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花見の季節なので、桜の枝っぽいものを描けるようにしました。せっかくなのでSurface + Surface Penで手書き？描写。
色をピンクから緑にしたら海ブドウ描写機能に変身できる気がする…
[ 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) {}; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("Insta"); ofSetBackgroundAuto(false); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { if (ofGetMousePressed() == false) { return; } ofPoint mouse = ofPoint(ofGetMouseX(), ofGetMouseY()); ofPoint prev_mouse = ofPoint(ofGetPreviousMouseX(), ofGetPreviousMouseY()); ofSetColor(39); ofSetLineWidth(20); ofDrawLine(mouse, prev_mouse); if (ofRandom(100) < 50) { ofPoint target = mouse - prev_mouse; target *= 10; ofPushMatrix(); ofTranslate(mouse); ofSetLineWidth(10); ofDrawLine(ofPoint(0, 0), target); ofSetColor(255, 200, 200); for (int f = 0; f < target.length() * 0.5; f++) { ofFill(); ofDrawCircle(target * ofRandom(1) + ofPoint(ofRandom(-30, 30), ofRandom(-30, 30)), 3); } ofPopMatrix(); } } //-------------------------------------------------------------- void ofApp::keyPressed(int key) { if (key == 'c') { ofBackground(39 + 39); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |
[ Link ]
https://github.com/junkiyoshi/Insta20180328