[ Video ]
[ About ]
2000日達成！
2000 Days.
[ Source ]
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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; int font_size; string word; vector<glm::vec2> noise_seed_list; vector<glm::vec2> location_list; vector<ofColor> color_list; vector<glm::vec2> velocity_list; vector<int> word_index_list; vector<ofColor> color_palette; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(255); ofSetLineWidth(2); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY); for (int i = 0; i < 4; i++) { this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000))); } this->font_size = 35; this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true); this->word = "2000Days"; } //-------------------------------------------------------------- void ofApp::update() { int index = 0; auto radius = 200; ofColor color; for (auto& noise_seed : this->noise_seed_list) { auto deg = ofGetFrameNum() * 3 + index * 90; auto next_deg = deg + 3; auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); auto next = glm::vec2(radius * cos(next_deg * DEG_TO_RAD), radius * sin(next_deg * DEG_TO_RAD)); auto distance = location - next; distance *= 1; for (int i = 0; i < 2; i++) { auto future = location + distance * 8; auto random_deg = ofRandom(360); future += glm::vec2(15 * cos(random_deg * DEG_TO_RAD), 15 * sin(random_deg * DEG_TO_RAD)); auto future_distance = future - location; this->location_list.push_back(location); this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance)); color.setHsb(ofRandom(255), 255, 200); this->color_list.push_back(color); this->word_index_list.push_back(ofRandom(this->word.size())); } index++; } for (int i = this->location_list.size() - 1; i > -1; i--) { this->location_list[i] += this->velocity_list[i]; this->velocity_list[i] *= 1.01; if (glm::distance(glm::vec2(), this->location_list[i]) > 1000) { this->location_list.erase(this->location_list.begin() + i); this->velocity_list.erase(this->velocity_list.begin() + i); this->color_list.erase(this->color_list.begin() + i); this->word_index_list.erase(this->word_index_list.begin() + i); } } } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); int index = 0; for (int i = 0; i < this->location_list.size(); i++) { ofPushMatrix(); ofTranslate(this->location_list[i]); auto angle = std::atan2(this->location_list[i].y, this->location_list[i].x); ofRotate(angle * RAD_TO_DEG); ofPath chara_path = this->font.getCharacterAsPoints(this->word[this->word_index_list[i]], true, false); vector<ofPolyline> outline = chara_path.getOutline(); ofFill(); ofSetColor(this->color_list[i], 128); ofBeginShape(); for (int outline_index = 0; outline_index < outline.size(); outline_index++) { if (outline_index != 0) { ofNextContour(true); } auto vertices = outline[outline_index].getResampledByCount(100).getVertices(); for (auto& vertex : vertices) { auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 0); ofVertex(location); } } ofEndShape(true); ofNoFill(); ofSetColor(this->color_list[i]); ofBeginShape(); for (int outline_index = 0; outline_index < outline.size(); outline_index++) { if (outline_index != 0) { ofNextContour(true); } auto vertices = outline[outline_index].getResampledByCount(100).getVertices(); for (auto& vertex : vertices) { auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 0); ofVertex(location); } } ofEndShape(true); ofPopMatrix(); } ofSetColor(0); this->font.drawString(this->word, this->font.stringWidth(this->word) * -0.5, this->font.stringHeight(this->word) * 0.25); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |