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Moving 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(60); ofSetWindowTitle("openFrameworks"); ofBackground(0); ofSetColor(255); ofSetLineWidth(3); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); int span = 22; vector<glm::vec2> location_list = { glm::vec2(-170, -170), glm::vec2(170, -170), glm::vec2(-170, 170), glm::vec2(170, 170) }; vector<float> rotate_list = { 180, 270, 90, 0 }; for (int i = 0; i < location_list.size(); i++) { ofPushMatrix(); ofTranslate(location_list[i]); ofRotateZ(rotate_list[i]); for (auto x = -132; x <= 132; x += span) { for (int y = -132; y <= 132; y += span) { ofPushMatrix(); ofTranslate(x, y, 0); auto noise_value = ofNoise(location_list[i].x + x * 0.005 + ofGetFrameNum() * 0.02, location_list[i].y + y * 0.005); auto start_param = noise_value < 0.5 ? 0 : 25; auto start = this->make_point(span, start_param); auto end = this->make_point(span, start_param + 50); ofDrawLine(start, end); ofPopMatrix(); } } 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()); } |