Method draw

samples/_audio/NodeAdvanced/src/NodeAdvancedApp.cpp:98–120

}

void NodeAdvancedApp::draw()
{
	gl::clear();

	// Draw the Scope's recorded Buffer in the upper right.
	if( mMonitor && mMonitor->getNumConnectedInputs() ) {
		Rectf scopeRect( getWindowWidth() - 210, 10, getWindowWidth() - 10, 110 );
		drawAudioBuffer( mMonitor->getBuffer(), scopeRect, true );
	}

	// Visualize the Gen's current pitch with a circle.

	float pitchMin = mCPentatonicScale.front();
	float pitchMax = mCPentatonicScale.back();
	float currentPitch = audio::freqToMidi( mGen->getFreq() ); // MIDI values do not have to be integers for us.

	float percent = ( currentPitch - pitchMin ) / ( pitchMax - pitchMin );

	float circleX = percent * getWindowWidth();

	gl::color( 0, 0.8f, 0.8f );
	gl::drawSolidCircle( vec2( circleX, getWindowCenter().y ), 50 );
}

CINDER_APP( NodeAdvancedApp, RendererGl( RendererGl::Options().msaa( 4 ) ), []( App::Settings *settings ) {
	settings->setMultiTouchEnabled( false );