public ISurface CreateSurface(
int width,
int height,
PixelFormat pixelFormat,
SurfaceType type,
DataResource dataResource = null)
{
if (width <= 0 || width > 65536)
{
throw new ArgumentOutOfRangeException(nameof(width), "Must be between 1 and 65536");
}
if (height <= 0 || height > 65536)
{
throw new ArgumentOutOfRangeException(nameof(height), "Must be between 1 and 65536");
}
var desc = new d3d.Texture2DDescription
{
Width = width,
Height = height,
MipLevels = 1,
ArraySize = 1,
Format = dxgi.Format.B8G8R8A8_UNorm,
CpuAccessFlags = d3d.CpuAccessFlags.None,
OptionFlags = d3d.ResourceOptionFlags.None,
SampleDescription = new dxgi.SampleDescription(1, 0)
};
switch (type)
{
case SurfaceType.Input:
desc.Usage = d3d.ResourceUsage.Immutable;
desc.BindFlags = d3d.BindFlags.ShaderResource;
break;
case SurfaceType.Output:
desc.Usage = d3d.ResourceUsage.Default;
desc.BindFlags = d3d.BindFlags.ShaderResource | d3d.BindFlags.RenderTarget;
break;
case SurfaceType.InputOutput:
desc.Usage = d3d.ResourceUsage.Default;
desc.BindFlags = d3d.BindFlags.ShaderResource | d3d.BindFlags.RenderTarget;
break;
}
d3d.Texture2D texture;
if (dataResource != null)
{
var srcDataPtr = Marshal.UnsafeAddrOfPinnedArrayElement(dataResource.Data, 0);
var dataSource = new SharpDX.DataRectangle(srcDataPtr, dataResource.Stride);
texture = new d3d.Texture2D(Device, desc, new[] { dataSource });
}
else
{
texture = new d3d.Texture2D(Device, desc);
}
var shaderResourceView = new d3d.ShaderResourceView(Device, texture);
return(new CSurface(texture, shaderResourceView));
}
public ISurface CreateSurface(int width, int height, PixelFormat pixelFormat, SurfaceType type = SurfaceType.Input, DataResource dataResource = null)
{
throw new System.NotImplementedException();
}
