/// <summary>
/// Gets a serialized version of the mesh that can be used to recreate it later.
/// </summary>
/// <param name="includeBuffer">
/// True if serialized data should include the full buffer size. Otherwise the buffers will
/// be stripped and the smallest possible serialized data returned.
/// </param>
/// <returns>A serialized version of the mesh.</returns>
public byte[] GetSerializedData(bool includeBuffer)
{
if (IsDisposed)
{
return(null);
}
// Design note: This is implemented using interop calls
// bacause it is so much easier and faster to serialize in C++
// than in C#.
IntPtr ptr = IntPtr.Zero;
int dataSize = 0;
if (!PolyMeshDetailEx.rcpdGetSerializedData(this
, includeBuffer
, ref ptr
, ref dataSize))
{
return(null);
}
byte[] result = UtilEx.ExtractArrayByte(ptr, dataSize);
NMGenEx.nmgFreeSerializationData(ref ptr);
return(result);
}
/// <summary>
/// Gets a serialized version of the mesh that can be used to
/// recreate it later.
/// </summary>
/// <param name="includeBuffer">
/// True if serialized data should include the full buffer size. Otherwise the unused
/// portion of the buffers will removed and the smallest possible serialized data returned.
/// </param>
/// <returns>A serialized version of the mesh.</returns>
public byte[] GetSerializedData(bool includeBuffer)
{
if (IsDisposed)
{
return(null);
}
// Design note: This is implemented using an interop call
// rather than local code bacause it is much more easier to
// serialize in C++ than it is in C#.
IntPtr ptr = IntPtr.Zero;
int dataSize = 0;
if (!PolyMeshEx.rcpmGetSerializedData(ref root
, mMaxVerts
, mWalkableHeight
, mWalkableRadius
, mWalkableStep
, includeBuffer
, ref ptr
, ref dataSize))
{
return(null);
}
byte[] result = UtilEx.ExtractArrayByte(ptr, dataSize);
NMGenEx.nmgFreeSerializationData(ref ptr);
return(result);
}
/// <summary>
/// Set the area of all triangles with a slope above the specified value to
/// <see cref="NullArea"/>.
/// </summary>
/// <param name="context">The context to use duing the operation.</param>
/// <param name="mesh">The source mesh.</param>
/// <param name="walkableSlope">The maximum walkable slope.</param>
/// <param name="areas">
/// The areas associated with each triangle. [Length: >= mesh.triCount] (In/Out)
/// </param>
/// <returns>True if the operation was successful.</returns>
public static bool ClearUnwalkableTriangles(BuildContext context, TriangleMesh mesh
, float walkableSlope
, byte[] areas)
{
if (mesh == null ||
context == null ||
areas == null || areas.Length < mesh.triCount)
{
return(false);
}
NMGenEx.nmgClearUnwalkableTriangles(context.root
, walkableSlope
, mesh.verts
, mesh.vertCount
, mesh.tris
, mesh.triCount
, areas);
return(true);
}
