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Merge branch 'invalid_handles' into 'master'

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make all negative handles invalid, not just -1

Since opposite_halfedge_handle for a handle with idx -1 produces a handle with idx -2, it can be helpful to detect handles with -2 as index as invalid as well.

See merge request !96
This commit is contained in:
Jan Möbius
2016-10-21 10:37:39 +02:00
parent 2502b58649 523e3e10f4
commit b2fa409f96
1 changed files with 2 additions and 2 deletions
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4
src/OpenMesh/Core/Mesh/Handles.hh
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@@ -73,8 +73,8 @@ public:
/// Get the underlying index of this handle /// Get the underlying index of this handle
int idx() const { return idx_; } int idx() const { return idx_; }
/// The handle is valid iff the index is not equal to -1. /// The handle is valid iff the index is not negative.
bool is_valid() const { return idx_ != -1; } bool is_valid() const { return idx_ >= 0; }
/// reset handle to be invalid /// reset handle to be invalid
void reset() { idx_=-1; } void reset() { idx_=-1; }