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キューブ列車。
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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) {}; float noise_step; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetWindowTitle("openFrameworks"); ofSetFrameRate(25); ofBackground(39); ofSetColor(239); ofEnableDepthTest(); this->noise_step = ofRandom(1000); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); if (ofGetFrameNum() % 50 < 40){ this->noise_step += ofMap(ofGetFrameNum() % 50, 0, 40, 0.02, 0.0005); } } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); for (int size = 30; size <= 330; size += 30) { ofPushMatrix(); auto x_value = ofNoise(noise_seed.x, size * 0.00025 + this->noise_step); auto y_value = ofNoise(noise_seed.y, size * 0.00025 + this->noise_step); auto z_value = ofNoise(noise_seed.z, size * 0.00025 + this->noise_step); auto x_deg = x_value < 0.35 ? ofMap(x_value, 0, 0.35, -360, 0) : x_value > 0.75 ? ofMap(x_value, 0.75, 1, 0, 360) : 0; auto y_deg = y_value < 0.35 ? ofMap(y_value, 0, 0.35, -360, 0) : y_value > 0.75 ? ofMap(y_value, 0.75, 1, 0, 360) : 0; auto z_deg = z_value < 0.35 ? ofMap(z_value, 0, 0.35, -360, 0) : z_value > 0.75 ? ofMap(z_value, 0.75, 1, 0, 360) : 0; ofRotateZ(z_deg); ofRotateY(y_deg); ofRotateX(x_deg); ofNoFill(); ofDrawBox(size); ofPopMatrix(); } /* 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()); } |