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文字で模様。
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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<glm::vec2> location_list; vector<float> size_list; vector<float> speed_list; vector<float> max_size_list; vector<float> index_list; vector<float> deg_list; vector<ofColor> color_list; vector<bool> flag_list; ofTrueTypeFont font; string word; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(255); ofSetColor(0); ofNoFill(); this->font.loadFont("fonts/Kazesawa-Bold.ttf", 15, true, true, true); this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); int size = 15; for (int x = -330; x <= 330; x += size) { for (int y = -330; y <= 330; y += size) { auto radius = ofMap(ofNoise(x * 0.008, y * 0.008, ofGetFrameNum() * 0.035), 0, 1, 50, 430); auto param = abs(radius - glm::length(glm::vec2(x, y))); int word_index = ofRandom(this->word.size()); if (param < 50) { ofPushMatrix(); ofTranslate(x - size * 0.5, y + size * 0.5); auto rad = atan2(y, x); ofRotate(rad * RAD_TO_DEG + 90); ofPath chara_path = this->font.getCharacterAsPoints(this->word[word_index], true, false); vector<ofPolyline> outline = chara_path.getOutline(); ofBeginShape(); for (int outline_index = 0; outline_index < outline.size(); outline_index++) { ofNextContour(true); auto vertices = outline[outline_index].getVertices(); ofVertices(vertices); } ofEndShape(true); ofPopMatrix(); } } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |