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フォーカス。
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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 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) {}; ofMesh mesh; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetColor(39, 39, 139); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); this->mesh.clear(); int deg_span = 12; int loc_span = 135; for (int x = -loc_span * 2; x <= loc_span * 2; x += loc_span) { for (int y = -loc_span * 2; y <= loc_span * 2; y += loc_span) { auto noise_seed = ofRandom(1000); for (int deg = 0; deg < 360; deg += deg_span * 2) { for (int radius = 25; radius <= 50; radius += 25) { if (radius == 25) { auto noise_deg = ofMap(ofNoise(noise_seed, ofGetFrameNum() * 0.035), 0, 1, deg - 125, deg + 125); this->mesh.addVertex(glm::vec3(x + radius * cos((noise_deg + deg_span * 0.5) * DEG_TO_RAD), y + radius * sin((noise_deg + deg_span * 0.5) * DEG_TO_RAD), 0)); this->mesh.addVertex(glm::vec3(x + radius * cos((noise_deg - deg_span * 0.5) * DEG_TO_RAD), y + radius * sin((noise_deg - deg_span * 0.5) * DEG_TO_RAD), 0)); } else { this->mesh.addVertex(glm::vec3(x + radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), y + radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0)); this->mesh.addVertex(glm::vec3(x + radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), y + radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0)); this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4); this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 4); } } } } } } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); this->mesh.draw(); /* int start = 75; 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()); } |