/*
* Substract a brush from another world to a brush in this world.
*/
void CWorld::CSGRemove(CEntity &enThis, CWorld &woOther, CEntity &enOther,
const CPlacement3D &plOther)
{
_pfWorldEditingProfile.StartTimer(CWorldEditingProfile::PTI_CSGTOTAL);
_pfWorldEditingProfile.IncrementAveragingCounter();
// assure that floating point precision is 53 bits
AssureFPT_53();
// get relevant brush mip in other brush
CBrushMip &bmOther = *GetBrushMip(enOther);
if (&bmOther==NULL) {
return;
}
// if other brush has more than one sector
if (bmOther.bm_abscSectors.Count()>1) {
// join all sectors of the other brush together
CBrushSectorSelection selbscOtherAll;
bmOther.SelectAllSectors(selbscOtherAll);
woOther.JoinSectors(selbscOtherAll);
}
// do 'remove material' with joined brush
DoCSGOperation(enThis, woOther, enOther, plOther,
&CObject3D::CSGRemoveMaterial, &CObject3D::CSGRemoveMaterial);
// if the world doesn't have all portal-sector links updated
if (!wo_bPortalLinksUpToDate) {
// update the links
wo_baBrushes.LinkPortalsAndSectors();
wo_bPortalLinksUpToDate = TRUE;
}
_pfWorldEditingProfile.StopTimer(CWorldEditingProfile::PTI_CSGTOTAL);
}
/*
* Split selected sectors in a brush in this world with one brush in other world.
* (other brush must have only one sector)
*/
void CWorld::SplitSectors(CEntity &enThis, CBrushSectorSelection &selbscSectorsToSplit,
CWorld &woOther, CEntity &enOther, const CPlacement3D &plOther)
{
_pfWorldEditingProfile.StartTimer(CWorldEditingProfile::PTI_CSGTOTAL);
_pfWorldEditingProfile.IncrementAveragingCounter();
// assure that floating point precision is 53 bits
AssureFPT_53();
// get relevant brush mip in this brush
CBrushMip &bmThis = *GetBrushMip(enThis);
if (&bmThis==NULL) {
_pfWorldEditingProfile.StopTimer(CWorldEditingProfile::PTI_CSGTOTAL);
return;
}
// get relevant brush mip in other brush
CBrushMip &bmOther = *GetBrushMip(enOther);
if (&bmOther==NULL) {
_pfWorldEditingProfile.StopTimer(CWorldEditingProfile::PTI_CSGTOTAL);
return;
}
/* Assure that the other brush has only one sector. */
// if other brush has more than one sector
if (bmOther.bm_abscSectors.Count()>1) {
// join all sectors of the other brush together
CBrushSectorSelection selbscOtherAll;
bmOther.SelectAllSectors(selbscOtherAll);
woOther.JoinSectors(selbscOtherAll);
}
/* Split selected sectors with the one sector in the other brush. */
// get the sector of the other brush to object
CBrushSectorSelectionForCSG selbscOther;
bmOther.SelectAllSectors(selbscOther);
CObject3D obOther;
DOUBLEaabbox3D boxOther;
woOther.CopySourceBrushSectorsToObject(enOther, selbscOther, plOther,
obOther, enThis.en_plPlacement, boxOther);
// if the selection is empty
if (selbscSectorsToSplit.Count()==0) {
// select all sectors near the splitting tool
bmThis.SelectSectorsInRange(selbscSectorsToSplit, DOUBLEtoFLOAT(boxOther));
}
// for all sectors in the selection
FOREACHINDYNAMICCONTAINER(selbscSectorsToSplit, CBrushSector, itbsc) {
// split the sector using the copy of other object
CObject3D obj(obOther);
SplitOneSector(*itbsc, obj);
}