Add null object checks to datainputv2.3.0-beta3

Change-Id: Idbbfb06cb9fe176ad233c6e668743b7178b988ec
Task-id: QT3DS-3077
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/runtime/api/q3dsdatainput.cpp b/src/runtime/api/q3dsdatainput.cpp
index 0abeba4..d70f4ca 100644
--- a/src/runtime/api/q3dsdatainput.cpp
+++ b/src/runtime/api/q3dsdatainput.cpp
@@ -220,6 +220,9 @@ void Q3DSDataInput::setValue(const QVariant &value)
 float Q3DSDataInput::min() const
 {
     Q_D(const Q3DSDataInput);
+    if (!d->presentation)
+        return 0.0f;
+
     return Q3DSPresentationPrivate::get(d->presentation)->dataInputMin(d->name);
 }
 
@@ -244,6 +247,10 @@ void Q3DSDataInput::setMin(float min)
 float Q3DSDataInput::max() const
 {
     Q_D(const Q3DSDataInput);
+
+    if (!d->presentation)
+        return 0.0f;
+
     return Q3DSPresentationPrivate::get(d->presentation)->dataInputMax(d->name);
 }