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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 mouseEntered(int x, int y) {}; void mouseExited(int x, int y) {}; void windowResized(int w, int h) {}; void dragEvent(ofDragInfo dragInfo) {}; void gotMessage(ofMessage msg) {}; ofEasyCam cam; float noise_param; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openframeworks"); ofBackground(239); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { auto param = ofGetFrameNum() % 50; if (param > 12 && param < 38) { if (param < 25) { this->noise_param += ofMap(param, 12, 25, 0, 0.15); } else if (param > 25) { this->noise_param += ofMap(param, 25, 38, 0.15, 0); } } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 2.88); int size = 10; for (int x = -100; x <= 100; x += size) { for (int y = -200; y <= 200; y += size) { for (int z = -100; z <= 100; z += size) { auto noise_value = ofNoise(x * 0.0025, y * 0.002 + this->noise_param, z * 0.005); if (noise_value >= 0.4 && noise_value <= 0.5) { ofSetColor(0); ofFill(); ofDrawBox(glm::vec3(x, y, z), size * 0.99); ofSetColor(239); ofNoFill(); ofDrawBox(glm::vec3(x, y, z), size * 0.99); } } } } ofSetColor(0); ofDrawBox(300 + size, 400 + size, 300 + size); this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |