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小川。
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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) {}; vector<ofColor> color_palette; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(2); // 配色デザイン ソフトグリーン P114 this->color_palette.push_back(ofColor(97, 157, 110)); this->color_palette.push_back(ofColor(119, 180, 106)); this->color_palette.push_back(ofColor(143, 173, 91)); this->color_palette.push_back(ofColor(145, 195, 161)); this->color_palette.push_back(ofColor(93, 169, 145)); this->color_palette.push_back(ofColor(249, 229, 128)); this->color_palette.push_back(ofColor(131, 193, 215)); this->color_palette.push_back(ofColor(255, 255, 255)); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); for (int i = 0; i < 550; i++) { auto radius = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, 250, 300); auto speed = ofRandom(1, 3); auto deg = ofRandom(1000) + ofGetFrameNum() * speed; auto x = radius * cos(0.5 * deg * DEG_TO_RAD); auto y = radius * sin(1.5 * deg * DEG_TO_RAD); auto size = ofRandom(3, 15); int color_index = ofRandom(this->color_palette.size()); int line_index = (color_index + 1) % this->color_palette.size(); auto color = this->color_palette[color_index]; auto line_color = this->color_palette[line_index]; ofFill(); ofSetColor(ofColor(color, 128)); ofDrawCircle(glm::vec2(x, y), size); ofNoFill(); ofSetColor(line_color); ofDrawCircle(glm::vec2(x, y), size); } /* int start = 300; if (ofGetFrameNum() > start) { ostringstream os; os << setw(4) << setfill('0') << ofGetFrameNum() - start; ofImage image; image.grabScreen(0, 0, ofGetWidth(), ofGetHeight()); image.saveImage("image/cap/img_" + os.str() + ".jpg"); if (ofGetFrameNum() - start >= 25 * 20) { std::exit(1); } } */ } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |