private unsafe void Load(CancellationToken token)
{
sw.Restart();
try
{
token.ThrowIfCancellationRequested();
decoder.Device = device;
lock (streamLock)
{
decoder.Load(memoryStream);
}
token.ThrowIfCancellationRequested();
description = decoder.Description;
LoadingCompleted(description);
decoder.Decode();
token.ThrowIfCancellationRequested();
Loaded = true;
}
catch (OperationCanceledException) { }
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine("load: {0}", e);
throw e;
}
DecodeTime = sw.Elapsed.TotalMilliseconds;
}
public void Load(Stream stream)
{
bitmap = new Bitmap(stream);
loaded = true;
Description = new SlimDX.Direct3D11.Texture2DDescription()
{
ArraySize = 1,
BindFlags = SlimDX.Direct3D11.BindFlags.ShaderResource,
CpuAccessFlags = SlimDX.Direct3D11.CpuAccessFlags.Write,
Format = SlimDX.DXGI.Format.B8G8R8A8_UNorm,
MipLevels = 1,
OptionFlags = SlimDX.Direct3D11.ResourceOptionFlags.None,
Usage = SlimDX.Direct3D11.ResourceUsage.Dynamic,
Width = bitmap.Width,
Height = bitmap.Height,
SampleDescription = new SlimDX.DXGI.SampleDescription(1, 0)
};
}
public void Load(Stream stream)
{
bmpImage = new BitmapImage();
bmpImage.BeginInit();
bmpImage.StreamSource = stream;
bmpImage.CacheOption = BitmapCacheOption.OnLoad;
bmpImage.EndInit();
bmpImage.Freeze();
Description = new SlimDX.Direct3D11.Texture2DDescription()
{
ArraySize = 1,
BindFlags = SlimDX.Direct3D11.BindFlags.ShaderResource,
CpuAccessFlags = SlimDX.Direct3D11.CpuAccessFlags.Write,
Format = SlimDX.DXGI.Format.B8G8R8A8_UNorm,
MipLevels = 1,
OptionFlags = SlimDX.Direct3D11.ResourceOptionFlags.None,
Usage = SlimDX.Direct3D11.ResourceUsage.Dynamic,
Width = bmpImage.PixelWidth,
Height = bmpImage.PixelHeight,
SampleDescription = new SlimDX.DXGI.SampleDescription(1, 0)
};
}
public static SlimDX.Direct3D11.Texture2D TextureFromColor(SlimDX.Direct3D11.Device device, Color4 color, out SlimDX.Direct3D11.ShaderResourceView srv)
{
/*SlimDX.Direct3D11.Texture2DDescription desc2 = new SlimDX.Direct3D11.Texture2DDescription();
desc2.SampleDescription = new SlimDX.DXGI.SampleDescription(1, 0);
desc2.Width = 1;
desc2.Height = 1;
desc2.MipLevels = 1;
desc2.ArraySize = 1;
desc2.Format = SlimDX.DXGI.Format.R8G8B8A8_UNorm;
desc2.Usage = SlimDX.Direct3D11.ResourceUsage.Dynamic;
desc2.BindFlags = SlimDX.Direct3D11.BindFlags.ShaderResource;
desc2.CpuAccessFlags = SlimDX.Direct3D11.CpuAccessFlags.Write;
SlimDX.Direct3D11.Texture2D texture = new SlimDX.Direct3D11.Texture2D(device, desc2);
// fill the texture with rgba values
DataRectangle rect = texture.AsSurface().Map(SlimDX.DXGI.MapFlags.Write | SlimDX.DXGI.MapFlags.Discard);
if (rect.Data.CanWrite)
{
for (int row = 0; row < texture.Description.Height; row++)
{
int rowStart = row * rect.Pitch;
rect.Data.Seek(rowStart, System.IO.SeekOrigin.Begin);
for (int col = 0; col < texture.Description.Width; col++)
{
rect.Data.WriteByte((byte)(color.Red * 255));
rect.Data.WriteByte((byte)(color.Green * 255));
rect.Data.WriteByte((byte)(color.Blue * 255));
rect.Data.WriteByte((byte)(color.Alpha * 255));
}
}
}
texture.AsSurface().Unmap();
texture.AsSurface().Dispose();
srv = GetShaderResourceView(device, texture);*/
SlimDX.Direct3D11.Texture2DDescription desc2 = new SlimDX.Direct3D11.Texture2DDescription();
desc2.SampleDescription = new SlimDX.DXGI.SampleDescription(1, 0);
desc2.Width = 1;
desc2.Height = 1;
desc2.MipLevels = 1;
desc2.ArraySize = 1;
desc2.Format = SlimDX.DXGI.Format.R8G8B8A8_UNorm;
desc2.Usage = SlimDX.Direct3D11.ResourceUsage.Default;
desc2.BindFlags = SlimDX.Direct3D11.BindFlags.ShaderResource;
desc2.CpuAccessFlags = SlimDX.Direct3D11.CpuAccessFlags.None;
// fill the texture with rgba values
DataStream stream = new DataStream(sizeof(byte) * 4, false, true);
stream.WriteByte((byte)(color.Red * 255));
stream.WriteByte((byte)(color.Green * 255));
stream.WriteByte((byte)(color.Blue * 255));
stream.WriteByte((byte)(color.Alpha * 255));
stream.Position = 0;
SlimDX.Direct3D11.Texture2D texture = new SlimDX.Direct3D11.Texture2D(device, desc2, new DataRectangle(1, stream));
srv = GetShaderResourceView(device, texture);
return texture;
}
