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Split the render graph into multiple files 

doesn't compile
This commit is contained in:
Brandon Mak 2022-09-26 09:37:59 +08:00
parent 2305cb7588
commit 9fe5793dd7
8 changed files with 185 additions and 217 deletions
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14
SHADE_Engine/src/Graphics/RenderGraph/SHAttachmentDescriptionType.h Normal file
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@ -0,0 +1,14 @@
#pragma once
namespace SHADE
{
// Used for attachment description creation for renderpass node
enum class SH_ATT_DESC_TYPE
{
COLOR,
COLOR_PRESENT,
DEPTH,
STENCIL,
DEPTH_STENCIL,
};
}

219
SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.h
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@ -7,6 +7,8 @@
#include "Graphics/MiddleEnd/Pipeline/SHPipelineLibrary.h"
#include "Graphics/MiddleEnd/Batching/SHSuperBatch.h"
#include "../MiddleEnd/Batching/SHBatcher.h"
#include "SHRenderGraphNode.h"
#include "SHSubpass.h"
#include <string>
#include <map>
@ -24,223 +26,6 @@ namespace SHADE
class SHRenderGraphNode;
class SHGraphicsGlobalData;
// Used for attachment description creation for renderpass node
enum class SH_ATT_DESC_TYPE
{
COLOR,
COLOR_PRESENT,
DEPTH,
STENCIL,
DEPTH_STENCIL,
};
class SH_API SHRenderGraphResource
{
private:
/*-----------------------------------------------------------------------*/
/* PRIVATE MEMBER VARIABLES */
/*-----------------------------------------------------------------------*/
//! Name of the resource
std::string resourceName;
//! Used for initializing image layouts
SH_ATT_DESC_TYPE resourceType;
//! The resource itself (this is a vector because if the resource happens
//! to be a swapchain image, then we need however many frames in flight).
//! However when it's not a swapchain image, we want this container to be size 1
//! because writing to these images will not interfere with images in the previous
//! frame, unlike the swapchain image.
std::vector<Handle<SHVkImage>> images;
//! Views to resources (vector because same rationale as images. see above).
std::vector<Handle<SHVkImageView>> imageViews;
//! Image format
vk::Format resourceFormat;
//! width of the resource
uint32_t width;
//! Height of the resource
uint32_t height;
//! Number of mipmap levels
uint8_t mipLevels;
public:
/*-----------------------------------------------------------------------*/
/* CTORS AND DTORS */
/*-----------------------------------------------------------------------*/
SHRenderGraphResource(Handle<SHVkLogicalDevice> const& logicalDevice, Handle<SHVkSwapchain> const& swapchain, std::string const& name, SH_ATT_DESC_TYPE type, vk::Format format, uint32_t w, uint32_t h, uint8_t levels, vk::ImageCreateFlagBits createFlags) noexcept;
SHRenderGraphResource(SHRenderGraphResource&& rhs) noexcept;
SHRenderGraphResource& operator=(SHRenderGraphResource&& rhs) noexcept;
~SHRenderGraphResource(void) noexcept;
friend class SHRenderGraphNode;
friend class SHRenderGraph;
};
class SH_API SHSubpass : public ISelfHandle<SHSubpass>
{
private:
/*---------------------------------------------------------------------*/
/* PRIVATE MEMBER VARIABLES */
/*---------------------------------------------------------------------*/
//! The index of the subpass in the render graph
uint32_t subpassIndex;
//! The parent renderpass that this subpass belongs to
Handle<SHRenderGraphNode> parentNode;
//!
Handle<SHSuperBatch> superBatch;
//! Color attachments
std::vector<vk::AttachmentReference> colorReferences;
//! Depth attachments
std::vector<vk::AttachmentReference> depthReferences;
//! Input attachments
std::vector<vk::AttachmentReference> inputReferences;
//! For getting attachment reference indices using handles
std::unordered_map<uint64_t, uint32_t> const* resourceAttachmentMapping;
//! Pointer to resources in the render graph (for getting handle IDs)
std::unordered_map<std::string, Handle<SHRenderGraphResource>> const* ptrToResources;
//! Sometimes there exists entities that we want to render onto a render target
//! but don't want it to come from the batching system. An example would be ImGUI.
//! For these entities we want to link a function from the outside and draw them
//! after we draw everything from the batch. Because of this, these draw calls
//! are always the last things drawn, so DO NOT USE THIS FUNCTIONALITY FOR ANYTHING
//! COMPLEX.
std::vector<std::function<void(Handle<SHVkCommandBuffer>&)>> exteriorDrawCalls;
public:
/*-----------------------------------------------------------------------*/
/* CTORS AND DTORS */
/*-----------------------------------------------------------------------*/
SHSubpass(ResourceManager& rm, Handle<SHRenderGraphNode> const& parent, uint32_t index, std::unordered_map<uint64_t, uint32_t> const* mapping, std::unordered_map<std::string, Handle<SHRenderGraphResource>> const* ptrToResources) noexcept;
SHSubpass(SHSubpass&& rhs) noexcept;
SHSubpass& operator=(SHSubpass&& rhs) noexcept;
/*-----------------------------------------------------------------------*/
/* PUBLIC MEMBER FUNCTIONS */
/*-----------------------------------------------------------------------*/
// Preparation functions
void AddColorOutput(std::string resourceToReference) noexcept;
void AddDepthOutput(std::string resourceToReference, SH_ATT_DESC_TYPE attachmentDescriptionType = SH_ATT_DESC_TYPE::DEPTH_STENCIL) noexcept;
void AddInput(std::string resourceToReference) noexcept;
// Runtime functions
void Execute(Handle<SHVkCommandBuffer>& commandBuffer, uint32_t frameIndex) noexcept;
void AddExteriorDrawCalls(std::function<void(Handle<SHVkCommandBuffer>&)> const& newDrawCall) noexcept;
void Init (ResourceManager& resourceManager) noexcept;
/*-----------------------------------------------------------------------*/
/* GETTERS AND SETTERS */
/*-----------------------------------------------------------------------*/
Handle<SHRenderGraphNode> const& GetParentNode(void) const noexcept;
SHSubPassIndex GetIndex() const noexcept;
Handle<SHSuperBatch> GetSuperBatch (void) const noexcept;
friend class SHRenderGraphNode;
friend class SHRenderGraph;
};
class SH_API SHRenderGraphNode : public ISelfHandle<SHRenderGraphNode>
{
private:
/*-----------------------------------------------------------------------*/
/* PRIVATE MEMBER VARIABLES */
/*-----------------------------------------------------------------------*/
ResourceManager& resourceManager;
//! For Vulkan object creation
Handle<SHVkLogicalDevice> logicalDeviceHdl;
//! Each node will have a renderpass and each renderpass will have its own subpasses.
//! These subpasses will execute sequentially.
Handle<SHVkRenderpass> renderpass;
//! Framebuffers used in this renderpass. If renderpass contains usage of a swapchain image
//! used for presenting, then we cannot use just 1 framebuffer, we need to have 1 for however many frames in flight.
std::vector<Handle<SHVkFramebuffer>> framebuffers;
//! Nodes that must finish execution before this node is executed will be in this container
std::vector<Handle<SHRenderGraphNode>> prereqNodes;
//! Container of Attachment descriptions
std::vector<vk::AttachmentDescription> attachmentDescriptions;
//! Resources used in this renderpass
std::vector<Handle<SHRenderGraphResource>> attResources;
//! Vector of subpasses
std::vector<Handle<SHSubpass>> subpasses;
//! Descriptions to pass to renderpass for renderpass creation. We want to keep this here because
std::vector<vk::SubpassDescription> spDescs;
//! Subpass dependencies for renderpass creation
std::vector<vk::SubpassDependency> spDeps;
//! For indexing resources fast
std::unordered_map<uint64_t, uint32_t> resourceAttachmentMapping;
//! For indexing subpasses
std::map<std::string, uint32_t> subpassIndexing;
//! Pointer to resources in the render graph (for getting handle IDs)
std::unordered_map<std::string, Handle<SHRenderGraphResource>> const* ptrToResources;
//! Every renderpass will require a pipeline library that will contain pipelines compatible with this renderpass
SHPipelineLibrary pipelineLibrary;
//! Whether or not the node has finished execution
bool executed;
//! Whether or not the node has been configured already or not
bool configured;
SHBatcher batcher;
/*-----------------------------------------------------------------------*/
/* PRIVATE MEMBER FUNCTIONS */
/*-----------------------------------------------------------------------*/
void CreateRenderpass (void) noexcept;
void CreateFramebuffer(void) noexcept;
public:
/*-----------------------------------------------------------------------*/
/* CTORS AND DTORS */
/*-----------------------------------------------------------------------*/
SHRenderGraphNode (ResourceManager& rm, Handle<SHVkLogicalDevice> const& logicalDevice, Handle<SHVkSwapchain> const& swapchain, std::vector<Handle<SHRenderGraphResource>> attRes, std::vector<Handle<SHRenderGraphNode>> predecessors, std::unordered_map<std::string, Handle<SHRenderGraphResource>> const* resources, Handle<SHGraphicsGlobalData> globalData) noexcept;
SHRenderGraphNode(SHRenderGraphNode&& rhs) noexcept;
SHRenderGraphNode& operator= (SHRenderGraphNode&& rhs) noexcept;
/*-----------------------------------------------------------------------*/
/* PUBLIC MEMBER FUNCTIONS */
/*-----------------------------------------------------------------------*/
Handle<SHSubpass> AddSubpass (std::string subpassName) noexcept;
// TODO: RemoveSubpass()
void Execute (Handle<SHVkCommandBuffer>& commandBuffer, uint32_t frameIndex) noexcept;
Handle<SHVkPipeline> GetOrCreatePipeline (std::pair<Handle<SHVkShaderModule>, Handle<SHVkShaderModule>> const& vsFsPair, Handle<SHSubpass> subpass) noexcept;
void FinaliseBatch(uint32_t frameIndex);
/*-----------------------------------------------------------------------*/
/* SETTERS AND GETTERS */
/*-----------------------------------------------------------------------*/
Handle<SHVkRenderpass> GetRenderpass (void) const noexcept;
Handle<SHSubpass> GetSubpass(std::string_view subpassName) const noexcept;
friend class SHRenderGraph;
};
class SH_API SHRenderGraph
{

6
SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphNode.cpp Normal file
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#include "SHRenderGraphNode.h"
namespace SHADE
{
}

95
SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphNode.h Normal file
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#pragma once
namespace SHADE
{
class SH_API SHRenderGraphNode : public ISelfHandle<SHRenderGraphNode>
{
private:
/*-----------------------------------------------------------------------*/
/* PRIVATE MEMBER VARIABLES */
/*-----------------------------------------------------------------------*/
ResourceManager& resourceManager;
//! For Vulkan object creation
Handle<SHVkLogicalDevice> logicalDeviceHdl;
//! Each node will have a renderpass and each renderpass will have its own subpasses.
//! These subpasses will execute sequentially.
Handle<SHVkRenderpass> renderpass;
//! Framebuffers used in this renderpass. If renderpass contains usage of a swapchain image
//! used for presenting, then we cannot use just 1 framebuffer, we need to have 1 for however many frames in flight.
std::vector<Handle<SHVkFramebuffer>> framebuffers;
//! Nodes that must finish execution before this node is executed will be in this container
std::vector<Handle<SHRenderGraphNode>> prereqNodes;
//! Container of Attachment descriptions
std::vector<vk::AttachmentDescription> attachmentDescriptions;
//! Resources used in this renderpass
std::vector<Handle<SHRenderGraphResource>> attResources;
//! Vector of subpasses
std::vector<Handle<SHSubpass>> subpasses;
//! Descriptions to pass to renderpass for renderpass creation. We want to keep this here because
std::vector<vk::SubpassDescription> spDescs;
//! Subpass dependencies for renderpass creation
std::vector<vk::SubpassDependency> spDeps;
//! For indexing resources fast
std::unordered_map<uint64_t, uint32_t> resourceAttachmentMapping;
//! For indexing subpasses
std::map<std::string, uint32_t> subpassIndexing;
//! Pointer to resources in the render graph (for getting handle IDs)
std::unordered_map<std::string, Handle<SHRenderGraphResource>> const* ptrToResources;
//! Every renderpass will require a pipeline library that will contain pipelines compatible with this renderpass
SHPipelineLibrary pipelineLibrary;
//! Whether or not the node has finished execution
bool executed;
//! Whether or not the node has been configured already or not
bool configured;
SHBatcher batcher;
/*-----------------------------------------------------------------------*/
/* PRIVATE MEMBER FUNCTIONS */
/*-----------------------------------------------------------------------*/
void CreateRenderpass(void) noexcept;
void CreateFramebuffer(void) noexcept;
public:
/*-----------------------------------------------------------------------*/
/* CTORS AND DTORS */
/*-----------------------------------------------------------------------*/
SHRenderGraphNode(ResourceManager& rm, Handle<SHVkLogicalDevice> const& logicalDevice, Handle<SHVkSwapchain> const& swapchain, std::vector<Handle<SHRenderGraphResource>> attRes, std::vector<Handle<SHRenderGraphNode>> predecessors, std::unordered_map<std::string, Handle<SHRenderGraphResource>> const* resources, Handle<SHGraphicsGlobalData> globalData) noexcept;
SHRenderGraphNode(SHRenderGraphNode&& rhs) noexcept;
SHRenderGraphNode& operator= (SHRenderGraphNode&& rhs) noexcept;
/*-----------------------------------------------------------------------*/
/* PUBLIC MEMBER FUNCTIONS */
/*-----------------------------------------------------------------------*/
Handle<SHSubpass> AddSubpass(std::string subpassName) noexcept;
// TODO: RemoveSubpass()
void Execute(Handle<SHVkCommandBuffer>& commandBuffer, uint32_t frameIndex) noexcept;
Handle<SHVkPipeline> GetOrCreatePipeline(std::pair<Handle<SHVkShaderModule>, Handle<SHVkShaderModule>> const& vsFsPair, Handle<SHSubpass> subpass) noexcept;
void FinaliseBatch(uint32_t frameIndex);
/*-----------------------------------------------------------------------*/
/* SETTERS AND GETTERS */
/*-----------------------------------------------------------------------*/
Handle<SHVkRenderpass> GetRenderpass(void) const noexcept;
Handle<SHSubpass> GetSubpass(std::string_view subpassName) const noexcept;
friend class SHRenderGraph;
};
}

6
SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphResource.cpp Normal file
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#include "SHRenderGraphResource.h"
namespace SHADE
{
}

50
SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphResource.h Normal file
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@ -0,0 +1,50 @@
#pragma once
namespace SHADE
{
class SH_API SHRenderGraphResource
{
private:
/*-----------------------------------------------------------------------*/
/* PRIVATE MEMBER VARIABLES */
/*-----------------------------------------------------------------------*/
//! Name of the resource
std::string resourceName;
//! Used for initializing image layouts
SH_ATT_DESC_TYPE resourceType;
//! The resource itself (this is a vector because if the resource happens
//! to be a swapchain image, then we need however many frames in flight).
//! However when it's not a swapchain image, we want this container to be size 1
//! because writing to these images will not interfere with images in the previous
//! frame, unlike the swapchain image.
std::vector<Handle<SHVkImage>> images;
//! Views to resources (vector because same rationale as images. see above).
std::vector<Handle<SHVkImageView>> imageViews;
//! Image format
vk::Format resourceFormat;
//! width of the resource
uint32_t width;
//! Height of the resource
uint32_t height;
//! Number of mipmap levels
uint8_t mipLevels;
public:
/*-----------------------------------------------------------------------*/
/* CTORS AND DTORS */
/*-----------------------------------------------------------------------*/
SHRenderGraphResource(Handle<SHVkLogicalDevice> const& logicalDevice, Handle<SHVkSwapchain> const& swapchain, std::string const& name, SH_ATT_DESC_TYPE type, vk::Format format, uint32_t w, uint32_t h, uint8_t levels, vk::ImageCreateFlagBits createFlags) noexcept;
SHRenderGraphResource(SHRenderGraphResource&& rhs) noexcept;
SHRenderGraphResource& operator=(SHRenderGraphResource&& rhs) noexcept;
~SHRenderGraphResource(void) noexcept;
friend class SHRenderGraphNode;
friend class SHRenderGraph;
};
}

6
SHADE_Engine/src/Graphics/RenderGraph/SHSubpass.cpp Normal file
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@ -0,0 +1,6 @@
#include "SHSubpass.h"
namespace SHADE
{
}

6
SHADE_Engine/src/Graphics/RenderGraph/SHSubpass.h Normal file
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@ -0,0 +1,6 @@
#pragma once
namespace SHADE
{
}