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@@ -1371,10 +1371,28 @@ bool close_found = false;// flag: true if close tag of node are found.
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void X3DImporter::ParseNode_Scene()
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void X3DImporter::ParseNode_Scene()
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{
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{
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+auto GroupCounter_Increase = [](size_t& pCounter, const char* pGroupName) -> void
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+{
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+ pCounter++;
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+ if(pCounter == 0) throw DeadlyImportError("Group counter overflow. Too much groups with type: " + std::string(pGroupName) + ".");
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+};
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+
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+auto GroupCounter_Decrease = [&](size_t& pCounter, const char* pGroupName) -> void
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+{
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+ if(pCounter == 0) Throw_TagCountIncorrect(pGroupName);
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+
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+ pCounter--;
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+};
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+
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+const char* GroupName_Group = "Group";
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+const char* GroupName_StaticGroup = "StaticGroup";
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+const char* GroupName_Transform = "Transform";
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+const char* GroupName_Switch = "Switch";
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+
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bool close_found = false;
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bool close_found = false;
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-ssize_t group_cnt = 0;
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-ssize_t transform_cnt = 0;
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-ssize_t sw_cnt = 0;
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+size_t counter_group = 0;
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+size_t counter_transform = 0;
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+size_t counter_switch = 0;
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// while create static node? Because objects name used deeper in "USE" attribute can be equal to some meta in <head> node.
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// while create static node? Because objects name used deeper in "USE" attribute can be equal to some meta in <head> node.
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ParseHelper_Group_Begin(true);
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ParseHelper_Group_Begin(true);
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@@ -1386,30 +1404,33 @@ ssize_t sw_cnt = 0;
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{
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{
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ParseNode_Shape_Shape();
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ParseNode_Shape_Shape();
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}
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}
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- else if(XML_CheckNode_NameEqual("Group"))
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+ else if(XML_CheckNode_NameEqual(GroupName_Group))
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{
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{
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- group_cnt++;
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+ GroupCounter_Increase(counter_group, GroupName_Group);
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ParseNode_Grouping_Group();
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ParseNode_Grouping_Group();
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- if(mReader->isEmptyElement()) group_cnt--;// if node is empty then decrease group counter at this place.
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+ // if node is empty then decrease group counter at this place.
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+ if(mReader->isEmptyElement()) GroupCounter_Decrease(counter_group, GroupName_Group);
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}
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}
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- else if(XML_CheckNode_NameEqual("StaticGroup"))
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+ else if(XML_CheckNode_NameEqual(GroupName_StaticGroup))
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{
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{
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- group_cnt++;
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+ GroupCounter_Increase(counter_group, GroupName_StaticGroup);
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ParseNode_Grouping_StaticGroup();
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ParseNode_Grouping_StaticGroup();
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- if(mReader->isEmptyElement()) group_cnt--;// if node is empty then decrease group counter at this place.
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-
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+ // if node is empty then decrease group counter at this place.
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+ if(mReader->isEmptyElement()) GroupCounter_Decrease(counter_group, GroupName_StaticGroup);
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}
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}
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- else if(XML_CheckNode_NameEqual("Transform"))
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+ else if(XML_CheckNode_NameEqual(GroupName_Transform))
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{
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{
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- transform_cnt++;
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+ GroupCounter_Increase(counter_transform, GroupName_Transform);
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ParseNode_Grouping_Transform();
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ParseNode_Grouping_Transform();
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- if(mReader->isEmptyElement()) transform_cnt--;// if node is empty then decrease group counter at this place.
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+ // if node is empty then decrease group counter at this place.
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+ if(mReader->isEmptyElement()) GroupCounter_Decrease(counter_transform, GroupName_Transform);
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}
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}
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- else if(XML_CheckNode_NameEqual("Switch"))
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+ else if(XML_CheckNode_NameEqual(GroupName_Switch))
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{
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{
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- sw_cnt++;
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+ GroupCounter_Increase(counter_switch, GroupName_Switch);
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ParseNode_Grouping_Switch();
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ParseNode_Grouping_Switch();
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- if(mReader->isEmptyElement()) sw_cnt--;// if node is empty then decrease group counter at this place.
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+ // if node is empty then decrease group counter at this place.
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+ if(mReader->isEmptyElement()) GroupCounter_Decrease(counter_switch, GroupName_Switch);
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}
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}
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else if(XML_CheckNode_NameEqual("DirectionalLight"))
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else if(XML_CheckNode_NameEqual("DirectionalLight"))
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{
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{
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@@ -1440,24 +1461,24 @@ ssize_t sw_cnt = 0;
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break;
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break;
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}
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}
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- else if(XML_CheckNode_NameEqual("Group"))
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+ else if(XML_CheckNode_NameEqual(GroupName_Group))
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{
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{
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- group_cnt--;
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+ GroupCounter_Decrease(counter_group, GroupName_Group);
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ParseNode_Grouping_GroupEnd();
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ParseNode_Grouping_GroupEnd();
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}
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}
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- else if(XML_CheckNode_NameEqual("StaticGroup"))
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+ else if(XML_CheckNode_NameEqual(GroupName_StaticGroup))
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{
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{
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- group_cnt--;
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+ GroupCounter_Decrease(counter_group, GroupName_StaticGroup);
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ParseNode_Grouping_StaticGroupEnd();
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ParseNode_Grouping_StaticGroupEnd();
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}
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}
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- else if(XML_CheckNode_NameEqual("Transform"))
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+ else if(XML_CheckNode_NameEqual(GroupName_Transform))
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{
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{
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- transform_cnt--;
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+ GroupCounter_Decrease(counter_transform, GroupName_Transform);
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ParseNode_Grouping_TransformEnd();
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ParseNode_Grouping_TransformEnd();
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}
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}
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- else if(XML_CheckNode_NameEqual("Switch"))
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+ else if(XML_CheckNode_NameEqual(GroupName_Switch))
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{
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{
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- sw_cnt--;
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+ GroupCounter_Decrease(counter_switch, GroupName_Switch);
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ParseNode_Grouping_SwitchEnd();
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ParseNode_Grouping_SwitchEnd();
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}
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}
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}// if(mReader->getNodeType() == irr::io::EXN_ELEMENT) else
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}// if(mReader->getNodeType() == irr::io::EXN_ELEMENT) else
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@@ -1465,9 +1486,9 @@ ssize_t sw_cnt = 0;
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ParseHelper_Node_Exit();
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ParseHelper_Node_Exit();
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- if(group_cnt) Throw_TagCountIncorrect("Group");
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- if(transform_cnt) Throw_TagCountIncorrect("Transform");
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- if(sw_cnt) Throw_TagCountIncorrect("Switch");
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+ if(counter_group) Throw_TagCountIncorrect("Group");
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+ if(counter_transform) Throw_TagCountIncorrect("Transform");
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+ if(counter_switch) Throw_TagCountIncorrect("Switch");
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if(!close_found) Throw_CloseNotFound("Scene");
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if(!close_found) Throw_CloseNotFound("Scene");
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}
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}
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Alexandr Arutjunov