public Image(Device dev, VkFormat format, VkImageType type, VkExtent3D size, uint mipLevels, uint arrayLayers,
VkImageTiling tiling, VkSampleCountFlag samples, VkImageUsageFlag usage, VkImageCreateFlag flags,
VkSharingMode sharing = VkSharingMode.Exclusive,
uint[] sharedQueueFamily = null)
{
Device = dev;
Format = format;
Dimensions = size;
MipmapCount = mipLevels;
LayerCount = arrayLayers;
unsafe
{
#if DEBUG
var properties = Device.PhysicalDevice.Handle.GetPhysicalDeviceImageFormatProperties(format, type,
tiling, usage, flags);
#endif
if (sharing == VkSharingMode.Concurrent)
Debug.Assert(sharedQueueFamily != null);
fixed(uint *sharedPtr = sharedQueueFamily)
{
var info = new VkImageCreateInfo()
{
SType = VkStructureType.ImageCreateInfo,
Format = format,
ImageType = type,
Tiling = tiling,
Extent = size,
ArrayLayers = arrayLayers,
MipLevels = mipLevels,
Flags = flags,
InitialLayout = VkImageLayout.Undefined,
PNext = IntPtr.Zero,
PQueueFamilyIndices = sharedPtr,
SharingMode = sharing,
Samples = samples,
Usage = usage
};
Handle = Device.Handle.CreateImage(&info, Instance.AllocationCallbacks);
}
}
}
public SwapchainKHR(SurfaceKHR surface, Device device, uint minImageCount,
uint layerCount, VkImageUsageFlag usageFlag,
VkFormat imageFormat, VkColorSpaceKHR colorSpace,
VkExtent2D dimensions,
VkCompositeAlphaFlagBitsKHR compositeAlpha,
VkPresentModeKHR presentMode,
bool clipped = true,
VkSurfaceTransformFlagBitsKHR transform = VkSurfaceTransformFlagBitsKHR.IdentityBitKhr,
VkSharingMode sharing = VkSharingMode.Exclusive, uint[] sharedQueueFamily = null,
SwapchainKHR oldSwapchain = null)
{
SurfaceKHR = surface;
Device = device;
{
var surfSupported = false;
foreach (var family in Device.Queues.Select(x => x.FamilyIndex).Distinct())
{
if (PhysicalDevice.Handle.GetPhysicalDeviceSurfaceSupportKHR(family, SurfaceKHR.Handle))
{
surfSupported = true;
break;
}
}
if (!surfSupported)
{
throw new NotSupportedException($"No queues on device support the surface");
}
}
_sharingQueueInfo = sharedQueueFamily;
unsafe
{
if (sharing == VkSharingMode.Concurrent)
{
Debug.Assert(sharedQueueFamily != null);
}
var hasPinnedSharedQueue = sharedQueueFamily != null && sharedQueueFamily.Length > 0;
var pinnedSharedQueueFamily = hasPinnedSharedQueue
? GCHandle.Alloc(sharedQueueFamily, GCHandleType.Pinned)
: default(GCHandle);
try
{
var info = new VkSwapchainCreateInfoKHR()
{
SType = VkStructureType.SwapchainCreateInfoKhr,
PNext = IntPtr.Zero,
Flags = 0, // reserved VkSwapchainCreateFlagBitsKHR
Surface = surface.Handle,
MinImageCount = minImageCount,
ImageFormat = imageFormat,
ImageColorSpace = colorSpace,
ImageExtent = dimensions,
ImageArrayLayers = layerCount,
ImageUsage = usageFlag,
ImageSharingMode = sharing,
QueueFamilyIndexCount = (uint)(sharedQueueFamily?.Length ?? 0),
PQueueFamilyIndices = hasPinnedSharedQueue
? (uint *)Marshal.UnsafeAddrOfPinnedArrayElement(sharedQueueFamily, 0).ToPointer()
: (uint *)0,
PreTransform = transform,
CompositeAlpha = compositeAlpha,
PresentMode = presentMode,
Clipped = clipped,
OldSwapchain = oldSwapchain?.Handle ?? VkSwapchainKHR.Null
};
_info = info;
Handle = Device.Handle.CreateSwapchainKHR(&info, Instance.AllocationCallbacks);
if (oldSwapchain != null)
{
foreach (var img in oldSwapchain._swapchainImages)
{
img.Dispose();
}
oldSwapchain.Dispose();
}
}
finally
{
if (hasPinnedSharedQueue)
{
pinnedSharedQueueFamily.Free();
}
}
}
var images = Device.Handle.GetSwapchainImagesKHR(Handle);
_swapchainImages.Clear();
_swapchainImages.Capacity = images.Length;
foreach (var img in images)
{
_swapchainImages.Add(new SwapchainImage(this, img));
}
}
public ImagePooled(Device dev, VkFormat format, VkImageType type, VkExtent3D size, uint mipLevels,
uint arrayLayers, VkImageTiling tiling, VkSampleCountFlag samples, VkImageUsageFlag usage,
VkImageCreateFlag flags, VkSharingMode sharing = VkSharingMode.Exclusive, uint[] sharedQueueFamily = null) :
base(dev, format, type, size, mipLevels, arrayLayers, tiling, samples, usage, flags, sharing,
sharedQueueFamily)
{
var memReq = MemoryRequirements;
var memType = memReq.FindMemoryType(dev.PhysicalDevice);
Memory = dev.MemoryPool.Allocate(memType, DeviceMemoryPools.Pool.TexturePool, memReq.TypeRequirements.Size);
BindMemory(Memory.BackingMemory, Memory.Offset);
}
public SwapchainKHRBuilder RequiredUsage(VkImageUsageFlag pref)
{
_requiredUsageFlags = pref;
return(this);
}
public SwapchainKHRBuilder PreferredUsage(VkImageUsageFlag pref)
{
_preferredUsageFlags = pref;
return(this);
}
