- SGPath samplepath( path );
- if ( strlen(file) ) {
- samplepath.append( file );
- }
-
- sample_name = samplepath.str();
-
- SG_LOG( SG_GENERAL, SG_DEBUG, "From file sounds sample = "
- << samplepath.str() );
-
- source_pos[0] = 0.0; source_pos[1] = 0.0; source_pos[2] = 0.0;
- offset_pos[0] = 0.0; offset_pos[1] = 0.0; offset_pos[2] = 0.0;
- source_vel[0] = 0.0; source_vel[1] = 0.0; source_vel[2] = 0.0;
- direction[0] = 0.0; direction[1] = 0.0; direction[2] = 0.0;
- inner = outer = 360.0; outergain = 0.0;
-
- // clear errors from elsewhere?
- alGetError();
-
- // create an OpenAL buffer handle
- alGenBuffers(1, &buffer);
- ALuint error = alGetError();
- if ( error != AL_NO_ERROR ) {
- print_openal_error( error );
- throw sg_exception("Failed to gen OpenAL buffer.");
- }
-
- // Load the sample file
-#if defined (__APPLE__)
- alutLoadWAVFile( (ALbyte *)samplepath.c_str(),
- &format, &data, &size, &freq );
-#else
- alutLoadWAVFile( (ALbyte *)samplepath.c_str(),
- &format, &data, &size, &freq, &loop );
-#endif
- if (alGetError() != AL_NO_ERROR) {
- throw sg_exception("Failed to load wav file.");
- }
-
- // Copy data to the internal OpenAL buffer
- alBufferData( buffer, format, data, size, freq );
- if (alGetError() != AL_NO_ERROR) {
- throw sg_exception("Failed to buffer data.");
- }
-
- if ( cleanup ) {
- alutUnloadWAV( format, data, size, freq );
- data = NULL;
- }
-
- // Bind buffer with a source.
- alGenSources(1, &source);
- if (alGetError() != AL_NO_ERROR) {
- throw sg_exception("Failed to gen source.\nPlease update your sound driver and try again.");
- }
-
- alSourcei( source, AL_BUFFER, buffer );
- alSourcef( source, AL_PITCH, pitch );
- alSourcef( source, AL_GAIN, volume );
- alSourcefv( source, AL_POSITION, source_pos );
- alSourcefv( source, AL_DIRECTION, direction );
- alSourcef( source, AL_CONE_INNER_ANGLE, inner );
- alSourcef( source, AL_CONE_OUTER_ANGLE, outer );
- alSourcef( source, AL_CONE_OUTER_GAIN, outergain);
- alSourcefv( source, AL_VELOCITY, source_vel );
- alSourcei( source, AL_LOOPING, loop );
-
- alSourcei( source, AL_SOURCE_RELATIVE, AL_TRUE );
- alSourcef( source, AL_REFERENCE_DISTANCE, reference_dist );
- alSourcef( source, AL_MAX_DISTANCE, max_dist );