comparison projects/oscillator_bank/render.cpp @ 14:06f93bef7dd2

Updated remaining examples to new API

 //
 // userData holds an opaque pointer to a data structure that was passed
 // in from the call to initAudio().
 //
 // Return true on success; returning false halts the program.
-
-bool initialise_render(int numChannels, int numMatrixFramesPerPeriod,
-					   int numAudioFramesPerPeriod, float matrixSampleRate,
-					   float audioSampleRate, void *userData)
+bool initialise_render(int numMatrixChannels, int numAudioChannels,
+					   int numMatrixFramesPerPeriod,
+					   int numAudioFramesPerPeriod,
+					   float matrixSampleRate, float audioSampleRate,
+					   void *userData)
 {
 	srandom(time(NULL));
+
+	if(numAudioChannels != 2) {
+		rt_printf("Error: this example needs stereo audio enabled\n");
+		return false;
+	}
 
 	// Initialise the sine wavetable
 	if(posix_memalign((void **)&gWavetable, 8, (gWavetableLength + 1) * sizeof(float))) {
 		rt_printf("Error allocating wavetable\n");
 		return false;