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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(25); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); ofSetCircleResolution(60); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); float start_radius = 150; float end_radius = 600; ofFill(); ofSetColor(39); for (float deg = 0; deg < 360; deg += 3) { for (float radius = start_radius; radius < end_radius; radius += 1) { auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); auto noise_location = glm::vec2(cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD)); auto noise_value = ofNoise(glm::vec3(noise_location * 10, radius * 0.025 + ofGetFrameNum() * 0.1)); if (noise_value < 0.5) { ofDrawCircle(location, 3); } } } for (float deg = 0; deg < 360; deg += 0.5) { ofDrawCircle(glm::vec2((start_radius - 8) * cos(deg * DEG_TO_RAD), (start_radius - 8) * sin(deg * DEG_TO_RAD)), 3); } ofSetColor(239); for (float deg = 0; deg < 360; deg += 3) { for (float radius = start_radius; radius < end_radius; radius += 1) { auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); auto noise_location = glm::vec2(cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD)); auto noise_value = ofNoise(glm::vec3(noise_location * 10, radius * 0.025 + ofGetFrameNum() * 0.1)); if (noise_value < 0.5) { ofDrawCircle(location, 1); } } } for (float deg = 0; deg < 360; deg += 0.5) { ofDrawCircle(glm::vec2((start_radius - 8) * cos(deg * DEG_TO_RAD), (start_radius - 8) * sin(deg * DEG_TO_RAD)), 1); } /* int start = 25; if (ofGetFrameNum() > start) { ostringstream os; os << setw(4) << setfill('0') << ofGetFrameNum() - start; ofImage image; image.grabScreen(0, 0, ofGetWidth(), ofGetHeight()); image.saveImage("image/cap/img_" + os.str() + ".jpg"); if (ofGetFrameNum() - start >= 25 * 20) { std::exit(1); } } */ } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |