[ Video ]
[ About ]
p5.jsで体験した#NEORT ワークショップの内容をopenFrameworksで復習。
Review the contents of the workshop I experienced yesterday.
[ 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 25 26 |
#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) {}; vector<ofColor> color_list; void draw_arc(glm::vec2 location, float radius, int start_deg, int stop_deg); }; |
|
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 |
#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofColor color; color.setHex(0xD7E8DC); ofBackground(color); color.setHex(0x0E8BAD); this->color_list.push_back(color); color.setHex(0x3B6469); this->color_list.push_back(color); color.setHex(0xCA6A4A); this->color_list.push_back(color); color.setHex(0xBD2831); this->color_list.push_back(color); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { int span = 72; int radius = 30; for (int x = span * 0.5; x < ofGetWidth() + span * 0.5; x += span) { for (int y = span * 0.5; y < ofGetHeight() + span * 0.5; y += span) { int identity = ofRandom(1000); identity = identity / 60 * 60; int rotate_param = ofRandom(4) + (identity + ofGetFrameNum()) / 240; int identity_param = (identity + ofGetFrameNum()) % 240; int add_rotate = identity_param < 210 ? 0 : ofMap(identity_param, 210, 240, 0, 90); ofPushMatrix(); ofTranslate(x, y); ofRotate(rotate_param * 90 + add_rotate); int color_index = ofRandom(this->color_list.size()); ofSetColor(this->color_list[color_index]); this->draw_arc(glm::vec2(), radius, 0, 270); ofPopMatrix(); } } for (int i = 0; i < 6000; i++) { float x = ofRandom(ofGetWidth()); float y = ofRandom(ofGetHeight()); ofSetColor(255, 32); ofDrawCircle(x, y, 0.5); } } //-------------------------------------------------------------- void ofApp::draw_arc(glm::vec2 location, float radius, int start_deg, int stop_deg) { vector<glm::vec2> vertices; for (int deg = start_deg; deg <= stop_deg; deg++) { vertices.push_back(location + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD))); } vertices.push_back(location); ofFill(); ofBeginShape(); ofVertices(vertices); ofEndShape(true); ofSetColor(39); ofNoFill(); ofBeginShape(); ofVertices(vertices); ofEndShape(true); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |