaultResampler = GetConfigValueInt(NULL, "resampler", RESAMPLER_DEFAULT);
|
|
|
+ if(DefaultResampler >= RESAMPLER_MAX || DefaultResampler <= RESAMPLER_MIN)
|
|
|
+ DefaultResampler = RESAMPLER_DEFAULT;
|
|
|
+
|
|
|
+ devs = GetConfigValue(NULL, "drivers", "");
|
|
|
+ if(devs[0])
|
|
|
+ {
|
|
|
+ int n;
|
|
|
+ size_t len;
|
|
|
+ const char *next = devs;
|
|
|
+ int endlist, delitem;
|
|
|
+
|
|
|
+ i = 0;
|
|
|
+ do {
|
|
|
+ devs = next;
|
|
|
+ next = strchr(devs, ',');
|
|
|
+
|
|
|
+ delitem = (devs[0] == '-');
|
|
|
+ if(devs[0] == '-') devs++;
|
|
|
+
|
|
|
+ if(!devs[0] || devs[0] == ',')
|
|
|
+ {
|
|
|
+ endlist = 0;
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ endlist = 1;
|
|
|
+
|
|
|
+ len = (next ? ((size_t)(next-devs)) : strlen(devs));
|
|
|
+ for(n = i;BackendList[n].Init;n++)
|
|
|
+ {
|
|
|
+ if(len == strlen(BackendList[n].name) &&
|
|
|
+ strncmp(BackendList[n].name, devs, len) == 0)
|
|
|
+ {
|
|
|
+ if(delitem)
|
|
|
+ {
|
|
|
+ do {
|
|
|
+ BackendList[n] = BackendList[n+1];
|
|
|
+ ++n;
|
|
|
+ } while(BackendList[n].Init);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ BackendInfo Bkp = BackendList[n];
|
|
|
+ while(n > i)
|
|
|
+ {
|
|
|
+ BackendList[n] = BackendList[n-1];
|
|
|
+ --n;
|
|
|
+ }
|
|
|
+ BackendList[n] = Bkp;
|
|
|
+
|
|
|
+ i++;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ } while(next++);
|
|
|
+
|
|
|
+ if(endlist)
|
|
|
+ {
|
|
|
+ BackendList[i].name = NULL;
|
|
|
+ BackendList[i].Init = NULL;
|
|
|
+ BackendList[i].Deinit = NULL;
|
|
|
+ BackendList[i].Probe = NULL;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ for(i = 0;BackendList[i].Init;i++)
|
|
|
+ BackendList[i].Init(&BackendList[i].Funcs);
|
|
|
+
|
|
|
+ str = GetConfigValue(NULL, "excludefx", "");
|
|
|
+ if(str[0])
|
|
|
+ {
|
|
|
+ const struct {
|
|
|
+ const char *name;
|
|
|
+ int type;
|
|
|
+ } EffectList[] = {
|
|
|
+ { "eaxreverb", EAXREVERB },
|
|
|
+ { "reverb", REVERB },
|
|
|
+ { "echo", ECHO },
|
|
|
+ { "modulator", MODULATOR },
|
|
|
+ { NULL, 0 }
|
|
|
+ };
|
|
|
+ int n;
|
|
|
+ size_t len;
|
|
|
+ const char *next = str;
|
|
|
+
|
|
|
+ do {
|
|
|
+ str = next;
|
|
|
+ next = strchr(str, ',');
|
|
|
+
|
|
|
+ if(!str[0] || next == str)
|
|
|
+ continue;
|
|
|
+
|
|
|
+ len = (next ? ((size_t)(next-str)) : strlen(str));
|
|
|
+ for(n = 0;EffectList[n].name;n++)
|
|
|
+ {
|
|
|
+ if(len == strlen(EffectList[n].name) &&
|
|
|
+ strncmp(EffectList[n].name, str, len) == 0)
|
|
|
+ DisabledEffects[EffectList[n].type] = AL_TRUE;
|
|
|
+ }
|
|
|
+ } while(next++);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+static void alc_deinit(void)
|
|
|
+{
|
|
|
+ int i;
|
|
|
+
|
|
|
+ ReleaseALC();
|
|
|
+
|
|
|
+ for(i = 0;BackendList[i].Deinit;i++)
|
|
|
+ BackendList[i].Deinit();
|
|
|
+
|
|
|
+ tls_delete(LocalContext);
|
|
|
+
|
|
|
+ FreeALConfig();
|
|
|
+ ALTHUNK_EXIT();
|
|
|
+ DeleteCriticalSection(&g_csMutex);
|
|
|
+
|
|
|
+ if(LogFile != stderr)
|
|
|
+ fclose(LogFile);
|
|
|
+ LogFile = NULL;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+static void ProbeDeviceList()
|
|
|
+{
|
|
|
+ ALint i;
|
|
|
+
|
|
|
+ free(alcDeviceList); alcDeviceList = NULL;
|
|
|
+ alcDeviceListSize = 0;
|
|
|
+
|
|
|
+ for(i = 0;BackendList[i].Probe;i++)
|
|
|
+ BackendList[i].Probe(DEVICE_PROBE);
|
|
|
+}
|
|
|
+
|
|
|
+static void ProbeAllDeviceList()
|
|
|
+{
|
|
|
+ ALint i;
|
|
|
+
|
|
|
+ free(alcAllDeviceList); alcAllDeviceList = NULL;
|
|
|
+ alcAllDeviceListSize = 0;
|
|
|
+
|
|
|
+ for(i = 0;BackendList[i].Probe;i++)
|
|
|
+ BackendList[i].Probe(ALL_DEVICE_PROBE);
|
|
|
+}
|
|
|
+
|
|
|
+static void ProbeCaptureDeviceList()
|
|
|
+{
|
|
|
+ ALint i;
|
|
|
+
|
|
|
+ free(alcCaptureDeviceList); alcCaptureDeviceList = NULL;
|
|
|
+ alcCaptureDeviceListSize = 0;
|
|
|
+
|
|
|
+ for(i = 0;BackendList[i].Probe;i++)
|
|
|
+ BackendList[i].Probe(CAPTURE_DEVICE_PROBE);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+static void AppendList(const ALCchar *name, ALCchar **List, size_t *ListSize)
|
|
|
+{
|
|
|
+ size_t len = strlen(name);
|
|
|
+ void *temp;
|
|
|
+
|
|
|
+ if(len == 0)
|
|
|
+ return;
|
|
|
+
|
|
|
+ temp = realloc(*List, (*ListSize) + len + 2);
|
|
|
+ if(!temp)
|
|
|
+ {
|
|
|
+ AL_PRINT("Realloc failed to add %s!\n", name);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ *List = temp;
|
|
|
+
|
|
|
+ memcpy((*List)+(*ListSize), name, len+1);
|
|
|
+ *ListSize += len+1;
|
|
|
+ (*List)[*ListSize] = 0;
|
|
|
+}
|
|
|
+
|
|
|
+#define DECL_APPEND_LIST_FUNC(type) \
|
|
|
+void Append##type##List(const ALCchar *name) \
|
|
|
+{ AppendList(name, &alc##type##List, &alc##type##ListSize); }
|
|
|
+
|
|
|
+DECL_APPEND_LIST_FUNC(Device)
|
|
|
+DECL_APPEND_LIST_FUNC(AllDevice)
|
|
|
+DECL_APPEND_LIST_FUNC(CaptureDevice)
|
|
|
+
|
|
|
+#undef DECL_APPEND_LIST_FUNC
|
|
|
+
|
|
|
+
|
|
|
+void al_print(const char *fname, unsigned int line, const char *fmt, ...)
|
|
|
+{
|
|
|
+ const char *fn;
|
|
|
+ char str[256];
|
|
|
+ int i;
|
|
|
+
|
|
|
+ fn = strrchr(fname, '/');
|
|
|
+ if(!fn) fn = strrchr(fname, '\\');;
|
|
|
+ if(!fn) fn = fname;
|
|
|
+ else fn += 1;
|
|
|
+
|
|
|
+ i = snprintf(str, sizeof(str), "AL lib: %s:%d: ", fn, line);
|
|
|
+ if(i < (int)sizeof(str) && i > 0)
|
|
|
+ {
|
|
|
+ va_list ap;
|
|
|
+ va_start(ap, fmt);
|
|
|
+ vsnprintf(str+i, sizeof(str)-i, fmt, ap);
|
|
|
+ va_end(ap);
|
|
|
+ }
|
|
|
+ str[sizeof(str)-1] = 0;
|
|
|
+
|
|
|
+ fprintf(LogFile, "%s", str);
|
|
|
+ fflush(LogFile);
|
|
|
+}
|
|
|
+
|
|
|
+void SetRTPriority(void)
|
|
|
+{
|
|
|
+ ALboolean failed;
|
|
|
+
|
|
|
+#ifdef _WIN32
|
|
|
+ if(RTPrioLevel > 0)
|
|
|
+ failed = !SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL);
|
|
|
+ else
|
|
|
+ failed = !SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_NORMAL);
|
|
|
+#elif defined(HAVE_PTHREAD_SETSCHEDPARAM)
|
|
|
+ struct sched_param param;
|
|
|
+
|
|
|
+ if(RTPrioLevel > 0)
|
|
|
+ {
|
|
|
+ /* Use the minimum real-time priority possible for now (on Linux this
|
|
|
+ * should be 1 for SCHED_RR) */
|
|
|
+ param.sched_priority = sched_get_priority_min(SCHED_RR);
|
|
|
+ failed = !!pthread_setschedparam(pthread_self(), SCHED_RR, ¶m);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ param.sched_priority = 0;
|
|
|
+ failed = !!pthread_setschedparam(pthread_self(), SCHED_OTHER, ¶m);
|
|
|
+ }
|
|
|
+#else
|
|
|
+ /* Real-time priority not available */
|
|
|
+ failed = (RTPrioLevel>0);
|
|
|
+#endif
|
|
|
+ if(failed)
|
|
|
+ AL_PRINT("Failed to set priority level for thread\n");
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+void InitUIntMap(UIntMap *map)
|
|
|
+{
|
|
|
+ map->array = NULL;
|
|
|
+ map->size = 0;
|
|
|
+ map->maxsize = 0;
|
|
|
+}
|
|
|
+
|
|
|
+void ResetUIntMap(UIntMap *map)
|
|
|
+{
|
|
|
+ free(map->array);
|
|
|
+ map->array = NULL;
|
|
|
+ map->size = 0;
|
|
|
+ map->maxsize = 0;
|
|
|
+}
|
|
|
+
|
|
|
+ALenum InsertUIntMapEntry(UIntMap *map, ALuint key, ALvoid *value)
|
|
|
+{
|
|
|
+ ALsizei pos = 0;
|
|
|
+
|
|
|
+ if(map->size > 0)
|
|
|
+ {
|
|
|
+ ALsizei low = 0;
|
|
|
+ ALsizei high = map->size - 1;
|
|
|
+ while(low < high)
|
|
|
+ {
|
|
|
+ ALsizei mid = low + (high-low)/2;
|
|
|
+ if(map->array[mid].key < key)
|
|
|
+ low = mid + 1;
|
|
|
+ else
|
|
|
+ high = mid;
|
|
|
+ }
|
|
|
+ if(map->array[low].key < key)
|
|
|
+ low++;
|
|
|
+ pos = low;
|
|
|
+ }
|
|
|
+
|
|
|
+ if(pos == map->size || map->array[pos].key != key)
|
|
|
+ {
|
|
|
+ if(map->size == map->maxsize)
|
|
|
+ {
|
|
|
+ ALvoid *temp;
|
|
|
+ ALsizei newsize;
|
|
|
+
|
|
|
+ newsize = (map->maxsize ? (map->maxsize<<1) : 4);
|
|
|
+ if(newsize < map->maxsize)
|
|
|
+ return AL_OUT_OF_MEMORY;
|
|
|
+
|
|
|
+ temp = realloc(map->array, newsize*sizeof(map->array[0]));
|
|
|
+ if(!temp) return AL_OUT_OF_MEMORY;
|
|
|
+ map->array = temp;
|
|
|
+ map->maxsize = newsize;
|
|
|
+ }
|
|
|
+
|
|
|
+ map->size++;
|
|
|
+ if(pos < map->size-1)
|
|
|
+ memmove(&map->array[pos+1], &map->array[pos],
|
|
|
+ (map->size-1-pos)*sizeof(map->array[0]));
|
|
|
+ }
|
|
|
+ map->array[pos].key = key;
|
|
|
+ map->array[pos].value = value;
|
|
|
+
|
|
|
+ return AL_NO_ERROR;
|
|
|
+}
|
|
|
+
|
|
|
+void RemoveUIntMapKey(UIntMap *map, ALuint key)
|
|
|
+{
|
|
|
+ if(map->size > 0)
|
|
|
+ {
|
|
|
+ ALsizei low = 0;
|
|
|
+ ALsizei high = map->size - 1;
|
|
|
+ while(low < high)
|
|
|
+ {
|
|
|
+ ALsizei mid = low + (high-low)/2;
|
|
|
+ if(map->array[mid].key < key)
|
|
|
+ low = mid + 1;
|
|
|
+ else
|
|
|
+ high = mid;
|
|
|
+ }
|
|
|
+ if(map->array[low].key == key)
|
|
|
+ {
|
|
|
+ if(low < map->size-1)
|
|
|
+ memmove(&map->array[low], &map->array[low+1],
|
|
|
+ (map->size-1-low)*sizeof(map->array[0]));
|
|
|
+ map->size--;
|
|
|
+ }
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+ALvoid *LookupUIntMapKey(UIntMap *map, ALuint key)
|
|
|
+{
|
|
|
+ if(map->size > 0)
|
|
|
+ {
|
|
|
+ ALsizei low = 0;
|
|
|
+ ALsizei high = map->size - 1;
|
|
|
+ while(low < high)
|
|
|
+ {
|
|
|
+ ALsizei mid = low + (high-low)/2;
|
|
|
+ if(map->array[mid].key < key)
|
|
|
+ low = mid + 1;
|
|
|
+ else
|
|
|
+ high = mid;
|
|
|
+ }
|
|
|
+ if(map->array[low].key == key)
|
|
|
+ return map->array[low].value;
|
|
|
+ }
|
|
|
+ return NULL;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+ALuint BytesFromDevFmt(enum DevFmtType type)
|
|
|
+{
|
|
|
+ switch(type)
|
|
|
+ {
|
|
|
+ case DevFmtByte: return sizeof(ALbyte);
|
|
|
+ case DevFmtUByte: return sizeof(ALubyte);
|
|
|
+ case DevFmtShort: return sizeof(ALshort);
|
|
|
+ case DevFmtUShort: return sizeof(ALushort);
|
|
|
+ case DevFmtFloat: return sizeof(ALfloat);
|
|
|
+ }
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+ALuint ChannelsFromDevFmt(enum DevFmtChannels chans)
|
|
|
+{
|
|
|
+ switch(chans)
|
|
|
+ {
|
|
|
+ case DevFmtMono: return 1;
|
|
|
+ case DevFmtStereo: return 2;
|
|
|
+ case DevFmtQuad: return 4;
|
|
|
+ case DevFmtX51: return 6;
|
|
|
+ case DevFmtX61: return 7;
|
|
|
+ case DevFmtX71: return 8;
|
|
|
+ }
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+ALboolean DecomposeDevFormat(ALenum format, enum DevFmtChannels *chans,
|
|
|
+ enum DevFmtType *type)
|
|
|
+{
|
|
|
+ switch(format)
|
|
|
+ {
|
|
|
+ case AL_FORMAT_MONO8:
|
|
|
+ *chans = DevFmtMono;
|
|
|
+ *type = DevFmtUByte;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_MONO16:
|
|
|
+ *chans = DevFmtMono;
|
|
|
+ *type = DevFmtShort;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_MONO_FLOAT32:
|
|
|
+ *chans = DevFmtMono;
|
|
|
+ *type = DevFmtFloat;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_STEREO8:
|
|
|
+ *chans = DevFmtStereo;
|
|
|
+ *type = DevFmtUByte;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_STEREO16:
|
|
|
+ *chans = DevFmtStereo;
|
|
|
+ *type = DevFmtShort;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_STEREO_FLOAT32:
|
|
|
+ *chans = DevFmtStereo;
|
|
|
+ *type = DevFmtFloat;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_QUAD8:
|
|
|
+ *chans = DevFmtQuad;
|
|
|
+ *type = DevFmtUByte;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_QUAD16:
|
|
|
+ *chans = DevFmtQuad;
|
|
|
+ *type = DevFmtShort;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_QUAD32:
|
|
|
+ *chans = DevFmtQuad;
|
|
|
+ *type = DevFmtFloat;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_51CHN8:
|
|
|
+ *chans = DevFmtX51;
|
|
|
+ *type = DevFmtUByte;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_51CHN16:
|
|
|
+ *chans = DevFmtX51;
|
|
|
+ *type = DevFmtShort;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_51CHN32:
|
|
|
+ *chans = DevFmtX51;
|
|
|
+ *type = DevFmtFloat;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_61CHN8:
|
|
|
+ *chans = DevFmtX61;
|
|
|
+ *type = DevFmtUByte;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_61CHN16:
|
|
|
+ *chans = DevFmtX61;
|
|
|
+ *type = DevFmtShort;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_61CHN32:
|
|
|
+ *chans = DevFmtX61;
|
|
|
+ *type = DevFmtFloat;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_71CHN8:
|
|
|
+ *chans = DevFmtX71;
|
|
|
+ *type = DevFmtUByte;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_71CHN16:
|
|
|
+ *chans = DevFmtX71;
|
|
|
+ *type = DevFmtShort;
|
|
|
+ return AL_TRUE;
|
|
|
+ case AL_FORMAT_71CHN32:
|
|
|
+ *chans = DevFmtX71;
|
|
|
+ *type = DevFmtFloat;
|
|
|
+ return AL_TRUE;
|
|
|
+ }
|
|
|
+ return AL_FALSE;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ IsDevice
|
|
|
+
|
|
|
+ Check pDevice is a valid Device pointer
|
|
|
+*/
|
|
|
+static ALCboolean IsDevice(ALCdevice *pDevice)
|
|
|
+{
|
|
|
+ ALCdevice *pTempDevice;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ pTempDevice = g_pDeviceList;
|
|
|
+ while(pTempDevice && pTempDevice != pDevice)
|
|
|
+ pTempDevice = pTempDevice->next;
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return (pTempDevice ? ALC_TRUE : ALC_FALSE);
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ IsContext
|
|
|
+
|
|
|
+ Check pContext is a valid Context pointer
|
|
|
+*/
|
|
|
+static ALCboolean IsContext(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ ALCcontext *pTempContext;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ pTempContext = g_pContextList;
|
|
|
+ while (pTempContext && pTempContext != pContext)
|
|
|
+ pTempContext = pTempContext->next;
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return (pTempContext ? ALC_TRUE : ALC_FALSE);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcSetError
|
|
|
+
|
|
|
+ Store latest ALC Error
|
|
|
+*/
|
|
|
+ALCvoid alcSetError(ALCdevice *device, ALenum errorCode)
|
|
|
+{
|
|
|
+ if(IsDevice(device))
|
|
|
+ device->LastError = errorCode;
|
|
|
+ else
|
|
|
+ g_eLastNullDeviceError = errorCode;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/* UpdateDeviceParams:
|
|
|
+ *
|
|
|
+ * Updates device parameters according to the attribute list.
|
|
|
+ */
|
|
|
+static ALCboolean UpdateDeviceParams(ALCdevice *device, const ALCint *attrList)
|
|
|
+{
|
|
|
+ ALCuint freq, numMono, numStereo, numSends;
|
|
|
+ ALboolean running;
|
|
|
+ ALuint oldRate;
|
|
|
+ ALuint attrIdx;
|
|
|
+ ALuint i;
|
|
|
+
|
|
|
+ running = ((device->NumContexts > 0) ? AL_TRUE : AL_FALSE);
|
|
|
+ oldRate = device->Frequency;
|
|
|
+
|
|
|
+ // Check for attributes
|
|
|
+ if(attrList && attrList[0])
|
|
|
+ {
|
|
|
+ // If a context is already running on the device, stop playback so the
|
|
|
+ // device attributes can be updated
|
|
|
+ if(running)
|
|
|
+ {
|
|
|
+ ProcessContext(NULL);
|
|
|
+ ALCdevice_StopPlayback(device);
|
|
|
+ SuspendContext(NULL);
|
|
|
+ running = AL_FALSE;
|
|
|
+ }
|
|
|
+
|
|
|
+ freq = device->Frequency;
|
|
|
+ numMono = device->NumMonoSources;
|
|
|
+ numStereo = device->NumStereoSources;
|
|
|
+ numSends = device->NumAuxSends;
|
|
|
+
|
|
|
+ attrIdx = 0;
|
|
|
+ while(attrList[attrIdx])
|
|
|
+ {
|
|
|
+ if(attrList[attrIdx] == ALC_FREQUENCY &&
|
|
|
+ !ConfigValueExists(NULL, "frequency"))
|
|
|
+ {
|
|
|
+ freq = attrList[attrIdx + 1];
|
|
|
+ if(freq < 8000)
|
|
|
+ freq = 8000;
|
|
|
+ }
|
|
|
+
|
|
|
+ if(attrList[attrIdx] == ALC_STEREO_SOURCES)
|
|
|
+ {
|
|
|
+ numStereo = attrList[attrIdx + 1];
|
|
|
+ if(numStereo > device->MaxNoOfSources)
|
|
|
+ numStereo = device->MaxNoOfSources;
|
|
|
+
|
|
|
+ numMono = device->MaxNoOfSources - numStereo;
|
|
|
+ }
|
|
|
+
|
|
|
+ if(attrList[attrIdx] == ALC_MAX_AUXILIARY_SENDS &&
|
|
|
+ !ConfigValueExists(NULL, "sends"))
|
|
|
+ {
|
|
|
+ numSends = attrList[attrIdx + 1];
|
|
|
+ if(numSends > MAX_SENDS)
|
|
|
+ numSends = MAX_SENDS;
|
|
|
+ }
|
|
|
+
|
|
|
+ attrIdx += 2;
|
|
|
+ }
|
|
|
+
|
|
|
+ device->UpdateSize = (ALuint64)device->UpdateSize * freq /
|
|
|
+ device->Frequency;
|
|
|
+
|
|
|
+ device->Frequency = freq;
|
|
|
+ device->NumMonoSources = numMono;
|
|
|
+ device->NumStereoSources = numStereo;
|
|
|
+ device->NumAuxSends = numSends;
|
|
|
+ }
|
|
|
+
|
|
|
+ if(running)
|
|
|
+ return ALC_TRUE;
|
|
|
+
|
|
|
+ if(ALCdevice_ResetPlayback(device) == ALC_FALSE)
|
|
|
+ return ALC_FALSE;
|
|
|
+
|
|
|
+ aluInitPanning(device);
|
|
|
+
|
|
|
+ for(i = 0;i < MAXCHANNELS;i++)
|
|
|
+ {
|
|
|
+ device->ClickRemoval[i] = int2ALfp(0);
|
|
|
+ device->PendingClicks[i] = int2ALfp(0);
|
|
|
+ }
|
|
|
+
|
|
|
+ for(i = 0;i < device->NumContexts;i++)
|
|
|
+ {
|
|
|
+ ALCcontext *context = device->Contexts[i];
|
|
|
+ ALsizei pos;
|
|
|
+
|
|
|
+ SuspendContext(context);
|
|
|
+ for(pos = 0;pos < context->EffectSlotMap.size;pos++)
|
|
|
+ {
|
|
|
+ ALeffectslot *slot = context->EffectSlotMap.array[pos].value;
|
|
|
+
|
|
|
+ if(ALEffect_DeviceUpdate(slot->EffectState, device) == AL_FALSE)
|
|
|
+ {
|
|
|
+ ProcessContext(context);
|
|
|
+ return ALC_FALSE;
|
|
|
+ }
|
|
|
+ ALEffect_Update(slot->EffectState, context, &slot->effect);
|
|
|
+ }
|
|
|
+
|
|
|
+ for(pos = 0;pos < context->SourceMap.size;pos++)
|
|
|
+ {
|
|
|
+ ALsource *source = context->SourceMap.array[pos].value;
|
|
|
+ ALuint s = device->NumAuxSends;
|
|
|
+ while(s < MAX_SENDS)
|
|
|
+ {
|
|
|
+ if(source->Send[s].Slot)
|
|
|
+ source->Send[s].Slot->refcount--;
|
|
|
+ source->Send[s].Slot = NULL;
|
|
|
+ source->Send[s].WetFilter.type = 0;
|
|
|
+ source->Send[s].WetFilter.filter = 0;
|
|
|
+ s++;
|
|
|
+ }
|
|
|
+ source->NeedsUpdate = AL_TRUE;
|
|
|
+ }
|
|
|
+ ProcessContext(context);
|
|
|
+ }
|
|
|
+
|
|
|
+ if(device->Bs2bLevel > 0 && device->Bs2bLevel <= 6)
|
|
|
+ {
|
|
|
+ if(!device->Bs2b)
|
|
|
+ {
|
|
|
+ device->Bs2b = calloc(1, sizeof(*device->Bs2b));
|
|
|
+ bs2b_clear(device->Bs2b);
|
|
|
+ }
|
|
|
+ bs2b_set_srate(device->Bs2b, device->Frequency);
|
|
|
+ bs2b_set_level(device->Bs2b, device->Bs2bLevel);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ free(device->Bs2b);
|
|
|
+ device->Bs2b = NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ if(ChannelsFromDevFmt(device->FmtChans) <= 2)
|
|
|
+ {
|
|
|
+ device->HeadDampen = float2ALfp(GetConfigValueFloat(NULL, "head_dampen", DEFAULT_HEAD_DAMPEN));
|
|
|
+ device->HeadDampen = __min(device->HeadDampen, int2ALfp(1));
|
|
|
+ device->HeadDampen = __max(device->HeadDampen, int2ALfp(0));
|
|
|
+ }
|
|
|
+ else
|
|
|
+ device->HeadDampen = int2ALfp(0);
|
|
|
+
|
|
|
+ return ALC_TRUE;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ SuspendContext
|
|
|
+
|
|
|
+ Thread-safe entry
|
|
|
+*/
|
|
|
+ALCvoid SuspendContext(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ (void)pContext;
|
|
|
+ EnterCriticalSection(&g_csMutex);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ ProcessContext
|
|
|
+
|
|
|
+ Thread-safe exit
|
|
|
+*/
|
|
|
+ALCvoid ProcessContext(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ (void)pContext;
|
|
|
+ LeaveCriticalSection(&g_csMutex);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ GetContextSuspended
|
|
|
+
|
|
|
+ Returns the currently active Context, in a locked state
|
|
|
+*/
|
|
|
+ALCcontext *GetContextSuspended(void)
|
|
|
+{
|
|
|
+ ALCcontext *pContext = NULL;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ pContext = tls_get(LocalContext);
|
|
|
+ if(pContext && !IsContext(pContext))
|
|
|
+ {
|
|
|
+ tls_set(LocalContext, NULL);
|
|
|
+ pContext = NULL;
|
|
|
+ }
|
|
|
+ if(!pContext)
|
|
|
+ pContext = GlobalContext;
|
|
|
+
|
|
|
+ if(pContext)
|
|
|
+ SuspendContext(pContext);
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return pContext;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ InitContext
|
|
|
+
|
|
|
+ Initialize Context variables
|
|
|
+*/
|
|
|
+static ALvoid InitContext(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ //Initialise listener
|
|
|
+ pContext->Listener.Gain = int2ALfp(1);
|
|
|
+ pContext->Listener.MetersPerUnit = int2ALfp(1);
|
|
|
+ pContext->Listener.Position[0] = int2ALfp(0);
|
|
|
+ pContext->Listener.Position[1] = int2ALfp(0);
|
|
|
+ pContext->Listener.Position[2] = int2ALfp(0);
|
|
|
+ pContext->Listener.Velocity[0] = int2ALfp(0);
|
|
|
+ pContext->Listener.Velocity[1] = int2ALfp(0);
|
|
|
+ pContext->Listener.Velocity[2] = int2ALfp(0);
|
|
|
+ pContext->Listener.Forward[0] = int2ALfp(0);
|
|
|
+ pContext->Listener.Forward[1] = int2ALfp(0);
|
|
|
+ pContext->Listener.Forward[2] = int2ALfp(-1);
|
|
|
+ pContext->Listener.Up[0] = int2ALfp(0);
|
|
|
+ pContext->Listener.Up[1] = int2ALfp(1);
|
|
|
+ pContext->Listener.Up[2] = int2ALfp(0);
|
|
|
+
|
|
|
+ //Validate pContext
|
|
|
+ pContext->LastError = AL_NO_ERROR;
|
|
|
+ pContext->Suspended = AL_FALSE;
|
|
|
+ pContext->ActiveSourceCount = 0;
|
|
|
+ InitUIntMap(&pContext->SourceMap);
|
|
|
+ InitUIntMap(&pContext->EffectSlotMap);
|
|
|
+
|
|
|
+ //Set globals
|
|
|
+ pContext->DistanceModel = AL_INVERSE_DISTANCE_CLAMPED;
|
|
|
+ pContext->SourceDistanceModel = AL_FALSE;
|
|
|
+ pContext->DopplerFactor = int2ALfp(1);
|
|
|
+ pContext->DopplerVelocity = int2ALfp(1);
|
|
|
+ pContext->flSpeedOfSound = float2ALfp(SPEEDOFSOUNDMETRESPERSEC);
|
|
|
+ pContext->PrioritySlots = 0;
|
|
|
+
|
|
|
+ pContext->ExtensionList = alExtList;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ ExitContext
|
|
|
+
|
|
|
+ Clean up Context, destroy any remaining Sources
|
|
|
+*/
|
|
|
+static ALCvoid ExitContext(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ //Invalidate context
|
|
|
+ pContext->LastError = AL_NO_ERROR;
|
|
|
+}
|
|
|
+
|
|
|
+///////////////////////////////////////////////////////
|
|
|
+
|
|
|
+
|
|
|
+///////////////////////////////////////////////////////
|
|
|
+// ALC Functions calls
|
|
|
+
|
|
|
+
|
|
|
+// This should probably move to another c file but for now ...
|
|
|
+ALC_API ALCdevice* ALC_APIENTRY alcCaptureOpenDevice(const ALCchar *deviceName, ALCuint frequency, ALCenum format, ALCsizei SampleSize)
|
|
|
+{
|
|
|
+ ALCboolean DeviceFound = ALC_FALSE;
|
|
|
+ ALCdevice *device = NULL;
|
|
|
+ ALCint i;
|
|
|
+
|
|
|
+ if(SampleSize <= 0)
|
|
|
+ {
|
|
|
+ alcSetError(NULL, ALC_INVALID_VALUE);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ if(deviceName && !deviceName[0])
|
|
|
+ deviceName = NULL;
|
|
|
+
|
|
|
+ device = calloc(1, sizeof(ALCdevice));
|
|
|
+ if(!device)
|
|
|
+ {
|
|
|
+ alcSetError(NULL, ALC_OUT_OF_MEMORY);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ //Validate device
|
|
|
+ device->Connected = ALC_TRUE;
|
|
|
+ device->IsCaptureDevice = AL_TRUE;
|
|
|
+
|
|
|
+ device->szDeviceName = NULL;
|
|
|
+
|
|
|
+ device->Frequency = frequency;
|
|
|
+ if(DecomposeDevFormat(format, &device->FmtChans, &device->FmtType) == AL_FALSE)
|
|
|
+ {
|
|
|
+ free(device);
|
|
|
+ alcSetError(NULL, ALC_INVALID_ENUM);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ device->UpdateSize = SampleSize;
|
|
|
+ device->NumUpdates = 1;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+ for(i = 0;BackendList[i].Init;i++)
|
|
|
+ {
|
|
|
+ device->Funcs = &BackendList[i].Funcs;
|
|
|
+ if(ALCdevice_OpenCapture(device, deviceName))
|
|
|
+ {
|
|
|
+ device->next = g_pDeviceList;
|
|
|
+ g_pDeviceList = device;
|
|
|
+ g_ulDeviceCount++;
|
|
|
+
|
|
|
+ DeviceFound = ALC_TRUE;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ if(!DeviceFound)
|
|
|
+ {
|
|
|
+ alcSetError(NULL, ALC_INVALID_VALUE);
|
|
|
+ free(device);
|
|
|
+ device = NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ return device;
|
|
|
+}
|
|
|
+
|
|
|
+ALC_API ALCboolean ALC_APIENTRY alcCaptureCloseDevice(ALCdevice *pDevice)
|
|
|
+{
|
|
|
+ ALCdevice **list;
|
|
|
+
|
|
|
+ if(!IsDevice(pDevice) || !pDevice->IsCaptureDevice)
|
|
|
+ {
|
|
|
+ alcSetError(pDevice, ALC_INVALID_DEVICE);
|
|
|
+ return ALC_FALSE;
|
|
|
+ }
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ list = &g_pDeviceList;
|
|
|
+ while(*list != pDevice)
|
|
|
+ list = &(*list)->next;
|
|
|
+
|
|
|
+ *list = (*list)->next;
|
|
|
+ g_ulDeviceCount--;
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ ALCdevice_CloseCapture(pDevice);
|
|
|
+
|
|
|
+ free(pDevice->szDeviceName);
|
|
|
+ pDevice->szDeviceName = NULL;
|
|
|
+
|
|
|
+ free(pDevice);
|
|
|
+
|
|
|
+ return ALC_TRUE;
|
|
|
+}
|
|
|
+
|
|
|
+ALC_API void ALC_APIENTRY alcCaptureStart(ALCdevice *device)
|
|
|
+{
|
|
|
+ SuspendContext(NULL);
|
|
|
+ if(!IsDevice(device) || !device->IsCaptureDevice)
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else if(device->Connected)
|
|
|
+ ALCdevice_StartCapture(device);
|
|
|
+ ProcessContext(NULL);
|
|
|
+}
|
|
|
+
|
|
|
+ALC_API void ALC_APIENTRY alcCaptureStop(ALCdevice *device)
|
|
|
+{
|
|
|
+ SuspendContext(NULL);
|
|
|
+ if(!IsDevice(device) || !device->IsCaptureDevice)
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ ALCdevice_StopCapture(device);
|
|
|
+ ProcessContext(NULL);
|
|
|
+}
|
|
|
+
|
|
|
+ALC_API void ALC_APIENTRY alcCaptureSamples(ALCdevice *device, ALCvoid *buffer, ALCsizei samples)
|
|
|
+{
|
|
|
+ SuspendContext(NULL);
|
|
|
+ if(!IsDevice(device) || !device->IsCaptureDevice)
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ ALCdevice_CaptureSamples(device, buffer, samples);
|
|
|
+ ProcessContext(NULL);
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetError
|
|
|
+
|
|
|
+ Return last ALC generated error code
|
|
|
+*/
|
|
|
+ALC_API ALCenum ALC_APIENTRY alcGetError(ALCdevice *device)
|
|
|
+{
|
|
|
+ ALCenum errorCode;
|
|
|
+
|
|
|
+ if(IsDevice(device))
|
|
|
+ {
|
|
|
+ errorCode = device->LastError;
|
|
|
+ device->LastError = ALC_NO_ERROR;
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ errorCode = g_eLastNullDeviceError;
|
|
|
+ g_eLastNullDeviceError = ALC_NO_ERROR;
|
|
|
+ }
|
|
|
+ return errorCode;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcSuspendContext
|
|
|
+
|
|
|
+ Not functional
|
|
|
+*/
|
|
|
+ALC_API ALCvoid ALC_APIENTRY alcSuspendContext(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ SuspendContext(NULL);
|
|
|
+ if(IsContext(pContext))
|
|
|
+ pContext->Suspended = AL_TRUE;
|
|
|
+ ProcessContext(NULL);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcProcessContext
|
|
|
+
|
|
|
+ Not functional
|
|
|
+*/
|
|
|
+ALC_API ALCvoid ALC_APIENTRY alcProcessContext(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ SuspendContext(NULL);
|
|
|
+ if(IsContext(pContext))
|
|
|
+ pContext->Suspended = AL_FALSE;
|
|
|
+ ProcessContext(NULL);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetString
|
|
|
+
|
|
|
+ Returns information about the Device, and error strings
|
|
|
+*/
|
|
|
+ALC_API const ALCchar* ALC_APIENTRY alcGetString(ALCdevice *pDevice,ALCenum param)
|
|
|
+{
|
|
|
+ const ALCchar *value = NULL;
|
|
|
+
|
|
|
+ switch (param)
|
|
|
+ {
|
|
|
+ case ALC_NO_ERROR:
|
|
|
+ value = alcNoError;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_INVALID_ENUM:
|
|
|
+ value = alcErrInvalidEnum;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_INVALID_VALUE:
|
|
|
+ value = alcErrInvalidValue;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_INVALID_DEVICE:
|
|
|
+ value = alcErrInvalidDevice;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_INVALID_CONTEXT:
|
|
|
+ value = alcErrInvalidContext;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_OUT_OF_MEMORY:
|
|
|
+ value = alcErrOutOfMemory;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_DEVICE_SPECIFIER:
|
|
|
+ if(IsDevice(pDevice))
|
|
|
+ value = pDevice->szDeviceName;
|
|
|
+ else
|
|
|
+ {
|
|
|
+ ProbeDeviceList();
|
|
|
+ value = alcDeviceList;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_ALL_DEVICES_SPECIFIER:
|
|
|
+ ProbeAllDeviceList();
|
|
|
+ value = alcAllDeviceList;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_CAPTURE_DEVICE_SPECIFIER:
|
|
|
+ if(IsDevice(pDevice))
|
|
|
+ value = pDevice->szDeviceName;
|
|
|
+ else
|
|
|
+ {
|
|
|
+ ProbeCaptureDeviceList();
|
|
|
+ value = alcCaptureDeviceList;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+
|
|
|
+ /* Default devices are always first in the list */
|
|
|
+ case ALC_DEFAULT_DEVICE_SPECIFIER:
|
|
|
+ if(!alcDeviceList)
|
|
|
+ ProbeDeviceList();
|
|
|
+
|
|
|
+ free(alcDefaultDeviceSpecifier);
|
|
|
+ alcDefaultDeviceSpecifier = strdup(alcDeviceList ? alcDeviceList : "");
|
|
|
+ if(!alcDefaultDeviceSpecifier)
|
|
|
+ alcSetError(pDevice, ALC_OUT_OF_MEMORY);
|
|
|
+ value = alcDefaultDeviceSpecifier;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_DEFAULT_ALL_DEVICES_SPECIFIER:
|
|
|
+ if(!alcAllDeviceList)
|
|
|
+ ProbeAllDeviceList();
|
|
|
+
|
|
|
+ free(alcDefaultAllDeviceSpecifier);
|
|
|
+ alcDefaultAllDeviceSpecifier = strdup(alcAllDeviceList ?
|
|
|
+ alcAllDeviceList : "");
|
|
|
+ if(!alcDefaultAllDeviceSpecifier)
|
|
|
+ alcSetError(pDevice, ALC_OUT_OF_MEMORY);
|
|
|
+ value = alcDefaultAllDeviceSpecifier;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER:
|
|
|
+ if(!alcCaptureDeviceList)
|
|
|
+ ProbeCaptureDeviceList();
|
|
|
+
|
|
|
+ free(alcCaptureDefaultDeviceSpecifier);
|
|
|
+ alcCaptureDefaultDeviceSpecifier = strdup(alcCaptureDeviceList ?
|
|
|
+ alcCaptureDeviceList : "");
|
|
|
+ if(!alcCaptureDefaultDeviceSpecifier)
|
|
|
+ alcSetError(pDevice, ALC_OUT_OF_MEMORY);
|
|
|
+ value = alcCaptureDefaultDeviceSpecifier;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_EXTENSIONS:
|
|
|
+ if(IsDevice(pDevice))
|
|
|
+ value = alcExtensionList;
|
|
|
+ else
|
|
|
+ value = alcNoDeviceExtList;
|
|
|
+ break;
|
|
|
+
|
|
|
+ default:
|
|
|
+ alcSetError(pDevice, ALC_INVALID_ENUM);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ return value;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetIntegerv
|
|
|
+
|
|
|
+ Returns information about the Device and the version of Open AL
|
|
|
+*/
|
|
|
+ALC_API ALCvoid ALC_APIENTRY alcGetIntegerv(ALCdevice *device,ALCenum param,ALsizei size,ALCint *data)
|
|
|
+{
|
|
|
+ if(size == 0 || data == NULL)
|
|
|
+ {
|
|
|
+ alcSetError(device, ALC_INVALID_VALUE);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if(IsDevice(device) && device->IsCaptureDevice)
|
|
|
+ {
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ // Capture device
|
|
|
+ switch (param)
|
|
|
+ {
|
|
|
+ case ALC_CAPTURE_SAMPLES:
|
|
|
+ *data = ALCdevice_AvailableSamples(device);
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_CONNECTED:
|
|
|
+ *data = device->Connected;
|
|
|
+ break;
|
|
|
+
|
|
|
+ default:
|
|
|
+ alcSetError(device, ALC_INVALID_ENUM);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Playback Device
|
|
|
+ switch (param)
|
|
|
+ {
|
|
|
+ case ALC_MAJOR_VERSION:
|
|
|
+ *data = alcMajorVersion;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_MINOR_VERSION:
|
|
|
+ *data = alcMinorVersion;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_EFX_MAJOR_VERSION:
|
|
|
+ *data = alcEFXMajorVersion;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_EFX_MINOR_VERSION:
|
|
|
+ *data = alcEFXMinorVersion;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_MAX_AUXILIARY_SENDS:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = device->NumAuxSends;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_ATTRIBUTES_SIZE:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = 13;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_ALL_ATTRIBUTES:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else if (size < 13)
|
|
|
+ alcSetError(device, ALC_INVALID_VALUE);
|
|
|
+ else
|
|
|
+ {
|
|
|
+ int i = 0;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+ data[i++] = ALC_FREQUENCY;
|
|
|
+ data[i++] = device->Frequency;
|
|
|
+
|
|
|
+ data[i++] = ALC_REFRESH;
|
|
|
+ data[i++] = device->Frequency / device->UpdateSize;
|
|
|
+
|
|
|
+ data[i++] = ALC_SYNC;
|
|
|
+ data[i++] = ALC_FALSE;
|
|
|
+
|
|
|
+ data[i++] = ALC_MONO_SOURCES;
|
|
|
+ data[i++] = device->NumMonoSources;
|
|
|
+
|
|
|
+ data[i++] = ALC_STEREO_SOURCES;
|
|
|
+ data[i++] = device->NumStereoSources;
|
|
|
+
|
|
|
+ data[i++] = ALC_MAX_AUXILIARY_SENDS;
|
|
|
+ data[i++] = device->NumAuxSends;
|
|
|
+
|
|
|
+ data[i++] = 0;
|
|
|
+ ProcessContext(NULL);
|
|
|
+ }
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_FREQUENCY:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = device->Frequency;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_REFRESH:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = device->Frequency / device->UpdateSize;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_SYNC:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = ALC_FALSE;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_MONO_SOURCES:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = device->NumMonoSources;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_STEREO_SOURCES:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = device->NumStereoSources;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case ALC_CONNECTED:
|
|
|
+ if(!IsDevice(device))
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ else
|
|
|
+ *data = device->Connected;
|
|
|
+ break;
|
|
|
+
|
|
|
+ default:
|
|
|
+ alcSetError(device, ALC_INVALID_ENUM);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcIsExtensionPresent
|
|
|
+
|
|
|
+ Determines if there is support for a particular extension
|
|
|
+*/
|
|
|
+ALC_API ALCboolean ALC_APIENTRY alcIsExtensionPresent(ALCdevice *device, const ALCchar *extName)
|
|
|
+{
|
|
|
+ ALCboolean bResult = ALC_FALSE;
|
|
|
+ const char *ptr;
|
|
|
+ size_t len;
|
|
|
+
|
|
|
+ if(!extName)
|
|
|
+ {
|
|
|
+ alcSetError(device, ALC_INVALID_VALUE);
|
|
|
+ return ALC_FALSE;
|
|
|
+ }
|
|
|
+
|
|
|
+ len = strlen(extName);
|
|
|
+ ptr = (IsDevice(device) ? alcExtensionList : alcNoDeviceExtList);
|
|
|
+ while(ptr && *ptr)
|
|
|
+ {
|
|
|
+ if(strncasecmp(ptr, extName, len) == 0 &&
|
|
|
+ (ptr[len] == '\0' || isspace(ptr[len])))
|
|
|
+ {
|
|
|
+ bResult = ALC_TRUE;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ if((ptr=strchr(ptr, ' ')) != NULL)
|
|
|
+ {
|
|
|
+ do {
|
|
|
+ ++ptr;
|
|
|
+ } while(isspace(*ptr));
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return bResult;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetProcAddress
|
|
|
+
|
|
|
+ Retrieves the function address for a particular extension function
|
|
|
+*/
|
|
|
+ALC_API ALCvoid* ALC_APIENTRY alcGetProcAddress(ALCdevice *device, const ALCchar *funcName)
|
|
|
+{
|
|
|
+ ALsizei i = 0;
|
|
|
+
|
|
|
+ if(!funcName)
|
|
|
+ {
|
|
|
+ alcSetError(device, ALC_INVALID_VALUE);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ while(alcFunctions[i].funcName && strcmp(alcFunctions[i].funcName,funcName) != 0)
|
|
|
+ i++;
|
|
|
+ return alcFunctions[i].address;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetEnumValue
|
|
|
+
|
|
|
+ Get the value for a particular ALC Enumerated Value
|
|
|
+*/
|
|
|
+ALC_API ALCenum ALC_APIENTRY alcGetEnumValue(ALCdevice *device, const ALCchar *enumName)
|
|
|
+{
|
|
|
+ ALsizei i = 0;
|
|
|
+
|
|
|
+ if(!enumName)
|
|
|
+ {
|
|
|
+ alcSetError(device, ALC_INVALID_VALUE);
|
|
|
+ return (ALCenum)0;
|
|
|
+ }
|
|
|
+
|
|
|
+ while(enumeration[i].enumName && strcmp(enumeration[i].enumName,enumName) != 0)
|
|
|
+ i++;
|
|
|
+ return enumeration[i].value;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcCreateContext
|
|
|
+
|
|
|
+ Create and attach a Context to a particular Device.
|
|
|
+*/
|
|
|
+ALC_API ALCcontext* ALC_APIENTRY alcCreateContext(ALCdevice *device, const ALCint *attrList)
|
|
|
+{
|
|
|
+ ALCcontext *ALContext;
|
|
|
+ void *temp;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ if(!IsDevice(device) || device->IsCaptureDevice || !device->Connected)
|
|
|
+ {
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ ProcessContext(NULL);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Reset Context Last Error code
|
|
|
+ device->LastError = ALC_NO_ERROR;
|
|
|
+
|
|
|
+ if(UpdateDeviceParams(device, attrList) == ALC_FALSE)
|
|
|
+ {
|
|
|
+ alcSetError(device, ALC_INVALID_DEVICE);
|
|
|
+ aluHandleDisconnect(device);
|
|
|
+ ProcessContext(NULL);
|
|
|
+ ALCdevice_StopPlayback(device);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ ALContext = NULL;
|
|
|
+ temp = realloc(device->Contexts, (device->NumContexts+1) * sizeof(*device->Contexts));
|
|
|
+ if(temp)
|
|
|
+ {
|
|
|
+ device->Contexts = temp;
|
|
|
+
|
|
|
+ ALContext = calloc(1, sizeof(ALCcontext));
|
|
|
+ if(ALContext)
|
|
|
+ {
|
|
|
+ ALContext->MaxActiveSources = 256;
|
|
|
+ ALContext->ActiveSources = malloc(sizeof(ALContext->ActiveSources[0]) *
|
|
|
+ ALContext->MaxActiveSources);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if(!ALContext || !ALContext->ActiveSources)
|
|
|
+ {
|
|
|
+ free(ALContext);
|
|
|
+ alcSetError(device, ALC_OUT_OF_MEMORY);
|
|
|
+ ProcessContext(NULL);
|
|
|
+ if(device->NumContexts == 0)
|
|
|
+ ALCdevice_StopPlayback(device);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ device->Contexts[device->NumContexts++] = ALContext;
|
|
|
+ ALContext->Device = device;
|
|
|
+
|
|
|
+ InitContext(ALContext);
|
|
|
+
|
|
|
+ ALContext->next = g_pContextList;
|
|
|
+ g_pContextList = ALContext;
|
|
|
+ g_ulContextCount++;
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return ALContext;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcDestroyContext
|
|
|
+
|
|
|
+ Remove a Context
|
|
|
+*/
|
|
|
+ALC_API ALCvoid ALC_APIENTRY alcDestroyContext(ALCcontext *context)
|
|
|
+{
|
|
|
+ ALCdevice *Device;
|
|
|
+ ALCcontext **list;
|
|
|
+ ALuint i;
|
|
|
+
|
|
|
+ if(!IsContext(context))
|
|
|
+ {
|
|
|
+ alcSetError(NULL, ALC_INVALID_CONTEXT);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ Device = context->Device;
|
|
|
+
|
|
|
+ if(Device->NumContexts == 1)
|
|
|
+ ALCdevice_StopPlayback(Device);
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ if(context == GlobalContext)
|
|
|
+ GlobalContext = NULL;
|
|
|
+
|
|
|
+ for(i = 0;i < Device->NumContexts;i++)
|
|
|
+ {
|
|
|
+ if(Device->Contexts[i] == context)
|
|
|
+ {
|
|
|
+ Device->Contexts[i] = Device->Contexts[Device->NumContexts-1];
|
|
|
+ Device->NumContexts--;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // Lock context
|
|
|
+ SuspendContext(context);
|
|
|
+
|
|
|
+ if(context->SourceMap.size > 0)
|
|
|
+ {
|
|
|
+#ifdef _DEBUG
|
|
|
+ AL_PRINT("alcDestroyContext(): deleting %d Source(s)\n", context->SourceMap.size);
|
|
|
+#endif
|
|
|
+ ReleaseALSources(context);
|
|
|
+ }
|
|
|
+ ResetUIntMap(&context->SourceMap);
|
|
|
+
|
|
|
+ if(context->EffectSlotMap.size > 0)
|
|
|
+ {
|
|
|
+#ifdef _DEBUG
|
|
|
+ AL_PRINT("alcDestroyContext(): deleting %d AuxiliaryEffectSlot(s)\n", context->EffectSlotMap.size);
|
|
|
+#endif
|
|
|
+ ReleaseALAuxiliaryEffectSlots(context);
|
|
|
+ }
|
|
|
+ ResetUIntMap(&context->EffectSlotMap);
|
|
|
+
|
|
|
+ free(context->ActiveSources);
|
|
|
+ context->ActiveSources = NULL;
|
|
|
+ context->MaxActiveSources = 0;
|
|
|
+ context->ActiveSourceCount = 0;
|
|
|
+
|
|
|
+ list = &g_pContextList;
|
|
|
+ while(*list != context)
|
|
|
+ list = &(*list)->next;
|
|
|
+
|
|
|
+ *list = (*list)->next;
|
|
|
+ g_ulContextCount--;
|
|
|
+
|
|
|
+ // Unlock context
|
|
|
+ ProcessContext(context);
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ ExitContext(context);
|
|
|
+
|
|
|
+ // Free memory (MUST do this after ProcessContext)
|
|
|
+ memset(context, 0, sizeof(ALCcontext));
|
|
|
+ free(context);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetCurrentContext
|
|
|
+
|
|
|
+ Returns the currently active Context
|
|
|
+*/
|
|
|
+ALC_API ALCcontext* ALC_APIENTRY alcGetCurrentContext(ALCvoid)
|
|
|
+{
|
|
|
+ ALCcontext *pContext;
|
|
|
+
|
|
|
+ if((pContext=GetContextSuspended()) != NULL)
|
|
|
+ ProcessContext(pContext);
|
|
|
+
|
|
|
+ return pContext;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetThreadContext
|
|
|
+
|
|
|
+ Returns the currently active thread-local Context
|
|
|
+*/
|
|
|
+ALC_API ALCcontext* ALC_APIENTRY alcGetThreadContext(void)
|
|
|
+{
|
|
|
+ ALCcontext *pContext = NULL;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ pContext = tls_get(LocalContext);
|
|
|
+ if(pContext && !IsContext(pContext))
|
|
|
+ {
|
|
|
+ tls_set(LocalContext, NULL);
|
|
|
+ pContext = NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return pContext;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcGetContextsDevice
|
|
|
+
|
|
|
+ Returns the Device that a particular Context is attached to
|
|
|
+*/
|
|
|
+ALC_API ALCdevice* ALC_APIENTRY alcGetContextsDevice(ALCcontext *pContext)
|
|
|
+{
|
|
|
+ ALCdevice *pDevice = NULL;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+ if(IsContext(pContext))
|
|
|
+ pDevice = pContext->Device;
|
|
|
+ else
|
|
|
+ alcSetError(NULL, ALC_INVALID_CONTEXT);
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return pDevice;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcMakeContextCurrent
|
|
|
+
|
|
|
+ Makes the given Context the active Context
|
|
|
+*/
|
|
|
+ALC_API ALCboolean ALC_APIENTRY alcMakeContextCurrent(ALCcontext *context)
|
|
|
+{
|
|
|
+ ALboolean bReturn = AL_TRUE;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ // context must be a valid Context or NULL
|
|
|
+ if(context == NULL || IsContext(context))
|
|
|
+ {
|
|
|
+ GlobalContext = context;
|
|
|
+ tls_set(LocalContext, NULL);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ alcSetError(NULL, ALC_INVALID_CONTEXT);
|
|
|
+ bReturn = AL_FALSE;
|
|
|
+ }
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return bReturn;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ alcSetThreadContext
|
|
|
+
|
|
|
+ Makes the given Context the active Context for the current thread
|
|
|
+*/
|
|
|
+ALC_API ALCboolean ALC_APIENTRY alcSetThreadContext(ALCcontext *context)
|
|
|
+{
|
|
|
+ ALboolean bReturn = AL_TRUE;
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ // context must be a valid Context or NULL
|
|
|
+ if(context == NULL || IsContext(context))
|
|
|
+ tls_set(LocalContext, context);
|
|
|
+ else
|
|
|
+ {
|
|
|
+ alcSetError(NULL, ALC_INVALID_CONTEXT);
|
|
|
+ bReturn = AL_FALSE;
|
|
|
+ }
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ return bReturn;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+// Sets the default channel order used by most non-WaveFormatEx-based APIs
|
|
|
+void SetDefaultChannelOrder(ALCdevice *device)
|
|
|
+{
|
|
|
+ switch(device->FmtChans)
|
|
|
+ {
|
|
|
+ case DevFmtStereo: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1; break;
|
|
|
+
|
|
|
+#ifdef STEREO_ONLY
|
|
|
+ case DevFmtMono:
|
|
|
+ case DevFmtQuad:
|
|
|
+ case DevFmtX51:
|
|
|
+ case DevFmtX61:
|
|
|
+ case DevFmtX71:
|
|
|
+ break;
|
|
|
+#else
|
|
|
+ case DevFmtMono: device->DevChannels[FRONT_CENTER] = 0; break;
|
|
|
+
|
|
|
+ case DevFmtQuad: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[BACK_LEFT] = 2;
|
|
|
+ device->DevChannels[BACK_RIGHT] = 3; break;
|
|
|
+
|
|
|
+ case DevFmtX51: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[BACK_LEFT] = 2;
|
|
|
+ device->DevChannels[BACK_RIGHT] = 3;
|
|
|
+ device->DevChannels[FRONT_CENTER] = 4;
|
|
|
+ device->DevChannels[LFE] = 5; break;
|
|
|
+
|
|
|
+ case DevFmtX61: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[FRONT_CENTER] = 2;
|
|
|
+ device->DevChannels[LFE] = 3;
|
|
|
+ device->DevChannels[BACK_CENTER] = 4;
|
|
|
+ device->DevChannels[SIDE_LEFT] = 5;
|
|
|
+ device->DevChannels[SIDE_RIGHT] = 6; break;
|
|
|
+
|
|
|
+ case DevFmtX71: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[BACK_LEFT] = 2;
|
|
|
+ device->DevChannels[BACK_RIGHT] = 3;
|
|
|
+ device->DevChannels[FRONT_CENTER] = 4;
|
|
|
+ device->DevChannels[LFE] = 5;
|
|
|
+ device->DevChannels[SIDE_LEFT] = 6;
|
|
|
+ device->DevChannels[SIDE_RIGHT] = 7; break;
|
|
|
+#endif
|
|
|
+ }
|
|
|
+}
|
|
|
+// Sets the default order used by WaveFormatEx
|
|
|
+void SetDefaultWFXChannelOrder(ALCdevice *device)
|
|
|
+{
|
|
|
+ switch(device->FmtChans)
|
|
|
+ {
|
|
|
+
|
|
|
+ case DevFmtStereo: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1; break;
|
|
|
+
|
|
|
+#ifdef STEREO_ONLY
|
|
|
+ case DevFmtMono:
|
|
|
+ case DevFmtQuad:
|
|
|
+ case DevFmtX51:
|
|
|
+ case DevFmtX61:
|
|
|
+ case DevFmtX71:
|
|
|
+ break;
|
|
|
+#else
|
|
|
+ case DevFmtMono: device->DevChannels[FRONT_CENTER] = 0; break;
|
|
|
+
|
|
|
+ case DevFmtQuad: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[BACK_LEFT] = 2;
|
|
|
+ device->DevChannels[BACK_RIGHT] = 3; break;
|
|
|
+
|
|
|
+ case DevFmtX51: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[FRONT_CENTER] = 2;
|
|
|
+ device->DevChannels[LFE] = 3;
|
|
|
+ device->DevChannels[BACK_LEFT] = 4;
|
|
|
+ device->DevChannels[BACK_RIGHT] = 5; break;
|
|
|
+
|
|
|
+ case DevFmtX61: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[FRONT_CENTER] = 2;
|
|
|
+ device->DevChannels[LFE] = 3;
|
|
|
+ device->DevChannels[BACK_CENTER] = 4;
|
|
|
+ device->DevChannels[SIDE_LEFT] = 5;
|
|
|
+ device->DevChannels[SIDE_RIGHT] = 6; break;
|
|
|
+
|
|
|
+ case DevFmtX71: device->DevChannels[FRONT_LEFT] = 0;
|
|
|
+ device->DevChannels[FRONT_RIGHT] = 1;
|
|
|
+ device->DevChannels[FRONT_CENTER] = 2;
|
|
|
+ device->DevChannels[LFE] = 3;
|
|
|
+ device->DevChannels[BACK_LEFT] = 4;
|
|
|
+ device->DevChannels[BACK_RIGHT] = 5;
|
|
|
+ device->DevChannels[SIDE_LEFT] = 6;
|
|
|
+ device->DevChannels[SIDE_RIGHT] = 7; break;
|
|
|
+#endif
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+static ALenum GetFormatFromString(const char *str)
|
|
|
+{
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_MONO32") == 0) return AL_FORMAT_MONO_FLOAT32;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_STEREO32") == 0) return AL_FORMAT_STEREO_FLOAT32;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_QUAD32") == 0) return AL_FORMAT_QUAD32;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_51CHN32") == 0) return AL_FORMAT_51CHN32;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_61CHN32") == 0) return AL_FORMAT_61CHN32;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_71CHN32") == 0) return AL_FORMAT_71CHN32;
|
|
|
+
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_MONO16") == 0) return AL_FORMAT_MONO16;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_STEREO16") == 0) return AL_FORMAT_STEREO16;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_QUAD16") == 0) return AL_FORMAT_QUAD16;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_51CHN16") == 0) return AL_FORMAT_51CHN16;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_61CHN16") == 0) return AL_FORMAT_61CHN16;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_71CHN16") == 0) return AL_FORMAT_71CHN16;
|
|
|
+
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_MONO8") == 0) return AL_FORMAT_MONO8;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_STEREO8") == 0) return AL_FORMAT_STEREO8;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_QUAD8") == 0) return AL_FORMAT_QUAD8;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_51CHN8") == 0) return AL_FORMAT_51CHN8;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_61CHN8") == 0) return AL_FORMAT_61CHN8;
|
|
|
+ if(strcasecmp(str, "AL_FORMAT_71CHN8") == 0) return AL_FORMAT_71CHN8;
|
|
|
+
|
|
|
+ AL_PRINT("Unknown format: \"%s\"\n", str);
|
|
|
+ return AL_FORMAT_STEREO16;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ alcOpenDevice
|
|
|
+
|
|
|
+ Open the Device specified.
|
|
|
+*/
|
|
|
+ALC_API ALCdevice* ALC_APIENTRY alcOpenDevice(const ALCchar *deviceName)
|
|
|
+{
|
|
|
+ ALboolean bDeviceFound = AL_FALSE;
|
|
|
+ const ALCchar *fmt;
|
|
|
+ ALCdevice *device;
|
|
|
+ ALint i;
|
|
|
+
|
|
|
+ if(deviceName && !deviceName[0])
|
|
|
+ deviceName = NULL;
|
|
|
+
|
|
|
+ device = calloc(1, sizeof(ALCdevice));
|
|
|
+ if(!device)
|
|
|
+ {
|
|
|
+ alcSetError(NULL, ALC_OUT_OF_MEMORY);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ //Validate device
|
|
|
+ device->Connected = ALC_TRUE;
|
|
|
+ device->IsCaptureDevice = AL_FALSE;
|
|
|
+ device->LastError = ALC_NO_ERROR;
|
|
|
+
|
|
|
+ device->Bs2b = NULL;
|
|
|
+ device->szDeviceName = NULL;
|
|
|
+
|
|
|
+ device->Contexts = NULL;
|
|
|
+ device->NumContexts = 0;
|
|
|
+
|
|
|
+ InitUIntMap(&device->BufferMap);
|
|
|
+ InitUIntMap(&device->EffectMap);
|
|
|
+ InitUIntMap(&device->FilterMap);
|
|
|
+ InitUIntMap(&device->DatabufferMap);
|
|
|
+
|
|
|
+ //Set output format
|
|
|
+ device->Frequency = GetConfigValueInt(NULL, "frequency", SWMIXER_OUTPUT_RATE);
|
|
|
+ if(device->Frequency < 8000)
|
|
|
+ device->Frequency = 8000;
|
|
|
+
|
|
|
+ fmt = GetConfigValue(NULL, "format", "AL_FORMAT_STEREO16");
|
|
|
+ if(DecomposeDevFormat(GetFormatFromString(fmt),
|
|
|
+ &device->FmtChans, &device->FmtType) == AL_FALSE)
|
|
|
+ {
|
|
|
+ /* Should never happen... */
|
|
|
+ device->FmtChans = DevFmtStereo;
|
|
|
+ device->FmtType = DevFmtShort;
|
|
|
+ }
|
|
|
+
|
|
|
+ device->NumUpdates = GetConfigValueInt(NULL, "periods", 4);
|
|
|
+ if(device->NumUpdates < 2)
|
|
|
+ device->NumUpdates = 4;
|
|
|
+
|
|
|
+ device->UpdateSize = GetConfigValueInt(NULL, "period_size", 1024);
|
|
|
+ if(device->UpdateSize <= 0)
|
|
|
+ device->UpdateSize = 1024;
|
|
|
+
|
|
|
+ device->MaxNoOfSources = GetConfigValueInt(NULL, "sources", 256);
|
|
|
+ if((ALint)device->MaxNoOfSources <= 0)
|
|
|
+ device->MaxNoOfSources = 256;
|
|
|
+
|
|
|
+ device->AuxiliaryEffectSlotMax = GetConfigValueInt(NULL, "slots", 4);
|
|
|
+ if((ALint)device->AuxiliaryEffectSlotMax <= 0)
|
|
|
+ device->AuxiliaryEffectSlotMax = 4;
|
|
|
+
|
|
|
+ device->NumStereoSources = 1;
|
|
|
+ device->NumMonoSources = device->MaxNoOfSources - device->NumStereoSources;
|
|
|
+
|
|
|
+ device->NumAuxSends = GetConfigValueInt(NULL, "sends", 1);
|
|
|
+ if(device->NumAuxSends > MAX_SENDS)
|
|
|
+ device->NumAuxSends = MAX_SENDS;
|
|
|
+
|
|
|
+ device->Bs2bLevel = GetConfigValueInt(NULL, "cf_level", 0);
|
|
|
+
|
|
|
+ device->DuplicateStereo = GetConfigValueBool(NULL, "stereodup", 1);
|
|
|
+
|
|
|
+ device->HeadDampen = int2ALfp(0);
|
|
|
+
|
|
|
+ // Find a playback device to open
|
|
|
+ SuspendContext(NULL);
|
|
|
+ for(i = 0;BackendList[i].Init;i++)
|
|
|
+ {
|
|
|
+
|
|
|
+ if (BackendList[i].Funcs.OpenPlayback == NULL) {
|
|
|
+ BackendList[i].Probe(DEVICE_PROBE);
|
|
|
+ if (BackendList[i].Funcs.OpenPlayback == NULL) {
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ device->Funcs = &BackendList[i].Funcs;
|
|
|
+ if(ALCdevice_OpenPlayback(device, deviceName))
|
|
|
+ {
|
|
|
+ device->next = g_pDeviceList;
|
|
|
+ g_pDeviceList = device;
|
|
|
+ g_ulDeviceCount++;
|
|
|
+
|
|
|
+ bDeviceFound = AL_TRUE;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ if(!bDeviceFound)
|
|
|
+ {
|
|
|
+ // No suitable output device found
|
|
|
+ alcSetError(NULL, ALC_INVALID_VALUE);
|
|
|
+ free(device);
|
|
|
+ device = NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ return device;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ alcCloseDevice
|
|
|
+
|
|
|
+ Close the specified Device
|
|
|
+*/
|
|
|
+ALC_API ALCboolean ALC_APIENTRY alcCloseDevice(ALCdevice *pDevice)
|
|
|
+{
|
|
|
+ ALCdevice **list;
|
|
|
+
|
|
|
+ if(!IsDevice(pDevice) || pDevice->IsCaptureDevice)
|
|
|
+ {
|
|
|
+ alcSetError(pDevice, ALC_INVALID_DEVICE);
|
|
|
+ return ALC_FALSE;
|
|
|
+ }
|
|
|
+
|
|
|
+ SuspendContext(NULL);
|
|
|
+
|
|
|
+ list = &g_pDeviceList;
|
|
|
+ while(*list != pDevice)
|
|
|
+ list = &(*list)->next;
|
|
|
+
|
|
|
+ *list = (*list)->next;
|
|
|
+ g_ulDeviceCount--;
|
|
|
+
|
|
|
+ ProcessContext(NULL);
|
|
|
+
|
|
|
+ if(pDevice->NumContexts > 0)
|
|
|
+ {
|
|
|
+#ifdef _DEBUG
|
|
|
+ AL_PRINT("alcCloseDevice(): destroying %u Context(s)\n", pDevice->NumContexts);
|
|
|
+#endif
|
|
|
+ while(pDevice->NumContexts > 0)
|
|
|
+ alcDestroyContext(pDevice->Contexts[0]);
|
|
|
+ }
|
|
|
+ ALCdevice_ClosePlayback(pDevice);
|
|
|
+
|
|
|
+ if(pDevice->BufferMap.size > 0)
|
|
|
+ {
|
|
|
+#ifdef _DEBUG
|
|
|
+ AL_PRINT("alcCloseDevice(): deleting %d Buffer(s)\n", pDevice->BufferMap.size);
|
|
|
+#endif
|
|
|
+ ReleaseALBuffers(pDevice);
|
|
|
+ }
|
|
|
+ ResetUIntMap(&pDevice->BufferMap);
|
|
|
+
|
|
|
+ if(pDevice->EffectMap.size > 0)
|
|
|
+ {
|
|
|
+#ifdef _DEBUG
|
|
|
+ AL_PRINT("alcCloseDevice(): deleting %d Effect(s)\n", pDevice->EffectMap.size);
|
|
|
+#endif
|
|
|
+ ReleaseALEffects(pDevice);
|
|
|
+ }
|
|
|
+ ResetUIntMap(&pDevice->EffectMap);
|
|
|
+
|
|
|
+ if(pDevice->FilterMap.size > 0)
|
|
|
+ {
|
|
|
+#ifdef _DEBUG
|
|
|
+ AL_PRINT("alcCloseDevice(): deleting %d Filter(s)\n", pDevice->FilterMap.size);
|
|
|
+#endif
|
|
|
+ ReleaseALFilters(pDevice);
|
|
|
+ }
|
|
|
+ ResetUIntMap(&pDevice->FilterMap);
|
|
|
+
|
|
|
+ if(pDevice->DatabufferMap.size > 0)
|
|
|
+ {
|
|
|
+#ifdef _DEBUG
|
|
|
+ AL_PRINT("alcCloseDevice(): deleting %d Databuffer(s)\n", pDevice->DatabufferMap.size);
|
|
|
+#endif
|
|
|
+ ReleaseALDatabuffers(pDevice);
|
|
|
+ }
|
|
|
+ ResetUIntMap(&pDevice->DatabufferMap);
|
|
|
+
|
|
|
+ free(pDevice->Bs2b);
|
|
|
+ pDevice->Bs2b = NULL;
|
|
|
+
|
|
|
+ free(pDevice->szDeviceName);
|
|
|
+ pDevice->szDeviceName = NULL;
|
|
|
+
|
|
|
+ free(pDevice->Contexts);
|
|
|
+ pDevice->Contexts = NULL;
|
|
|
+
|
|
|
+ //Release device structure
|
|
|
+ memset(pDevice, 0, sizeof(ALCdevice));
|
|
|
+ free(pDevice);
|
|
|
+
|
|
|
+ return ALC_TRUE;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+static void ReleaseALC(void)
|
|
|
+{
|
|
|
+ free(alcDeviceList); alcDeviceList = NULL;
|
|
|
+ alcDeviceListSize = 0;
|
|
|
+ free(alcAllDeviceList); alcAllDeviceList = NULL;
|
|
|
+ alcAllDeviceListSize = 0;
|
|
|
+ free(alcCaptureDeviceList); alcCaptureDeviceList = NULL;
|
|
|
+ alcCaptureDeviceListSize = 0;
|
|
|
+
|
|
|
+ free(alcDefaultDeviceSpecifier);
|
|
|
+ alcDefaultDeviceSpecifier = NULL;
|
|
|
+ free(alcDefaultAllDeviceSpecifier);
|
|
|
+ alcDefaultAllDeviceSpecifier = NULL;
|
|
|
+ free(alcCaptureDefaultDeviceSpecifier);
|
|
|
+ alcCaptureDefaultDeviceSpecifier = NULL;
|
|
|
+
|
|
|
+#ifdef _DEBUG
|
|
|
+ if(g_ulDeviceCount > 0)
|
|
|
+ AL_PRINT("exit(): closing %u Device%s\n", g_ulDeviceCount, (g_ulDeviceCount>1)?"s":"");
|
|
|
+#endif
|
|
|
+
|
|
|
+ while(g_pDeviceList)
|
|
|
+ {
|
|
|
+ if(g_pDeviceList->IsCaptureDevice)
|
|
|
+ alcCaptureCloseDevice(g_pDeviceList);
|
|
|
+ else
|
|
|
+ alcCloseDevice(g_pDeviceList);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+///////////////////////////////////////////////////////
|