/// <summary>
/// Constructor
/// </summary>
/// <param name="device">Direct3D11 Device</param>
/// <param name="maxBodyCount">Maximum body count</param>
public JointTableIndexBuffer(Device device, int maxBodyCount)
{
if (device == null)
{
throw new ArgumentNullException("device");
}
uint[] data = JointDataTable.RepeatTableUInt(maxBodyCount);
var desc = DescriptorUtils.ImmutableIndexBufferUint(new BufferElementCount(data.Length));
fixed(uint *ptr = &data[0])
{
DataStream ds = new DataStream(new IntPtr(ptr), data.Length * sizeof(uint), true, true);
this.buffer = new SharpDX.Direct3D11.Buffer(device, ds, desc);
}
}
public void ImmutableTestUInt()
{
BufferElementCount count = new BufferElementCount(1024);
var desc = DescriptorUtils.ImmutableIndexBufferUint(count);
var expected = new BufferDescription()
{
BindFlags = BindFlags.IndexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = count * sizeof(uint),
StructureByteStride = sizeof(uint),
Usage = ResourceUsage.Immutable
};
Assert.AreEqual(desc, expected);
}
