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cstool/sprbuild.h

00001 /*
00002     Copyright (C) 2001 by Martin Geisse <mgeisse@gmx.net>
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_SPRBUILD_H__
00020 #define __CS_SPRBUILD_H__
00021 
00022 #include "csextern.h"
00023 
00024 #include "csutil/csstring.h"
00025 
00026 class csVector3;
00027 class csVector2;
00028 struct iModelDataMaterial;
00029 struct iModelDataObject;
00030 struct iSprite3DFactoryState;
00031 struct iSpriteFrame;
00032 struct iSpriteAction;
00033 struct iDataBuffer;
00034 
00040 class CS_CSTOOL_EXPORT csSpriteBuilder
00041 {
00042 public:
00043   virtual ~csSpriteBuilder () { }
00044 
00045   // begin the build process
00046   virtual void Begin () = 0;
00047   // finish the build process
00048   virtual void Finish () = 0;
00049   // store a triangle
00050   virtual void StoreTriangle (int a, int b, int c) = 0;
00051   // store the material
00052   virtual void StoreMaterial (iModelDataMaterial *mat) = 0;
00053   // store the frame information. Returns the number of existing frames.
00054   virtual int StoreFrameInfo (int FrameCount, int VertexCount) = 0;
00055   // set mixing mode to tiling
00056   virtual void EnableTiling () = 0;
00057 
00058   // begin a frame
00059   virtual void BeginFrame (int Num) = 0;
00060   // finish a frame
00061   virtual void FinishFrame () = 0;
00062   // add a vertex
00063   virtual void AddVertex (const csVector3 &pos, const csVector3 &nrm,
00064         const csVector2 &tex) = 0;
00065 
00066   // begin an action
00067   virtual void BeginAction (const char *Name) = 0;
00068   // finish an action
00069   virtual void FinishAction () = 0;
00070   // store an action frame
00071   virtual void StoreActionFrame (int Frame, csTicks Delay,
00072         float displacement) = 0;
00073 
00074   // Build a sprite
00075   bool Build (iModelDataObject *Input);
00076 };
00077 
00079 class CS_CSTOOL_EXPORT csSpriteBuilderFile : private csSpriteBuilder
00080 {
00081 private:
00082   csString Out;
00083 
00084   virtual void Begin ();
00085   virtual void Finish ();
00086   virtual void StoreTriangle (int a, int b, int c);
00087   virtual void StoreMaterial (iModelDataMaterial *mat);
00088   virtual int StoreFrameInfo (int FrameCount, int VertexCount);
00089   virtual void EnableTiling ();
00090   virtual void BeginFrame (int Num);
00091   virtual void FinishFrame ();
00092   virtual void AddVertex (const csVector3 &pos, const csVector3 &nrm,
00093         const csVector2 &tex);
00094   virtual void BeginAction (const char *Name);
00095   virtual void FinishAction ();
00096   virtual void StoreActionFrame (int Frame, csTicks Delay, float displacement);
00097 
00098 public:
00099   csPtr<iDataBuffer> Build (iModelDataObject *Input);
00100 };
00101 
00103 class CS_CSTOOL_EXPORT csSpriteBuilderMesh : private csSpriteBuilder
00104 {
00105 private:
00106   iSprite3DFactoryState *Out;
00107   iSpriteFrame *CurrentFrame;
00108   int CurrentFrameNum, CurrentVertexNum;
00109   iSpriteAction *CurrentAction;
00110 
00111   virtual void Begin ();
00112   virtual void Finish ();
00113   virtual void StoreTriangle (int a, int b, int c);
00114   virtual void StoreMaterial (iModelDataMaterial *mat);
00115   virtual int StoreFrameInfo (int FrameCount, int VertexCount);
00116   virtual void EnableTiling ();
00117   virtual void BeginFrame (int Num);
00118   virtual void FinishFrame ();
00119   virtual void AddVertex (const csVector3 &pos, const csVector3 &nrm,
00120         const csVector2 &tex);
00121   virtual void BeginAction (const char *Name);
00122   virtual void FinishAction ();
00123   virtual void StoreActionFrame (int Frame, csTicks Delay, float displacement);
00124 
00125 public:
00126   bool Build (iModelDataObject *Input, iSprite3DFactoryState *Output);
00127 };
00128 
00129 #endif // __CS_SPRBUILD_H__

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