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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | #pragma once #include "ofMain.h" class ofApp : public ofBaseApp { public: 	void setup(); 	void update(); 	void draw(); 	void keyPressed(int key) {}; 	void keyReleased(int key) {}; 	void mouseMoved(int x, int y) {}; 	void mouseDragged(int x, int y, int button) {}; 	void mousePressed(int x, int y, int button) {}; 	void mouseReleased(int x, int y, int button) {}; 	void windowResized(int w, int h) {}; 	void dragEvent(ofDragInfo dragInfo) {}; 	void gotMessage(ofMessage msg) {}; }; | 
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 | #include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { 	ofSetFrameRate(25); 	ofSetWindowTitle("openFrameworks"); 	ofBackground(39); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { 	ofTranslate(ofGetWindowSize() * 0.5); 	float start_radius = 100; 	float end_radius = 600; 	ofSetColor(239); 	for (float deg = 0; deg < 360; deg += 3) { 		for (float radius = start_radius; radius < end_radius; radius += 1) { 			auto size = 2 * radius * PI / 360; 			auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); 			auto noise_location = glm::vec2(cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD)); 			auto noise_value = ofNoise(glm::vec3(noise_location * 10, radius * 0.025 - ofGetFrameNum() * 0.1)); 			if (noise_value < 0.5) { 				ofDrawCircle(location, size * 0.9); 			} 		} 	} 	ofSetColor(39); 	for (float deg = 0; deg < 360; deg += 3) { 		for (float radius = start_radius; radius < end_radius; radius += 1) { 			auto size = 2 * radius * PI / 360; 			auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); 			auto noise_location = glm::vec2(cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD)); 			auto noise_value = ofNoise(glm::vec3(noise_location * 10, radius * 0.025 - ofGetFrameNum() * 0.1)); 			if (noise_value < 0.5) { 				ofDrawCircle(location, size * 0.6); 			} 		} 	} 	/* 	int start = 25; 	if (ofGetFrameNum() > start) { 		ostringstream os; 		os << setw(4) << setfill('0') << ofGetFrameNum() - start; 		ofImage image; 		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight()); 		image.saveImage("image/cap/img_" + os.str() + ".jpg"); 		if (ofGetFrameNum() - start >= 25 * 20) { 			std::exit(1); 		} 	} 	*/ } //-------------------------------------------------------------- int main() { 	ofSetupOpenGL(720, 720, OF_WINDOW); 	ofRunApp(new ofApp()); } |