public ConstantBuffer(GraphicsDevice graphicsDevice, Graphics.ResourceUsage usage, DataArray data)
: base(graphicsDevice, new StackTrace(1))
{
if (data.IsNull)
{
throw new ArgumentNullException("data.Pointer");
}
if (data.Size <= 0)
{
throw new ArgumentOutOfRangeException("data.Size", data.Size, "Size must be bigger than 0.");
}
this.Usage = usage;
this.SizeBytes = data.Size;
if (!data.IsNull)
{
BufferDescription bufferDescription = new BufferDescription(SizeBytes, (SharpDX.Direct3D11.ResourceUsage)EnumConverter.Convert(usage),
BindFlags.ConstantBuffer, EnumConverter.ConvertToAccessFlag(Usage), ResourceOptionFlags.None, 0);
this.Buffer = new SharpDX.Direct3D11.Buffer(graphicsDevice.Device, data.Pointer, bufferDescription);
}
}
public VertexBuffer(GraphicsDevice graphicsDevice, int vertexCount, VertexDescription description, Graphics.ResourceUsage usage)
: base(graphicsDevice, new StackTrace(1))
{
if (vertexCount <= 0)
{
throw new ArgumentException("vertexCount must not be smaller than/ equal to zero.", "vertexCount");
}
if (usage == ResourceUsage.Immutable)
{
throw new ArgumentException("data", "Immutable buffers must be initialized with data.");
}
this.Description = description;
int descriptionSize = graphicsDevice.GetSizeOf(description);
this.SizeBytes = descriptionSize * vertexCount;
this.Usage = usage;
BufferDescription bufferDescription = new BufferDescription(SizeBytes, (SharpDX.Direct3D11.ResourceUsage)EnumConverter.Convert(Usage),
BindFlags.VertexBuffer, EnumConverter.ConvertToAccessFlag(Usage), ResourceOptionFlags.None, 0);
this.Buffer = new SharpDX.Direct3D11.Buffer(graphicsDevice.Device, bufferDescription);
Binding = new VertexBufferBinding(Buffer, descriptionSize, 0);
}
public ConstantBuffer(GraphicsDevice graphicsDevice, Graphics.ResourceUsage usage, int sizeBytes)
: base(graphicsDevice, new StackTrace(1))
{
if (usage == ResourceUsage.Immutable)
{
throw new ArgumentException("data", "Immutable buffers must be initialized with data.");
}
if (sizeBytes <= 0)
{
throw new ArgumentOutOfRangeException("sizeBytes", sizeBytes, "Size must be bigger than 0.");
}
this.SizeBytes = sizeBytes;
this.Usage = usage;
BufferDescription bufferDescription = new BufferDescription(SizeBytes, (SharpDX.Direct3D11.ResourceUsage)EnumConverter.Convert(Usage),
BindFlags.ConstantBuffer, EnumConverter.ConvertToAccessFlag(Usage), ResourceOptionFlags.None, 0);
this.Buffer = new SharpDX.Direct3D11.Buffer(graphicsDevice.Device, bufferDescription);
}
public IndexBuffer(GraphicsDevice graphicsDevice, IndexFormat format, Graphics.ResourceUsage usage, int indexCount)
: base(graphicsDevice, new StackTrace(1))
{
if (indexCount <= 0)
{
throw new ArgumentOutOfRangeException("indexCount", indexCount, "indexCount must be bigger than zero.");
}
if (usage == ResourceUsage.Immutable)
{
throw new ArgumentException("data", "Immutable buffers must be initialized with data.");
}
this.Format = format;
this.SizeBytes = indexCount * graphicsDevice.GetSizeOf(format);
this.Usage = usage;
BufferDescription bufferDescription = new BufferDescription(SizeBytes, (SharpDX.Direct3D11.ResourceUsage)EnumConverter.Convert(Usage),
BindFlags.IndexBuffer, EnumConverter.ConvertToAccessFlag(Usage), ResourceOptionFlags.None, 0);
this.Buffer = new SharpDX.Direct3D11.Buffer(graphicsDevice.Device, bufferDescription);
}