[ Video ]
[ About ]
Noise → layer
[ Source ]
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 |
#pragma once #include "ofMain.h" #include "ofFbo.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) {}; ofFbo fbo; }; |
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 |
#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofBackground(0); ofSetWindowTitle("Insta"); this->fbo.allocate(ofGetWidth(), ofGetHeight()); } //-------------------------------------------------------------- void ofApp::update() { int deg_span = 10; float radius = 30; float radius_span = 15; this->fbo.begin(); ofClear(0); for (int deg = 0; deg < 360; deg += deg_span) { radius = 100; int layer = ofNoise(radius * cos(deg * DEG_TO_RAD) * 0.025, radius * sin(deg * DEG_TO_RAD) * 0.025, ofGetFrameNum() * 0.005) * 15 + 1; for (int i = 0; i < layer; i++) { ofBeginShape(); for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg += 1) { ofVertex(radius * cos(tmp_deg * DEG_TO_RAD) + ofGetWidth() / 2, radius * sin(tmp_deg * DEG_TO_RAD) + ofGetHeight() / 2); } for (int tmp_deg = deg + deg_span; tmp_deg >= deg; tmp_deg -= 1) { ofVertex((radius + radius_span) * cos(tmp_deg * DEG_TO_RAD) + ofGetWidth() / 2, (radius + radius_span) * sin(tmp_deg * DEG_TO_RAD) + ofGetHeight() / 2); } ofEndShape(true); radius += radius_span; } } this->fbo.end(); } //-------------------------------------------------------------- void ofApp::draw() { this->fbo.draw(0, 0); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |