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春の陽気で酔っぱらいながらコーディング。思いつくままに。
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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); ofBackground(39); ofSetWindowTitle("Insta"); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofColor line_color; int span = 50; float threshold = 0.35; float param_x = ofRandom(1000); float param_y = ofRandom(1000); for (int x = 0; x < ofGetWidth(); x += span) { float noise_value = ofNoise(param_x, x * 0.005, ofGetFrameNum() * 0.005); if (noise_value > threshold) { line_color.setHsb(ofMap(x, 0, ofGetWidth(), 0, 255), 239, 239); ofSetColor(line_color, ofMap(noise_value, threshold, 1.0, 0, 255)); ofDrawLine(ofPoint(x, 0), ofPoint(x, ofGetHeight())); } } for (int y = 0; y < ofGetHeight(); y += span) { float noise_value = ofNoise(param_y, y * 0.005, ofGetFrameNum() * 0.005); if (noise_value > threshold) { line_color.setHsb(ofMap(y, 0, ofGetHeight(), 255, 0), 239, 239); ofSetColor(line_color, ofMap(noise_value, threshold, 1.0, 0, 255)); ofDrawLine(ofPoint(0, y), ofPoint(ofGetWidth(), y)); } } for (int x = 0; x < ofGetWidth(); x += 50) { for (int y = 0; y < ofGetHeight(); y += 50) { float noise_value_1 = ofNoise(param_x, x * 0.005, ofGetFrameNum() * 0.005); float noise_value_2 = ofNoise(param_y, y * 0.005, ofGetFrameNum() * 0.005); if (noise_value_1 > threshold && noise_value_2 > threshold) { ofColor color_1, color_2; color_1.setHsb(ofMap(x, 0, ofGetWidth(), 0, 255), 239, 239); color_2.setHsb(ofMap(y, 0, ofGetHeight(), 255, 0), 239, 239); ofColor blend_color = color_1 + color_2; ofSetColor(blend_color, ofMap(noise_value_1 > noise_value_2 ? noise_value_1 : noise_value_2, threshold, 1.0, 0, 255)); ofDrawCircle(x, y, 5); } } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |