/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef mozilla_gfx_layers_d3d11_DiagnosticsD3D11_h #define mozilla_gfx_layers_d3d11_DiagnosticsD3D11_h #include #include "mozilla/RefPtr.h" #include namespace mozilla { namespace layers { struct GPUStats; class DiagnosticsD3D11 { public: DiagnosticsD3D11(ID3D11Device* aDevice, ID3D11DeviceContext* aContext); void Start(uint32_t aPixelsPerFrame); void End(); void Cancel(); void Query(GPUStats* aStats); private: RefPtr mDevice; RefPtr mContext; // When using the diagnostic overlay, we double-buffer some queries for // frame statistics. struct FrameQueries { FrameQueries() : pixelsPerFrame(0) {} RefPtr stats; RefPtr timing; RefPtr frameBegin; RefPtr frameEnd; uint32_t pixelsPerFrame; }; FrameQueries mPrevFrame; FrameQueries mCurrentFrame; }; } // namespace layers } // namespace mozilla #endif // mozilla_gfx_layers_d3d11_DiagnosticsD3D11_h