scale size of loaded image from pixel to mm

src/Mod/Image/Gui/Command.cpp

@@ -135,12 +135,20 @@ void CmdCreateImagePlane::activated(int iMsg)
         Base::Rotation r = Dlg.Pos.getRotation();
 
         std::string FeatName = getUniqueObjectName("ImagePlane");
+        double xPixelsPerM = impQ.dotsPerMeterX();
+        double width = impQ.width();
+        width = width * 1000 / xPixelsPerM;
+        int nWidth = static_cast<int>(width+0.5);
+        double yPixelsPerM = impQ.dotsPerMeterY();
+        double height = impQ.height();
+        height = height * 1000 / yPixelsPerM;
+        int nHeight = static_cast<int>(height+0.5);
 
         openCommand("Create ImagePlane");
         doCommand(Doc,"App.activeDocument().addObject('Image::ImagePlane','%s\')",FeatName.c_str());
         doCommand(Doc,"App.activeDocument().%s.ImageFile = '%s'",FeatName.c_str(),(const char*)s.toUtf8());
-        doCommand(Doc,"App.activeDocument().%s.XSize = %d",FeatName.c_str(),impQ.width () );
-        doCommand(Doc,"App.activeDocument().%s.YSize = %d",FeatName.c_str(),impQ.height() );
+        doCommand(Doc,"App.activeDocument().%s.XSize = %d",FeatName.c_str(),nWidth);
+        doCommand(Doc,"App.activeDocument().%s.YSize = %d",FeatName.c_str(),nHeight);
         doCommand(Doc,"App.activeDocument().%s.Placement = App.Placement(App.Vector(%f,%f,%f),App.Rotation(%f,%f,%f,%f))"
                      ,FeatName.c_str(),p.x,p.y,p.z,r[0],r[1],r[2],r[3]);
         commitCommand();