Implemented KRRenderGraphBlackFrame

kraken/CMakeLists.txt

@@ -56,6 +56,7 @@ add_source_and_header(KRParticleSystemNewtonian)
 add_source_and_header(KRPointLight)
 add_source_and_header(KRPresentationThread)
 add_source_and_header(KRRenderGraph)
+add_source_and_header(KRRenderGraphBlackFrame)
 add_source_and_header(KRRenderSettings)
 add_sources(KRResource+blend)
 # add_source(KRResource+fbx.cpp) # TODO - Locate FBX SDK dependencies

kraken/KRRenderGraphBlackFrame.cpp

@@ -0,0 +1,67 @@
+//
+//  KRRenderGraphBlackFrame.cpp
+//  Kraken Engine
+//
+//  Copyright 2024 Kearwood Gilbert. All rights reserved.
+//
+//  Redistribution and use in source and binary forms, with or without modification, are
+//  permitted provided that the following conditions are met:
+//
+//  1. Redistributions of source code must retain the above copyright notice, this list of
+//  conditions and the following disclaimer.
+//
+//  2. Redistributions in binary form must reproduce the above copyright notice, this list
+//  of conditions and the following disclaimer in the documentation and/or other materials
+//  provided with the distribution.
+//
+//  THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
+//  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+//  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
+//  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+//  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+//  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+//  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+//  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+//  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+//  The views and conclusions contained in the software and documentation are those of the
+//  authors and should not be interpreted as representing official policies, either expressed
+//  or implied, of Kearwood Gilbert.
+//
+
+#include "KRREnderGraphBlackFrame.h"
+#include "KRRenderPass.h"
+#include "KRSurface.h"
+#include "KRDevice.h"
+
+KRRenderGraphBlackFrame::KRRenderGraphBlackFrame(KRContext& context)
+  : KRRenderGraph(context)
+{
+  
+}
+
+KRRenderGraphBlackFrame::~KRRenderGraphBlackFrame()
+{
+}
+
+void KRRenderGraphBlackFrame::initialize(KRSurface &surface)
+{
+  VkFormat depthImageFormat = VK_FORMAT_UNDEFINED;
+  KrResult res = KR_SUCCESS;
+  res = surface.getDevice()->selectDepthFormat(depthImageFormat);
+  if (res != KR_SUCCESS) {
+    return res;
+  }
+  
+  int attachment_blackFrameDepth = addAttachment("Composite Depth", depthImageFormat);
+  int attachment_blackFrameColor = addAttachment("Composite Color", surface.getSurfaceFormat());
+  
+  RenderPassInfo info{};
+  info.colorAttachments[0].id = attachment_blackFrameColor;
+  info.colorAttachments[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+  info.depthAttachment.id = attachment_blackFrameDepth;
+  info.depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+  info.finalPass = true;
+  info.type = RenderPassType::RENDER_PASS_BLACK_FRAME;
+  addRenderPass(*surface.getDevice(), info);
+}

kraken/KRRenderGraphBlackFrame.h

@@ -0,0 +1,44 @@
+//
+//  KRRenderGraphBlackFrame.h
+//  Kraken Engine
+//
+//  Copyright 2024 Kearwood Gilbert. All rights reserved.
+//
+//  Redistribution and use in source and binary forms, with or without modification, are
+//  permitted provided that the following conditions are met:
+//
+//  1. Redistributions of source code must retain the above copyright notice, this list of
+//  conditions and the following disclaimer.
+//
+//  2. Redistributions in binary form must reproduce the above copyright notice, this list
+//  of conditions and the following disclaimer in the documentation and/or other materials
+//  provided with the distribution.
+//
+//  THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
+//  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+//  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
+//  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+//  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+//  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+//  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+//  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+//  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+//  The views and conclusions contained in the software and documentation are those of the
+//  authors and should not be interpreted as representing official policies, either expressed
+//  or implied, of Kearwood Gilbert.
+//
+
+#pragma once
+
+#include "KRRenderGraph.h"
+
+class KRRenderGraphBlackFrame : public KRRenderGraph
+{
+public:
+  KRRenderGraphBlackFrame(KRContext& context);
+  ~KRRenderGraphBlackFrame();
+  
+  void initialize(KRSurface& surface);
+  
+};

kraken/KRSurface.cpp

@@ -32,6 +32,7 @@
 #include "KRSurface.h"
 #include "KRSwapchain.h"
 #include "KRRenderPass.h"
+#include "KRRenderGraphBlackFrame.h"
 
 using namespace hydra;
 
@@ -46,8 +47,9 @@ KRSurface::KRSurface(KRContext& context, KrSurfaceHandle handle, void* platformH
   , m_inFlightFences{VK_NULL_HANDLE}
   , m_frameIndex(0)
   , m_renderGraph(std::make_unique<KRRenderGraph>(context))
-  , m_blackFrameRenderGraph(std::make_unique<KRRenderGraph>(context))
+  , m_blackFrameRenderGraph(std::make_unique<KRRenderGraphBlackFrame>(context))
   , m_swapChain(std::make_unique<KRSwapchain>(context))
+  , m_surfaceFormat{}
 {
 }
 
@@ -143,8 +145,8 @@ KrResult KRSurface::createSwapChain()
   std::unique_ptr<KRDevice>& device = m_pContext->getDeviceManager()->getDevice(m_deviceHandle);
 
   KrResult res = KR_SUCCESS;
-  VkSurfaceFormatKHR selectedSurfaceFormat{};
-  res = device->selectSurfaceFormat(m_surface, selectedSurfaceFormat);
+  m_surfaceFormat = {};
+  res = device->selectSurfaceFormat(m_surface, m_surfaceFormat);
   if (res != KR_SUCCESS) return res;
 
   VkFormat depthImageFormat = VK_FORMAT_UNDEFINED;
@@ -177,7 +179,7 @@ KrResult KRSurface::createSwapChain()
   // -------------------------
   
   int attachment_compositeDepth = m_renderGraph->addAttachment("Composite Depth", depthImageFormat);
-  int attachment_compositeColor = m_renderGraph->addAttachment("Composite Color", selectedSurfaceFormat.format);
+  int attachment_compositeColor = m_renderGraph->addAttachment("Composite Color", m_surfaceFormat.format);
   int attachment_lightAccumulation = m_renderGraph->addAttachment("Light Accumulation", VK_FORMAT_B8G8R8A8_UINT);
   int attachment_gbuffer = m_renderGraph->addAttachment("GBuffer", VK_FORMAT_B8G8R8A8_UINT);
   int attachment_shadow_cascades[3];
@@ -291,18 +293,9 @@ KrResult KRSurface::createSwapChain()
   m_renderGraph->addRenderPass(*device, info);
   
   
-  int attachment_blackFrameDepth = m_blackFrameRenderGraph->addAttachment("Composite Depth", depthImageFormat);
-  int attachment_blackFrameColor = m_blackFrameRenderGraph->addAttachment("Composite Color", selectedSurfaceFormat.format);
+  m_blackFrameRenderGraph->initialize(*this);
   
-  info.colorAttachments[0].id = attachment_blackFrameColor;
-  info.colorAttachments[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
-  info.depthAttachment.id = attachment_blackFrameDepth;
-  info.depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
-  info.finalPass = true;
-  info.type = RenderPassType::RENDER_PASS_BLACK_FRAME;
-  m_blackFrameRenderGraph->addRenderPass(*device, info);
-
-  m_swapChain->create(*device, m_surface, selectedSurfaceFormat, depthImageFormat, swapExtent, imageCount, *m_renderGraph->getRenderPass(RenderPassType::RENDER_PASS_FORWARD_OPAQUE));
+  m_swapChain->create(*device, m_surface, m_surfaceFormat, depthImageFormat, swapExtent, imageCount, *m_renderGraph->getRenderPass(RenderPassType::RENDER_PASS_FORWARD_OPAQUE));
 
   return KR_SUCCESS;
 }
@@ -370,3 +363,8 @@ void KRSurface::renderBlackFrame(VkCommandBuffer &commandBuffer)
 {
   m_blackFrameRenderGraph->render(commandBuffer, *this, nullptr);
 }
+
+VkFormat KRSurface::getSurfaceFormat() const
+{
+  return m_surfaceFormat.format;
+}

kraken/KRSurface.h

@@ -33,12 +33,13 @@
 
 #include "KREngine-common.h"
 #include "KRContext.h"
-#include "KRRenderGraph.h"
 
 class KRDevice;
 class KRRenderPass;
 class KRSwapchain;
 class KRRenderGraph;
+class KRRenderGraphBlackFrame;
+enum RenderPassType : uint8_t;
 
 class KRSurface : public KRContextObject
 {
@@ -51,6 +52,7 @@ public:
   hydra::Vector2i getDimensions() const;
   VkFormat getDepthFormat() const;
   void renderBlackFrame(VkCommandBuffer &commandBuffer);
+  VkFormat getSurfaceFormat() const;
 
   KRSurface(const KRSurface&) = delete;
   KRSurface& operator=(const KRSurface&) = delete;
@@ -80,5 +82,7 @@ private:
   void destroySwapChain();
   KrResult createSwapChain();
   std::unique_ptr<KRRenderGraph> m_renderGraph;
-  std::unique_ptr<KRRenderGraph> m_blackFrameRenderGraph;
+  std::unique_ptr<KRRenderGraphBlackFrame> m_blackFrameRenderGraph;
+  
+  VkSurfaceFormatKHR m_surfaceFormat;
 };