/// <summary>
/// Extracts all triangles from the mesh. (Not efficient.)
/// </summary>
/// <param name="areas">The areas for each triangle.</param>
/// <returns>The triangle mesh data.</returns>
public TriangleMesh ExtractMesh(out byte[] areas)
{
if (this.tris == IntPtr.Zero)
{
areas = null;
return(null);
}
TriangleMesh result = new TriangleMesh();
result.triCount = mTriCount;
result.vertCount = mVertCount;
float[] lverts = new float[mVertCount * 3];
Marshal.Copy(this.verts, lverts, 0, mVertCount * 3);
result.verts = Vector3Util.GetVectors(lverts);
result.tris = new int[mTriCount * 3];
Marshal.Copy(this.tris, result.tris, 0, mTriCount * 3);
areas = new byte[mTriCount];
Marshal.Copy(this.areas, areas, 0, mTriCount);
return(result);
}
private void FillData(PolyMeshDetailData buffer)
{
buffer.vertCount = mVertCount;
buffer.triCount = mTriCount;
buffer.meshCount = mMeshCount;
float[] fverts = new float[mVertCount * 3];
Marshal.Copy(mVerts, fverts, 0, mVertCount * 3);
buffer.verts = Vector3Util.GetVectors(fverts, 0, buffer.verts, 0, mVertCount);
Marshal.Copy(mTris, buffer.tris, 0, mTriCount * 4);
UtilEx.Copy(mMeshes, buffer.meshes, mMeshCount * 4);
}
/// <summary>
/// Returns a copy of the off-mesh connection vertices.
/// </summary>
/// <param name="buffer">
/// The buffer to load the results into. [Length: >= <see cref="ConnCount"/> * 6]
/// </param>
/// <returns>The number of vertices returned, or -1 on error.</returns>
public int GetConnVerts(Vector3[] buffer)
{
if (mConnVerts == IntPtr.Zero ||
buffer == null ||
buffer.Length < mConnCount * 2)
{
return(-1);
}
float[] fverts = new float[mConnCount * 2 * 3];
Marshal.Copy(mConnVerts, fverts, 0, mConnCount * 2 * 3);
Vector3Util.GetVectors(fverts, 0, buffer, 0, mConnCount * 2);
return(mConnCount);
}
/// <summary>
/// Returns a copy of the vertex data for the detail mesh.
/// </summary>
/// <param name="buffer">
/// The buffer to load the results into. [Length: >= <see cref="DetailVertCount"/> * 3]
/// </param>
/// <returns>The number of vertices returned, or -1 on error.</returns>
public int GetDetailVerts(Vector3[] buffer)
{
if (mDetailVerts == IntPtr.Zero ||
buffer == null ||
buffer.Length < mDetailVertCount)
{
return(-1);
}
float[] fverts = new float[mDetailVertCount * 3];
Marshal.Copy(mDetailVerts, fverts, 0, fverts.Length);
Vector3Util.GetVectors(fverts, 0, buffer, 0, mDetailVertCount);
return(mDetailVertCount);
}