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162 lines
5.1 KiB
162 lines
5.1 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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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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hsBool 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> 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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hsScalar fLengthU; |
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hsScalar fLengthV; |
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hsScalar fLengthW; |
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// Internal cached stuff |
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hsScalar fDistU; |
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hsScalar fDistV; |
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hsScalar 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, hsBool baseHasAlpha) const; |
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hsBool 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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hsBool IFindHitPoint(const hsTArray<plCutoutVtx>& inPoly, plCutoutHit& hit) const; |
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inline void ISetPosNorm(hsScalar 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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hsBool FindHitPoints(const hsTArray<plCutoutPoly>& src, hsTArray<plCutoutHit>& hits) const; |
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hsBool FindHitPointsConstHeight(const hsTArray<plCutoutPoly>& src, hsTArray<plCutoutHit>& hits, hsScalar height) const; |
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void Set(const hsPoint3& pos, const hsVector3& dir, const hsVector3& out, hsBool flip=false); |
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void Cutout(plAccessSpan& src, hsTArray<plCutoutPoly>& dst) const; |
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hsBool 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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hsScalar GetLengthU() const { return fLengthU; } |
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hsScalar GetLengthV() const { return fLengthV; } |
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hsScalar 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 hsBool 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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