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20重の10 PRINT.
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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(30); ofSetWindowTitle("openFrameworks"); ofBackground(255); ofSetLineWidth(3); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 0.72); int span = 20; ofSetColor(0); ofDrawBox(140); for (int len = 60; len <= 120; len += 60) { len == 60 ? ofSetColor(255) : ofSetColor(0); for (int i = 0; i < 6; i++) { for (auto x = -len; x <= len; x += span) { for (int y = -len; y <= len; y += span) { ofPushMatrix(); if (i <= 3) { ofRotateX(i * 90); } else { i == 5 ? ofRotateY(90) : ofRotateY(270); } ofTranslate(x, y, len + span * 0.5); auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003); auto start_param = noise_value < 0.5 ? (noise_value < 0.45 ? 0 : ofMap(noise_value, 0.45, 0.5, 0, 25)) : 25; auto start = this->make_point(span, start_param); auto end = this->make_point(span, start_param + 50); ofDrawLine(start, end); ofDrawSphere(glm::vec3(start, 0), len == 60 ? 3 : 3.5); ofDrawSphere(glm::vec3(end, 0), len == 60 ? 3 : 3.5); ofPopMatrix(); } } } } 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()); } |