TorqueGameEngines/Torque3D
1
0
Fork 0
mirror of https://github.com/TorqueGameEngines/Torque3D.git synced 2026-07-14 16:14:38 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

mQuat.h change to fix QuatF::angleBetween

Browse source 
The old version doesn't have that 2.0f in the return that seems to be needed.
Also added normalizing inside so it can be used for not-normalized quaternions too.
This commit is contained in:
irei1as 2015-09-22 19:37:42 +02:00
parent e8d1238794
commit 3630f97ab1
1 changed files with 7 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

9
Engine/source/math/mQuat.h
View file

@ -227,8 +227,13 @@ inline F32 QuatF::dot( const QuatF &q ) const
inline F32 QuatF::angleBetween( const QuatF & q ) inline F32 QuatF::angleBetween( const QuatF & q )
{ {
// angle between to quaternions // angle between two quaternions
return mAcos(x * q.x + y * q.y + z * q.z + w * q.w); QuatF base(x,y,z,w);
base=base.normalize();
QuatF q_norm=q;
q_norm=q_norm.normalize();
return 2.0f*mAcos(base.dot(q_norm));
} }
#endif // _MQUAT_H_ #endif // _MQUAT_H_