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水滴。
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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(255); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); auto numberOfActor = 300; ofColor color; ofSeedRandom(39); for (int i = 0; i < numberOfActor; i++) { auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000)); auto len = ofMap(i, 0, numberOfActor, 80, 750); color.setHsb(ofMap(ofNoise(ofRandom(255), ofGetFrameNum() * 0.001), 0, 1, 0, 255), 100, 255); ofSetColor(39); for (int k = 0; k < 100; k++) { auto location = glm::vec3( ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), 0); ofDrawCircle(glm::normalize(location) * len, 12); } ofSetColor(color); for (int k = 0; k < 100; k++) { auto location = glm::vec3( ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), 0); ofDrawCircle(glm::normalize(location) * len, 10); } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |