Example #1
0
        public override PolyChunk Clone()
        {
            PolyChunkStrip result = (PolyChunkStrip)base.Clone();

            result.Strips = new List <Strip>(StripCount);
            foreach (Strip item in Strips)
            {
                result.Strips.Add(item.Clone());
            }
            return(result);
        }
Example #2
0
        private List <MeshInfo> ProcessPolyList(string name, List <PolyChunk> strips, int start)
        {
            List <MeshInfo> result = new List <MeshInfo>();

            for (int i = start; i < strips.Count; i++)
            {
                PolyChunk chunk = strips[i];
                MaterialBuffer.UpdateFromPolyChunk(chunk);
                switch (chunk.Type)
                {
                case ChunkType.Bits_CachePolygonList:
                    byte cachenum = ((PolyChunkBitsCachePolygonList)chunk).List;
#if modellog
                    Extensions.Log("Caching Poly List " + name + "[" + (i + 1) + "] to cache #" + cachenum + Environment.NewLine);
#endif
                    PolyCache[cachenum] = new CachedPoly(name, strips, i + 1);
                    return(result);

                case ChunkType.Bits_DrawPolygonList:
                    cachenum = ((PolyChunkBitsDrawPolygonList)chunk).List;
                    CachedPoly cached = PolyCache[cachenum];
#if modellog
                    Extensions.Log("Drawing Poly List " + cached.Name + "[" + cached.Index + "] from cache #" + cachenum + Environment.NewLine);
#endif
                    result.AddRange(ProcessPolyList(cached.Name, cached.Polys, cached.Index));
                    break;

                case ChunkType.Strip_Strip:
                case ChunkType.Strip_StripUVN:
                case ChunkType.Strip_StripUVH:
                case ChunkType.Strip_StripNormal:
                case ChunkType.Strip_StripUVNNormal:
                case ChunkType.Strip_StripUVHNormal:
                case ChunkType.Strip_StripColor:
                case ChunkType.Strip_StripUVNColor:
                case ChunkType.Strip_StripUVHColor:
                case ChunkType.Strip_Strip2:
                case ChunkType.Strip_StripUVN2:
                case ChunkType.Strip_StripUVH2:
                {
                    PolyChunkStrip c2 = (PolyChunkStrip)chunk;
#if modellog
                    Extensions.Log("Strip " + c2.Type + Environment.NewLine);
#endif
                    bool hasVColor = false;
                    switch (chunk.Type)
                    {
                    case ChunkType.Strip_StripColor:
                    case ChunkType.Strip_StripUVNColor:
                    case ChunkType.Strip_StripUVHColor:
                        hasVColor = true;
                        break;
                    }
                    bool hasUV = false;
                    switch (chunk.Type)
                    {
                    case ChunkType.Strip_StripUVN:
                    case ChunkType.Strip_StripUVH:
                    case ChunkType.Strip_StripUVNColor:
                    case ChunkType.Strip_StripUVHColor:
                    case ChunkType.Strip_StripUVN2:
                    case ChunkType.Strip_StripUVH2:
                        hasUV = true;
                        break;
                    }
                    List <Poly>       polys = new List <Poly>();
                    List <VertexData> verts = new List <VertexData>();
#if modellog
                    List <ushort> indexes = new List <ushort>();
#endif
                    foreach (PolyChunkStrip.Strip strip in c2.Strips)
                    {
#if modellog
                        indexes.AddRange(strip.Indexes);
#endif
                        Strip str = new Strip(strip.Indexes.Length, strip.Reversed);
                        for (int k = 0; k < strip.Indexes.Length; k++)
                        {
                            str.Indexes[k] = (ushort)verts.Count;
                            verts.Add(new VertexData(
                                          VertexBuffer[strip.Indexes[k]].Position,
                                          VertexBuffer[strip.Indexes[k]].Normal,
                                          hasVColor ? (Color?)strip.VColors[k] : VertexBuffer[strip.Indexes[k]].Color,
                                          hasUV ? strip.UVs[k] : null));
                        }
                        polys.Add(str);
                    }
                    if (!hasVColor)
                    {
                        hasVColor = verts.Any(a => a.Color.HasValue && a.Color.Value != Color.White);
                    }
#if modellog
                    indexes = new List <ushort>(System.Linq.Enumerable.Distinct(indexes));
                    indexes.Sort();
                    StringBuilder sb  = new StringBuilder("Vertex Usage: ");
                    ushort        ist = indexes[0];
                    for (int k = 0; k < indexes.Count - 1; k++)
                    {
                        if (indexes[k + 1] != indexes[k] + 1)
                        {
                            sb.Append(" " + ist);
                            if (indexes[k] != ist)
                            {
                                sb.Append("-" + indexes[k]);
                            }
                            ist = indexes[++k];
                        }
                    }
                    sb.Append(" " + ist);
                    if (indexes[indexes.Count - 1] != ist)
                    {
                        sb.Append("-" + indexes[indexes.Count - 1]);
                    }
                    sb.Append(Environment.NewLine);
                    Extensions.Log(sb.ToString());
#endif
                    result.Add(new MeshInfo(MaterialBuffer, polys.ToArray(), verts.ToArray(), hasUV, hasVColor));
                    MaterialBuffer = new NJS_MATERIAL(MaterialBuffer);
                }
                break;
                }
            }
            return(result);
        }
Example #3
0
 static void Main(string[] args)
 {
     string filename;
     if (args.Length > 0)
     {
         filename = args[0];
         Console.WriteLine("File: {0}", filename);
     }
     else
     {
         Console.Write("File: ");
         filename = Console.ReadLine();
     }
     LandTable level = LandTable.LoadFromFile(filename);
     switch (level.Format)
     {
         case LandTableFormat.SA1:
             {
                 List<COL> newcollist = new List<COL>();
                 foreach (COL col in level.COL.Where((col) => col.Model != null && col.Model.Attach != null))
                 {
                     if ((col.SurfaceFlags & SurfaceFlags.Visible) == SurfaceFlags.Visible)
                     {
                         COL newcol = new COL() { Bounds = col.Bounds };
                         newcol.SurfaceFlags = SurfaceFlags.Visible;
                         newcol.Model = new SonicRetro.SAModel.NJS_OBJECT() { Name = col.Model.Name + "_cnk" };
                         newcol.Model.Position = col.Model.Position;
                         newcol.Model.Rotation = col.Model.Rotation;
                         newcol.Model.Scale = col.Model.Scale;
                         BasicAttach basatt = (BasicAttach)col.Model.Attach;
                         ChunkAttach cnkatt = new ChunkAttach(true, true) { Name = basatt.Name + "_cnk", Bounds = basatt.Bounds };
                         newcol.Model.Attach = cnkatt;
                         VertexChunk vcnk;
                         if (basatt.Normal != null && basatt.Normal.Length > 0)
                             vcnk = new VertexChunk(ChunkType.Vertex_VertexNormal);
                         else
                             vcnk = new VertexChunk(ChunkType.Vertex_Vertex);
                         vcnk.Vertices = new List<Vertex>(basatt.Vertex);
                         if (basatt.Normal != null)
                             vcnk.Normals = new List<Vertex>(basatt.Normal);
                         vcnk.VertexCount = (ushort)basatt.Vertex.Length;
                         vcnk.Size = (ushort)((vcnk.Type == ChunkType.Vertex_VertexNormal ? vcnk.VertexCount * 6 : vcnk.VertexCount * 3) + 1);
                         cnkatt.Vertex.Add(vcnk);
                         foreach (NJS_MESHSET mesh in basatt.Mesh)
                         {
                             if (mesh.PolyType != Basic_PolyType.Strips)
                             {
                                 Console.WriteLine("Warning: Skipping non-strip mesh in {0} ({1}).", basatt.MeshName, mesh.PolyType);
                                 continue;
                             }
                             NJS_MATERIAL mat = null;
                             if (basatt.Material != null && mesh.MaterialID < basatt.Material.Count)
                             {
                                 mat = basatt.Material[mesh.MaterialID];
                                 cnkatt.Poly.Add(new PolyChunkBitsBlendAlpha()
                                 {
                                     SourceAlpha = mat.SourceAlpha,
                                     DestinationAlpha = mat.DestinationAlpha
                                 });
                                 cnkatt.Poly.Add(new PolyChunkTinyTextureID()
                                 {
                                     ClampU = mat.ClampU,
                                     ClampV = mat.ClampV,
                                     FilterMode = mat.FilterMode,
                                     FlipU = mat.FlipU,
                                     FlipV = mat.FlipV,
                                     SuperSample = mat.SuperSample,
                                     TextureID = (ushort)mat.TextureID
                                 });
                                 cnkatt.Poly.Add(new PolyChunkMaterial()
                                 {
                                     Diffuse = mat.DiffuseColor,
                                     Specular = mat.SpecularColor,
                                     SpecularExponent = (byte)mat.Exponent
                                 });
                             }
                             PolyChunkStrip strip;
                             if (mesh.UV != null & mesh.VColor != null)
                                 strip = new PolyChunkStrip(ChunkType.Strip_StripUVNColor);
                             else if (mesh.UV != null)
                                 strip = new PolyChunkStrip(ChunkType.Strip_StripUVN);
                             else if (mesh.VColor != null)
                                 strip = new PolyChunkStrip(ChunkType.Strip_StripColor);
                             else
                                 strip = new PolyChunkStrip(ChunkType.Strip_Strip);
                             if (mat != null)
                             {
                                 strip.IgnoreLight = mat.IgnoreLighting;
                                 strip.IgnoreSpecular = mat.IgnoreSpecular;
                                 strip.UseAlpha = mat.UseAlpha;
                                 strip.DoubleSide = mat.DoubleSided;
                                 strip.FlatShading = mat.FlatShading;
                                 strip.EnvironmentMapping = mat.EnvironmentMap;
                             }
                             int striptotal = 0;
                             foreach (Strip item in mesh.Poly.Cast<Strip>())
                             {
                                 UV[] uvs = null;
                                 if (mesh.UV != null)
                                 {
                                     uvs = new UV[item.Indexes.Length];
                                     Array.Copy(mesh.UV, striptotal, uvs, 0, item.Indexes.Length);
                                 }
                                 Color[] vcolors = null;
                                 if (mesh.VColor != null)
                                 {
                                     vcolors = new Color[item.Indexes.Length];
                                     Array.Copy(mesh.VColor, striptotal, vcolors, 0, item.Indexes.Length);
                                 }
                                 strip.Strips.Add(new PolyChunkStrip.Strip(item.Reversed, item.Indexes, uvs, vcolors));
                                 striptotal += item.Indexes.Length;
                             }
                             cnkatt.Poly.Add(strip);
                         }
                         newcollist.Add(newcol);
                     }
                     if ((col.SurfaceFlags & ~SurfaceFlags.Visible) != 0)
                     {
                         col.SurfaceFlags &= ~SurfaceFlags.Visible;
                         newcollist.Add(col);
                     }
                 }
                 level.COL = newcollist;
             }
             level.Anim = new List<GeoAnimData>();
             level.Tool = "SA Tools Level Converter";
             level.SaveToFile(System.IO.Path.ChangeExtension(filename, "sa2lvl"), LandTableFormat.SA2);
             break;
         case LandTableFormat.SA2:
             Vertex[] VertexBuffer = new Vertex[0];
             Vertex[] NormalBuffer = new Vertex[0];
             foreach (COL col in level.COL.Where((col) => col.Model != null && col.Model.Attach is ChunkAttach))
             {
                 ChunkAttach cnkatt = (ChunkAttach)col.Model.Attach;
                 BasicAttach basatt = new BasicAttach() { Name = cnkatt.Name, Bounds = cnkatt.Bounds };
                 if (cnkatt.Vertex != null)
                     foreach (VertexChunk chunk in cnkatt.Vertex)
                     {
                         if (VertexBuffer.Length < chunk.IndexOffset + chunk.VertexCount)
                         {
                             Array.Resize(ref VertexBuffer, chunk.IndexOffset + chunk.VertexCount);
                             Array.Resize(ref NormalBuffer, chunk.IndexOffset + chunk.VertexCount);
                         }
                         Array.Copy(chunk.Vertices.ToArray(), 0, VertexBuffer, chunk.IndexOffset, chunk.Vertices.Count);
                         Array.Copy(chunk.Normals.ToArray(), 0, NormalBuffer, chunk.IndexOffset, chunk.Normals.Count);
                     }
                 NJS_MATERIAL material = new NJS_MATERIAL() { UseTexture = true };
                 int minVtx = int.MaxValue;
                 int maxVtx = int.MinValue;
                 foreach (PolyChunk chunk in cnkatt.Poly)
                     switch (chunk.Type)
                     {
                         case ChunkType.Bits_BlendAlpha:
                             {
                                 PolyChunkBitsBlendAlpha c2 = (PolyChunkBitsBlendAlpha)chunk;
                                 material.SourceAlpha = c2.SourceAlpha;
                                 material.DestinationAlpha = c2.DestinationAlpha;
                             }
                             break;
                         case ChunkType.Bits_MipmapDAdjust:
                             break;
                         case ChunkType.Bits_SpecularExponent:
                             material.Exponent = ((PolyChunkBitsSpecularExponent)chunk).SpecularExponent;
                             break;
                         case ChunkType.Tiny_TextureID:
                         case ChunkType.Tiny_TextureID2:
                             {
                                 PolyChunkTinyTextureID c2 = (PolyChunkTinyTextureID)chunk;
                                 material.ClampU = c2.ClampU;
                                 material.ClampV = c2.ClampV;
                                 material.FilterMode = c2.FilterMode;
                                 material.FlipU = c2.FlipU;
                                 material.FlipV = c2.FlipV;
                                 material.SuperSample = c2.SuperSample;
                                 material.TextureID = c2.TextureID;
                             }
                             break;
                         case ChunkType.Material_Diffuse:
                         case ChunkType.Material_Ambient:
                         case ChunkType.Material_DiffuseAmbient:
                         case ChunkType.Material_Specular:
                         case ChunkType.Material_DiffuseSpecular:
                         case ChunkType.Material_AmbientSpecular:
                         case ChunkType.Material_DiffuseAmbientSpecular:
                         case ChunkType.Material_Diffuse2:
                         case ChunkType.Material_Ambient2:
                         case ChunkType.Material_DiffuseAmbient2:
                         case ChunkType.Material_Specular2:
                         case ChunkType.Material_DiffuseSpecular2:
                         case ChunkType.Material_AmbientSpecular2:
                         case ChunkType.Material_DiffuseAmbientSpecular2:
                             {
                                 PolyChunkMaterial c2 = (PolyChunkMaterial)chunk;
                                 if (c2.Diffuse.HasValue)
                                     material.DiffuseColor = c2.Diffuse.Value;
                                 if (c2.Specular.HasValue)
                                 {
                                     material.SpecularColor = c2.Specular.Value;
                                     material.Exponent = c2.SpecularExponent;
                                 }
                             }
                             break;
                         case ChunkType.Strip_Strip:
                         case ChunkType.Strip_StripUVN:
                         case ChunkType.Strip_StripUVH:
                         case ChunkType.Strip_StripNormal:
                         case ChunkType.Strip_StripUVNNormal:
                         case ChunkType.Strip_StripUVHNormal:
                         case ChunkType.Strip_StripColor:
                         case ChunkType.Strip_StripUVNColor:
                         case ChunkType.Strip_StripUVHColor:
                         case ChunkType.Strip_Strip2:
                         case ChunkType.Strip_StripUVN2:
                         case ChunkType.Strip_StripUVH2:
                             {
                                 PolyChunkStrip c2 = (PolyChunkStrip)chunk;
                                 material.DoubleSided = c2.DoubleSide;
                                 material.EnvironmentMap = c2.EnvironmentMapping;
                                 material.FlatShading = c2.FlatShading;
                                 material.IgnoreLighting = c2.IgnoreLight;
                                 material.IgnoreSpecular = c2.IgnoreSpecular;
                                 material.UseAlpha = c2.UseAlpha;
                                 bool hasVColor = false;
                                 switch (chunk.Type)
                                 {
                                     case ChunkType.Strip_StripColor:
                                     case ChunkType.Strip_StripUVNColor:
                                     case ChunkType.Strip_StripUVHColor:
                                         hasVColor = true;
                                         break;
                                 }
                                 bool hasUV = false;
                                 switch (chunk.Type)
                                 {
                                     case ChunkType.Strip_StripUVN:
                                     case ChunkType.Strip_StripUVH:
                                     case ChunkType.Strip_StripUVNColor:
                                     case ChunkType.Strip_StripUVHColor:
                                     case ChunkType.Strip_StripUVN2:
                                     case ChunkType.Strip_StripUVH2:
                                         hasUV = true;
                                         break;
                                 }
                                 List<Strip> strips = new List<Strip>(c2.StripCount);
                                 List<UV> uvs = hasUV ? new List<UV>() : null;
                                 List<Color> vcolors = hasVColor ? new List<Color>() : null;
                                 foreach (PolyChunkStrip.Strip strip in c2.Strips)
                                 {
                                     minVtx = Math.Min(minVtx, strip.Indexes.Min());
                                     maxVtx = Math.Max(maxVtx, strip.Indexes.Max());
                                     strips.Add(new Strip(strip.Indexes, strip.Reversed));
                                     if (hasUV)
                                         uvs.AddRange(strip.UVs);
                                     if (hasVColor)
                                         vcolors.AddRange(strip.VColors);
                                 }
                                 NJS_MESHSET mesh = new NJS_MESHSET(strips.ToArray(), false, hasUV, hasVColor);
                                 if (hasUV)
                                     uvs.CopyTo(mesh.UV);
                                 if (hasVColor)
                                     vcolors.CopyTo(mesh.VColor);
                                 mesh.MaterialID = (ushort)basatt.Material.Count;
                                 basatt.Mesh.Add(mesh);
                                 basatt.Material.Add(material);
                                 material = new NJS_MATERIAL(material.GetBytes(), 0);
                             }
                             break;
                     }
                 int numVtx = maxVtx - minVtx + 1;
                 basatt.ResizeVertexes(numVtx);
                 Array.Copy(VertexBuffer, minVtx, basatt.Vertex, 0, numVtx);
                 Array.Copy(NormalBuffer, minVtx, basatt.Normal, 0, numVtx);
                 foreach (NJS_MESHSET mesh in basatt.Mesh)
                     foreach (Poly poly in mesh.Poly)
                         for (int i = 0; i < poly.Indexes.Length; i++)
                             poly.Indexes[i] = (ushort)(poly.Indexes[i] - minVtx);
                 col.Model.Attach = basatt;
             }
             level.Anim = new List<GeoAnimData>();
             level.Tool = "SA Tools Level Converter";
             level.SaveToFile(System.IO.Path.ChangeExtension(filename, "sa1lvl"), LandTableFormat.SA1);
             break;
     }
 }
Example #4
0
        private List <MeshInfo> ProcessPolyList(string name, List <PolyChunk> strips, int start)
        {
            List <MeshInfo> result = new List <MeshInfo>();

            for (int i = start; i < strips.Count; i++)
            {
                PolyChunk chunk = strips[i];
                switch (chunk.Type)
                {
                case ChunkType.Bits_BlendAlpha:
                {
                    PolyChunkBitsBlendAlpha c2 = (PolyChunkBitsBlendAlpha)chunk;
                    MaterialBuffer.SourceAlpha      = c2.SourceAlpha;
                    MaterialBuffer.DestinationAlpha = c2.DestinationAlpha;
                }
                break;

                case ChunkType.Bits_MipmapDAdjust:
                    break;

                case ChunkType.Bits_SpecularExponent:
                    MaterialBuffer.Exponent = ((PolyChunkBitsSpecularExponent)chunk).SpecularExponent;
                    break;

                case ChunkType.Bits_CachePolygonList:
                    byte cachenum = ((PolyChunkBitsCachePolygonList)chunk).List;
#if modellog
                    Extensions.Log("Caching Poly List " + name + "[" + (i + 1) + "] to cache #" + cachenum + Environment.NewLine);
#endif
                    PolyCache[cachenum] = new CachedPoly(name, strips, i + 1);
                    return(result);

                case ChunkType.Bits_DrawPolygonList:
                    cachenum = ((PolyChunkBitsDrawPolygonList)chunk).List;
                    CachedPoly cached = PolyCache[cachenum];
#if modellog
                    Extensions.Log("Drawing Poly List " + cached.Name + "[" + cached.Index + "] from cache #" + cachenum + Environment.NewLine);
#endif
                    result.AddRange(ProcessPolyList(cached.Name, cached.Polys, cached.Index));
                    break;

                case ChunkType.Tiny_TextureID:
                case ChunkType.Tiny_TextureID2:
                {
                    PolyChunkTinyTextureID c2 = (PolyChunkTinyTextureID)chunk;
                    MaterialBuffer.ClampU      = c2.ClampU;
                    MaterialBuffer.ClampV      = c2.ClampV;
                    MaterialBuffer.FilterMode  = c2.FilterMode;
                    MaterialBuffer.FlipU       = c2.FlipU;
                    MaterialBuffer.FlipV       = c2.FlipV;
                    MaterialBuffer.SuperSample = c2.SuperSample;
                    MaterialBuffer.TextureID   = c2.TextureID;
                }
                break;

                case ChunkType.Material_Diffuse:
                case ChunkType.Material_Ambient:
                case ChunkType.Material_DiffuseAmbient:
                case ChunkType.Material_Specular:
                case ChunkType.Material_DiffuseSpecular:
                case ChunkType.Material_AmbientSpecular:
                case ChunkType.Material_DiffuseAmbientSpecular:
                case ChunkType.Material_Diffuse2:
                case ChunkType.Material_Ambient2:
                case ChunkType.Material_DiffuseAmbient2:
                case ChunkType.Material_Specular2:
                case ChunkType.Material_DiffuseSpecular2:
                case ChunkType.Material_AmbientSpecular2:
                case ChunkType.Material_DiffuseAmbientSpecular2:
                {
                    PolyChunkMaterial c2 = (PolyChunkMaterial)chunk;
                    MaterialBuffer.SourceAlpha      = c2.SourceAlpha;
                    MaterialBuffer.DestinationAlpha = c2.DestinationAlpha;
                    if (c2.Diffuse.HasValue)
                    {
                        MaterialBuffer.DiffuseColor = c2.Diffuse.Value;
                    }
                    if (c2.Specular.HasValue)
                    {
                        MaterialBuffer.SpecularColor = c2.Specular.Value;
                        MaterialBuffer.Exponent      = c2.SpecularExponent;
                    }
                }
                break;

                case ChunkType.Strip_Strip:
                case ChunkType.Strip_StripUVN:
                case ChunkType.Strip_StripUVH:
                case ChunkType.Strip_StripNormal:
                case ChunkType.Strip_StripUVNNormal:
                case ChunkType.Strip_StripUVHNormal:
                case ChunkType.Strip_StripColor:
                case ChunkType.Strip_StripUVNColor:
                case ChunkType.Strip_StripUVHColor:
                case ChunkType.Strip_Strip2:
                case ChunkType.Strip_StripUVN2:
                case ChunkType.Strip_StripUVH2:
                {
                    PolyChunkStrip c2 = (PolyChunkStrip)chunk;
#if modellog
                    Extensions.Log("Strip " + c2.Type + Environment.NewLine);
#endif
                    MaterialBuffer.DoubleSided    = c2.DoubleSide;
                    MaterialBuffer.EnvironmentMap = c2.EnvironmentMapping;
                    MaterialBuffer.FlatShading    = c2.FlatShading;
                    MaterialBuffer.IgnoreLighting = c2.IgnoreLight;
                    MaterialBuffer.IgnoreSpecular = c2.IgnoreSpecular;
                    MaterialBuffer.UseAlpha       = c2.UseAlpha;
                    bool hasVColor = false;
                    switch (chunk.Type)
                    {
                    case ChunkType.Strip_StripColor:
                    case ChunkType.Strip_StripUVNColor:
                    case ChunkType.Strip_StripUVHColor:
                        hasVColor = true;
                        break;
                    }
                    bool hasUV = false;
                    switch (chunk.Type)
                    {
                    case ChunkType.Strip_StripUVN:
                    case ChunkType.Strip_StripUVH:
                    case ChunkType.Strip_StripUVNColor:
                    case ChunkType.Strip_StripUVHColor:
                    case ChunkType.Strip_StripUVN2:
                    case ChunkType.Strip_StripUVH2:
                        hasUV = true;
                        break;
                    }
                    List <Poly>       polys = new List <Poly>();
                    List <VertexData> verts = new List <VertexData>();
#if modellog
                    List <ushort> indexes = new List <ushort>();
#endif
                    foreach (PolyChunkStrip.Strip strip in c2.Strips)
                    {
#if modellog
                        indexes.AddRange(strip.Indexes);
#endif
                        Strip str = new Strip(strip.Indexes.Length, strip.Reversed);
                        for (int k = 0; k < strip.Indexes.Length; k++)
                        {
                            str.Indexes[k] = (ushort)verts.Count;
                            verts.Add(new VertexData(
                                          VertexBuffer[strip.Indexes[k]].Position,
                                          VertexBuffer[strip.Indexes[k]].Normal,
                                          hasVColor ? (Color?)strip.VColors[k] : VertexBuffer[strip.Indexes[k]].Color,
                                          hasUV ? strip.UVs[k] : null));
                        }
                        polys.Add(str);
                    }
#if modellog
                    indexes = new List <ushort>(System.Linq.Enumerable.Distinct(indexes));
                    indexes.Sort();
                    StringBuilder sb  = new StringBuilder("Vertex Usage: ");
                    ushort        ist = indexes[0];
                    for (int k = 0; k < indexes.Count - 1; k++)
                    {
                        if (indexes[k + 1] != indexes[k] + 1)
                        {
                            sb.Append(" " + ist);
                            if (indexes[k] != ist)
                            {
                                sb.Append("-" + indexes[k]);
                            }
                            ist = indexes[++k];
                        }
                    }
                    sb.Append(" " + ist);
                    if (indexes[indexes.Count - 1] != ist)
                    {
                        sb.Append("-" + indexes[indexes.Count - 1]);
                    }
                    sb.Append(Environment.NewLine);
                    Extensions.Log(sb.ToString());
#endif
                    result.Add(new MeshInfo(MaterialBuffer, polys.ToArray(), verts.ToArray(), hasUV, hasVColor));
                    MaterialBuffer = new NJS_MATERIAL(MaterialBuffer);
                }
                break;
                }
            }
            return(result);
        }