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178 lines
6.1 KiB
178 lines
6.1 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 plCutter_inc |
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#define plCutter_inc |
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#include "pnFactory/plCreatable.h" |
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#include "hsGeometry3.h" |
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#include "hsTemplates.h" |
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#include "hsBounds.h" |
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#include "plIntersect/plVolumeIsect.h" |
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#include "hsColorRGBA.h" |
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struct hsPoint3; |
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struct hsVector3; |
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class plPrintCollect; |
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class plAccTriIterator; |
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class plAccessSpan; |
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class plCutoutHit |
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{ |
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public: |
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hsPoint3 fPos; |
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hsVector3 fNorm; |
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}; |
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class plCutoutVtx |
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{ |
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public: |
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plCutoutVtx& Init(const hsPoint3& p, const hsVector3& n, const hsColorRGBA& c) { fPos = p; fNorm = n; fColor = c; return *this; } |
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hsPoint3 fPos; |
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hsVector3 fNorm; |
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hsColorRGBA fColor; |
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hsPoint3 fUVW; |
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}; |
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class plCutoutPoly |
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{ |
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public: |
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hsTArray<plCutoutVtx> fVerts; |
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bool fBaseHasAlpha; |
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}; |
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class plCutoutMiniVtx |
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{ |
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public: |
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hsPoint3 fPos; |
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hsPoint3 fUVW; |
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}; |
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class plFlatGridMesh |
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{ |
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public: |
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hsTArray<plCutoutMiniVtx> fVerts; |
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hsTArray<uint16_t> fIdx; |
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void Reset() { fVerts.SetCount(0); fIdx.SetCount(0); } |
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}; |
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class plCutter : public plCreatable |
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{ |
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protected: |
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// Permanent attributes |
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float fLengthU; |
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float fLengthV; |
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float fLengthW; |
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// Internal cached stuff |
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float fDistU; |
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float fDistV; |
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float fDistW; |
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hsVector3 fDirU; |
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hsVector3 fDirV; |
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hsVector3 fDirW; |
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hsVector3 fBackDir; |
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hsBounds3Ext fWorldBounds; |
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plBoundsIsect fIsect; |
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void IConstruct(hsTArray<plCutoutPoly>& dst, hsTArray<plCutoutVtx>& poly, bool baseHasAlpha) const; |
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bool IPolyClip(hsTArray<plCutoutVtx>& poly, const hsPoint3 vPos[]) const; |
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inline void ICutoutVtxHiU(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxHiV(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxHiW(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxLoU(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxLoV(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxLoW(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxMidV(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxMidU(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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inline void ICutoutVtxMidW(const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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bool IFindHitPoint(const hsTArray<plCutoutVtx>& inPoly, plCutoutHit& hit) const; |
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inline void ISetPosNorm(float parm, const plCutoutVtx& inVtx, const plCutoutVtx& outVtx, plCutoutVtx& dst) const; |
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void ICutoutTransformed(plAccessSpan& src, hsTArray<plCutoutPoly>& dst) const; |
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void ICutoutConstHeight(plAccessSpan& src, hsTArray<plCutoutPoly>& dst) const; |
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void ICutoutTransformedConstHeight(plAccessSpan& src, hsTArray<plCutoutPoly>& dst) const; |
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public: |
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plCutter() {} |
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virtual ~plCutter() {} |
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CLASSNAME_REGISTER( plCutter ); |
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GETINTERFACE_ANY( plCutter, plCreatable ); |
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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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bool FindHitPoints(const hsTArray<plCutoutPoly>& src, hsTArray<plCutoutHit>& hits) const; |
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bool FindHitPointsConstHeight(const hsTArray<plCutoutPoly>& src, hsTArray<plCutoutHit>& hits, float height) const; |
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void Set(const hsPoint3& pos, const hsVector3& dir, const hsVector3& out, bool flip=false); |
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void Cutout(plAccessSpan& src, hsTArray<plCutoutPoly>& dst) const; |
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bool CutoutGrid(int nWid, int nLen, plFlatGridMesh& dst) const; |
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void SetLength(const hsVector3& s) { fLengthU = s.fX; fLengthV = s.fY; fLengthW = s.fZ; } |
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float GetLengthU() const { return fLengthU; } |
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float GetLengthV() const { return fLengthV; } |
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float GetLengthW() const { return fLengthW; } |
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const hsBounds3Ext& GetWorldBounds() const { return fWorldBounds; } |
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plBoundsIsect& GetIsect() { return fIsect; } |
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hsVector3 GetBackDir() const { return fBackDir; } |
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static bool MakeGrid(int nWid, int nLen, const hsPoint3& center, const hsVector3& halfU, const hsVector3& halfV, plFlatGridMesh& grid); |
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}; |
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#endif // plCutter_inc
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