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bezier.h

00001 /*
00002     Copyright (C) 1998-2001 by Jorrit Tyberghein
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CS_IMESH_BEZIER_H__
00020 #define __CS_IMESH_BEZIER_H__
00021 
00022 #include "csutil/scf.h"
00023 
00024 class csCurve;
00025 class csFlags;
00026 class csMatrix3;
00027 class csVector2;
00028 class csVector3;
00029 
00030 struct iMaterialWrapper;
00031 struct iObject;
00032 
00045 struct iCurve : public iBase
00046 {
00048   virtual csCurve* GetOriginalObject () = 0;
00050   virtual iObject *QueryObject() = 0;
00052   virtual void SetMaterial (iMaterialWrapper* mat) = 0;
00054   virtual iMaterialWrapper* GetMaterial () = 0;
00056   virtual void SetControlPoint (int idx, int control_id) = 0;
00057 
00059   virtual int GetVertexCount () const = 0;
00061   virtual int GetVertex (int idx) const = 0;
00063   virtual void SetVertex (int idx, int vt) = 0;
00064 };
00065 
00066 SCF_VERSION (iBezierFactoryState, 0, 0, 1);
00067 
00087 struct iBezierFactoryState : public iBase
00088 {
00092   virtual const csVector3& GetCurvesCenter () const = 0;
00096   virtual void SetCurvesCenter (const csVector3& cen) = 0;
00097 
00101   virtual float GetCurvesScale () const = 0;
00105   virtual void SetCurvesScale (float scale) = 0;
00106 
00108   virtual void AddCurveVertex (const csVector3& v, const csVector2& uv) = 0;
00110   virtual int GetCurveCount () const = 0;
00112   virtual iCurve* GetCurve (int idx) const = 0;
00114   virtual int GetCurveVertexCount () const = 0;
00116   virtual csVector3& GetCurveVertex (int i) const = 0;
00118   virtual csVector3* GetCurveVertices () const = 0;
00120   virtual csVector2& GetCurveTexel (int i) const = 0;
00122   virtual void SetCurveVertex (int idx, const csVector3& vt) = 0;
00124   virtual void SetCurveTexel (int idx, const csVector2& vt) = 0;
00126   virtual void ClearCurveVertices () = 0;
00127 
00129   virtual iCurve* CreateCurve () = 0;
00131   virtual int FindCurveIndex (iCurve* curve) const = 0;
00133   virtual void RemoveCurve (int idx) = 0;
00135   virtual void RemoveCurves () = 0;
00136 
00140   virtual float GetCosinusFactor () const = 0;
00146   virtual void SetCosinusFactor (float cosfact) = 0;
00147 
00151   virtual void MergeTemplate (iBezierFactoryState* tpl,
00152         iMaterialWrapper* default_material = 0,
00153         csVector3* shift = 0, csMatrix3* transform = 0) = 0;
00154 };
00155 
00156 SCF_VERSION (iBezierState, 0, 0, 1);
00157 
00176 struct iBezierState : public iBase
00177 {
00179   virtual iBezierFactoryState* GetFactory () = 0;
00180 };
00181 
00182 SCF_VERSION (iCurve, 0, 1, 0);
00183 
00184 #endif // __CS_IMESH_BEZIER_H__
00185 

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