Vulkan: Refactor command buffer and introduce command pool

src/Nazara/VulkanRenderer/VulkanCommandPool.cpp

@@ -0,0 +1,28 @@
+// Copyright (C) 2020 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Vulkan Renderer"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/VulkanRenderer/VulkanCommandPool.hpp>
+#include <Nazara/VulkanRenderer/VulkanCommandBuffer.hpp>
+#include <Nazara/VulkanRenderer/VulkanCommandBufferBuilder.hpp>
+#include <Nazara/VulkanRenderer/Wrapper/CommandBuffer.hpp>
+#include <Nazara/VulkanRenderer/Debug.hpp>
+
+namespace Nz
+{
+	std::unique_ptr<CommandBuffer> VulkanCommandPool::BuildCommandBuffer(const std::function<void(CommandBufferBuilder& builder)>& callback)
+	{
+		Vk::AutoCommandBuffer commandBuffer = m_commandPool.AllocateCommandBuffer(VK_COMMAND_BUFFER_LEVEL_PRIMARY);
+
+		if (!commandBuffer->Begin())
+			throw std::runtime_error("failed to begin command buffer: " + TranslateVulkanError(commandBuffer->GetLastErrorCode()));
+
+		VulkanCommandBufferBuilder builder(commandBuffer.Get());
+		callback(builder);
+
+		if (!commandBuffer->End())
+			throw std::runtime_error("failed to build command buffer: " + TranslateVulkanError(commandBuffer->GetLastErrorCode()));
+
+		return std::make_unique<VulkanCommandBuffer>(std::move(commandBuffer));
+	}
+}