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文字で隙間埋め。
Fill in the gaps with character.
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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) {}; ofFbo fbo; ofPixels pix; vector<ofPath> chara_path; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openframeworks"); ofBackground(255); ofSetColor(0); ofTrueTypeFont font; font.loadFont("fonts/Kazesawa-Bold.ttf", 100, true, true, true); for (char c = 'A'; c <= 'Z'; c++) { this->chara_path.push_back(font.getCharacterAsPoints(c, true, false)); } this->fbo.allocate(ofGetWidth(), ofGetHeight()); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); this->fbo.begin(); ofClear(0); ofSetColor(0); ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5); ofDrawCircle(glm::vec2(), 300); this->fbo.end(); this->fbo.readToPixels(this->pix); } //-------------------------------------------------------------- void ofApp::draw() { vector<glm::vec2> location_list; vector<float> radius_list; vector<int> chara_index_list; while (location_list.size() < 250) { int x = ofRandom(ofGetWidth()); int y = ofRandom(ofGetHeight()); ofColor pix_color = this->pix.getColor(x, y); if (pix_color != ofColor(0)) { continue; } glm::vec2 location = glm::vec2(x, y); float radius = ofRandom(8, 40); bool flag = true; for (int i = 0; i < location_list.size(); i++) { if (glm::distance(location, location_list[i]) < radius_list[i] + radius) { flag = false; break; } } if (flag) { location_list.push_back(location); radius_list.push_back(radius); chara_index_list.push_back(ofRandom(this->chara_path.size())); } } for (int i = 0; i < location_list.size(); i++) { ofPushMatrix(); ofTranslate(location_list[i]); ofRotate(ofRandom(360) + ofGetFrameNum() * ofRandom(-6, 6)); int chara_index = chara_index_list[i]; chara_index = (int)(chara_index + ofMap(ofNoise(glm::vec3(location_list[i] * 0.005, ofGetFrameNum() * 0.00015)), 0, 1, 0, chara_path.size())) % chara_path.size(); auto font_size = radius_list[i] * 1.5; auto outline = this->chara_path[chara_index].getOutline(); ofBeginShape(); for (int line_index = 0; line_index < outline.size(); line_index++) { if (line_index != 0) { ofNextContour(true); } auto vertices = outline[line_index].getVertices(); for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) { auto point = (vertices[vertices_index] / 100 * font_size) + glm::vec2(font_size * -0.5, font_size * 0.5); ofVertex(point); } } ofEndShape(true); ofPopMatrix(); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |