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143 lines
3.3 KiB
143 lines
3.3 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#include "hsTypes.h" |
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#include "hsStream.h" |
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#include "plSoftVolume.h" |
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#include "plgDispatch.h" |
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#include "../plMessage/plListenerMsg.h" |
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plSoftVolume::plSoftVolume() |
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: fListenState(0), |
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fListenStrength(0), |
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fInsideStrength(1.f), |
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fOutsideStrength(0) |
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{ |
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fListenPos.Set(0,0,0); |
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} |
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plSoftVolume::~plSoftVolume() |
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{ |
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} |
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void plSoftVolume::Read(hsStream* s, hsResMgr* mgr) |
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{ |
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plRegionBase::Read(s, mgr); |
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fListenState = s->ReadSwap32(); |
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SetCheckListener(0 != (fListenState & kListenCheck)); |
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fInsideStrength = s->ReadSwapScalar(); |
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fOutsideStrength = s->ReadSwapScalar(); |
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} |
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void plSoftVolume::Write(hsStream* s, hsResMgr* mgr) |
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{ |
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plRegionBase::Write(s, mgr); |
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s->WriteSwap32(fListenState); |
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s->WriteSwapScalar(fInsideStrength); |
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s->WriteSwapScalar(fOutsideStrength); |
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} |
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hsScalar plSoftVolume::GetStrength(const hsPoint3& pos) const |
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{ |
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return IRemapStrength(IGetStrength(pos)); |
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} |
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hsScalar plSoftVolume::GetListenerStrength() const |
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{ |
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if( !(fListenState & kListenPosSet) ) |
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{ |
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// Some screw-up, haven't received a pos yet. Turn it off till we do. |
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return fListenStrength = IRemapStrength(0); |
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} |
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if( fListenState & kListenDirty ) |
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{ |
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fListenStrength = IUpdateListenerStrength(); |
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fListenState &= ~kListenDirty; |
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} |
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return fListenStrength; |
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} |
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void plSoftVolume::UpdateListenerPosition(const hsPoint3& pos) |
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{ |
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fListenPos = pos; |
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fListenState |= kListenDirty | kListenPosSet; |
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} |
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void plSoftVolume::SetCheckListener(hsBool on) |
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{ |
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if( on ) |
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{ |
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plgDispatch::Dispatch()->RegisterForExactType(plListenerMsg::Index(), GetKey()); |
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fListenState |= kListenCheck | kListenDirty | kListenRegistered; |
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} |
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else |
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{ |
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plgDispatch::Dispatch()->UnRegisterForExactType(plListenerMsg::Index(), GetKey()); |
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fListenState &= ~(kListenCheck | kListenDirty | kListenRegistered); |
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} |
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} |
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hsBool plSoftVolume::MsgReceive(plMessage* msg) |
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{ |
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plListenerMsg* list = plListenerMsg::ConvertNoRef(msg); |
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if( list ) |
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{ |
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UpdateListenerPosition(list->GetPosition()); |
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return true; |
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} |
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return plRegionBase::MsgReceive(msg); |
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} |
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hsScalar plSoftVolume::IUpdateListenerStrength() const |
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{ |
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return fListenStrength = GetStrength(fListenPos); |
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} |
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void plSoftVolume::SetInsideStrength(hsScalar s) |
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{ |
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if( s < 0 ) |
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s = 0; |
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else if( s > 1.f ) |
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s = 1.f; |
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fInsideStrength = s; |
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} |
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void plSoftVolume::SetOutsideStrength(hsScalar s) |
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{ |
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if( s < 0 ) |
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s = 0; |
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else if( s > 1.f ) |
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s = 1.f; |
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fOutsideStrength = s; |
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}
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