void CLightmapMgr::Create(CGndRes*)

void CLightmapMgr::Create(CGndRes *gnd)
{
  CLMInfo lminfo;
  int surfaceId;
  int i,j;
  int u,v;
  float u0,v0;
  float u1,v1;
  int row,col;
  int buffer[256 * 256];
  int* pPixel;
  char* pAlpha;
  char* pColor;
  CLightmap* pLightmap;
  CTexture* pTexture;

  this->m_lightmaps.erase();
  this->m_lmSurfaces.erase();

  this->m_numLightmaps = gnd->m_numLightmap;
  this->m_lightmaps.resize(this->m_numLightmaps);

  this->m_numLmSurfaces = (lightmapMgr->m_numLightmaps + 1023) / 1024;
  this->m_lmSurfaces.reserve(this->m_numLmSurfaces);

  for( i = 0; i < this->m_numLightmaps; i += 1024 )
  {
    surfaceId = i / 1024;
    for( j = 0; i + j < this->m_numLightmaps && j < 1024 ; ++j )
    {
      gnd->GetLMInfo(i + j, &lminfo);
      pLightmap = &this->m_lightmaps[i];
      u = (i + j - (surfaceId * 1024)) / 32;
      v = (i + j - (surfaceId * 1024)) % 32;
      pPixel = &buffer[(u + v * 256) * 32];
      pAlpha = &lminfo.idata[0][0];
      pColor = &lminfo.sdata[0][0];
      for( row = 8; row > 0; --row )
      {
        for( col = 0; col < 8; ++col )
        {
          pPixel[col] = (int)((unsigned char)pColor[2]
            + (((unsigned char)pColor[1]
            + (((unsigned char)pColor[0] + ((unsigned char)*pAlpha) << 8)) << 8)) << 8);
          pColor += 3;
          pAlpha += 1;
        }
        pPixel += 256;
      }
      u0 = (8 * u + 1) * (1 / 256.0);
      v0 = (8 * v + 1) * (1 / 256.0);
      u1 = (8 * u + 7) * (1 / 256.0);
      v1 = (8 * v + 7) * (1 / 256.0);
           if( u0 <= 0.0 ) u0 = 0.0;
      else if( u0 >= 1.0 ) u0 = 1.0;
           if( v0 <= 0.0 ) v0 = 0.0;
      else if( v0 >= 1.0 ) v0 = 1.0;
           if( u1 <= 0.0 ) u1 = 0.0;
      else if( u1 >= 1.0 ) u1 = 1.0;
           if( v1 <= 0.0 ) v1 = 0.0;
      else if( v1 >= 1.0 ) v1 = 1.0;
      pLightmap->coor[0].u = u0;
      pLightmap->coor[0].v = v0;
      pLightmap->coor[1].u = u1;
      pLightmap->coor[1].v = v0;
      pLightmap->coor[2].u = u0;
      pLightmap->coor[2].v = v1;
      pLightmap->coor[3].u = u1;
      pLightmap->coor[3].v = v1;
      pLightmap->brightObj[0] = lminfo.sdata[4][4][0];
      pLightmap->brightObj[1] = lminfo.sdata[4][4][1];
      pLightmap->brightObj[2] = lminfo.sdata[4][4][2];
      pLightmap->intensity[0].a = lminfo.idata[1][1];
      pLightmap->intensity[0].r = lminfo.sdata[1][1][0];
      pLightmap->intensity[0].g = lminfo.sdata[1][1][1];
      pLightmap->intensity[0].b = lminfo.sdata[1][1][2];
      pLightmap->intensity[1].a = lminfo.idata[1][5];
      pLightmap->intensity[1].r = lminfo.sdata[1][5][0];
      pLightmap->intensity[1].g = lminfo.sdata[1][5][1];
      pLightmap->intensity[1].b = lminfo.sdata[1][5][2];
      pLightmap->intensity[2].a = lminfo.idata[5][1];
      pLightmap->intensity[2].r = lminfo.sdata[5][1][0];
      pLightmap->intensity[2].g = lminfo.sdata[5][1][1];
      pLightmap->intensity[2].b = lminfo.sdata[5][1][2];
      pLightmap->intensity[3].a = lminfo.idata[5][5];
      pLightmap->intensity[3].r = lminfo.sdata[5][5][0];
      pLightmap->intensity[3].g = lminfo.sdata[5][5][1];
      pLightmap->intensity[3].b = lminfo.sdata[5][5][2];
    }
    pTexture = g_texMgr.CreateTexture(256, 256, &buffer, PF_A4R4G4B4, 0);
    this->m_lmSurfaces.push_back(pTexture);
  }
  for( i = 0; i < this->m_numLightmaps; ++i )
  {
    surfaceId = i / 1024;
    this->m_lightmaps[i].surface = this->m_lmSurfaces[surfaceId];
  }
}