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ピラミッド。
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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; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openframeworks"); ofBackground(39); ofSetColor(239); ofSetLineWidth(1.5); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateZ(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 3)); ofRotateY(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 3)); ofRotateX(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 3)); for (auto param = 130; param >= 10; param -= 60) { ofMesh mesh; glm::vec3 avg; float noise_value; vector<glm::vec3> vertices; vertices.push_back(glm::vec4(param, param, param, 0)); vertices.push_back(glm::vec4(param, -param, -param, 0)); vertices.push_back(glm::vec4(-param, param, -param, 0)); vertices.push_back(glm::vec4(-param, -param, param, 0)); avg = (vertices[0] + vertices[1] + vertices[2]) / 3; noise_value = ofNoise(glm::vec4(avg * 0.0085, ofGetFrameNum() * 0.05)); noise_value = noise_value < 0.5 ? 0 : ofMap(noise_value, 0.5, 1, 0, 10); mesh.addVertex(vertices[0] + avg * noise_value); mesh.addVertex(vertices[1] + avg * noise_value); mesh.addVertex(vertices[2] + avg * noise_value); avg = (vertices[0] + vertices[1] + vertices[3]) / 3; noise_value = ofNoise(glm::vec4(avg * 0.0085, ofGetFrameNum() * 0.05)); noise_value = noise_value < 0.5 ? 0 : ofMap(noise_value, 0.5, 1, 0, 10); mesh.addVertex(vertices[0] + avg * noise_value); mesh.addVertex(vertices[1] + avg * noise_value); mesh.addVertex(vertices[3] + avg * noise_value); avg = (vertices[0] + vertices[2] + vertices[3]) / 3; noise_value = ofNoise(glm::vec4(avg * 0.0085, ofGetFrameNum() * 0.05)); noise_value = noise_value < 0.5 ? 0 : ofMap(noise_value, 0.5, 1, 0, 10); mesh.addVertex(vertices[0] + avg * noise_value); mesh.addVertex(vertices[2] + avg * noise_value); mesh.addVertex(vertices[3] + avg * noise_value); avg = (vertices[1] + vertices[2] + vertices[3]) / 3; noise_value = ofNoise(glm::vec4(avg * 0.0085, ofGetFrameNum() * 0.05)); noise_value = noise_value < 0.5 ? 0 : ofMap(noise_value, 0.5, 1, 0, 5); mesh.addVertex(vertices[1] + avg * noise_value); mesh.addVertex(vertices[2] + avg * noise_value); mesh.addVertex(vertices[3] + avg * noise_value); ofSetColor(239); mesh.drawWireframe(); } this->cam.end(); /* // ffmpeg -i img_%04d.jpg aaa.mp4 int start = 500; if (ofGetFrameNum() > start) { std::ostringstream os; os << std::setw(4) << std::setfill('0') << ofGetFrameNum() - start; ofImage image; image.grabScreen(0, 0, ofGetWidth(), ofGetHeight()); image.saveImage("image/cap/img_" + os.str() + ".jpg"); if (ofGetFrameNum() - start >= 25 * 20) { std::exit(1); } } */ } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |
[ Link ]
https://github.com/junkiyoshi/DoodleDeProgramming/tree/d7b150ae611fe11b75a41d37e6add73377549090