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Viewport #94

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srishamharan merged 10 commits from RenderingEditorVPIntegration into main 2022-10-18 19:20:08 +08:00
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2 changed files with 132 additions and 90 deletions
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207
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.cpp
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@ -36,11 +36,9 @@ of DigiPen Institute of Technology is prohibited.
namespace SHADE
{
#pragma region INIT_EXIT
/*---------------------------------------------------------------------------------*/
/* Constructor/Destructors */
/*---------------------------------------------------------------------------------*/
void SHGraphicsSystem::Init(void)
void SHGraphicsSystem::InitBoilerplate(void) noexcept
{
/*-----------------------------------------------------------------------*/
/* BACKEND BOILERPLATE */
@ -51,7 +49,7 @@ namespace SHADE
// Get Physical Device and Construct Logical Device
physicalDevice = SHVkInstance::CreatePhysicalDevice(SH_PHYSICAL_DEVICE_TYPE::BEST);
device = SHVkInstance::CreateLogicalDevice({ SHQueueParams(SH_Q_FAM::GRAPHICS, SH_QUEUE_SELECT::DEDICATED), SHQueueParams(SH_Q_FAM::TRANSFER, SH_QUEUE_SELECT::DEDICATED) }, physicalDevice);
// Construct surface
surface = device->CreateSurface(window->GetHWND());
@ -106,11 +104,12 @@ namespace SHADE
graphicsCmdPool = device->CreateCommandPool(SH_QUEUE_FAMILY_ARRAY_INDEX::GRAPHICS, SH_CMD_POOL_RESET::POOL_BASED, true);
transferCmdBuffer = graphicsCmdPool->RequestCommandBuffer(SH_CMD_BUFFER_TYPE::PRIMARY);
graphicsTexCmdBuffer = graphicsCmdPool->RequestCommandBuffer(SH_CMD_BUFFER_TYPE::PRIMARY);
}
void SHGraphicsSystem::InitSceneRenderGraph(void) noexcept
{
/*-----------------------------------------------------------------------*/
/* MIDDLE END SETUP
/* MIDDLE END SETUP
- Viewports
- Renderer
- Render graph in renderers
@ -118,6 +117,7 @@ namespace SHADE
- Default vertex input state
- Global data
/*-----------------------------------------------------------------------*/
auto windowDims = window->GetWindowSize();
SHGraphicsGlobalData::Init(device);
@ -132,63 +132,49 @@ namespace SHADE
// Create Default Viewport
defaultViewport = AddViewport(vk::Viewport(0.0f, 0.0f, static_cast<float>(window->GetWindowSize().first), static_cast<float>(window->GetWindowSize().second), 0.0f, 1.0f));
// Get render graph from default viewport world renderer
worldRenderGraph = resourceManager.Create<SHRenderGraph>();
std::vector<Handle<SHVkCommandPool>> renderContextCmdPools{swapchain->GetNumImages()};
sceneRenderGraph = resourceManager.Create<SHRenderGraph>();
std::vector<Handle<SHVkCommandPool>> renderContextCmdPools{ swapchain->GetNumImages() };
for (uint32_t i = 0; i < renderContextCmdPools.size(); ++i)
{
renderContextCmdPools[i] = renderContext.GetFrameData(i).cmdPoolHdls[0];
}
// Initialize world render graph
worldRenderGraph->Init(device, swapchain);
worldRenderGraph->AddResource("Present", {SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT}, windowDims.first, windowDims.second);
worldRenderGraph->AddResource("Scene", {SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT}, windowDims.first, windowDims.second);
worldRenderGraph->AddResource("Depth Buffer", {SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL}, windowDims.first, windowDims.second, vk::Format::eD32SfloatS8Uint);
worldRenderGraph->AddResource("Entity ID", {SH_ATT_DESC_TYPE_FLAGS::COLOR}, windowDims.first, windowDims.second, vk::Format::eR32Uint, 1, vk::ImageUsageFlagBits::eTransferSrc);
sceneRenderGraph->Init(device, swapchain);
sceneRenderGraph->AddResource("Present", { SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT }, windowDims.first, windowDims.second);
sceneRenderGraph->AddResource("Scene", { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT }, windowDims.first, windowDims.second);
sceneRenderGraph->AddResource("Depth Buffer", { SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL }, windowDims.first, windowDims.second, vk::Format::eD32SfloatS8Uint);
sceneRenderGraph->AddResource("Entity ID", { SH_ATT_DESC_TYPE_FLAGS::COLOR }, windowDims.first, windowDims.second, vk::Format::eR32Uint, 1, vk::ImageUsageFlagBits::eTransferSrc);
//worldRenderGraph->AddResource("Position", SH_ATT_DESC_TYPE::COLOR, windowDims.first, windowDims.second, vk::Format::eR16G16B16A16Sfloat);
//worldRenderGraph->AddResource("Normals", SH_ATT_DESC_TYPE::COLOR, windowDims.first, windowDims.second, vk::Format::eR16G16B16A16Sfloat);
//worldRenderGraph->AddResource("Composite", SH_ATT_DESC_TYPE::COLOR, windowDims.first, windowDims.second, vk::Format::eR16G16B16A16Sfloat);
//worldRenderGraph->AddResource("Scene", SH_ATT_DESC_TYPE::COLOR, windowDims.first, windowDims.second, vk::Format::eB8G8R8A8Unorm);
auto node = worldRenderGraph->AddNode("G-Buffer", { "Entity ID", "Depth Buffer", "Scene"}, {}); // no predecessors
auto node = sceneRenderGraph->AddNode("G-Buffer", { "Entity ID", "Depth Buffer", "Scene" }, {}); // no predecessors
//First subpass to write to G-Buffer
auto gBufferWriteSubpass = node->AddSubpass("G-Buffer Write");
gBufferWriteSubpass->AddColorOutput("Scene");
gBufferWriteSubpass->AddColorOutput("Entity ID");
gBufferWriteSubpass->AddDepthOutput ("Depth Buffer", SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL);
gBufferWriteSubpass->AddDepthOutput("Depth Buffer", SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL);
// We do this to just transition our scene layout to shader read
auto sceneLayoutTransitionSubpass = node->AddSubpass("Scene Layout Transition");
sceneLayoutTransitionSubpass->AddInput("Scene");
#ifdef SHEDITOR
auto imguiNode = worldRenderGraph->AddNode("ImGui Node", { "Present" }, {"G-Buffer"});
auto imguiNode = sceneRenderGraph->AddNode("ImGui Node", { "Present" }, { "G-Buffer" });
auto imguiSubpass = imguiNode->AddSubpass("ImGui Draw");
imguiSubpass->AddColorOutput("Present");
#endif
worldRenderGraph->Generate();
// Create Semaphore
for (auto& semaHandle : graphSemaphores)
{
semaHandle = device->CreateSemaphore();
}
// Create Debug Renderers
/*debugScreenRenderer = defaultViewport->AddRenderer(resourceManager, worldRenderGraph);
debugScreenRenderer->SetCamera(screenCamera);
debugWorldRenderer = defaultViewport->AddRenderer(resourceManager, worldRenderGraph);
debugWorldRenderer->SetCamera(worldCamera);*/
// Generate world render graph
sceneRenderGraph->Generate();
// Add world renderer to default viewport
worldRenderer = defaultViewport->AddRenderer(resourceManager, swapchain->GetNumImages(), renderContextCmdPools, descPool, SHGraphicsGlobalData::GetDescSetLayouts()[SHGraphicsConstants::DescriptorSetIndex::HIGH_FREQUENCY_GLOBALS], worldRenderGraph);
worldRenderer = defaultViewport->AddRenderer(resourceManager, swapchain->GetNumImages(), renderContextCmdPools, descPool, SHGraphicsGlobalData::GetDescSetLayouts()[SHGraphicsConstants::DescriptorSetIndex::HIGH_FREQUENCY_GLOBALS], sceneRenderGraph);
worldRenderer->SetCamera(worldCamera);
// TODO: This is VERY temporarily here until a more solid resource management system is implemented
shaderSourceLibrary.Init("../../TempShaderFolder/");
@ -202,21 +188,59 @@ namespace SHADE
cubeFS->Reflect();
defaultMaterial = AddMaterial(cubeVS, cubeFS, gBufferWriteSubpass);
}
void SHGraphicsSystem::InitMiddleEnd(void) noexcept
{
InitSceneRenderGraph();
// Create Semaphore
for (auto& semaHandle : graphSemaphores)
{
semaHandle = device->CreateSemaphore();
}
}
void SHGraphicsSystem::InitSubsystems(void) noexcept
{
mousePickSystem = resourceManager.Create<SHMousePickSystem>();
std::vector<Handle<SHVkCommandPool>> cmdPools;
cmdPools.reserve(swapchain->GetNumImages());
for (uint32_t i = 0; i < swapchain->GetNumImages(); ++i)
cmdPools.push_back(renderContext.GetFrameData(i).cmdPoolHdls[0]);
cmdPools.push_back(renderContext.GetFrameData(i).cmdPoolHdls[0]);
mousePickSystem->Init(device, cmdPools, worldRenderGraph->GetRenderGraphResource("Entity ID"));
mousePickSystem->Init(device, cmdPools, sceneRenderGraph->GetRenderGraphResource("Entity ID"));
// Register the post offscreen render to the system
postOffscreenRender = resourceManager.Create<SHPostOffscreenRenderSystem>();
postOffscreenRender->Init(device, worldRenderGraph->GetRenderGraphResource("Scene"), descPool);
postOffscreenRender->Init(device, sceneRenderGraph->GetRenderGraphResource("Scene"), descPool);
}
/*---------------------------------------------------------------------------------*/
/* Constructor/Destructors */
/*---------------------------------------------------------------------------------*/
void SHGraphicsSystem::Init(void)
{
InitBoilerplate();
InitMiddleEnd();
InitSubsystems();
}
void SHGraphicsSystem::Exit(void)
{
}
#pragma endregion INIT_EXIT
#pragma region LIFECYCLE
/*---------------------------------------------------------------------------------*/
/* Lifecycle Functions */
/*---------------------------------------------------------------------------------*/
/***************************************************************************/
/*!
@ -336,14 +360,7 @@ namespace SHADE
}
}
}
void SHGraphicsSystem::Exit(void)
{
}
/*---------------------------------------------------------------------------------*/
/* Lifecycle Functions */
/*---------------------------------------------------------------------------------*/
/***************************************************************************/
/*!
@ -435,6 +452,10 @@ namespace SHADE
renderContext.AdvanceFrame();
}
#pragma endregion LIFECYCLE
#pragma region ADD_REMOVE_BUILD
Handle<SHViewport> SHGraphicsSystem::AddViewport(const vk::Viewport& viewport)
{
// Create the viewport
@ -545,47 +566,9 @@ namespace SHADE
);
}
void SHGraphicsSystem::PrepareResize(uint32_t newWidth, uint32_t newHeight) noexcept
{
resizeWidth = newWidth;
resizeHeight = newHeight;
renderContext.SetIsResized(true);
}
void SHGraphicsSystem::HandleResize(void) noexcept
{
if (window->IsMinimized() || renderContext.GetWindowIsDead())
return;
auto windowDims = window->GetWindowSize();
// Resize the swapchain
swapchain->Resize(surface, windowDims.first, windowDims.second);
renderContext.HandleResize();
worldRenderGraph->HandleResize(resizeWidth, resizeHeight);
mousePickSystem->HandleResize();
postOffscreenRender->HandleResize();
defaultViewport->SetWidth(static_cast<float>(resizeWidth));
defaultViewport->SetHeight(static_cast<float>(resizeHeight));
worldCamera->SetPerspective(90.0f, static_cast<float>(resizeWidth), static_cast<float>(resizeHeight), 0.0f, 100.0f);
}
void SHGraphicsSystem::AwaitGraphicsExecution()
{
device->WaitIdle();
}
void SHGraphicsSystem::SetWindow(SHWindow* wind) noexcept
{
window = wind;
}
#pragma endregion ADD_REMOVE
#pragma region ROUTINES
/*-----------------------------------------------------------------------------------*/
/* System Routine Functions - BeginRoutine */
/*-----------------------------------------------------------------------------------*/
@ -657,5 +640,51 @@ namespace SHADE
renderable.ResetChangedFlag();
}
}
#pragma endregion ROUTINES
#pragma region MISC
void SHGraphicsSystem::PrepareResize(uint32_t newWidth, uint32_t newHeight) noexcept
{
resizeWidth = newWidth;
resizeHeight = newHeight;
renderContext.SetIsResized(true);
}
void SHGraphicsSystem::HandleResize(void) noexcept
{
if (window->IsMinimized() || renderContext.GetWindowIsDead())
return;
auto windowDims = window->GetWindowSize();
// Resize the swapchain
swapchain->Resize(surface, windowDims.first, windowDims.second);
renderContext.HandleResize();
sceneRenderGraph->HandleResize(resizeWidth, resizeHeight);
mousePickSystem->HandleResize();
postOffscreenRender->HandleResize();
defaultViewport->SetWidth(static_cast<float>(resizeWidth));
defaultViewport->SetHeight(static_cast<float>(resizeHeight));
worldCamera->SetPerspective(90.0f, static_cast<float>(resizeWidth), static_cast<float>(resizeHeight), 0.0f, 100.0f);
}
void SHGraphicsSystem::AwaitGraphicsExecution()
{
device->WaitIdle();
}
void SHGraphicsSystem::SetWindow(SHWindow* wind) noexcept
{
window = wind;
}
#pragma endregion MISC
}

15
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.h
View File

@ -67,6 +67,12 @@ namespace SHADE
/***********************************************************************************/
class SH_API SHGraphicsSystem : public SHSystem
{
private:
void InitBoilerplate (void) noexcept;
void InitSceneRenderGraph(void) noexcept;
void InitMiddleEnd (void) noexcept;
void InitSubsystems (void) noexcept;
public:
class SH_API BeginRoutine final : public SHSystemRoutine
{
@ -279,6 +285,7 @@ namespace SHADE
private:
/*-----------------------------------------------------------------------------*/
/* Data Members */
/*-----------------------------------------------------------------------------*/
@ -305,6 +312,12 @@ namespace SHADE
SHSamplerCache samplerCache;
SHMaterialInstanceCache materialInstanceCache;
// Viewports
#ifdef SHEDITOR
Handle<SHViewport> editorViewport;
Handle<SHRenderer> editorRenderer;
Handle<SHRenderGraph> editorRenderGraph;
#endif
Handle<SHViewport> defaultViewport; // Whole screen
std::vector<Handle<SHViewport>> viewports; // Additional viewports
@ -326,7 +339,7 @@ namespace SHADE
// Temp Materials
Handle<SHMaterial> defaultMaterial;
Handle<SHRenderGraph> worldRenderGraph;
Handle<SHRenderGraph> sceneRenderGraph;
// Sub systems
Handle<SHMousePickSystem> mousePickSystem;