| public static ConvertToSRV ( DepthFormat format ) : SharpDX.DXGI.Format | ||
| format | DepthFormat | |
| Результат | SharpDX.DXGI.Format | |
/// <summary>
/// Creates depth stencil texture, view and shader resource with format D24S8
/// </summary>
/// <param name="rs"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="format"></param>
public DepthStencil2D(GraphicsDevice device, DepthFormat format, int width, int height, int samples = 1) : base(device)
{
Log.Debug("DepthStencil2D: f:{0} w:{1} h:{2} s:{3}", format, width, height, samples);
CheckSamplesCount(samples);
Width = width;
Height = height;
Depth = 1;
Format = format;
SampleCount = samples;
var bindFlags = BindFlags.DepthStencil;
if (device.GraphicsProfile == GraphicsProfile.HiDef)
{
bindFlags |= BindFlags.ShaderResource;
}
else if (device.GraphicsProfile == GraphicsProfile.Reach)
{
if (samples == 1)
{
bindFlags |= BindFlags.ShaderResource;
}
}
var texDesc = new Texture2DDescription();
texDesc.Width = width;
texDesc.Height = height;
texDesc.ArraySize = 1;
texDesc.BindFlags = bindFlags;
texDesc.CpuAccessFlags = CpuAccessFlags.None;
texDesc.Format = Converter.ConvertToTex(format);
texDesc.MipLevels = 1;
texDesc.OptionFlags = ResourceOptionFlags.None;
texDesc.SampleDescription = new DXGI.SampleDescription(samples, 0);
texDesc.Usage = ResourceUsage.Default;
var dsvDesc = new DepthStencilViewDescription();
dsvDesc.Dimension = samples > 1 ? DepthStencilViewDimension.Texture2DMultisampled : DepthStencilViewDimension.Texture2D;
dsvDesc.Format = Converter.ConvertToDSV(format);
dsvDesc.Flags = DepthStencilViewFlags.None;
var srvDesc = new ShaderResourceViewDescription();
srvDesc.Dimension = samples > 1 ? ShaderResourceViewDimension.Texture2DMultisampled : ShaderResourceViewDimension.Texture2D;
srvDesc.Format = Converter.ConvertToSRV(format);
srvDesc.Texture2D.MostDetailedMip = 0;
srvDesc.Texture2D.MipLevels = 1;
tex2D = new D3D.Texture2D(device.Device, texDesc);
var dsv = new DepthStencilView(device.Device, tex2D, dsvDesc);
if (bindFlags.HasFlag(BindFlags.ShaderResource))
{
SRV = new ShaderResourceView(device.Device, tex2D, srvDesc);
}
surface = new DepthStencilSurface(dsv, format, width, height, samples);
}
/// <summary>
/// Creates render target
/// </summary>
/// <param name="rs"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="format"></param>
public DepthStencilCube(GraphicsDevice device, DepthFormat format, int size, int samples, string debugName = "") : base(device)
{
bool msaa = samples > 1;
CheckSamplesCount(samples);
SampleCount = samples;
Format = format;
SampleCount = samples;
Width = size;
Height = size;
Depth = 1;
var texDesc = new Texture2DDescription();
texDesc.Width = Width;
texDesc.Height = Height;
texDesc.ArraySize = 6;
texDesc.BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource;
texDesc.CpuAccessFlags = CpuAccessFlags.None;
texDesc.Format = Converter.ConvertToTex(format);
texDesc.MipLevels = 1;
texDesc.OptionFlags = ResourceOptionFlags.TextureCube;
texDesc.SampleDescription = new DXGI.SampleDescription(samples, 0);
texDesc.Usage = ResourceUsage.Default;
texCube = new D3D.Texture2D(device.Device, texDesc);
var srvDesc = new ShaderResourceViewDescription();
srvDesc.Dimension = samples > 1 ? ShaderResourceViewDimension.Texture2DMultisampled : ShaderResourceViewDimension.Texture2D;
srvDesc.Format = Converter.ConvertToSRV(format);
srvDesc.Texture2D.MostDetailedMip = 0;
srvDesc.Texture2D.MipLevels = 1;
SRV = new ShaderResourceView(device.Device, texCube);
//
// Create surfaces :
//
surfaces = new DepthStencilSurface[6];
for (int face = 0; face < 6; face++)
{
var rtvDesc = new DepthStencilViewDescription();
rtvDesc.Texture2DArray.MipSlice = 0;
rtvDesc.Texture2DArray.FirstArraySlice = face;
rtvDesc.Texture2DArray.ArraySize = 1;
rtvDesc.Dimension = msaa ? DepthStencilViewDimension.Texture2DMultisampledArray : DepthStencilViewDimension.Texture2DArray;
rtvDesc.Format = Converter.ConvertToDSV(format);
var dsv = new DepthStencilView(device.Device, texCube, rtvDesc);
int subResId = Resource.CalculateSubResourceIndex(0, face, 1);
surfaces[face] = new DepthStencilSurface(dsv, format, Width, Height, SampleCount);
}
}