private void setImageMemoryBarrier(VkCommandBuffer command,
VkAccessFlags srcAccessMask, VkAccessFlags dstAccessMask,
VkImageLayout oldLayout, VkImageLayout newLayout,
VkImage image, VkImageAspectFlags aspectFlags)
{
var imageMemoryBarrier = new VkImageMemoryBarrier()
{
srcAccessMask = srcAccessMask,
dstAccessMask = dstAccessMask,
oldLayout = oldLayout,
newLayout = newLayout,
srcQueueFamilyIndex = ~0u,
dstQueueFamilyIndex = ~0u,
subresourceRange = new VkImageSubresourceRange
{
aspectMask = aspectFlags,
baseMipLevel = 0,
levelCount = 1,
baseArrayLayer = 0,
layerCount = 1,
},
image = image
};
VulkanAPI.vkCmdPipelineBarrier(
command,
VkPipelineStageFlags.VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
VkPipelineStageFlags.VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
0,
null, // MemoryBarriers
null, // BufferMemoryBarriers
new VkImageMemoryBarrier[] { imageMemoryBarrier }
);
}
public void SetLayout(
CommandBuffer cmdbuffer,
VkAccessFlags srcAccessMask,
VkAccessFlags dstAccessMask,
VkImageLayout oldImageLayout,
VkImageLayout newImageLayout,
VkImageSubresourceRange subresourceRange,
VkPipelineStageFlags srcStageMask = VkPipelineStageFlags.AllCommands,
VkPipelineStageFlags dstStageMask = VkPipelineStageFlags.AllCommands,
uint srcQueueFamilyIndex = Vk.QueueFamilyIgnored,
uint dstQueueFamilyIndex = Vk.QueueFamilyIgnored)
{
VkImageMemoryBarrier imageMemoryBarrier = VkImageMemoryBarrier.New();
imageMemoryBarrier.srcQueueFamilyIndex = srcQueueFamilyIndex;
imageMemoryBarrier.dstQueueFamilyIndex = dstQueueFamilyIndex;
imageMemoryBarrier.oldLayout = oldImageLayout;
imageMemoryBarrier.newLayout = newImageLayout;
imageMemoryBarrier.image = handle;
imageMemoryBarrier.subresourceRange = subresourceRange;
imageMemoryBarrier.srcAccessMask = srcAccessMask;
imageMemoryBarrier.dstAccessMask = dstAccessMask;
Vk.vkCmdPipelineBarrier(
cmdbuffer.Handle,
srcStageMask,
dstStageMask,
0,
0, IntPtr.Zero,
0, IntPtr.Zero,
1, ref imageMemoryBarrier);
}
public unsafe VkMemoryBarrier(VkAccessFlags srcAccessMask, VkAccessFlags dstAccessMask)
{
this.sType = VkStructureType.MemoryBarrier;
this.pNext = null;
this.srcAccessMask = (VkAccessFlags)srcAccessMask;
this.dstAccessMask = (VkAccessFlags)dstAccessMask;
}
public void SetMemoryBarrier(VkPipelineStageFlags srcStageMask, VkPipelineStageFlags dstStageMask,
VkAccessFlags srcAccessMask, VkAccessFlags dstAccessMask, VkDependencyFlags dependencyFlags = VkDependencyFlags.ByRegion)
{
VkMemoryBarrier memoryBarrier = VkMemoryBarrier.New();
memoryBarrier.srcAccessMask = srcAccessMask;
memoryBarrier.dstAccessMask = dstAccessMask;
Vk.vkCmdPipelineBarrier(Handle, srcStageMask, dstStageMask,
dependencyFlags, 1, ref memoryBarrier, 0, IntPtr.Zero, 0, IntPtr.Zero);
}
public void SetFullHandles(VkImage image, VkImageView attachmentView,
VkImageLayout layout, VkAccessFlags accessMask,
VkFormat nativeFormat, VkImageAspectFlags aspect)
{
NativeImage = image;
NativeColorAttachmentView = attachmentView;
NativeLayout = layout;
NativeAccessMask = accessMask;
NativeFormat = nativeFormat;
NativeImageAspect = aspect;
}
private void barrier(VkPipelineStageFlags src_stages, VkAccessFlags src_access, VkPipelineStageFlags dst_stages,
VkAccessFlags dst_access)
{
VkMemoryBarrier barrier = new()
{
sType = VkStructureType.MemoryBarrier,
};
barrier.srcAccessMask = src_access;
barrier.dstAccessMask = dst_access;
vkCmdPipelineBarrier(handle, src_stages, dst_stages, 0, 1, &barrier, 0, null, 0, null);
}
public void AddDependency(uint srcSubpass, uint dstSubpass,
VkPipelineStageFlags srcStageMask, VkPipelineStageFlags dstStageMask,
VkAccessFlags srcAccessMask, VkAccessFlags dstAccessMask,
VkDependencyFlags dependencyFlags = VkDependencyFlags.ByRegion)
{
dependencies.Add(new VkSubpassDependency {
srcSubpass = srcSubpass,
dstSubpass = dstSubpass,
srcStageMask = srcStageMask,
dstStageMask = dstStageMask,
srcAccessMask = srcAccessMask,
dstAccessMask = dstAccessMask,
dependencyFlags = dependencyFlags
});
}
public unsafe VkImageMemoryBarrier(VkImage image, VkAccessFlags srcAccessMask, VkAccessFlags dstAccessMask, VkImageLayout oldLayout, VkImageLayout newLayout,
VkImageAspectFlags aspectMask = VkImageAspectFlags.Color, uint baseMipLevel = 0, uint levelCount = uint.MaxValue)
{
this.sType = VkStructureType.ImageMemoryBarrier;
this.pNext = null;
this.srcAccessMask = (VkAccessFlags)srcAccessMask;
this.dstAccessMask = (VkAccessFlags)dstAccessMask;
this.oldLayout = (VkImageLayout)oldLayout;
this.newLayout = (VkImageLayout)newLayout;
this.srcQueueFamilyIndex = uint.MaxValue;
this.dstQueueFamilyIndex = uint.MaxValue;
this.image = image;
this.subresourceRange.aspectMask = (VkImageAspectFlags)aspectMask;
this.subresourceRange.baseMipLevel = baseMipLevel;
this.subresourceRange.baseArrayLayer = 0;
this.subresourceRange.levelCount = levelCount;
this.subresourceRange.layerCount = uint.MaxValue;
}
public unsafe VkBufferMemoryBarrier(
VkBuffer buffer,
VkAccessFlags srcAccessMask,
VkAccessFlags dstAccessMask,
ulong offset = 0,
ulong size = Vulkan.WholeSize,
uint srcQueueFamilyIndex = Vulkan.QueueFamilyIgnored,
uint dstQueueFamilyIndex = Vulkan.QueueFamilyIgnored,
void *pNext = default)
{
sType = VkStructureType.BufferMemoryBarrier;
this.pNext = pNext;
this.srcAccessMask = srcAccessMask;
this.dstAccessMask = dstAccessMask;
this.srcQueueFamilyIndex = srcQueueFamilyIndex;
this.dstQueueFamilyIndex = dstQueueFamilyIndex;
this.buffer = buffer;
this.offset = offset;
this.size = size;
}
public VkBufferMemoryBarrier(
VkBuffer buffer,
VkAccessFlags srcAccessMask,
VkAccessFlags dstAccessMask,
ulong offset = 0,
ulong size = VK_WHOLE_SIZE,
uint srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
uint dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
void *pNext = default)
{
sType = VkStructureType.BufferMemoryBarrier;
this.pNext = pNext;
this.srcAccessMask = srcAccessMask;
this.dstAccessMask = dstAccessMask;
this.srcQueueFamilyIndex = srcQueueFamilyIndex;
this.dstQueueFamilyIndex = dstQueueFamilyIndex;
this.buffer = buffer;
this.offset = offset;
this.size = size;
}
public VkImageMemoryBarrier(
VkImage image,
VkImageSubresourceRange subresourceRange,
VkAccessFlags srcAccessMask,
VkAccessFlags dstAccessMask,
VkImageLayout oldLayout,
VkImageLayout newLayout,
uint srcQueueFamilyIndex = VulkanNative.QueueFamilyIgnored,
uint dstQueueFamilyIndex = VulkanNative.QueueFamilyIgnored)
{
sType = VkStructureType.ImageMemoryBarrier;
pNext = null;
this.srcAccessMask = srcAccessMask;
this.dstAccessMask = dstAccessMask;
this.oldLayout = oldLayout;
this.newLayout = newLayout;
this.srcQueueFamilyIndex = srcQueueFamilyIndex;
this.dstQueueFamilyIndex = dstQueueFamilyIndex;
this.image = image;
this.subresourceRange = subresourceRange;
}
public void SetLayout(
CommandBuffer cmdbuffer,
VkImageAspectFlags aspectMask,
VkAccessFlags srcAccessMask,
VkAccessFlags dstAccessMask,
VkImageLayout oldImageLayout,
VkImageLayout newImageLayout,
VkPipelineStageFlags srcStageMask = VkPipelineStageFlags.AllCommands,
VkPipelineStageFlags dstStageMask = VkPipelineStageFlags.AllCommands,
uint srcQueueFamilyIndex = Vk.QueueFamilyIgnored,
uint dstQueueFamilyIndex = Vk.QueueFamilyIgnored)
{
VkImageSubresourceRange subresourceRange = new VkImageSubresourceRange {
aspectMask = aspectMask,
baseMipLevel = 0,
levelCount = CreateInfo.mipLevels,
layerCount = CreateInfo.arrayLayers,
};
SetLayout(cmdbuffer, srcAccessMask, dstAccessMask, oldImageLayout, newImageLayout, subresourceRange, srcStageMask, dstStageMask,
srcQueueFamilyIndex, dstQueueFamilyIndex);
}
public unsafe VkImageMemoryBarrier(
VkImage image,
VkImageSubresourceRange subresourceRange,
VkAccessFlags srcAccessMask,
VkAccessFlags dstAccessMask,
VkImageLayout oldLayout,
VkImageLayout newLayout,
uint srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
uint dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
void *pNext = default)
{
sType = VkStructureType.ImageMemoryBarrier;
this.pNext = pNext;
this.srcAccessMask = srcAccessMask;
this.dstAccessMask = dstAccessMask;
this.oldLayout = oldLayout;
this.newLayout = newLayout;
this.srcQueueFamilyIndex = srcQueueFamilyIndex;
this.dstQueueFamilyIndex = dstQueueFamilyIndex;
this.image = image;
this.subresourceRange = subresourceRange;
}
/// <summary>
/// Explicitly recreate buffer with given data. Usually called after a <see cref="GraphicsDevice"/> reset.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dataPointer"></param>
public unsafe void Recreate(IntPtr dataPointer)
{
// capture vertex information for possible later easy batching or physics mesh generation
if (dataPointer != IntPtr.Zero &&
(ViewFlags == BufferFlags.VertexBuffer && (CaptureAllModelBuffers || bufferDescription.SizeInBytes <= CaptureVertexBuffersOfSize) ||
ViewFlags == BufferFlags.IndexBuffer && (CaptureAllModelBuffers || bufferDescription.SizeInBytes <= CaptureIndexBuffersOfSize)))
{
VertIndexData = new byte[Description.SizeInBytes];
fixed(byte *vid = &VertIndexData[0])
{
Utilities.CopyMemory((IntPtr)vid, dataPointer, VertIndexData.Length);
}
}
else
{
VertIndexData = null;
}
var createInfo = new VkBufferCreateInfo
{
sType = VkStructureType.BufferCreateInfo,
size = (ulong)bufferDescription.SizeInBytes,
flags = VkBufferCreateFlags.None,
};
createInfo.usage |= VkBufferUsageFlags.TransferSrc;
createInfo.usage |= VkBufferUsageFlags.TransferDst;
if (Usage == GraphicsResourceUsage.Staging)
{
NativeAccessMask = VkAccessFlags.HostRead | VkAccessFlags.HostWrite;
NativePipelineStageMask |= VkPipelineStageFlags.Host;
}
else
{
if ((ViewFlags & BufferFlags.VertexBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.VertexBuffer;
NativeAccessMask |= VkAccessFlags.VertexAttributeRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.IndexBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.IndexBuffer;
NativeAccessMask |= VkAccessFlags.IndexRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.ConstantBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.UniformBuffer;
NativeAccessMask |= VkAccessFlags.UniformRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexShader | VkPipelineStageFlags.FragmentShader;
}
if ((ViewFlags & BufferFlags.ShaderResource) != 0)
{
createInfo.usage |= VkBufferUsageFlags.UniformTexelBuffer;
NativeAccessMask |= VkAccessFlags.ShaderRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexShader | VkPipelineStageFlags.FragmentShader;
if ((ViewFlags & BufferFlags.UnorderedAccess) != 0)
{
createInfo.usage |= VkBufferUsageFlags.StorageTexelBuffer;
NativeAccessMask |= VkAccessFlags.ShaderWrite;
}
}
}
// Create buffer
vkCreateBuffer(GraphicsDevice.NativeDevice, &createInfo, null, out NativeBuffer);
// Allocate memory
var memoryProperties = VkMemoryPropertyFlags.DeviceLocal;
if (bufferDescription.Usage == GraphicsResourceUsage.Staging || Usage == GraphicsResourceUsage.Dynamic)
{
memoryProperties = VkMemoryPropertyFlags.HostVisible | VkMemoryPropertyFlags.HostCoherent;
}
vkGetBufferMemoryRequirements(GraphicsDevice.NativeDevice, NativeBuffer, out var memoryRequirements);
if (bufferDescription.Usage == GraphicsResourceUsage.Staging || Usage == GraphicsResourceUsage.Dynamic)
{
AllocateMemory(memoryProperties, memoryRequirements); // special case that doesn't use a pool
}
else if (VulkanMemoryPool.TryAllocateMemoryForBuffer(createInfo.size, GraphicsDevice.NativeDevice, GraphicsDevice.NativePhysicalDevice, ref memoryRequirements, ref memoryProperties, out var memOffset, out var devmem))
{
NativeMemory = devmem;
NativeMemoryOffset = memOffset;
}
/// <summary>
/// Explicitly recreate buffer with given data. Usually called after a <see cref="GraphicsDevice"/> reset.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dataPointer"></param>
public unsafe void Recreate(IntPtr dataPointer)
{
var createInfo = new VkBufferCreateInfo
{
sType = VkStructureType.BufferCreateInfo,
size = (ulong)bufferDescription.SizeInBytes,
flags = VkBufferCreateFlags.None,
};
createInfo.usage |= VkBufferUsageFlags.TransferSrc;
// We always fill using transfer
//if (bufferDescription.Usage != GraphicsResourceUsage.Immutable)
createInfo.usage |= VkBufferUsageFlags.TransferDst;
if (Usage == GraphicsResourceUsage.Staging)
{
NativeAccessMask = VkAccessFlags.HostRead | VkAccessFlags.HostWrite;
NativePipelineStageMask |= VkPipelineStageFlags.Host;
}
else
{
if ((ViewFlags & BufferFlags.VertexBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.VertexBuffer;
NativeAccessMask |= VkAccessFlags.VertexAttributeRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.IndexBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.IndexBuffer;
NativeAccessMask |= VkAccessFlags.IndexRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.ConstantBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.UniformBuffer;
NativeAccessMask |= VkAccessFlags.UniformRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexShader | VkPipelineStageFlags.FragmentShader;
}
if ((ViewFlags & BufferFlags.ShaderResource) != 0)
{
createInfo.usage |= VkBufferUsageFlags.UniformTexelBuffer;
NativeAccessMask |= VkAccessFlags.ShaderRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexShader | VkPipelineStageFlags.FragmentShader;
if ((ViewFlags & BufferFlags.UnorderedAccess) != 0)
{
createInfo.usage |= VkBufferUsageFlags.StorageTexelBuffer;
NativeAccessMask |= VkAccessFlags.ShaderWrite;
}
}
}
// Create buffer
vkCreateBuffer(GraphicsDevice.NativeDevice, &createInfo, null, out NativeBuffer);
// Allocate memory
var memoryProperties = VkMemoryPropertyFlags.DeviceLocal;
if (bufferDescription.Usage == GraphicsResourceUsage.Staging || Usage == GraphicsResourceUsage.Dynamic)
{
memoryProperties = VkMemoryPropertyFlags.HostVisible | VkMemoryPropertyFlags.HostCoherent;
}
vkGetBufferMemoryRequirements(GraphicsDevice.NativeDevice, NativeBuffer, out var memoryRequirements);
AllocateMemory(memoryProperties, memoryRequirements);
if (NativeMemory != VkDeviceMemory.Null)
{
vkBindBufferMemory(GraphicsDevice.NativeDevice, NativeBuffer, NativeMemory, 0);
}
if (SizeInBytes > 0)
{
// Begin copy command buffer
var commandBufferAllocateInfo = new VkCommandBufferAllocateInfo
{
sType = VkStructureType.CommandBufferAllocateInfo,
commandPool = GraphicsDevice.NativeCopyCommandPool,
commandBufferCount = 1,
level = VkCommandBufferLevel.Primary
};
VkCommandBuffer commandBuffer;
lock (GraphicsDevice.QueueLock)
{
vkAllocateCommandBuffers(GraphicsDevice.NativeDevice, &commandBufferAllocateInfo, &commandBuffer);
}
var beginInfo = new VkCommandBufferBeginInfo {
sType = VkStructureType.CommandBufferBeginInfo, flags = VkCommandBufferUsageFlags.OneTimeSubmit
};
vkBeginCommandBuffer(commandBuffer, &beginInfo);
// Copy to upload buffer
if (dataPointer != IntPtr.Zero)
{
if (Usage == GraphicsResourceUsage.Dynamic)
{
void *uploadMemory;
vkMapMemory(GraphicsDevice.NativeDevice, NativeMemory, 0, (ulong)SizeInBytes, VkMemoryMapFlags.None, &uploadMemory);
Utilities.CopyMemory((IntPtr)uploadMemory, dataPointer, SizeInBytes);
vkUnmapMemory(GraphicsDevice.NativeDevice, NativeMemory);
}
else
{
var sizeInBytes = bufferDescription.SizeInBytes;
VkBuffer uploadResource;
int uploadOffset;
var uploadMemory = GraphicsDevice.AllocateUploadBuffer(sizeInBytes, out uploadResource, out uploadOffset);
Utilities.CopyMemory(uploadMemory, dataPointer, sizeInBytes);
// Barrier
var memoryBarrier = new VkBufferMemoryBarrier(uploadResource, VkAccessFlags.HostWrite, VkAccessFlags.TransferRead, (ulong)uploadOffset, (ulong)sizeInBytes);
vkCmdPipelineBarrier(commandBuffer, VkPipelineStageFlags.Host, VkPipelineStageFlags.Transfer, VkDependencyFlags.None, 0, null, 1, &memoryBarrier, 0, null);
// Copy
var bufferCopy = new VkBufferCopy
{
srcOffset = (uint)uploadOffset,
dstOffset = 0,
size = (uint)sizeInBytes
};
vkCmdCopyBuffer(commandBuffer, uploadResource, NativeBuffer, 1, &bufferCopy);
}
}
else
{
vkCmdFillBuffer(commandBuffer, NativeBuffer, 0, (uint)bufferDescription.SizeInBytes, 0);
}
// Barrier
var bufferMemoryBarrier = new VkBufferMemoryBarrier(NativeBuffer, VkAccessFlags.TransferWrite, NativeAccessMask);
vkCmdPipelineBarrier(commandBuffer, VkPipelineStageFlags.Transfer, VkPipelineStageFlags.AllCommands, VkDependencyFlags.None, 0, null, 1, &bufferMemoryBarrier, 0, null);
// Close and submit
vkEndCommandBuffer(commandBuffer);
var submitInfo = new VkSubmitInfo
{
sType = VkStructureType.SubmitInfo,
commandBufferCount = 1,
pCommandBuffers = &commandBuffer,
};
lock (GraphicsDevice.QueueLock)
{
vkQueueSubmit(GraphicsDevice.NativeCommandQueue, 1, &submitInfo, VkFence.Null);
vkQueueWaitIdle(GraphicsDevice.NativeCommandQueue);
//commandBuffer.Reset(VkCommandBufferResetFlags.None);
vkFreeCommandBuffers(GraphicsDevice.NativeDevice, GraphicsDevice.NativeCopyCommandPool, 1, &commandBuffer);
}
InitializeViews();
}
}
private void InitializeFromImpl(DataBox[] dataBoxes = null)
{
NativeFormat = VulkanConvertExtensions.ConvertPixelFormat(ViewFormat);
HasStencil = IsStencilFormat(ViewFormat);
NativeImageAspect = IsDepthStencil ? VkImageAspectFlags.Depth : VkImageAspectFlags.Color;
if (HasStencil)
{
NativeImageAspect |= VkImageAspectFlags.Stencil;
}
// For depth-stencil formats, automatically fall back to a supported one
if (IsDepthStencil && HasStencil)
{
NativeFormat = GetFallbackDepthStencilFormat(GraphicsDevice, NativeFormat);
}
if (Usage == GraphicsResourceUsage.Staging)
{
if (NativeImage != VkImage.Null)
{
throw new InvalidOperationException();
}
if (isNotOwningResources)
{
throw new InvalidOperationException();
}
NativeAccessMask = VkAccessFlags.HostRead | VkAccessFlags.HostWrite;
NativePipelineStageMask = VkPipelineStageFlags.Host;
if (ParentTexture != null)
{
// Create only a view
NativeBuffer = ParentTexture.NativeBuffer;
NativeMemory = ParentTexture.NativeMemory;
}
else
{
CreateBuffer();
if (dataBoxes != null && dataBoxes.Length > 0)
{
throw new InvalidOperationException();
}
}
}
else
{
if (NativeImage != VkImage.Null)
{
throw new InvalidOperationException();
}
NativeLayout =
IsRenderTarget ? VkImageLayout.ColorAttachmentOptimal :
IsDepthStencil ? VkImageLayout.DepthStencilAttachmentOptimal :
IsShaderResource ? VkImageLayout.ShaderReadOnlyOptimal :
VkImageLayout.General;
if (NativeLayout == VkImageLayout.TransferDstOptimal)
{
NativeAccessMask = VkAccessFlags.TransferRead;
}
if (NativeLayout == VkImageLayout.ColorAttachmentOptimal)
{
NativeAccessMask = VkAccessFlags.ColorAttachmentWrite;
}
if (NativeLayout == VkImageLayout.DepthStencilAttachmentOptimal)
{
NativeAccessMask = VkAccessFlags.DepthStencilAttachmentWrite;
}
if (NativeLayout == VkImageLayout.ShaderReadOnlyOptimal)
{
NativeAccessMask = VkAccessFlags.ShaderRead | VkAccessFlags.InputAttachmentRead;
}
NativePipelineStageMask =
IsRenderTarget ? VkPipelineStageFlags.ColorAttachmentOutput :
IsDepthStencil ? VkPipelineStageFlags.ColorAttachmentOutput | VkPipelineStageFlags.EarlyFragmentTests | VkPipelineStageFlags.LateFragmentTests :
IsShaderResource ? VkPipelineStageFlags.VertexInput | VkPipelineStageFlags.FragmentShader :
VkPipelineStageFlags.None;
if (ParentTexture != null)
{
// Create only a view
NativeImage = ParentTexture.NativeImage;
NativeMemory = ParentTexture.NativeMemory;
}
else
{
if (!isNotOwningResources)
{
CreateImage();
InitializeImage(dataBoxes);
}
}
if (!isNotOwningResources)
{
NativeImageView = GetImageView(ViewType, ArraySlice, MipLevel);
NativeColorAttachmentView = GetColorAttachmentView(ViewType, ArraySlice, MipLevel);
NativeDepthStencilView = GetDepthStencilView();
}
}
}
// Record a buffer copy operation into the command buffer
public void RecordBufferCopy(VkCommandBuffer cmd, ResourceType?dstBufferType, ulong dataSize,
VkBuffer srcBuffer, ulong srcOffset,
VkBuffer dstBuffer, ulong dstOffset)
{
// Get pipeline barrier values
VkPipelineStageFlags srcStage = 0, dstStage = 0;
VkAccessFlags srcAccess = 0, dstAccess = 0;
if (dstBufferType.HasValue)
{
GetBarrierStages(dstBufferType.Value, out srcStage, out dstStage);
GetAccessFlags(dstBufferType.Value, out srcAccess, out dstAccess);
}
// Start command
VkCommandBufferBeginInfo cbbi = new(VkCommandBufferUsageFlags.OneTimeSubmit, null);
cmd.BeginCommandBuffer(&cbbi);
// Src barrier
if (dstBufferType.HasValue)
{
VkBufferMemoryBarrier srcBarrier = new(
srcAccessMask : srcAccess,
dstAccessMask : VkAccessFlags.TransferWrite,
srcQueueFamilyIndex : VkConstants.QUEUE_FAMILY_IGNORED,
dstQueueFamilyIndex : VkConstants.QUEUE_FAMILY_IGNORED,
buffer : dstBuffer,
offset : dstOffset,
size : dataSize
);
cmd.CmdPipelineBarrier(
srcStage,
VkPipelineStageFlags.Transfer,
VkDependencyFlags.ByRegion,
0, null,
1, &srcBarrier,
0, null
);
}
// Create copy command
VkBufferCopy bc = new(srcOffset, dstOffset, dataSize);
cmd.CmdCopyBuffer(srcBuffer, dstBuffer, 1, &bc);
// Last barrier
if (dstBufferType.HasValue)
{
VkBufferMemoryBarrier dstBarrier = new(
srcAccessMask : VkAccessFlags.TransferWrite,
dstAccessMask : dstAccess,
srcQueueFamilyIndex : VkConstants.QUEUE_FAMILY_IGNORED,
dstQueueFamilyIndex : VkConstants.QUEUE_FAMILY_IGNORED,
buffer : dstBuffer,
offset : dstOffset,
size : dataSize
);
cmd.CmdPipelineBarrier(
VkPipelineStageFlags.Transfer,
dstStage,
VkDependencyFlags.ByRegion,
0, null,
1, &dstBarrier,
0, null
);
}
// End
cmd.EndCommandBuffer().Throw("Failed to record buffer upload commands");
}
/// <summary>
/// Explicitly recreate buffer with given data. Usually called after a <see cref="GraphicsDevice"/> reset.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dataPointer"></param>
public unsafe void Recreate(IntPtr dataPointer)
{
// capture vertex information for things less than ~512 verts for possible later easy batching
if (dataPointer != IntPtr.Zero &&
(ViewFlags == BufferFlags.VertexBuffer && bufferDescription.SizeInBytes <= CaptureVertexBuffersOfSize ||
ViewFlags == BufferFlags.IndexBuffer && bufferDescription.SizeInBytes <= CaptureIndexBuffersOfSize))
{
VertIndexData = new byte[Description.SizeInBytes];
fixed(byte *vid = &VertIndexData[0])
{
Utilities.CopyMemory((IntPtr)vid, dataPointer, VertIndexData.Length);
}
}
else
{
VertIndexData = null;
}
var createInfo = new VkBufferCreateInfo
{
sType = VkStructureType.BufferCreateInfo,
size = (ulong)bufferDescription.SizeInBytes,
flags = VkBufferCreateFlags.None,
};
createInfo.usage |= VkBufferUsageFlags.TransferSrc;
// We always fill using transfer
//if (bufferDescription.Usage != GraphicsResourceUsage.Immutable)
createInfo.usage |= VkBufferUsageFlags.TransferDst;
if (Usage == GraphicsResourceUsage.Staging)
{
NativeAccessMask = VkAccessFlags.HostRead | VkAccessFlags.HostWrite;
NativePipelineStageMask |= VkPipelineStageFlags.Host;
}
else
{
if ((ViewFlags & BufferFlags.VertexBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.VertexBuffer;
NativeAccessMask |= VkAccessFlags.VertexAttributeRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.IndexBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.IndexBuffer;
NativeAccessMask |= VkAccessFlags.IndexRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.ConstantBuffer) != 0)
{
createInfo.usage |= VkBufferUsageFlags.UniformBuffer;
NativeAccessMask |= VkAccessFlags.UniformRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexShader | VkPipelineStageFlags.FragmentShader;
}
if ((ViewFlags & BufferFlags.ShaderResource) != 0)
{
createInfo.usage |= VkBufferUsageFlags.UniformTexelBuffer;
NativeAccessMask |= VkAccessFlags.ShaderRead;
NativePipelineStageMask |= VkPipelineStageFlags.VertexShader | VkPipelineStageFlags.FragmentShader;
if ((ViewFlags & BufferFlags.UnorderedAccess) != 0)
{
createInfo.usage |= VkBufferUsageFlags.StorageTexelBuffer;
NativeAccessMask |= VkAccessFlags.ShaderWrite;
}
}
}
// Create buffer
vkCreateBuffer(GraphicsDevice.NativeDevice, &createInfo, null, out NativeBuffer);
// Allocate memory
var memoryProperties = VkMemoryPropertyFlags.DeviceLocal;
if (bufferDescription.Usage == GraphicsResourceUsage.Staging || Usage == GraphicsResourceUsage.Dynamic)
{
memoryProperties = VkMemoryPropertyFlags.HostVisible | VkMemoryPropertyFlags.HostCoherent;
}
vkGetBufferMemoryRequirements(GraphicsDevice.NativeDevice, NativeBuffer, out var memoryRequirements);
AllocateMemory(memoryProperties, memoryRequirements);
if (NativeMemory != VkDeviceMemory.Null)
{
vkBindBufferMemory(GraphicsDevice.NativeDevice, NativeBuffer, NativeMemory, 0);
}
if (SizeInBytes > 0)
{
// Begin copy command buffer
var commandBufferAllocateInfo = new VkCommandBufferAllocateInfo
{
sType = VkStructureType.CommandBufferAllocateInfo,
commandPool = GraphicsDevice.NativeCopyCommandPool,
commandBufferCount = 1,
level = VkCommandBufferLevel.Primary
};
VkCommandBuffer commandBuffer;
lock (BufferLocker)
{
vkAllocateCommandBuffers(GraphicsDevice.NativeDevice, &commandBufferAllocateInfo, &commandBuffer);
}
var beginInfo = new VkCommandBufferBeginInfo {
sType = VkStructureType.CommandBufferBeginInfo, flags = VkCommandBufferUsageFlags.OneTimeSubmit
};
vkBeginCommandBuffer(commandBuffer, &beginInfo);
GraphicsDevice.UploadBuffer?uploadBuffer = null;
// Copy to upload buffer
if (dataPointer != IntPtr.Zero)
{
if (Usage == GraphicsResourceUsage.Dynamic)
{
void *uploadMemory;
vkMapMemory(GraphicsDevice.NativeDevice, NativeMemory, 0, (ulong)SizeInBytes, VkMemoryMapFlags.None, &uploadMemory);
Utilities.CopyMemory((IntPtr)uploadMemory, dataPointer, SizeInBytes);
lock (BufferLocker)
{
vkUnmapMemory(GraphicsDevice.NativeDevice, NativeMemory);
}
}
else
{
var sizeInBytes = bufferDescription.SizeInBytes;
int uploadOffset;
GraphicsDevice.AllocateOneTimeUploadBuffer(sizeInBytes, out var upBuf);
uploadBuffer = upBuf;
Utilities.CopyMemory(uploadBuffer.Value.address, dataPointer, sizeInBytes);
// Barrier
var memoryBarrier = new VkBufferMemoryBarrier(uploadBuffer.Value.buffer, VkAccessFlags.HostWrite, VkAccessFlags.TransferRead, 0, (ulong)sizeInBytes);
vkCmdPipelineBarrier(commandBuffer, VkPipelineStageFlags.Host, VkPipelineStageFlags.Transfer, VkDependencyFlags.None, 0, null, 1, &memoryBarrier, 0, null);
// Copy
var bufferCopy = new VkBufferCopy
{
srcOffset = 0,
dstOffset = 0,
size = (uint)sizeInBytes
};
vkCmdCopyBuffer(commandBuffer, uploadBuffer.Value.buffer, NativeBuffer, 1, &bufferCopy);
}
}
else
{
vkCmdFillBuffer(commandBuffer, NativeBuffer, 0, (uint)bufferDescription.SizeInBytes, 0);
}
// Barrier
var bufferMemoryBarrier = new VkBufferMemoryBarrier(NativeBuffer, VkAccessFlags.TransferWrite, NativeAccessMask);
vkCmdPipelineBarrier(commandBuffer, VkPipelineStageFlags.Transfer, VkPipelineStageFlags.AllCommands, VkDependencyFlags.None, 0, null, 1, &bufferMemoryBarrier, 0, null);
var submitInfo = new VkSubmitInfo
{
sType = VkStructureType.SubmitInfo,
commandBufferCount = 1,
pCommandBuffers = &commandBuffer,
};
var fenceCreateInfo = new VkFenceCreateInfo {
sType = VkStructureType.FenceCreateInfo
};
vkCreateFence(GraphicsDevice.NativeDevice, &fenceCreateInfo, null, out var fence);
// Close and submit
vkEndCommandBuffer(commandBuffer);
using (GraphicsDevice.QueueLock.ReadLock())
{
vkQueueSubmit(GraphicsDevice.NativeCommandQueue, 1, &submitInfo, fence);
}
vkWaitForFences(GraphicsDevice.NativeDevice, 1, &fence, true, ulong.MaxValue);
vkFreeCommandBuffers(GraphicsDevice.NativeDevice, GraphicsDevice.NativeCopyCommandPool, 1, &commandBuffer);
vkDestroyFence(GraphicsDevice.NativeDevice, fence, null);
if (uploadBuffer.HasValue)
{
GraphicsDevice.FreeOneTimeUploadBuffer(uploadBuffer.Value);
}
InitializeViews();
}
}
internal void Recreate()
{
VkBufferCreateInfo buffer_info = new VkBufferCreateInfo()
{
sType = VkStructureType.BufferCreateInfo,
pNext = null,
size = (ulong)BufferDescription.SizeInBytes,
flags = VkBufferCreateFlags.None,
//sharingMode = VkSharingMode.Exclusive
};
buffer_info.usage |= VkBufferUsageFlags.TransferSrc;
if (Usage == ResourceUsage.GPU_Only)
{
access = VkAccessFlags.HostRead | VkAccessFlags.HostWrite;
}
else
{
if ((Flags /*.HasFlag()*/ & BufferFlags.VertexBuffer) != 0)
{
buffer_info.usage |= VkBufferUsageFlags.VertexBuffer;
access |= VkAccessFlags.VertexAttributeRead;
}
if ((Flags & BufferFlags.IndexBuffer) is not 0)
{
buffer_info.usage |= VkBufferUsageFlags.IndexBuffer;
access |= VkAccessFlags.IndexRead;
}
if ((Flags & BufferFlags.ConstantBuffer) is not 0)
{
buffer_info.usage |= VkBufferUsageFlags.UniformBuffer;
access |= VkAccessFlags.UniformRead;
}
if ((Flags & BufferFlags.ShaderResource) is not 0)
{
buffer_info.usage |= VkBufferUsageFlags.UniformTexelBuffer;
access |= VkAccessFlags.ShaderRead;
}
if ((Flags & BufferFlags.UnorderedAccess) is not 0)
{
buffer_info.usage |= VkBufferUsageFlags.StorageTexelBuffer;
access |= VkAccessFlags.ShaderWrite;
}
if ((Flags & BufferFlags.StructuredBuffer) is not 0)
{
buffer_info.usage |= VkBufferUsageFlags.StorageBuffer;
access |= VkAccessFlags.ShaderWrite;
}
}
vkCreateBuffer(NativeDevice.handle, &buffer_info, null, out handle);
// Allocate memory
var memoryProperties = VkMemoryPropertyFlags.DeviceLocal;
if (BufferDescription.Usage is ResourceUsage.GPU_Only || Usage == ResourceUsage.CPU_To_GPU)
{
memoryProperties = VkMemoryPropertyFlags.HostVisible | VkMemoryPropertyFlags.HostCoherent;
}
if (Usage == ResourceUsage.GPU_To_CPU)
{
memoryProperties = VkMemoryPropertyFlags.HostVisible;
}
vkGetBufferMemoryRequirements(NativeDevice.handle, handle, out VkMemoryRequirements memReqs);
VkMemoryAllocateInfo MemoryAlloc_info = new VkMemoryAllocateInfo()
{
sType = VkStructureType.MemoryAllocateInfo,
pNext = null,
allocationSize = memReqs.size,
memoryTypeIndex = NativeDevice.get_memory_type(memReqs.memoryTypeBits, memoryProperties),
};
VkDeviceMemory _memory;
vkAllocateMemory(NativeDevice.handle, &MemoryAlloc_info, null, out _memory);
memory = _memory;
size = memReqs.size;
vkBindBufferMemory(NativeDevice.handle, handle, memory, 0);
}
