| // Copyright 2024 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_RESOURCES_PEAK_GPU_MEMORY_CALLBACK_H_ |
| #define COMPONENTS_VIZ_COMMON_RESOURCES_PEAK_GPU_MEMORY_CALLBACK_H_ |
| |
| #include <stdint.h> |
| |
| #include "base/containers/flat_map.h" |
| #include "base/functional/callback_forward.h" |
| #include "components/viz/common/resources/peak_gpu_memory_tracker.h" |
| #include "components/viz/common/viz_common_export.h" |
| #include "gpu/ipc/common/gpu_peak_memory.h" |
| |
| namespace viz { |
| |
| // Callback provided to the GpuService, which will be notified of the |
| // |peak_memory| used since GpuService started tracking GPU memory. |
| // |
| // This callback reports the peak memory usage in UMA Histograms, categorizing |
| // it by the provided |usage| type. |
| // |
| // Parameters: |
| // - |usage|: Indicates the category of GPU memory usage being tracked. |
| // - |testing_callback|: (Optional) Closure used by some tests to synchronize |
| // with the work done here on the UI thread. |
| // - |peak_memory|: The total peak GPU memory usage in bytes. |
| // - |allocation_per_source|: A breakdown of the peak memory usage, showing how |
| // much was allocated by each source. |
| void VIZ_COMMON_EXPORT PeakGpuMemoryCallback( |
| PeakGpuMemoryTracker::Usage usage, |
| base::OnceClosure testing_callback, |
| const uint64_t peak_memory, |
| const base::flat_map<gpu::GpuPeakMemoryAllocationSource, uint64_t>& |
| allocation_per_source); |
| } // namespace viz |
| |
| #endif // COMPONENTS_VIZ_COMMON_RESOURCES_PEAK_GPU_MEMORY_CALLBACK_H_ |
