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@EKey2210 さんのProcessing Advent Calendar 2018より
Referenced @Ekey2210 at Twitter
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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) {}; void draw_three(glm::vec2 location, int number_of_loop, float scale); }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { for (float x = 0.25; x < 1; x += 0.25) { for (float y = 0.33; y < 1; y += 0.33) { this->draw_three(glm::vec2(ofGetWidth() * x, ofGetHeight() * y), 5000, 23); } } } //-------------------------------------------------------------- void ofApp::draw_three(glm::vec2 location, int number_of_loop, float scale) { ofPushMatrix(); ofTranslate(location); glm::vec2 point, prev_point; for (int i = 0; i < number_of_loop; i++) { float p = ofRandom(100); if (p < 1) { point.x = 0 * prev_point.x + 0 * prev_point.y + 0; point.y = 0 * prev_point.x + 0.16 * prev_point.y + 0; } else if (p < 8) { point.x = 0.2 * prev_point.x + -0.26 * prev_point.y + 0.0; point.y = 0.23 * prev_point.x + 0.22 * prev_point.y + 1.6; } else if (p < 15) { point.x = -0.15 * prev_point.x + 0.28 * prev_point.y + 0.0; point.y = 0.26 * prev_point.x + 0.24 * prev_point.y + 0.44; } else { point.x = 0.85 * prev_point.x + 0.04 * prev_point.y + 0.0; point.y = -0.04 * prev_point.x + 0.85 * prev_point.y + 1.5; } ofDrawCircle(point * -scale, ofMap(ofNoise(location.x + point.x * 0.3, location.y + point.y * 0.3, ofGetFrameNum() * 0.03), 0, 1, 0.1, 2)); prev_point = point; } ofPopMatrix(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |
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https://github.com/junkiyoshi?utf8=%E2%9C%93&tab=repositories&q=Insta20181216&type=&language=