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ケーキを切り分ける。
cut the cake.
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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) {}; vector<ofColor> color_palette; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(0); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); ofNoFill(); // 配色デザイン ビビッドレッド P038 this->color_palette.push_back(ofColor(197, 0, 24)); this->color_palette.push_back(ofColor(184, 12, 65)); this->color_palette.push_back(ofColor(206, 97, 110)); this->color_palette.push_back(ofColor(204, 85, 68)); this->color_palette.push_back(ofColor(190, 145, 176)); this->color_palette.push_back(ofColor(215, 130, 63)); this->color_palette.push_back(ofColor(255, 241, 51)); this->color_palette.push_back(ofColor(107, 182, 187)); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { auto span = 240; auto deg_span = 20; for (auto radius = 60; radius <= 120; radius += 25) { for (auto x = span * 0.5; x < ofGetWidth(); x += span) { for (auto y = span * 0.5; y < ofGetHeight(); y += span) { auto noise_param = ofRandom(1000); ofPushMatrix(); ofTranslate(x, y); for (auto deg = 0; deg < 360; deg += deg_span) { auto noise_radius = ofMap(ofNoise(noise_param, cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD) , radius * 0.02 + ofGetFrameNum() * 0.02), 0, 1, radius * 0.25, radius); vector<glm::vec2> vertices; vector<glm::vec2> noise_vertices; int deg_param = ofMap(noise_radius, radius * 0.25, radius, 3, 0); for (auto tmp_deg = deg + deg_param; tmp_deg <= deg + deg_span - deg_param; tmp_deg++) { vertices.push_back(glm::vec2(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD))); if (tmp_deg > deg - 1 && tmp_deg < deg + deg_span + 1) { noise_vertices.push_back(glm::vec2(noise_radius * cos(tmp_deg * DEG_TO_RAD), noise_radius * sin(tmp_deg * DEG_TO_RAD))); } } vertices.push_back(glm::vec2()); noise_vertices.push_back(glm::vec2()); int color_index_1 = ofRandom(this->color_palette.size()); int color_index_2 = color_index_1; do { color_index_2 = ofRandom(this->color_palette.size()); } while ((color_index_1 == color_index_2)); /* ofSetColor(this->color_palette[color_index_1]); ofFill(); ofBeginShape(); ofVertices(noise_vertices); ofEndShape(true); */ ofSetColor(this->color_palette[color_index_2]); ofNoFill(); ofBeginShape(); ofVertices(noise_vertices); ofEndShape(true); } ofPopMatrix(); } } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |