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IMeshManipulator::transform can now also normalize normals

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Also only update normals now using inner 3x3 matrix (same result usually as last column is 0,0,0 but faster)
And adding some comments.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6419 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien
2022-08-26 14:09:04 +00:00
parent 662001566b
commit eafbe063be
3 changed files with 54 additions and 10 deletions
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4
include/matrix4.h
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@ -221,10 +221,10 @@ namespace core
//! Translate a vector by the inverse of the translation part of this matrix.
void inverseTranslateVect( vector3df& vect ) const;
//! Rotate a vector by the inverse of the rotation part of this matrix.
//! Tranform (rotate/scale) a vector by the inverse of the rotation part this matrix
void inverseRotateVect( vector3df& vect ) const;
//! Rotate a vector by the rotation part of this matrix.
//! Transform (rotate/scale) a vector by the rotation part of this matrix.
void rotateVect( vector3df& vect ) const;
//! An alternate transform vector method, writing into a second vector