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長方形サークル。
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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(30); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(1.5); ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); for (int deg = 0; deg < 360; deg += 3) { float radius = 200; auto target_radius = ofMap(ofNoise(cos(deg * DEG_TO_RAD) * 2, sin(deg * DEG_TO_RAD) * 2, ofGetFrameNum() * 0.02), 0, 1, radius - 100, radius + 100); auto target_location = glm::vec2(target_radius * cos(deg * DEG_TO_RAD), target_radius * sin(deg * DEG_TO_RAD)); ofPushMatrix(); ofTranslate(target_location); ofRotate(deg); ofFill(); ofSetColor(255); ofDrawRectangle(glm::vec2(), 60, 5); ofNoFill(); ofSetColor(0); ofDrawRectangle(glm::vec2(), 60, 5); ofPopMatrix(); } /* int start = 50; 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()); } |