assimp/code/X3DImporter_Macro.hpp

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2016-09-29 15:50:24 +00:00
/// \file X3DImporter_Macro.hpp
/// \brief Useful macrodefines.
/// \date 2015-2016
/// \author nevorek@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