public static Texture2D LoadTexture2D(Device device, string fileName, Texture2DLoadOptions options)
{
using (var bitmapSource = WicHelper.LoadBitmapSourceFromFile(fileName)) {
return(CreateTexture2DFromBitmapSource(device, bitmapSource, options));
}
}
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));
}
}
public static Texture2D LoadTexture2D(RenderContext context, string fileName, Texture2DLoadOptions options)
{
return(LoadTexture2D(context.Direct3DDevice, fileName, options));
}