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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) {}; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(255); ofSetColor(0); ofSetLineWidth(2); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); int size = 45; for (int x = size * -7; x <= size * 7; x += size) { for (int y = size * -7; y <= size * 7; y += size) { ofPushMatrix(); ofTranslate(x, y); int param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0015), 0, 1, 0, 4); switch (param) { case 0: ofNoFill(); ofSetColor(0); ofDrawLine(size * -0.45, 0, 0, 0); ofDrawLine(0, 0, 0, size * -0.45); ofFill(); ofSetColor(255); ofDrawCircle(0, 0, size * 0.08); ofNoFill(); ofSetColor(0); ofDrawCircle(0, 0, size * 0.08); break; case 1: ofNoFill(); ofSetColor(0); ofDrawLine(0, size * -0.45, 0, 0); ofDrawLine(0, 0, size * 0.45, 0); ofFill(); ofSetColor(255); ofDrawCircle(0, 0, size * 0.08); ofNoFill(); ofSetColor(0); ofDrawCircle(0, 0, size * 0.08); break; case 2: ofNoFill(); ofSetColor(0); ofDrawLine(size * 0.45, 0, 0, 0); ofDrawLine(0, 0, 0, size * 0.45); ofFill(); ofSetColor(255); ofDrawCircle(0, 0, size * 0.08); ofNoFill(); ofSetColor(0); ofDrawCircle(0, 0, size * 0.08); break; case 3: ofNoFill(); ofSetColor(0); ofDrawLine(0, size * 0.45, 0, 0); ofDrawLine(0, 0, -size * 0.45, 0); ofFill(); ofSetColor(255); ofDrawCircle(0, 0, size * 0.08); ofNoFill(); ofSetColor(0); ofDrawCircle(0, 0, size * 0.08); break; } ofPopMatrix(); } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |