irrlicht/examples/21.Quake3Explorer/sound.cpp
cutealien 8310a3fbad Avoid warning and make local variable lower-case.
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
2019-12-12 16:32:41 +00:00

99 lines
1.9 KiB
C++

/*!
Sound Factory.
provides a sound interface
*/
#include "sound.h"
//#define USE_IRRKLANG
#ifdef USE_IRRKLANG
#include <irrKlang.h>
#ifdef _MSC_VER
#pragma comment (lib, "irrKlang.lib")
#endif
using namespace irrklang;
struct soundfile: public IFileReader
{
soundfile ( io::IReadFile* f ): file (f ) {}
virtual ~soundfile () { file->drop (); }
virtual ik_s32 read(void* buffer, ik_u32 sizeToRead) { return file->read ( buffer, sizeToRead ); }
virtual bool seek(ik_s32 finalPos, bool relativeMovement = false) { return file->seek ( finalPos, relativeMovement ); }
virtual ik_s32 getSize(){ return file->getSize (); }
virtual ik_s32 getPos() {return file->getPos (); }
virtual const ik_c8* getFileName() { return file->getFileName().c_str(); }
io::IReadFile* file;
};
struct klangFactory : public irrklang::IFileFactory
{
klangFactory ( IrrlichtDevice *device ) { Device = device; }
virtual irrklang::IFileReader* createFileReader(const ik_c8* filename)
{
io::IReadFile* file = Device->getFileSystem()->createAndOpenFile(filename);
if ( 0 == file )
return 0;
return new soundfile ( file );
}
IrrlichtDevice *Device;
};
ISoundEngine *engine = 0;
ISound *backMusic = 0;
void sound_init ( IrrlichtDevice *device )
{
engine = createIrrKlangDevice ();
if ( 0 == engine )
return;
klangFactory *f = new klangFactory ( device );
engine->addFileFactory ( f );
}
void sound_shutdown ()
{
if ( backMusic )
backMusic->drop ();
if ( engine )
engine->drop ();
}
void background_music ( const c8 * file )
{
if ( 0 == engine )
return;
if ( backMusic )
{
backMusic->stop ();
backMusic->drop ();
}
backMusic = engine->play2D ( file, true, false, true );
if ( backMusic )
{
backMusic->setVolume ( 0.5f );
}
}
#else
void sound_init ( IrrlichtDevice *device ) {}
void sound_shutdown () {}
void background_music ( const c8 * file ) {}
#endif