void CreateBuffers()
{
DisposeBuffers();
// New RenderTargetView from the backbuffer
using (var bb = Texture2D.FromSwapChain<Texture2D>(_swapChain, 0))
{
renderView = new RenderTargetView(_device, bb);
renderViews[0] = renderView;
}
Texture2DDescription gBufferDesc = new Texture2DDescription()
{
ArraySize = 1,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = Format.R8G8B8A8_UNorm,
Width = _width,
Height = _height,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default
};
gBufferLight = new Texture2D(_device, gBufferDesc);
gBufferLightView = new RenderTargetView(_device, gBufferLight);
gBufferNormal = new Texture2D(_device, gBufferDesc);
gBufferNormalView = new RenderTargetView(_device, gBufferNormal);
gBufferDiffuse = new Texture2D(_device, gBufferDesc);
gBufferDiffuseView = new RenderTargetView(_device, gBufferDiffuse);
gBufferViews = new RenderTargetView[] { gBufferLightView, gBufferNormalView, gBufferDiffuseView };
ShaderResourceViewDescription gBufferResourceDesc = new ShaderResourceViewDescription()
{
Format = Format.R8G8B8A8_UNorm,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource()
{
MipLevels = 1,
MostDetailedMip = 0
}
};
lightBufferRes = new ShaderResourceView(_device, gBufferLight, gBufferResourceDesc);
normalBufferRes = new ShaderResourceView(_device, gBufferNormal, gBufferResourceDesc);
diffuseBufferRes = new ShaderResourceView(_device, gBufferDiffuse, gBufferResourceDesc);
Texture2DDescription depthDesc = new Texture2DDescription()
{
ArraySize = 1,
BindFlags = BindFlags.DepthStencil | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = Format.R32_Typeless,
Width = _width,
Height = _height,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default
};
DepthStencilViewDescription depthViewDesc = new DepthStencilViewDescription()
{
Dimension = DepthStencilViewDimension.Texture2D,
Format = Format.D32_Float,
};
ShaderResourceViewDescription resourceDesc = new ShaderResourceViewDescription()
{
Format = Format.R32_Float,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource()
{
MipLevels = 1,
MostDetailedMip = 0
}
};
depthTexture = new Texture2D(_device, depthDesc);
depthView = new DepthStencilView(_device, depthTexture, depthViewDesc);
depthRes = new ShaderResourceView(_device, depthTexture, resourceDesc);
lightDepthTexture = new Texture2D(_device, depthDesc);
lightDepthView = new DepthStencilView(_device, lightDepthTexture, depthViewDesc);
lightDepthRes = new ShaderResourceView(_device, lightDepthTexture, resourceDesc);
lightBufferVar = effect2.GetVariableByName("lightBuffer").AsShaderResource();
normalBufferVar = effect2.GetVariableByName("normalBuffer").AsShaderResource();
diffuseBufferVar = effect2.GetVariableByName("diffuseBuffer").AsShaderResource();
depthMapVar = effect2.GetVariableByName("depthMap").AsShaderResource();
lightDepthMapVar = effect2.GetVariableByName("lightDepthMap").AsShaderResource();
_device.Rasterizer.SetViewports(new Viewport(0, 0, _width, _height));
}
/// <summary>
/// Creates a <see cref = "T:SharpDX.Direct3D10.ShaderResourceView" /> for accessing resource data.
/// </summary>
/// <param name = "device">The device to use when creating this <see cref = "T:SharpDX.Direct3D10.ShaderResourceView" />.</param>
/// <param name = "resource">The resource that represents the render-target surface. This surface must have been created with the <see cref = "T:SharpDX.Direct3D10.BindFlags">ShaderResource</see> flag.</param>
/// <param name = "description">A structure describing the <see cref = "T:SharpDX.Direct3D10.ShaderResourceView" /> to be created.</param>
/// <unmanaged>ID3D10Device::CreateShaderResourceView</unmanaged>
public ShaderResourceView(Device device, Resource resource, ShaderResourceViewDescription description)
: base(IntPtr.Zero)
{
device.CreateShaderResourceView(resource, description, this);
}
void videoPanelViewModel_VideoOpened(Object sender, EventArgs e)
{
for (int i = 0; i < nrTextures; i++)
{
Disposer.RemoveAndDispose(ref this.yuvTexture[i]);
Disposer.RemoveAndDispose(ref this.textureView[i]);
}
if (videoPlayerViewModel.DecodedVideoFormat == VideoLib.VideoPlayer.DecodedVideoFormat.YUV420P)
{
int width = videoPlayerViewModel.Width;
int height = videoPlayerViewModel.Height;
yuvTexture[0] = createTexture(width, height, Format.R8_UNorm);
yuvTexture[1] = createTexture(width / 2, height / 2, Format.R8_UNorm);
yuvTexture[2] = createTexture(width / 2, height / 2, Format.R8_UNorm);
nrTextures = 3;
}
else
{
yuvTexture[0] = createTexture(videoPlayerViewModel.Width, videoPlayerViewModel.Height, Format.B8G8R8A8_UNorm);
nrTextures = 1;
}
Device device = Host.Device;
for (int i = 0; i < nrTextures; i++)
{
ShaderResourceViewDescription desc = new ShaderResourceViewDescription();
desc.Format = yuvTexture[i].Description.Format;
desc.Dimension = SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D;
desc.Texture2D.MipLevels = yuvTexture[i].Description.MipLevels;
desc.Texture2D.MostDetailedMip = yuvTexture[i].Description.MipLevels - 1;
textureView[i] = new ShaderResourceView(device, yuvTexture[i], desc);
}
viewport = setupViewport(videoPlayerViewModel.Width, videoPlayerViewModel.Height);
device.Flush();
DPFCanvas canvas = (DPFCanvas)Host;
canvas.StartRendering();
}
