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 { GPUStatsGPUStats18 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 30