1 files changed, 98 insertions, 0 deletions
diff --git a/examples/21.Quake3Explorer/sound.cpp b/examples/21.Quake3Explorer/sound.cpp
new file mode 100644
index 0000000..75615c1
--- /dev/null
+++ b/examples/21.Quake3Explorer/sound.cpp
@@ -0,0 +1,98 @@
+/*!
+	Sound Factory.
+	provides a sound interface
+
+*/
+
+#include "sound.h"
+
+
+//#define USE_IRRKLANG
+
+#ifdef USE_IRRKLANG
+
+#include <irrKlang.h>
+#ifdef _IRR_WINDOWS_
+	#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 (); }
+	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
+