C# IReader.ReadUInt16方法代码示例

        public static uint GetTagAddress(IReader memoryReader, ushort index, uint exeBase)
        {
            //uint newcountaddr = MaxTagCountAddress;
            // Read the tag count and validate the tag index
            memoryReader.SeekTo(MaxTagCountAddress + exeBase);
            var maxIndex = memoryReader.ReadUInt16();
            if (index >= maxIndex)
                return 0;

            // Read the tag index table to get the index of the tag in the address table
            memoryReader.SeekTo(TagIndexArrayPointerAddress + exeBase);
            var tagIndexTableAddress = memoryReader.ReadUInt32();
            if (tagIndexTableAddress == 0)
                return 0;
            memoryReader.SeekTo(tagIndexTableAddress + index * 4);
            var addressIndex = memoryReader.ReadInt32();
            if (addressIndex < 0)
                return 0;

            // Read the tag's address in the address table
            memoryReader.SeekTo(TagAddressArrayPointerAddress + exeBase);
            var tagAddressTableAddress = memoryReader.ReadUInt32();
            if (tagAddressTableAddress == 0)
                return 0;
            memoryReader.SeekTo(tagAddressTableAddress + addressIndex * 4);
            return memoryReader.ReadUInt32();
        }

 /// <summary>
 /// Reads an index buffer from a stream.
 /// </summary>
 /// <param name="reader">The stream to read from.</param>
 /// <param name="count">The number of indices to read.</param>
 /// <returns>The index buffer that was read.</returns>
 public static ushort[] ReadIndexBuffer(IReader reader, int count)
 {
     ushort[] indices = new ushort[count];
     for (int i = 0; i < count; i++)
         indices[i] = reader.ReadUInt16();
     return indices;
 }

		private static ResourcePage ReadResourcePage(IReader reader, byte version)
		{
			if (version > 1)
				throw new InvalidOperationException("Unrecognized \"rspg\" block version");

			var page = new ResourcePage();
			page.Index = reader.ReadInt32();
			if (version > 0)
				page.Salt = reader.ReadUInt16();
			page.Flags = reader.ReadByte();
			page.FilePath = reader.ReadAscii();
			if (page.FilePath.Length == 0)
				page.FilePath = null;
			page.Offset = reader.ReadInt32();
			page.UncompressedSize = reader.ReadInt32();
			page.CompressionMethod = (ResourcePageCompression) reader.ReadByte();
			page.CompressedSize = reader.ReadInt32();
			page.Checksum = reader.ReadUInt32();
			page.Hash1 = ReadByteArray(reader);
			page.Hash2 = ReadByteArray(reader);
			page.Hash3 = ReadByteArray(reader);
			page.Unknown1 = reader.ReadInt32();
			page.Unknown2 = reader.ReadInt32();
			page.Unknown3 = reader.ReadInt32();
			return page;
		}

		/// <summary>
		///     Reads a vertex element from a stream and sends it to an IVertexProcessor.
		/// </summary>
		/// <param name="reader">The stream to read from. It should be positioned at the start of the element.</param>
		/// <param name="element">The layout of the element to read.</param>
		/// <param name="boundingBox">The bounding box to transform the element with. Can be null.</param>
		/// <param name="processor">The IVertexProcessor to send the element to.</param>
		private static void ReadElement(IReader reader, VertexElementLayout element, BoundingBox boundingBox,
			IVertexProcessor processor)
		{
			// EW EW EW
			// TODO: Implement everything, this is just enough to load some Reach vertices for now...
			float x = 0, y = 0, z = 0, w = 1;
			uint value;
			switch (element.Type)
			{
				case VertexElementType.Float2:
					x = reader.ReadFloat();
					y = reader.ReadFloat();
					break;

				case VertexElementType.Float3:
					x = reader.ReadFloat();
					y = reader.ReadFloat();
					z = reader.ReadFloat();
					break;

				case VertexElementType.Float4:
					x = reader.ReadFloat();
					y = reader.ReadFloat();
					z = reader.ReadFloat();
					w = reader.ReadFloat();
					break;

				case VertexElementType.UByte4:
					x = reader.ReadByte();
					y = reader.ReadByte();
					z = reader.ReadByte();
					w = reader.ReadByte();
					break;

				case VertexElementType.UByte4N:
					x = reader.ReadByte()/255.0f;
					y = reader.ReadByte()/255.0f;
					z = reader.ReadByte()/255.0f;
					w = reader.ReadByte()/255.0f;
					break;

				case VertexElementType.Byte4N:
					x = reader.ReadSByte()/127.0f;
					y = reader.ReadSByte()/127.0f;
					z = reader.ReadSByte()/127.0f;
					w = reader.ReadSByte()/127.0f;
					break;

				case VertexElementType.Float16_2:
					x = Half.ToHalf(reader.ReadUInt16());
					y = Half.ToHalf(reader.ReadUInt16());
					break;

				case VertexElementType.Float16_4:
					x = Half.ToHalf(reader.ReadUInt16());
					y = Half.ToHalf(reader.ReadUInt16());
					z = Half.ToHalf(reader.ReadUInt16());
					w = Half.ToHalf(reader.ReadUInt16());
					break;

				case VertexElementType.UShort2:
					x = reader.ReadUInt16();
					y = reader.ReadUInt16();
					break;

				case VertexElementType.UShort2N:
					x = reader.ReadUInt16()/65535.0f;
					y = reader.ReadUInt16()/65535.0f;
					break;

				case VertexElementType.UShort4N:
					x = reader.ReadUInt16()/65535.0f;
					y = reader.ReadUInt16()/65535.0f;
					z = reader.ReadUInt16()/65535.0f;
					w = reader.ReadUInt16()/65535.0f;
					break;

				case VertexElementType.Short4N:
					x = reader.ReadInt16()/32767.0f;
					y = reader.ReadInt16()/32767.0f;
					z = reader.ReadInt16()/32767.0f;
					w = reader.ReadInt16()/32767.0f;
					break;

				case VertexElementType.D3DColor:
					w = reader.ReadByte()/255.0f; // W is set here because alpha comes first but ends up last in the vector
					y = reader.ReadByte()/255.0f;
					z = reader.ReadByte()/255.0f;
					x = reader.ReadByte()/255.0f;
					break;

				case VertexElementType.DHen3N:
					value = reader.ReadUInt32();
//.........这里部分代码省略.........