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Add a function for finding last matching structure

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Asdow
2026-05-06 11:28:11 +03:00
parent 46afd90fdc
commit 09197e421c
2 changed files with 29 additions and 0 deletions
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TileEngine/structure.cpp
+28
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@@ -1428,6 +1428,7 @@ STRUCTURE * SwapStructureForPartnerForcingGraphicalChange( INT32 sGridNo, STRUCT
}
#endif
// Finds the first structure with matching flag
STRUCTURE * FindStructure( INT32 sGridNo, UINT32 fFlags )
{
// finds a structure that matches any of the given flags
@@ -1451,6 +1452,33 @@ STRUCTURE * FindStructure( INT32 sGridNo, UINT32 fFlags )
return( NULL );
}
// Finds the last structure with matching flag
STRUCTURE* FindLastStructure(INT32 sGridNo, UINT32 fFlags)
{
// finds a structure that matches any of the given flags
STRUCTURE* pCurrent;
STRUCTURE* pLastMatch = nullptr;
//bug fix for win98 crash when traveling between sectors
if ( TileIsOutOfBounds(sGridNo) )
{
return(NULL);
}
pCurrent = gpWorldLevelData[sGridNo].pStructureHead;
while ( pCurrent != NULL )
{
if ( (pCurrent->fFlags & fFlags) != 0 )
{
pLastMatch = pCurrent;
//return(pCurrent);
}
pCurrent = pCurrent->pNext;
}
return(pLastMatch);
}
STRUCTURE * FindNextStructure( STRUCTURE * pStructure, UINT32 fFlags )
{
STRUCTURE * pCurrent;
TileEngine/structure.h
+1
View File
@@ -47,6 +47,7 @@ BOOLEAN DeleteStructureFromWorld( STRUCTURE * pStructure );
// functions to find a structure in a location
//
STRUCTURE * FindStructure( INT32 sGridNo, UINT32 fFlags );
STRUCTURE* FindLastStructure(INT32 sGridNo, UINT32 fFlags);
STRUCTURE * FindNextStructure( STRUCTURE * pStructure, UINT32 fFlags );
STRUCTURE * FindStructureByID( INT32 sGridNo, UINT16 usStructureID );
STRUCTURE * FindBaseStructure( STRUCTURE * pStructure );