private static Texture2D CreateTexture2DFromBitmapSource(Device device, BitmapSource bitmapSource, Texture2DLoadOptions options)
{
var stride = bitmapSource.Size.Width * 4;
// Allocate DataStream to receive the WIC image pixels
using (var buffer = new DataStream(bitmapSource.Size.Height * stride, true, true)) {
// Copy the content of the WIC to the buffer
bitmapSource.CopyPixels(stride, buffer);
var texture2DDescription = new Texture2DDescription {
Width = bitmapSource.Size.Width,
Height = bitmapSource.Size.Height,
ArraySize = 1,
BindFlags = options.BindFlags,
Usage = options.ResourceUsage,
CpuAccessFlags = options.CpuAccessFlags,
Format = options.Format,
MipLevels = options.MipLevels,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0)
};
bitmapSource.Dispose();
var dataRectangle = new DataRectangle(buffer.DataPointer, stride);
return(new Texture2D(device, texture2DDescription, dataRectangle));
}
}
private static Texture2D CreateTex2DFromBitmap(Device device, BitmapSource bsource)
{
Texture2DDescription desc;
desc.Width = bsource.Size.Width;
desc.Height = bsource.Size.Height;
desc.ArraySize = 1;
desc.BindFlags = BindFlags.ShaderResource;
desc.Usage = ResourceUsage.Default;
desc.CpuAccessFlags = CpuAccessFlags.None;
desc.Format = Format.R8G8B8A8_UNorm;
desc.MipLevels = 1;
desc.OptionFlags = ResourceOptionFlags.None;
desc.SampleDescription.Count = 1;
desc.SampleDescription.Quality = 0;
var s = new DataStream(bsource.Size.Height * bsource.Size.Width * 4, true, true);
bsource.CopyPixels(bsource.Size.Width * 4, s);
var rect = new DataRectangle(s.DataPointer, bsource.Size.Width * 4);
var t2D = new Texture2D(device, desc, rect);
s.Close();
bsource.Dispose();
return(t2D);
}
/// <summary>
/// Loads a Bitmap into the BitmapX
/// </summary>
/// <param name="bitmap">Bitmap Source</param>
public void LoadBitmap(Bitmap bitmap)
{
// Dispose the Original if exists
BitmapSource?.Dispose();
// Get Bpp
_BitsPerPixel = Image.GetPixelFormatSize(bitmap.PixelFormat);
// Check for supported Bpp
if (!AcceptedBitsPerPixel.Contains(BitsPerPixel))
{
throw new ArgumentException("Unsupported Bitmap Pixel Size: " + BitsPerPixel.ToString());
}
// Set Bitmap
BitmapSource = bitmap;
// Set Width + Height
_Width = BitmapSource.Width;
_Height = BitmapSource.Height;
LockBits();
}
/// <summary>
/// Disposes of the BitmapX Object
/// </summary>
public void Dispose()
{
// Dispose the Bitmap
BitmapSource?.Dispose();
}
private static Texture2D CreateTexture2DFromBitmapSource(Device device, BitmapSource bitmapSource, TextureLoadOptions options) {
// Allocate DataStream to receive the WIC image pixels
var stride = bitmapSource.Size.Width * 4;
using (var buffer = new DataStream(bitmapSource.Size.Height * stride, true, true)) {
// Copy the content of the WIC to the buffer
bitmapSource.CopyPixels(stride, buffer);
var texture2DDescription = new Texture2DDescription() {
Width = bitmapSource.Size.Width,
Height = bitmapSource.Size.Height,
ArraySize = 1,
BindFlags = options.BindFlags,
Usage = options.ResourceUsage,
CpuAccessFlags = options.CpuAccessFlags,
Format = options.Format,
MipLevels = options.MipLevels,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
};
bitmapSource.Dispose();
var dataRectangle = new DataRectangle(buffer.DataPointer, stride);
return new Texture2D(device, texture2DDescription, dataRectangle);
}
}
