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CGAL 6.1.3 - 2D Arrangements
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The concept AosXMonotoneTraits_2 refines the basic arrangement-traits concept. A model of this concept is able to handle \(x\)-monotone curves that intersect in their interior (and points that coincide with curve interiors). This is necessary for constructing arrangements of sets of intersecting \(x\)-monotone curves.
As the resulting structure, represented by the Arrangement_2 class, stores pairwise interior-disjoint curves, the input curves are split at the intersection points before being inserted into the arrangement. A model of this refined concept therefore needs to compute the intersections (and possibly overlaps) between two \(x\)-monotone curves and to support curve splitting.
AosBasicTraits_2 Types | |
| typedef unspecified_type | Multiplicity |
| the multiplicity type. | |
Tags | |
| typedef unspecified_type | Has_merge_category |
| indicates whether the nested functors Are_mergeable_2 and Merge_2 are provided. | |
Functor Types | |
| typedef unspecified_type | Intersect_2 |
| models the concept AosTraits::Intersect_2. | |
| typedef unspecified_type | Split_2 |
| models the concept AosTraits::Split_2. | |
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| typedef unspecified_type | Are_mergeable_2 |
| models the concept AosTraits::AreMergeable_2. | |
| typedef unspecified_type | Merge_2 |
| models the concept AosTraits::Merge_2. | |
Accessing Functor Objects | |
| Intersect_2 | intersect_2_object () const |
| Split_2 | split_2_object () const |
The two following methods are optional. If they are supported, the Has_merge_category tag should be defined as Tag_true and otherwise as Tag_false. | |
| Are_mergeable_2 | are_mergeable_2_object () const |
| Merge_2 | merge_2_object () const |
#include <Concepts/AosXMonotoneTraits_2.h>
The concept AosXMonotoneTraits_2 refines the basic arrangement-traits concept. A model of this concept is able to handle \(x\)-monotone curves that intersect in their interior (and points that coincide with curve interiors). This is necessary for constructing arrangements of sets of intersecting \(x\)-monotone curves.
As the resulting structure, represented by the Arrangement_2 class, stores pairwise interior-disjoint curves, the input curves are split at the intersection points before being inserted into the arrangement. A model of this refined concept therefore needs to compute the intersections (and possibly overlaps) between two \(x\)-monotone curves and to support curve splitting.
AosBasicTraits_2 Types | |
| typedef unspecified_type | Multiplicity |
| the multiplicity type. | |
Tags | |
| typedef unspecified_type | Has_merge_category |
| indicates whether the nested functors Are_mergeable_2 and Merge_2 are provided. | |
Functor Types | |
| typedef unspecified_type | Intersect_2 |
| models the concept AosTraits::Intersect_2. | |
| typedef unspecified_type | Split_2 |
| models the concept AosTraits::Split_2. | |
| |
| typedef unspecified_type | Are_mergeable_2 |
| models the concept AosTraits::AreMergeable_2. | |
| typedef unspecified_type | Merge_2 |
| models the concept AosTraits::Merge_2. | |
Accessing Functor Objects | |
| Intersect_2 | intersect_2_object () const |
| Split_2 | split_2_object () const |
The two following methods are optional. If they are supported, the Has_merge_category tag should be defined as Tag_true and otherwise as Tag_false. | |
| Are_mergeable_2 | are_mergeable_2_object () const |
| Merge_2 | merge_2_object () const |