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Word Ball.
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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) {}; ofEasyCam cam; vector<ofPath> path_list; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); ofSetLineWidth(1.5); ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER); ofEnableDepthTest(); ofTrueTypeFont font; font.loadFont("fonts/Kazesawa-Bold.ttf", 28, true, true, true); string word = "CREATIVECODING"; for (int i = 0; i < (int)word.size(); i++) { this->path_list.push_back(font.getCharacterAsPoints(word[i], true, false)); } } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofFill(); ofSetColor(39); ofDrawSphere(glm::vec3(), 180); for (int k = 0; k < 50; k++) { auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0025); auto radius = 180.f; if (noise_value > 0.88) { radius = ofMap(noise_value, 0.88, 1, 180, 650); } ofRotateX(ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.002), 0, 1, 0, 360)); ofRotateZ(ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.002), 0, 1, 0, 360)); for (int deg = 0; deg < 360; deg += 5) { auto location = glm::vec3(0, 0, -radius); auto rotation_y = glm::rotate(glm::mat4(), (float)(deg * DEG_TO_RAD), glm::vec3(0, 1, 0)); location = glm::vec4(location, 0) * rotation_y; ofPushMatrix(); ofTranslate(location); ofRotateY(180 - deg); ofRotateX(180); int noise_index = ofMap(ofNoise(location.x * 0.008, location.y * 0.008, location.z * 0.008, ofGetFrameNum() * 0.005), 0, 1, 0, path_list.size()); int tmp_size = (2 * radius * PI) / 72; auto outline = path_list[noise_index].getOutline(); ofSetColor(239); ofFill(); ofBeginShape(); for (int line_index = 0; line_index < outline.size(); line_index++) { if (line_index != 0) { ofNextContour(true); } auto vertices = outline[line_index].getVertices(); for (int i = 0; i < vertices.size(); i++) { ofVertex((vertices[i] / 28 * tmp_size) + glm::vec2(tmp_size * -0.5, tmp_size * 0.5)); } } ofEndShape(true); ofSetColor(39); ofNoFill(); ofBeginShape(); for (int line_index = 0; line_index < outline.size(); line_index++) { if (line_index != 0) { ofNextContour(true); } auto vertices = outline[line_index].getVertices(); for (int i = 0; i < vertices.size(); i++) { ofVertex((vertices[i] / 28 * tmp_size) + glm::vec2(tmp_size * -0.5, tmp_size * 0.5)); } } ofEndShape(true); ofPopMatrix(); } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |