assimp/code/AMF/AMFImporter_Macro.hpp

167 lines
6.3 KiB
C++

/*
---------------------------------------------------------------------------
Open Asset Import Library (assimp)
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*/
/// \file AMFImporter_Macro.hpp
/// \brief Useful macrodefines.
/// \date 2016
/// \author smal.root@gmail.com
#pragma once
#ifndef AMFIMPORTER_MACRO_HPP_INCLUDED
#define AMFIMPORTER_MACRO_HPP_INCLUDED
/// \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_LOOPEND_WSKIP
/// End of loop that read attributes values. Difference from \ref MACRO_ATTRREAD_LOOPEND in that: current macro skip unknown attributes, but
/// \ref MACRO_ATTRREAD_LOOPEND throw an exception.
#define MACRO_ATTRREAD_LOOPEND_WSKIP \
continue; \
}
/// \def MACRO_ATTRREAD_CHECK_REF
/// Check current 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 current 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_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) \
XML_CheckNode_SkipUnsupported(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)
/// \def MACRO_NODECHECK_READCOMP_F
/// Check current node name and if it equal to requested then read value. Result write to output variable of type "float".
/// If result was read then "continue" will called. Also check if node data already read then raise exception.
/// \param [in] pNodeName - node name.
/// \param [in, out] pReadFlag - read flag.
/// \param [out] pVarName - output variable name.
#define MACRO_NODECHECK_READCOMP_F(pNodeName, pReadFlag, pVarName) \
if(XML_CheckNode_NameEqual(pNodeName)) \
{ \
/* Check if field already read before. */ \
if(pReadFlag) Throw_MoreThanOnceDefined(pNodeName, "Only one component can be defined."); \
/* Read color component and assign it to object. */ \
pVarName = XML_ReadNode_GetVal_AsFloat(); \
pReadFlag = true; \
continue; \
}
/// \def MACRO_NODECHECK_READCOMP_U32
/// Check current node name and if it equal to requested then read value. Result write to output variable of type "uint32_t".
/// If result was read then "continue" will called. Also check if node data already read then raise exception.
/// \param [in] pNodeName - node name.
/// \param [in, out] pReadFlag - read flag.
/// \param [out] pVarName - output variable name.
#define MACRO_NODECHECK_READCOMP_U32(pNodeName, pReadFlag, pVarName) \
if(XML_CheckNode_NameEqual(pNodeName)) \
{ \
/* Check if field already read before. */ \
if(pReadFlag) Throw_MoreThanOnceDefined(pNodeName, "Only one component can be defined."); \
/* Read color component and assign it to object. */ \
pVarName = XML_ReadNode_GetVal_AsU32(); \
pReadFlag = true; \
continue; \
}
#endif // AMFIMPORTER_MACRO_HPP_INCLUDED