Explicitly documented that Transform.basis is not necessarily an orthogonal matrix.

Also added a check that in axis-angle rotations, axis is a normalized vector, and modified the docs accordingly.

Fixes #8113.

1 files changed, 5 insertions, 0 deletions

diff --git a/core/math/vector3.h b/core/math/vector3.h
index fc02e66c33..097d6b9480 100644
--- a/core/math/vector3.h
+++ b/core/math/vector3.h
@@ -75,6 +75,7 @@ struct Vector3 {
 
 	_FORCE_INLINE_ void normalize();
 	_FORCE_INLINE_ Vector3 normalized() const;
+	_FORCE_INLINE_ bool is_normalized() const;
 	_FORCE_INLINE_ Vector3 inverse() const;
 
 	_FORCE_INLINE_ void zero();
@@ -385,6 +386,10 @@ Vector3 Vector3::normalized() const {
 	return v;
 }
 
+bool Vector3::is_normalized() const {
+	return Math::isequal_approx(length(), (real_t)1.0);
+}
+
 Vector3 Vector3::inverse() const {
 
 	return Vector3(1.0 / x, 1.0 / y, 1.0 / z);