[ Video ]
[ About ]
乱気流。
[ 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 base_mesh, draw_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 |
#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(30); ofSetWindowTitle("openFrameworks"); ofBackground(0); ofSetLineWidth(0.5); ofEnableDepthTest(); auto ico_sphere = ofIcoSpherePrimitive(250, 4); this->base_mesh = ico_sphere.getMesh(); this->draw_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); this->draw_mesh.clear(); auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); for (int k = 0; k < 1; k++) { for (auto v : this->base_mesh.getVertices()) { for (int i = 0; i < 16; i++) { auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0025, noise_seed.x + ofGetFrameNum() * 0.015)), 0, 1, -15, 15) * (float)DEG_TO_RAD, glm::vec3(1, 0, 0)); auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0025, noise_seed.y + ofGetFrameNum() * 0.015)), 0, 1, -15, 15) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0)); auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0025, noise_seed.z + ofGetFrameNum() * 0.015)), 0, 1, -15, 15) * (float)DEG_TO_RAD, glm::vec3(0, 0, 1)); v = glm::vec4(v, 0) * rotation_z * rotation_y * rotation_x; this->draw_mesh.addVertex(v); this->draw_mesh.addColor(ofColor(255)); if (i > 0) { this->draw_mesh.addIndex(this->draw_mesh.getNumVertices() - 1); this->draw_mesh.addIndex(this->draw_mesh.getNumVertices() - 2); } } } } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 1.6666666666666666); this->draw_mesh.draw(); ofSetColor(0); ofDrawSphere(245); this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |