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Noise関数で0から9までの数字を変化。
ofTrueTypeFont.getStringAsPoints()で文字座標を取得する。
Change the numbers from 0 to 9 with the Noise function.
Get the character coordinates with ofTrueTypeFont.getStringAsPoints().
[ Source ]
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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) {}; ofEasyCam cam; ofTrueTypeFont font; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(0.5); ofEnableDepthTest(); this->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(180); ofTranslate(-25, 25); vector<string> word_list = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", }; auto noise_seed = ofRandom(1000); for(int z = -300; z <= 300; z += 11) { int word_index = (int)ofMap(ofNoise(noise_seed, z * 0.0005 + ofGetFrameNum() * 0.01), 0, 1, 0, word_list.size() * 2) % word_list.size(); auto word = word_list[word_index]; int sample_count = 200; vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false); for (int word_index = 0; word_index < word_path.size(); word_index++) { vector<ofPolyline> outline = word_path[word_index].getOutline(); for (int outline_index = 0; outline_index < outline.size(); outline_index++) { outline[outline_index] = outline[outline_index].getResampledByCount(sample_count); vector<glm::vec3> vertices = outline[outline_index].getVertices(); vector<glm::vec3> mesh_vertices; vector<glm::vec3> base_location_list; vector<glm::highp_mat4x4> rotate_vertices; for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) { auto base_location = glm::vec3(0, 0, z); base_location += glm::vec3(this->font.stringWidth(word_list[word_index]) * 0.5, this->font.stringHeight(word_list[word_index]) * 0.5, 0); auto location = vertices[vertices_index] - glm::vec2(this->font.stringWidth(word_list[word_index]) * 0.5, this->font.stringHeight(word_list[word_index]) * 0.5); mesh_vertices.push_back(location); base_location_list.push_back(base_location); } ofMesh face, line; line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); for (int k = 0; k < mesh_vertices.size(); k++) { face.addVertex(base_location_list[k] + glm::vec3(mesh_vertices[k] - glm::vec3(0, 0, 5))); face.addVertex(base_location_list[k] + glm::vec3(mesh_vertices[k] + glm::vec3(0, 0, 5))); line.addVertex(base_location_list[k] + glm::vec3(mesh_vertices[k] - glm::vec3(0, 0, 5))); line.addVertex(base_location_list[k] + glm::vec3(mesh_vertices[k] + glm::vec3(0, 0, 5))); if (k > 0) { face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(face.getNumVertices() - 4); face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 3); face.addIndex(face.getNumVertices() - 4); line.addIndex(line.getNumVertices() - 1); line.addIndex(line.getNumVertices() - 3); line.addIndex(line.getNumVertices() - 2); line.addIndex(line.getNumVertices() - 4); } } face.addIndex(face.getNumVertices() - 1); face.addIndex(0); face.addIndex(1); face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(2); line.addIndex(line.getNumVertices() - 1); line.addIndex(1); line.addIndex(line.getNumVertices() - 2); line.addIndex(0); ofSetColor(0); face.draw(); ofColor color; color.setHsb(150, 255, 255); ofSetColor(color); line.drawWireframe(); } } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |
[ Link ]
https://github.com/junkiyoshi/Insta20210703
[ Kinako ]