/// <summary>
/// Removes a child shape.
/// </summary>
/// <param name="shape">The shape.</param>
public void RemoveChildShape(BepuColliderShape shape)
{
// colliderShapes.Remove(shape);
// InternalCompoundShape.RemoveChildShape(shape.InternalShape);
// shape.Parent = null;
}
// private ICompoundShape internalCompoundShape;
// internal ICompoundShape InternalCompoundShape
// {
// get
// {
// return internalCompoundShape;
// }
// set
// {
// InternalShape = internalCompoundShape = value;
// }
// }
/// <summary>
/// Adds a child shape.
/// </summary>
/// <param name="shape">The shape.</param>
public void AddChildShape(BepuColliderShape shape)
{
// colliderShapes.Add(shape);
// var compoundMatrix = Matrix.RotationQuaternion(shape.LocalRotation) * Matrix.Translation(shape.LocalOffset);
// InternalCompoundShape.AddChildShape(compoundMatrix, shape.InternalShape);
// shape.Parent = this;
}
public void Dispose()
{
if (Shape == null)
{
return;
}
var compound = Shape.Parent;
compound?.RemoveChildShape(Shape);
Shape.Dispose();
Shape = null;
}
internal static BepuColliderShape CreateShape(IBepuColliderShapeDesc desc, BepuUtilities.Memory.BufferPool bufferPool)
{
if (desc == null)
{
return(null);
}
BepuColliderShape shape = desc.CreateShape(bufferPool);
if (shape == null)
{
return(null);
}
//shape.UpdateLocalTransformations();
shape.Description = desc;
return(shape);
}
internal static BepuColliderShape Compose(IReadOnlyList <IBepuAssetColliderShapeDesc> descs, BepuUtilities.Memory.BufferPool bufferPool)
{
if (descs == null)
{
return(null);
}
BepuColliderShape res = null;
if (descs.Count == 1) // Single shape case
{
res = CreateShape(descs[0], bufferPool);
if (res == null)
{
return(null);
}
res.IsPartOfAsset = true;
}
else if (descs.Count > 1) // Need a compound shape in this case
{
var compound = new BepuCompoundColliderShape();
foreach (var desc in descs)
{
var subShape = CreateShape(desc, bufferPool);
if (subShape == null)
{
continue;
}
compound.AddChildShape(subShape);
}
res = compound;
res.IsPartOfAsset = true;
}
return(res);
}
protected abstract void OnColliderShapeChanged(BepuColliderShape oldColliderShape, BepuColliderShape newColliderShape);
