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CGAL 6.0 - 3D Alpha Shapes
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The concept FixedWeightedAlphaShapeTraits_3 describes the requirements for the geometric traits class of the underlying regular triangulation of a weighted alpha shape with fixed alpha value.
RegularTriangulationTraits_3 if the underlying triangulation of the alpha shape is a regular triangulationPeriodic_3RegularTriangulationTraits_3 if the underlying triangulation of the alpha shape is a periodic regular triangulationKernel CGAL::Exact_predicates_inexact_constructions_kernel (recommended kernel) Types | |
| typedef unspecified_type | Comparison_result |
CGAL::Comparison_result or Uncertain<CGAL::Comparison_result> | |
| typedef unspecified_type | Compare_weighted_squared_radius_3 |
| An object constructor able to compare the squared radius of the smallest sphere orthogonal to either four, three, two or one weighted point(s) to a given value of alpha. | |
Creation | |
| FixedWeightedAlphaShapeTraits_3 () | |
| default constructor. | |
Access Functions | |
| Compare_weighted_squared_radius_3 | compare_weighted_squared_radius_3_object () |
An object constructor able to compare the squared radius of the smallest sphere orthogonal to either four, three, two or one weighted point(s) to a given value of alpha.
It provides:
Comparison_result operator()(Weighted_point_3 ,Weighted_point_3 ,Weighted_point_3 ,Weighted_point_3 )Comparison_result operator()(Weighted_point_3 ,Weighted_point_3 ,Weighted_point_3 )Comparison_result operator()(Weighted_point_3 ,Weighted_point_3 )Comparison_result operator()(Weighted_point_3 )