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216 lines
11 KiB
ReStructuredText
216 lines
11 KiB
ReStructuredText
:github_url: hide
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.. _class_PolygonPathFinder:
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PolygonPathFinder
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=================
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**继承：** :ref:`Resource<class_Resource>` **<** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
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.. container:: contribute
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There is currently no description for this class. Please help us by `contributing one <https://contributing.godotengine.org/en/latest/documentation/class_reference.html>`__!
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.. rst-class:: classref-reftable-group
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方法
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----
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.. table::
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:widths: auto
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`PackedVector2Array<class_PackedVector2Array>` | :ref:`find_path<class_PolygonPathFinder_method_find_path>`\ (\ from\: :ref:`Vector2<class_Vector2>`, to\: :ref:`Vector2<class_Vector2>`\ ) |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`Rect2<class_Rect2>` | :ref:`get_bounds<class_PolygonPathFinder_method_get_bounds>`\ (\ ) |const| |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`Vector2<class_Vector2>` | :ref:`get_closest_point<class_PolygonPathFinder_method_get_closest_point>`\ (\ point\: :ref:`Vector2<class_Vector2>`\ ) |const| |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`PackedVector2Array<class_PackedVector2Array>` | :ref:`get_intersections<class_PolygonPathFinder_method_get_intersections>`\ (\ from\: :ref:`Vector2<class_Vector2>`, to\: :ref:`Vector2<class_Vector2>`\ ) |const| |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`float<class_float>` | :ref:`get_point_penalty<class_PolygonPathFinder_method_get_point_penalty>`\ (\ idx\: :ref:`int<class_int>`\ ) |const| |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`bool<class_bool>` | :ref:`is_point_inside<class_PolygonPathFinder_method_is_point_inside>`\ (\ point\: :ref:`Vector2<class_Vector2>`\ ) |const| |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`set_point_penalty<class_PolygonPathFinder_method_set_point_penalty>`\ (\ idx\: :ref:`int<class_int>`, penalty\: :ref:`float<class_float>`\ ) |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`setup<class_PolygonPathFinder_method_setup>`\ (\ points\: :ref:`PackedVector2Array<class_PackedVector2Array>`, connections\: :ref:`PackedInt32Array<class_PackedInt32Array>`\ ) |
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+-----------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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方法说明
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--------
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.. _class_PolygonPathFinder_method_find_path:
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.. rst-class:: classref-method
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:ref:`PackedVector2Array<class_PackedVector2Array>` **find_path**\ (\ from\: :ref:`Vector2<class_Vector2>`, to\: :ref:`Vector2<class_Vector2>`\ ) :ref:`🔗<class_PolygonPathFinder_method_find_path>`
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.. container:: contribute
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There is currently no description for this method. Please help us by `contributing one <https://contributing.godotengine.org/en/latest/documentation/class_reference.html>`__!
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.. rst-class:: classref-item-separator
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----
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.. _class_PolygonPathFinder_method_get_bounds:
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.. rst-class:: classref-method
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:ref:`Rect2<class_Rect2>` **get_bounds**\ (\ ) |const| :ref:`🔗<class_PolygonPathFinder_method_get_bounds>`
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.. container:: contribute
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There is currently no description for this method. Please help us by `contributing one <https://contributing.godotengine.org/en/latest/documentation/class_reference.html>`__!
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.. rst-class:: classref-item-separator
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----
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.. _class_PolygonPathFinder_method_get_closest_point:
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.. rst-class:: classref-method
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:ref:`Vector2<class_Vector2>` **get_closest_point**\ (\ point\: :ref:`Vector2<class_Vector2>`\ ) |const| :ref:`🔗<class_PolygonPathFinder_method_get_closest_point>`
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.. container:: contribute
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There is currently no description for this method. Please help us by `contributing one <https://contributing.godotengine.org/en/latest/documentation/class_reference.html>`__!
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.. rst-class:: classref-item-separator
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----
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.. _class_PolygonPathFinder_method_get_intersections:
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.. rst-class:: classref-method
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:ref:`PackedVector2Array<class_PackedVector2Array>` **get_intersections**\ (\ from\: :ref:`Vector2<class_Vector2>`, to\: :ref:`Vector2<class_Vector2>`\ ) |const| :ref:`🔗<class_PolygonPathFinder_method_get_intersections>`
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.. container:: contribute
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There is currently no description for this method. Please help us by `contributing one <https://contributing.godotengine.org/en/latest/documentation/class_reference.html>`__!
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.. rst-class:: classref-item-separator
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----
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.. _class_PolygonPathFinder_method_get_point_penalty:
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.. rst-class:: classref-method
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:ref:`float<class_float>` **get_point_penalty**\ (\ idx\: :ref:`int<class_int>`\ ) |const| :ref:`🔗<class_PolygonPathFinder_method_get_point_penalty>`
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.. container:: contribute
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There is currently no description for this method. Please help us by `contributing one <https://contributing.godotengine.org/en/latest/documentation/class_reference.html>`__!
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.. rst-class:: classref-item-separator
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----
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.. _class_PolygonPathFinder_method_is_point_inside:
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.. rst-class:: classref-method
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:ref:`bool<class_bool>` **is_point_inside**\ (\ point\: :ref:`Vector2<class_Vector2>`\ ) |const| :ref:`🔗<class_PolygonPathFinder_method_is_point_inside>`
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如果 ``point`` 在多边形区域内部，则返回 ``true``\ 。
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.. tabs::
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.. code-tab:: gdscript
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var polygon_path_finder = PolygonPathFinder.new()
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var points = [Vector2(0.0, 0.0), Vector2(1.0, 0.0), Vector2(0.0, 1.0)]
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var connections = [0, 1, 1, 2, 2, 0]
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polygon_path_finder.setup(points, connections)
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print(polygon_path_finder.is_point_inside(Vector2(0.2, 0.2))) # 输出 true
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print(polygon_path_finder.is_point_inside(Vector2(1.0, 1.0))) # 输出 false
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.. code-tab:: csharp
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var polygonPathFinder = new PolygonPathFinder();
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Vector2[] points =
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[
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new Vector2(0.0f, 0.0f),
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new Vector2(1.0f, 0.0f),
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new Vector2(0.0f, 1.0f)
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];
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int[] connections = [0, 1, 1, 2, 2, 0];
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polygonPathFinder.Setup(points, connections);
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GD.Print(polygonPathFinder.IsPointInside(new Vector2(0.2f, 0.2f))); // 输出 True
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GD.Print(polygonPathFinder.IsPointInside(new Vector2(1.0f, 1.0f))); // 输出 False
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.. rst-class:: classref-item-separator
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----
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.. _class_PolygonPathFinder_method_set_point_penalty:
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.. rst-class:: classref-method
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|void| **set_point_penalty**\ (\ idx\: :ref:`int<class_int>`, penalty\: :ref:`float<class_float>`\ ) :ref:`🔗<class_PolygonPathFinder_method_set_point_penalty>`
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.. container:: contribute
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There is currently no description for this method. Please help us by `contributing one <https://contributing.godotengine.org/en/latest/documentation/class_reference.html>`__!
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.. rst-class:: classref-item-separator
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----
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.. _class_PolygonPathFinder_method_setup:
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.. rst-class:: classref-method
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|void| **setup**\ (\ points\: :ref:`PackedVector2Array<class_PackedVector2Array>`, connections\: :ref:`PackedInt32Array<class_PackedInt32Array>`\ ) :ref:`🔗<class_PolygonPathFinder_method_setup>`
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使用两个数组设置 **PolygonPathFinder**\ ：点数组中定义了多边形的顶点，索引数组则决定了多边形的边。
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\ ``connections`` 的长度必须为偶数，为奇数时会返回错误。
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.. tabs::
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.. code-tab:: gdscript
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var polygon_path_finder = PolygonPathFinder.new()
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var points = [Vector2(0.0, 0.0), Vector2(1.0, 0.0), Vector2(0.0, 1.0)]
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var connections = [0, 1, 1, 2, 2, 0]
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polygon_path_finder.setup(points, connections)
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.. code-tab:: csharp
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var polygonPathFinder = new PolygonPathFinder();
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Vector2[] points =
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[
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new Vector2(0.0f, 0.0f),
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new Vector2(1.0f, 0.0f),
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new Vector2(0.0f, 1.0f)
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];
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int[] connections = [0, 1, 1, 2, 2, 0];
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polygonPathFinder.Setup(points, connections);
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.. |virtual| replace:: :abbr:`virtual (本方法通常需要用户覆盖才能生效。)`
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.. |required| replace:: :abbr:`required (This method is required to be overridden when extending its base class.)`
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.. |const| replace:: :abbr:`const (本方法无副作用，不会修改该实例的任何成员变量。)`
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.. |vararg| replace:: :abbr:`vararg (本方法除了能接受在此处描述的参数外，还能够继续接受任意数量的参数。)`
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.. |constructor| replace:: :abbr:`constructor (本方法用于构造某个类型。)`
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.. |static| replace:: :abbr:`static (调用本方法无需实例，可直接使用类名进行调用。)`
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.. |operator| replace:: :abbr:`operator (本方法描述的是使用本类型作为左操作数的有效运算符。)`
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.. |bitfield| replace:: :abbr:`BitField (这个值是由下列位标志构成位掩码的整数。)`
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.. |void| replace:: :abbr:`void (无返回值。)`
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