public static void SetObjectBuf <T>(T obj)
{
byte[] data = Serialize(obj);
int bufSize = data.Length;
if (bufSize > BufferSize)
{
bufSize = 0;
_sharedMemory.Write(ref bufSize, BufferSizePos);
throw new Exception($"[IPC] SetObjectBuf size > bufSize: {bufSize / (1024 * 1024)}Mb(object: {typeof(T)})");
}
_sharedMemory.Write(ref bufSize, BufferSizePos);
_sharedMemory.Write(data, BufferPos);
}
private void WriteDirtyRect(BitmapFrame frame, IntPtr buffer, bool offsetFromSource)
{
// Write each row as a dirty stripe
for (var row = frame.DirtyY; row < frame.DirtyY + frame.DirtyHeight; row++)
{
var position = (row * frame.Width * bytesPerPixel) + (frame.DirtyX * bytesPerPixel);
var bufferOffset = offsetFromSource
? position
: (row - frame.DirtyY - 1) * frame.DirtyWidth * bytesPerPixel;
bitmapBuffer.Write(
buffer + bufferOffset,
frame.DirtyWidth * bytesPerPixel,
position
);
}
}
public void ReadWrite_Bytes_DataMatches()
{
var name = Guid.NewGuid().ToString();
Random r = new Random();
byte[] data = new byte[1024];
byte[] readData = new byte[1024];
r.NextBytes(data);
using (var buf = new BufferReadWrite(name, 1024))
using (var buf2 = new BufferReadWrite(name))
{
buf.Write(data);
buf2.Read(readData);
for (var i = 0; i < data.Length; i++)
{
Assert.AreEqual(data[i], readData[i]);
}
}
}
private void button_BufferReadWrite_Write_Click(object sender, EventArgs e)
{
int data = Convert.ToInt32(textBox_SharedBuffer.Text);
sharedBuffer.Write <int>(ref data);
}
