Exemple #1
0
        void Export_IBUF_Main(StreamWriter w, IBUF ibuf, MLOD.Mesh mesh)
        {
            if (ibuf == null)
            {
                w.WriteLine("; ibuf is null"); w.WriteLine("ibuf 0"); return;
            }

            w.WriteLine(string.Format("ibuf {0}", mesh.PrimitiveCount));
            w.Export_IBUF(mpb, ibuf.GetIndices(mesh), IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType), mesh.PrimitiveCount);
        }
Exemple #2
0
        void Export_IBUF_Geos(StreamWriter w, IBUF ibuf, MLOD.Mesh mesh, int geoStateIndex)
        {
            if (ibuf == null)
            {
                w.WriteLine("; ibuf is null for geoState"); w.WriteLine(string.Format("ibuf {0} 0 0", geoStateIndex)); return;
            }

            int sizePerPrimitive = IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType);

            MLOD.GeometryState geoState = mesh.GeometryStates[geoStateIndex];

            if (geosIBUFIsContained(geoState, sizePerPrimitive, mesh))
            {
                w.WriteLine("; ibuf is contained within main mesh");
            }
            w.WriteLine(string.Format("ibuf {0} {1} {2}", geoStateIndex, geoState.StartIndex, geoState.PrimitiveCount));
            if (geosIBUFIsContained(geoState, sizePerPrimitive, mesh))
            {
                return;
            }

            w.Export_IBUF(mpb, ibuf.GetIndices(mesh, geoStateIndex), sizePerPrimitive, geoState.PrimitiveCount);
        }
Exemple #3
0
        //--


        public void Import_Mesh(StreamReader r, MLOD.Mesh mesh, GenericRCOLResource rcolResource, MLOD mlod, IResourceKey defaultRK, out meshExpImp.ModelBlocks.Vertex[] mverts, out List <meshExpImp.ModelBlocks.Vertex[]> lverts)
        {
            #region Import VRTF
            bool isDefaultVRTF  = false;
            VRTF defaultForMesh = VRTF.CreateDefaultForMesh(mesh);

            VRTF vrtf = new VRTF(rcolResource.RequestedApiVersion, null)
            {
                Version = 2, Layouts = null,
            };
            r.Import_VRTF(mpb, vrtf);

            IResourceKey vrtfRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.VertexFormatIndex);
            if (vrtfRK == null)
            {
                vrtfRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.SkinControllerIndex);
                if (vrtfRK == null)
                {
                    vrtfRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.ScaleOffsetIndex);
                }
                if (vrtfRK == null)
                {
                    vrtfRK = new TGIBlock(0, null, 0, 0,
                                          System.Security.Cryptography.FNV64.GetHash(DateTime.UtcNow.ToString() + defaultRK.ToString()));
                }
                vrtfRK = new TGIBlock(0, null, vrtfRK)
                {
                    ResourceType = vrtf.ResourceType,
                };
            }

            if (vrtf.Equals(defaultForMesh))
            {
                isDefaultVRTF          = true;
                mesh.VertexFormatIndex = new GenericRCOLResource.ChunkReference(0, null, 0);//Clear the reference
            }
            else
            {
                rcolResource.ReplaceChunk(mesh, "VertexFormatIndex", vrtfRK, vrtf);
            }
            #endregion

            #region Import SKIN
            // we need to read the data in the file...
            SKIN skin = new SKIN(rcolResource.RequestedApiVersion, null)
            {
                Version = 1, Bones = null,
            };
            r.Import_SKIN(mpb, skin);

            // However, we do *NOT* want to update the RCOL with what we read - we are not replacing the object skeleton here
#if UNDEF
            if (skin.Bones != null)
            {
                IResourceKey skinRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.SkinControllerIndex);
                if (skinRK == null)
                {
                    skinRK = new TGIBlock(0, null, vrtfRK)
                    {
                        ResourceType = skin.ResourceType,
                    }
                }
                ;

                rcolResource.ReplaceChunk(mesh, "SkinControllerIndex", skinRK, skin);
            }
#endif
            #endregion

            mverts = Import_VBUF_Main(r, mlod, mesh, vrtf, isDefaultVRTF);

            #region Import IBUF
            IBUF ibuf = GenericRCOLResource.ChunkReference.GetBlock(rcolResource, mesh.IndexBufferIndex) as IBUF;
            if (ibuf == null)
            {
                ibuf = new IBUF(rcolResource.RequestedApiVersion, null)
                {
                    Version = 2, Flags = IBUF.FormatFlags.DifferencedIndices, DisplayListUsage = 0,
                }
            }
            ;
            Import_IBUF_Main(r, mlod, mesh, ibuf);

            IResourceKey ibufRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.IndexBufferIndex);
            if (ibufRK == null)
            {
                ibufRK = new TGIBlock(0, null, defaultRK)
                {
                    ResourceType = ibuf.ResourceType,
                }
            }
            ;

            rcolResource.ReplaceChunk(mesh, "IndexBufferIndex", ibufRK, ibuf);
            #endregion

            // This reads both VBUF Vertex[]s and the ibufs; but the ibufs just go straight in quite happily
            lverts = Import_MeshGeoStates(r, mlod, mesh, vrtf, isDefaultVRTF, ibuf);

            #region Update the JointReferences
            UIntList joints = CreateJointReferences(mesh, mverts, lverts ?? new List <meshExpImp.ModelBlocks.Vertex[]>(), skin);

            List <uint> added   = new List <uint>(joints);
            List <uint> removed = new List <uint>();
            foreach (var j in mesh.JointReferences)
            {
                if (joints.Contains(j))
                {
                    added.Remove(j);
                }
                else
                {
                    removed.Add(j);
                }
            }

            // Remove root
            removed.Remove(0xCD68F001);

            if (added.Count != 0)
            {
                mesh.JointReferences.AddRange(added);

                System.Windows.Forms.CopyableMessageBox.Show(String.Format("Mesh: 0x{0:X8}\nJointReferences with newly assigned (via BlendIndex) vertex: {1}\n({2})",
                                                                           mesh.Name,
                                                                           added.Count,
                                                                           String.Join(", ", added.ConvertAll <string>(a => "0x" + a.ToString("X8")).ToArray())),
                                                             "Warning", System.Windows.Forms.CopyableMessageBoxButtons.OK, System.Windows.Forms.CopyableMessageBoxIcon.Warning);
            }

// with the 20120601 change to export, this warning on import has lost its severity... and been dropped.
#if UNDEF
            if (removed.Count != 0)
            {
//#if UNDEF
                // http://dino.drealm.info/den/denforum/index.php?topic=394.msg3876#msg3876
                removed.ForEach(j => mesh.JointReferences[mesh.JointReferences.IndexOf(j)] = 0);
//#endif
                // However, OM felt more comfortable if there was some indication something a little odd was going on.
                System.Windows.Forms.CopyableMessageBox.Show(String.Format("Mesh: 0x{0:X8}\nJointReferences with no assigned (via BlendIndex) vertex: {1}\n({2})",
                                                                           mesh.Name,
                                                                           removed.Count,
                                                                           String.Join(", ", removed.ConvertAll <string>(a => "0x" + a.ToString("X8")).ToArray())),
                                                             "Warning", System.Windows.Forms.CopyableMessageBoxButtons.OK, System.Windows.Forms.CopyableMessageBoxIcon.Warning);
            }
#endif
            #endregion
        }

        meshExpImp.ModelBlocks.Vertex[] Import_VBUF_Main(StreamReader r, MLOD mlod, MLOD.Mesh mesh, VRTF vrtf, bool isDefaultVRTF)
        {
            string tagLine = r.ReadTag();

            string[] split = tagLine.Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
            if (split.Length != 2)
            {
                throw new InvalidDataException("Invalid tag line read for 'vbuf'.");
            }
            if (split[0] != "vbuf")
            {
                throw new InvalidDataException("Expected line tag 'vbuf' not found.");
            }
            int count;

            if (!int.TryParse(split[1], out count))
            {
                throw new InvalidDataException("'vbuf' line has invalid count.");
            }

            return(r.Import_VBUF(mpb, count, vrtf));
        }

        void Import_IBUF_Main(StreamReader r, MLOD mlod, MLOD.Mesh mesh, IBUF ibuf)
        {
            string tagLine = r.ReadTag();

            string[] split = tagLine.Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
            if (split.Length != 2)
            {
                throw new InvalidDataException("Invalid tag line read for 'ibuf'.");
            }
            if (split[0] != "ibuf")
            {
                throw new InvalidDataException("Expected line tag 'ibuf' not found.");
            }
            int count;

            if (!int.TryParse(split[1], out count))
            {
                throw new InvalidDataException("'ibuf' line has invalid count.");
            }

            ibuf.SetIndices(mlod, mesh, r.Import_IBUF(mpb, IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType), count));
        }

        List <meshExpImp.ModelBlocks.Vertex[]> Import_MeshGeoStates(StreamReader r, MLOD mlod, MLOD.Mesh mesh, VRTF vrtf, bool isDefaultVRTF, IBUF ibuf)
        {
            MLOD.GeometryStateList oldGeos = new MLOD.GeometryStateList(null, mesh.GeometryStates);
            r.Import_GEOS(mpb, mesh);
            if (mesh.GeometryStates.Count <= 0)
            {
                return(null);
            }

            List <meshExpImp.ModelBlocks.Vertex[]> lverts = new List <meshExpImp.ModelBlocks.Vertex[]>();

            for (int g = 0; g < mesh.GeometryStates.Count; g++)
            {
                lverts.Add(Import_VBUF_Geos(r, mlod, mesh, g, vrtf, isDefaultVRTF));
                Import_IBUF_Geos(r, mlod, mesh, g, ibuf);
            }
            return(lverts);
        }

        UIntList CreateJointReferences(MLOD.Mesh mesh, meshExpImp.ModelBlocks.Vertex[] mverts, List <meshExpImp.ModelBlocks.Vertex[]> lverts, SKIN skin)
        {
            if (skin == null || skin.Bones == null)
            {
                return(new UIntList(null));
            }

            int maxReference = -1;

            lverts.Insert(0, mverts);
            foreach (var vertices in lverts)
            {
                if (vertices != null)
                {
                    foreach (var vert in vertices)
                    {
                        if (vert.BlendIndices != null)
                        {
                            foreach (var reference in vert.BlendIndices)
                            {
                                if ((sbyte)reference > maxReference)
                                {
                                    maxReference = reference;
                                }
                            }
                        }
                    }
                }
            }
            lverts.Remove(mverts);

            return(maxReference > -1 ? new UIntList(null, skin.Bones.GetRange(0, maxReference + 1).ConvertAll <uint>(x => x.NameHash)) : new UIntList(null));
        }

        meshExpImp.ModelBlocks.Vertex[] Import_VBUF_Geos(StreamReader r, MLOD mlod, MLOD.Mesh mesh, int geoStateIndex, VRTF vrtf, bool isDefaultVRTF)
        {
            //w.WriteLine(string.Format("vbuf {0} {1} {2}", geoStateIndex, mesh.GeometryStates[geoStateIndex].MinVertexIndex, mesh.GeometryStates[geoStateIndex].VertexCount));
            string tagLine = r.ReadTag();

            string[] split = tagLine.Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
            if (split.Length != 4)
            {
                throw new InvalidDataException(string.Format("Invalid tag line read for geoState {0} 'vbuf'.", geoStateIndex));
            }
            if (split[0] != "vbuf")
            {
                throw new InvalidDataException("Expected line tag 'vbuf' not found.");
            }
            int lineIndex;

            if (!int.TryParse(split[1], out lineIndex))
            {
                throw new InvalidDataException(string.Format("geoState {0} 'vbuf' line has invalid geoStateIndex.", geoStateIndex));
            }
            if (lineIndex != geoStateIndex)
            {
                throw new InvalidDataException(string.Format("geoState {0} 'vbuf' line has incorrect geoStateIndex value {1}.", geoStateIndex, lineIndex));
            }
            int minVertexIndex;

            if (!int.TryParse(split[2], out minVertexIndex))
            {
                throw new InvalidDataException(string.Format("geoState {0} 'vbuf' line has invalid MinVertexIndex.", geoStateIndex));
            }
            int vertexCount;

            if (!int.TryParse(split[3], out vertexCount))
            {
                throw new InvalidDataException(string.Format("geoState {0} 'vbuf' line has invalid VertexCount.", geoStateIndex));
            }

            if (minVertexIndex + vertexCount <= mesh.MinVertexIndex + mesh.VertexCount)
            {
                mesh.GeometryStates[geoStateIndex].MinVertexIndex = minVertexIndex;
                mesh.GeometryStates[geoStateIndex].VertexCount    = vertexCount;
                return(null);
            }

            if (minVertexIndex != mesh.GeometryStates[geoStateIndex].MinVertexIndex)
            {
                throw new InvalidDataException(string.Format("geoState {0} 'vbuf' line has unexpected MinVertexIndex {1}; expected {2}.", geoStateIndex, minVertexIndex, mesh.GeometryStates[geoStateIndex].MinVertexIndex));
            }
            return(r.Import_VBUF(mpb, vertexCount, vrtf));
        }

        void Import_IBUF_Geos(StreamReader r, MLOD mlod, MLOD.Mesh mesh, int geoStateIndex, IBUF ibuf)
        {
            //w.WriteLine(string.Format("ibuf {0} {1} {2}", geoStateIndex, mesh.GeometryStates[geoStateIndex].StartIndex, mesh.GeometryStates[geoStateIndex].PrimitiveCount));
            string tagLine = r.ReadTag();

            string[] split = tagLine.Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
            if (split.Length != 4)
            {
                throw new InvalidDataException("Invalid tag line read for 'ibuf'.");
            }
            if (split[0] != "ibuf")
            {
                throw new InvalidDataException("Expected line tag 'ibuf' not found.");
            }
            int lineIndex;

            if (!int.TryParse(split[1], out lineIndex))
            {
                throw new InvalidDataException(string.Format("geoState {0} 'ibuf' line has invalid geoStateIndex.", geoStateIndex));
            }
            if (lineIndex != geoStateIndex)
            {
                throw new InvalidDataException(string.Format("geoState {0} 'ibuf' line has incorrect geoStateIndex value {1}.", geoStateIndex, lineIndex));
            }
            int startIndex;

            if (!int.TryParse(split[2], out startIndex))
            {
                throw new InvalidDataException(string.Format("geoState {0} 'ibuf' line has invalid StartIndex.", geoStateIndex));
            }
            int primitiveCount;

            if (!int.TryParse(split[3], out primitiveCount))
            {
                throw new InvalidDataException(string.Format("geoState {0} 'ibuf' line has invalid PrimitiveCount.", geoStateIndex));
            }

            int sizePerPrimitive = IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType);

            if (startIndex + primitiveCount * sizePerPrimitive <= mesh.StartIndex + mesh.PrimitiveCount * sizePerPrimitive)
            {
                mesh.GeometryStates[geoStateIndex].StartIndex     = startIndex;
                mesh.GeometryStates[geoStateIndex].PrimitiveCount = primitiveCount;
                return;
            }

            if (startIndex != mesh.GeometryStates[geoStateIndex].StartIndex)
            {
                throw new InvalidDataException(string.Format("geoState {0} 'ibuf' line has unexpected StartIndex {1}; expected {2}.", geoStateIndex, startIndex, mesh.GeometryStates[geoStateIndex].StartIndex));
            }
            ibuf.SetIndices(mlod, mesh, geoStateIndex, r.Import_IBUF(mpb, IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType), primitiveCount));
        }
        public static void Import_GEOS(this StreamReader r, MyProgressBar mpb, MLOD.Mesh mesh)
        {
            if (r.EndOfStream)
            {
                mesh.GeometryStates = new MLOD.GeometryStateList(null);
                return;
            }

            string tagLine = r.ReadTag();

            string[] split = tagLine.Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
            if (split.Length != 2 || split[0] != "geos")
            {
                return;
            }
            int count;

            if (!int.TryParse(split[1], out count))
            {
                throw new InvalidDataException("'geos' line has invalid count.");
            }

            mpb.Init("Import MeshGeoStates...", count);

            int sizePerPrimitive   = IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType);
            int lastMinVertexIndex = mesh.MinVertexIndex;
            int lastVertexCount    = 0;
            int lastStartIndex     = mesh.PrimitiveCount * IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType);
            int lastPrimitiveCount = 0;

            for (int g = 0; g < count; g++)
            {
                split = r.ReadLine().Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
                if (split.Length != 2)
                {
                    throw new InvalidDataException(string.Format("'geos' line {0} has invalid format.", g));
                }
                int index;
                if (!int.TryParse(split[0], out index))
                {
                    throw new InvalidDataException(string.Format("'geos' line {0} has invalid line index.", g));
                }
                if (index != g)
                {
                    throw new InvalidDataException(string.Format("'geos' line {0} has incorrect line index value {1}.", g, index));
                }
                uint name;
                if (!uint.TryParse(split[1], System.Globalization.NumberStyles.HexNumber, null, out name))
                {
                    throw new InvalidDataException(string.Format("'geos' line {0} has invalid name hash.", g));
                }

                if (g < mesh.GeometryStates.Count)
                {
                    mesh.GeometryStates[g].Name = name;
                    lastMinVertexIndex          = mesh.GeometryStates[g].MinVertexIndex;
                    lastVertexCount             = mesh.GeometryStates[g].VertexCount;
                    lastStartIndex     = mesh.GeometryStates[g].StartIndex;
                    lastPrimitiveCount = mesh.GeometryStates[g].PrimitiveCount;
                }
                else
                {
                    mesh.GeometryStates.Add(new MLOD.GeometryState(0, null)
                    {
                        Name           = name,
                        MinVertexIndex = lastMinVertexIndex + lastVertexCount,
                        VertexCount    = 0,
                        StartIndex     = lastStartIndex + lastPrimitiveCount * sizePerPrimitive,
                        PrimitiveCount = 0,
                    });
                }

                mpb.Value = g;
            }
            mpb.Done();
        }
Exemple #5
0
        //--


        public void Import_Mesh(StreamReader r, MLOD.Mesh mesh, GenericRCOLResource rcolResource, MLOD mlod, IResourceKey defaultRK, out meshExpImp.ModelBlocks.Vertex[] mverts)
        {
            #region Import VRTF
            bool isDefaultVRTF  = false;
            VRTF defaultForMesh = VRTF.CreateDefaultForMesh(mesh);

            VRTF vrtf = new VRTF(rcolResource.RequestedApiVersion, null)
            {
                Version = 2, Layouts = null,
            };
            r.Import_VRTF(mpb, vrtf);

            IResourceKey vrtfRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.VertexFormatIndex);
            if (vrtfRK == null)
            {
                vrtfRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.SkinControllerIndex);
                if (vrtfRK == null)
                {
                    vrtfRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.ScaleOffsetIndex);
                }
                if (vrtfRK == null)
                {
                    vrtfRK = new TGIBlock(0, null, 0, 0,
                                          System.Security.Cryptography.FNV64.GetHash(DateTime.UtcNow.ToString() + defaultRK.ToString()));
                }
                vrtfRK = new TGIBlock(0, null, vrtfRK)
                {
                    ResourceType = vrtf.ResourceType,
                };
            }

            if (vrtf.Equals(defaultForMesh))
            {
                isDefaultVRTF          = true;
                mesh.VertexFormatIndex = new GenericRCOLResource.ChunkReference(0, null, 0);//Clear the reference
            }
            else
            {
                rcolResource.ReplaceChunk(mesh, "VertexFormatIndex", vrtfRK, vrtf);
            }
            #endregion

            #region Import SKIN
            // we need to read the data in the file...
            SKIN skin = new SKIN(rcolResource.RequestedApiVersion, null)
            {
                Version = 1, Bones = null,
            };
            r.Import_SKIN(mpb, skin);

            // However, we do *NOT* want to update the RCOL with what we read - we are not replacing the object skeleton here
#if UNDEF
            if (skin.Bones != null)
            {
                IResourceKey skinRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.SkinControllerIndex);
                if (skinRK == null)
                {
                    skinRK = new TGIBlock(0, null, vrtfRK)
                    {
                        ResourceType = skin.ResourceType,
                    }
                }
                ;

                rcolResource.ReplaceChunk(mesh, "SkinControllerIndex", skinRK, skin);
            }
#endif
            #endregion

            mverts = Import_VBUF_Main(r, mlod, mesh, vrtf, isDefaultVRTF);

            #region Import IBUF
            IBUF ibuf = GenericRCOLResource.ChunkReference.GetBlock(rcolResource, mesh.IndexBufferIndex) as IBUF;
            if (ibuf == null)
            {
                ibuf = new IBUF(rcolResource.RequestedApiVersion, null)
                {
                    Version = 2, Flags = IBUF.FormatFlags.DifferencedIndices, DisplayListUsage = 0,
                }
            }
            ;
            Import_IBUF_Main(r, mlod, mesh, ibuf);

            IResourceKey ibufRK = GenericRCOLResource.ChunkReference.GetKey(rcolResource, mesh.IndexBufferIndex);
            if (ibufRK == null)
            {
                ibufRK = new TGIBlock(0, null, defaultRK)
                {
                    ResourceType = ibuf.ResourceType,
                }
            }
            ;

            rcolResource.ReplaceChunk(mesh, "IndexBufferIndex", ibufRK, ibuf);
            #endregion

            #region Update the JointReferences
            UIntList joints = CreateJointReferences(mesh, mverts, skin);

            List <uint> added   = new List <uint>(joints);
            List <uint> removed = new List <uint>();
            foreach (var j in mesh.JointReferences)
            {
                if (joints.Contains(j))
                {
                    added.Remove(j);
                }
                else
                {
                    removed.Add(j);
                }
            }

            // Remove root
            removed.Remove(0xCD68F001);

            if (added.Count != 0)
            {
                mesh.JointReferences.AddRange(added);

                System.Windows.Forms.CopyableMessageBox.Show(String.Format("Mesh: 0x{0:X8}\nJointReferences with newly assigned (via BlendIndex) vertex: {1}\n({2})",
                                                                           mesh.Name,
                                                                           added.Count,
                                                                           String.Join(", ", added.ConvertAll <string>(a => "0x" + a.ToString("X8")).ToArray())),
                                                             "Warning", System.Windows.Forms.CopyableMessageBoxButtons.OK, System.Windows.Forms.CopyableMessageBoxIcon.Warning);
            }

            // with the 20120601 change to export, this warning on import has lost its severity... and been dropped.
#if UNDEF
            if (removed.Count != 0)
            {
//#if UNDEF
                // http://dino.drealm.info/den/denforum/index.php?topic=394.msg3876#msg3876
                removed.ForEach(j => mesh.JointReferences[mesh.JointReferences.IndexOf(j)] = 0);
//#endif
                // However, OM felt more comfortable if there was some indication something a little odd was going on.
                System.Windows.Forms.CopyableMessageBox.Show(String.Format("Mesh: 0x{0:X8}\nJointReferences with no assigned (via BlendIndex) vertex: {1}\n({2})",
                                                                           mesh.Name,
                                                                           removed.Count,
                                                                           String.Join(", ", removed.ConvertAll <string>(a => "0x" + a.ToString("X8")).ToArray())),
                                                             "Warning", System.Windows.Forms.CopyableMessageBoxButtons.OK, System.Windows.Forms.CopyableMessageBoxIcon.Warning);
            }
#endif
            #endregion
        }

        ModelBlocks.Vertex[] Import_VBUF_Main(StreamReader r, MLOD mlod, MLOD.Mesh mesh, VRTF vrtf, bool isDefaultVRTF)
        {
            string tagLine = r.ReadTag();

            string[] split = tagLine.Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
            if (split.Length != 2)
            {
                throw new InvalidDataException("Invalid tag line read for 'vbuf'.");
            }
            if (split[0] != "vbuf")
            {
                throw new InvalidDataException("Expected line tag 'vbuf' not found.");
            }
            int count;

            if (!int.TryParse(split[1], out count))
            {
                throw new InvalidDataException("'vbuf' line has invalid count.");
            }

            //Wes's MilkShape plug-in sends back the first line in all subsequent lines of a dropShadow.
            return(r.Import_VBUF(mpb, count, vrtf, (mesh.Flags & MeshFlags.ShadowCaster) == 0));
        }

        void Import_IBUF_Main(StreamReader r, MLOD mlod, MLOD.Mesh mesh, IBUF ibuf)
        {
            string tagLine = r.ReadTag();

            string[] split = tagLine.Split(new char[] { ' ', }, StringSplitOptions.RemoveEmptyEntries);
            if (split.Length != 2)
            {
                throw new InvalidDataException("Invalid tag line read for 'ibuf'.");
            }
            if (split[0] != "ibuf")
            {
                throw new InvalidDataException("Expected line tag 'ibuf' not found.");
            }
            int count;

            if (!int.TryParse(split[1], out count))
            {
                throw new InvalidDataException("'ibuf' line has invalid count.");
            }

            ibuf.SetIndices(mlod, mesh, r.Import_IBUF(mpb, IBUF.IndexCountFromPrimitiveType(mesh.PrimitiveType), count));
        }

        UIntList CreateJointReferences(MLOD.Mesh mesh, ModelBlocks.Vertex[] mverts, SKIN skin)
        {
            if (skin == null || skin.Bones == null)
            {
                return(new UIntList(null));
            }

            int maxReference = -1;

            foreach (var vert in mverts)
            {
                if (vert.BlendIndices != null)
                {
                    foreach (var reference in vert.BlendIndices)
                    {
                        if ((sbyte)reference > maxReference)
                        {
                            maxReference = reference;
                        }
                    }
                }
            }

            return(maxReference > -1 ? new UIntList(null, skin.Bones.GetRange(0, maxReference + 1).ConvertAll <uint>(x => x.NameHash)) : new UIntList(null));
        }