/// <summary>
/// The export model.
/// </summary>
/// <param name="writer">The writer.</param>
/// <param name="model">The model.</param>
/// <param name="transform">The transform.</param>
protected override void ExportModel(ObjWriters writer, GeometryModel3D model, Transform3D transform)
{
writer.ObjWriter.WriteLine("o object{0}", this.objectNo++);
writer.ObjWriter.WriteLine("g group{0}", this.groupNo++);
if (this.exportedMaterials.ContainsKey(model.Material))
{
string matName = this.exportedMaterials[model.Material];
writer.ObjWriter.WriteLine("usemtl {0}", matName);
}
else
{
string matName = string.Format("mat{0}", this.matNo++);
writer.ObjWriter.WriteLine("usemtl {0}", matName);
this.ExportMaterial(writer.MaterialsWriter, matName, model.Material, model.BackMaterial);
this.exportedMaterials.Add(model.Material, matName);
}
var mesh = model.Geometry as MeshGeometry3D;
this.ExportMesh(writer.ObjWriter, mesh, Transform3DHelper.CombineTransform(transform, model.Transform));
}
/// <summary>
/// Closes the specified writer.
/// </summary>
/// <param name="writer">The writer.</param>
protected override void Close(ObjWriters writer)
{
writer.ObjWriter.Close();
writer.MaterialsWriter.Close();
}
