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寿司屋で見たカーテンの柄。
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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) {}; ofMesh mesh; float noise_param; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofSetColor(255); ofSetLineWidth(2); this->mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); if (ofGetFrameNum() % 60 < 30) { if (ofGetFrameNum() % 60 < 15) { this->noise_param += ofMap(ofGetFrameNum() % 60, 0, 15, 0, 0.025); } else { this->noise_param += ofMap(ofGetFrameNum() % 60, 15, 30, 0.025, 0); } } this->mesh.clear(); for (int y = ofGetWindowHeight() * -0.5; y <= ofGetWindowHeight() * 0.5; y += 3) { auto x = ofMap(ofNoise(ofRandom(1000), this->noise_param), 0, 1, ofGetWindowWidth() * -0.65, ofGetWindowWidth() * 0.65); this->mesh.addVertex(glm::vec3(x - 15, y, 0)); this->mesh.addVertex(glm::vec3(x + 15, y, 0)); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 1); } } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); this->mesh.drawWireframe(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |