private void AddMesh(Model3DGroup group, render_model.ModelSection part, render_model.ModelSection.Submesh submesh, bool force)
{
try
{
var geom = new MeshGeometry3D();
var iList = ModelFunctions.GetTriangleList(part.Indices, submesh.FaceIndex, submesh.FaceCount, mode.IndexInfoList[part.FacesIndex].FaceFormat);
int min = iList.Min();
int max = iList.Max();
for (int i = 0; i < iList.Count; i++)
{
iList[i] -= min;
}
var vArray = new Vertex[(max - min) + 1];
Array.Copy(part.Vertices.ToArray(), min, vArray, 0, (max - min) + 1);
foreach (var vertex in vArray)
{
if (vertex == null)
{
continue;
}
VertexValue pos, tex, norm;
vertex.TryGetValue("position", 0, out pos);
vertex.TryGetValue("texcoords", 0, out tex);
geom.Positions.Add(new Point3D(pos.Data.x, pos.Data.y, pos.Data.z));
geom.TextureCoordinates.Add(new System.Windows.Point(tex.Data.x, 1f - tex.Data.y));
if (vertex.TryGetValue("normal", 0, out norm))
{
geom.Normals.Add(new Vector3D(norm.Data.x, norm.Data.y, norm.Data.z));
}
}
foreach (var index in iList)
{
geom.TriangleIndices.Add(index);
}
GeometryModel3D modeld = new GeometryModel3D(geom, shaders[submesh.ShaderIndex])
{
BackMaterial = shaders[submesh.ShaderIndex]
};
group.Children.Add(modeld);
}
catch (Exception ex) { if (!force)
{
throw ex;
}
}
}
private void AddCopy(Model3DGroup newGroup, Model3DGroup oldGroup, render_model.ModelSection part, int submeshIndex, bool force)
{
try
{
GeometryModel3D modeld = new GeometryModel3D();
modeld.Geometry = ((GeometryModel3D)oldGroup.Children[submeshIndex]).Geometry;
modeld.Material = modeld.BackMaterial = shaders[part.Submeshes[submeshIndex].ShaderIndex];
newGroup.Children.Add(modeld);
}
catch (Exception ex) { if (!force)
{
throw ex;
}
}
}
