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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_VIZ_COMMON_GPU_VULKAN_IN_PROCESS_CONTEXT_PROVIDER_H_
#define COMPONENTS_VIZ_COMMON_GPU_VULKAN_IN_PROCESS_CONTEXT_PROVIDER_H_
#include <memory>
#include <vector>
#include "base/memory/memory_pressure_listener.h"
#include "base/memory/raw_ptr.h"
#include "base/time/time.h"
#include "components/viz/common/gpu/vulkan_context_provider.h"
#include "components/viz/common/viz_vulkan_context_provider_export.h"
#include "gpu/vulkan/buildflags.h"
#include "third_party/skia/include/gpu/ganesh/GrContextOptions.h"
namespace gpu {
class VulkanImplementation;
class VulkanDeviceQueue;
struct GPUInfo;
}
namespace viz {
class VIZ_VULKAN_CONTEXT_PROVIDER_EXPORT VulkanInProcessContextProvider
: public VulkanContextProvider {
public:
// if |sync_cpu_memory_limit| is set and greater than zero,
// |cooldown_duration_at_memory_pressure_critical| is the duration of applying
// zero sync cpu memory limit after CRITICAL memory pressure signal is
// received. 15s is default to sync with memory monitor cycles.
static scoped_refptr<VulkanInProcessContextProvider> Create(
gpu::VulkanImplementation* vulkan_implementation,
uint32_t heap_memory_limit = 0,
uint32_t sync_cpu_memory_limit = 0,
const bool is_thread_safe = false,
const gpu::GPUInfo* gpu_info = nullptr,
base::TimeDelta cooldown_duration_at_memory_pressure_critical =
base::Seconds(15));
// Creates a VulkanContextProvider for the CompositorGpuThread.
static scoped_refptr<VulkanInProcessContextProvider>
CreateForCompositorGpuThread(
gpu::VulkanImplementation* vulkan_implementation,
std::unique_ptr<gpu::VulkanDeviceQueue> vulkan_device_queue,
uint32_t sync_cpu_memory_limit = 0,
base::TimeDelta cooldown_duration_at_memory_pressure_critical =
base::Seconds(15));
VulkanInProcessContextProvider(const VulkanInProcessContextProvider&) =
delete;
VulkanInProcessContextProvider& operator=(
const VulkanInProcessContextProvider&) = delete;
void Destroy();
// VulkanContextProvider implementation
bool InitializeGrContext(const GrContextOptions& context_options) override;
gpu::VulkanImplementation* GetVulkanImplementation() override;
gpu::VulkanDeviceQueue* GetDeviceQueue() override;
GrDirectContext* GetGrContext() override;
GrVkSecondaryCBDrawContext* GetGrSecondaryCBDrawContext() override;
void EnqueueSecondaryCBSemaphores(
std::vector<VkSemaphore> semaphores) override;
void EnqueueSecondaryCBPostSubmitTask(base::OnceClosure closure) override;
std::optional<uint32_t> GetSyncCpuMemoryLimit() const override;
private:
friend class VulkanInProcessContextProviderTest;
VulkanInProcessContextProvider(
gpu::VulkanImplementation* vulkan_implementation,
uint32_t heap_memory_limit,
uint32_t sync_cpu_memory_limit,
base::TimeDelta cooldown_duration_at_memory_pressure_critical);
~VulkanInProcessContextProvider() override;
bool Initialize(const gpu::GPUInfo* gpu_info,
const bool is_thread_safe = false);
void InitializeForCompositorGpuThread(
std::unique_ptr<gpu::VulkanDeviceQueue> vulkan_device_queue);
// Memory pressure handler, called by |memory_pressure_listener_|.
void OnMemoryPressure(
base::MemoryPressureListener::MemoryPressureLevel level);
#if BUILDFLAG(ENABLE_VULKAN)
sk_sp<GrDirectContext> gr_context_;
raw_ptr<gpu::VulkanImplementation> vulkan_implementation_;
std::unique_ptr<gpu::VulkanDeviceQueue> device_queue_;
const uint32_t heap_memory_limit_;
const uint32_t sync_cpu_memory_limit_;
const base::TimeDelta cooldown_duration_at_memory_pressure_critical_;
base::TimeTicks critical_memory_pressure_expiration_time_;
#endif
std::unique_ptr<base::MemoryPressureListener> memory_pressure_listener_;
};
} // namespace viz
#endif // COMPONENTS_VIZ_COMMON_GPU_VULKAN_IN_PROCESS_CONTEXT_PROVIDER_H_
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