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Noise関数に角度 + フラーム番号を引数に渡して、伝達するようにしました。
Noisy is transmitted.
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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) {}; ofEasyCam cam; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofBackground(0); ofSetWindowTitle("Insta"); ofEnableDepthTest(); ofNoFill(); ofSetLineWidth(2); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); int deg_span = 10; float radius = 0; float radius_default = 30; float radius_span = 5; int layer = 12; float x, y, z; float noise_value; for (int deg = 0; deg < 360 - deg_span; deg += deg_span) { radius = radius_default; for (int i = 0; i < layer; i++) { noise_value = ofNoise(i, deg * 0.005 + ofGetFrameNum() * 0.015); ofSetColor(255, 255 * noise_value); if (noise_value < 0.8) { noise_value = 0.8; } ofBeginShape(); for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg += 1) { x = radius * cos(tmp_deg * DEG_TO_RAD); y = radius * sin(tmp_deg * DEG_TO_RAD); z = noise_value * 40; ofVertex(x, y, z); } for (int tmp_deg = deg + deg_span; tmp_deg >= deg; tmp_deg -= 1) { x = (radius + radius_span) * cos(tmp_deg * DEG_TO_RAD); y = (radius + radius_span) * sin(tmp_deg * DEG_TO_RAD); z = noise_value * 40; ofVertex(x, y, z); } ofEndShape(true); radius += radius_span; } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |