public void Update(FeralTic.DX11.DX11RenderContext context)
{
for (int i = 0; i < FTextureOut.SliceCount; i++)
{
if (!FTextureOut[i].Contains(context))
{
renderer = new BitmapRenderer();
renderer.TextFont = new System.Drawing.Font(FFontIn[i].Name, FFontSizeIn[i]);
Bitmap bmp = new Bitmap(GenerateBarcodeImage(i));
DX11DynamicTexture2D tex = new DX11DynamicTexture2D(context, bmp.Width, bmp.Height, SlimDX.DXGI.Format.R8G8B8A8_UNorm);
int pitch = tex.GetRowPitch();
var data = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadOnly, bmp.PixelFormat);
if (pitch != bmp.Width * 4)
{
tex.WriteDataPitch(data.Scan0, bmp.Width * bmp.Height * 4);
}
else
{
tex.WriteData(data.Scan0, bmp.Width * bmp.Height * 4);
}
FTextureOut[i][context] = tex;
}
}
}
public void Update(IPluginIO pin, FeralTic.DX11.DX11RenderContext context)
{
for (int i = 0; i < this.FTextureOut.SliceCount; i++)
{
if (!this.FTextureOut[i].Contains(context))
{
Bitmap bmp = ComputeQRCode(i);
DX11DynamicTexture2D tex = new DX11DynamicTexture2D(context, bmp.Width, bmp.Height, SlimDX.DXGI.Format.R8G8B8A8_UNorm);
int pitch = tex.GetRowPitch();
var data = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadOnly, bmp.PixelFormat);
if (pitch != bmp.Width * 4)
{
tex.WriteDataPitch(data.Scan0, bmp.Width * bmp.Height * 4);
}
else
{
tex.WriteData(data.Scan0, bmp.Width * bmp.Height * 4);
}
this.FTextureOut[i][context] = tex;
}
}
}
public void Destroy(IPluginIO pin, FeralTic.DX11.DX11RenderContext context, bool force)
{
for (int i = 0; i < this.FTextureOut.SliceCount; i++)
{
if (this.FTextureOut[i] != null)
{
this.FTextureOut[i].Dispose(context);
}
}
}
public DX11ResourceTexture2D SetTexture(Frame frame, DX11ResourceTexture2D texture, FeralTic.DX11.DX11RenderContext context)
{
device = context.Device;
if (texture == null)
{
texture = new DX11ResourceTexture2D(context);
}
if (description.Width != 0)
{
if (!texture.MatchesSizeByDescription(description))
{
var tex = new Texture2D(device, description);
texture.SetResource(tex);
texture.Meta = "";
}
if (frame.Loaded && (texture.Meta != frame.Filename))
{
frame.CopyResource(texture);
texture.Meta = frame.Filename;
}
}
return(texture);
}
public void Process(DX11Resource <DX11Texture2D> input, FeralTic.DX11.DX11RenderContext context)
{
DX11Texture2D t = input[context];
var height = t.Height;
var width = t.Width;
var imageLink = Output;
var imageAttributes = imageLink.ImageAttributes;
var desiredImageFormat = ToOpenCVFormat(t.Format);
if (desiredImageFormat == TColorFormat.UnInitialised)
{
throw (new Exception("No suitible image type available for this texture type " + t.Format.ToString()));
}
//--
//check attributes and reinitialise the image and offscreen buffer if we haven't got the right description ready
//
if (imageAttributes == null || FOffscreenBuffer == null || !imageAttributes.Initialised || FOffscreenBuffer.Description.Format != t.Description.Format || imageAttributes.Width != t.Width || imageAttributes.Height != t.Height || imageAttributes.ColorFormat != desiredImageFormat)
{
if (FOffscreenBuffer != null)
{
FOffscreenBuffer.Dispose();
}
var description = new Texture2DDescription()
{
Width = width,
Height = height,
Format = t.Format,
MipLevels = 1,
Usage = ResourceUsage.Staging,
BindFlags = BindFlags.None,
CpuAccessFlags = CpuAccessFlags.Read,
SampleDescription = new SampleDescription(1, 0),
ArraySize = 1
};
FOffscreenBuffer = new Texture2D(context.Device, description);
imageLink.Initialise(new CVImageAttributes(desiredImageFormat, t.Width, t.Height));
}
//
//--
//--
//copy the texture to offscreen buffer
//
context.CurrentDeviceContext.CopyResource(t.Resource, FOffscreenBuffer);
//
//--
//--
//copy the data out of the offscreen buffer
//
var surface = FOffscreenBuffer.AsSurface();
var bytesPerRow = imageAttributes.Stride;
var data = MapForRead(context.CurrentDeviceContext);
lock (imageLink.BackLock)
{
var image = imageLink.BackImage;
try
{
var source = data.Data.DataPointer;
image.SetPixels(source);
var destination = image.Data;
for (int row = 0; row < t.Height; row++)
{
CopyMemory(destination, source, bytesPerRow);
source += data.RowPitch;
destination += bytesPerRow;
}
}
finally
{
UnMap(context.CurrentDeviceContext);
}
}
//
//--
imageLink.Swap();
}
public FeralTic.DX11.Resources.DX11ResourceTexture2D SetSRV(FeralTic.DX11.Resources.DX11ResourceTexture2D texture, FeralTic.DX11.DX11RenderContext context)
{
if (texture == null)
{
texture = new FeralTic.DX11.Resources.DX11ResourceTexture2D(context);
}
if (texture.Meta != this.filename && (WaitForFrame || this.Loaded))
{
sw.Restart();
var handle = RefCounter.Use();
if (!this.Loaded)
{
try
{
LoadTask.Wait();
}
catch (AggregateException) // .Wait can surface the exception
{
handle.Dispose();
LogExceptions(LoadTask, "while waiting");
}
}
if (this.Loaded)
{
texture.SetBySRV(decoder.SRV, handle);
SwapTime = sw.Elapsed.TotalMilliseconds;
}
}
return(texture);
}
public void Destroy(FeralTic.DX11.DX11RenderContext context, bool force)
{
FTextureOut.SafeDisposeAll(context);
}
