static IntPtr ExtractImageBinds(List <IntPtr> attachedItems, MgSparseImageMemoryBindInfo[] imageBinds, out uint imageBindCount)
{
var dest = IntPtr.Zero;
uint count = 0U;
if (imageBinds != null)
{
count = (uint)imageBinds.Length;
if (count > 0)
{
dest = VkInteropsUtility.AllocateNestedHGlobalArray(
attachedItems,
imageBinds,
(items, bind) =>
{
var bImage = (VkImage)bind.Image;
Debug.Assert(bImage != null);
Debug.Assert(bind.Binds != null);
var bindCount = (uint)bind.Binds.Length;
var pBinds = VkInteropsUtility.AllocateHGlobalArray(
bind.Binds,
(arg) =>
{
var bDeviceMemory = (VkDeviceMemory)arg.Memory;
Debug.Assert(bDeviceMemory != null);
return(new VkSparseImageMemoryBind
{
subresource = new VkImageSubresource
{
aspectMask = (VkImageAspectFlags)arg.Subresource.AspectMask,
arrayLayer = arg.Subresource.ArrayLayer,
mipLevel = arg.Subresource.MipLevel,
},
offset = arg.Offset,
extent = arg.Extent,
memory = bDeviceMemory.Handle,
memoryOffset = arg.MemoryOffset,
flags = (VkSparseMemoryBindFlags)arg.Flags,
});
});
items.Add(pBinds);
return(new VkSparseImageMemoryBindInfo
{
image = bImage.Handle,
bindCount = bindCount,
pBinds = pBinds,
});
});
attachedItems.Add(dest);
}
}
imageBindCount = count;
return(dest);
}
static IntPtr ExtractBufferBinds(List <IntPtr> attachedItems, MgSparseBufferMemoryBindInfo[] bufferBinds, out uint bufferBindCount)
{
var dest = IntPtr.Zero;
uint count = 0U;
if (bufferBinds != null)
{
count = (uint)bufferBinds.Length;
if (count > 0)
{
dest = VkInteropsUtility.AllocateNestedHGlobalArray(
attachedItems,
bufferBinds,
(items, bind) =>
{
var bBuffer = (VkBuffer)bind.Buffer;
Debug.Assert(bBuffer != null);
Debug.Assert(bind.Binds != null);
var bindCount = (uint)bind.Binds.Length;
var pBinds = VkInteropsUtility.AllocateHGlobalArray(
bind.Binds,
(arg) =>
{
var bDeviceMemory = (VkDeviceMemory)arg.Memory;
Debug.Assert(bDeviceMemory != null);
return(new VkSparseMemoryBind
{
resourceOffset = arg.ResourceOffset,
size = arg.Size,
memory = bDeviceMemory.Handle,
memoryOffset = arg.MemoryOffset,
flags = (VkSparseMemoryBindFlags)arg.Flags,
});
});
items.Add(pBinds);
return(new VkSparseBufferMemoryBindInfo
{
buffer = bBuffer.Handle,
bindCount = bindCount,
pBinds = pBinds,
});
}
);
attachedItems.Add(dest);
}
}
bufferBindCount = count;
return(dest);
}