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-rw-r--r--doc/classes/Vector3.xml13
1 files changed, 12 insertions, 1 deletions
diff --git a/doc/classes/Vector3.xml b/doc/classes/Vector3.xml
index 054ca7e22c..2896408505 100644
--- a/doc/classes/Vector3.xml
+++ b/doc/classes/Vector3.xml
@@ -5,7 +5,8 @@
</brief_description>
<description>
3-element structure that can be used to represent positions in 3D space or any other triplet of numeric values.
- It uses floating-point coordinates. See [Vector3i] for its integer counterpart.
+ It uses floating-point coordinates. By default, these floating-point values use 32-bit precision, unlike [float] which is always 64-bit. If double precision is needed, compile the engine with the option [code]float=64[/code].
+ See [Vector3i] for its integer counterpart.
[b]Note:[/b] In a boolean context, a Vector3 will evaluate to [code]false[/code] if it's equal to [code]Vector3(0, 0, 0)[/code]. Otherwise, a Vector3 will always evaluate to [code]true[/code].
</description>
<tutorials>
@@ -61,6 +62,16 @@
Returns the unsigned minimum angle to the given vector, in radians.
</description>
</method>
+ <method name="bezier_derivative" qualifiers="const">
+ <return type="Vector3" />
+ <param index="0" name="control_1" type="Vector3" />
+ <param index="1" name="control_2" type="Vector3" />
+ <param index="2" name="end" type="Vector3" />
+ <param index="3" name="t" type="float" />
+ <description>
+ Returns the derivative at the given [param t] on the [url=https://en.wikipedia.org/wiki/B%C3%A9zier_curve]Bezier curve[/url] defined by this vector and the given [param control_1], [param control_2], and [param end] points.
+ </description>
+ </method>
<method name="bezier_interpolate" qualifiers="const">
<return type="Vector3" />
<param index="0" name="control_1" type="Vector3" />