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#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) {}; ofEasyCam cam; ofMesh line; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofSetColor(255); ofEnableDepthTest(); this->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); this->line.clear(); ofColor color; auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000)); for (int i = 0; i < 6; i++) { auto rotation_z = glm::rotate(glm::mat4(), ofMap(i, 0, 6, 0, 360) * (float)DEG_TO_RAD, glm::vec3(0, 0, 1)); color.setHsb(ofMap(i, 0, 6, 0, 255), 180, 255); for (int x = -400; x <= 400; x += 2) { auto base_y = ofMap(ofNoise(noise_seed.x, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -400, 400); auto base_z = ofMap(ofNoise(noise_seed.y, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -400, 400); auto y = base_y + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -40, 40); auto z = base_z + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -40, 40); auto location = glm::vec3(x, y, z); location = glm::length(location) > 280 ? glm::normalize(location) * 280 : location; location = glm::vec4(location, 0) * rotation_z; this->line.addVertex(location); this->line.addColor(color); } } for (int i = 0; i < this->line.getNumVertices(); i++) { for (int k = i + 1; k < this->line.getNumVertices(); k++) { if (glm::distance(this->line.getVertex(i), this->line.getVertex(k)) < 20) { this->line.addIndex(i); this->line.addIndex(k); } } } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 1.44); for (int i = 0; i < this->line.getNumVertices(); i++) { ofDrawSphere(this->line.getVertex(i), 1.5); } this->line.drawWireframe(); this->cam.end(); /* int start = 150; if (ofGetFrameNum() > start) { ostringstream os; os << setw(4) << 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()); } |