implementing renderpass and vieport

2020-04-12 15:47:19 +02:00
parent 3ba8f2c2a0
commit 576747c369
54 changed files with 6234 additions and 4202 deletions
@@ -0,0 +1,127 @@
+#include "VulkanRenderPass.h"
+#include "VulkanInitializer.h"
+#include "VulkanGraphicsEnums.h"
+#include "VulkanGraphics.h"
+#include "VulkanFramebuffer.h"
+
+using namespace Seele;
+using namespace Seele::Vulkan;
+
+RenderPass::RenderPass(PGraphics graphics, Gfx::PRenderTargetLayout layout)
+    : layout(layout), graphics(graphics)
+{
+    Array<VkAttachmentDescription> attachments;
+    Array<VkAttachmentReference> inputRefs;
+    Array<VkAttachmentReference> colorRefs;
+    VkAttachmentReference depthRef;
+    uint32 attachmentCounter = 0;
+    for (auto inputAttachment : layout->inputAttachments)
+    {
+        PTexture2D image = inputAttachment->getTexture().cast<Texture2D>();
+        VkAttachmentDescription desc = attachments.add();
+        desc.flags = 0;
+        desc.format = cast(image->getFormat());
+        desc.storeOp = cast(inputAttachment->getStoreOp());
+        desc.loadOp = cast(inputAttachment->getLoadOp());
+        desc.stencilStoreOp = cast(inputAttachment->getStencilStoreOp());
+        desc.stencilLoadOp = cast(inputAttachment->getStencilLoadOp());
+        desc.initialLayout = image->isDepthStencil() ? VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL : VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+        desc.finalLayout = desc.initialLayout;
+
+        VkAttachmentReference &ref = inputRefs.add();
+        ref.layout = desc.initialLayout;
+        ref.attachment = attachmentCounter;
+        attachmentCounter++;
+    }
+    for (auto colorAttachment : layout->colorAttachments)
+    {
+        PTexture2D image = colorAttachment->getTexture().cast<Texture2D>();
+        VkAttachmentDescription desc = attachments.add();
+        desc.flags = 0;
+        desc.format = cast(image->getFormat());
+        desc.storeOp = cast(colorAttachment->getStoreOp());
+        desc.loadOp = cast(colorAttachment->getLoadOp());
+        desc.stencilStoreOp = cast(colorAttachment->getStencilStoreOp());
+        desc.stencilLoadOp = cast(colorAttachment->getStencilLoadOp());
+        desc.initialLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+        desc.finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
+        VkAttachmentReference &ref = colorRefs.add();
+        ref.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+        ref.attachment = attachmentCounter;
+        attachmentCounter++;
+    }
+    if (layout->depthAttachment != nullptr)
+    {
+        PTexture2D image = layout->depthAttachment->getTexture().cast<Texture2D>();
+        VkAttachmentDescription desc = attachments.add();
+        desc.flags = 0;
+        desc.format = cast(image->getFormat());
+        desc.storeOp = cast(layout->depthAttachment->getStoreOp());
+        desc.loadOp = cast(layout->depthAttachment->getLoadOp());
+        desc.stencilStoreOp = cast(layout->depthAttachment->getStencilStoreOp());
+        desc.stencilLoadOp = cast(layout->depthAttachment->getStencilLoadOp());
+        desc.initialLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+        desc.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
+        VkAttachmentReference &ref = depthRef;
+        ref.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+        ref.attachment = attachmentCounter;
+        attachmentCounter++;
+    }
+    VkSubpassDescription subPassDesc =
+        init::SubpassDescription(
+            VK_PIPELINE_BIND_POINT_GRAPHICS,
+            colorRefs.size(),
+            colorRefs.data(),
+            &depthRef,
+            inputRefs.size(),
+            inputRefs.data());
+    VkSubpassDependency dependency = {};
+    dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
+    dependency.dstSubpass = 0;
+
+    dependency.srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
+    dependency.srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
+
+    dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
+    dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
+
+    VkRenderPassCreateInfo info =
+        init::RenderPassCreateInfo(
+            attachments.size(),
+            attachments.data(),
+            1,
+            &subPassDesc,
+            1,
+            &dependency);
+
+    VK_CHECK(vkCreateRenderPass(graphics->getDevice(), &info, nullptr, &renderPass));
+}
+
+RenderPass::~RenderPass()
+{
+    vkDestroyRenderPass(graphics->getDevice(), renderPass, nullptr);
+}
+
+uint32 RenderPass::getFramebufferHash()
+{
+    FramebufferDescription description;
+    std::memset(&description, 0, sizeof(FramebufferDescription));
+    for(auto inputAttachment : layout->inputAttachments)
+    {
+        PTexture2D tex = inputAttachment->getTexture().cast<Texture2D>();
+        description.inputAttachments[description.numInputAttachments++] = tex->getView();
+    }
+    for(auto colorAttachment : layout->colorAttachments)
+    {
+        PTexture2D tex = colorAttachment->getTexture().cast<Texture2D>();
+        description.colorAttachments[description.numColorAttachments++] = tex->getView(); 
+    }
+    if(layout->depthAttachment != nullptr)
+    {
+        PTexture2D tex = layout->depthAttachment->getTexture().cast<Texture2D>();
+        description.depthAttachment = tex->getView();
+    }
+    return memCrc32(&description, sizeof(FramebufferDescription));
+}