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シルキー。
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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 mesh; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofSetColor(239, 32); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); } //-------------------------------------------------------------- void ofApp::update() { this->mesh.clear(); float size = 1; for (float x = 80; x <= ofGetWidth() - 80; x += size) { for (float y = 80; y <= ofGetHeight() - 80; y += size) { float deg = ofMap(ofNoise(x * 0.008, y * 0.008, ofGetFrameNum() * 0.03), 0, 1, -360, 360); this->mesh.addVertex(glm::vec3(x + size * 3 * cos(deg * DEG_TO_RAD), y + size * 3 * sin(deg * DEG_TO_RAD), ofMap(abs(deg), 0, 360, 0, 150))); } } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofTranslate(ofGetWindowSize() * -0.5); this->mesh.drawVertices(); this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |