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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) {}; int font_size; ofTrueTypeFont font; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetColor(39); ofSetLineWidth(3); this->font_size = 100; this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { vector<char> charactors = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '!' }; for (int char_index = 0; char_index < charactors.size(); char_index++) { ofPoint location = ofPoint(char_index % 6 * this->font_size * 1.2 + this->font_size * 0.7, char_index / 6 * this->font_size * 1.4 + this->font_size * 0.7); ofPushMatrix(); ofTranslate(location); auto path = font.getCharacterAsPoints(charactors[char_index], true, false); auto outline = path.getOutline(); ofBeginShape(); for (int outline_index = 0; outline_index < outline.size(); outline_index++) { if (outline_index != 0) { ofNextContour(true); } outline[outline_index] = outline[outline_index].getResampledByCount(100); auto vertices = outline[outline_index].getVertices(); for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) { auto point = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(string{ charactors[char_index] }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[char_index] }) * 0.5, 0); int len = glm::length(point); auto noise_value = ofNoise(location.x, location.y, len * 0.005, ofGetFrameNum() * 0.008); if (noise_value <= 0.35) { auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value, 0.0, 0.35, -PI, 0), glm::vec3(0, 0, 1)); point = glm::vec4(point, 0) * rotation_z; ofVertex(glm::vec3(point)); } else if (noise_value >= 0.65) { auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value, 0.65, 1.0, 0, PI), glm::vec3(0, 0, 1)); point = glm::vec4(point, 0) * rotation_z; ofVertex(glm::vec3(point)); } else { ofVertex(glm::vec3(point)); } } } ofEndShape(true); ofPopMatrix(); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |