private void PlatformSetTexture(int index, Texture texture)
{
var deviceResource = texture?.DeviceResource;
var format = deviceResource?.Description.Format ?? SharpDX.DXGI.Format.BC1_UNorm;
var dimension = deviceResource?.Description.Dimension ?? ResourceDimension.Texture2D;
var description = new ShaderResourceViewDescription
{
Shader4ComponentMapping = ComponentMappingUtility.DefaultComponentMapping(),
Format = format
};
switch (dimension)
{
case ResourceDimension.Texture2D:
description.Dimension = ShaderResourceViewDimension.Texture2D;
description.Texture2D.MipLevels = -1;
break;
default:
throw new ArgumentOutOfRangeException();
}
GraphicsDevice.Device.CreateShaderResourceView(
deviceResource,
description,
_cbvUavSrvPoolEntry.GetCpuHandle(index));
}
private void PlatformSetStructuredBuffer <T>(int index, StaticBuffer <T> buffer)
where T : struct
{
var deviceResource = buffer?.DeviceBuffer;
var description = new ShaderResourceViewDescription
{
Shader4ComponentMapping = ComponentMappingUtility.DefaultComponentMapping(),
Format = buffer != null
? SharpDX.DXGI.Format.Unknown
: SharpDX.DXGI.Format.R32_UInt,
Dimension = ShaderResourceViewDimension.Buffer,
Buffer =
{
FirstElement = 0,
ElementCount = (int)(buffer?.ElementCount ?? 0),
StructureByteStride = (int)(buffer?.ElementSizeInBytes ?? 0),
Flags = BufferShaderResourceViewFlags.None
}
};
GraphicsDevice.Device.CreateShaderResourceView(
deviceResource,
description,
_cbvUavSrvPoolEntry.GetCpuHandle(index));
}