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整列とバラバラを繰り返す正方形。
Squares that repeat alignment and dismemberment.
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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(60); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetColor(39); ofSetLineWidth(0.25); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(180); ofRotateY(ofGetFrameNum() * 0.5); int half_len = 25; ofMesh base_mesh; base_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); base_mesh.addVertex(glm::vec3(-half_len, -half_len, half_len)); base_mesh.addVertex(glm::vec3(half_len, -half_len, half_len)); base_mesh.addVertex(glm::vec3(half_len, half_len, half_len)); base_mesh.addVertex(glm::vec3(-half_len, half_len, half_len)); base_mesh.addVertex(glm::vec3(-half_len, -half_len, -half_len)); base_mesh.addVertex(glm::vec3(half_len, -half_len, -half_len)); base_mesh.addVertex(glm::vec3(half_len, half_len, -half_len)); base_mesh.addVertex(glm::vec3(-half_len, half_len, -half_len)); for (int i = 0; i < base_mesh.getNumVertices(); i++) { base_mesh.setVertex(i, base_mesh.getVertex(i) * 0.65); } base_mesh.addIndex(0); base_mesh.addIndex(1); base_mesh.addIndex(3); base_mesh.addIndex(2); base_mesh.addIndex(4); base_mesh.addIndex(5); base_mesh.addIndex(7); base_mesh.addIndex(6); base_mesh.addIndex(0); base_mesh.addIndex(3); base_mesh.addIndex(1); base_mesh.addIndex(2); base_mesh.addIndex(4); base_mesh.addIndex(7); base_mesh.addIndex(5); base_mesh.addIndex(6); base_mesh.addIndex(0); base_mesh.addIndex(4); base_mesh.addIndex(1); base_mesh.addIndex(5); base_mesh.addIndex(2); base_mesh.addIndex(6); base_mesh.addIndex(3); base_mesh.addIndex(7); for (int x = -100; x <= 100; x += 50) { for (int y = -100; y <= 100; y += 50) { for (int z = -100; z <= 100; z += 50) { int param = (ofGetFrameNum() * 3 + y * 7) % 400; if (param > 300) { param = 0; } else if (param > 200) { param = ofMap(param, 200, 300, 100, 0); } else if (param > 100) { param = 100; } auto noise_mesh = base_mesh; for (int i = 0; i < base_mesh.getNumVertices(); i++) { auto location = glm::vec3( ofMap(ofNoise(ofRandom(10000)), 0, 1, -half_len, half_len), ofMap(ofNoise(ofRandom(10000)), 0, 1, -half_len, half_len), ofMap(ofNoise(ofRandom(10000)), 0, 1, -half_len, half_len)); noise_mesh.setVertex(i, location); } for (int i = 0; i < base_mesh.getNumVertices(); i++) { auto distance = base_mesh.getVertex(i) - noise_mesh.getVertex(i); auto d = (distance / 100) * param; noise_mesh.setVertex(i, base_mesh.getVertex(i) - d); } ofPushMatrix(); ofTranslate(x, y, z); noise_mesh.draw(); for (auto& vertex : noise_mesh.getVertices()) { ofDrawSphere(vertex, 1); } ofPopMatrix(); } } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |