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Add warning about rotateXZBy using right handed rotation

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Rest of Irrlicht is using left-handed rotatations.
But 2d vector rotations all uses ccw which is kinda the same direction as this one if you consider those as rotations around Y, so I guess that was maybe the reason back then.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6536 dfc29bdd-3216-0410-991c-e03cc46cb475
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cutealien 2023-09-26 21:31:35 +00:00 committed by sfan5
parent 9813b460e1
commit 631c0fa77b
1 changed files with 4 additions and 1 deletions
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include/vector3d.h
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@ -207,7 +207,10 @@ namespace core
} }
//! Rotates the vector by a specified number of degrees around the Y axis and the specified center. //! Rotates the vector by a specified number of degrees around the Y axis and the specified center.
/** \param degrees Number of degrees to rotate around the Y axis. /** CAREFUL: For historical reasons rotateXZBy uses a right-handed rotation
(maybe to make it more similar to the 2D vector rotations which are counterclockwise).
To have this work the same way as rest of Irrlicht (nodes, matrices, other rotateBy functions) pass -1*degrees in here.
\param degrees Number of degrees to rotate around the Y axis.
\param center The center of the rotation. */ \param center The center of the rotation. */
void rotateXZBy(f64 degrees, const vector3d<T>& center=vector3d<T>()) void rotateXZBy(f64 degrees, const vector3d<T>& center=vector3d<T>())
{ {