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Added functionality for graphics system to render to swapchain image when SHEDITOR is disabled. #241

Merged
Xenosas1337 merged 6 commits from SP3-1-Rendering into main 2022-11-22 10:58:26 +08:00
Conversation 0 Commits 6 Files Changed 13 +74 -30
13 changed files with 74 additions and 30 deletions
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9
Assets/Shaders/ToSwapchain_FS.glsl
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@ -3,17 +3,12 @@
#extension GL_ARB_shading_language_420pack : enable
#extension GL_EXT_nonuniform_qualifier : require
layout (input_attachment_index = 0, set = 4, binding = 0) uniform subpassInput vec4 sceneTexture;
layout (input_attachment_index = 0, set = 4, binding = 0) uniform subpassInput sceneTexture;
layout(location = 0) in struct
{
vec2 uv; // location = 0
} In;
layout(location = 0) out vec4 fragColor;
void main()
{
fragColor = vec4 (texture (sceneTexture, In.uv).rgb, 1.0f);
fragColor = vec4 (subpassLoad(sceneTexture).rgb, 1.0f);
}

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Assets/Shaders/ToSwapchain_FS.shshaderb Normal file
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3
Assets/Shaders/ToSwapchain_FS.shshaderb.shmeta Normal file
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@ -0,0 +1,3 @@
Name: ToSwapchain_FS
ID: 36869006
Type: 2

8
Assets/Shaders/ToSwapchain_VS.glsl
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@ -1,11 +1,6 @@
#version 450
#extension GL_KHR_vulkan_glsl : enable
layout(location = 0) out struct
{
vec2 uv; // location = 0
} Out;
vec2 CreateQuad(in uint vertexID)
{
@ -15,7 +10,6 @@ vec2 CreateQuad(in uint vertexID)
void main()
{
vec2 texCoord = CreateQuad (gl_VertexIndex);
vec2 vertexPos = texCoord - vec2(0.5f);
vec2 vertexPos = 2 * (CreateQuad(gl_VertexIndex) - vec2(0.5f));
gl_Position = vec4 (vertexPos, 0.0f, 1.0f);
}

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Assets/Shaders/ToSwapchain_VS.shshaderb Normal file
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3
Assets/Shaders/ToSwapchain_VS.shshaderb.shmeta Normal file
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@ -0,0 +1,3 @@
Name: ToSwapchain_VS
ID: 48082949
Type: 2

4
SHADE_Application/src/Application/SBApplication.cpp
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@ -80,8 +80,8 @@ namespace Sandbox
SHSystemManager::CreateSystem<SHCameraSystem>();
SHSystemManager::CreateSystem<SHUISystem>();
std::system("FontCompiler.exe ../../Assets/Fonts/SegoeUI.ttf");
std::system("FontCompiler.exe ../../Assets/Fonts/ALGER.ttf");
//std::system("FontCompiler.exe ../../Assets/Fonts/SegoeUI.ttf");
//std::system("FontCompiler.exe ../../Assets/Fonts/ALGER.ttf");
SHSystemManager::CreateSystem<SHGraphicsSystem>();
SHGraphicsSystem* graphicsSystem = static_cast<SHGraphicsSystem*>(SHSystemManager::GetSystem<SHGraphicsSystem>());

11
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.cpp
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@ -84,7 +84,7 @@ namespace SHADE
if (width == 0 || height == 0)
return;
PrepareResize(resizeWidth, resizeHeight);
PrepareResize(width, height);
});
window->RegisterWindowCloseCallback([&](void)
@ -125,6 +125,8 @@ namespace SHADE
//SHAssetManager::CompileAsset("../../Assets/Shaders/UI_VS.glsl", false);
//SHAssetManager::CompileAsset("../../Assets/Shaders/UI_FS.glsl", false);
//SHAssetManager::CompileAsset("../../Assets/Models/Quad.gltf", false);
//SHAssetManager::CompileAsset("../../Assets/Shaders/ToSwapchain_VS.glsl", false);
//SHAssetManager::CompileAsset("../../Assets/Shaders/ToSwapchain_FS.glsl", false);
// Load Built In Shaders
static constexpr AssetID VS_DEFAULT = 39210065; defaultVertShader = SHResourceManager::LoadOrGet<SHVkShaderModule>(VS_DEFAULT);
@ -136,6 +138,8 @@ namespace SHADE
static constexpr AssetID SSAO_BLUR = 39760835; ssaoBlurShader = SHResourceManager::LoadOrGet<SHVkShaderModule>(SSAO_BLUR);
static constexpr AssetID TEXT_VS = 39816727; textVS = SHResourceManager::LoadOrGet<SHVkShaderModule>(TEXT_VS);
static constexpr AssetID TEXT_FS = 38024754; textFS = SHResourceManager::LoadOrGet<SHVkShaderModule>(TEXT_FS);
static constexpr AssetID RENDER_SC_VS = 48082949; renderToSwapchainVS = SHResourceManager::LoadOrGet<SHVkShaderModule>(RENDER_SC_VS);
static constexpr AssetID RENDER_SC_FS = 36869006; renderToSwapchainFS = SHResourceManager::LoadOrGet<SHVkShaderModule>(RENDER_SC_FS);
}
void SHGraphicsSystem::InitSceneRenderGraph(void) noexcept
@ -299,6 +303,7 @@ namespace SHADE
textRenderingSubSystem->Render(cmdBuffer, frameIndex);
});
#ifdef SHEDITOR
{
// Dummy Node to transition scene render graph resource
auto dummyNode = screenRenderGraph->AddNode("Dummy Pass", { "Scene" }, { "Screen Space Pass" }); // no predecessors
@ -306,7 +311,9 @@ namespace SHADE
dummySubpass->AddInput("Scene");
}
//screenRenderGraph->AddRenderToSwapchainNode ("Scene", "Present", )
#else
screenRenderGraph->AddRenderToSwapchainNode("Scene", "Present", {"Screen Space Pass"}, {renderToSwapchainVS, renderToSwapchainFS});
#endif
screenRenderGraph->Generate();

2
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.h
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@ -444,6 +444,8 @@ namespace SHADE
Handle<SHVkShaderModule> ssaoBlurShader;
Handle<SHVkShaderModule> textVS;
Handle<SHVkShaderModule> textFS;
Handle<SHVkShaderModule> renderToSwapchainVS;
Handle<SHVkShaderModule> renderToSwapchainFS;
// Fonts
Handle<SHFont> testFont;

4
SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.cpp
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@ -565,8 +565,10 @@ namespace SHADE
{
cmdBuffer->BindPipeline(renderToSwapchainImageSystem->GetPipeline());
newSubpass->BindDescriptorInputDescriptorSets (cmdBuffer, frameIndex);
// draw a quad.
cmdBuffer->DrawIndexed(4, 0, 0);
cmdBuffer->DrawArrays(4, 1, 0, 0);
});
}
}

28
SHADE_Engine/src/Graphics/RenderGraph/SHRenderToSwapchainImageSystem.cpp
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@ -3,6 +3,8 @@
#include "Graphics/Devices/SHVkLogicalDevice.h"
#include "Graphics/MiddleEnd/GlobalData/SHGraphicsGlobalData.h"
#include "Graphics/RenderGraph/SHRenderGraphNode.h"
#include "Graphics/RenderGraph/SHSubpass.h"
#include "Graphics/SHVkUtil.h"
namespace SHADE
{
@ -25,14 +27,34 @@ namespace SHADE
.globalDescSetLayouts = SHGraphicsGlobalData::GetDescSetLayouts(),
});
auto newPipeline = logicalDevice->CreateGraphicsPipeline(pipelineLayout, nullptr, renderGraphNode->GetRenderpass(), subpass);
pipeline = logicalDevice->CreateGraphicsPipeline(pipelineLayout, nullptr, renderGraphNode->GetRenderpass(), subpass);
SHInputAssemblyState inputAssembly{};
inputAssembly.topology = vk::PrimitiveTopology::eTriangleFan;
newPipeline->GetPipelineState().SetInputAssemblyState(inputAssembly);
pipeline->GetPipelineState().SetInputAssemblyState(inputAssembly);
newPipeline->ConstructPipeline();
SHColorBlendState colorBlendState{};
colorBlendState.logic_op_enable = VK_FALSE;
colorBlendState.logic_op = vk::LogicOp::eCopy;
auto const& subpassColorReference = subpass->GetColorAttachmentReferences()[0];
colorBlendState.attachments.push_back(vk::PipelineColorBlendAttachmentState
{
.blendEnable = SHVkUtil::IsBlendCompatible(subpass->GetFormatFromAttachmentReference(subpassColorReference.attachment)),
.srcColorBlendFactor = vk::BlendFactor::eSrcAlpha,
.dstColorBlendFactor = vk::BlendFactor::eOneMinusSrcAlpha,
.colorBlendOp = vk::BlendOp::eAdd,
.srcAlphaBlendFactor = vk::BlendFactor::eOne,
.dstAlphaBlendFactor = vk::BlendFactor::eZero,
.alphaBlendOp = vk::BlendOp::eAdd,
.colorWriteMask = vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG | vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA,
}
);
pipeline->GetPipelineState().SetColorBlenState(colorBlendState);
pipeline->ConstructPipeline();
}

24
SHADE_Engine/src/Graphics/RenderGraph/SHSubpass.cpp
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@ -40,7 +40,7 @@ namespace SHADE
, inputReferences{}
, name { name }
, graphStorage{ renderGraphStorage }
, inputImageDescriptors {SHGraphicsConstants::NUM_FRAME_BUFFERS}
, inputImageDescriptorSets{}
{
}
@ -67,7 +67,7 @@ namespace SHADE
, exteriorDrawCalls{ std::move(rhs.exteriorDrawCalls) }
, graphStorage{ rhs.graphStorage }
, inputNames{ std::move(rhs.inputNames) }
, inputImageDescriptors{ std::move(rhs.inputImageDescriptors) }
, inputImageDescriptorSets{ std::move(rhs.inputImageDescriptorSets) }
, inputDescriptorLayout{ rhs.inputDescriptorLayout }
, inputSamplers{ rhs.inputSamplers }
, name { rhs.name }
@ -102,7 +102,7 @@ namespace SHADE
exteriorDrawCalls = std::move(rhs.exteriorDrawCalls);
graphStorage = rhs.graphStorage;
inputNames = std::move(rhs.inputNames);
inputImageDescriptors = std::move(rhs.inputImageDescriptors);
inputImageDescriptorSets = std::move(rhs.inputImageDescriptorSets);
inputDescriptorLayout = rhs.inputDescriptorLayout;
inputSamplers = rhs.inputSamplers;
name = std::move(rhs.name);
@ -202,6 +202,8 @@ namespace SHADE
void SHSubpass::Execute(Handle<SHVkCommandBuffer>& commandBuffer, Handle<SHVkDescriptorPool> descPool, uint32_t frameIndex) noexcept
{
commandBuffer->BeginLabeledSegment(name);
// Ensure correct transforms are provided
superBatch->UpdateBuffers(frameIndex, descPool);
@ -221,6 +223,14 @@ namespace SHADE
UpdateWriteDescriptors();
}
void SHSubpass::BindDescriptorInputDescriptorSets(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) const noexcept
{
if (!inputImageDescriptorSets.empty())
{
cmdBuffer->BindDescriptorSet(inputImageDescriptorSets[frameIndex], SH_PIPELINE_TYPE::GRAPHICS, SHGraphicsConstants::DescriptorSetIndex::RENDERGRAPH_RESOURCE, { });
}
}
void SHSubpass::AddExteriorDrawCalls(std::function<void(Handle<SHVkCommandBuffer>&, uint32_t)> const& newDrawCall) noexcept
{
exteriorDrawCalls.push_back(newDrawCall);
@ -237,6 +247,8 @@ namespace SHADE
if (inputNames.empty())
return;
inputImageDescriptorSets.resize(SHGraphicsConstants::NUM_FRAME_BUFFERS);
std::vector<SHVkDescriptorSetLayout::Binding> bindings{};
for (auto& input : inputReferences)
@ -280,8 +292,8 @@ namespace SHADE
}
}
//// maybe do this in handle resize?
//UpdateWriteDescriptors();
// maybe do this in handle resize?
UpdateWriteDescriptors();
}
void SHSubpass::UpdateWriteDescriptors(void) noexcept
@ -296,7 +308,7 @@ namespace SHADE
// For every frame's descriptor set
for (auto& group : inputImageDescriptors)
for (auto& group : inputImageDescriptorSets)
{
if (group)
group.Free();

8
SHADE_Engine/src/Graphics/RenderGraph/SHSubpass.h
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@ -55,8 +55,11 @@ namespace SHADE
//! For getting attachment reference indices using handles
std::unordered_map<uint64_t, uint32_t> const* resourceAttachmentMapping;
//! Descriptor set group to hold the images for input
std::vector<Handle<SHVkDescriptorSetGroup>> inputImageDescriptors;
//! Descriptor set group to hold the images for input. We have 3 here just in case
//! one of the images is a swapchain image. Practically speaking its not likely not
//! swapchain images will end up being images used in descriptor sets, but this is
//! to have the support for it. The cost is not much.
std::vector<Handle<SHVkDescriptorSetGroup>> inputImageDescriptorSets;
//! Descriptor set layout for allocating descriptor set for inputs
Handle<SHVkDescriptorSetLayout> inputDescriptorLayout;
@ -104,6 +107,7 @@ namespace SHADE
// Runtime functions
void Execute(Handle<SHVkCommandBuffer>& commandBuffer, Handle<SHVkDescriptorPool> descPool, uint32_t frameIndex) noexcept;
void HandleResize (void) noexcept;
void BindDescriptorInputDescriptorSets (Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) const noexcept;
void Init(SHResourceHub& resourceManager) noexcept;