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hex rotationg.
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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) {}; void setHexToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height); ofEasyCam cam; ofMesh face, line; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetLineWidth(2); ofEnableDepthTest(); this->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); this->face.clear(); this->line.clear(); for (int z = -2500; z <= 350; z += 50) { this->setHexToMesh(this->face, this->line, glm::vec3(0, 0, z), 300, 3, 50); } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofSetColor(39); this->face.draw(); ofSetColor(200, 39, 39); this->line.drawWireframe(); this->cam.end(); } //-------------------------------------------------------------- void ofApp::setHexToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height) { int index = face_target.getNumVertices(); int deg_start = ofMap(ofNoise(location.z * 0.0005 + ofGetFrameNum() * 0.008), 0, 1, 0, 360 * 2); int deg_end = deg_start + 360; int deg_span = 60; for (int deg = deg_start; deg < deg_end; deg += deg_span) { auto face_index = face_target.getNumVertices(); vector<glm::vec3> vertices; vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5)); vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * -0.5)); vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * 0.5)); vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5)); vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5)); vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * -0.5)); vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * 0.5)); vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5)); for (auto& vertex : vertices) { vertex += location; } face_target.addVertices(vertices); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); auto frame_index = frame_target.getNumVertices(); frame_target.addVertices(vertices); frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7); frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 7); frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |
[ Link ]
https://github.com/junkiyoshi/Insta20210525