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419 lines
14 KiB
419 lines
14 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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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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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 plLightInfo_inc |
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#define plLightInfo_inc |
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#include "pnSceneObject/plObjInterface.h" |
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#include "hsMatrix44.h" |
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#include "hsColorRGBA.h" |
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#include "plIntersect/plVolumeIsect.h" |
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#include "hsBitVector.h" |
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class hsStream; |
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class hsResMgr; |
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class plSpaceTree; |
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class hsGDeviceRef; |
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class hsGMaterial; |
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class plDrawableSpans; |
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class plLayerInterface; |
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class plPipeline; |
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class plDrawable; |
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class plSoftVolume; |
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class hsBounds3Ext; |
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class plVisRegion; |
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class plRenderRequest; |
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class plRenderTarget; |
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class plLightProxy; |
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class plLightInfo : public plObjInterface |
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{ |
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public: |
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enum { |
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kDisable = 0x0, // prop 0 is always disable, declared in plObjInterface |
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kLPObsolete, |
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kLPCastShadows, |
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kLPMovable, |
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kLPHasIncludes, |
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kLPIncludesChars, |
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kLP_OBSOLECTE_0, // OLD |
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kLPOverAll, |
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kLPHasSpecular, // This is the same as a non-black specular color, but we use it here to make it faster to check |
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kLPShadowOnly, |
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kLPShadowLightGroup, |
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kLPForceProj, |
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kNumProps |
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}; |
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enum LIRefType |
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{ |
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kProjection = 0, |
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k_OBSOLECTE_REF_0, // OLD |
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k_OBSOLECTE_REF_1, // OLD |
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k_OBSOLECTE_REF_2, // OLD |
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kSoftVolume, |
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kVisRegion |
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}; |
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protected: |
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// Volatile properties that shouldn't be network propagated. |
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enum VolatileFlags { |
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kVolNone = 0x0, |
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kVolDirty = 0x1, |
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kVolEmpty = 0x2, |
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kVolZero = 0x4 |
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}; |
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uint8_t fVolFlags; |
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hsBitVector fVisSet; |
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hsBitVector fVisNot; |
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hsTArray<plVisRegion*> fVisRegions; |
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plLightInfo** fPrevDevPtr; |
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plLightInfo* fNextDevPtr; |
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hsGDeviceRef* fDeviceRef; |
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plLayerInterface* fProjection; |
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hsMatrix44 fWorldToProj; |
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hsColorRGBA fAmbient; |
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hsColorRGBA fDiffuse; |
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hsColorRGBA fSpecular; |
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hsMatrix44 fLightToLocal; |
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hsMatrix44 fLocalToLight; |
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hsMatrix44 fLocalToWorld; |
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hsMatrix44 fWorldToLocal; |
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hsMatrix44 fLightToWorld; |
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hsMatrix44 fWorldToLight; |
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plKey fSceneNode; |
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plLightProxy* fProxyGen; |
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plSoftVolume* fSoftVolume; |
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float fMaxStrength; |
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bool fRegisteredForRenderMsg; |
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// Small shadow section |
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hsBitVector fSlaveBits; |
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virtual void IMakeIsect() = 0; |
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virtual plVolumeIsect* IGetIsect() = 0; |
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virtual void IRefresh(); |
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virtual const hsMatrix44& IGetWorldToProj() const { return fWorldToProj; } |
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void IAddVisRegion(plVisRegion* reg); |
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void IRemoveVisRegion(plVisRegion* reg); |
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virtual void ISetSceneNode(plKey node); |
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void ICheckMaxStrength(); |
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public: |
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plLightInfo(); |
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virtual ~plLightInfo(); |
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CLASSNAME_REGISTER( plLightInfo ); |
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GETINTERFACE_ANY( plLightInfo, plObjInterface ); |
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void SetDeviceRef(hsGDeviceRef* ref); |
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hsGDeviceRef* GetDeviceRef() const { return fDeviceRef; } |
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// Dirty state is local to this machine, so shouldn't be in the network synchronized properties. |
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bool IsDirty() const { return 0 != (fVolFlags & kVolDirty); } |
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void SetDirty(bool on=true) { if(on)fVolFlags |= kVolDirty; else fVolFlags &= ~kVolDirty; } |
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bool IsEmpty() const { return 0 != (fVolFlags & kVolEmpty); } |
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void SetEmpty(bool on=true) { if(on)fVolFlags |= kVolEmpty; else fVolFlags &= ~kVolEmpty; } |
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bool IsZero() const { return 0 != (fVolFlags & kVolZero); } |
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void SetZero(bool on) { if(on)fVolFlags |= kVolZero; else fVolFlags &= ~kVolZero; } |
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inline bool IsIdle() const; |
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bool OverAll() const { return GetProperty(kLPOverAll); } |
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bool IsShadowCaster() const { return GetProperty(kLPCastShadows); } |
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void SetShadowCaster(bool on) { SetProperty(kLPCastShadows, on); } |
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void Refresh() { if( IsDirty() ) { IRefresh(); SetDirty(false); } } |
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virtual void GetStrengthAndScale(const hsBounds3Ext& bnd, float& strength, float& scale) const; |
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bool AffectsBound(const hsBounds3Ext& bnd) { return IGetIsect() ? IGetIsect()->Test(bnd) != kVolumeCulled : true; } |
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void GetAffectedForced(const plSpaceTree* space, hsBitVector& list, bool charac); |
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void GetAffected(const plSpaceTree* space, hsBitVector& list, bool charac); |
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const hsTArray<int16_t>& GetAffected(plSpaceTree* space, const hsTArray<int16_t>& visList, hsTArray<int16_t>& litList, bool charac); |
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bool InVisSet(const hsBitVector& visSet) const { return fVisSet.Overlap(visSet); } |
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bool InVisNot(const hsBitVector& visNot) const { return fVisNot.Overlap(visNot); } |
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void SetAmbient(const hsColorRGBA& c) { fAmbient = c; SetDirty(); } |
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void SetDiffuse(const hsColorRGBA& c) { fDiffuse = c; SetDirty(); } |
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void SetSpecular(const hsColorRGBA& c); |
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const hsColorRGBA& GetAmbient() const { return fAmbient; } |
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const hsColorRGBA& GetDiffuse() const { return fDiffuse; } |
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const hsColorRGBA& GetSpecular() const { return fSpecular; } |
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plLayerInterface* GetProjection() const { return fProjection; } |
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virtual void SetProperty(int prop, bool on); |
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virtual void SetTransform(const hsMatrix44& l2w, const hsMatrix44& w2l); |
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virtual const hsMatrix44& GetLocalToWorld() const; |
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virtual const hsMatrix44& GetWorldToLocal() const; |
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virtual const hsMatrix44& GetLightToWorld() const; |
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virtual const hsMatrix44& GetWorldToLight() const; |
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virtual int32_t GetNumProperties() const { return kNumProps; } |
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const plSoftVolume* GetSoftVolume() const { return fSoftVolume; } |
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virtual hsVector3 GetNegativeWorldDirection(const hsPoint3& pos) const = 0; |
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virtual void Read(hsStream* stream, hsResMgr* mgr); |
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virtual void Write(hsStream* stream, hsResMgr* mgr); |
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virtual bool MsgReceive(plMessage* msg); |
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virtual void Unlink( void ); |
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virtual void Link( plLightInfo **back ); |
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virtual plLightInfo *GetNext( void ) { return fNextDevPtr; } |
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virtual bool IsLinked( void ) { return ( fNextDevPtr != nil || fPrevDevPtr != nil ) ? true : false; } |
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// New shadow |
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void ClearSlaveBits() { fSlaveBits.Clear(); } |
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void SetSlaveBit(int which) { fSlaveBits.SetBit(which); } |
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const hsBitVector& GetSlaveBits() const { return fSlaveBits; } |
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// These two should only be called internally and on export/convert |
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virtual plKey GetSceneNode() const; |
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// Export only. At runtime, the LocalToLight should be considered const. |
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void SetLocalToLight(const hsMatrix44& l2lt, const hsMatrix44& lt2l); |
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// Visualization |
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virtual plDrawableSpans* CreateProxy(hsGMaterial* mat, hsTArray<uint32_t>& idx, plDrawableSpans* addTo) { return addTo; } |
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}; |
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class plDirectionalLightInfo : public plLightInfo |
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{ |
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protected: |
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virtual void IMakeIsect() {} |
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virtual plVolumeIsect* IGetIsect() { return nil; } |
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public: |
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plDirectionalLightInfo(); |
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virtual ~plDirectionalLightInfo(); |
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CLASSNAME_REGISTER( plDirectionalLightInfo ); |
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GETINTERFACE_ANY( plDirectionalLightInfo, plLightInfo ); |
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virtual void GetStrengthAndScale(const hsBounds3Ext& bnd, float& strength, float& scale) const; |
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hsVector3 GetWorldDirection() const; |
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virtual hsVector3 GetNegativeWorldDirection(const hsPoint3& pos) const { return -GetWorldDirection(); } |
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virtual void Read(hsStream* stream, hsResMgr* mgr); |
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virtual void Write(hsStream* stream, hsResMgr* mgr); |
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}; |
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class plLimitedDirLightInfo : public plDirectionalLightInfo |
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{ |
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protected: |
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float fWidth; |
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float fHeight; |
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float fDepth; |
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plParallelIsect* fParPlanes; |
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virtual void IMakeIsect(); |
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virtual plVolumeIsect* IGetIsect() { return fParPlanes; } |
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virtual void IRefresh(); |
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public: |
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plLimitedDirLightInfo(); |
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virtual ~plLimitedDirLightInfo(); |
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CLASSNAME_REGISTER( plLimitedDirLightInfo ); |
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GETINTERFACE_ANY( plLimitedDirLightInfo, plDirectionalLightInfo ); |
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virtual void GetStrengthAndScale(const hsBounds3Ext& bnd, float& strength, float& scale) const; |
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float GetWidth() const { return fWidth; } |
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float GetHeight() const { return fHeight; } |
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float GetDepth() const { return fDepth; } |
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void SetWidth(float w) { fWidth = w; } |
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void SetHeight(float h) { fHeight = h; } |
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void SetDepth(float d) { fDepth = d; } |
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virtual void Read(hsStream* stream, hsResMgr* mgr); |
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virtual void Write(hsStream* stream, hsResMgr* mgr); |
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// Visualization |
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virtual plDrawableSpans* CreateProxy(hsGMaterial* mat, hsTArray<uint32_t>& idx, plDrawableSpans* addTo); |
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}; |
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class plOmniLightInfo : public plLightInfo |
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{ |
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protected: |
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// Omni and spot |
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float fAttenConst; |
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float fAttenLinear; |
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float fAttenQuadratic; |
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float fAttenCutoff; // Only for attenuate-but-not-really mode, 0 otherwise |
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plSphereIsect* fSphere; |
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virtual void IMakeIsect(); |
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virtual plVolumeIsect* IGetIsect() { return fSphere; } |
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virtual void IRefresh(); |
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public: |
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plOmniLightInfo(); |
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virtual ~plOmniLightInfo(); |
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CLASSNAME_REGISTER( plOmniLightInfo ); |
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GETINTERFACE_ANY( plOmniLightInfo, plLightInfo ); |
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virtual void GetStrengthAndScale(const hsBounds3Ext& bnd, float& strength, float& scale) const; |
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virtual hsVector3 GetNegativeWorldDirection(const hsPoint3& pos) const; |
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bool IsAttenuated() const { return (fAttenLinear != 0)||(fAttenQuadratic != 0) || ( fAttenCutoff != 0 ); } |
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float GetRadius() const; |
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float GetConstantAttenuation() const { return fAttenConst; } |
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float GetLinearAttenuation() const { return fAttenLinear; } |
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float GetQuadraticAttenuation() const { return fAttenQuadratic; } |
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float GetCutoffAttenuation() const { return fAttenCutoff; } |
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hsPoint3 GetWorldPosition() const { return fLightToWorld.GetTranslate(); } |
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void SetConstantAttenuation(float a) { fAttenConst = a; SetDirty(true); } |
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void SetLinearAttenuation(float a) { fAttenLinear = a; SetDirty(true); } |
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void SetQuadraticAttenuation(float a) { fAttenQuadratic = a; SetDirty(true); } |
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void SetCutoffAttenuation( float a ) { fAttenCutoff = a; SetDirty( true ); } |
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virtual void Read(hsStream* stream, hsResMgr* mgr); |
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virtual void Write(hsStream* stream, hsResMgr* mgr); |
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// Visualization |
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virtual plDrawableSpans* CreateProxy(hsGMaterial* mat, hsTArray<uint32_t>& idx, plDrawableSpans* addTo); |
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}; |
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class plSpotLightInfo : public plOmniLightInfo |
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{ |
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protected: |
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// Valid only for spot |
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float fFalloff; |
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// Note - these are half angles, D3D wants whole angles, so fSpotInner*2 etc. |
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float fSpotInner; |
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float fSpotOuter; |
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float fEffectiveFOV; |
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plConeIsect* fCone; |
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virtual void IMakeIsect(); |
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virtual plVolumeIsect* IGetIsect() { return fCone; } |
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virtual void IRefresh(); |
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public: |
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plSpotLightInfo(); |
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virtual ~plSpotLightInfo(); |
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CLASSNAME_REGISTER( plSpotLightInfo ); |
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GETINTERFACE_ANY( plSpotLightInfo, plOmniLightInfo ); |
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virtual void GetStrengthAndScale(const hsBounds3Ext& bnd, float& strength, float& scale) const; |
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hsVector3 GetWorldDirection() const; |
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virtual hsVector3 GetNegativeWorldDirection(const hsPoint3& pos) const { return -GetWorldDirection(); } |
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void SetFalloff(float f) { fFalloff = f; SetDirty(true); } |
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void SetSpotInner(float rads) { fSpotInner = rads; SetDirty(true); } |
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void SetSpotOuter(float rads) { fSpotOuter = rads; SetDirty(true); } |
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float GetFalloff() const { return fFalloff; } |
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float GetSpotInner() const { return fSpotInner; } |
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float GetSpotOuter() const { return fSpotOuter; } |
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virtual void Read(hsStream* stream, hsResMgr* mgr); |
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virtual void Write(hsStream* stream, hsResMgr* mgr); |
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// Visualization |
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virtual plDrawableSpans* CreateProxy(hsGMaterial* mat, hsTArray<uint32_t>& idx, plDrawableSpans* addTo); |
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}; |
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inline bool plLightInfo::IsIdle() const |
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{ |
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if( GetProperty(kDisable) ) |
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return true; |
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if( IsZero() ) |
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return true; |
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if( IsEmpty() ) |
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return true; |
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return false; |
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} |
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#endif // plLightInfo_inc
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