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IcoSphere上の座標を動かして遊ぶ
Point on IcoSphere.
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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) {}; vector<glm::vec3> locations; ofEasyCam cam; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(2); ofEnableDepthTest(); auto ico_sphere = ofIcoSpherePrimitive(300, 3); auto& triangles = ico_sphere.getMesh().getUniqueFaces(); for (auto& triangle : triangles) { glm::vec3 loc = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3; this->locations.push_back(loc); } } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofFill(); ofSetColor(239); ofDrawSphere(298); ofFill(); ofSetColor(39); vector<glm::vec3> tmp_locations; for(int i = 0; i < this->locations.size(); i++){ auto tmp_location = locations[i]; float noise_value = ofNoise(locations[i].x * 0.005, locations[i].y * 0.005, locations[i].z * 0.005, ofGetFrameNum() * 0.008); if (noise_value > 0.65) { tmp_location *= ofMap(noise_value, 0.65, 1.0, 1.0, 1.35); } tmp_locations.push_back(tmp_location); } for(int i = 0; i < tmp_locations.size(); i++){ ofDrawSphere(tmp_locations[i], 3); for (int k = i + 1; k < tmp_locations.size(); k++){ if (glm::distance(tmp_locations[i], tmp_locations[k]) < 30) { ofDrawLine(tmp_locations[i], tmp_locations[k]); } } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |