/* -*- 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/. */

#include "MemoryReportingMLGPU.h"

#include "nsIMemoryReporter.h"

namespace mozilla {

namespace layers {

namespace mlg {

mozilla::Atomic<size_t> sConstantBufferUsage;

mozilla::Atomic<size_t> sVertexBufferUsage;

mozilla::Atomic<size_t> sRenderTargetUsage;

class MemoryReportingMLGPU final : public nsIMemoryReporter

{

public:

  NS_DECL_ISUPPORTS

  NS_IMETHOD CollectReports(nsIHandleReportCallback* aHandleReport,

                            nsISupports* aData,

                            bool aAnonymize) override

  {

    if (sConstantBufferUsage) {

      MOZ_COLLECT_REPORT(

        "mlgpu-constant-buffers", KIND_OTHER, UNITS_BYTES,

        sConstantBufferUsage,

        "Advanced Layers shader constant buffers.");

    }

    if (sVertexBufferUsage) {

      MOZ_COLLECT_REPORT(

        "mlgpu-vertex-buffers", KIND_OTHER, UNITS_BYTES,

        sVertexBufferUsage,

        "Advanced Layers shader vertex buffers.");

    }

    if (sRenderTargetUsage) {

      MOZ_COLLECT_REPORT(

        "mlgpu-render-targets", KIND_OTHER, UNITS_BYTES,

        sRenderTargetUsage,

        "Advanced Layers render target textures and depth buffers.");

    }

    return NS_OK;

  }

private:

  ~MemoryReportingMLGPU() {}

};

NS_IMPL_ISUPPORTS(MemoryReportingMLGPU, nsIMemoryReporter);

void

InitializeMemoryReporters()

{

  RegisterStrongMemoryReporter(new MemoryReportingMLGPU());

}

} // namespace mlg

} // namespace layers

} // namespace mozilla