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ofTrueTypeFontから取得した座標をglm::rotateでグネグネさせる
Rotate point from ofTrueTypeFont by glm::rotate.
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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; ofTrueTypeFont font; vector<glm::vec3> locations; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetColor(39); ofEnableDepthTest(); this->font.loadFont("fonts/Kazesawa-Bold.ttf", 450, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(180); string word = "KIYOSHI"; for (int y = -1000; y <= 1000; y += 500) { float noise_seed_x = ofRandom(1000); float noise_seed_y = ofRandom(1000); auto path_list = this->font.getStringAsPoints(word, true, false); for (int point_index = 0; point_index < path_list.size(); point_index++) { auto outline = path_list[point_index].getOutline(); 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, y + vertices[vertices_index].y + this->font.stringHeight(word) * 0.5, 0); auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.008 + (location.y + y) * 0.0005), 0, 1, -PI * 0.5, PI * 0.5), glm::vec3(0, 1, 0)); location = glm::vec4(location, 0) * rotation_y; ofVertex(location); } } ofEndShape(true); } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |