KeosMDLQ1Loader.h

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/*
 * This source file is part of KEOS (Free 3D Engine)
 * For the latest info, see http://www.keosengine.org/
 * E-mails : thierry.vouriot@keosengine.org, yeri@keosengine.org
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place - Suite 330, Boston, MA 02111-1307, USA, or go to
 * http://www.gnu.org/copyleft/lesser.txt.
 *
 */
#ifndef KEOS_MDLQ1LOADER_H
#define KEOS_MDLQ1LOADER_H

#include "KeosPrerequisites.h"
#include "KeosLoader.h"
#include "KeosMesh.h"

namespace Keos
{
  //-----------------------------------------------------------------------
  class CMDLQ1Loader : public ILoader<CMesh>
  {
  public :

    virtual CMesh* LoadFromFile(const String& strFilename);

  private :

    void LoadColorMap( const String& strFilename, uchar* ColorMap );

    static const int ms_nMagicId = (('O' << 24) + ('P' << 16) + ('D' << 8) + 'I');
    static const int ms_nMDLQ1Version = 6;
    static const TVector3F ms_NormalTable[];
    static const uchar ms_DefaultColorMap[];

#include <pshpack1.h>

    typedef enum
    {
      ST_SYNC = 0, ST_RAND
    }
    TSyncType;
    typedef enum { ALIAS_SKIN_SINGLE = 0, ALIAS_SKIN_GROUP } TSkinType;

    struct THeader
    {
      int   Ident;   // This is used to identify the file
      int   Version;  // The version number of the file (Must be 6)

      TVector3F Scale;
      TVector3F Translate;  // Translation vector
      float  BoundinGradius; // Bounding sphere radius
      TVector3F EyePosition; // Eye position

      int   NbTextures;  // The number of textures
      int   TexWidth;  // largeur texture
      int   TexHeight;  // hauteur texture

      int   NbVertices;  // The number of vertices
      int   NbTriangles; // The number of triangles
      int   NbFrames;  // The number of frames

      TSyncType SyncType;
      int   Flags;
      float  Size;

    };

    // Texture
    struct TTexture
    {
      TSkinType   Group; // Value = 0
      std::vector<uchar> Data; // Texture data

    };

    struct TTexCoord
    {
      int  Onseam;   // 0 or 0x20
      int  u;
      int  v;

    };

    // Triangle
    struct TTriangle
    {
      int  FacesFront;  // 0 = back face, 1 = front face
      int  Vertices[3]; // Vertices index

    };

    // Vertice
    struct TPoint
    {
      unsigned char x, y, z;
      unsigned char n; // light normal index

    };

    // Frame
    struct TFrame
    {
      long    Type;
      TPoint    BBoxMin;
      TPoint    BBoxMax;
      char    Name[16];
      std::vector<TPoint> Vertices;

    };

#include <poppack.h>
  };
} // namespace Keos

#endif // KEOS_MDLQ1LOADER_H

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