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なぜか気分的にギアが作りたくなったので。ギア同士が食い込んでしまっているので、本当は、なだらかな角度をつけてあげないとダメっぽいですね。調べたらどの程度の角度とか出てきそうですが、そこまでの熱はなかったので、ここまで。
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#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 mouseEntered(int x, int y) {}; void mouseExited(int x, int y) {}; 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(239); ofSetWindowTitle("Insta"); ofSetColor(39); ofSetLineWidth(2); ofNoFill(); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(22, 22); float radius = 90; for (int x = 0; x < 4; x++) { for (int y = 0; y < 4; y++) { float rotate_deg = (x + y) % 2 == 0 ? ofGetFrameNum() * 0.5 : ofGetFrameNum() * -0.5; ofPoint point = ofPoint(radius + x * (radius * 2 * 0.9), radius + y * (radius * 2 * 0.9)); ofPushMatrix(); ofTranslate(point); ofRotate(rotate_deg); ofDrawCircle(0, 0, radius * 0.65); ofBeginShape(); for (int deg = 0; deg < 360; deg += 1) { if (deg % 60 < 30) { ofVertex(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); } else { ofVertex(radius * 0.8 * cos(deg * DEG_TO_RAD), radius * 0.8 * sin(deg * DEG_TO_RAD)); } } ofEndShape(true); ofPopMatrix(); } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |