private void CreateDefaultSwapchainRenderPass(Device SelectedLogicalGraphicsDevice)
{
var anAttachmentDescription = new AttachmentDescription
{
Format = VulkanRenderer.Surface.SelectedSurfaceFormat.Format,
Samples = SampleCountFlags.Count1,
LoadOp = AttachmentLoadOp.Clear,
StoreOp = AttachmentStoreOp.Store,
StencilLoadOp = AttachmentLoadOp.DontCare,
StencilStoreOp = AttachmentStoreOp.DontCare,
InitialLayout = ImageLayout.Undefined,
FinalLayout = ImageLayout.PresentSrcKHR
};
var anAttachmentReference = new AttachmentReference {
Layout = ImageLayout.ColorAttachmentOptimal
};
var aSubpassDescription = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachments = new AttachmentReference[] { anAttachmentReference }
};
var aRenderPassCreateInfo = new RenderPassCreateInfo
{
Attachments = new AttachmentDescription[] { anAttachmentDescription },
Subpasses = new SubpassDescription[] { aSubpassDescription }
};
myBaseRenderPass = SelectedLogicalGraphicsDevice.CreateRenderPass(aRenderPassCreateInfo);
}
private RenderPass CreateRenderPass(SurfaceFormatKhr surfaceFormat)
{
var attDesc = new AttachmentDescription
{
Format = surfaceFormat.Format,
Samples = SampleCountFlags.Count1,
LoadOp = AttachmentLoadOp.Clear,
StoreOp = AttachmentStoreOp.Store,
StencilLoadOp = AttachmentLoadOp.DontCare,
StencilStoreOp = AttachmentStoreOp.DontCare,
InitialLayout = ImageLayout.ColorAttachmentOptimal,
FinalLayout = ImageLayout.ColorAttachmentOptimal
};
var attRef = new AttachmentReference {
Layout = ImageLayout.ColorAttachmentOptimal
};
var subpassDesc = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachments = new [] { attRef }
};
var renderPassCreateInfo = new RenderPassCreateInfo
{
Attachments = new [] { attDesc },
Subpasses = new [] { subpassDesc }
};
return(_device.CreateRenderPass(renderPassCreateInfo));
}
public RenderPass(FrameBuffer myFrameBuffer, SubPass[] mySubpasses = null)
{
List <AttachmentDescription> GBufferSupportedTypes = new List <AttachmentDescription>();
List <AttachmentReference> attachmentColorReferences = new List <AttachmentReference>();
AttachmentReference myDepthBuffer;
SubpassDescription GeometryBufferSubpassDescription = new SubpassDescription()
{
PipelineBindPoint = PipelineBindPoint.Graphics
};
foreach (var Attachment in myFrameBuffer.GetAttachments())
{
GBufferSupportedTypes.Add(Attachment.AttachmentDescription);
if (Attachment.AttachmentReference.Layout != ImageLayout.DepthStencilAttachmentOptimal)
{
attachmentColorReferences.Add(Attachment.AttachmentReference);
}
else
{
GeometryBufferSubpassDescription.DepthStencilAttachment = Attachment.AttachmentReference;
}
}
GeometryBufferSubpassDescription.ColorAttachments = attachmentColorReferences.ToArray();
//Above is for the Geometry Buffer to intialize.
uint starting = 1;
uint ending = 2;
List <SubpassDependency> myIncomingDependencies = new List <SubpassDependency>();
List <SubpassDescription> mySubpassDescriptions = new List <SubpassDescription>();
if (mySubpasses != null)
{
for (int i = 0; i < mySubpasses.Length; i++)
{
myIncomingDependencies.AddRange(mySubpasses[i].GetSubpassDependencies());
mySubpassDescriptions.Add(mySubpasses[i].GetSubpassDescription());
}
;
}
var aRenderPassCreateInfo = new RenderPassCreateInfo
{
Attachments = GBufferSupportedTypes.ToArray(),
Subpasses = mySubpassDescriptions.ToArray(),
Dependencies = myIncomingDependencies.ToArray()
};
myFrameBuffer.SetRenderPass(this);
CreateRenderPass(aRenderPassCreateInfo);
}
void CreateRenderPass()
{
var attachment_descriptions = new AttachmentDescription
{
flags = (AttachmentDescriptionFlagBits)0, // VkAttachmentDescriptionFlagBits flags
format = GetSwapChain.Format, // VkFormat format
samples = SampleCountFlagBits._1Bit, // VkSampleCountFlagBits samples
loadOperation = AttachmentLoadOperation.Clear, // VkAttachmentLoadOp loadOp
storeOperation = AttachmentStoreOperation.Store, // VkAttachmentStoreOp storeOp
stencilLoadOperation = AttachmentLoadOperation.DontCare, // VkAttachmentLoadOp stencilLoadOp
stencilStoreOperation = AttachmentStoreOperation.DontCare, // VkAttachmentStoreOp stencilStoreOp
initialLayout = ImageLayout.Undefined, // VkImageLayout initialLayout;
finalLayout = ImageLayout.PresentSourceKhr // VkImageLayout finalLayout
};
var color_attachment_references = new AttachmentReference
{
attachment = 0, // uint32_t attachment
layout = ImageLayout.ColorAttachmentOptimal // VkImageLayout layout
};
var subpass_descriptions = new SubpassDescription
{
flags = 0, // VkSubpassDescriptionFlagBits flags
pipelineBindPoint = PipelineBindPoint.Graphics, // VkPipelineBindPoint pipelineBindPoint
inputAttachmentCount = 0, // uint32_t inputAttachmentCount
pInputAttachments = (AttachmentReference *)0, // const VkAttachmentReference *pInputAttachments
colorAttachmentCount = 1, // uint32_t colorAttachmentCount
pColorAttachments = &color_attachment_references, // const VkAttachmentReference *pColorAttachments
pResolveAttachments = (AttachmentReference *)0, // const VkAttachmentReference *pResolveAttachments
pDepthStencilAttachment = (AttachmentReference *)0, // const VkAttachmentReference *pDepthStencilAttachment
preserveAttachmentCount = 0, // uint32_t preserveAttachmentCount
pPreserveAttachments = (uint *)0 // const uint32_t* pPreserveAttachments
};
var render_pass_create_info = new RenderPassCreateInfo
{
sType = StructureType.RenderPassCreateInfo, // VkStructureType sType
pNext = IntPtr.Zero, // const void *pNext
flags = 0, // VkRenderPassCreateFlagBits flags
attachmentCount = 1, // uint32_t attachmentCount
pAttachments = &attachment_descriptions, // const VkAttachmentDescription *pAttachments
subpassCount = 1, // uint32_t subpassCount
pSubpasses = &subpass_descriptions, // const VkSubpassDescription *pSubpasses
dependencyCount = 0, // uint32_t dependencyCount
pDependencies = (SubpassDependency *)0 // const VkSubpassDependency *pDependencies
};
vk.CreateRenderPass(GetDevice, ref render_pass_create_info, (AllocationCallbacks *)0, out Vulkan.RenderPass).CheckError();
}
private void CreateRenderPass()
{
var colorAttachment = new AttachmentDescription()
{
Format = vkSwapChainImageFormat,
Samples = SampleCountFlags.Count1,
LoadOp = AttachmentLoadOp.Clear,
StoreOp = AttachmentStoreOp.Store,
StencilLoadOp = AttachmentLoadOp.DontCare,
StencilStoreOp = AttachmentStoreOp.DontCare,
InitialLayout = ImageLayout.Undefined,
FinalLayout = ImageLayout.PresentSrcKhr,
};
var colorAttachmentRef = new AttachmentReference()
{
Attachment = 0,
Layout = Vulkan.ImageLayout.ColorAttachmentOptimal,
};
var subpass = new SubpassDescription()
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = 1,
ColorAttachments = new AttachmentReference[] { colorAttachmentRef },
};
var dependency = new SubpassDependency()
{
SrcSubpass = VK_SUBPASS_EXTERNAL,
SrcStageMask = PipelineStageFlags.ColorAttachmentOutput,
SrcAccessMask = 0,
DstSubpass = 0,
DstStageMask = PipelineStageFlags.ColorAttachmentOutput,
DstAccessMask = AccessFlags.ColorAttachmentRead | AccessFlags.ColorAttachmentWrite,
};
var renderPassInfo = new RenderPassCreateInfo()
{
AttachmentCount = 1,
Attachments = new AttachmentDescription[] { colorAttachment },
SubpassCount = 1,
Subpasses = new SubpassDescription[] { subpass },
DependencyCount = 1,
Dependencies = new SubpassDependency[] { dependency },
};
vkRenderPass = vkDevice.CreateRenderPass(renderPassInfo);
}
protected void CreateRenderPass()
{
var colorAttachment = new AttachmentDescription
{
Format = format.Format,
Samples = SampleCountFlags.Count1,
LoadOp = AttachmentLoadOp.Clear,
StoreOp = AttachmentStoreOp.Store,
StencilLoadOp = AttachmentLoadOp.DontCare,
StencilStoreOp = AttachmentStoreOp.DontCare,
InitialLayout = ImageLayout.Undefined,
FinalLayout = ImageLayout.PresentSrcKhr
};
var colorAttachmentRef = new AttachmentReference
{
Attachment = 0,
Layout = ImageLayout.ColorAttachmentOptimal
};
var subpass = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = 1,
ColorAttachments = new AttachmentReference[] { colorAttachmentRef },
};
var dependency = new SubpassDependency
{
SrcSubpass = VK_SUBPASS_INTERNAL,
DstSubpass = 0,
SrcStageMask = PipelineStageFlags.ColorAttachmentOutput,
SrcAccessMask = 0,
DstStageMask = PipelineStageFlags.ColorAttachmentOutput,
DstAccessMask = AccessFlags.ColorAttachmentRead | AccessFlags.ColorAttachmentWrite
};
var renderPassInfo = new RenderPassCreateInfo
{
AttachmentCount = 1,
Attachments = new AttachmentDescription[] { colorAttachment },
SubpassCount = 1,
Subpasses = new SubpassDescription[] { subpass },
DependencyCount = 1,
Dependencies = new SubpassDependency[] { dependency }
};
renderPass = device.CreateRenderPass(renderPassInfo);
}
private void CreateRenderPass()
{
var colorAttachmentReference = new AttachmentReference {
Attachment = 0, Layout = ImageLayout.ColorAttachmentOptimal
};
var depthStencilAttachmentReference = new AttachmentReference {
Attachment = 1, Layout = ImageLayout.DepthStencilAttachmentOptimal
};
var subpass = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = 1,
ColorAttachments = new IntPtr(&colorAttachmentReference),
};
var attachments = new[]
{
new AttachmentDescription
{
Format = backBufferFormat,
Samples = SampleCountFlags.Sample1,
LoadOperation = AttachmentLoadOperation.Load,
StoreOperation = AttachmentStoreOperation.Store,
StencilLoadOperation = AttachmentLoadOperation.DontCare,
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.ColorAttachmentOptimal,
FinalLayout = ImageLayout.ColorAttachmentOptimal
},
};
fixed(AttachmentDescription *attachmentsPointer = &attachments[0])
{
var createInfo = new RenderPassCreateInfo
{
StructureType = StructureType.RenderPassCreateInfo,
AttachmentCount = (uint)attachments.Length,
Attachments = new IntPtr(attachmentsPointer),
SubpassCount = 1,
Subpasses = new IntPtr(&subpass)
};
renderPass = device.CreateRenderPass(ref createInfo);
}
}
public static unsafe DisposableRenderPass ToRenderPass(this ProgramPipelineState state, VulkanRenderer gd, Device device)
{
const int MaxAttachments = Constants.MaxRenderTargets + 1;
AttachmentDescription[] attachmentDescs = null;
var subpass = new SubpassDescription()
{
PipelineBindPoint = PipelineBindPoint.Graphics
};
AttachmentReference *attachmentReferences = stackalloc AttachmentReference[MaxAttachments];
Span <int> attachmentIndices = stackalloc int[MaxAttachments];
Span <Silk.NET.Vulkan.Format> attachmentFormats = stackalloc Silk.NET.Vulkan.Format[MaxAttachments];
int attachmentCount = 0;
int colorCount = 0;
int maxColorAttachmentIndex = 0;
for (int i = 0; i < state.AttachmentEnable.Length; i++)
{
if (state.AttachmentEnable[i])
{
maxColorAttachmentIndex = i;
attachmentFormats[attachmentCount] = gd.FormatCapabilities.ConvertToVkFormat(state.AttachmentFormats[i]);
attachmentIndices[attachmentCount++] = i;
colorCount++;
}
}
if (state.DepthStencilEnable)
{
attachmentFormats[attachmentCount++] = gd.FormatCapabilities.ConvertToVkFormat(state.DepthStencilFormat);
}
if (attachmentCount != 0)
{
attachmentDescs = new AttachmentDescription[attachmentCount];
for (int i = 0; i < attachmentCount; i++)
{
int bindIndex = attachmentIndices[i];
attachmentDescs[i] = new AttachmentDescription(
0,
attachmentFormats[i],
TextureStorage.ConvertToSampleCountFlags((uint)state.SamplesCount),
AttachmentLoadOp.Load,
AttachmentStoreOp.Store,
AttachmentLoadOp.Load,
AttachmentStoreOp.Store,
ImageLayout.General,
ImageLayout.General);
}
int colorAttachmentsCount = colorCount;
if (colorAttachmentsCount > MaxAttachments - 1)
{
colorAttachmentsCount = MaxAttachments - 1;
}
if (colorAttachmentsCount != 0)
{
int maxAttachmentIndex = Constants.MaxRenderTargets - 1;
subpass.ColorAttachmentCount = (uint)maxAttachmentIndex + 1;
subpass.PColorAttachments = &attachmentReferences[0];
// Fill with VK_ATTACHMENT_UNUSED to cover any gaps.
for (int i = 0; i <= maxAttachmentIndex; i++)
{
subpass.PColorAttachments[i] = new AttachmentReference(Vk.AttachmentUnused, ImageLayout.Undefined);
}
for (int i = 0; i < colorAttachmentsCount; i++)
{
int bindIndex = attachmentIndices[i];
subpass.PColorAttachments[bindIndex] = new AttachmentReference((uint)i, ImageLayout.General);
}
}
if (state.DepthStencilEnable)
{
uint dsIndex = (uint)attachmentCount - 1;
subpass.PDepthStencilAttachment = &attachmentReferences[MaxAttachments - 1];
*subpass.PDepthStencilAttachment = new AttachmentReference(dsIndex, ImageLayout.General);
}
}
var subpassDependency = new SubpassDependency(
0,
0,
PipelineStageFlags.PipelineStageAllGraphicsBit,
PipelineStageFlags.PipelineStageAllGraphicsBit,
AccessFlags.AccessMemoryReadBit | AccessFlags.AccessMemoryWriteBit,
AccessFlags.AccessMemoryReadBit | AccessFlags.AccessMemoryWriteBit,
0);
fixed(AttachmentDescription *pAttachmentDescs = attachmentDescs)
{
var renderPassCreateInfo = new RenderPassCreateInfo()
{
SType = StructureType.RenderPassCreateInfo,
PAttachments = pAttachmentDescs,
AttachmentCount = attachmentDescs != null ? (uint)attachmentDescs.Length : 0,
PSubpasses = &subpass,
SubpassCount = 1,
PDependencies = &subpassDependency,
DependencyCount = 1
};
gd.Api.CreateRenderPass(device, renderPassCreateInfo, null, out var renderPass).ThrowOnError();
return(new DisposableRenderPass(gd.Api, device, renderPass));
}
}
private unsafe void CreateRenderPass(PipelineStateDescription pipelineStateDescription)
{
bool hasDepthStencilAttachment = pipelineStateDescription.Output.DepthStencilFormat != PixelFormat.None;
var renderTargetCount = pipelineStateDescription.Output.RenderTargetCount;
var attachmentCount = renderTargetCount;
if (hasDepthStencilAttachment)
{
attachmentCount++;
}
var attachments = new AttachmentDescription[attachmentCount];
var colorAttachmentReferences = new AttachmentReference[renderTargetCount];
fixed(PixelFormat *renderTargetFormat = &pipelineStateDescription.Output.RenderTargetFormat0)
fixed(BlendStateRenderTargetDescription * blendDescription = &pipelineStateDescription.BlendState.RenderTarget0)
{
for (int i = 0; i < renderTargetCount; i++)
{
var currentBlendDesc = pipelineStateDescription.BlendState.IndependentBlendEnable ? (blendDescription + i) : blendDescription;
attachments[i] = new AttachmentDescription
{
Format = VulkanConvertExtensions.ConvertPixelFormat(*(renderTargetFormat + i)),
Samples = SampleCountFlags.Sample1,
LoadOperation = currentBlendDesc->BlendEnable ? AttachmentLoadOperation.Load : AttachmentLoadOperation.DontCare, // TODO VULKAN: Only if any destination blend?
StoreOperation = AttachmentStoreOperation.Store,
StencilLoadOperation = AttachmentLoadOperation.DontCare,
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.ColorAttachmentOptimal,
FinalLayout = ImageLayout.ColorAttachmentOptimal,
};
colorAttachmentReferences[i] = new AttachmentReference
{
Attachment = (uint)i,
Layout = ImageLayout.ColorAttachmentOptimal,
};
}
}
if (hasDepthStencilAttachment)
{
attachments[attachmentCount - 1] = new AttachmentDescription
{
Format = Texture.GetFallbackDepthStencilFormat(GraphicsDevice, VulkanConvertExtensions.ConvertPixelFormat(pipelineStateDescription.Output.DepthStencilFormat)),
Samples = SampleCountFlags.Sample1,
LoadOperation = AttachmentLoadOperation.Load, // TODO VULKAN: Only if depth read enabled?
StoreOperation = AttachmentStoreOperation.Store, // TODO VULKAN: Only if depth write enabled?
StencilLoadOperation = AttachmentLoadOperation.DontCare, // TODO VULKAN: Handle stencil
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.DepthStencilAttachmentOptimal,
FinalLayout = ImageLayout.DepthStencilAttachmentOptimal,
};
}
var depthAttachmentReference = new AttachmentReference
{
Attachment = (uint)attachments.Length - 1,
Layout = ImageLayout.DepthStencilAttachmentOptimal,
};
var subpass = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = (uint)renderTargetCount,
ColorAttachments = colorAttachmentReferences.Length > 0 ? new IntPtr(Interop.Fixed(colorAttachmentReferences)) : IntPtr.Zero,
DepthStencilAttachment = hasDepthStencilAttachment ? new IntPtr(&depthAttachmentReference) : IntPtr.Zero,
};
var renderPassCreateInfo = new RenderPassCreateInfo
{
StructureType = StructureType.RenderPassCreateInfo,
AttachmentCount = (uint)attachmentCount,
Attachments = attachments.Length > 0 ? new IntPtr(Interop.Fixed(attachments)) : IntPtr.Zero,
SubpassCount = 1,
Subpasses = new IntPtr(&subpass)
};
NativeRenderPass = GraphicsDevice.NativeDevice.CreateRenderPass(ref renderPassCreateInfo);
}
private void CreateRenderPass()
{
var colorAttachmentReference = new AttachmentReference { Attachment = 0, Layout = ImageLayout.ColorAttachmentOptimal };
var depthStencilAttachmentReference = new AttachmentReference { Attachment = 1, Layout = ImageLayout.DepthStencilAttachmentOptimal };
var subpass = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = 1,
ColorAttachments = new IntPtr(&colorAttachmentReference),
};
var attachments = new[]
{
new AttachmentDescription
{
Format = backBufferFormat,
Samples = SampleCountFlags.Sample1,
LoadOperation = AttachmentLoadOperation.Load,
StoreOperation = AttachmentStoreOperation.Store,
StencilLoadOperation = AttachmentLoadOperation.DontCare,
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.ColorAttachmentOptimal,
FinalLayout = ImageLayout.ColorAttachmentOptimal
},
};
fixed (AttachmentDescription* attachmentsPointer = &attachments[0])
{
var createInfo = new RenderPassCreateInfo
{
StructureType = StructureType.RenderPassCreateInfo,
AttachmentCount = (uint)attachments.Length,
Attachments = new IntPtr(attachmentsPointer),
SubpassCount = 1,
Subpasses = new IntPtr(&subpass)
};
renderPass = device.CreateRenderPass(ref createInfo);
}
}
public static unsafe RenderPassCreateInfo RenderPassCreateInfo(Span <AttachmentDescription> attachments, SubpassDependency dependency, SubpassDescription subpass)
{
RenderPassCreateInfo renderPassCreateInfo = new()
{
SType = StructureType.RenderPassCreateInfo,
AttachmentCount = (uint)attachments.Length,
DependencyCount = 1,
PDependencies = &dependency,
SubpassCount = 1,
PSubpasses = &subpass
};
fixed(AttachmentDescription *ptr = &attachments[0])
{
renderPassCreateInfo.PAttachments = ptr;
}
return(renderPassCreateInfo);
}
public void CreateGraphicsPipeline()
{
var attachment = new AttachmentDescription
{
Samples = SampleCounts.Count1,
Format = Format.B8G8R8A8UNorm,
InitialLayout = ImageLayout.Undefined,
FinalLayout = ImageLayout.PresentSrcKhr,
LoadOp = AttachmentLoadOp.Clear,
StoreOp = AttachmentStoreOp.Store,
StencilLoadOp = AttachmentLoadOp.DontCare,
StencilStoreOp = AttachmentStoreOp.DontCare
};
var subpass = new SubpassDescription(new[] { new AttachmentReference(0, ImageLayout.ColorAttachmentOptimal) });
var createInfo = new RenderPassCreateInfo(new[] { subpass }, new[] { attachment });
using (PipelineCache cache = Device.CreatePipelineCache())
using (RenderPass renderPass = Device.CreateRenderPass(createInfo))
using (PipelineLayout layout = Device.CreatePipelineLayout())
using (ShaderModule vertexShader = Device.CreateShaderModule(new ShaderModuleCreateInfo(ReadAllBytes("Shader.vert.spv"))))
using (ShaderModule fragmentShader = Device.CreateShaderModule(new ShaderModuleCreateInfo(ReadAllBytes("Shader.frag.spv"))))
{
var shaderStageCreateInfos = new[]
{
new PipelineShaderStageCreateInfo(ShaderStages.Vertex, vertexShader, "main"),
new PipelineShaderStageCreateInfo(ShaderStages.Fragment, fragmentShader, "main")
};
var vertexInputStateCreateInfo = new PipelineVertexInputStateCreateInfo();
var inputAssemblyStateCreateInfo = new PipelineInputAssemblyStateCreateInfo(PrimitiveTopology.TriangleList);
var viewportStateCreateInfo = new PipelineViewportStateCreateInfo(
new Viewport(0, 0, 32, 32),
new Rect2D(0, 0, 32, 32));
var rasterizationStateCreateInfo = new PipelineRasterizationStateCreateInfo
{
PolygonMode = PolygonMode.Fill,
CullMode = CullModes.Back,
FrontFace = FrontFace.CounterClockwise,
LineWidth = 1.0f
};
var tessellationStateCreateInfo = new PipelineTessellationStateCreateInfo(4);
var multisampleStateCreateInfo = new PipelineMultisampleStateCreateInfo
{
RasterizationSamples = SampleCounts.Count1,
MinSampleShading = 1.0f
};
var colorBlendAttachmentState = new PipelineColorBlendAttachmentState
{
SrcColorBlendFactor = BlendFactor.One,
DstColorBlendFactor = BlendFactor.Zero,
ColorBlendOp = BlendOp.Add,
SrcAlphaBlendFactor = BlendFactor.One,
DstAlphaBlendFactor = BlendFactor.Zero,
AlphaBlendOp = BlendOp.Add,
ColorWriteMask = ColorComponents.All
};
var depthStencilStateCreateInfo = new PipelineDepthStencilStateCreateInfo();
var colorBlendStateCreateInfo = new PipelineColorBlendStateCreateInfo(
new[] { colorBlendAttachmentState });
var dynamicStateCreateInfo = new PipelineDynamicStateCreateInfo(DynamicState.LineWidth);
var pipelineCreateInfo = new GraphicsPipelineCreateInfo(
layout, renderPass, 0,
shaderStageCreateInfos,
inputAssemblyStateCreateInfo,
vertexInputStateCreateInfo,
rasterizationStateCreateInfo,
tessellationStateCreateInfo,
viewportStateCreateInfo,
multisampleStateCreateInfo,
depthStencilStateCreateInfo,
colorBlendStateCreateInfo,
dynamicStateCreateInfo);
using (Device.CreateGraphicsPipelines(new[] { pipelineCreateInfo })[0]) { }
using (Device.CreateGraphicsPipelines(new[] { pipelineCreateInfo }, cache)[0]) { }
using (Device.CreateGraphicsPipelines(new[] { pipelineCreateInfo }, allocator: CustomAllocator)[0]) { }
using (Device.CreateGraphicsPipelines(new[] { pipelineCreateInfo }, cache, CustomAllocator)[0]) { }
using (Device.CreateGraphicsPipeline(pipelineCreateInfo)) { }
using (Device.CreateGraphicsPipeline(pipelineCreateInfo, allocator: CustomAllocator)) { }
using (Device.CreateGraphicsPipeline(pipelineCreateInfo, cache)) { }
using (Device.CreateGraphicsPipeline(pipelineCreateInfo, cache, CustomAllocator)) { }
}
}
private unsafe void CreateRenderPass(PipelineStateDescription pipelineStateDescription)
{
bool hasDepthStencilAttachment = pipelineStateDescription.Output.DepthStencilFormat != PixelFormat.None;
var renderTargetCount = pipelineStateDescription.Output.RenderTargetCount;
var attachmentCount = renderTargetCount;
if (hasDepthStencilAttachment)
attachmentCount++;
var attachments = new AttachmentDescription[attachmentCount];
var colorAttachmentReferences = new AttachmentReference[renderTargetCount];
fixed (PixelFormat* renderTargetFormat = &pipelineStateDescription.Output.RenderTargetFormat0)
fixed (BlendStateRenderTargetDescription* blendDescription = &pipelineStateDescription.BlendState.RenderTarget0)
{
for (int i = 0; i < renderTargetCount; i++)
{
var currentBlendDesc = pipelineStateDescription.BlendState.IndependentBlendEnable ? (blendDescription + i) : blendDescription;
attachments[i] = new AttachmentDescription
{
Format = VulkanConvertExtensions.ConvertPixelFormat(*(renderTargetFormat + i)),
Samples = SampleCountFlags.Sample1,
LoadOperation = currentBlendDesc->BlendEnable ? AttachmentLoadOperation.Load : AttachmentLoadOperation.DontCare, // TODO VULKAN: Only if any destination blend?
StoreOperation = AttachmentStoreOperation.Store,
StencilLoadOperation = AttachmentLoadOperation.DontCare,
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.ColorAttachmentOptimal,
FinalLayout = ImageLayout.ColorAttachmentOptimal,
};
colorAttachmentReferences[i] = new AttachmentReference
{
Attachment = (uint)i,
Layout = ImageLayout.ColorAttachmentOptimal,
};
}
}
if (hasDepthStencilAttachment)
{
attachments[attachmentCount - 1] = new AttachmentDescription
{
Format = Texture.GetFallbackDepthStencilFormat(GraphicsDevice, VulkanConvertExtensions.ConvertPixelFormat(pipelineStateDescription.Output.DepthStencilFormat)),
Samples = SampleCountFlags.Sample1,
LoadOperation = AttachmentLoadOperation.Load, // TODO VULKAN: Only if depth read enabled?
StoreOperation = AttachmentStoreOperation.Store, // TODO VULKAN: Only if depth write enabled?
StencilLoadOperation = AttachmentLoadOperation.DontCare, // TODO VULKAN: Handle stencil
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.DepthStencilAttachmentOptimal,
FinalLayout = ImageLayout.DepthStencilAttachmentOptimal,
};
}
var depthAttachmentReference = new AttachmentReference
{
Attachment = (uint)attachments.Length - 1,
Layout = ImageLayout.DepthStencilAttachmentOptimal,
};
var subpass = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = (uint)renderTargetCount,
ColorAttachments = colorAttachmentReferences.Length > 0 ? new IntPtr(Interop.Fixed(colorAttachmentReferences)) : IntPtr.Zero,
DepthStencilAttachment = hasDepthStencilAttachment ? new IntPtr(&depthAttachmentReference) : IntPtr.Zero,
};
var renderPassCreateInfo = new RenderPassCreateInfo
{
StructureType = StructureType.RenderPassCreateInfo,
AttachmentCount = (uint)attachmentCount,
Attachments = attachments.Length > 0 ? new IntPtr(Interop.Fixed(attachments)) : IntPtr.Zero,
SubpassCount = 1,
Subpasses = new IntPtr(&subpass)
};
NativeRenderPass = GraphicsDevice.NativeDevice.CreateRenderPass(ref renderPassCreateInfo);
}
public bool Create(string vsName, string fsName,
VertexInputBindingDescription [] vbind,
VertexInputAttributeDescription [] vatts)
{
Device dv = mDevices.GetLogicalDevice();
PipelineShaderStageCreateInfo plssciv = new PipelineShaderStageCreateInfo(
ShaderStages.Vertex, mShaders[vsName], "main", null);
PipelineShaderStageCreateInfo plsscif = new PipelineShaderStageCreateInfo(
ShaderStages.Fragment, mShaders[fsName], "main", null);
PipelineVertexInputStateCreateInfo plvisci = new PipelineVertexInputStateCreateInfo(
vbind, vatts);
PipelineInputAssemblyStateCreateInfo pliasci = new PipelineInputAssemblyStateCreateInfo(
PrimitiveTopology.TriangleList);
Viewport vp = new Viewport(0, 0, 1280, 720, 0f, 1f);
Rect2D scissor = new Rect2D(Offset2D.Zero, mDevices.GetChainExtent());
PipelineViewportStateCreateInfo plvpsci = new PipelineViewportStateCreateInfo(
new Viewport[1] {
vp
}, new Rect2D[1] {
scissor
});
PipelineRasterizationStateCreateInfo plrsci = new PipelineRasterizationStateCreateInfo();
plrsci.LineWidth = 1;
PipelineMultisampleStateCreateInfo plmssci = new PipelineMultisampleStateCreateInfo();
plmssci.RasterizationSamples = SampleCounts.Count1;
PipelineColorBlendAttachmentState plcbas = new PipelineColorBlendAttachmentState();
plcbas.ColorWriteMask = ColorComponents.All;
plcbas.BlendEnable = false;
PipelineColorBlendStateCreateInfo plcbsci = new PipelineColorBlendStateCreateInfo();
plcbsci.LogicOpEnable = false;
plcbsci.LogicOp = LogicOp.Copy;
plcbsci.Attachments = new PipelineColorBlendAttachmentState[1] {
plcbas
};
plcbsci.BlendConstants = ColorF4.Zero;
PipelineLayoutCreateInfo pllci = new PipelineLayoutCreateInfo(
mDevices.GetDSLs());
mPipeLayout = dv.CreatePipelineLayout(pllci);
AttachmentDescription ad = new AttachmentDescription();
ad.Format = Format.B8G8R8A8UNorm;
ad.Samples = SampleCounts.Count1;
ad.LoadOp = AttachmentLoadOp.Clear;
ad.StoreOp = AttachmentStoreOp.Store;
ad.StencilLoadOp = AttachmentLoadOp.DontCare;
ad.StencilStoreOp = AttachmentStoreOp.DontCare;
ad.InitialLayout = ImageLayout.Undefined;
ad.FinalLayout = ImageLayout.PresentSrcKhr;
AttachmentReference ar = new AttachmentReference(0, ImageLayout.ColorAttachmentOptimal);
SubpassDescription spd = new SubpassDescription();
spd.ColorAttachments = new AttachmentReference[1] {
ar
};
SubpassDependency spdc = new SubpassDependency();
spdc.SrcSubpass = Constant.SubpassExternal;
spdc.DstSubpass = 0;
spdc.SrcStageMask = PipelineStages.ColorAttachmentOutput;
spdc.SrcAccessMask = 0;
spdc.DstStageMask = PipelineStages.ColorAttachmentOutput;
spdc.DstAccessMask = Accesses.ColorAttachmentRead | Accesses.ColorAttachmentWrite;
RenderPassCreateInfo rpci = new RenderPassCreateInfo(
new SubpassDescription[1] {
spd
},
new AttachmentDescription[1] {
ad
},
new SubpassDependency[1] {
spdc
});
mRenderPass = dv.CreateRenderPass(rpci);
GraphicsPipelineCreateInfo gplci = new GraphicsPipelineCreateInfo();
gplci.Stages = new PipelineShaderStageCreateInfo[2] {
plssciv, plsscif
};
gplci.VertexInputState = plvisci;
gplci.InputAssemblyState = pliasci;
gplci.ViewportState = plvpsci;
gplci.RasterizationState = plrsci;
gplci.MultisampleState = plmssci;
gplci.DepthStencilState = null;
gplci.ColorBlendState = plcbsci;
gplci.DynamicState = null;
gplci.Layout = mPipeLayout;
gplci.RenderPass = mRenderPass;
gplci.Subpass = 0;
gplci.BasePipelineHandle = null;
gplci.BasePipelineIndex = -1;
mPipe = dv.CreateGraphicsPipeline(gplci);
CreateSyncObjects();
return(true);
}
//[HandleProcessCorruptedStateExceptionsAttribute, SecurityCriticalAttribute]
private unsafe void Recreate()
{
errorDuringCreate = false;
if (Description.RootSignature == null)
{
return;
}
PipelineShaderStageCreateInfo[] stages;
// create render pass
bool hasDepthStencilAttachment = Description.Output.DepthStencilFormat != PixelFormat.None;
var renderTargetCount = Description.Output.RenderTargetCount;
var attachmentCount = renderTargetCount;
if (hasDepthStencilAttachment)
{
attachmentCount++;
}
var attachments = new AttachmentDescription[attachmentCount];
var colorAttachmentReferences = new AttachmentReference[renderTargetCount];
fixed(PixelFormat *renderTargetFormat = &Description.Output.RenderTargetFormat0)
fixed(BlendStateRenderTargetDescription * blendDescription = &Description.BlendState.RenderTarget0)
{
for (int i = 0; i < renderTargetCount; i++)
{
var currentBlendDesc = Description.BlendState.IndependentBlendEnable ? (blendDescription + i) : blendDescription;
attachments[i] = new AttachmentDescription
{
Format = VulkanConvertExtensions.ConvertPixelFormat(*(renderTargetFormat + i)),
Samples = SampleCountFlags.Sample1,
LoadOperation = currentBlendDesc->BlendEnable ? AttachmentLoadOperation.Load : AttachmentLoadOperation.DontCare, // TODO VULKAN: Only if any destination blend?
StoreOperation = AttachmentStoreOperation.Store,
StencilLoadOperation = AttachmentLoadOperation.DontCare,
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.ColorAttachmentOptimal,
FinalLayout = ImageLayout.ColorAttachmentOptimal,
};
colorAttachmentReferences[i] = new AttachmentReference
{
Attachment = (uint)i,
Layout = ImageLayout.ColorAttachmentOptimal,
};
}
}
if (hasDepthStencilAttachment)
{
attachments[attachmentCount - 1] = new AttachmentDescription
{
Format = Texture.GetFallbackDepthStencilFormat(GraphicsDevice, VulkanConvertExtensions.ConvertPixelFormat(Description.Output.DepthStencilFormat)),
Samples = SampleCountFlags.Sample1,
LoadOperation = AttachmentLoadOperation.Load, // TODO VULKAN: Only if depth read enabled?
StoreOperation = AttachmentStoreOperation.Store, // TODO VULKAN: Only if depth write enabled?
StencilLoadOperation = AttachmentLoadOperation.DontCare, // TODO VULKAN: Handle stencil
StencilStoreOperation = AttachmentStoreOperation.DontCare,
InitialLayout = ImageLayout.DepthStencilAttachmentOptimal,
FinalLayout = ImageLayout.DepthStencilAttachmentOptimal,
};
}
var depthAttachmentReference = new AttachmentReference
{
Attachment = (uint)attachments.Length - 1,
Layout = ImageLayout.DepthStencilAttachmentOptimal,
};
var subpass = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = (uint)renderTargetCount,
ColorAttachments = colorAttachmentReferences.Length > 0 ? new IntPtr(Interop.Fixed(colorAttachmentReferences)) : IntPtr.Zero,
DepthStencilAttachment = hasDepthStencilAttachment ? new IntPtr(&depthAttachmentReference) : IntPtr.Zero,
};
var renderPassCreateInfo = new RenderPassCreateInfo
{
StructureType = StructureType.RenderPassCreateInfo,
AttachmentCount = (uint)attachmentCount,
Attachments = attachments.Length > 0 ? new IntPtr(Interop.Fixed(attachments)) : IntPtr.Zero,
SubpassCount = 1,
Subpasses = new IntPtr(&subpass)
};
// create pipeline layout
// Remap descriptor set indices to those in the shader. This ordering generated by the ShaderCompiler
var resourceGroups = Description.EffectBytecode.Reflection.ResourceBindings.Select(x => x.ResourceGroup ?? "Globals").Distinct().ToList();
ResourceGroupCount = resourceGroups.Count;
var layouts = Description.RootSignature.EffectDescriptorSetReflection.Layouts;
// Get binding indices used by the shader
var destinationBindings = Description.EffectBytecode.Stages
.SelectMany(x => BinarySerialization.Read <ShaderInputBytecode>(x.Data).ResourceBindings)
.GroupBy(x => x.Key, x => x.Value)
.ToDictionary(x => x.Key, x => x.First());
var maxBindingIndex = destinationBindings.Max(x => x.Value);
var destinationEntries = new DescriptorSetLayoutBuilder.Entry[maxBindingIndex + 1];
DescriptorBindingMapping = new List <DescriptorSetInfo>();
for (int i = 0; i < resourceGroups.Count; i++)
{
var resourceGroupName = resourceGroups[i] == "Globals" ? Description.RootSignature.EffectDescriptorSetReflection.DefaultSetSlot : resourceGroups[i];
var layoutIndex = resourceGroups[i] == null ? 0 : layouts.FindIndex(x => x.Name == resourceGroupName);
// Check if the resource group is used by the shader
if (layoutIndex == -1)
{
continue;
}
var sourceEntries = layouts[layoutIndex].Layout.Entries;
for (int sourceBinding = 0; sourceBinding < sourceEntries.Count; sourceBinding++)
{
var sourceEntry = sourceEntries[sourceBinding];
int destinationBinding;
if (destinationBindings.TryGetValue(sourceEntry.Key.Name, out destinationBinding))
{
destinationEntries[destinationBinding] = sourceEntry;
// No need to umpdate immutable samplers
if (sourceEntry.Class == EffectParameterClass.Sampler && sourceEntry.ImmutableSampler != null)
{
continue;
}
DescriptorBindingMapping.Add(new DescriptorSetInfo
{
SourceSet = layoutIndex,
SourceBinding = sourceBinding,
DestinationBinding = destinationBinding,
DescriptorType = VulkanConvertExtensions.ConvertDescriptorType(sourceEntry.Class, sourceEntry.Type)
});
}
}
}
// Create default sampler, used by texture and buffer loads
destinationEntries[0] = new DescriptorSetLayoutBuilder.Entry
{
Class = EffectParameterClass.Sampler,
Type = EffectParameterType.Sampler,
ImmutableSampler = GraphicsDevice.SamplerStates.PointWrap,
ArraySize = 1,
};
// Create descriptor set layout
NativeDescriptorSetLayout = DescriptorSetLayout.CreateNativeDescriptorSetLayout(GraphicsDevice, destinationEntries, out DescriptorTypeCounts);
// Create pipeline layout
var nativeDescriptorSetLayout = NativeDescriptorSetLayout;
var pipelineLayoutCreateInfo = new PipelineLayoutCreateInfo
{
StructureType = StructureType.PipelineLayoutCreateInfo,
SetLayoutCount = 1,
SetLayouts = new IntPtr(&nativeDescriptorSetLayout)
};
// Create shader stages
Dictionary <int, string> inputAttributeNames;
// Note: important to pin this so that stages[x].Name is valid during this whole function
void *defaultEntryPointData = Interop.Fixed(defaultEntryPoint);
stages = CreateShaderStages(Description, out inputAttributeNames);
var inputAttributes = new VertexInputAttributeDescription[Description.InputElements.Length];
int inputAttributeCount = 0;
var inputBindings = new VertexInputBindingDescription[inputAttributes.Length];
int inputBindingCount = 0;
for (int inputElementIndex = 0; inputElementIndex < inputAttributes.Length; inputElementIndex++)
{
var inputElement = Description.InputElements[inputElementIndex];
var slotIndex = inputElement.InputSlot;
if (inputElement.InstanceDataStepRate > 1)
{
throw new NotImplementedException();
}
Format format;
int size;
bool isCompressed;
VulkanConvertExtensions.ConvertPixelFormat(inputElement.Format, out format, out size, out isCompressed);
var location = inputAttributeNames.FirstOrDefault(x => x.Value == inputElement.SemanticName && inputElement.SemanticIndex == 0 || x.Value == inputElement.SemanticName + inputElement.SemanticIndex);
if (location.Value != null)
{
inputAttributes[inputAttributeCount++] = new VertexInputAttributeDescription
{
Format = format,
Offset = (uint)inputElement.AlignedByteOffset,
Binding = (uint)inputElement.InputSlot,
Location = (uint)location.Key
};
}
inputBindings[slotIndex].Binding = (uint)slotIndex;
inputBindings[slotIndex].InputRate = inputElement.InputSlotClass == InputClassification.Vertex ? VertexInputRate.Vertex : VertexInputRate.Instance;
// TODO VULKAN: This is currently an argument to Draw() overloads.
if (inputBindings[slotIndex].Stride < inputElement.AlignedByteOffset + size)
{
inputBindings[slotIndex].Stride = (uint)(inputElement.AlignedByteOffset + size);
}
if (inputElement.InputSlot >= inputBindingCount)
{
inputBindingCount = inputElement.InputSlot + 1;
}
}
var inputAssemblyState = new PipelineInputAssemblyStateCreateInfo
{
StructureType = StructureType.PipelineInputAssemblyStateCreateInfo,
Topology = VulkanConvertExtensions.ConvertPrimitiveType(Description.PrimitiveType),
PrimitiveRestartEnable = VulkanConvertExtensions.ConvertPrimitiveRestart(Description.PrimitiveType),
};
// TODO VULKAN: Tessellation and multisampling
var multisampleState = new PipelineMultisampleStateCreateInfo
{
StructureType = StructureType.PipelineMultisampleStateCreateInfo,
RasterizationSamples = SampleCountFlags.Sample1
};
//var tessellationState = new PipelineTessellationStateCreateInfo();
var rasterizationState = new PipelineRasterizationStateCreateInfo
{
StructureType = StructureType.PipelineRasterizationStateCreateInfo,
CullMode = VulkanConvertExtensions.ConvertCullMode(Description.RasterizerState.CullMode),
FrontFace = Description.RasterizerState.FrontFaceCounterClockwise ? FrontFace.CounterClockwise : FrontFace.Clockwise,
PolygonMode = VulkanConvertExtensions.ConvertFillMode(Description.RasterizerState.FillMode),
DepthBiasEnable = true, // TODO VULKAN
DepthBiasConstantFactor = Description.RasterizerState.DepthBias,
DepthBiasSlopeFactor = Description.RasterizerState.SlopeScaleDepthBias,
DepthBiasClamp = Description.RasterizerState.DepthBiasClamp,
LineWidth = 1.0f,
DepthClampEnable = !Description.RasterizerState.DepthClipEnable,
RasterizerDiscardEnable = false,
};
var depthStencilState = new PipelineDepthStencilStateCreateInfo
{
StructureType = StructureType.PipelineDepthStencilStateCreateInfo,
DepthTestEnable = Description.DepthStencilState.DepthBufferEnable,
StencilTestEnable = Description.DepthStencilState.StencilEnable,
DepthWriteEnable = Description.DepthStencilState.DepthBufferWriteEnable,
MinDepthBounds = 0.0f,
MaxDepthBounds = 1.0f,
DepthCompareOperation = VulkanConvertExtensions.ConvertComparisonFunction(Description.DepthStencilState.DepthBufferFunction),
Front = new StencilOperationState
{
CompareOperation = VulkanConvertExtensions.ConvertComparisonFunction(Description.DepthStencilState.FrontFace.StencilFunction),
DepthFailOperation = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.FrontFace.StencilDepthBufferFail),
FailOperation = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.FrontFace.StencilFail),
PassOperation = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.FrontFace.StencilPass),
CompareMask = Description.DepthStencilState.StencilMask,
WriteMask = Description.DepthStencilState.StencilWriteMask
},
Back = new StencilOperationState
{
CompareOperation = VulkanConvertExtensions.ConvertComparisonFunction(Description.DepthStencilState.BackFace.StencilFunction),
DepthFailOperation = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.BackFace.StencilDepthBufferFail),
FailOperation = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.BackFace.StencilFail),
PassOperation = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.BackFace.StencilPass),
CompareMask = Description.DepthStencilState.StencilMask,
WriteMask = Description.DepthStencilState.StencilWriteMask
}
};
var description = Description.BlendState;
var colorBlendAttachments = new PipelineColorBlendAttachmentState[renderTargetCount];
var renderTargetBlendState = &description.RenderTarget0;
for (int i = 0; i < renderTargetCount; i++)
{
colorBlendAttachments[i] = new PipelineColorBlendAttachmentState
{
BlendEnable = renderTargetBlendState->BlendEnable,
AlphaBlendOperation = VulkanConvertExtensions.ConvertBlendFunction(renderTargetBlendState->AlphaBlendFunction),
ColorBlendOperation = VulkanConvertExtensions.ConvertBlendFunction(renderTargetBlendState->ColorBlendFunction),
DestinationAlphaBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->AlphaDestinationBlend),
DestinationColorBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->ColorDestinationBlend),
SourceAlphaBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->AlphaSourceBlend),
SourceColorBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->ColorSourceBlend),
ColorWriteMask = VulkanConvertExtensions.ConvertColorWriteChannels(renderTargetBlendState->ColorWriteChannels),
};
if (description.IndependentBlendEnable)
{
renderTargetBlendState++;
}
}
var viewportState = new PipelineViewportStateCreateInfo
{
StructureType = StructureType.PipelineViewportStateCreateInfo,
ScissorCount = 1,
ViewportCount = 1,
};
fixed(void *dynamicStatesPointer = dynamicStates.Length == 0?null : dynamicStates,
inputAttributesPointer = inputAttributes.Length == 0?null : inputAttributes,
inputBindingsPointer = inputBindings.Length == 0?null : inputBindings,
colorBlendAttachmentsPointer = colorBlendAttachments.Length == 0?null : colorBlendAttachments,
stagesPointer = stages.Length == 0?null : stages)
{
var vertexInputState = new PipelineVertexInputStateCreateInfo
{
StructureType = StructureType.PipelineVertexInputStateCreateInfo,
VertexAttributeDescriptionCount = (uint)inputAttributeCount,
VertexAttributeDescriptions = (IntPtr)inputAttributesPointer,
VertexBindingDescriptionCount = (uint)inputBindingCount,
VertexBindingDescriptions = (IntPtr)inputBindingsPointer,
};
var colorBlendState = new PipelineColorBlendStateCreateInfo
{
StructureType = StructureType.PipelineColorBlendStateCreateInfo,
AttachmentCount = (uint)renderTargetCount,
Attachments = (IntPtr)colorBlendAttachmentsPointer,
};
var dynamicState = new PipelineDynamicStateCreateInfo
{
StructureType = StructureType.PipelineDynamicStateCreateInfo,
DynamicStateCount = (uint)dynamicStates.Length,
DynamicStates = (IntPtr)dynamicStatesPointer,
};
var createInfo = new GraphicsPipelineCreateInfo
{
StructureType = StructureType.GraphicsPipelineCreateInfo,
StageCount = (uint)stages.Length,
Stages = (IntPtr)stagesPointer,
//TessellationState = new IntPtr(&tessellationState),
VertexInputState = new IntPtr(&vertexInputState),
InputAssemblyState = new IntPtr(&inputAssemblyState),
RasterizationState = new IntPtr(&rasterizationState),
MultisampleState = new IntPtr(&multisampleState),
DepthStencilState = new IntPtr(&depthStencilState),
ColorBlendState = new IntPtr(&colorBlendState),
DynamicState = new IntPtr(&dynamicState),
ViewportState = new IntPtr(&viewportState),
Subpass = 0,
};
using (GraphicsDevice.QueueLock.ReadLock())
{
NativeRenderPass = GraphicsDevice.NativeDevice.CreateRenderPass(ref renderPassCreateInfo);
NativeLayout = GraphicsDevice.NativeDevice.CreatePipelineLayout(ref pipelineLayoutCreateInfo);
createInfo.Layout = NativeLayout;
createInfo.RenderPass = NativeRenderPass;
try {
NativePipeline = GraphicsDevice.NativeDevice.CreateGraphicsPipelines(PipelineCache.Null, 1, &createInfo);
} catch (Exception e) {
errorDuringCreate = true;
NativePipeline = Pipeline.Null;
}
}
}
// Cleanup shader modules
for (int i = 0; i < stages.Length; i++)
{
GraphicsDevice.NativeDevice.DestroyShaderModule(stages[i].Module);
}
}
private RenderPass CreateRenderpass()
{
AttachmentDescription *pAttachments = stackalloc AttachmentDescription[2]
{
//Color Attachment
new AttachmentDescription
{
Format = SwapchainImageFormat,
Samples = SampleCountFlags.SampleCount1Bit,
LoadOp = AttachmentLoadOp.Clear,
StoreOp = AttachmentStoreOp.Store,
StencilLoadOp = AttachmentLoadOp.DontCare,
StencilStoreOp = AttachmentStoreOp.DontCare,
InitialLayout = ImageLayout.Undefined,
FinalLayout = ImageLayout.PresentSrcKhr
},
//Depth Attachment
new AttachmentDescription
{
Format = DepthFormat,
Samples = SampleCountFlags.SampleCount1Bit,
LoadOp = AttachmentLoadOp.Clear,
StoreOp = AttachmentStoreOp.DontCare,
StencilLoadOp = AttachmentLoadOp.DontCare,
StencilStoreOp = AttachmentStoreOp.DontCare,
InitialLayout = ImageLayout.Undefined,
FinalLayout = ImageLayout.DepthStencilAttachmentOptimal
}
};
var colorAttachmentRef = new AttachmentReference(0, ImageLayout.ColorAttachmentOptimal);
var depthAttachmentRef = new AttachmentReference(1, ImageLayout.DepthStencilAttachmentOptimal);
var subpass = new SubpassDescription
{
PipelineBindPoint = PipelineBindPoint.Graphics,
ColorAttachmentCount = 1,
PColorAttachments = &colorAttachmentRef,
PDepthStencilAttachment = &depthAttachmentRef
};
var dependency = new SubpassDependency
{
SrcSubpass = Vk.SubpassExternal,
DstSubpass = 0,
SrcStageMask = PipelineStageFlags.PipelineStageColorAttachmentOutputBit,
SrcAccessMask = 0,
DstStageMask = PipelineStageFlags.PipelineStageColorAttachmentOutputBit,
DstAccessMask = AccessFlags.AccessColorAttachmentReadBit | AccessFlags.AccessColorAttachmentWriteBit
};
var renderPassInfo = new RenderPassCreateInfo
{
SType = StructureType.RenderPassCreateInfo,
AttachmentCount = 2,
PAttachments = pAttachments,
SubpassCount = 1,
PSubpasses = &subpass,
DependencyCount = 1,
PDependencies = &dependency
};
RenderPass rPass;
var res = VkApi.CreateRenderPass(Device, &renderPassInfo, null, &rPass);
if (res != Result.Success)
{
throw new VMASharp.VulkanResultException("Failed to create RenderPass!", res);
}
return(rPass);
}
}
public unsafe RenderPass(Api api, SwapChain swapChain, DepthBuffer depthBuffer, AttachmentLoadOp colorBufferLoadOp, AttachmentLoadOp depthBufferLoadOp)
{
_api = api;
var colorAttachment = new AttachmentDescription();
colorAttachment.Format = swapChain.Format;
colorAttachment.Samples = SampleCountFlags.SampleCount1Bit;
colorAttachment.LoadOp = colorBufferLoadOp;
colorAttachment.StoreOp = AttachmentStoreOp.Store;
colorAttachment.StencilLoadOp = AttachmentLoadOp.DontCare;
colorAttachment.StencilStoreOp = AttachmentStoreOp.DontCare;
colorAttachment.InitialLayout = colorBufferLoadOp == AttachmentLoadOp.Clear ? ImageLayout.Undefined : ImageLayout.PresentSrcKhr;
colorAttachment.FinalLayout = ImageLayout.PresentSrcKhr;
var depthAttachment = new AttachmentDescription();
depthAttachment.Format = depthBuffer.Format;
depthAttachment.Samples = SampleCountFlags.SampleCount1Bit;
depthAttachment.LoadOp = depthBufferLoadOp;
depthAttachment.StoreOp = AttachmentStoreOp.DontCare;
depthAttachment.StencilLoadOp = AttachmentLoadOp.DontCare;
depthAttachment.StencilStoreOp = AttachmentStoreOp.DontCare;
depthAttachment.InitialLayout = depthBufferLoadOp == AttachmentLoadOp.Clear ? ImageLayout.Undefined : ImageLayout.DepthStencilAttachmentOptimal;
depthAttachment.FinalLayout = ImageLayout.DepthStencilAttachmentOptimal;
var colorAttachmentRef = new AttachmentReference();
colorAttachmentRef.Attachment = 0;
colorAttachmentRef.Layout = ImageLayout.ColorAttachmentOptimal;
var depthAttachmentRef = new AttachmentReference();
depthAttachmentRef.Attachment = 1;
depthAttachmentRef.Layout = ImageLayout.DepthStencilAttachmentOptimal;
var subpass = new SubpassDescription();
subpass.PipelineBindPoint = PipelineBindPoint.Graphics;
subpass.ColorAttachmentCount = 1;
subpass.PColorAttachments = (AttachmentReference *)Unsafe.AsPointer(ref colorAttachmentRef);
subpass.PDepthStencilAttachment = (AttachmentReference *)Unsafe.AsPointer(ref depthAttachmentRef);
var dependency = new SubpassDependency();
dependency.SrcSubpass = Vk.SubpassExternal;
dependency.DstSubpass = 0;
dependency.SrcStageMask = PipelineStageFlags.PipelineStageColorAttachmentOutputBit;
dependency.SrcAccessMask = 0;
dependency.DstStageMask = PipelineStageFlags.PipelineStageColorAttachmentOutputBit;
dependency.DstAccessMask = AccessFlags.AccessColorAttachmentReadBit | AccessFlags.AccessColorAttachmentWriteBit;
Span <AttachmentDescription> attachments = stackalloc AttachmentDescription[]
{
colorAttachment,
depthAttachment
};
var renderPassInfo = new RenderPassCreateInfo();
renderPassInfo.SType = StructureType.RenderPassCreateInfo;
renderPassInfo.AttachmentCount = (uint)attachments.Length;
renderPassInfo.PAttachments = (AttachmentDescription *)Unsafe.AsPointer(ref attachments[0]);
renderPassInfo.SubpassCount = 1;
renderPassInfo.PSubpasses = (SubpassDescription *)Unsafe.AsPointer(ref subpass);
renderPassInfo.DependencyCount = 1;
renderPassInfo.PDependencies = (SubpassDependency *)Unsafe.AsPointer(ref dependency);
Util.Verify(
_api.Vk.CreateRenderPass(_api.Vk.CurrentDevice.Value, renderPassInfo, default, out _vkRenderPass),