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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; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(15); auto radius = 230; ofColor color; for (int y = 0; y <= 1200; y += 30) { auto param = ofGetFrameNum() * 5 + y; for (int deg_start = param; deg_start < param + 360; deg_start += 90) { for (int deg = deg_start; deg < deg_start + 30; deg++) { auto alpha = ofMap(deg, deg_start, deg_start + 45, 0, 255); auto hue = ofMap(y % 100, 0, 100, 0, 255); color.setHsb(hue, 150, 255, alpha); ofSetColor(color); ofDrawSphere(radius * cos(deg * DEG_TO_RAD), y - 600, radius * sin(deg * DEG_TO_RAD), ofMap(deg, deg_start, deg_start + 30, 1, 7)); } } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |