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サイケデリック。
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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; float noise_param; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofEnableDepthTest(); //ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); auto ico_sphere = ofIcoSpherePrimitive(250, 7); this->mesh = ico_sphere.getMesh(); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); this->mesh.clearColors(); this->noise_param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.035), 0, 1, 0.0005, 0.02); this->noise_param = 0.005; ofColor color; for (int i = 0; i < this->mesh.getNumVertices(); i++) { auto noise_value = ofNoise( this->mesh.getVertex(i).x * this->noise_param, this->mesh.getVertex(i).y * this->noise_param + ofGetFrameNum() * 0.015, this->mesh.getVertex(i).z * this->noise_param); int hue = ofMap(noise_value, 0, 1, 0, 512); hue = hue % 256; color.setHsb(ofMap(hue, 0, 128, 0, 255), 200, 200); this->mesh.addColor(color); } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(-27); ofRotateY(ofGetFrameNum() * 0.77); this->mesh.drawFaces(); this->cam.end(); /* int start = 50; 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()); } |