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Max/GMax - Cut Tool

n4gix

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I really need to start looking in the Help files more often.

I found an interesting new "Tool" in there today while researching a question from another modeler.

Open the Help "gmax User Reference" (or Max equivalent) and type in the keyword "cut" (no quotes!) in the box. Two suggestions will pop up. Pick the first one (cut and slice).

Read carefully the instructions "To create a new face using Cut:"

You can use Snaps with Cut. To divide an edge in half, set Snaps to midpoint. To start or end a cut at a vertex, set snap to vertex or endpoint.

I should have known this already, but...

...there's just so many words in there! :rotfl:
 
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I had only accidentally put snap on before, much to my annoyance.

I only just discovered recently that it can be useful!
 
I had only accidentally put snap on before, much to my annoyance.

I only just discovered recently that it can be useful!

What isn't at all intuitive is that after right-clicking on any of the Snap icons, then setting the desired options, clicking on the [X] is the correct way to close the popup!

The "Cut" tool is very, very handy when the Slice tool will simply make too many cuts...
 
The ignore backfacing and snap options in Max are much more intuitive than in Gmax
 
At the risk of stating the obvious here :o:

You can also use the slice on a selected polygon, or set of selected polygons. Of course the most flexible result comes from using the slice as a new modifier from the modifier stack.
 
I've had the best results with slicing in "Edit Poly" mode; YMMV though.

The slice plane is best used if you need cutouts without wanting to re-map the entire part again afterwards.
Granted, the area around the slices will be a total vertex mess after you're done, but hey...better than re-mapping.
 
I've had the best results with slicing in "Edit Poly" mode; YMMV though...

Me too, in Editable Mesh I found the slice would be a little way off where I put the Slice Plane (in gmax).

@n4gix: Thanks Bill, I've found vertex snap useful, but this will be another arrow in the quiver! :D
 
What I've found most useful is using the "Cut" tool on edges, when there's a need to cut out an irregular area from existing mesh, when neither boolean nor shape-merge "cutting" will really work well...

...since unlike either boolean or shape-merge, one isn't left with a bunch of unwanted vertices to clean up! :D
 
I still prefer my newly discovered technique of just hand cutting all the edges. I can cut out windows on a mapped fuselage with ease. No extra Vertices all over the place, etc. Takes an extra few min's, but if you make some cut guides (Splines, curves, etc) to use as your cut guide, you are good to go and it goes quickly, even on very rounded windows or landing gear openings. No remapping.


Sorry, didnt mean to add all that over Bills post and find. I think its good to know all the cool things you can do and Bills discovery on this feature is huge, getting rid of a zillion left over Vertices, a problem we have had for ages now.
 
Actually, until I (finally!) discovered "Edge Cut" I'd been doing the same thing manually by going to sub-vertex level, using "Create" to add two new vertices, then going to sub-edge level and using "Create" to add a new edge!

Now how clumsy is that bit of hash-work! :rolleyes:
 
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