/*==LICENSE==* CyanWorlds.com Engine - MMOG client, server and tools Copyright (C) 2011 Cyan Worlds, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . 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You can contact Cyan Worlds, Inc. by email legal@cyan.com or by snail mail at: Cyan Worlds, Inc. 14617 N Newport Hwy Mead, WA 99021 *==LICENSE==*/ #include "hsTypes.h" #include "plHardRegionTypes.h" #include "hsStream.h" #include "hsResMgr.h" //////////////////////////////////////////////////////////////////////////////////////// // Base hard and complex //////////////////////////////////////////////////////////////////////////////////////// plHardRegionComplex::plHardRegionComplex() { } plHardRegionComplex::~plHardRegionComplex() { } void plHardRegionComplex::Read(hsStream* s, hsResMgr* mgr) { plHardRegion::Read(s, mgr); int n = s->ReadSwap32(); int i; for( i = 0; i < n; i++ ) mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, 0, kSubRegion), plRefFlags::kActiveRef); } void plHardRegionComplex::Write(hsStream* s, hsResMgr* mgr) { plHardRegion::Write(s, mgr); s->WriteSwap32(fSubRegions.GetCount()); int i; for( i = 0; i < fSubRegions.GetCount(); i++ ) mgr->WriteKey(s, fSubRegions[i]); } hsBool plHardRegionComplex::MsgReceive(plMessage* msg) { plGenRefMsg* refMsg = plGenRefMsg::ConvertNoRef(msg); if( refMsg ) { if( refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest) ) { plHardRegion* sub = plHardRegion::ConvertNoRef(refMsg->GetRef()); hsAssert(fSubRegions.kMissingIndex == fSubRegions.Find(sub), "Adding subRegion I already have"); fSubRegions.Append(sub); } else if( refMsg->GetContext() & (plRefMsg::kOnDestroy|plRefMsg::kOnRemove) ) { plHardRegion* sub = (plHardRegion*)refMsg->GetRef(); int idx = fSubRegions.Find(sub); if( idx != fSubRegions.kMissingIndex ) fSubRegions.Remove(idx); } return true; } return plHardRegion::MsgReceive(msg); } //////////////////////////////////////////////////////////////////////////////////////// // Booleans follow //////////////////////////////////////////////////////////////////////////////////////// // Union //////////////////////////////////////////////////////////////////////////////////////// plHardRegionUnion::plHardRegionUnion() { } plHardRegionUnion::~plHardRegionUnion() { } hsBool plHardRegionUnion::IIsInside(const hsPoint3& pos) const { int i; for( i = 0; i < fSubRegions.GetCount(); i++ ) { if( fSubRegions[i]->IIsInside(pos) ) return true; } return false; } hsBool plHardRegionUnion::ICameraInside() const { if( fState & kDirty ) { fState &= ~(kCamInside | kDirty); int i; for( i = 0; i < fSubRegions.GetCount(); i++ ) { if( fSubRegions[i]->ICameraInside() ) { fState |= kCamInside; return true; } } } return false; } // Intersection //////////////////////////////////////////////////////////////////////////////////////// plHardRegionIntersect::plHardRegionIntersect() { } plHardRegionIntersect::~plHardRegionIntersect() { } hsBool plHardRegionIntersect::IIsInside(const hsPoint3& pos) const { int i; for( i = 0; i < fSubRegions.GetCount(); i++ ) { if( !fSubRegions[i]->IIsInside(pos) ) return false; } return true; } hsBool plHardRegionIntersect::ICameraInside() const { if( fState & kDirty ) { fState &= ~kDirty; fState |= kCamInside; int i; for( i = 0; i < fSubRegions.GetCount(); i++ ) { if( !fSubRegions[i]->ICameraInside() ) { fState &= ~kCamInside; return false; } } } return true; } // Invert //////////////////////////////////////////////////////////////////////////////////////// plHardRegionInvert::plHardRegionInvert() { } plHardRegionInvert::~plHardRegionInvert() { } hsBool plHardRegionInvert::IIsInside(const hsPoint3& pos) const { hsAssert(fSubRegions.GetCount() <= 1, "Too many subRegions on inverter"); return !fSubRegions[0]->IIsInside(pos); } hsBool plHardRegionInvert::ICameraInside() const { hsAssert(fSubRegions.GetCount() <= 1, "Too many subRegions on inverter"); return !fSubRegions[0]->ICameraInside(); } ///////////////////////////////////////////////////////////////////////////////