public void GetPathMaterialOk()
        {
            ObjMaterialsLoader objMaterialLoader = new ObjMaterialsLoader();

            objMaterialLoader.SetDirectoryPathMaterial(_fullMaterialPath);
            string pathMaterial = objMaterialLoader.MaterialPath("\\cubotexturacaja.mtl");

            Assert.IsTrue(File.Exists(pathMaterial));
        }
        public void LoadObjMaterialFromFileOk()
        {
            TGCObjLoader tgcObjLoader = new TGCObjLoader();
            var          lines        = File.ReadAllLines(_fullMaterialPath);

            tgcObjLoader.GetListOfMaterials(lines, _fullMaterialPath);
            ObjMaterialsLoader objMaterialLoader = new ObjMaterialsLoader();

            objMaterialLoader.LoadMaterialsFromFiles(_fullMaterialPath, tgcObjLoader.ListMtllib);
            Assert.NotNull(objMaterialLoader.ListObjMaterialMesh.First());
        }