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tilling * noise.
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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(239); ofSetColor(39); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { int span = 15; for (int x = 0; x < ofGetWidth(); x += span) { for (int y = 0; y < ofGetHeight(); y += span) { auto noise_value = ofNoise(x * 0.01, y * 0.01 + ofGetFrameNum() * 0.035); if (y > ofGetHeight() * 0.85) { noise_value += ofMap(y, ofGetHeight() * 0.85, ofGetHeight(), 0.25, 1); } else if (y > ofGetHeight() * 0.65) { noise_value += ofMap(y, ofGetHeight() * 0.65, ofGetHeight() * 0.85, 0, 0.25); } else if(y < ofGetHeight() * 0.45){ noise_value += ofMap(y, 0, ofGetHeight() * 0.45, -0.65, 0); } if (noise_value > 0.3) { ofDrawRectangle(glm::vec2(x, y), span - 2, span - 2); } } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |