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/*==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 "plFadeOpacityLay.h"
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plFadeOpacityLay::plFadeOpacityLay()
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: fOpScale(1.f)
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{
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fOwnedChannels |= kOpacity;
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fOpacity = TRACKED_NEW hsScalar;
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}
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plFadeOpacityLay::~plFadeOpacityLay()
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{
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}
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UInt32 plFadeOpacityLay::Eval(double secs, UInt32 frame, UInt32 ignore)
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{
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UInt32 ret = plLayerInterface::Eval(secs, frame, ignore);
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if( fUnderLay )
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{
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if( GetBlendFlags() & hsGMatState::kBlendAdd )
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{
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*fRuntimeColor = fUnderLay->GetRuntimeColor() * fOpScale;
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}
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else
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{
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*fOpacity = fUnderLay->GetOpacity() * fOpScale;
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}
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}
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return ret;
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}
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void plFadeOpacityLay::Read(hsStream* s, hsResMgr* mgr)
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{
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plLayerInterface::Read(s, mgr);
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fOpScale = s->ReadSwapScalar();
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}
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void plFadeOpacityLay::Write(hsStream* s, hsResMgr* mgr)
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{
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plLayerInterface::Write(s, mgr);
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s->WriteSwapScalar(fOpScale);
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}
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