Embed Fence
Enmesh selected edges into terrain, and Fence them, enabling local features, membrane for brushes, and iterative embedding.
Useful to Embed and Fence in one and the same operation. Fences are more permanent and enable feature-specific brush strokes.
Type: Pick, Mesh, FenceMenu: Extensions > Landshape > Prop > Embed Fence
Input
- Group containing edges.
- Raw edges or faces.
Only edges are embedded.
Why Embed?
In short, Embeds are edges that you have enmeshed into your terrain just where you want them.
Embedding lets you express a sharp shape transition in the terrain. Such transitions are often called for where the general terrain mesh meets a building, a retaining wall, a flight of outdoor steps, or some other built feature.
To learn Embed basics, see Embed.
What is Embed Fence?
Embed Fence does an Embed, immediately followed by a Fence.
If you understand the Landshape commands Embed and Fence, you already know all there is to Embed Fence.
But What Is Embedding and Fencing?
Just like Embed, Embed Fence will enmesh your selected input edges into the terrain mesh.
In addition, Embed Fence will also add a special property to the embedded edges. This property is called a "Fence".
Fences are more persistent than standard embeds.
Fences can persist through remeshing. When you rebuild the general terrain mesh in an area, by Mesh Brush or Mesh, Fences will per default persist.
Also, fences can control the behaviour of many Landshape brushes. Brushes can stop their action by a Fence, or on the Fence. This can be quite useful whenever you want the Fence to also express the border between different shapes.
For instance, you may want brush the terrain on one side of the Fence as to be smooth. Then, you want to brush the terrain on the other side of the Fence to be rough.
The Fence property is invisible. You cannot see the the property by looking at the edge.
To visualise Fences, use the Landshape command View Fence. View Fence toggles the display of where Fences are.
Embed Liberally. Fence Selectively
While you may Embed fairly liberally, you should Fence selectively.
The reason for this is that Fences are more persistent. The persistence of Fences is by design.
Only Fence what you need, where you need it.
However, if you find yourself having gone one Fence too far, it is easy to remove remove individual Fences, or all Fences in your whole model. To do so, try e.g. starting the Draw Fence tool, and read its statusbar instructions.
Why Embed Fence?
A fence works like a barrier, embedded into your terrain.
A fence is a property of an edge in your terrain mesh. The fence property enables some advanced features, like brushes stopping at the embed.
Also, Fences are more persistent than standard Embeds. If you remesh your terrain, the Fences will stay.
If you Embed iteratively, Landshape tries to preserve existing Fences in the terrain. This is not the case for standard embeds, which are erased when you Mesh.
How Do I Remove a Fence?
Remove All Fences from Plot
To remove the Fence property from the entire terrain, select your terrain plot, then run:
Prop > Unfence Edges
Remove Fences by stroking local areas
To Unfence edges from local areas, start the Draw Fence tool.
Then, follow the instructions in the status bar.
Remove Fence by Selected Control Edges
For more advanced ways to control Fences, use the Fence and Unfence commands. These let you control fencing in batch.
Remove Fences selectively by Cloning Fences
Furthermore, you can extract your current Fences, by selecting your terrain plot, and running: Landshape > Clone > Clone Fence
Note that to see your cloned fences better, you may need to elevate the cloned fences up from the terrain.
In a second step, you can enter your new clone group, select a subset of edges that correspond to what you wish to Unfence, and then run Unfence. This should unfence in-terrain fences coincident with your edge selection.
You can reverse the process, selecting edges, and then running Fence.
You need to ensure that your terrain edges are coincident in plan with your selected control edges. To check, run View Top.
This approach lets you achieve a very differentiated Fencing.
Remove Fence by Meshing
To remove Fences in an area, you can Mesh the area, or stroke it with the Mesh Brush and make sure that your command is using the option "Erase Fence". For instructions, start Mesh, and read the status bar.
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