added checks in linkedPose

source/RobotAPI/libraries/core/LinkedPose.cpp

@@ -47,6 +47,7 @@ namespace armarx {
         Pose(other),
         FramedPose(other)
     {
+        ARMARX_CHECK_EXPRESSION_W_HINT(referenceRobot, "The robot proxy must not be zero");
         this->referenceRobot = referenceRobot;
         if(referenceRobot)
         {
@@ -60,6 +61,7 @@ namespace armarx {
         Pose(m, v),
         FramedPose(m, v, s, referenceRobot->getName())
     {
+        ARMARX_CHECK_EXPRESSION_W_HINT(referenceRobot, "The robot proxy must not be zero");
         referenceRobot->ref();
         this->referenceRobot = referenceRobot;        
     }
@@ -68,6 +70,7 @@ namespace armarx {
         Pose(m),
         FramedPose(m, s, referenceRobot->getName())
     {
+        ARMARX_CHECK_EXPRESSION_W_HINT(referenceRobot, "The robot proxy must not be zero");
         referenceRobot->ref();
         this->referenceRobot = referenceRobot;
     }