[Improvement] (MG_Backend/DirectVulkan): split TextureSamplerManager into TextureManager and SamplerManager

2026-09-12 06:08:30 +09:00 · 2026-02-24 15:19:34 +08:00
parent e16c0645c0
commit a757669df5
9 changed files with 295 additions and 220 deletions
@@ -0,0 +1,66 @@
+// MobileGL - MobileGL/MG_Backend/DirectVulkan/Renderer/VkTextureManager.h
+// Copyright (c) 2025-2026 MobileGL-Dev
+// Licensed under the GNU Lesser General Public License v3.0:
+//   https://www.gnu.org/licenses/gpl-3.0.txt
+//   https://www.gnu.org/licenses/lgpl-3.0.txt
+// SPDX-License-Identifier: LGPL-3.0-only
+// End of Source File Header
+
+#pragma once
+
+#include "../VkIncludes.h"
+#include <Includes.h>
+#include <MG_State/GLState/TextureState/TextureObject.h>
+#include <vk_mem_alloc.h>
+
+namespace MobileGL::MG_State::GLState {
+class ITextureObject;
+}
+
+namespace MobileGL::MG_Backend::DirectVulkan {
+class VkTextureManager {
+public:
+    struct InitInfo {
+        VkDevice device = VK_NULL_HANDLE;
+        VkPhysicalDevice physicalDevice = VK_NULL_HANDLE;
+        VmaAllocator allocator = nullptr;
+        VkCommandPool commandPool = VK_NULL_HANDLE;
+        VkQueue graphicsQueue = VK_NULL_HANDLE;
+    };
+
+    Bool Initialize(const InitInfo& initInfo);
+    void Shutdown();
+
+    Bool SyncTextureAndGetDescriptor(const MG_State::GLState::ITextureObject& texture, VkDescriptorImageInfo& outImageInfo);
+
+private:
+    struct TextureResource {
+        VkImage image = VK_NULL_HANDLE;
+        VmaAllocation allocation = nullptr;
+        VkImageView view = VK_NULL_HANDLE;
+        VkImageLayout layout = VK_IMAGE_LAYOUT_UNDEFINED;
+        VkExtent2D extent = {0, 0};
+        VkFormat format = VK_FORMAT_UNDEFINED;
+        Uint textureExternalIndex = 0;
+    };
+
+    Bool EnsureTextureSynced(TextureResource& resource, const MG_State::GLState::ITextureObject& texture);
+    Bool EnsureTextureResource(TextureResource& resource, const MG_State::GLState::ITextureObject& texture,
+                               TextureUploadTarget level0Target, const IntVec3& texelSize, SizeT byteSize);
+    Bool UploadLevel0(TextureResource& resource, const MG_State::GLState::TextureObjectMipmap& mipmapTexture,
+                      TextureUploadTarget level0Target, SizeT byteSize);
+    Bool ExecuteImmediate(const std::function<void(VkCommandBuffer)>& recorder) const;
+    void DestroyTextureResource(TextureResource& resource) const;
+    static Bool ResolveLevel0(const MG_State::GLState::ITextureObject& texture, TextureUploadTarget& outTarget,
+                              IntVec3& outTexelSize, SizeT& outByteSize);
+    static VkFormat ResolveTextureFormat(TextureInternalFormat format);
+
+    VkDevice m_device = VK_NULL_HANDLE;
+    VkPhysicalDevice m_physicalDevice = VK_NULL_HANDLE;
+    VmaAllocator m_allocator = nullptr;
+    VkCommandPool m_commandPool = VK_NULL_HANDLE;
+    VkQueue m_graphicsQueue = VK_NULL_HANDLE;
+
+    UnorderedMap<Uint, TextureResource> m_textureResources;
+};
+} // namespace MobileGL::MG_Backend::DirectVulkan