upload

src/main.cpp

@@ -3,8 +3,7 @@
 
 //========================================================================
 int main() {
-	ofSetupOpenGL(1000, 1000, OF_WINDOW);			// <-------- setup the GL context
+	ofSetupOpenGL(2000, 2000, OF_WINDOW);			
 	ofRunApp(new ofApp());
 }
 
-//hahahahahahahahha

src/ofApp.cpp

@@ -2,6 +2,7 @@
 
 //--------------------------------------------------------------
 void ofApp::setup() {
+	ofSetVerticalSync(true);
 
 	//Initialize 8 empty attractrs
 	for (int i = 0; i < 8; i++)
@@ -12,19 +13,27 @@ void ofApp::setup() {
 	//OSC reciever port setup
 	receiver.setup(PORT);
 
+	varSystem = true;
+	trails = true;
+	history = 0.95;
+	//num = 1000;
+	//sys.assign(num, Particle());
+
+	currentMode = PARTICLE_MODE_DEFAULT;
+	currentModeDisp = "PARTICLE_MODE_DEFAULT";
+
 	//Black background
 	ofSetBackgroundColor(0, 0, 0);
-
 	ofSetFrameRate(60);
-
+	birthCount = 100;
-	birthCount = 0;
+	w = ofGetWidth();
-
+	h = ofGetHeight();
-	//attractors.at(0)->setup(200, 200);
+	fbo.allocate(w, h, GL_RGB);
+	//attractors.at(0)->setup(600, 600);
 }
 
 //--------------------------------------------------------------
 void ofApp::update() {
-
 	// *** OSC RECEIVER  ***
 	while (receiver.hasWaitingMessages()) {
 
@@ -57,43 +66,92 @@ void ofApp::update() {
 	double deltaT = ofGetLastFrameTime();
 	birthCount += deltaT;
 
-	//Birth control for new particles
+	if (varSystem == true) {
-	if (birthCount > 0.001) {
+		//Birth control for new particles
-		for (int i = 0;i < 4;i++) {
+		if (birthCount > 0.001) {
-			system.push_back(new Particle);
+			for (int i = 0;i < 4;i++) {
-			system.back()->setup(ofVec2f(ofGetWidth()*.5, ofGetHeight()*.5));
+				system.push_back(new Particle);
+				system.back()->setup(currentMode);
+			}
+			birthCount = 0;
 		}
-		birthCount = 0;
-	}
 
 
+		for (int p = 0; p < system.size();)
+		{
+			//Upate particle system /w all active attractors
+			system.at(p)->update(deltaT, &attractors, system);
+
+			//Delete particles, that reached max Age
+			if (system.at(p)->getAgeNorm() > 4) {
+				delete system.at(p);
+				system.erase(system.begin() + p);
+			}
+			else {
+				p++;
+			}
+		}
+	}
+	else {
+		ofSeedRandom(39);
+	}
+}
+
+//--------------------------------------------------------------
+void ofApp::reset() {
+
 	for (int p = 0; p < system.size();)
 	{
-		//Upate particle system /w all active attractors
-		system.at(p)->update(deltaT, &attractors);
-
-		//Delete particles, that reached max Age
-		if (system.at(p)->getAgeNorm() > 4) {
-			delete system.at(p);
 			system.erase(system.begin() + p);
-		}
-		else {
-			p++;
-		}
 	}
 }
 
 
-
 //--------------------------------------------------------------
 void ofApp::draw() {
+	if (varSystem == false) {
+		vector<ofVec2f> system;
+		for (int i = 0; i < 1000; i++) {
+			ofVec2f particle(ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.0005), 0, 1, 0, ofGetWidth()), ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.0005), 0, 1, 0, ofGetHeight()));
+			system.push_back(particle);
+		}
 
-	//Draw particle system
+		for (int out = 0; out < system.size(); out++) {
-	for (int p = 0; p < system.size(); p++) {
+			for (int in = out + 1; in < system.size(); in++) {
-		system.at(p)->draw();
+				if (system[out].distance(system[in]) < 60) {
+					ofDrawLine(system[out], system[in]);
+				}
+			}
+		}
+
+		for (int i = 0; i < system.size(); i++) {
+
+			ofDrawCircle(system[i], ofRandom(0.5, 3));
+		}
 	}
+	
+	if (trails == true) {
+		fbo.begin();
+		ofEnableAlphaBlending();         //Enable transparency
 
+		float alpha = (1 - history) * 255;
+		ofSetColor(0, 0, 0, alpha);
+		ofFill();
+		ofRect(0, 0, ofGetWidth(), ofGetHeight());
 
+		ofDisableAlphaBlending();        //Disable transparency
+		//Draw particle system
+		for (int p = 0; p < system.size(); p++) {
+			system.at(p)->draw();
+		}
+		fbo.end();
+	}
+	else {
+		//Draw particle system
+		for (int p = 0; p < system.size(); p++) {
+			system.at(p)->draw();
+		}
+	}
 	//Capture time based on FrameTime
 	double deltaT = ofGetLastFrameTime();
 	time += deltaT;
@@ -105,28 +163,91 @@ void ofApp::draw() {
 			time = 0;
 		}
 	}
-
+	fbo.draw(0, 0);
 	// *** DEBUG INFO ***
-
+	ofSetColor(230);
 	//All 8 Attractors with x | y coordinates 
 	for (int i = 0; i < 8; i++) {
 
-		//string x = ofToString(attractors.at(i)->getX());
+		string x = ofToString(attractors.at(i)->getX());
-		//string y = ofToString(attractors.at(i)->getY());
+		string y = ofToString(attractors.at(i)->getY());
 
-		//ofDrawBitmapString("x: " + x + " y: " + y, 100, 100 + i * 20);
+		ofDrawBitmapString("x: " + x + " y: " + y, 100, 100 + i * 20);
 	}
 	//Recieved OSC messages
-	//ofDrawBitmapString("OSC: " + ofToString(oscMsg),100, 275);
+	ofDrawBitmapString("OSC: " + ofToString(oscMsg),100, 275);
 	//Elapsed time since last clear of attractors
-	//ofDrawBitmapString("Time: " + ofToString(time),100, 300);
+	ofDrawBitmapString("Time: " + ofToString(time),100, 300);
 	//Current FPS
-	//ofDrawBitmapString("FPS: " + ofToString(ofGetFrameRate()), 100, 325);
+	ofDrawBitmapString("FPS: " + ofToString(ofGetFrameRate()), 100, 325);
+	//Current Mode
+	ofDrawBitmapString("Current Effect: " + currentModeDisp, 100, 350);
 }
 
 //--------------------------------------------------------------
 void ofApp::keyPressed(int key) {
-
+	//Key press 1 to trigger default particle Mode
+	if (key == '1') {
+		currentMode = PARTICLE_MODE_DEFAULT;
+		currentModeDisp = "PARTICLE_MODE_DEFAULT";
+		varSystem = true;
+		reset();
+	}
+	//Key press 2 to trigger attractor particle Mode
+	if (key == '2') {
+		currentMode = PARTICLE_MODE_RADIAL;
+		currentModeDisp = "PARTICLE_MODE_RADIAL";
+		varSystem = true;
+		reset();
+	}
+	//Key press 2 to trigger rain particle Mode
+	if (key == '3') {
+		currentMode = PARTICLE_MODE_RAIN;
+		currentModeDisp = "PARTICLE_MODE_RAIN";
+		varSystem = true;
+		trails = false;
+		fbo.clear();
+		reset();
+	}
+	//Key press 2 to trigger attractor particle Mode
+	if (key == '4') {
+		currentMode = PARTICLE_MODE_ATTRACTOR;
+		currentModeDisp = "PARTICLE_MODE_ATTRACTOR";
+		varSystem = true;
+		reset();
+	}
+	//Key press 2 to trigger attractor particle Mode
+	if (key == '5') {
+		currentMode = PARTICLE_MODE_DETRACTOR;
+		currentModeDisp = "PARTICLE_MODE_DETRACTOR";
+		varSystem = true;
+		reset();
+	}
+	//Key press 2 to trigger attractor particle Mode
+	if (key == '6') {
+		currentMode = PARTICLE_MODE_POLY;
+		currentModeDisp = "PARTICLE_MODE_POLY";
+		varSystem = false;
+		trails = false;
+		fbo.clear();
+		reset();
+	}
+	if (key == '7') {
+		trails = true;
+		fbo.allocate(w, h, GL_RGB);
+		reset();
+	}
+	if (key == '8') {
+		trails = false;
+		fbo.clear();
+		reset();
+	}
+	if (key == '9') {
+		currentMode = PARTICLE_MODE_POLY;
+		currentModeDisp = "PARTICLE_MODE_BRUNIG";
+		varSystem = true;
+		reset();
+	}
 }
 
 //--------------------------------------------------------------
@@ -136,6 +257,7 @@ void ofApp::keyReleased(int key) {
 
 //--------------------------------------------------------------
 void ofApp::mouseMoved(int x, int y) {
+	attractors.at(0)->setup(ofGetMouseX(), ofGetMouseY());
 
 }
 

src/ofApp.h

@@ -15,6 +15,7 @@ public:
 	void setup();
 	void update();
 	void draw();
+	void reset();
 
 	void keyPressed(int key);
 	void keyReleased(int key);
@@ -22,23 +23,41 @@ public:
 	void mousePressed(int x, int y, int button);
 	void mouseReleased(int x, int y, int button);
 
+	ofxXmlSettings default;
+	ofxXmlSettings attractor;
+	ofxXmlSettings rain;
+	ofxXmlSettings brunig;
+
 private:
 	
 	// OSC Receiver
 
+	particleMode currentMode;
+	string currentModeDisp;
+
 	string oscMsg;
 	ofxOscReceiver  receiver;
 	float timeSent, timeReceived;
 
 	int nBlobs;
 	int blobCount;
+	int num;
+	float history;
+	ofFbo fbo;
 
 	float xOfCentroid;
 	float yOfCentroid;
 
 	vector<Particle*> system;
+	vector<Particle>sys;
 	vector<Attractor*> attractors;
+
 	float birthCount;
 	double time;
 
+	bool varSystem;
+	bool trails;
+
+	int w;
+	int h;
 };