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以前作成した、「円をスライス」を4つ並べました。
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#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) {}; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofBackground(39); ofSetWindowTitle("Insta"); ofNoFill(); ofSetLineWidth(2); ofSetColor(239); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWidth() / 2, ofGetHeight() / 2); int deg_span = 3; for (int i = 0; i < 8; i++) { ofRotate(45); for (int start_deg = 0; start_deg < 180; start_deg += deg_span) { float noise_value = ofNoise(start_deg * 0.05 + ofGetFrameNum() * 0.03); if (noise_value < 0.65) { continue; } int end_deg = start_deg + deg_span; vector<ofPoint> vertices; for (int deg = start_deg; deg <= end_deg; deg += 1) { vertices.push_back(ofPoint(300 * cos(deg * DEG_TO_RAD), 300 * sin(deg * DEG_TO_RAD))); } for (int deg = 360 - end_deg; deg <= 360 - start_deg; deg += 1) { vertices.push_back(ofPoint(300 * cos(deg * DEG_TO_RAD), 300 * sin(deg * DEG_TO_RAD))); } ofBeginShape(); ofVertices(vertices); ofEndShape(true); } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |