/// <summary>
/// Reads a <see cref="Vector4F"/> instances converted from the given <paramref name="attribFormat"/> and
/// returns them.
/// </summary>
/// <param name="self">The extended <see cref="BinaryDataReader"/>.</param>
/// <param name="count">The number of instances to read.</param>
/// <param name="attribFormat">The <see cref="GX2AttribFormat"/> of the data.</param>
/// <returns>The <see cref="Vector4F"/> instances.</returns>
public static IList <Vector4F> ReadGX2Attribs(this BinaryDataReader self, int count,
GX2AttribFormat attribFormat)
{
Func <BinaryDataReader, Vector4F> callback = self.GetGX2AttribCallback(attribFormat);
Vector4F[] values = new Vector4F[count];
for (int i = 0; i < count; i++)
{
values[i] = callback.Invoke(self);
}
return(values);
}
// ---- METHODS (PRIVATE) --------------------------------------------------------------------------------------
private Vector4F[] FromRawData(VertexBuffer vertexBuffer, VertexAttrib attrib)
{
// Create a reader on the raw bytes of the correct endianness.
Buffer buffer = vertexBuffer.Buffers[attrib.BufferIndex];
using (BinaryDataReader reader = new BinaryDataReader(new MemoryStream(buffer.Data[0])))
{
reader.ByteOrder = ByteOrder;
// Get a conversion callback transforming the raw data into a Vector4F instance.
Func <BinaryDataReader, Vector4F> callback = reader.GetGX2AttribCallback(attrib.Format);
// Read the elements.
Vector4F[] elements = new Vector4F[vertexBuffer.VertexCount];
for (int i = 0; i < vertexBuffer.VertexCount; i++)
{
reader.Position = attrib.Offset + i * buffer.Stride;
elements[i] = callback.Invoke(reader);
}
return(elements);
}
}
/// <summary>
/// Reads a <see cref="Vector4F"/> instance converted from the given <paramref name="attribFormat"/> and
/// returns it.
/// </summary>
/// <param name="self">The extended <see cref="BinaryDataReader"/>.</param>
/// <param name="attribFormat">The <see cref="GX2AttribFormat"/> of the data.</param>
/// <returns>The <see cref="Vector4F"/> instance.</returns>
public static Vector4F ReadGX2Attrib(this BinaryDataReader self, GX2AttribFormat attribFormat)
{
return(self.GetGX2AttribCallback(attribFormat).Invoke(self));
}