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112 lines
2.9 KiB
112 lines
2.9 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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#ifndef plDistOpacityMod_inc |
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#define plDistOpacityMod_inc |
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#include "hsGeometry3.h" |
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#include "pnModifier/plSingleModifier.h" |
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#include "hsTemplates.h" |
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class plPipeline; |
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class plRenderMsg; |
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class plFadeOpacityLay; |
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class plDistOpacityMod : public plSingleModifier |
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{ |
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public: |
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enum { |
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kTrackAvatar, |
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kTrackCamera |
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}; |
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protected: |
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enum { |
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kRefFadeLay |
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}; |
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// Volatile flag, whether we're setup yet or not. |
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UInt8 fSetup; |
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enum { |
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kNearTrans, |
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kNearOpaq, |
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kFarOpaq, |
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kFarTrans, |
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kNumDists |
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}; |
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hsScalar fDists[kNumDists]; |
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hsPoint3 fRefPos; |
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hsTArray<plFadeOpacityLay*> fFadeLays; |
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// We only act in response to messages. |
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virtual hsBool IEval(double secs, hsScalar del, UInt32 dirty) { return false; } |
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hsScalar ICalcOpacity(const hsPoint3& targPos, const hsPoint3& refPos) const; |
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void ISetOpacity(); |
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void ISetup(); |
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void ICheckDists() |
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{ |
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hsAssert(fDists[kNearTrans] <= fDists[kNearOpaq], "Bad transition values"); |
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hsAssert(fDists[kNearOpaq] <= fDists[kFarOpaq], "Bad transition values"); |
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hsAssert(fDists[kFarOpaq] <= fDists[kFarTrans], "Bad transition values"); |
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} |
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public: |
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plDistOpacityMod(); |
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virtual ~plDistOpacityMod(); |
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CLASSNAME_REGISTER( plDistOpacityMod ); |
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GETINTERFACE_ANY( plDistOpacityMod, plSingleModifier ); |
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virtual void SetKey(plKey k); |
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virtual hsBool MsgReceive(plMessage* msg); |
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virtual void Read(hsStream* s, hsResMgr* mgr); |
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virtual void Write(hsStream* s, hsResMgr* mgr); |
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virtual void SetTarget(plSceneObject* so); |
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// Rules are: |
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// NearTrans <= NearOpaq <= FarOpaque <= FarTrans |
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void SetFarDist(hsScalar opaque, hsScalar transparent); |
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void SetNearDist(hsScalar transparent, hsScalar opaque); |
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hsScalar GetFarTransparent() const { return fDists[kFarTrans]; } |
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hsScalar GetNearTransparent() const { return fDists[kNearTrans]; } |
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hsScalar GetFarOpaque() const { return fDists[kFarOpaq]; } |
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hsScalar GetNearOpaque() const { return fDists[kNearOpaq]; } |
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}; |
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#endif // plDistOpacityMod_inc
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