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日食。
Solar eclipse.
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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 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) {}; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofBackground(0); ofSetWindowTitle("Insta"); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { float radius = 180; float circle_weight = 180; float x, y; float noise_value; ofColor body_color; ofTranslate(ofGetWidth() / 2, ofGetHeight() / 2); for (int color_value = 0; color_value < 240; color_value += 80) { body_color.setHsb(color_value, 255, 255); ofSetColor(body_color); ofBeginShape(); for (float deg = 0; deg <= 360; deg += 1) { x = radius * cos(deg * DEG_TO_RAD); y = radius * sin(deg * DEG_TO_RAD); noise_value = ofNoise(x * 0.05, y * 0.05, color_value, ofGetFrameNum() * 0.025); if (noise_value > 0.01) { x = (radius + (circle_weight * noise_value)) * cos(deg * DEG_TO_RAD); y = (radius + (circle_weight * noise_value)) * sin(deg * DEG_TO_RAD); } else { noise_value = 0.01; x = (radius + (circle_weight * noise_value)) * cos(deg * DEG_TO_RAD); y = (radius + (circle_weight * noise_value)) * sin(deg * DEG_TO_RAD); } ofVertex(x, y); } for (float deg = 360; deg >= 0; deg -= 1) { x = radius * cos(deg * DEG_TO_RAD); y = radius * sin(deg * DEG_TO_RAD); ofVertex(x, y); } ofEndShape(); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |