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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() { ofSetWindowTitle("openFrameworks"); ofSetFrameRate(30); ofBackground(255); ofSetColor(0); ofNoFill(); ofSetLineWidth(3); ofEnableDepthTest(); ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); for (int x = -330; x <= 330; x += 30) { for (int y = -330; y <= 330; y += 30) { ofPushMatrix(); ofTranslate(x, y); auto distance = glm::length(glm::vec2(x, y)); auto x_value = ofNoise(noise_seed.x, distance * 0.001 - ofGetFrameNum() * 0.01); auto y_value = ofNoise(noise_seed.y, distance * 0.001 - ofGetFrameNum() * 0.01); auto z_value = ofNoise(noise_seed.z, distance * 0.001 - ofGetFrameNum() * 0.01); auto x_deg = x_value < 0.35 ? ofMap(x_value, 0, 0.35, -180, 0) : x_value > 0.75 ? ofMap(x_value, 0.75, 1, 0, 180) : 0; auto y_deg = y_value < 0.35 ? ofMap(y_value, 0, 0.35, -180, 0) : y_value > 0.75 ? ofMap(y_value, 0.75, 1, 0, 180) : 0; auto z_deg = z_value < 0.35 ? ofMap(z_value, 0, 0.35, -180, 0) : z_value > 0.75 ? ofMap(z_value, 0.75, 1, 0, 180) : 0; ofRotateZ(z_deg); ofRotateY(y_deg); ofRotateX(x_deg); ofFill(); ofSetColor(0, 0, 255, 128); ofDrawRectangle(glm::vec2(), 30, 30); ofNoFill(); ofSetColor(0, 0, 255); ofDrawRectangle(glm::vec2(), 30, 30); ofPopMatrix(); } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |