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球体の輪。
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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 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) {}; ofEasyCam cam; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofSetCircleResolution(120); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateZ(90); ofNoFill(); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); ofColor color; auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); for (int i = 0; i < 50; i++) { ofPushMatrix(); ofRotateY(ofMap(ofNoise(noise_seed.y, i * 0.005 + ofGetFrameNum() * 0.008), 0, 1, -12, 12)); ofRotateX(ofMap(ofNoise(noise_seed.x, i * 0.005 + ofGetFrameNum() * 0.008), 0, 1, -12, 12)); color.setHsb(ofRandom(255), 200, 255); ofSetColor(color, 255); ofSetLineWidth(ofRandom(1, 3)); ofDrawCircle(glm::vec2(), ofRandom(220, 280)); ofPopMatrix(); } ofDisableBlendMode(); ofSetColor(0); ofFill(); ofDrawSphere(glm::vec3(), 180); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |