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親サークルと子サークル。昨日、寝る前に頭に降りてきた謎の形状。
Parent circle and child circle. Ideas I came up with in bed.
[ Source ]
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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_shape(glm::vec2 location, float radius); }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); ofSetCircleResolution(36); ofSetLineWidth(1.5); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->draw_shape(glm::vec2(222.5, 497.5), 222.5); this->draw_shape(glm::vec2(582.5, 137.5), 137.5); this->draw_shape(glm::vec2(137.5, 137.5), 137.5); this->draw_shape(glm::vec2(360, 85), 85); this->draw_shape(glm::vec2(392.5, 222.5), 52.5); this->draw_shape(glm::vec2(307.5, 242.5), 32.5); this->draw_shape(glm::vec2(582.5, 582.5), 137.5); this->draw_shape(glm::vec2(635, 360), 85); this->draw_shape(glm::vec2(497.5, 392.5), 52.5); this->draw_shape(glm::vec2(477.5, 307.5), 32.5); } //-------------------------------------------------------------- void ofApp::draw_shape(glm::vec2 location, float radius) { ofPushMatrix(); ofTranslate(location); ofNoFill(); ofDrawCircle(glm::vec2(), radius * 0.25); int deg_span = 15; ofFill(); for (int deg = 0; deg < 360; deg += deg_span) { glm::vec2 start = glm::vec2(radius * 0.25 * cos(deg * DEG_TO_RAD), radius * 0.25 * sin(deg * DEG_TO_RAD)); float length = ofMap(ofNoise(location.x + start.x * 0.05, location.x + start.y * 0.05, ofGetFrameNum() * 0.01), 0, 1, radius * 0.25, radius ); glm::vec2 end = glm::normalize(start) * length; ofDrawLine(start, end); ofDrawCircle(end, glm::length(glm::vec2(length, 0) - glm::vec2(length * cos(deg_span * DEG_TO_RAD), length * sin(deg_span * DEG_TO_RAD))) * 0.5); } ofPopMatrix(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |