Implementing Commandbuffers

2020-03-24 21:05:32 +01:00
parent fda46a7ab8
commit ae92439164
27 changed files with 779 additions and 311 deletions
@@ -0,0 +1,139 @@
+#include "VulkanCommandBuffer.h"
+#include "VulkanInitializer.h"
+#include "VulkanGraphics.h"
+#include "VulkanGraphicsEnums.h"
+#include "VulkanFramebuffer.h"
+#include "VulkanRenderPass.h"
+
+using namespace Seele;
+using namespace Seele::Vulkan;
+
+CmdBufferBase::CmdBufferBase(WGraphics graphics, VkCommandPool cmdPool)
+    : graphics(graphics)
+    , owner(cmdPool)
+{
+
+}
+
+CmdBufferBase::~CmdBufferBase()
+{
+}
+
+CmdBuffer::CmdBuffer(WGraphics graphics, VkCommandPool cmdPool)
+    : CmdBufferBase(graphics, cmdPool)
+    , renderPass(nullptr)
+    , framebuffer(nullptr)
+    , subpassIndex(0)
+{
+    VkCommandBufferAllocateInfo allocInfo =
+        init::CommandBufferAllocateInfo(cmdPool,
+            VK_COMMAND_BUFFER_LEVEL_PRIMARY,
+            1);
+
+    VK_CHECK(vkAllocateCommandBuffers(graphics->getDevice(), &allocInfo, &handle))
+    state = State::ReadyBegin;
+}
+
+CmdBuffer::~CmdBuffer()
+{
+    vkFreeCommandBuffers(graphics->getDevice(), owner, 1, &handle);
+}
+
+void CmdBuffer::begin()
+{
+    VkCommandBufferBeginInfo beginInfo =
+        init::CommandBufferBeginInfo();
+    beginInfo.pInheritanceInfo = nullptr;
+    VK_CHECK(vkBeginCommandBuffer(handle, &beginInfo));
+    state = State::InsideBegin;
+}
+
+void CmdBuffer::end()
+{
+    VK_CHECK(vkEndCommandBuffer(handle));
+    state = State::Ended;
+}
+
+void CmdBuffer::beginRenderPass(WRenderPass renderPass, WFramebuffer framebuffer)
+{
+    VkRenderPassBeginInfo beginInfo =
+        init::RenderPassBeginInfo();
+    beginInfo.clearValueCount = renderPass->getClearValueCount();
+    beginInfo.pClearValues = renderPass->getClearValues();
+    beginInfo.renderArea = renderPass->getRenderArea();
+    beginInfo.renderPass = renderPass->getHandle();
+    beginInfo.framebuffer = framebuffer->getHandle();
+    vkCmdBeginRenderPass(handle, &beginInfo, renderPass->getSubpassContents());
+}
+
+void CmdBuffer::endRenderPass()
+{
+    vkCmdEndRenderPass(handle);
+}
+
+SecondaryCmdBuffer::SecondaryCmdBuffer(WGraphics graphics, VkCommandPool cmdPool)
+    : CmdBufferBase(graphics, cmdPool)
+{
+    VkCommandBufferAllocateInfo allocInfo =
+        init::CommandBufferAllocateInfo(cmdPool,
+            VK_COMMAND_BUFFER_LEVEL_SECONDARY,
+            1);
+    VK_CHECK(vkAllocateCommandBuffers(graphics->getDevice(), &allocInfo, &handle));
+}
+
+SecondaryCmdBuffer::~SecondaryCmdBuffer()
+{
+    vkFreeCommandBuffers(graphics->getDevice(), owner, 1, &handle);
+}
+
+void SecondaryCmdBuffer::begin(WCmdBuffer parent)
+{
+    VkCommandBufferBeginInfo beginInfo =
+        init::CommandBufferBeginInfo();
+    VkCommandBufferInheritanceInfo inheritanceInfo =
+        init::CommandBufferInheritanceInfo();
+    inheritanceInfo.framebuffer = parent->framebuffer->getHandle();
+    inheritanceInfo.renderPass = parent->renderPass->getHandle();
+    inheritanceInfo.subpass = parent->subpassIndex;
+    beginInfo.pInheritanceInfo = &inheritanceInfo;
+    VK_CHECK(vkBeginCommandBuffer(handle, &beginInfo));
+}
+
+void SecondaryCmdBuffer::end()
+{
+    VK_CHECK(vkEndCommandBuffer(handle));
+}
+
+CommandBufferManager::CommandBufferManager(WGraphics graphics, WQueue queue)
+    : graphics(graphics)
+    , queue(queue)
+{
+    VkCommandPoolCreateInfo info =
+        init::CommandPoolCreateInfo();
+    info.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
+    info.queueFamilyIndex = queue->getFamilyIndex();
+
+    VK_CHECK(vkCreateCommandPool(graphics->getDevice(), &info, nullptr, &commandPool));
+
+    activeCmdBuffer = new CmdBuffer(graphics, commandPool);
+    activeCmdBuffer->begin();
+}
+
+CommandBufferManager::~CommandBufferManager()
+{
+    vkDestroyCommandPool(graphics->getDevice(), commandPool, nullptr);
+}
+
+PCmdBuffer CommandBufferManager::getCommands()
+{
+    return activeCmdBuffer;
+}
+
+PSecondaryCmdBuffer CommandBufferManager::createSecondaryCmdBuffer()
+{
+    return PSecondaryCmdBuffer();
+}
+
+void Seele::Vulkan::CommandBufferManager::submitCommands(PSemaphore signalSemaphore)
+{
+}