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昨日のやつを対で線を引くように改造
Torus pair line.
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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::vec3 make_point(float R, float r, float u, float v); ofEasyCam cam; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); ofSetLineWidth(1.5); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); for (int deg = 0; deg < 360; deg += 1) { auto noise_point = glm::vec2(cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD)); int u = ofMap(ofNoise(noise_point.x * 0.5, noise_point.y * 0.5, ofGetFrameNum() * 0.01), 0, 1, 0, 720); auto start = this->make_point(250, 50, (u)* DEG_TO_RAD, deg * DEG_TO_RAD); auto end = this->make_point(250, 50, (u + 180) * DEG_TO_RAD, deg * DEG_TO_RAD); ofDrawSphere(start, 3); ofDrawSphere(end, 3); ofDrawLine(start, end); } this->cam.end(); } //-------------------------------------------------------------- glm::vec3 ofApp::make_point(float R, float r, float u, float v) { // 数学デッサン教室 描いて楽しむ数学たち P.31 float x = (R + r * cos(u)) * cos(v); float y = (R + r * cos(u)) * sin(v); float z = r * sin(u); return glm::vec3(x, y, z); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |