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/*==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 <http://www.gnu.org/licenses/>.
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 "plLayerShadowBase.h"
///////////////////////////////////////////////////////////////////////////
plLayerLightBase::plLayerLightBase()
: fDirty(true)
{
fOwnedChannels = kState
| kAmbientColor
| kPreshadeColor;
fState = TRACKED_NEW hsGMatState;
fState->Reset();
fAmbientColor = TRACKED_NEW hsColorRGBA;
fAmbientColor->Set(0,0,0,1.f);
fPreshadeColor = TRACKED_NEW hsColorRGBA;
fPreshadeColor->Set(0,0,0,1.f);
}
plLayerLightBase::~plLayerLightBase()
{
}
plLayerInterface* plLayerLightBase::Attach(plLayerInterface* prev)
{
fDirty = true;
return plLayerInterface::Attach(prev);
}
UInt32 plLayerLightBase::Eval(double secs, UInt32 frame, UInt32 ignore)
{
UInt32 ret = plLayerInterface::Eval(secs, frame, ignore);
if( fUnderLay )
{
if( fDirty || (ret & kState) )
{
*fState = fUnderLay->GetState();
UInt32 blend = fState->fBlendFlags;
fState->fBlendFlags &= ~hsGMatState::kBlendMask;
switch( blend )
{
case hsGMatState::kBlendAlpha:
fState->fBlendFlags |= hsGMatState::kBlendAddColorTimesAlpha;
break;
default:
fState->fBlendFlags |= hsGMatState::kBlendAdd;
break;
}
fState->fZFlags |= hsGMatState::kZNoZWrite;
fState->fShadeFlags |= hsGMatState::kShadeIgnoreVtxIllum;
ret |= kState | kAmbientColor;
fDirty = false;
}
}
return ret;
}
///////////////////////////////////////////////////////////////////////////
plLayerShadowBase::plLayerShadowBase()
: fDirty(true)
{
fOwnedChannels = kState
| kAmbientColor
| kPreshadeColor;
fState = TRACKED_NEW hsGMatState;
fState->Reset();
fAmbientColor = TRACKED_NEW hsColorRGBA;
fAmbientColor->Set(0,0,0,1.f);
fPreshadeColor = TRACKED_NEW hsColorRGBA;
fPreshadeColor->Set(0,0,0,1.f);
}
plLayerShadowBase::~plLayerShadowBase()
{
}
plLayerInterface* plLayerShadowBase::Attach(plLayerInterface* prev)
{
fDirty = true;
return plLayerInterface::Attach(prev);
}
UInt32 plLayerShadowBase::Eval(double secs, UInt32 frame, UInt32 ignore)
{
UInt32 ret = plLayerInterface::Eval(secs, frame, ignore);
if( fUnderLay )
{
if( fDirty || (ret & kState) )
{
*fState = fUnderLay->GetState();
fState->fBlendFlags &= ~hsGMatState::kBlendMask;
//WHITE
fState->fBlendFlags |= hsGMatState::kBlendAlpha;
fState->fZFlags |= hsGMatState::kZNoZWrite;
fState->fShadeFlags |= hsGMatState::kShadeIgnoreVtxIllum;
ret |= kState | kAmbientColor | kPreshadeColor;
fDirty = false;
}
}
return ret;
}