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青い線の球体。
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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) {}; ofEasyCam cam; ofMesh mesh; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofEnableDepthTest(); auto ico_sphere = ofIcoSpherePrimitive(250, 7); this->mesh = ico_sphere.getMesh(); } //-------------------------------------------------------------- void ofApp::update() { this->mesh.clearColors(); ofSeedRandom(39); for (int i = 0; i < this->mesh.getNumVertices(); i++) { auto noise_value = ofNoise(glm::vec4(this->mesh.getVertex(i) * 0.008, ofGetFrameNum() * 0.03)); int int_noise_value = noise_value; float param = noise_value - int_noise_value; param = abs(param - 0.5); auto value = param < 0.1 ? ofMap(param, 0, 0.1, 255, 39) : 39; auto color = ofColor(0, 0, value); this->mesh.addColor(color); } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 0.7777); ofRotateX(ofGetFrameNum() * 1.15); this->mesh.drawFaces(); this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |