stk-code_catmod/src/sfx_openal.cpp
hikerstk 32d4e3f117 1) Renamed loader to file_manager
2) Moved more track specific textures into corresponding track subdirectories.


git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@1610 178a84e3-b1eb-0310-8ba1-8eac791a3b58
2008-03-01 03:18:53 +00:00

131 lines
3.6 KiB
C++

// $Id$
//
// SuperTuxKart - a fun racing game with go-kart
// Copyright (C) 2006 Patrick Ammann <pammann@aro.ch>
//
// This program 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.
//
// 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#if (HAVE_OPENAL && HAVE_OGGVORBIS)
#include <assert.h>
#include <stdio.h>
#include <string>
#ifdef __APPLE__
# include <OpenAL/al.h>
#else
# include <AL/al.h>
#endif
#include <AL/alut.h>
#include "sfx_openal.hpp"
#include "file_manager.hpp"
SFXImpl::SFXImpl(const char* filename)
{
m_soundBuffer= 0;
m_soundSource= 0;
const bool LOADED = load(filename);
assert( LOADED );
}
//-----------------------------------------------------------------------------
SFXImpl::~SFXImpl()
{
alDeleteBuffers(1, &m_soundBuffer);
alDeleteSources(1, &m_soundSource);
}
//-----------------------------------------------------------------------------
void SFXImpl::play()
{
alSourcePlay(m_soundSource);
// Check (and clear) the error flag
int error = alGetError();
if(error != AL_NO_ERROR)
{
fprintf(stderr, "SFX OpenAL error: %d\n", error);
}
}
//-----------------------------------------------------------------------------
bool SFXImpl::load(const char* filename)
{
std::string path = file_manager->getSFXFile(filename);
alGenBuffers(1, &m_soundBuffer);
if (alGetError() != AL_NO_ERROR)
{
fprintf(stderr, "Loading '%s' failed\n",filename);
return false;
}
ALenum format = 0;
ALsizei size = 0, freq = 0;
ALvoid* data = NULL;
ALboolean loop = AL_FALSE;
#ifdef __APPLE__
alutLoadWAVFile((ALbyte*)path.c_str(), &format, &data, &size, &freq);
#else
alutLoadWAVFile((ALbyte*)path.c_str(), &format, &data, &size, &freq, &loop);
#endif
if (data == NULL)
{
const int ALUT_ERROR = alutGetError();
fprintf(stderr, "Error 1 loading SFX: %s failed because %s \n", path.c_str(), alutGetErrorString(ALUT_ERROR));
return false;
}
alBufferData(m_soundBuffer, format, data, size, freq);
if (alGetError() != AL_NO_ERROR)
{
fprintf(stderr, "Error 2 loading SFX: %s failed\n", path.c_str());
return false;
}
alutUnloadWAV(format, data, size, freq);
if (alGetError() != AL_NO_ERROR)
{
fprintf(stderr, "Error 3 loading SFX: %s failed\n", path.c_str());
return false;
}
alGenSources(1, &m_soundSource );
if (alGetError() != AL_NO_ERROR)
{
fprintf(stderr, "Error 4 loading SFX: %s failed\n", path.c_str());
return false;
}
// not 3D yet
alSourcei (m_soundSource, AL_BUFFER, m_soundBuffer);
alSource3f(m_soundSource, AL_POSITION, 0.0, 0.0, 0.0);
alSource3f(m_soundSource, AL_VELOCITY, 0.0, 0.0, 0.0);
alSource3f(m_soundSource, AL_DIRECTION, 0.0, 0.0, 0.0);
alSourcef (m_soundSource, AL_ROLLOFF_FACTOR, 0.0 );
alSourcei (m_soundSource, AL_SOURCE_RELATIVE, AL_TRUE );
return true;
}
#endif //if (HAVE_OPENAL && HAVE_OGGVORBIS)