khanat-code-old/code/nel/src/sound/driver/sound_driver.cpp

258 lines
7.5 KiB
C++

// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdsound_lowlevel.h"
#include "nel/sound/driver/sound_driver.h"
#ifdef HAVE_CONFIG_H
# include "config.h"
#elif defined(NL_STATIC)
// Driver availability for NL_STATIC compilation.
# undef NL_FMOD_AVAILABLE
# undef NL_OPENAL_AVAILABLE
# undef NL_DSOUND_AVAILABLE
# undef NL_XAUDIO2_AVAILABLE
# if defined( NL_OS_WINDOWS )
# define NL_FMOD_AVAILABLE
# else
# define NL_OPENAL_AVAILABLE
# endif
#endif // HAVE_CONFIG_H
#ifdef NL_OS_WINDOWS
# define NOMINMAX
# include <windows.h>
#endif // NL_OS_WINDOWS
#include <nel/misc/debug.h>
#ifndef NL_STATIC
# include <nel/misc/dynloadlib.h>
#endif
using namespace NLMISC;
namespace NLSOUND
{
/// Interface version, increase when any part of sound_lowlevel is changed.
/// Put your name in comment to make sure you don't commit with
/// the same interface version number as someone else.
const uint32 ISoundDriver::InterfaceVersion = 0x16; // Kaetemi
#ifdef NL_STATIC
#define NLSOUND_DECLARE_DRIVER(__soundDriver) \
extern ISoundDriver* createISoundDriverInstance##__soundDriver(ISoundDriver::IStringMapperProvider *stringMapper); \
extern uint32 interfaceVersion##__soundDriver(); \
extern void outputProfile##__soundDriver(std::string &out); \
extern ISoundDriver::TDriver getDriverType##__soundDriver();
#ifdef NL_FMOD_AVAILABLE
NLSOUND_DECLARE_DRIVER(FMod)
#endif
#ifdef NL_OPENAL_AVAILABLE
NLSOUND_DECLARE_DRIVER(OpenAl)
#endif
#ifdef NL_DSOUND_AVAILABLE
NLSOUND_DECLARE_DRIVER(DSound)
#endif
#ifdef NL_XAUDIO2_AVAILABLE
NLSOUND_DECLARE_DRIVER(XAudio2)
#endif
#else
typedef ISoundDriver* (*ISDRV_CREATE_PROC)(ISoundDriver::IStringMapperProvider *stringMapper);
const char *IDRV_CREATE_PROC_NAME = "NLSOUND_createISoundDriverInstance";
typedef uint32 (*ISDRV_VERSION_PROC)(void);
const char *IDRV_VERSION_PROC_NAME = "NLSOUND_interfaceVersion";
#endif
/// Return driver name from type.
const char *ISoundDriver::getDriverName(TDriver driverType)
{
switch (driverType)
{
case DriverAuto: return "AUTO";
case DriverFMod: return "FMod";
case DriverOpenAl: return "OpenAL";
case DriverDSound: return "DSound";
case DriverXAudio2: return "XAudio2";
default: return "UNKNOWN";
}
}
/*
* The static method which builds the sound driver instance
*/
ISoundDriver *ISoundDriver::createDriver(IStringMapperProvider *stringMapper, TDriver driverType)
{
#ifdef NL_STATIC
nlinfo("Creating statically linked sound driver %s", getDriverName(driverType));
ISoundDriver *result = NULL;
switch (driverType)
{
// switch between available drivers
# ifdef NL_FMOD_AVAILABLE
case DriverFMod: result = createISoundDriverInstanceFMod(stringMapper); break;
# endif
# ifdef NL_OPENAL_AVAILABLE
case DriverOpenAl: result = createISoundDriverInstanceOpenAl(stringMapper); break;
# endif
# ifdef NL_DSOUND_AVAILABLE
case DriverDSound: result = createISoundDriverInstanceDSound(stringMapper); break;
# endif
# ifdef NL_XAUDIO2_AVAILABLE
case DriverXAudio2: result = createISoundDriverInstanceXAudio2(stringMapper); break;
# endif
// auto driver = first available in this order: FMod, OpenAl, XAudio2, DSound
# if defined(NL_FMOD_AVAILABLE)
case DriverAuto: result = createISoundDriverInstanceFMod(stringMapper); break;
# elif defined(NL_OPENAL_AVAILABLE)
case DriverAuto: result = createISoundDriverInstanceOpenAl(stringMapper); break;
# elif defined(NL_XAUDIO2_AVAILABLE)
case DriverAuto: result = createISoundDriverInstanceXAudio2(stringMapper); break;
# elif defined(NL_DSOUND_AVAILABLE)
case DriverAuto: result = createISoundDriverInstanceDSound(stringMapper); break;
# endif
// unavailable driver = FAIL
default: throw ESoundDriverNotFound(getDriverName(driverType));
}
if (!result) throw ESoundDriverCantCreateDriver(getDriverName(driverType));
return result;
#else
ISDRV_CREATE_PROC createSoundDriver = NULL;
ISDRV_VERSION_PROC versionDriver = NULL;
// dll selected
std::string dllName;
// Choose the DLL
switch(driverType)
{
case DriverFMod:
#if defined (NL_OS_WINDOWS)
dllName = "nel_drv_fmod_win";
#elif defined (NL_OS_UNIX)
dllName = "nel_drv_fmod";
#else
# error "Driver name not define for this platform"
#endif // NL_OS_UNIX / NL_OS_WINDOWS
break;
case DriverOpenAl:
#ifdef NL_OS_WINDOWS
dllName = "nel_drv_openal_win";
#elif defined (NL_OS_UNIX)
dllName = "nel_drv_openal";
#else
# error "Driver name not define for this platform"
#endif
break;
case DriverDSound:
#ifdef NL_OS_WINDOWS
dllName = "nel_drv_dsound_win";
#elif defined (NL_OS_UNIX)
nlerror("DriverDSound doesn't exist on Unix because it requires DirectX");
#else
# error "Driver name not define for this platform"
#endif
break;
case DriverXAudio2:
#ifdef NL_OS_WINDOWS
dllName = "nel_drv_xaudio2_win";
#elif defined (NL_OS_UNIX)
nlerror("DriverXAudio2 doesn't exist on Unix because it requires DirectX");
#else
# error "Driver name not define for this platform"
#endif
break;
default:
#ifdef NL_OS_WINDOWS
dllName = "nel_drv_xaudio2_win";
#elif defined (NL_OS_UNIX)
dllName = "nel_drv_openal";
#else
# error "Driver name not define for this platform"
#endif
break;
}
CLibrary driverLib;
#if defined(NL_OS_UNIX) && defined(NL_DRIVER_PREFIX)
driverLib.addLibPath(NL_DRIVER_PREFIX);
#endif
// Load it (adding standard nel pre/suffix, looking in library path and not taking ownership)
if (!driverLib.loadLibrary(dllName, true, true, false))
{
throw ESoundDriverNotFound(dllName);
}
/**
* MTR: Is there a way with NLMISC to replace SearchFile() ? Until then, no info for Linux.
*/
#ifdef NL_OS_WINDOWS
char buffer[1024], *ptr;
uint len = SearchPath (NULL, dllName.c_str(), NULL, 1023, buffer, &ptr);
if( len )
nlinfo ("Using the library '%s' that is in the directory: '%s'", dllName.c_str(), buffer);
#endif
createSoundDriver = (ISDRV_CREATE_PROC) driverLib.getSymbolAddress(IDRV_CREATE_PROC_NAME);
if (createSoundDriver == NULL)
{
#ifdef NL_OS_WINDOWS
nlinfo( "Error: %u", GetLastError() );
#else
nlinfo( "Error: Unable to load Sound Driver." );
#endif
throw ESoundDriverCorrupted(dllName);
}
versionDriver = (ISDRV_VERSION_PROC) driverLib.getSymbolAddress(IDRV_VERSION_PROC_NAME);
if (versionDriver != NULL)
{
if (versionDriver()<ISoundDriver::InterfaceVersion)
throw ESoundDriverOldVersion(dllName);
else if (versionDriver()>ISoundDriver::InterfaceVersion)
throw ESoundDriverUnknownVersion(dllName);
}
ISoundDriver *ret = createSoundDriver(stringMapper);
if ( ret == NULL )
{
throw ESoundDriverCantCreateDriver(dllName);
}
else
{
// Fill the DLL name
ret->_DllName = driverLib.getLibFileName();
}
return ret;
#endif /* NL_STATIC */
}
} // NLSOUND