public KalkNativeBuffer LoadBytes(string path)
{
var fullPath = AssertReadFile(path);
using var stream = Engine.FileService.FileOpen(fullPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
var buffer = new KalkNativeBuffer((int)stream.Length);
stream.Read(buffer.AsSpan());
return(buffer);
}
public KalkNativeBuffer ByteBuffer(params object[] values)
{
if (values == null || values.Length == 0)
{
return(new KalkNativeBuffer(0));
}
// If we have a single value, try to extract a buffer from it.
if (values.Length == 1)
{
var element = values[0];
if (element is KalkNativeBuffer nativeBuffer)
{
return(nativeBuffer);
}
if (element is string || element is IKalkSpannable)
{
return(AsBytes(element));
}
if (element is IEnumerable it)
{
var buffer = new List <byte>();
foreach (var item in it)
{
var b = Engine.ToObject <byte>(0, item);
buffer.Add(b);
}
var result = new KalkNativeBuffer(buffer.Count);
var span = result.AsSpan();
for (int i = 0; i < buffer.Count; i++)
{
span[i] = buffer[i];
}
return(result);
}
}
var byteBuffer = new KalkNativeBuffer(values.Length);
for (int i = 0; i < values.Length; i++)
{
byteBuffer[i] = (byte)Engine.ToObject <long>(i, values[i]);
}
return(byteBuffer);
}
public static void BitCast <T>(ref T dest, int size, KalkNativeBuffer src)
{
var maxSize = Math.Min(size, src.Count);
Unsafe.CopyBlockUnaligned(ref Unsafe.As <T, byte>(ref dest), ref src.AsSpan()[0], (uint)maxSize);
}