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ぐるぐる回る。
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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; float font_size; ofTrueTypeFont font; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetLineWidth(1.5); ofEnableDepthTest(); this->font_size = 80; this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(180); string word = "CreativeCoding"; auto path_list = font.getStringAsPoints(word, true, false); glm::vec3 param = glm::vec3(0, 1, 0); for (int i = 0; i < 5; i++) { for (auto& path : path_list) { vector<ofPolyline> outline = path.getOutline(); int y = i * 150 - 300; ofPushMatrix(); ofTranslate(0, y, 0); ofSetColor(255); ofFill(); 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 location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, vertices[vertices_index].y + this->font.stringHeight(word) * 0.25, 0); auto angle = ofMap(ofNoise(i, abs(location.x) * 0.00035 + ofGetFrameNum() * 0.01), 0, 1, -PI * 3, PI * 3); auto rotation = glm::rotate(glm::mat4(), angle, param); location = glm::vec4(location, 0) * rotation; ofVertex(location); } } ofEndShape(true); ofSetColor(0); ofNoFill(); 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 location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, vertices[vertices_index].y + this->font.stringHeight(word) * 0.25, 0); auto angle = ofMap(ofNoise(i, abs(location.x) * 0.00035 + ofGetFrameNum() * 0.01), 0, 1, -PI * 3, PI * 3); auto rotation = glm::rotate(glm::mat4(), angle, param); location = glm::vec4(location, 0) * rotation; ofVertex(location); } } ofEndShape(true); ofPopMatrix(); } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |