| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include "flutter/fml/macros.h" |
| #include "flutter/fml/memory/ref_ptr.h" |
| #include "impeller/core/allocator.h" |
| #include "impeller/renderer/backend/vulkan/context_vk.h" |
| #include "impeller/renderer/backend/vulkan/device_buffer_vk.h" |
| #include "impeller/renderer/backend/vulkan/device_holder.h" |
| #include "impeller/renderer/backend/vulkan/vk.h" |
| |
| #include <array> |
| #include <cstdint> |
| #include <memory> |
| |
| namespace impeller { |
| |
| class AllocatorVK final : public Allocator { |
| public: |
| // |Allocator| |
| ~AllocatorVK() override; |
| |
| private: |
| friend class ContextVK; |
| |
| UniqueAllocatorVMA allocator_; |
| UniquePoolVMA staging_buffer_pool_; |
| std::weak_ptr<Context> context_; |
| std::weak_ptr<DeviceHolder> device_holder_; |
| ISize max_texture_size_; |
| bool is_valid_ = false; |
| bool supports_memoryless_textures_ = false; |
| bool supports_framebuffer_fetch_ = false; |
| // TODO(jonahwilliams): figure out why CI can't create these buffer pools. |
| bool created_buffer_pool_ = true; |
| uint32_t frame_count_ = 0; |
| std::thread::id raster_thread_id_; |
| |
| AllocatorVK(std::weak_ptr<Context> context, |
| uint32_t vulkan_api_version, |
| const vk::PhysicalDevice& physical_device, |
| const std::shared_ptr<DeviceHolder>& device_holder, |
| const vk::Instance& instance, |
| const CapabilitiesVK& capabilities); |
| |
| // |Allocator| |
| bool IsValid() const; |
| |
| // |Allocator| |
| void DidAcquireSurfaceFrame() override; |
| |
| // |Allocator| |
| std::shared_ptr<DeviceBuffer> OnCreateBuffer( |
| const DeviceBufferDescriptor& desc) override; |
| |
| // |Allocator| |
| std::shared_ptr<Texture> OnCreateTexture( |
| const TextureDescriptor& desc) override; |
| |
| // |Allocator| |
| ISize GetMaxTextureSizeSupported() const override; |
| |
| AllocatorVK(const AllocatorVK&) = delete; |
| |
| AllocatorVK& operator=(const AllocatorVK&) = delete; |
| }; |
| |
| } // namespace impeller |