src/dawn/native/vulkan/ResourceTableVk.h

// Copyright 2025 The Dawn & Tint Authors
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#ifndef SRC_DAWN_NATIVE_VULKAN_RESOURCETABLEVK_H_
#define SRC_DAWN_NATIVE_VULKAN_RESOURCETABLEVK_H_

#include <memory>
#include <vector>

#include "dawn/common/vulkan_platform.h"
#include "dawn/native/Error.h"
#include "dawn/native/ResourceTable.h"
#include "dawn/native/vulkan/DescriptorSetAllocation.h"

namespace dawn::native::vulkan {

class Device;
class DescriptorSetAllocatorDynamicArray;
struct CommandRecordingContext;

class ResourceTable final : public ResourceTableBase {
  public:
    static ResultOrError<Ref<ResourceTable>> Create(Device* device,
                                                    const ResourceTableDescriptor* descriptor);

    // All the resource tables share the same VkDescriptorSetLayout so it is cached on the device.
    static ResultOrError<VkDescriptorSetLayout> MakeDescriptorSetLayout(Device* device);

    // Apply updates to resources or to the metadata buffers that are pending.
    MaybeError ApplyPendingUpdates(CommandRecordingContext* recordingContext);

    VkDescriptorSet GetHandle() const;

  protected:
    void DestroyImpl() override;
    void SetLabelImpl() override;

  private:
    ~ResourceTable() override;

    using ResourceTableBase::ResourceTableBase;
    MaybeError Initialize();

    MaybeError UpdateMetadataBuffer(CommandRecordingContext* recordingContext,
                                    const std::vector<DynamicArrayState::MetadataUpdate>& updates);
    void UpdateResourceBindings(const std::vector<DynamicArrayState::ResourceUpdate>& updates);

    // TODO(https://issues.chromium.org/463925499): Inline the functionality of
    // DescriptorSetAllocatorDynamicArray in ResourceTable once bindless bindgroup support is
    // removed.
    std::unique_ptr<DescriptorSetAllocatorDynamicArray> mDSAllocator;
    DescriptorSetAllocation mAllocation;
};

}  // namespace dawn::native::vulkan

#endif  // SRC_DAWN_NATIVE_VULKAN_RESOURCETABLEVK_H_