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authorCampbell Barton <ideasman42@gmail.com>2013-01-13 07:48:48 +0400
committerCampbell Barton <ideasman42@gmail.com>2013-01-13 07:48:48 +0400
commit06dd4fa40c104b02b20050389d8a8c64d87062aa (patch)
tree2d0ac7aced825e7b8f64446fd01e238601a2dddf /source/gameengine/Ketsji/KX_TrackToActuator.cpp
parent1e5ea3e5c43f8cb4d890a7e1e2c1283f33b6a057 (diff)
bge track-to actuator: reverse the order of the cross product rather then negating.
Diffstat (limited to 'source/gameengine/Ketsji/KX_TrackToActuator.cpp')
-rw-r--r--source/gameengine/Ketsji/KX_TrackToActuator.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/source/gameengine/Ketsji/KX_TrackToActuator.cpp b/source/gameengine/Ketsji/KX_TrackToActuator.cpp
index be2b40316e8..44a6e2fd7ee 100644
--- a/source/gameengine/Ketsji/KX_TrackToActuator.cpp
+++ b/source/gameengine/Ketsji/KX_TrackToActuator.cpp
@@ -294,7 +294,7 @@ bool KX_TrackToActuator::Update(double curtime, bool frame)
{
// (1.0 , 0.0 , 0.0 ) x direction is forward, z (0.0 , 0.0 , 1.0 ) up
left = dir.safe_normalized();
- dir = -(left.cross(up)).safe_normalized();
+ dir = up.cross(left).safe_normalized();
mat.setValue (
left[0], dir[0],up[0],
left[1], dir[1],up[1],
@@ -334,7 +334,7 @@ bool KX_TrackToActuator::Update(double curtime, bool frame)
{
// (1.0 , 0.0 , 0.0 ) x direction is forward, z (0.0 , 0.0 , 1.0 ) up
left = -dir.safe_normalized();
- dir = -(left.cross(up)).safe_normalized();
+ dir = up.cross(left).safe_normalized();
mat.setValue (
left[0], dir[0],up[0],
left[1], dir[1],up[1],
@@ -373,7 +373,7 @@ bool KX_TrackToActuator::Update(double curtime, bool frame)
{
// (1.0 , 0.0 , 0.0 ) -x direction is forward, z (0.0 , 0.0 , 1.0 ) up
left = -dir.safe_normalized();
- dir = -(left.cross(up)).safe_normalized();
+ dir = up.cross(left).safe_normalized();
mat.setValue (
left[0], dir[0],up[0],
left[1], dir[1],up[1],