Add support to get a bezier curve extreme values

Add logic to get the extreme values of a curve segment. This is used by
the studio to fit an animation curve.

Change-Id: I65564802524bfd49793624a560d98cc67d22e055
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
Reviewed-by: Tomi Korpipää <tomi.korpipaa@qt.io>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/dm/systems/cores/AnimationCoreProducer.cpp b/src/dm/systems/cores/AnimationCoreProducer.cpp
index 6de5827..6168ccf 100644
--- a/src/dm/systems/cores/AnimationCoreProducer.cpp
+++ b/src/dm/systems/cores/AnimationCoreProducer.cpp
@@ -378,6 +378,13 @@ float CAnimationCoreProducer::EvaluateAnimation(Qt3DSDMAnimationHandle animation
     return m_Data->EvaluateAnimation(animation, time);
 }
 
+std::pair<float, float> CAnimationCoreProducer::getAnimationExtrema(
+                                                        Qt3DSDMAnimationHandle animation,
+                                                        long startTime, long endTime) const
+{
+    return m_Data->getAnimationExtrema(animation, startTime, endTime);
+}
+
 bool CAnimationCoreProducer::KeyframeValid(Qt3DSDMKeyframeHandle inKeyframe) const
 {
     return m_Data->KeyframeValid(inKeyframe);