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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) {}; ofTrueTypeFont font; ofEasyCam cam; float random_seed; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofSetLineWidth(3); ofEnableDepthTest(); this->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { if (ofGetFrameNum() % 40 < 1) { this->random_seed = ofRandom(1000); } ofSeedRandom(this->random_seed); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 1.44); string word = "01234567"; auto number_of_sphere = 350; vector<glm::vec3> location_list; vector<float> radius_list; while (location_list.size() < number_of_sphere) { auto location = glm::vec3(ofRandom(-250, 250), ofRandom(-250, 250), ofRandom(-250, 250)); auto radius = ofRandom(10, 70); bool flag = true; for (int i = 0; i < location_list.size(); i++) { if (glm::distance(location, location_list[i]) < (radius + radius_list[i])) { flag = false; break; } } if (flag) { location_list.push_back(location); radius_list.push_back(radius); } } int count = 0; while (true) { auto all = true; for (int i = 0; i < location_list.size(); i++) { auto flag = true; for (int k = 0; k < location_list.size(); k++) { if (i == k) { continue; } if (glm::distance(location_list[i], location_list[k]) < (radius_list[i] + radius_list[k])) { flag = false; } } if (flag) { radius_list[i] += 1; all = false; break; } } if (all) { break; } count++; } ofColor color; auto param = ofGetFrameNum() % 40 < 5 ? 0.2 : ofGetFrameNum() % 40 < 15 ? ofMap(ofGetFrameNum() % 40, 5, 15, 0.2, 1) : 1; for (int i = 0; i < location_list.size(); i++) { color.setHsb(ofRandom(255), 150, 255); int word_index = radius_list[i] > 30 ? word.size() - 1 : ofMap(radius_list[i], 8, 30, 0, word.size() - 1); ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false); vector<ofPolyline> outline = chara_path.getOutline(); auto angle = glm::vec3(ofRandom(-PI * 0.5, PI * 0.5), ofRandom(-PI * 0.5, PI * 0.5), ofRandom(-PI * 0.5, PI * 0.5)); auto rotation_x = glm::rotate(glm::mat4(), angle.x, glm::vec3(1, 0, 0)); auto rotation_y = glm::rotate(glm::mat4(), angle.y, glm::vec3(0, 1, 0)); auto rotation_z = glm::rotate(glm::mat4(), angle.z, glm::vec3(0, 0, 1)); ofSetColor(color); ofFill(); ofBeginShape(); for (int outline_index = 0; outline_index < outline.size(); outline_index++) { ofNextContour(true); outline[outline_index] = outline[outline_index].getResampledByCount(150); vector<glm::vec3> vertices = outline[outline_index].getVertices(); for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) { glm::vec3 vertex = location_list[i] + glm::vec4(((vertices[vertices_index] - glm::vec2(25, -25)) / 50) * radius_list[i] * 1.5 * param, 0) * rotation_z * rotation_y * rotation_x; ofVertex(vertex); } } ofEndShape(true); ofSetColor(0); ofNoFill(); ofBeginShape(); for (int outline_index = 0; outline_index < outline.size(); outline_index++) { ofNextContour(true); outline[outline_index] = outline[outline_index].getResampledByCount(150); vector<glm::vec3> vertices = outline[outline_index].getVertices(); for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) { glm::vec3 vertex = location_list[i] + glm::vec4(((vertices[vertices_index] - glm::vec2(25, -25)) / 50) * radius_list[i] * 1.5 * param, 0) * rotation_z * rotation_y * rotation_x; ofVertex(vertex); } } ofEndShape(true); } this->cam.end(); /* int start = 1; if (ofGetFrameNum() > start) { ostringstream os; os << setw(4) << setfill('0') << ofGetFrameNum() - start; ofImage image; image.grabScreen(0, 0, ofGetWidth(), ofGetHeight()); image.saveImage("image/cap/img_" + os.str() + ".jpg"); if (ofGetFrameNum() - start >= 25 * 20) { std::exit(1); } } */ } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |