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classref: Sync with current master branch (f87858a8f)
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@@ -14,6 +14,8 @@ PathFollow2D
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Point sampler for a :ref:`Path2D<class_Path2D>`.
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.. rst-class:: classref-introduction-group
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Description
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-----------
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@@ -21,41 +23,51 @@ This node takes its parent :ref:`Path2D<class_Path2D>`, and returns the coordina
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It is useful for making other nodes follow a path, without coding the movement pattern. For that, the nodes must be children of this node. The descendant nodes will then move accordingly when setting the :ref:`progress<class_PathFollow2D_property_progress>` in this node.
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.. rst-class:: classref-reftable-group
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Properties
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----------
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`bool<class_bool>` | :ref:`cubic_interp<class_PathFollow2D_property_cubic_interp>` | ``true`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`h_offset<class_PathFollow2D_property_h_offset>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`lookahead<class_PathFollow2D_property_lookahead>` | ``4.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`bool<class_bool>` | :ref:`loop<class_PathFollow2D_property_loop>` | ``true`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`progress<class_PathFollow2D_property_progress>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`progress_ratio<class_PathFollow2D_property_progress_ratio>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`bool<class_bool>` | :ref:`rotates<class_PathFollow2D_property_rotates>` | ``true`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`v_offset<class_PathFollow2D_property_v_offset>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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.. table::
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:widths: auto
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`bool<class_bool>` | :ref:`cubic_interp<class_PathFollow2D_property_cubic_interp>` | ``true`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`h_offset<class_PathFollow2D_property_h_offset>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`lookahead<class_PathFollow2D_property_lookahead>` | ``4.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`bool<class_bool>` | :ref:`loop<class_PathFollow2D_property_loop>` | ``true`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`progress<class_PathFollow2D_property_progress>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`progress_ratio<class_PathFollow2D_property_progress_ratio>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`bool<class_bool>` | :ref:`rotates<class_PathFollow2D_property_rotates>` | ``true`` |
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+---------------------------+-------------------------------------------------------------------+----------+
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| :ref:`float<class_float>` | :ref:`v_offset<class_PathFollow2D_property_v_offset>` | ``0.0`` |
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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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Property Descriptions
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---------------------
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.. _class_PathFollow2D_property_cubic_interp:
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- :ref:`bool<class_bool>` **cubic_interp**
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.. rst-class:: classref-property
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+-----------+--------------------------------+
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| *Default* | ``true`` |
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+-----------+--------------------------------+
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| *Setter* | set_cubic_interpolation(value) |
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+-----------+--------------------------------+
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| *Getter* | get_cubic_interpolation() |
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+-----------+--------------------------------+
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:ref:`bool<class_bool>` **cubic_interp** = ``true``
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.. rst-class:: classref-property-setget
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- void **set_cubic_interpolation** **(** :ref:`bool<class_bool>` value **)**
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- :ref:`bool<class_bool>` **get_cubic_interpolation** **(** **)**
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If ``true``, the position between two cached points is interpolated cubically, and linearly otherwise.
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@@ -63,115 +75,122 @@ The points along the :ref:`Curve2D<class_Curve2D>` of the :ref:`Path2D<class_Pat
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There are two answers to this problem: either increase the number of cached points and increase memory consumption, or make a cubic interpolation between two points at the cost of (slightly) slower calculations.
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.. rst-class:: classref-item-separator
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----
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.. _class_PathFollow2D_property_h_offset:
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- :ref:`float<class_float>` **h_offset**
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.. rst-class:: classref-property
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+-----------+---------------------+
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| *Default* | ``0.0`` |
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+-----------+---------------------+
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| *Setter* | set_h_offset(value) |
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+-----------+---------------------+
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| *Getter* | get_h_offset() |
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+-----------+---------------------+
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:ref:`float<class_float>` **h_offset** = ``0.0``
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.. rst-class:: classref-property-setget
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- void **set_h_offset** **(** :ref:`float<class_float>` value **)**
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- :ref:`float<class_float>` **get_h_offset** **(** **)**
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The node's offset along the curve.
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.. rst-class:: classref-item-separator
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----
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.. _class_PathFollow2D_property_lookahead:
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- :ref:`float<class_float>` **lookahead**
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.. rst-class:: classref-property
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+-----------+----------------------+
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| *Default* | ``4.0`` |
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+-----------+----------------------+
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| *Setter* | set_lookahead(value) |
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+-----------+----------------------+
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| *Getter* | get_lookahead() |
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+-----------+----------------------+
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:ref:`float<class_float>` **lookahead** = ``4.0``
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.. rst-class:: classref-property-setget
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- void **set_lookahead** **(** :ref:`float<class_float>` value **)**
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- :ref:`float<class_float>` **get_lookahead** **(** **)**
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How far to look ahead of the curve to calculate the tangent if the node is rotating. E.g. shorter lookaheads will lead to faster rotations.
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.. rst-class:: classref-item-separator
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----
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.. _class_PathFollow2D_property_loop:
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- :ref:`bool<class_bool>` **loop**
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.. rst-class:: classref-property
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+-----------+-----------------+
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| *Default* | ``true`` |
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+-----------+-----------------+
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| *Setter* | set_loop(value) |
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+-----------+-----------------+
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| *Getter* | has_loop() |
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+-----------+-----------------+
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:ref:`bool<class_bool>` **loop** = ``true``
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.. rst-class:: classref-property-setget
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- void **set_loop** **(** :ref:`bool<class_bool>` value **)**
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- :ref:`bool<class_bool>` **has_loop** **(** **)**
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If ``true``, any offset outside the path's length will wrap around, instead of stopping at the ends. Use it for cyclic paths.
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.. rst-class:: classref-item-separator
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----
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.. _class_PathFollow2D_property_progress:
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- :ref:`float<class_float>` **progress**
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.. rst-class:: classref-property
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+-----------+---------------------+
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| *Default* | ``0.0`` |
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+-----------+---------------------+
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| *Setter* | set_progress(value) |
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+-----------+---------------------+
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| *Getter* | get_progress() |
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+-----------+---------------------+
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:ref:`float<class_float>` **progress** = ``0.0``
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.. rst-class:: classref-property-setget
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- void **set_progress** **(** :ref:`float<class_float>` value **)**
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- :ref:`float<class_float>` **get_progress** **(** **)**
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The distance along the path, in pixels. Changing this value sets this node's position to a point within the path.
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.. rst-class:: classref-item-separator
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----
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.. _class_PathFollow2D_property_progress_ratio:
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- :ref:`float<class_float>` **progress_ratio**
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.. rst-class:: classref-property
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+-----------+---------------------------+
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| *Default* | ``0.0`` |
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+-----------+---------------------------+
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| *Setter* | set_progress_ratio(value) |
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+-----------+---------------------------+
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| *Getter* | get_progress_ratio() |
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+-----------+---------------------------+
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:ref:`float<class_float>` **progress_ratio** = ``0.0``
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.. rst-class:: classref-property-setget
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- void **set_progress_ratio** **(** :ref:`float<class_float>` value **)**
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- :ref:`float<class_float>` **get_progress_ratio** **(** **)**
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The distance along the path as a number in the range 0.0 (for the first vertex) to 1.0 (for the last). This is just another way of expressing the progress within the path, as the offset supplied is multiplied internally by the path's length.
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.. rst-class:: classref-item-separator
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----
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.. _class_PathFollow2D_property_rotates:
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- :ref:`bool<class_bool>` **rotates**
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.. rst-class:: classref-property
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+-----------+--------------------+
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| *Default* | ``true`` |
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+-----------+--------------------+
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| *Setter* | set_rotates(value) |
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+-----------+--------------------+
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| *Getter* | is_rotating() |
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+-----------+--------------------+
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:ref:`bool<class_bool>` **rotates** = ``true``
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.. rst-class:: classref-property-setget
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- void **set_rotates** **(** :ref:`bool<class_bool>` value **)**
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- :ref:`bool<class_bool>` **is_rotating** **(** **)**
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If ``true``, this node rotates to follow the path, with the +X direction facing forward on the path.
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.. rst-class:: classref-item-separator
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----
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.. _class_PathFollow2D_property_v_offset:
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- :ref:`float<class_float>` **v_offset**
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.. rst-class:: classref-property
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+-----------+---------------------+
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| *Default* | ``0.0`` |
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+-----------+---------------------+
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| *Setter* | set_v_offset(value) |
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+-----------+---------------------+
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| *Getter* | get_v_offset() |
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+-----------+---------------------+
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:ref:`float<class_float>` **v_offset** = ``0.0``
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.. rst-class:: classref-property-setget
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- void **set_v_offset** **(** :ref:`float<class_float>` value **)**
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- :ref:`float<class_float>` **get_v_offset** **(** **)**
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The node's offset perpendicular to the curve.
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