/// <summary>
/// Voxelizes the triangles from the provided <see cref="ChunkyTriMesh"/> into the
/// heightfield.
/// </summary>
/// <remarks>
/// <para>
/// The chunks that are voxelized is controled by the bounds parameters.
/// </para>
/// </remarks>
/// <param name="context">The build context.</param>
/// <param name="mesh">The mesh.</param>
/// <param name="boundsMin">The minimum bounds for the mesh query.</param>
/// <param name="boundsMax">The maximum bounds for the mesh query.</param>
/// <param name="flagMergeThreshold">
/// The distance where the walkable flag is favored over the non-walkable flag.
/// [Limit: >= 0] [Normal: 1]
/// </param>
/// <returns>True if the operation was successful.</returns>
public bool AddTriangles(BuildContext context, ChunkyTriMesh mesh
, Vector3 boundsMin, Vector3 boundsMax
, int flagMergeThreshold)
{
if (IsDisposed || mesh == null || mesh.IsDisposed)
{
return(false);
}
List <ChunkyTriMeshNode> nodeList = new List <ChunkyTriMeshNode>();
int triCount = mesh.GetChunks(boundsMin.x, boundsMin.z
, boundsMax.x, boundsMax.z
, nodeList);
if (triCount == 0)
{
return(true);
}
return(HeightfieldEx.nmhfRasterizeNodes(context.root
, mesh.verts
, mesh.tris
, mesh.areas
, nodeList.ToArray()
, nodeList.Count
, root
, flagMergeThreshold));
}
private void UpdateSubdivide()
{
mIter = 0;
while (mStack.Count > 0 && mIter < mNodeIterations)
{
Subdivide c = mStack.Peek().Build(buildData);
if (c == null)
{
// Finished.
buildData.Return(mStack.Pop());
}
else
{
// New sub-divide.
mStack.Push(c);
}
mIter++;
}
if (mStack.Count == 0)
{
mMesh = new ChunkyTriMesh(mVerts
, mVertCount
, buildData.tris
, buildData.areas
, mTriCount
, buildData.nodes
, buildData.curNode);
buildData.Reset(); // Release references.
mState = BuildState.Complete;
}
}
internal InputGeometry(ChunkyTriMesh mesh, Vector3 boundsMin, Vector3 boundsMax)
{
mBoundsMin = boundsMin;
mBoundsMax = boundsMax;
mMesh = mesh;
}
/// <summary>
/// Voxelizes the triangles from the provided <see cref="ChunkyTriMesh"/> into the
/// heightfield.
/// </summary>
/// <remarks>
/// <para>
/// The chunks that are voxelized is controled by the bounds parameters.
/// </para>
/// </remarks>
/// <param name="context">The build context.</param>
/// <param name="mesh">The mesh.</param>
/// <param name="boundsMin">The minimum bounds for the mesh query.</param>
/// <param name="boundsMax">The maximum bounds for the mesh query.</param>
/// <param name="flagMergeThreshold">
/// The distance where the walkable flag is favored over the non-walkable flag.
/// [Limit: >= 0] [Normal: 1]
/// </param>
/// <returns>True if the operation was successful.</returns>
public bool AddTriangles(BuildContext context, ChunkyTriMesh mesh
, Vector3 boundsMin, Vector3 boundsMax
, int flagMergeThreshold)
{
if (IsDisposed || mesh == null || mesh.IsDisposed)
return false;
List<ChunkyTriMeshNode> nodeList = new List<ChunkyTriMeshNode>();
int triCount = mesh.GetChunks(boundsMin.x, boundsMin.z
, boundsMax.x, boundsMax.z
, nodeList);
if (triCount == 0)
return true;
return HeightfieldEx.nmhfRasterizeNodes(context.root
, mesh.verts
, mesh.tris
, mesh.areas
, nodeList.ToArray()
, nodeList.Count
, root
, flagMergeThreshold);
}