[ Video ]
[ About ]
円を結ぶ。
[ Source ]
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 |
#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) {}; float random_seed; vector<glm::vec2> location_list; vector<float> radus_list; }; |
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 |
#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openframeworks"); ofBackground(160, 216, 239); ofNoFill(); ofSetLineWidth(2); ofSetCircleResolution(72); this->random_seed = ofRandom(1000); } //-------------------------------------------------------------- void ofApp::update() { if (ofGetFrameNum() % 60 < 5) { this->random_seed = ofRandom(1000); } ofSeedRandom(this->random_seed); } //-------------------------------------------------------------- void ofApp::draw() { ofPushMatrix(); ofTranslate(ofGetWindowSize() * 0.5); vector<ofColor> color_palette; color_palette.push_back(ofColor(255, 0, 0)); color_palette.push_back(ofColor(0, 255, 0)); color_palette.push_back(ofColor(0, 0, 255)); color_palette.push_back(ofColor(255, 255, 0)); color_palette.push_back(ofColor(255, 0, 255)); color_palette.push_back(ofColor(0, 255, 255)); auto number_of_sphere = 200; vector<glm::vec2> location_list; vector<float> radius_list; while (location_list.size() < number_of_sphere) { auto location = glm::vec2(ofRandom(-300, 300), ofRandom(-300, 300)); auto radius = ofRandom(8, 50); bool flag = true; for (int i = 0; i < location_list.size(); i++) { if (glm::distance(location, location_list[i]) < (radius + radius_list[i])) { flag = false; break; } } if (flag) { location_list.push_back(location); radius_list.push_back(radius); } } ofSetColor(239, 238, 228); ofSetColor(103, 116, 124); int count = 0; while (true) { auto all = true; for (int i = 0; i < location_list.size(); i++) { auto flag = true; for (int k = 0; k < location_list.size(); k++) { if (i == k) { continue; } if (glm::distance(location_list[i], location_list[k]) <= (radius_list[i] + radius_list[k])) { ofSetLineWidth(1); ofDrawLine(location_list[i], location_list[k]); flag = false; } } if (flag) { radius_list[i] += 1; all = false; break; } } if (all) { break; } count++; } for (int i = 0; i < location_list.size(); i++) { auto param = ofGetFrameNum() % 60 < 5 ? 0.2 : ofGetFrameNum() % 60 < 15 ? ofMap(ofGetFrameNum() % 60, 5, 15, 0.2, 0.7) : 0.7; ofSetLineWidth(3); ofSetColor(239, 238, 228); ofNoFill(); ofDrawCircle(location_list[i], radius_list[i] * param); ofSetColor(103, 116, 124); ofFill(); ofDrawCircle(location_list[i], 5); } ofPopMatrix(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |