Handle empty vector type action values

With all-zero vector values (0,0,0) Studio doesn't currently store
"value" parameter at all into uip. So empty vector type values are
handled as "0 0 0".

Task-number: QT3DS-3143
Change-Id: Iebb7c3f50296ef54da346e48601e14fe6d74892e
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/runtime/q3dsuipparser.cpp b/src/runtime/q3dsuipparser.cpp
index 3130aee..ecb79f9 100644
--- a/src/runtime/q3dsuipparser.cpp
+++ b/src/runtime/q3dsuipparser.cpp
@@ -648,6 +648,12 @@ void Q3DSUipParser::parseAddSet(Q3DSSlide *slide, bool isSet, bool isMaster)
                                 ha.value = attr.value().trimmed().toString();
                             }
                         }
+                        if (ha.value.isEmpty() && ha.type == Q3DS::Vector) {
+                            // With all-zero vector values (0,0,0) Studio doesn't currently
+                            // store "value" parameter at all into uip. So empty vector
+                            // type values are handled as "0 0 0", see QT3DS-3143.
+                            ha.value = QStringLiteral("0 0 0");
+                        }
                         action.handlerArgs.append(ha);
                     }
                     r->skipCurrentElement();