/// <summary>
/// Builds a detail mesh from the provided polygon mesh.
/// </summary>
/// <param name="context">The context to use for the operation.</param>
/// <param name="polyMesh">The source polygon mesh.</param>
/// <param name="field">The compact heightfield used to build the polygon mesh.</param>
/// <param name="detailSampleDistance">
/// The sample distance to use when sampling the surface height of the polygon mesh.
/// </param>
/// <param name="detailMaxDeviation">
/// The maximum the surface of the detail mesh should deviate from the heightfield data.
/// </param>
/// <returns>A new detail mesh, or null on error.</returns>
public static PolyMeshDetail Build(BuildContext context
, PolyMesh polyMesh, CompactHeightfield field
, float detailSampleDistance, float detailMaxDeviation)
{
if (context == null || polyMesh == null || polyMesh.IsDisposed ||
field == null || field.IsDisposed ||
detailSampleDistance < 0 ||
detailMaxDeviation < 0)
{
return(null);
}
PolyMeshDetail result = new PolyMeshDetail(AllocType.External);
if (PolyMeshDetailEx.rcpdBuildPolyMeshDetail(context.root
, ref polyMesh.root
, field
, detailSampleDistance
, detailMaxDeviation
, result))
{
return(result);
}
return(null);
}
/// <summary>
/// Constructor
/// </summary>
/// <remarks>
/// <para>
/// A 'no result' object will be created if the <paramref name="polyMesh"/> parameter
/// is null or has a polygon count of zero.
/// </para>
/// </remarks>
/// <param name="tx">The x-index of the tile within the tile grid. (tx, tz)</param>
/// <param name="tz">The z-index of the tile within the tile grid. (tx, tz)</param>
/// <param name="polyMesh">The polymesh.</param>
/// <param name="detailMesh">The detail mesh.</param>
/// <param name="heightfield">The heightfield.</param>
/// <param name="compactField">The compact field.</param>
/// <param name="contours">The contour set.</param>
public NMGenAssets(int tx, int tz
, PolyMesh polyMesh
, PolyMeshDetail detailMesh
, Heightfield heightfield
, CompactHeightfield compactField
, ContourSet contours)
{
mTileX = tx;
mTileZ = tz;
if (polyMesh == null || polyMesh.PolyCount == 0)
{
mPolyMesh = null;
mDetailMesh = null;
mHeightfield = null;
mCompactField = null;
mContours = null;
}
else
{
mPolyMesh = polyMesh;
mDetailMesh = detailMesh; // OK to be null.
mHeightfield = heightfield;
mCompactField = compactField;
mContours = contours;
}
}
/// <summary>
/// Constructs a detail mesh from the data generated by the <see cref="GetSerializedData"/>
/// method.
/// </summary>
/// <param name="serializedMesh">The source data.</param>
/// <returns>The new detail mesh, or null on error.</returns>
public static PolyMeshDetail Create(byte[] serializedMesh)
{
PolyMeshDetail result = new PolyMeshDetail(AllocType.External);
if (PolyMeshDetailEx.rcpdBuildFromMeshData(serializedMesh
, serializedMesh.Length
, result))
{
return(result);
}
return(null);
}
/// <summary>
/// Builds an aggregate triangle mesh from a detail mesh.
/// </summary>
/// <remarks>
/// <para>
/// All duplicate vertices are merged.
/// </para>
/// </remarks>
/// <param name="source">The detail mesh to extract the triangle mesh from.</param>
/// <param name="verts">The result vertices.</param>
/// <param name="tris">
/// The result triangles. [(vertAIndex, vertBIndex, vertCIndex) * triCount]
/// </param>
/// <returns>True if the operation completed successfully.</returns>
public static bool ExtractTriMesh(PolyMeshDetail source
, out Vector3[] verts
, out int[] tris)
{
// TODO: EVAL: v0.5: Inefficient.
verts = null;
tris = null;
if (source == null || source.IsDisposed || source.TriCount == 0)
{
return(false);
}
// Assume no duplicate verts.
Vector3[] tverts = new Vector3[source.VertCount];
tris = new int[source.TriCount * 3];
int vertCount = 0;
int triCount = 0;
if (PolyMeshDetailEx.rcpdFlattenMesh(source
, tverts
, ref vertCount
, source.VertCount
, tris
, ref triCount
, source.TriCount))
{
verts = new Vector3[vertCount];
for (int i = 0; i < vertCount; i++)
{
verts[i] = tverts[i];
}
return(true);
}
tris = null;
return(false);
}
public bool QueueTask(BuildContext context
, int tx, int tz
, PolyMesh polyMesh, PolyMeshDetail detailMesh
, bool bvTreeEnabled
, int priority)
{
TileBuildTask task = TileBuildTask.Create(tx, tz
, polyMesh.GetData(false)
, (detailMesh == null ? null : detailMesh.GetData(true))
, Build.Connections
, bvTreeEnabled
, true
, priority);
if (!mTaskProcessor.QueueTask(task))
{
context.LogError("Task processor rejected task.", this);
return false;
}
mTileTasks.Add(task);
return true;
}
/// <summary>
/// Sets the context as having produced no result.
/// </summary>
public void SetAsNoResult()
{
mHeightfield = null;
mCompactField = null;
mContours = null;
mPolyMesh = null;
mDetailMesh = null;
mNoResult = true;
}
/// <summary>
/// Builds an aggregate triangle mesh from a detail mesh.
/// </summary>
/// <remarks>
/// <para>
/// All duplicate vertices are merged.
/// </para>
/// </remarks>
/// <param name="source">The detail mesh to extract the triangle mesh from.</param>
/// <param name="verts">The result vertices.</param>
/// <param name="tris">
/// The result triangles. [(vertAIndex, vertBIndex, vertCIndex) * triCount]
/// </param>
/// <returns>True if the operation completed successfully.</returns>
public static bool ExtractTriMesh(PolyMeshDetail source
, out Vector3[] verts
, out int[] tris)
{
// TODO: EVAL: v0.5: Inefficient.
verts = null;
tris = null;
if (source == null || source.IsDisposed || source.TriCount == 0)
return false;
// Assume no duplicate verts.
Vector3[] tverts = new Vector3[source.VertCount];
tris = new int[source.TriCount * 3];
int vertCount = 0;
int triCount = 0;
if (PolyMeshDetailEx.rcpdFlattenMesh(source
, tverts
, ref vertCount
, source.VertCount
, tris
, ref triCount
, source.TriCount))
{
verts = new Vector3[vertCount];
for (int i = 0; i < vertCount; i++)
{
verts[i] = tverts[i];
}
return true;
}
tris = null;
return false;
}
internal void SetWorkingData(PolyMesh polyMesh, PolyMeshDetail detailMesh)
{
if (polyMesh == null
|| polyMesh.PolyCount == 0)
{
SetAsEmpty();
return;
}
this.polyMesh = polyMesh.GetSerializedData(false);
if (detailMesh == null)
this.detailMesh = new byte[0];
else
this.detailMesh = detailMesh.GetSerializedData(false);
}
internal void SetWorkingData(int x, int z, PolyMesh polyMesh, PolyMeshDetail detailMesh)
{
int i = GetIndex(x, z);
if (i == IndexError)
return;
unsafeItems[i].SetWorkingData(polyMesh, detailMesh);
mIsDirty = true;
unsafeVersion++;
}
/// <summary>
/// Constructs a detail mesh from the data generated by the <see cref="GetSerializedData"/>
/// method.
/// </summary>
/// <param name="serializedMesh">The source data.</param>
/// <returns>The new detail mesh, or null on error.</returns>
public static PolyMeshDetail Create(byte[] serializedMesh)
{
PolyMeshDetail result = new PolyMeshDetail(AllocType.External);
if (PolyMeshDetailEx.rcpdBuildFromMeshData(serializedMesh
, serializedMesh.Length
, result))
{
return result;
}
return null;
}
/// <summary>
/// Builds a detail mesh from the provided polygon mesh.
/// </summary>
/// <param name="context">The context to use for the operation.</param>
/// <param name="polyMesh">The source polygon mesh.</param>
/// <param name="field">The compact heightfield used to build the polygon mesh.</param>
/// <param name="detailSampleDistance">
/// The sample distance to use when sampling the surface height of the polygon mesh.
/// </param>
/// <param name="detailMaxDeviation">
/// The maximum the surface of the detail mesh should deviate from the heightfield data.
/// </param>
/// <returns>A new detail mesh, or null on error.</returns>
public static PolyMeshDetail Build(BuildContext context
, PolyMesh polyMesh, CompactHeightfield field
, float detailSampleDistance, float detailMaxDeviation)
{
if (context == null || polyMesh == null || polyMesh.IsDisposed
|| field == null || field.IsDisposed
|| detailSampleDistance < 0
|| detailMaxDeviation < 0)
{
return null;
}
PolyMeshDetail result = new PolyMeshDetail(AllocType.External);
if (PolyMeshDetailEx.rcpdBuildPolyMeshDetail(context.root
, ref polyMesh.root
, field
, detailSampleDistance
, detailMaxDeviation
, result))
{
return result;
}
return null;
}
