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市松柄(炭治郎カラー)。
Tanjiro colors checked pattern.
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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) {}; glm::vec2 make_point(int len, int param); ofEasyCam cam; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetLineWidth(2); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); int n = ofMap(ofNoise(39, ofGetFrameNum() * 0.005), 0, 1, 0, 100); int len = 300; bool color_flag = true; for (int z = len * -0.5; z < len * 0.5; z += 60) { for (int param_start = n; param_start < n + 100; param_start += 5) { ofMesh mesh, frame; frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); for (int param = param_start; param <= param_start + 5; param++) { auto side_1 = glm::vec3(this->make_point(len, param), z + 30); auto side_2 = glm::vec3(this->make_point(len, param), z - 30); mesh.addVertex(side_1); mesh.addVertex(side_2); mesh.addColor(color_flag ? ofColor(79, 172, 135) : ofColor(39)); mesh.addColor(color_flag ? ofColor(79, 172, 135) : ofColor(39)); frame.addVertex(side_1); frame.addVertex(side_2); frame.addColor(ofColor(39)); frame.addColor(ofColor(39)); int index = mesh.getNumVertices() - 1; if (param > param_start) { mesh.addIndex(index); mesh.addIndex(index - 2); mesh.addIndex(index - 3); mesh.addIndex(index); mesh.addIndex(index - 1); mesh.addIndex(index - 3); frame.addIndex(index); frame.addIndex(index - 2); frame.addIndex(index - 1); frame.addIndex(index - 3); } } mesh.draw(); frame.addIndex(0); frame.addIndex(1); frame.addIndex(frame.getNumVertices() - 1); frame.addIndex(frame.getNumVertices() - 2); frame.drawWireframe(); color_flag = !color_flag; } n += 5; } this->cam.end(); } //-------------------------------------------------------------- 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()); } |