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RGB分裂。
RGB Split.
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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); ofSetCircleResolution(60); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5); vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255) }; for (int x = -280; x <= 280; x += 80) { for (int y = -280; y <= 280; y += 80) { for (int i = 0; i < color_list.size(); i++) { auto noise_value = glm::vec2(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005)); float noise_x = 0; if (noise_value.x < 0.25) { noise_x = ofMap(noise_value.x, 0, 0.25, -20, 0); } else if (noise_value.x > 0.75) { noise_x = ofMap(noise_value.x, 0.75, 1.0, 0, 20); } float noise_y = 0; if (noise_value.y < 0.25) { noise_y = ofMap(noise_value.y, 0, 0.25, -20, 0); } else if (noise_value.y > 0.75) { noise_y = ofMap(noise_value.y, 0.75, 1.0, 0, 20); } ofSetColor(color_list[i]); ofDrawCircle(glm::vec2(x + noise_x, y + noise_y), 15); } } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |