qt-everywhere-src-5.15.1/qt3d/src/3rdparty/assimp/code/X3DImporter_Macro.hpp

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Open Asset Import Library (assimp)
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/// \file X3DImporter_Macro.hpp
/// \brief Useful macrodefines.
/// \date 2015-2016
/// \author smal.root@gmail.com

#ifndef X3DIMPORTER_MACRO_HPP_INCLUDED
#define X3DIMPORTER_MACRO_HPP_INCLUDED

/// \def MACRO_USE_CHECKANDAPPLY(pDEF, pUSE, pNE)
/// Used for regular checking while attribute "USE" is defined.
/// \param [in] pDEF - string holding "DEF" value.
/// \param [in] pUSE - string holding "USE" value.
/// \param [in] pType - type of element to find.
/// \param [out] pNE - pointer to found node element.
#define MACRO_USE_CHECKANDAPPLY(pDEF, pUSE, pType, pNE) \
	do { \
	XML_CheckNode_MustBeEmpty(); \
	if(!pDEF.empty()) Throw_DEF_And_USE(); \
	if(!FindNodeElement(pUSE, CX3DImporter_NodeElement::pType, &pNE)) Throw_USE_NotFound(pUSE); \
	 \
	NodeElement_Cur->Child.push_back(pNE);/* add found object as child to current element */ \
	} while(false)

/// \def MACRO_ATTRREAD_LOOPBEG
/// Begin of loop that read attributes values.
#define MACRO_ATTRREAD_LOOPBEG \
	for(int idx = 0, idx_end = mReader->getAttributeCount(); idx < idx_end; idx++) \
	{ \
		std::string an(mReader->getAttributeName(idx));

/// \def MACRO_ATTRREAD_LOOPEND
/// End of loop that read attributes values.
#define MACRO_ATTRREAD_LOOPEND \
		Throw_IncorrectAttr(an); \
	}

/// \def MACRO_ATTRREAD_CHECK_REF
/// Check curent attribute name and if it equal to requested then read value. Result write to output variable by reference. If result was read then
/// "continue" will called.
/// \param [in] pAttrName - attribute name.
/// \param [out] pVarName - output variable name.
/// \param [in] pFunction - function which read attribute value and write it to pVarName.
#define MACRO_ATTRREAD_CHECK_REF(pAttrName, pVarName, pFunction) \
	if(an == pAttrName) \
	{ \
		pFunction(idx, pVarName); \
		continue; \
	}

/// \def MACRO_ATTRREAD_CHECK_RET
/// Check curent attribute name and if it equal to requested then read value. Result write to output variable using return value of \ref pFunction.
/// If result was read then  "continue" will called.
/// \param [in] pAttrName - attribute name.
/// \param [out] pVarName - output variable name.
/// \param [in] pFunction - function which read attribute value and write it to pVarName.
#define MACRO_ATTRREAD_CHECK_RET(pAttrName, pVarName, pFunction) \
	if(an == pAttrName) \
	{ \
		pVarName = pFunction(idx); \
		continue; \
	}

/// \def MACRO_ATTRREAD_CHECKUSEDEF_RET
/// Compact variant for checking "USE" and "DEF". Also skip bbox attributes: "bboxCenter", "bboxSize".
/// If result was read then  "continue" will called.
/// \param [out] pDEF_Var - output variable name for "DEF" value.
/// \param [out] pUSE_Var - output variable name for "USE" value.
#define MACRO_ATTRREAD_CHECKUSEDEF_RET(pDEF_Var, pUSE_Var) \
	MACRO_ATTRREAD_CHECK_RET("DEF", pDEF_Var, mReader->getAttributeValue); \
	MACRO_ATTRREAD_CHECK_RET("USE", pUSE_Var, mReader->getAttributeValue); \
	if(an == "bboxCenter") continue; \
	if(an == "bboxSize") continue; \
	if(an == "containerField") continue; \
	do {} while(false)

/// \def MACRO_NODECHECK_LOOPBEGIN(pNodeName)
/// Begin of loop of parsing child nodes. Do not add ';' at end.
/// \param [in] pNodeName - current node name.
#define MACRO_NODECHECK_LOOPBEGIN(pNodeName) \
	do { \
	bool close_found = false; \
	 \
	while(mReader->read()) \
	{ \
		if(mReader->getNodeType() == irr::io::EXN_ELEMENT) \
		{

/// \def MACRO_NODECHECK_LOOPEND(pNodeName)
/// End of loop of parsing child nodes.
/// \param [in] pNodeName - current node name.
#define MACRO_NODECHECK_LOOPEND(pNodeName) \
		}/* if(mReader->getNodeType() == irr::io::EXN_ELEMENT) */ \
		else if(mReader->getNodeType() == irr::io::EXN_ELEMENT_END) \
		{ \
			if(XML_CheckNode_NameEqual(pNodeName)) \
			{ \
				close_found = true; \
	 \
				break; \
			} \
		}/* else if(mReader->getNodeType() == irr::io::EXN_ELEMENT_END) */ \
	}/* while(mReader->read()) */ \
	 \
	if(!close_found) Throw_CloseNotFound(pNodeName); \
	 \
	} while(false)

#define MACRO_NODECHECK_METADATA(pNodeName) \
	MACRO_NODECHECK_LOOPBEGIN(pNodeName) \
			/* and childs must be metadata nodes */ \
			if(!ParseHelper_CheckRead_X3DMetadataObject()) XML_CheckNode_SkipUnsupported(pNodeName); \
	 MACRO_NODECHECK_LOOPEND(pNodeName)

/// \def MACRO_FACE_ADD_QUAD_FA(pCCW, pOut, pIn, pP1, pP2, pP3, pP4)
/// Add points as quad. Means that pP1..pP4 set in CCW order.
#define MACRO_FACE_ADD_QUAD_FA(pCCW, pOut, pIn, pP1, pP2, pP3, pP4) \
	do { \
	if(pCCW) \
	{ \
		pOut.push_back(pIn[pP1]); \
		pOut.push_back(pIn[pP2]); \
		pOut.push_back(pIn[pP3]); \
		pOut.push_back(pIn[pP4]); \
	} \
	else \
	{ \
		pOut.push_back(pIn[pP4]); \
		pOut.push_back(pIn[pP3]); \
		pOut.push_back(pIn[pP2]); \
		pOut.push_back(pIn[pP1]); \
	} \
	} while(false)

/// \def MACRO_FACE_ADD_QUAD(pCCW, pOut, pP1, pP2, pP3, pP4)
/// Add points as quad. Means that pP1..pP4 set in CCW order.
#define MACRO_FACE_ADD_QUAD(pCCW, pOut, pP1, pP2, pP3, pP4) \
	do { \
	if(pCCW) \
	{ \
		pOut.push_back(pP1); \
		pOut.push_back(pP2); \
		pOut.push_back(pP3); \
		pOut.push_back(pP4); \
	} \
	else \
	{ \
		pOut.push_back(pP4); \
		pOut.push_back(pP3); \
		pOut.push_back(pP2); \
		pOut.push_back(pP1); \
	} \
	} while(false)

#endif // X3DIMPORTER_MACRO_HPP_INCLUDED