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絵文字って丸いよね…と思いついて、物理演算(ofxBox2d)とコラボさせてみました😁
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#pragma once #include "ofMain.h" #include "ofxBox2d.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) {}; ofTrueTypeFont font; ofxBox2d box2d; vector<shared_ptr<ofxBox2dCircle>> circles; vector<ofColor> circles_color; vector<string> words; ofxBox2dEdge eage_1, eage_2; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("Insta"); ofBackground(239); ofTrueTypeFontSettings font_settings("fonts/EmojiSymbols-Regular.ttf", 30); font_settings.antialiased = true; font_settings.addRanges(ofAlphabet::Emoji); this->font.load(font_settings); this->box2d.init(); this->box2d.setGravity(0, 5); this->box2d.createBounds(); this->box2d.setFPS(60); this->box2d.registerGrabbing(); this->eage_1 = ofxBox2dEdge(); this->eage_1.addVertex(ofGetWidth() / 2 - 150, ofGetHeight() / 2 + 100); this->eage_1.addVertex(ofGetWidth() / 2, ofGetHeight() / 2); this->eage_1.create(this->box2d.getWorld()); this->eage_2 = ofxBox2dEdge(); this->eage_2.addVertex(ofGetWidth() / 2 + 150, ofGetHeight() / 2 + 100); this->eage_2.addVertex(ofGetWidth() / 2, ofGetHeight() / 2); this->eage_2.create(this->box2d.getWorld()); } //-------------------------------------------------------------- void ofApp::update() { if (ofGetFrameNum() % 10 == 0) { float radius = 15; auto circle = make_shared<ofxBox2dCircle>(); circle->setPhysics(1.0, 0.63, 0.1); circle->setup(this->box2d.getWorld(), ofRandom(ofGetWidth() * 0.5 - 50, ofGetWidth() * 0.5 + 50), 15, radius); this->circles.push_back(circle); ofColor circle_color; circle_color.setHsb(ofRandom(255), 255, 239); this->circles_color.push_back(circle_color); vector<string> emojis = { u8"😁", u8"😍", u8"😂", u8"😱", u8"😎" }; this->words.push_back(emojis[(int)ofRandom(emojis.size())]); } this->box2d.update(); } //-------------------------------------------------------------- void ofApp::draw() { for (int i = 0; i < this->circles.size(); i++) { ofPushMatrix(); ofTranslate(this->circles[i]->getPosition().x, this->circles[i]->getPosition().y); ofRotate(this->circles[i]->getRotation()); ofSetColor(this->circles_color[i]); this->font.drawString(this->words[i], -15, 15); ofPopMatrix(); } ofSetColor(39); this->eage_1.draw(); this->eage_2.draw(); } //======================================================================== int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |