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異なるノイズ。
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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; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofSetColor(255); ofNoFill(); ofSetCircleResolution(72); ofSetLineWidth(1.5); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(270); auto radius = 300; for (auto deg = 0; deg < 360 * 10; deg += 10) { auto location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), ofMap(deg, 0, 360 * 10, -1200, 1200)); ofPushMatrix(); ofTranslate(location); ofRotateX(90); ofRotateY(deg + 90); for (auto small_radius = 4; small_radius <= 20; small_radius += 8) { small_radius == 4 ? ofFill() : ofNoFill(); auto noise_value = ofNoise(small_radius * 1000, deg * 0.0005 + ofGetFrameNum() * 0.0025); if (noise_value > 0.3 && noise_value < 0.4) { auto rotate = ofMap(noise_value, 0.3, 0.4, -180, 180); ofRotateX(rotate); } ofDrawCircle(glm::vec2(), small_radius); } ofPopMatrix(); } this->cam.end(); /* int start = 500; 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()); } |