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赤と青と白(背景色)でトリコロールカラー！
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#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) {}; ofEasyCam cam; ofPoint make_point(float radius, float small_radius, float deg, float small_deg); }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofBackground(239); ofSetWindowTitle("Insta"); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(180); float radius = 350; float small_radius = 50; ofPoint start, end; ofSetColor(239, 39, 39); for (int deg = 0; deg <= 360; deg += 1) { start = make_point(radius, small_radius, deg, deg * 8 + ofGetFrameNum()); end = make_point(radius, small_radius, deg + 10, deg * 8 + ofGetFrameNum()); ofDrawLine(start, end); ofDrawSphere(start, 2); ofDrawSphere(end, 2); } ofSetColor(39, 39, 239); for (int deg = 0; deg <= 360; deg += 1) { start = make_point(radius, small_radius, deg, deg * 8 + ofGetFrameNum() + 180); end = make_point(radius, small_radius, deg + 10, deg * 8 + ofGetFrameNum() + 180); ofDrawLine(start, end); ofDrawSphere(start, 2); ofDrawSphere(end, 2); } this->cam.end(); } //-------------------------------------------------------------- ofPoint ofApp::make_point(float radius, float small_radius, float deg, float small_deg) { float x_1 = radius * cos(deg * DEG_TO_RAD); float y_1 = radius * sin(deg * DEG_TO_RAD); float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD); float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD); float x = x_1 + x_2; float y = y_1 + y_2; float z = small_radius * sin(small_deg * DEG_TO_RAD); return ofPoint(x, y, z); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |