hekeus@6: #include "melodyTriangle.h"
hekeus@6: #include <GLUT/GLUT.h> 
hekeus@6: 
samer@19: #define BUFFER_ZONE 50 // have to drag this far to snap out of triange.
hekeus@6: /*
hekeus@6:  /birth id
hekeus@6:  /death id
hekeus@6:  /start id
hekeus@6:  /stop id
hekeus@6:  /track id x y left right top bottom area  
hekeus@6:  /tempo 
hekeus@6:  
hekeus@6:  
hekeus@6:  */
samer@22: 
samer@22: melodyTriangle::melodyTriangle(const char *host, int port, int numVoices, 
samer@22: 							   bool enableKeys,int voiceIdOffset,int receivePort): 
samer@22: 	numVoices(numVoices), enableKeys(enableKeys), receivePort(receivePort),
samer@22: 	display_msg(""),
samer@22: 	display_frames(0)
samer@22: {
hekeus@8: 	printf("in constructor: %s %i %i %i %i %i\n",host,port,numVoices,enableKeys,voiceIdOffset,receivePort);
samer@22: 	for (int i=0;i<numVoices;i++) voices[i]=new Voice(i+1+voiceIdOffset);
samer@22: 	
hekeus@6: 	sender.setup( host,port );
hekeus@8: 	receiver.setup( receivePort );
samer@22: 	display_font.loadFont("/System/Library/Fonts/HelveticaLight.ttf",32);
hekeus@6: }
hekeus@6: 
samer@22: melodyTriangle::~melodyTriangle() {
samer@22: 	printf("Deleting voice objects...\n");
samer@22: 	for (int i=0;i<numVoices;i++) delete voices[i];
samer@22: }
samer@22: 	
hekeus@6: //--------------------------------------------------------------
hekeus@6: void melodyTriangle::setup(){
samer@22: 	ofSetCircleResolution(64);
hekeus@6: 	ofBackground(0,0,0);
hekeus@6: 	ofSetWindowTitle("Melody Triangle");
samer@22: 	
samer@18: 	// if vertical sync is off, we can go a bit fast... 
samer@18: 	// this caps the framerate at 40fps.
samer@18: 	ofSetFrameRate(40); 
samer@18: 	ofEnableSmoothing();
samer@18: 
samer@22: 	sendReplyTo();
samer@22: 	
samer@18: 	// Set up triange coordinates. 
samer@18: 	// NB. whatever happens here, the triangle must be
samer@18: 	// isosceles and left-right symmetric around x=x1.
samer@18: 	// Otherwise the clipping won't work
samer@22: 	fitTriangleIn(ofGetWidth(),ofGetHeight());
samer@22: 	sendCalibrate();
hekeus@6: 	
samer@22: 	for (int i=0;i<numVoices;i++) voices[i]->setPos(x2+voices[i]->radius+i*30,48);
samer@12: 	voiceGrabbed=-1;
samer@12: }
samer@12: 
hekeus@6: //--------------------------------------------------------------
hekeus@6: void melodyTriangle::update(){
samer@22: 	bool sendStart=false;
samer@22: 
samer@22: 	while( receiver.hasWaitingMessages() ) {
hekeus@8: 		// get the next message
hekeus@8: 		ofxOscMessage m;
hekeus@8: 		receiver.getNextMessage( &m );
samer@22: 		handleMessage(m);
hekeus@8: 	}
samer@15: 	
samer@22: 	constrained=false;
hekeus@6: 	if (voiceGrabbed!=-1){
samer@14: 		Voice *vg=voices[voiceGrabbed];
samer@14: 		if (mouseX!=vg->posx || mouseY!=vg->posy){
samer@15: 			int clipx=mouseX, clipy=mouseY;
samer@15: 			bool clipped=clipToTriangle(&clipx,&clipy);
samer@15: 			
samer@15: 			if (vg->inTriangle) {
hekeus@6: 				
samer@15: 				if (clipped) {
samer@15: 					// check how far we clipped
samer@15: 					if (ofDist(clipx, clipy, mouseX, mouseY) > BUFFER_ZONE) { 
samer@15: 						// if far enough, we pop out of triangle and send
samer@15: 						// /death <id>
samer@15: 						ofxOscMessage m;
samer@15: 						m.setAddress( "/death" );
samer@15: 						m.addIntArg( vg->id );
samer@15: 						sender.sendMessage( m );
samer@22: 						
samer@15: 						printf("sent /death %i \n",vg->id);
samer@15: 						vg->posx=mouseX;
samer@15: 						vg->posy=mouseY;
samer@15: 						vg->inTriangle=false;
samer@18: 						vg->status=Voice::clear;
samer@15: 					} else {
samer@15: 						// otherwise, we move to clipped point
samer@15: 						constrained=true;
samer@15: 						vg->posx=clipx;
samer@15: 						vg->posy=clipy;
samer@15: 					}
samer@15: 				} else { // not clipped; normal move
samer@15: 					vg->posx=mouseX;
samer@15: 					vg->posy=mouseY;
samer@15: 				}
samer@15: 			} else { // token was outside triangle
samer@15: 				vg->posx=mouseX;
samer@15: 				vg->posy=mouseY;
samer@15: 				if (!clipped){ // ie mouse now in triangle
samer@15: 					//birth id
hekeus@7: 					
samer@10: 					ofxOscMessage m;
samer@15: 					m.setAddress( "/birth" );
samer@14: 					m.addIntArg( vg->id );
samer@10: 					sender.sendMessage( m );
samer@15: 					
samer@15: 					printf("sent /birth %i \n",vg->id);
samer@15: 					sendOctave(vg->id,vg->octave);
samer@15: 					sendAmplitude(vg->id,vg->amplitude);
samer@15: 					sendStart=true;
samer@15: 					vg->inTriangle=true;
hekeus@6: 				}
hekeus@6: 			}
hekeus@6: 			
samer@14: 			if (vg->inTriangle){
samer@14: 				sendPosition(*vg);
samer@18: 				vg->status=Voice::moved;
samer@15: 				if (sendStart && vg->isActive){
samer@15: 					ofxOscMessage m;
samer@15: 					///track id x y left right top bottom area  
samer@15: 					m.setAddress( "/start" );
samer@15: 					m.addIntArg( vg->id );
samer@15: 					sender.sendMessage( m );
samer@15: 					printf("sent /start %i \n",vg->id);
hekeus@6: 				}
hekeus@6: 			}
hekeus@6: 		}
hekeus@6: 	};
samer@22: }
samer@10: 
samer@22: 
samer@22: 
samer@22: //--------------------------------------------------------------
samer@22: void melodyTriangle::draw(){
samer@11: 	ofSetLineWidth(2);
samer@19: 	ofSetColor(80,80,80);
samer@10: 	ofFill();		
samer@10: 	ofTriangle(x1, y1, x2, y2, x3, y3);
samer@12: 	if (constrained) ofSetColor(255,96,96);
samer@10: 
samer@10: 	// draw smooth edge, brighter if a token is constrained
samer@10: 	ofNoFill();		
samer@10: 	ofTriangle(x1, y1, x2, y2, x3, y3);
samer@10: 	
hekeus@6: 	for (int i=0; i<numVoices; i++){
hekeus@6: 		(*voices[i]).draw();
hekeus@6: 	}
hekeus@6: 	
samer@22: 	// display message if any
samer@22: 	if (display_frames>0) {
samer@22: 		ofSetColor(220,220,220);
samer@22: 		display_font.drawString(display_msg,x2,y1+32);
samer@22: 		display_frames--;
samer@22: 	}
hekeus@6: }
hekeus@6: 
samer@22: bool melodyTriangle::clipToTriangle(int *x, int *y) {
samer@22: 	bool clipped;
samer@22: 	
samer@22: 	if (*y>y2) { // off the bottom
samer@22: 		clipped=true;
samer@22: 		*y=y2;
samer@22: 		if (*x<x2) *x=x2; 
samer@22: 		else if (*x>x3) *x=x3;
samer@22: 	} else { // have to be a bit cleverer
samer@22: 		bool reflect=false;
samer@22: 		if (*x<x1) { // work in reflected coordinates
samer@22: 			reflect=true;
samer@22: 			*x=2*x1-*x;
samer@22: 		}
samer@22: 		
samer@22: 		int dx=(*x-x1), dy=(*y-y1); // deltas from top
samer@22: 		if (dx*DY13 > dy*DX13) {
samer@22: 			// (x,y) must be somewhere right of triangle now
samer@22: 			clipped=true;
samer@22: 			int dp=dx*DX13 + dy*DY13;
samer@22: 			if (dp<0) { *x=x1; *y=y1; } // off the top
samer@22: 			else if (dp>SQLEN13) { *x=x3; *y=y3; } // off the bottom right
samer@22: 			else { // project onto right edge
samer@22: 				*x=x1+dp*DX13/SQLEN13;
samer@22: 				*y=y1+dp*DY13/SQLEN13;
samer@22: 			}
samer@22: 		} else {
samer@22: 			clipped=false;
samer@22: 		}
samer@22: 		
samer@22: 		if (reflect) *x=2*x1 - *x; // reflect back if necessary
samer@22: 	}
samer@22: 	return clipped;
samer@22: }
samer@22: 
samer@22: 
samer@22: 
samer@22: //- Keyboard ----------------------------------------------------------
samer@22: 
samer@22: void melodyTriangle::keyReleased(int key){}
hekeus@6: void melodyTriangle::keyPressed  (int key){
hekeus@6: 	//printf("key %i",key);
hekeus@6: 	if (enableKeys){
samer@12: 		switch (key) {
samer@12: 			case ' ': {
samer@12: 				ofxOscMessage m;
samer@12: 				m.setAddress( "/marker" );
samer@12: 				sender.sendMessage(m);
samer@12: 				printf("sent /marker\n");
samer@12: 				break;
samer@12: 			}
samer@12: 				
samer@12: 			case '1':
samer@12: 			case '2':
samer@12: 			case '3':
samer@12: 			case '4': {
samer@12: 				int tempo=30 + 30*(key-'1');
samer@12: 				ofxOscMessage m;
samer@12: 				m.setAddress( "/tempo" );
samer@12: 				m.addIntArg(tempo);
samer@12: 				sender.sendMessage( m );
samer@12: 				printf("sent /tempo %d\n",tempo);
samer@12: 			}
samer@12: 				break;
samer@12: 				
samer@22: 			case 'c': sendReplyTo(); sendCalibrate(); break;
samer@22: 			case 'f': ofToggleFullscreen(); break;
samer@12: 
samer@12: 			default: { // otherwise, send key to all active voices
samer@12: 				for (int i=0; i<numVoices; i++){
samer@12: 					if (voices[i]->isInVoice(mouseX,mouseY)){
samer@12: 						Voice *v=voices[i];
samer@12: 						switch (key) {
samer@12: 							case 'a': {
samer@12: 								ofxOscMessage m;
samer@12: 								const char *addr = v->isActive ? "/stop" : "/start";
samer@12: 								v->isActive=!v->isActive;
samer@12: 								m.setAddress(addr);
samer@12: 								m.addIntArg(v->id );
samer@12: 								sender.sendMessage( m );
samer@12: 								printf("sent %s %i \n",addr,v->id);
samer@12: 								break;
samer@12: 							}
samer@12: 							case OF_KEY_LEFT:  sendShift(v->id,-1,2); break;
samer@12: 							case OF_KEY_RIGHT: sendShift(v->id,1,2); break;
samer@12: 							case OF_KEY_UP:    sendPeriod(v->id,1,2); break;
samer@12: 							case OF_KEY_DOWN:  sendPeriod(v->id,2,1); break;
samer@12: 							case '.': sendPeriod(v->id,1,3); break;
samer@12: 							case ',': sendPeriod(v->id,3,1); break;
samer@12: 							case '+': sendOctave(v->id, ++v->octave); break;
samer@12: 							case '-': sendOctave(v->id, --v->octave); break;
samer@13: 							case '*': sendAmplitude(v->id, v->louder()); break;
samer@13: 							case '/': sendAmplitude(v->id, v->quieter()); break;
samer@13: 							default:  printf("unrecognised key: %d.\n",key);
samer@12: 						}
hekeus@6: 					}
hekeus@6: 				}
hekeus@6: 			}
hekeus@6: 		}
hekeus@6: 	}
hekeus@6: }
hekeus@6: 
samer@22: //- Mouse ------------------------------------------------------
hekeus@6: 
samer@22: void melodyTriangle::mouseDragged(int x, int y, int button){}
hekeus@6: void melodyTriangle::mouseMoved(int x, int y ){
hekeus@6: 	for (int i=0; i<numVoices;i++){
samer@16: 		voices[i]->highlight = voices[i]->isInVoice(x,y);
hekeus@6: 	}
hekeus@6: }
hekeus@6: 
hekeus@6: void melodyTriangle::mousePressed(int x, int y, int button){
hekeus@6: 	
hekeus@6: 	for (int i=0; i<numVoices;i++){
samer@16: 		if (voices[i]->isInVoice(x,y)){
hekeus@6: 			voiceGrabbed=i;
hekeus@6: 			//printf("grabbed %i",voiceGrabbed);
hekeus@6: 		}else{
hekeus@6: 			//printf("didnt grab %i",i);
hekeus@6: 		}
hekeus@6: 	}
hekeus@6: }
hekeus@6: 
samer@22: void melodyTriangle::mouseReleased(int x, int y, int button){ 
samer@22: 	voiceGrabbed=-1; 
hekeus@6: }
hekeus@6: 
hekeus@6: //--------------------------------------------------------------
samer@22: 
hekeus@6: void melodyTriangle::windowResized(int w, int h){
samer@22: 	fitTriangleIn(w,h);
samer@22: 	sendCalibrate();
samer@22: }
hekeus@6: 
samer@22: 
samer@22: // OSC Message handling -----------------------------------------
samer@22: 
samer@22: void melodyTriangle::handleMessage(ofxOscMessage &m) {
samer@22: 	string msg_path=m.getAddress();
samer@22: 	
samer@22: 	if (msg_path=="/notify") {
samer@22: 		int id=m.getArgAsInt32(0)-1;
samer@22: 		string st=m.getArgAsString(1);
samer@22: 		
samer@22: 		if (id>=0 && id<numVoices) {
samer@22: 			Voice *v=voices[id];
samer@22: 			
samer@22: 			if (st=="received") v->status=Voice::clear;
samer@22: 			else if (st=="pending") v->status=Voice::pending;
samer@22: 			else if (st=="requested") v->status=Voice::waiting;
samer@22: 			else cout << "** unrecognised voice status: " << st << ".\n";
samer@22: 		} else {
samer@22: 			cout << "** voice id "<<id<<" out of range.\n";
samer@22: 		}
samer@22: 	} else if (msg_path=="/display") {
samer@22: 		display_msg=m.getArgAsString(0);
samer@22: 		display_frames=m.getArgAsInt32(1);
samer@22: 		if (display_frames<0) display_frames=0;
samer@22: 	} else {
samer@22: 		string msg_string;
samer@22: 		msg_string = m.getAddress();
samer@22: 		msg_string += ": ";
samer@22: 		for ( int i=0; i<m.getNumArgs(); i++ )
samer@22: 		{
samer@22: 			// get the argument type
samer@22: 			msg_string += m.getArgTypeName( i );
samer@22: 			msg_string += ":";
samer@22: 			// display the argument - make sure we get the right type
samer@22: 			if( m.getArgType( i ) == OFXOSC_TYPE_INT32 )
samer@22: 				msg_string += ofToString( m.getArgAsInt32( i ) );
samer@22: 			else if( m.getArgType( i ) == OFXOSC_TYPE_FLOAT )
samer@22: 				msg_string += ofToString( m.getArgAsFloat( i ) );
samer@22: 			else if( m.getArgType( i ) == OFXOSC_TYPE_STRING )
samer@22: 				msg_string += m.getArgAsString( i );
samer@22: 			else
samer@22: 				msg_string += "unknown";
samer@22: 		}
samer@22: 		cout<< msg_string << "\n";
samer@22: 	}
hekeus@6: }
samer@22: 
samer@22: // OSC Message sending -----------------------------------------
samer@22: 
samer@22: void melodyTriangle::sendPosition(Voice v){
samer@22: 	
samer@22: 	ofxOscMessage m;
samer@22: 	///track id x y left right top bottom area  
samer@22: 	m.setAddress( "/track2d" );
samer@22: 	m.addIntArg( v.id );
samer@22: 	m.addIntArg( v.posx );
samer@22: 	m.addIntArg( v.posy );
samer@22: 	sender.sendMessage( m );
samer@22: 	printf("sent - /track2d %i %i %i\n",v.id,v.posx,v.posy);
samer@22: 	
samer@22: }
samer@22: void melodyTriangle::sendCalibrate(){
samer@22: 	ofxOscMessage m;
samer@22: 	m.setAddress( "/calibrate" );
samer@22: 	m.addIntArg( x1 );
samer@22: 	m.addIntArg( y1 );
samer@22: 	m.addIntArg( x2 );
samer@22: 	m.addIntArg( y2 );
samer@22: 	m.addIntArg( x3 );
samer@22: 	m.addIntArg( y3 );
samer@22: 	sender.sendMessage( m );
samer@22: 	printf("sent /calibrate %i %i %i %i %i %i\n",x1,y1,x2,y2,x3,y3);
samer@22: }
samer@22: 
samer@22: void melodyTriangle::sendReplyTo(){	
samer@22: 	ofxOscMessage m;
samer@22: 	m.setAddress( "/reply_to" );
samer@22: 	m.addIntArg( receivePort );
samer@22: 	sender.sendMessage( m );
samer@22: 	printf("sent /reply_to %i\n",receivePort);
samer@22: }
samer@22: 
samer@22: void melodyTriangle::sendPeriod(int id, int num, int den){
samer@22: 	ofxOscMessage m;
samer@22: 	m.setAddress("/period");
samer@22: 	m.addIntArg(id);
samer@22: 	m.addIntArg(num);
samer@22: 	m.addIntArg(den);
samer@22: 	sender.sendMessage(m);
samer@22: 	printf("sent /period %i %i %i\n",id,num,den);
samer@22: }
samer@22: 
samer@22: void melodyTriangle::sendShift(int id, int num, int den){
samer@22: 	ofxOscMessage m;
samer@22: 	m.setAddress("/shift");
samer@22: 	m.addIntArg(id);
samer@22: 	m.addIntArg(num);
samer@22: 	m.addIntArg(den);
samer@22: 	sender.sendMessage(m);
samer@22: 	printf("sent /shift %i %i %i\n",id,num,den);
samer@22: }
samer@22: 
samer@22: void melodyTriangle::sendOctave(int id, int oct){
samer@22: 	ofxOscMessage m;
samer@22: 	m.setAddress("/octave");
samer@22: 	m.addIntArg(id);
samer@22: 	m.addIntArg(oct);
samer@22: 	sender.sendMessage(m);
samer@22: 	printf("sent /octave %i %i\n",id,oct);
samer@22: }
samer@22: 
samer@22: void melodyTriangle::sendAmplitude(int id, float amp){
samer@22: 	ofxOscMessage m;
samer@22: 	m.setAddress("/amplitude");
samer@22: 	m.addIntArg(id);
samer@22: 	m.addFloatArg(amp);
samer@22: 	sender.sendMessage(m);
samer@22: 	printf("sent /amplitude %i %1.3f\n",id,amp);
samer@22: }
samer@22: 
samer@22: 
samer@22: void melodyTriangle::fitTriangleIn(int width, int height) {
samer@22: 	int triHeight    = height*0.75;
samer@22: 	int triHalfWidth = triHeight/sqrt(3);
samer@22: 	
samer@22: 	x1=width/2;
samer@22: 	x2=x1-triHalfWidth;
samer@22: 	x3=x1+triHalfWidth;
samer@22: 	y1=(height-triHeight)/2;
samer@22: 	y2=y3=height - (height-triHeight)/2;
samer@22: 	
samer@22: 	// used for clipping
samer@22: 	DX13=x3-x1; DY13=y3-y1;
samer@22: 	SQLEN13=DX13*DX13+DY13*DY13;
samer@22: }