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富士山のSTLを頂点だけ描写。
Mt.Fuji by vertex.
STL:地理院地図3Dより
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#pragma once #include "ofMain.h" #include "ofxAssimpModelLoader.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; ofMesh mesh; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup(){ ofSetFrameRate(0); ofSetWindowTitle("openframeworks"); ofBackground(0); ofEnableDepthTest(); ofxAssimpModelLoader model_loader; model_loader.loadModel("fuji.stl"); this->mesh = model_loader.getMesh(0); for (auto& vertex : this->mesh.getVertices()) { vertex -= glm::vec3(75, 0, 75); auto value = ofMap(vertex.y, 186.56, 100, 255, 0); this->mesh.addColor(ofColor(value)); } } //-------------------------------------------------------------- void ofApp::update(){ } //-------------------------------------------------------------- void ofApp::draw(){ this->cam.begin(); ofRotateY(ofGetFrameNum() * 0.5); this->mesh.drawVertices(); this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |