/// <summary>
/// Performs guest to host memory synchronization of the buffer data.
/// </summary>
/// <remarks>
/// This causes the buffer data to be overwritten if a write was detected from the CPU,
/// since the last call to this method.
/// </remarks>
/// <param name="address">Start address of the range to synchronize</param>
/// <param name="size">Size in bytes of the range to synchronize</param>
public void SynchronizeMemory(ulong address, ulong size)
{
if (_useGranular)
{
_memoryTrackingGranular.QueryModified(address, size, _modifiedDelegate, _context.SequenceNumber);
}
else
{
if (_context.SequenceNumber != _sequenceNumber && _memoryTracking.DirtyOrVolatile())
{
_memoryTracking.Reprotect();
if (_modifiedRanges != null)
{
_modifiedRanges.ExcludeModifiedRegions(Address, Size, _loadDelegate);
}
else
{
_context.Renderer.SetBufferData(Handle, 0, _context.PhysicalMemory.GetSpan(Address, (int)Size));
}
_sequenceNumber = _context.SequenceNumber;
}
}
}
/// <summary>
/// Performs guest to host memory synchronization of the buffer data.
/// </summary>
/// <remarks>
/// This causes the buffer data to be overwritten if a write was detected from the CPU,
/// since the last call to this method.
/// </remarks>
/// <param name="address">Start address of the range to synchronize</param>
/// <param name="size">Size in bytes of the range to synchronize</param>
public void SynchronizeMemory(ulong address, ulong size)
{
if (_useGranular)
{
_memoryTrackingGranular.QueryModified(address, size, _modifiedDelegate, _context.SequenceNumber);
}
else
{
if (_memoryTracking.Dirty && _context.SequenceNumber != _sequenceNumber)
{
_memoryTracking.Reprotect();
_context.Renderer.SetBufferData(Handle, 0, _context.PhysicalMemory.GetSpan(Address, (int)Size));
_sequenceNumber = _context.SequenceNumber;
}
}
}
/// <summary>
/// Synchronizes host memory with guest memory.
/// This causes invalidation of pool entries,
/// if a modification of entries by the CPU is detected.
/// </summary>
public void SynchronizeMemory()
{
_memoryTracking.QueryModified((ulong mAddress, ulong mSize) =>
{
if (mAddress < Address)
{
mAddress = Address;
}
ulong maxSize = Address + Size - mAddress;
if (mSize > maxSize)
{
mSize = maxSize;
}
InvalidateRangeImpl(mAddress, mSize);
});
}
/// <summary>
/// Synchronizes host memory with guest memory.
/// This causes invalidation of pool entries,
/// if a modification of entries by the CPU is detected.
/// </summary>
public void SynchronizeMemory()
{
_memoryTracking.QueryModified(_modifiedDelegate);
}
