[Refactor] (MG_Backend/DirectVulkan): get rid of junk, and rename some symbols

2026-09-11 21:58:31 +09:00 · 2026-03-24 14:20:21 +08:00
parent 35658eb998
commit accfaab720
5 changed files with 55 additions and 65 deletions
@@ -0,0 +1,90 @@
+// MobileGL - MobileGL/MG_Backend/DirectVulkan/Renderer/UniformDescriptorBinder.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 "ProgramFactory.h"
+#include "VkBufferManager.h"
+#include "VkSamplerManager.h"
+#include "VkTextureManager.h"
+#include "../VkIncludes.h"
+#include <Includes.h>
+
+namespace MobileGL::MG_State::GLState {
+    class ITextureObject;
+    class ProgramObject;
+    class SamplerObject;
+}
+
+namespace MobileGL::MG_Backend::DirectVulkan {
+    class UniformManager {
+    public:
+        struct SamplerBindingOverride {
+            Uint32 binding = 0;
+            MG_State::GLState::ITextureObject* texture = nullptr;
+            const MG_State::GLState::SamplerObject* sampler = nullptr;
+        };
+
+        Bool Initialize(VkDevice device, VkBufferManager* bufferManager,
+                        ProgramFactory* programFactory,
+                        VkDeviceSize minUniformBufferOffsetAlignment, Uint32 frameCount,
+                        Uint32 maxBindings = 16, Uint32 setsPerFrame = 64,
+                        VkTextureManager* textureManager = nullptr, VkSamplerManager* samplerManager = nullptr);
+        void Shutdown();
+
+        void BeginFrame(Uint32 frameIndex);
+        Bool CollectSampledTextures(const MG_State::GLState::ProgramObject& program,
+                                    Vector<MG_State::GLState::ITextureObject*>& outTextures);
+        Bool BindProgramUniformBuffers(VkCommandBuffer commandBuffer,
+                                       const MG_State::GLState::ProgramObject& program, Uint32 frameIndex,
+                                       const SamplerBindingOverride* samplerBindingOverride = nullptr);
+
+    private:
+        struct DescriptorPoolBucket {
+            VkDescriptorPool handle = VK_NULL_HANDLE;
+            Uint32 maxSets = 0;
+            Uint32 allocatedSets = 0;
+        };
+
+        struct FrameResources {
+            Vector<DescriptorPoolBucket> descriptorPools;
+            Uint32 activeDescriptorPoolIndex = 0;
+            Uint32 allocatedSetsThisFrame = 0;
+            Uint32 peakAllocatedSetsThisFrame = 0;
+        };
+
+        Bool ResolveSamplerTexture(const MG_State::GLState::ProgramObject& program,
+                                   const ProgramFactory::VkProgramLayout& layout, Uint32 binding,
+                                   SharedPtr<MG_State::GLState::ITextureObject>& outTexture) const;
+        Bool ResolveSamplerDescriptor(VkCommandBuffer commandBuffer, const MG_State::GLState::ProgramObject& program,
+                                      const ProgramFactory::VkProgramLayout& layout, Uint32 binding,
+                                      VkDescriptorImageInfo& outImageInfo) const;
+        Bool ResolveSamplerDescriptorOverride(const SamplerBindingOverride& samplerBindingOverride,
+                                              VkDescriptorImageInfo& outImageInfo) const;
+        Bool GatherBindingPayloads(const MG_State::GLState::ProgramObject& program, Vector<const void*>& outData,
+                                   Vector<VkDeviceSize>& outSizes) const;
+        Bool CreateDescriptorPool(Uint32 maxSets, VkDescriptorPool& outPool) const;
+        Bool GrowFrameDescriptorPool(FrameResources& frame, Uint32 frameIndex);
+        VkResult AllocateDescriptorSetsFromActivePool(
+            Uint32 frameIndex, const ProgramFactory::VkProgramLayout& layout, VkDescriptorSet& outDescriptorSet);
+
+        VkDevice m_device = VK_NULL_HANDLE;
+        VkBufferManager* m_bufferManager = nullptr;
+        ProgramFactory* m_programFactory = nullptr;
+        Vector<FrameResources> m_frames;
+
+        VkDeviceSize m_minDynamicOffsetAlignment = 1;
+        Uint32 m_frameCount = 0;
+        Uint32 m_maxBindings = 0;
+        Uint32 m_setsPerFrame = 0;
+        Uint32 m_peakDescriptorSetsObserved = 0;
+        VkTextureManager* m_textureManager = nullptr;
+        VkSamplerManager* m_samplerManager = nullptr;
+    };
+} // namespace MobileGL::MG_Backend::DirectVulkan
+