private unsafe void ReleaseDevice()
{
EmptyTexelBuffer.Dispose();
EmptyTexelBuffer = null;
// Wait for all queues to be idle
nativeDevice.WaitIdle();
// Destroy all remaining fences
GetCompletedValue();
// Mark upload buffer for destruction
if (nativeUploadBuffer != SharpVulkan.Buffer.Null)
{
NativeDevice.UnmapMemory(nativeUploadBufferMemory);
nativeResourceCollector.Add(lastCompletedFence, nativeUploadBuffer);
nativeResourceCollector.Add(lastCompletedFence, nativeUploadBufferMemory);
nativeUploadBuffer = SharpVulkan.Buffer.Null;
nativeUploadBufferMemory = DeviceMemory.Null;
}
// Release fenced resources
nativeResourceCollector.Dispose();
DescriptorPools.Dispose();
nativeDevice.DestroyCommandPool(NativeCopyCommandPool);
nativeDevice.Destroy();
}
private unsafe void CreateBuffer()
{
var createInfo = new BufferCreateInfo
{
StructureType = StructureType.BufferCreateInfo,
Flags = BufferCreateFlags.None
};
for (int i = 0; i < MipLevels; i++)
{
var mipmap = GetMipMapDescription(i);
createInfo.Size += (uint)(mipmap.DepthStride * mipmap.Depth * ArraySize);
}
createInfo.Usage = BufferUsageFlags.TransferSource | BufferUsageFlags.TransferDestination;
// Create buffer
NativeBuffer = GraphicsDevice.NativeDevice.CreateBuffer(ref createInfo);
// Allocate and bind memory
MemoryRequirements memoryRequirements;
GraphicsDevice.NativeDevice.GetBufferMemoryRequirements(NativeBuffer, out memoryRequirements);
AllocateMemory(MemoryPropertyFlags.HostVisible | MemoryPropertyFlags.HostCoherent, memoryRequirements);
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.NativeDevice.BindBufferMemory(NativeBuffer, NativeMemory, 0);
}
}
/// <inheritdoc/>
protected internal override void OnDestroyed()
{
if (ParentTexture != null || isNotOwningResources)
{
NativeImage = SharpVulkan.Image.Null;
NativeMemory = DeviceMemory.Null;
}
if (!isNotOwningResources)
{
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.Collect(NativeMemory);
NativeMemory = DeviceMemory.Null;
SharedHandle = IntPtr.Zero;
}
if (NativeImage != SharpVulkan.Image.Null)
{
GraphicsDevice.Collect(NativeImage);
NativeImage = SharpVulkan.Image.Null;
}
if (NativeBuffer != SharpVulkan.Buffer.Null)
{
GraphicsDevice.Collect(NativeBuffer);
NativeBuffer = SharpVulkan.Buffer.Null;
}
if (NativeImageView != ImageView.Null)
{
GraphicsDevice.Collect(NativeImageView);
NativeImageView = ImageView.Null;
}
if (NativeColorAttachmentView != ImageView.Null)
{
GraphicsDevice.Collect(NativeColorAttachmentView);
NativeColorAttachmentView = ImageView.Null;
}
if (NativeDepthStencilView != ImageView.Null)
{
GraphicsDevice.Collect(NativeDepthStencilView);
NativeDepthStencilView = ImageView.Null;
}
}
base.OnDestroyed();
}
internal unsafe IntPtr AllocateUploadBuffer(int size, out SharpVulkan.Buffer resource, out int offset)
{
// TODO D3D12 thread safety, should we simply use locks?
if (nativeUploadBuffer == SharpVulkan.Buffer.Null || nativeUploadBufferOffset + size > nativeUploadBufferSize)
{
if (nativeUploadBuffer != SharpVulkan.Buffer.Null)
{
NativeDevice.UnmapMemory(nativeUploadBufferMemory);
Collect(nativeUploadBuffer);
Collect(nativeUploadBufferMemory);
}
// Allocate new buffer
// TODO D3D12 recycle old ones (using fences to know when GPU is done with them)
// TODO D3D12 ResourceStates.CopySource not working?
nativeUploadBufferSize = Math.Max(4 * 1024 * 1024, size);
var bufferCreateInfo = new BufferCreateInfo
{
StructureType = StructureType.BufferCreateInfo,
Size = (ulong)nativeUploadBufferSize,
Flags = BufferCreateFlags.None,
Usage = BufferUsageFlags.TransferSource,
};
nativeUploadBuffer = NativeDevice.CreateBuffer(ref bufferCreateInfo);
AllocateMemory(MemoryPropertyFlags.HostVisible | MemoryPropertyFlags.HostCoherent);
nativeUploadBufferStart = NativeDevice.MapMemory(nativeUploadBufferMemory, 0, (ulong)nativeUploadBufferSize, MemoryMapFlags.None);
nativeUploadBufferOffset = 0;
}
// Bump allocate
resource = nativeUploadBuffer;
offset = nativeUploadBufferOffset;
nativeUploadBufferOffset += size;
return(nativeUploadBufferStart + offset);
}
/// <inheritdoc/>
protected internal override void OnDestroyed()
{
GraphicsDevice.BuffersMemory -= SizeInBytes / (float)0x100000;
if (NativeBufferView != BufferView.Null)
{
GraphicsDevice.Collect(NativeBufferView);
NativeBufferView = BufferView.Null;
}
if (NativeBuffer != SharpVulkan.Buffer.Null)
{
GraphicsDevice.Collect(NativeBuffer);
NativeBuffer = SharpVulkan.Buffer.Null;
}
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.Collect(NativeMemory);
NativeMemory = DeviceMemory.Null;
}
base.OnDestroyed();
}
/// <inheritdoc/>
protected internal override void OnDestroyed()
{
GraphicsDevice.RegisterBufferMemoryUsage(-SizeInBytes);
if (NativeBufferView != BufferView.Null)
{
GraphicsDevice.Collect(NativeBufferView);
NativeBufferView = BufferView.Null;
}
if (NativeBuffer != SharpVulkan.Buffer.Null)
{
GraphicsDevice.Collect(NativeBuffer);
NativeBuffer = SharpVulkan.Buffer.Null;
}
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.Collect(NativeMemory);
NativeMemory = DeviceMemory.Null;
}
base.OnDestroyed();
}
/// <inheritdoc/>
protected internal override void OnDestroyed()
{
GraphicsDevice.BuffersMemory -= SizeInBytes / (float)0x100000;
if (NativeBufferView != BufferView.Null)
{
GraphicsDevice.Collect(NativeBufferView);
NativeBufferView = BufferView.Null;
}
if (NativeBuffer != SharpVulkan.Buffer.Null)
{
GraphicsDevice.Collect(NativeBuffer);
NativeBuffer = SharpVulkan.Buffer.Null;
}
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.Collect(NativeMemory);
NativeMemory = DeviceMemory.Null;
}
base.OnDestroyed();
}
private void InitializeFromImpl(DataBox[] dataBoxes = null)
{
NativeFormat = VulkanConvertExtensions.ConvertPixelFormat(ViewFormat);
HasStencil = IsStencilFormat(ViewFormat);
NativeImageAspect = IsDepthStencil ? ImageAspectFlags.Depth : ImageAspectFlags.Color;
if (HasStencil)
{
NativeImageAspect |= ImageAspectFlags.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 != SharpVulkan.Image.Null)
{
throw new InvalidOperationException();
}
if (isNotOwningResources)
{
throw new InvalidOperationException();
}
if (ParentTexture != null)
{
// Create only a view
NativeBuffer = ParentTexture.NativeBuffer;
NativeMemory = ParentTexture.NativeMemory;
}
else
{
CreateBuffer();
if (dataBoxes != null)
{
throw new InvalidOperationException();
}
}
}
else
{
if (NativeImage != SharpVulkan.Image.Null)
{
throw new InvalidOperationException();
}
NativeLayout =
IsRenderTarget ? ImageLayout.ColorAttachmentOptimal :
IsDepthStencil ? ImageLayout.DepthStencilAttachmentOptimal :
IsShaderResource ? ImageLayout.ShaderReadOnlyOptimal :
ImageLayout.General;
if (NativeLayout == ImageLayout.TransferDestinationOptimal)
{
NativeAccessMask = AccessFlags.TransferRead;
}
if (NativeLayout == ImageLayout.ColorAttachmentOptimal)
{
NativeAccessMask = AccessFlags.ColorAttachmentWrite;
}
if (NativeLayout == ImageLayout.DepthStencilAttachmentOptimal)
{
NativeAccessMask = AccessFlags.DepthStencilAttachmentWrite;
}
if (NativeLayout == ImageLayout.ShaderReadOnlyOptimal)
{
NativeAccessMask = AccessFlags.ShaderRead | AccessFlags.InputAttachmentRead;
}
NativePipelineStageMask =
IsRenderTarget ? PipelineStageFlags.ColorAttachmentOutput :
IsDepthStencil ? PipelineStageFlags.ColorAttachmentOutput | PipelineStageFlags.EarlyFragmentTests | PipelineStageFlags.LateFragmentTests :
IsShaderResource ? PipelineStageFlags.VertexInput | PipelineStageFlags.FragmentShader :
PipelineStageFlags.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();
}
}
}
/// <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 BufferCreateInfo
{
StructureType = StructureType.BufferCreateInfo,
Size = (ulong)bufferDescription.SizeInBytes,
Flags = BufferCreateFlags.None,
};
createInfo.Usage |= BufferUsageFlags.TransferSource;
// We always fill using transfer
//if (bufferDescription.Usage != GraphicsResourceUsage.Immutable)
createInfo.Usage |= BufferUsageFlags.TransferDestination;
if (Usage == GraphicsResourceUsage.Staging)
{
NativeAccessMask = AccessFlags.HostRead | AccessFlags.HostWrite;
NativePipelineStageMask |= PipelineStageFlags.Host;
}
else
{
if ((ViewFlags & BufferFlags.VertexBuffer) != 0)
{
createInfo.Usage |= BufferUsageFlags.VertexBuffer;
NativeAccessMask |= AccessFlags.VertexAttributeRead;
NativePipelineStageMask |= PipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.IndexBuffer) != 0)
{
createInfo.Usage |= BufferUsageFlags.IndexBuffer;
NativeAccessMask |= AccessFlags.IndexRead;
NativePipelineStageMask |= PipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.ConstantBuffer) != 0)
{
createInfo.Usage |= BufferUsageFlags.UniformBuffer;
NativeAccessMask |= AccessFlags.UniformRead;
NativePipelineStageMask |= PipelineStageFlags.VertexShader | PipelineStageFlags.FragmentShader;
}
if ((ViewFlags & BufferFlags.ShaderResource) != 0)
{
createInfo.Usage |= BufferUsageFlags.UniformTexelBuffer;
NativeAccessMask |= AccessFlags.ShaderRead;
NativePipelineStageMask |= PipelineStageFlags.VertexShader | PipelineStageFlags.FragmentShader;
if ((ViewFlags & BufferFlags.UnorderedAccess) != 0)
{
createInfo.Usage |= BufferUsageFlags.StorageTexelBuffer;
NativeAccessMask |= AccessFlags.ShaderWrite;
}
}
}
// Create buffer
NativeBuffer = GraphicsDevice.NativeDevice.CreateBuffer(ref createInfo);
// Allocate memory
var memoryProperties = MemoryPropertyFlags.DeviceLocal;
if (bufferDescription.Usage == GraphicsResourceUsage.Staging || Usage == GraphicsResourceUsage.Dynamic)
{
memoryProperties = MemoryPropertyFlags.HostVisible | MemoryPropertyFlags.HostCoherent;
}
MemoryRequirements memoryRequirements;
GraphicsDevice.NativeDevice.GetBufferMemoryRequirements(NativeBuffer, out memoryRequirements);
AllocateMemory(memoryProperties, memoryRequirements);
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.NativeDevice.BindBufferMemory(NativeBuffer, NativeMemory, 0);
}
if (SizeInBytes > 0)
{
// Begin copy command buffer
var commandBufferAllocateInfo = new CommandBufferAllocateInfo
{
StructureType = StructureType.CommandBufferAllocateInfo,
CommandPool = GraphicsDevice.NativeCopyCommandPool,
CommandBufferCount = 1,
Level = CommandBufferLevel.Primary
};
CommandBuffer commandBuffer;
lock (GraphicsDevice.QueueLock)
{
GraphicsDevice.NativeDevice.AllocateCommandBuffers(ref commandBufferAllocateInfo, &commandBuffer);
}
var beginInfo = new CommandBufferBeginInfo {
StructureType = StructureType.CommandBufferBeginInfo, Flags = CommandBufferUsageFlags.OneTimeSubmit
};
commandBuffer.Begin(ref beginInfo);
// Copy to upload buffer
if (dataPointer != IntPtr.Zero)
{
if (Usage == GraphicsResourceUsage.Dynamic)
{
var uploadMemory = GraphicsDevice.NativeDevice.MapMemory(NativeMemory, 0, (ulong)SizeInBytes, MemoryMapFlags.None);
Utilities.CopyMemory(uploadMemory, dataPointer, SizeInBytes);
GraphicsDevice.NativeDevice.UnmapMemory(NativeMemory);
}
else
{
var sizeInBytes = bufferDescription.SizeInBytes;
SharpVulkan.Buffer uploadResource;
int uploadOffset;
var uploadMemory = GraphicsDevice.AllocateUploadBuffer(sizeInBytes, out uploadResource, out uploadOffset);
Utilities.CopyMemory(uploadMemory, dataPointer, sizeInBytes);
// Barrier
var memoryBarrier = new BufferMemoryBarrier(uploadResource, AccessFlags.HostWrite, AccessFlags.TransferRead, (ulong)uploadOffset, (ulong)sizeInBytes);
commandBuffer.PipelineBarrier(PipelineStageFlags.Host, PipelineStageFlags.Transfer, DependencyFlags.None, 0, null, 1, &memoryBarrier, 0, null);
// Copy
var bufferCopy = new BufferCopy
{
SourceOffset = (uint)uploadOffset,
DestinationOffset = 0,
Size = (uint)sizeInBytes
};
commandBuffer.CopyBuffer(uploadResource, NativeBuffer, 1, &bufferCopy);
}
}
else
{
commandBuffer.FillBuffer(NativeBuffer, 0, (uint)bufferDescription.SizeInBytes, 0);
}
// Barrier
var bufferMemoryBarrier = new BufferMemoryBarrier(NativeBuffer, AccessFlags.TransferWrite, NativeAccessMask);
commandBuffer.PipelineBarrier(PipelineStageFlags.Transfer, PipelineStageFlags.AllCommands, DependencyFlags.None, 0, null, 1, &bufferMemoryBarrier, 0, null);
// Close and submit
commandBuffer.End();
var submitInfo = new SubmitInfo
{
StructureType = StructureType.SubmitInfo,
CommandBufferCount = 1,
CommandBuffers = new IntPtr(&commandBuffer),
};
lock (GraphicsDevice.QueueLock)
{
GraphicsDevice.NativeCommandQueue.Submit(1, &submitInfo, Fence.Null);
GraphicsDevice.NativeCommandQueue.WaitIdle();
//commandBuffer.Reset(CommandBufferResetFlags.None);
GraphicsDevice.NativeDevice.FreeCommandBuffers(GraphicsDevice.NativeCopyCommandPool, 1, &commandBuffer);
}
InitializeViews();
}
}
private void InitializeFromImpl(DataBox[] dataBoxes = null)
{
NativeFormat = VulkanConvertExtensions.ConvertPixelFormat(ViewFormat);
HasStencil = IsStencilFormat(ViewFormat);
NativeImageAspect = IsDepthStencil ? ImageAspectFlags.Depth : ImageAspectFlags.Color;
if (HasStencil)
NativeImageAspect |= ImageAspectFlags.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 != SharpVulkan.Image.Null)
throw new InvalidOperationException();
if (isNotOwningResources)
throw new InvalidOperationException();
if (ParentTexture != null)
{
// Create only a view
NativeBuffer = ParentTexture.NativeBuffer;
NativeMemory = ParentTexture.NativeMemory;
}
else
{
CreateBuffer();
if (dataBoxes != null)
throw new InvalidOperationException();
}
}
else
{
if (NativeImage != SharpVulkan.Image.Null)
throw new InvalidOperationException();
NativeLayout =
IsRenderTarget ? ImageLayout.ColorAttachmentOptimal :
IsDepthStencil ? ImageLayout.DepthStencilAttachmentOptimal :
IsShaderResource ? ImageLayout.ShaderReadOnlyOptimal :
ImageLayout.General;
if (NativeLayout == ImageLayout.TransferDestinationOptimal)
NativeAccessMask = AccessFlags.TransferRead;
if (NativeLayout == ImageLayout.ColorAttachmentOptimal)
NativeAccessMask = AccessFlags.ColorAttachmentWrite;
if (NativeLayout == ImageLayout.DepthStencilAttachmentOptimal)
NativeAccessMask = AccessFlags.DepthStencilAttachmentWrite;
if (NativeLayout == ImageLayout.ShaderReadOnlyOptimal)
NativeAccessMask = AccessFlags.ShaderRead | AccessFlags.InputAttachmentRead;
NativePipelineStageMask =
IsRenderTarget ? PipelineStageFlags.ColorAttachmentOutput :
IsDepthStencil ? PipelineStageFlags.ColorAttachmentOutput | PipelineStageFlags.EarlyFragmentTests | PipelineStageFlags.LateFragmentTests :
IsShaderResource ? PipelineStageFlags.VertexInput | PipelineStageFlags.FragmentShader :
PipelineStageFlags.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();
}
}
}
/// <inheritdoc/>
protected internal override void OnDestroyed()
{
if (ParentTexture != null || isNotOwningResources)
{
NativeImage = SharpVulkan.Image.Null;
NativeMemory = DeviceMemory.Null;
}
if (!isNotOwningResources)
{
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.Collect(NativeMemory);
NativeMemory = DeviceMemory.Null;
}
if (NativeImage != SharpVulkan.Image.Null)
{
GraphicsDevice.Collect(NativeImage);
NativeImage = SharpVulkan.Image.Null;
}
if (NativeBuffer != SharpVulkan.Buffer.Null)
{
GraphicsDevice.Collect(NativeBuffer);
NativeBuffer = SharpVulkan.Buffer.Null;
}
if (NativeImageView != ImageView.Null)
{
GraphicsDevice.Collect(NativeImageView);
NativeImageView = ImageView.Null;
}
if (NativeColorAttachmentView != ImageView.Null)
{
GraphicsDevice.Collect(NativeColorAttachmentView);
NativeColorAttachmentView = ImageView.Null;
}
if (NativeDepthStencilView != ImageView.Null)
{
GraphicsDevice.Collect(NativeDepthStencilView);
NativeDepthStencilView = ImageView.Null;
}
}
base.OnDestroyed();
}
private unsafe void CreateBuffer()
{
var createInfo = new BufferCreateInfo
{
StructureType = StructureType.BufferCreateInfo,
Flags = BufferCreateFlags.None
};
for (int i = 0; i < MipLevels; i++)
{
var mipmap = GetMipMapDescription(i);
createInfo.Size += (uint)(mipmap.DepthStride * mipmap.Depth * ArraySize);
}
createInfo.Usage = BufferUsageFlags.TransferSource | BufferUsageFlags.TransferDestination;
// Create buffer
NativeBuffer = GraphicsDevice.NativeDevice.CreateBuffer(ref createInfo);
// Allocate and bind memory
MemoryRequirements memoryRequirements;
GraphicsDevice.NativeDevice.GetBufferMemoryRequirements(NativeBuffer, out memoryRequirements);
AllocateMemory(MemoryPropertyFlags.HostVisible | MemoryPropertyFlags.HostCoherent, memoryRequirements);
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.NativeDevice.BindBufferMemory(NativeBuffer, NativeMemory, 0);
}
}
public BufferInfo(long fenceValue, SharpVulkan.Buffer buffer, DeviceMemory memory)
{
FenceValue = fenceValue;
Buffer = buffer;
Memory = memory;
}
/// <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 BufferCreateInfo
{
StructureType = StructureType.BufferCreateInfo,
Size = (ulong)bufferDescription.SizeInBytes,
Flags = BufferCreateFlags.None,
};
createInfo.Usage |= BufferUsageFlags.TransferSource;
// We always fill using transfer
//if (bufferDescription.Usage != GraphicsResourceUsage.Immutable)
createInfo.Usage |= BufferUsageFlags.TransferDestination;
if ((ViewFlags & BufferFlags.VertexBuffer) != 0)
{
createInfo.Usage |= BufferUsageFlags.VertexBuffer;
NativeAccessMask |= AccessFlags.VertexAttributeRead;
NativePipelineStageMask |= PipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.IndexBuffer) != 0)
{
createInfo.Usage |= BufferUsageFlags.IndexBuffer;
NativeAccessMask |= AccessFlags.IndexRead;
NativePipelineStageMask |= PipelineStageFlags.VertexInput;
}
if ((ViewFlags & BufferFlags.ConstantBuffer) != 0)
{
createInfo.Usage |= BufferUsageFlags.UniformBuffer;
NativeAccessMask |= AccessFlags.UniformRead;
NativePipelineStageMask |= PipelineStageFlags.VertexShader | PipelineStageFlags.FragmentShader;
}
if ((ViewFlags & BufferFlags.ShaderResource) != 0)
{
createInfo.Usage |= BufferUsageFlags.UniformTexelBuffer;
NativeAccessMask |= AccessFlags.ShaderRead;
NativePipelineStageMask |= PipelineStageFlags.VertexShader | PipelineStageFlags.FragmentShader;
if ((ViewFlags & BufferFlags.UnorderedAccess) != 0)
{
createInfo.Usage |= BufferUsageFlags.StorageTexelBuffer;
NativeAccessMask |= AccessFlags.ShaderWrite;
}
}
// Create buffer
NativeBuffer = GraphicsDevice.NativeDevice.CreateBuffer(ref createInfo);
// Allocate memory
var memoryProperties = MemoryPropertyFlags.DeviceLocal;
if (bufferDescription.Usage == GraphicsResourceUsage.Staging)
{
throw new NotImplementedException();
}
else if (Usage == GraphicsResourceUsage.Dynamic)
{
memoryProperties = MemoryPropertyFlags.HostVisible | MemoryPropertyFlags.HostCoherent;
}
MemoryRequirements memoryRequirements;
GraphicsDevice.NativeDevice.GetBufferMemoryRequirements(NativeBuffer, out memoryRequirements);
AllocateMemory(memoryProperties, memoryRequirements);
if (NativeMemory != DeviceMemory.Null)
{
GraphicsDevice.NativeDevice.BindBufferMemory(NativeBuffer, NativeMemory, 0);
}
if (SizeInBytes > 0)
{
// Begin copy command buffer
var commandBufferAllocateInfo = new CommandBufferAllocateInfo
{
StructureType = StructureType.CommandBufferAllocateInfo,
CommandPool = GraphicsDevice.NativeCopyCommandPool,
CommandBufferCount = 1,
Level = CommandBufferLevel.Primary
};
CommandBuffer commandBuffer;
GraphicsDevice.NativeDevice.AllocateCommandBuffers(ref commandBufferAllocateInfo, &commandBuffer);
var beginInfo = new CommandBufferBeginInfo { StructureType = StructureType.CommandBufferBeginInfo, Flags = CommandBufferUsageFlags.OneTimeSubmit };
commandBuffer.Begin(ref beginInfo);
// Copy to upload buffer
if (dataPointer != IntPtr.Zero)
{
if (Usage == GraphicsResourceUsage.Dynamic)
{
var uploadMemory = GraphicsDevice.NativeDevice.MapMemory(NativeMemory, 0, (ulong)SizeInBytes, MemoryMapFlags.None);
Utilities.CopyMemory(uploadMemory, dataPointer, SizeInBytes);
GraphicsDevice.NativeDevice.UnmapMemory(NativeMemory);
}
else
{
var sizeInBytes = bufferDescription.SizeInBytes;
SharpVulkan.Buffer uploadResource;
int uploadOffset;
var uploadMemory = GraphicsDevice.AllocateUploadBuffer(sizeInBytes, out uploadResource, out uploadOffset);
Utilities.CopyMemory(uploadMemory, dataPointer, sizeInBytes);
// Barrier
var memoryBarrier = new BufferMemoryBarrier(uploadResource, AccessFlags.HostWrite, AccessFlags.TransferRead, (ulong)uploadOffset, (ulong)sizeInBytes);
commandBuffer.PipelineBarrier(PipelineStageFlags.Host, PipelineStageFlags.Transfer, DependencyFlags.None, 0, null, 1, &memoryBarrier, 0, null);
// Copy
var bufferCopy = new BufferCopy
{
SourceOffset = (uint)uploadOffset,
DestinationOffset = 0,
Size = (uint)sizeInBytes
};
commandBuffer.CopyBuffer(uploadResource, NativeBuffer, 1, &bufferCopy);
}
}
else
{
commandBuffer.FillBuffer(NativeBuffer, 0, (uint)bufferDescription.SizeInBytes, 0);
}
// Barrier
var bufferMemoryBarrier = new BufferMemoryBarrier(NativeBuffer, AccessFlags.TransferWrite, NativeAccessMask);
commandBuffer.PipelineBarrier(PipelineStageFlags.Transfer, PipelineStageFlags.AllCommands, DependencyFlags.None, 0, null, 1, &bufferMemoryBarrier, 0, null);
// Close and submit
commandBuffer.End();
var submitInfo = new SubmitInfo
{
StructureType = StructureType.SubmitInfo,
CommandBufferCount = 1,
CommandBuffers = new IntPtr(&commandBuffer),
};
lock (GraphicsDevice.QueueLock)
{
GraphicsDevice.NativeCommandQueue.Submit(1, &submitInfo, Fence.Null);
GraphicsDevice.NativeCommandQueue.WaitIdle();
//commandBuffer.Reset(CommandBufferResetFlags.None);
GraphicsDevice.NativeDevice.FreeCommandBuffers(GraphicsDevice.NativeCopyCommandPool, 1, &commandBuffer);
}
InitializeViews();
}
}
