gfx/layers/composite/Diagnostics.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_gfx_layers_composite_Diagnostics_h
   8 #define mozilla_gfx_layers_composite_Diagnostics_h
   9
  10 #include "mozilla/Maybe.h"
  11 #include <cstdint>
  12
  13 namespace mozilla {
  14 namespace layers {
  15
  16 // These statistics are collected by layers backends, preferably by the GPU
  17 struct GPUStats {
  18   GPUStats() : mInvalidPixels(0), mScreenPixels(0), mPixelsFilled(0) {}
  19
  20   uint32_t mInvalidPixels;
  21   uint32_t mScreenPixels;
  22   uint32_t mPixelsFilled;
  23   Maybe<float> mDrawTime;
  24 };
  25
  26 }  // namespace layers
  27 }  // namespace mozilla
  28
  29 #endif  // mozilla_gfx_layers_composite_Diagnostics_h