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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
Copyright (C) 2000-2009 Darklegion Development
Copyright (C) 2005 Stuart Dalton (badcdev@gmail.com)
This file is part of Tremulous.
Tremulous is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
Tremulous is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Tremulous; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
// Dynamically loads OpenAL
#ifdef USE_OPENAL
#include "qal.h"
#ifdef USE_OPENAL_DLOPEN
#include "../sys/sys_loadlib.h"
LPALENABLE qalEnable;
LPALDISABLE qalDisable;
LPALISENABLED qalIsEnabled;
LPALGETSTRING qalGetString;
LPALGETBOOLEANV qalGetBooleanv;
LPALGETINTEGERV qalGetIntegerv;
LPALGETFLOATV qalGetFloatv;
LPALGETDOUBLEV qalGetDoublev;
LPALGETBOOLEAN qalGetBoolean;
LPALGETINTEGER qalGetInteger;
LPALGETFLOAT qalGetFloat;
LPALGETDOUBLE qalGetDouble;
LPALGETERROR qalGetError;
LPALISEXTENSIONPRESENT qalIsExtensionPresent;
LPALGETPROCADDRESS qalGetProcAddress;
LPALGETENUMVALUE qalGetEnumValue;
LPALLISTENERF qalListenerf;
LPALLISTENER3F qalListener3f;
LPALLISTENERFV qalListenerfv;
LPALLISTENERI qalListeneri;
LPALGETLISTENERF qalGetListenerf;
LPALGETLISTENER3F qalGetListener3f;
LPALGETLISTENERFV qalGetListenerfv;
LPALGETLISTENERI qalGetListeneri;
LPALGENSOURCES qalGenSources;
LPALDELETESOURCES qalDeleteSources;
LPALISSOURCE qalIsSource;
LPALSOURCEF qalSourcef;
LPALSOURCE3F qalSource3f;
LPALSOURCEFV qalSourcefv;
LPALSOURCEI qalSourcei;
LPALGETSOURCEF qalGetSourcef;
LPALGETSOURCE3F qalGetSource3f;
LPALGETSOURCEFV qalGetSourcefv;
LPALGETSOURCEI qalGetSourcei;
LPALSOURCEPLAYV qalSourcePlayv;
LPALSOURCESTOPV qalSourceStopv;
LPALSOURCEREWINDV qalSourceRewindv;
LPALSOURCEPAUSEV qalSourcePausev;
LPALSOURCEPLAY qalSourcePlay;
LPALSOURCESTOP qalSourceStop;
LPALSOURCEREWIND qalSourceRewind;
LPALSOURCEPAUSE qalSourcePause;
LPALSOURCEQUEUEBUFFERS qalSourceQueueBuffers;
LPALSOURCEUNQUEUEBUFFERS qalSourceUnqueueBuffers;
LPALGENBUFFERS qalGenBuffers;
LPALDELETEBUFFERS qalDeleteBuffers;
LPALISBUFFER qalIsBuffer;
LPALBUFFERDATA qalBufferData;
LPALGETBUFFERF qalGetBufferf;
LPALGETBUFFERI qalGetBufferi;
LPALDOPPLERFACTOR qalDopplerFactor;
LPALDOPPLERVELOCITY qalDopplerVelocity;
LPALDISTANCEMODEL qalDistanceModel;
LPALCCREATECONTEXT qalcCreateContext;
LPALCMAKECONTEXTCURRENT qalcMakeContextCurrent;
LPALCPROCESSCONTEXT qalcProcessContext;
LPALCSUSPENDCONTEXT qalcSuspendContext;
LPALCDESTROYCONTEXT qalcDestroyContext;
LPALCGETCURRENTCONTEXT qalcGetCurrentContext;
LPALCGETCONTEXTSDEVICE qalcGetContextsDevice;
LPALCOPENDEVICE qalcOpenDevice;
LPALCCLOSEDEVICE qalcCloseDevice;
LPALCGETERROR qalcGetError;
LPALCISEXTENSIONPRESENT qalcIsExtensionPresent;
LPALCGETPROCADDRESS qalcGetProcAddress;
LPALCGETENUMVALUE qalcGetEnumValue;
LPALCGETSTRING qalcGetString;
LPALCGETINTEGERV qalcGetIntegerv;
LPALCCAPTUREOPENDEVICE qalcCaptureOpenDevice;
LPALCCAPTURECLOSEDEVICE qalcCaptureCloseDevice;
LPALCCAPTURESTART qalcCaptureStart;
LPALCCAPTURESTOP qalcCaptureStop;
LPALCCAPTURESAMPLES qalcCaptureSamples;
static void *OpenALLib = NULL;
static qboolean alinit_fail = qfalse;
/*
=================
GPA
=================
*/
static void *GPA(char *str)
{
void *rv;
rv = Sys_LoadFunction(OpenALLib, str);
if(!rv)
{
Com_Printf( " Can't load symbol %s\n", str);
alinit_fail = qtrue;
return NULL;
}
else
{
Com_DPrintf( " Loaded symbol %s (%p)\n", str, rv);
return rv;
}
}
/*
=================
QAL_Init
=================
*/
qboolean QAL_Init(const char *libname)
{
if(OpenALLib)
return qtrue;
if(!(OpenALLib = Sys_LoadDll(libname, qtrue)))
return qfalse;
alinit_fail = qfalse;
qalEnable = GPA("alEnable");
qalDisable = GPA("alDisable");
qalIsEnabled = GPA("alIsEnabled");
qalGetString = GPA("alGetString");
qalGetBooleanv = GPA("alGetBooleanv");
qalGetIntegerv = GPA("alGetIntegerv");
qalGetFloatv = GPA("alGetFloatv");
qalGetDoublev = GPA("alGetDoublev");
qalGetBoolean = GPA("alGetBoolean");
qalGetInteger = GPA("alGetInteger");
qalGetFloat = GPA("alGetFloat");
qalGetDouble = GPA("alGetDouble");
qalGetError = GPA("alGetError");
qalIsExtensionPresent = GPA("alIsExtensionPresent");
qalGetProcAddress = GPA("alGetProcAddress");
qalGetEnumValue = GPA("alGetEnumValue");
qalListenerf = GPA("alListenerf");
qalListener3f = GPA("alListener3f");
qalListenerfv = GPA("alListenerfv");
qalListeneri = GPA("alListeneri");
qalGetListenerf = GPA("alGetListenerf");
qalGetListener3f = GPA("alGetListener3f");
qalGetListenerfv = GPA("alGetListenerfv");
qalGetListeneri = GPA("alGetListeneri");
qalGenSources = GPA("alGenSources");
qalDeleteSources = GPA("alDeleteSources");
qalIsSource = GPA("alIsSource");
qalSourcef = GPA("alSourcef");
qalSource3f = GPA("alSource3f");
qalSourcefv = GPA("alSourcefv");
qalSourcei = GPA("alSourcei");
qalGetSourcef = GPA("alGetSourcef");
qalGetSource3f = GPA("alGetSource3f");
qalGetSourcefv = GPA("alGetSourcefv");
qalGetSourcei = GPA("alGetSourcei");
qalSourcePlayv = GPA("alSourcePlayv");
qalSourceStopv = GPA("alSourceStopv");
qalSourceRewindv = GPA("alSourceRewindv");
qalSourcePausev = GPA("alSourcePausev");
qalSourcePlay = GPA("alSourcePlay");
qalSourceStop = GPA("alSourceStop");
qalSourceRewind = GPA("alSourceRewind");
qalSourcePause = GPA("alSourcePause");
qalSourceQueueBuffers = GPA("alSourceQueueBuffers");
qalSourceUnqueueBuffers = GPA("alSourceUnqueueBuffers");
qalGenBuffers = GPA("alGenBuffers");
qalDeleteBuffers = GPA("alDeleteBuffers");
qalIsBuffer = GPA("alIsBuffer");
qalBufferData = GPA("alBufferData");
qalGetBufferf = GPA("alGetBufferf");
qalGetBufferi = GPA("alGetBufferi");
qalDopplerFactor = GPA("alDopplerFactor");
qalDopplerVelocity = GPA("alDopplerVelocity");
qalDistanceModel = GPA("alDistanceModel");
qalcCreateContext = GPA("alcCreateContext");
qalcMakeContextCurrent = GPA("alcMakeContextCurrent");
qalcProcessContext = GPA("alcProcessContext");
qalcSuspendContext = GPA("alcSuspendContext");
qalcDestroyContext = GPA("alcDestroyContext");
qalcGetCurrentContext = GPA("alcGetCurrentContext");
qalcGetContextsDevice = GPA("alcGetContextsDevice");
qalcOpenDevice = GPA("alcOpenDevice");
qalcCloseDevice = GPA("alcCloseDevice");
qalcGetError = GPA("alcGetError");
qalcIsExtensionPresent = GPA("alcIsExtensionPresent");
qalcGetProcAddress = GPA("alcGetProcAddress");
qalcGetEnumValue = GPA("alcGetEnumValue");
qalcGetString = GPA("alcGetString");
qalcGetIntegerv = GPA("alcGetIntegerv");
qalcCaptureOpenDevice = GPA("alcCaptureOpenDevice");
qalcCaptureCloseDevice = GPA("alcCaptureCloseDevice");
qalcCaptureStart = GPA("alcCaptureStart");
qalcCaptureStop = GPA("alcCaptureStop");
qalcCaptureSamples = GPA("alcCaptureSamples");
if(alinit_fail)
{
QAL_Shutdown();
Com_Printf( " One or more symbols not found\n");
return qfalse;
}
return qtrue;
}
/*
=================
QAL_Shutdown
=================
*/
void QAL_Shutdown( void )
{
if(OpenALLib)
{
Sys_UnloadLibrary(OpenALLib);
OpenALLib = NULL;
}
qalEnable = NULL;
qalDisable = NULL;
qalIsEnabled = NULL;
qalGetString = NULL;
qalGetBooleanv = NULL;
qalGetIntegerv = NULL;
qalGetFloatv = NULL;
qalGetDoublev = NULL;
qalGetBoolean = NULL;
qalGetInteger = NULL;
qalGetFloat = NULL;
qalGetDouble = NULL;
qalGetError = NULL;
qalIsExtensionPresent = NULL;
qalGetProcAddress = NULL;
qalGetEnumValue = NULL;
qalListenerf = NULL;
qalListener3f = NULL;
qalListenerfv = NULL;
qalListeneri = NULL;
qalGetListenerf = NULL;
qalGetListener3f = NULL;
qalGetListenerfv = NULL;
qalGetListeneri = NULL;
qalGenSources = NULL;
qalDeleteSources = NULL;
qalIsSource = NULL;
qalSourcef = NULL;
qalSource3f = NULL;
qalSourcefv = NULL;
qalSourcei = NULL;
qalGetSourcef = NULL;
qalGetSource3f = NULL;
qalGetSourcefv = NULL;
qalGetSourcei = NULL;
qalSourcePlayv = NULL;
qalSourceStopv = NULL;
qalSourceRewindv = NULL;
qalSourcePausev = NULL;
qalSourcePlay = NULL;
qalSourceStop = NULL;
qalSourceRewind = NULL;
qalSourcePause = NULL;
qalSourceQueueBuffers = NULL;
qalSourceUnqueueBuffers = NULL;
qalGenBuffers = NULL;
qalDeleteBuffers = NULL;
qalIsBuffer = NULL;
qalBufferData = NULL;
qalGetBufferf = NULL;
qalGetBufferi = NULL;
qalDopplerFactor = NULL;
qalDopplerVelocity = NULL;
qalDistanceModel = NULL;
qalcCreateContext = NULL;
qalcMakeContextCurrent = NULL;
qalcProcessContext = NULL;
qalcSuspendContext = NULL;
qalcDestroyContext = NULL;
qalcGetCurrentContext = NULL;
qalcGetContextsDevice = NULL;
qalcOpenDevice = NULL;
qalcCloseDevice = NULL;
qalcGetError = NULL;
qalcIsExtensionPresent = NULL;
qalcGetProcAddress = NULL;
qalcGetEnumValue = NULL;
qalcGetString = NULL;
qalcGetIntegerv = NULL;
qalcCaptureOpenDevice = NULL;
qalcCaptureCloseDevice = NULL;
qalcCaptureStart = NULL;
qalcCaptureStop = NULL;
qalcCaptureSamples = NULL;
}
#else
qboolean QAL_Init(const char *libname)
{
return qtrue;
}
void QAL_Shutdown( void )
{
}
#endif
#endif
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