private void SubtractAndReplace(CancellationToken cancellationToken, IProgress <ProgressStatus> reporter)
{
SourceContainer.Visible = true;
RemoveAllButSource();
var parentOfPaintTargets = SourceContainer.DescendantsAndSelfMultipleChildrenFirstOrSelf();
if (parentOfPaintTargets.Children.Count() < 2)
{
if (parentOfPaintTargets.Children.Count() == 1)
{
this.Children.Add(SourceContainer.Clone());
SourceContainer.Visible = false;
}
return;
}
SubtractObject3D_2.CleanUpSelectedChildrenNames(this);
var paintObjects = parentOfPaintTargets.Children
.Where((i) => SelectedChildren
.Contains(i.ID))
.SelectMany(c => c.VisibleMeshes())
.ToList();
var keepItems = parentOfPaintTargets.Children
.Where((i) => !SelectedChildren
.Contains(i.ID));
var keepVisibleItems = keepItems.SelectMany(c => c.VisibleMeshes()).ToList();
if (paintObjects.Any() &&
keepVisibleItems.Any())
{
var totalOperations = paintObjects.Count * keepVisibleItems.Count;
double amountPerOperation = 1.0 / totalOperations;
double percentCompleted = 0;
var progressStatus = new ProgressStatus
{
Status = "Do CSG"
};
foreach (var keep in keepVisibleItems)
{
var keepResultsMesh = keep.Mesh;
var keepWorldMatrix = keep.WorldMatrix(SourceContainer);
foreach (var paint in paintObjects)
{
Mesh paintMesh = BooleanProcessing.Do(keepResultsMesh,
keepWorldMatrix,
// paint data
paint.Mesh,
paint.WorldMatrix(SourceContainer),
// operation type
2,
// reporting data
reporter,
amountPerOperation,
percentCompleted,
progressStatus,
cancellationToken);
keepResultsMesh = BooleanProcessing.Do(keepResultsMesh,
keepWorldMatrix,
// point data
paint.Mesh,
paint.WorldMatrix(SourceContainer),
// operation type
1,
// reporting data
reporter,
amountPerOperation,
percentCompleted,
progressStatus,
cancellationToken);
// after the first time we get a result the results mesh is in the right coordinate space
keepWorldMatrix = Matrix4X4.Identity;
// store our intersection (paint) results mesh
var paintResultsItem = new Object3D()
{
Mesh = paintMesh,
Visible = false,
OwnerID = paint.ID
};
// copy all the properties but the matrix
paintResultsItem.CopyWorldProperties(paint, SourceContainer, Object3DPropertyFlags.All & (~(Object3DPropertyFlags.Matrix | Object3DPropertyFlags.Visible)));
// and add it to this
this.Children.Add(paintResultsItem);
// report our progress
percentCompleted += amountPerOperation;
progressStatus.Progress0To1 = percentCompleted;
reporter?.Report(progressStatus);
}
// store our results mesh
var keepResultsItem = new Object3D()
{
Mesh = keepResultsMesh,
Visible = false,
OwnerID = keep.ID
};
// copy all the properties but the matrix
keepResultsItem.CopyWorldProperties(keep, SourceContainer, Object3DPropertyFlags.All & (~(Object3DPropertyFlags.Matrix | Object3DPropertyFlags.Visible)));
// and add it to this
this.Children.Add(keepResultsItem);
}
foreach (var child in Children)
{
child.Visible = true;
}
SourceContainer.Visible = false;
}
}
private void SubtractAndReplace(CancellationToken cancellationToken, IProgress <ProgressStatus> reporter)
{
SourceContainer.Visible = true;
RemoveAllButSource();
var participants = SourceContainer.VisibleMeshes();
if (participants.Count() < 2)
{
if (participants.Count() == 1)
{
var newMesh = new Object3D();
newMesh.CopyProperties(participants.First(), Object3DPropertyFlags.All);
newMesh.Mesh = participants.First().Mesh;
this.Children.Add(newMesh);
SourceContainer.Visible = false;
}
return;
}
SubtractObject3D_2.CleanUpSelectedChildrenNames(this);
var paintObjects = this.SourceContainer.VisibleMeshes()
.Where((i) => SelectedChildren.Contains(i.Name)).ToList();
var keepObjects = this.SourceContainer.VisibleMeshes()
.Where((i) => !SelectedChildren.Contains(i.Name)).ToList();
if (paintObjects.Any() &&
keepObjects.Any())
{
var totalOperations = paintObjects.Count * keepObjects.Count;
double amountPerOperation = 1.0 / totalOperations;
double percentCompleted = 0;
ProgressStatus progressStatus = new ProgressStatus();
progressStatus.Status = "Do CSG";
foreach (var keep in keepObjects)
{
var keepResultsMesh = keep.Mesh;
var keepWorldMatrix = keep.WorldMatrix(SourceContainer);
foreach (var paint in paintObjects)
{
Mesh paintMesh = BooleanProcessing.Do(keepResultsMesh, keepWorldMatrix,
paint.Mesh, paint.WorldMatrix(SourceContainer),
2, reporter, amountPerOperation, percentCompleted, progressStatus, cancellationToken);
keepResultsMesh = BooleanProcessing.Do(keepResultsMesh, keepWorldMatrix,
paint.Mesh, paint.WorldMatrix(SourceContainer),
1, reporter, amountPerOperation, percentCompleted, progressStatus, cancellationToken);
// after the first time we get a result the results mesh is in the right coordinate space
keepWorldMatrix = Matrix4X4.Identity;
// store our intersection (paint) results mesh
var paintResultsItem = new Object3D()
{
Mesh = paintMesh,
Visible = false
};
// copy all the properties but the matrix
paintResultsItem.CopyProperties(paint, Object3DPropertyFlags.All & (~(Object3DPropertyFlags.Matrix | Object3DPropertyFlags.Visible)));
// and add it to this
this.Children.Add(paintResultsItem);
// report our progress
percentCompleted += amountPerOperation;
progressStatus.Progress0To1 = percentCompleted;
reporter?.Report(progressStatus);
}
// store our results mesh
var keepResultsItem = new Object3D()
{
Mesh = keepResultsMesh,
Visible = false
};
// copy all the properties but the matrix
keepResultsItem.CopyProperties(keep, Object3DPropertyFlags.All & (~(Object3DPropertyFlags.Matrix | Object3DPropertyFlags.Visible)));
// and add it to this
this.Children.Add(keepResultsItem);
}
foreach (var child in Children)
{
child.Visible = true;
}
SourceContainer.Visible = false;
}
}