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文字の球体。
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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(0); ofSetLineWidth(3); ofEnableDepthTest(); this->font.loadFont("fonts/msgothic.ttc", 50, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 0.7); ofRotateX(ofGetFrameNum() * 1.2); ofColor color; string word = "JunKiyoshi"; for (int i = 0; i < 300; i++) { ofRotateZ(ofRandom(360)); ofRotateY(ofRandom(360)); ofRotateX(ofRandom(360)); auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.05); auto len = noise_value < 0.5 ? 0 : ofMap(noise_value, 0.5, 1, 0, 150); int sample_count = 60; auto hue = ofRandom(255); ofPath chara_path = this->font.getCharacterAsPoints(word[(int)ofRandom(word.size())], true, false); vector<ofPolyline> outline = chara_path.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; for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) { auto base_location = glm::vec3(0, 0, -150); auto location = vertices[vertices_index] - glm::vec3(25, -25, 0); 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] + mesh_vertices[k] + glm::vec3(0, 0, 0)); face.addVertex(base_location_list[k] + mesh_vertices[k] + glm::vec3(0, 0, -len)); line.addVertex(base_location_list[k] + mesh_vertices[k] + glm::vec3(0, 0, 0)); line.addVertex(base_location_list[k] + mesh_vertices[k] + glm::vec3(0, 0, -len)); 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); color.setHsb(hue, 150, 230); ofSetColor(color); face.draw(); color.setHsb(hue, 255, 255); ofSetColor(ofColor(255)); line.drawWireframe(); } } ofSetColor(0); ofDrawSphere(145); this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |