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[ About ]
積み重ね。
Stacking.
[ Source ]
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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) {}; glm::vec2 make_point(int len, int param); vector<ofMesh> mesh_list; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetBackgroundAuto(false); ofSetColor(239); ofNoFill(); } //-------------------------------------------------------------- void ofApp::update() { this->mesh_list.clear(); vector<ofColor> color_list = {ofColor(39), ofColor(239)}; ofColor color_1, color_2; int len = 200; for (auto x = 120; x < 720; x += 240) { for (auto y = 120; y < 720; y += 240) { ofMesh mesh; color_1 = color_list[int(ofRandom(color_list.size()))]; color_2 = color_list[int(ofRandom(color_list.size()))]; int param = ofRandom(100); if (ofRandom(1) < 0.5) { mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, param), 0)); mesh.addColor(color_1); mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, param + 2), 0)); mesh.addColor(color_1); mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, 100 - param - 2), 0)); mesh.addColor(color_2); mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, 100 - param), 0)); mesh.addColor(color_2); } else { mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, param), 0)); mesh.addColor(color_1); mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, param + 2), 0)); mesh.addColor(color_1); mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, 75 - param + 75 - 2), 0)); mesh.addColor(color_2); mesh.addVertex(glm::vec3(x, y, 0) + glm::vec3(this->make_point(len, 75 - param + 75), 0)); mesh.addColor(color_2); } mesh.addIndex(0); mesh.addIndex(1); mesh.addIndex(3); mesh.addIndex(1); mesh.addIndex(2); mesh.addIndex(3); this->mesh_list.push_back(mesh); } } } //-------------------------------------------------------------- void ofApp::draw() { for (auto& mesh : this->mesh_list) { mesh.draw(); ofBeginShape(); for (auto& vertex : mesh.getVertices()) { ofVertex(vertex); } ofEndShape(true); } } //-------------------------------------------------------------- glm::vec2 ofApp::make_point(int len, int param) { param = param % 100; if (param < 25) { return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5); } else if (param < 50) { return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5)); } else if (param < 75) { return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5); } else { return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5)); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |