getGLModelForOBJModel.pde

GLModel getGLModelForOBJModel (OBJModel model) {
    GLModel model = model;
    model.enableDebug();
    
    glmodel = new GLModel(this, model.getFaceCount() * 3, TRIANGLES, GLModel.DYNAMIC);
    
    // copy vertices from OBJModel to GLModel
    glmodel.beginUpdateVertices();   
    int index = 0;
    float maxX = 0;
    for (int f = 0; f < model.getFaceCount(); f++) {
      PVector[] fverts = model.getFaceVertices(f);
      for (int v = 0; v < fverts.length; v++) {
        glmodel.updateVertex(index++, fverts[v].x, fverts[v].y, fverts[v].z);
        if (fverts[v].x > maxX) maxX = fverts[v].x;
      }
    }
    glmodel.endUpdateVertices();
    
    // copy normals from OBJModel to GLModel
    glmodel.initNormals();
    glmodel.beginUpdateNormals();   
    index = 0;
    for (int s = 0; s < model.getSegmentCount(); s++) {
        Segment segment = model.getSegment(s);
        Face[] faces = segment.getFaces();
    
        for (int i = 0; i < faces.length; i++) {
            PVector[] vs = faces[i].getVertices();
            PVector[] ns = faces[i].getNormals();
        
            for (int k = 0; k < vs.length; k++) {
                glmodel.updateNormal(index++, ns[k].x, ns[k].y, ns[k].z);
            }
        }
      
    }
    glmodel.endUpdateNormals();
    return glmodel; 
}