[Feat] (MG_Backend/DirectVulkan): Basic Vulkan renderer and EGL impl for Vulkan.

2026-09-12 06:08:30 +09:00 · 2026-01-31 22:51:24 +08:00
parent 4769a9cf7b
commit 00679642d6
19 changed files with 1253 additions and 13 deletions
@@ -0,0 +1,44 @@
+#include "FrameContext.h"
+#include "VulkanContext.h"
+
+namespace MobileGL::MG_Backend::DirectVulkan {
+    FrameContext::~FrameContext() = default;
+
+    void FrameContext::Initialize(VulkanContext& ctx, VkCommandPool pool) {
+        // allocate cmd
+        VkCommandBufferAllocateInfo abci{VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO};
+        abci.commandPool = pool;
+        abci.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
+        abci.commandBufferCount = 1;
+        ThrowIfFailed(vkAllocateCommandBuffers(ctx.GetDevice(), &abci, &CommandBuffer), "vkAllocateCommandBuffers");
+
+        // semaphores
+        VkSemaphoreCreateInfo sci{VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO};
+        ThrowIfFailed(vkCreateSemaphore(ctx.GetDevice(), &sci, nullptr, &ImageAvailable),
+                      "vkCreateSemaphore ImageAvailable");
+        ThrowIfFailed(vkCreateSemaphore(ctx.GetDevice(), &sci, nullptr, &RenderFinished),
+                      "vkCreateSemaphore RenderFinished");
+
+        // fence (start signaled)
+        VkFenceCreateInfo fci{VK_STRUCTURE_TYPE_FENCE_CREATE_INFO};
+        fci.flags = VK_FENCE_CREATE_SIGNALED_BIT;
+        ThrowIfFailed(vkCreateFence(ctx.GetDevice(), &fci, nullptr, &InFlightFence), "vkCreateFence");
+    }
+
+    void FrameContext::Cleanup(VulkanContext& ctx) {
+        if (ImageAvailable != VK_NULL_HANDLE) {
+            vkDestroySemaphore(ctx.GetDevice(), ImageAvailable, nullptr);
+            ImageAvailable = VK_NULL_HANDLE;
+        }
+        if (RenderFinished != VK_NULL_HANDLE) {
+            vkDestroySemaphore(ctx.GetDevice(), RenderFinished, nullptr);
+            RenderFinished = VK_NULL_HANDLE;
+        }
+        if (InFlightFence != VK_NULL_HANDLE) {
+            vkDestroyFence(ctx.GetDevice(), InFlightFence, nullptr);
+            InFlightFence = VK_NULL_HANDLE;
+        }
+
+        CommandBuffer = VK_NULL_HANDLE;
+    }
+} // namespace MobileGL::MG_Backend::DirectVulkan