[ Video ]
[ About ]
昨日のソースコードから3行ほど変更をしました。
少しの変更でも見た目が大きく変化するのが楽しいです。
I changed about three lines from yesterday’s source code.
It’s fun to see how a small change can make a big difference in appearance.
[ Source ]
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 |
#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) {}; ofEasyCam cam; ofMesh mesh, draw_mesh, line_mesh; }; |
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 |
#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(2); ofEnableDepthTest(); auto ico_sphere = ofIcoSpherePrimitive(300, 3); this->mesh = ico_sphere.getMesh(); } //-------------------------------------------------------------- void ofApp::update() { this->draw_mesh = this->mesh; this->line_mesh = this->mesh; for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) { glm::vec3 vertex = this->draw_mesh.getVertex(i); //auto noise_value = ofNoise(glm::vec4(vertex * 0.003, ofGetFrameNum() * 0.005)); auto noise_value = ofNoise(glm::vec2(i * 0.001, ofGetFrameNum() * 0.008)); ofColor color = ofColor(239); if (noise_value < 0.5) { if (noise_value < 0.4) { vertex = glm::normalize(vertex) * 250; // 0 -> 250 color = ofColor(0); } else { vertex = glm::normalize(vertex) * ofMap(noise_value, 0.4, 0.5, 250, 300); // 0 -> 250 color = ofColor(ofMap(noise_value, 0.4, 0.5, 0, 239)); } } this->draw_mesh.setVertex(i, vertex); this->line_mesh.setVertex(i, vertex); this->draw_mesh.addColor(color); } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(ofGetFrameNum() * 0.37); ofRotateY(ofGetFrameNum() * 0.72); this->draw_mesh.draw(); ofSetColor(0); this->line_mesh.drawWireframe(); this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |