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ヘキサゴンの壁。
Hexagon walls.
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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) {}; ofEasyCam cam; vector<ofMesh> mesh_list; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(3); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); this->mesh_list.clear(); auto radius = 300; auto deg_start = 0; for (auto radius = 50; radius < 350; radius += 25) { ofMesh mesh; for (auto deg = deg_start; deg < deg_start + 360; deg += 60) { auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); auto noise_location = glm::vec2(100 * cos(deg * DEG_TO_RAD), 100 * sin(deg * DEG_TO_RAD)); mesh.addVertex(glm::vec3(location, 0)); mesh.addVertex(glm::vec3(location, 50 + 100 * ofNoise(noise_location.x * 0.003, noise_location.y * 0.003, radius * 0.005 + ofGetFrameNum() * 0.01))); } for (auto i = 0; i < mesh.getVertices().size(); i++) { mesh.addIndex(i); mesh.addIndex((i + 1) % mesh.getVertices().size()); mesh.addIndex((i + 2) % mesh.getVertices().size()); } this->mesh_list.push_back(mesh); } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); for (auto& mesh : this->mesh_list) { ofSetColor(239); mesh.draw(); ofNoFill(); ofSetColor(39); for (auto i = 0; i < mesh.getVertices().size(); i += 2) { ofBeginShape(); ofVertex(mesh.getVertex(i)); ofVertex(mesh.getVertex((i + 1) % mesh.getVertices().size())); ofVertex(mesh.getVertex((i + 3) % mesh.getVertices().size())); ofVertex(mesh.getVertex((i + 2) % mesh.getVertices().size())); ofEndShape(true); } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |