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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(25); ofSetWindowTitle("openframeworks"); ofBackground(239); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { int len = 30; for (int x = 0; x <= ofGetWindowWidth(); x += len) { for (int y = 0; y <= ofGetWindowHeight(); y += len) { auto noise_value = ofNoise(x * 0.003, y * 0.003, ofGetFrameNum() * 0.01); auto color_value = noise_value < 0.4 ? 239 : noise_value > 0.85 ? 0 : ofMap(noise_value, 0.4, 0.85, 239, 0); ofFill(); ofSetColor(color_value); ofDrawRectangle(x, y, len, len); ofNoFill(); ofSetColor(color_value == 239 ? 128 : 39); ofDrawRectangle(x, y, len, len); } } /* int start = 150; if (ofGetFrameNum() > start) { ostringstream os; os << setw(4) << setfill('0') << ofGetFrameNum() - start; ofImage image; image.grabScreen(0, 0, ofGetWidth(), ofGetHeight()); image.saveImage("image/cap/img_" + os.str() + ".jpg"); if (ofGetFrameNum() - start >= 25 * 20) { std::exit(1); } } */ } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |