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ボケた光。
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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) {}; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openframeworks"); ofBackground(0); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); ofColor color; for (int i = 0; i < 450; i++) { auto deg = ofRandom(360) + ofGetFrameNum() * ofRandom(0.2, 0.8) * (i % 2 == 0 ? 1 : -1); auto radius = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, 150, 300); auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); auto size = ofRandom(10, 20); color.setHsb(ofRandom(255), 255, 255); ofFill(); ofSetColor(color, 128); ofDrawCircle(location, size); ofNoFill(); ofSetColor(color); ofDrawCircle(location, size); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |