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rhino:booleanfaq [2023/11/19] mitch_heynick [Boolean Frequently Asked Questions] |
rhino:booleanfaq [2023/11/19] mitch_heynick [Known Rhino limitations] |
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> **Note:** //Doing Boolean operations on open objects is also possible, but a bit more complicated, | > **Note:** //Doing Boolean operations on open objects is also possible, but a bit more complicated, | ||
- | So, taking the above into account, if your Boolean operation fails, the first thing you should do is check the intersection of the objects. | + | So, taking the above into account, if your Boolean operation fails, the first thing you should do is check the intersection of the objects. |
+ | |||
+ | //Note also that using the manual Split or Trim / Delete / Join procedure instead of a Boolean operation will likely run into the same problem, as the Split or Trim operation will fail. Intersect can again help find the problem spot(s).// | ||
=====Intersection problems, solutions, and limitations===== | =====Intersection problems, solutions, and limitations===== | ||
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====Known Rhino limitations==== | ====Known Rhino limitations==== | ||
- | **Coincident | + | **Coincident |
- | **Coplanar faces** – If two faces of an object are on the same plane, Rhino may not be able to calculate the intersection. This is a fairly | + | **Coplanar faces** – If two faces of an object are on the same plane, Rhino may not be able to calculate the intersection. This is a fairly |
- | **Nearly tangent surfaces** – Like the intersection of two equal diameter pipes at an angle. | + | **Nearly tangent surfaces** – Like the intersection of two equal diameter pipes at an angle. |
**Invalid objects** – If one of the objects you're trying to work with is invalid, Boolean operations will often fail. Check for invalid objects by using the command **SelBadObjects**. | **Invalid objects** – If one of the objects you're trying to work with is invalid, Boolean operations will often fail. Check for invalid objects by using the command **SelBadObjects**. | ||
- | **Non-manifold polysurfaces** – Although Rhino doesn' | + | **Non-manifold polysurfaces** – Although Rhino doesn' |
=====Manual construction and editing is sometimes needed===== | =====Manual construction and editing is sometimes needed===== |