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/* -*- 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 _include_mozilla_gfx_ipc_CompositorOptions_h_
#define _include_mozilla_gfx_ipc_CompositorOptions_h_
namespace IPC {
template <typename>
struct ParamTraits;
} // namespace IPC
namespace mozilla {
namespace layers {
/**
* This class holds options that are "per compositor" - that is, these options
* affect a particular CompositorBridgeParent and all the content that it
* renders.
*
* This class is intended to be created by a platform widget (but NOT
* PuppetWidget) and passed to the graphics code during initialization of the
* top level compositor associated with that widget. The options are immutable
* after creation. The CompositorBridgeParent holds the canonical version of
* the options, but they may be accessed by other parts of the code as needed,
* and are accessible to content processes over PCompositorBridge as well.
*/
class CompositorOptions {
public:
// This constructor needed for IPDL purposes, don't use it anywhere else.
CompositorOptions() = default;
CompositorOptions(bool aUseAPZ, bool aUseSoftwareWebRender)
: mUseAPZ(aUseAPZ), mUseSoftwareWebRender(aUseSoftwareWebRender) {}
bool UseAPZ() const { return mUseAPZ; }
bool UseSoftwareWebRender() const { return mUseSoftwareWebRender; }
bool AllowSoftwareWebRenderD3D11() const {
return mAllowSoftwareWebRenderD3D11;
}
bool AllowSoftwareWebRenderOGL() const { return mAllowSoftwareWebRenderOGL; }
bool InitiallyPaused() const { return mInitiallyPaused; }
bool NeedFastSnaphot() const { return mNeedFastSnaphot; }
void SetUseAPZ(bool aUseAPZ) { mUseAPZ = aUseAPZ; }
void SetAllowSoftwareWebRenderD3D11(bool aAllowSoftwareWebRenderD3D11) {
mAllowSoftwareWebRenderD3D11 = aAllowSoftwareWebRenderD3D11;
}
void SetAllowSoftwareWebRenderOGL(bool aAllowSoftwareWebRenderOGL) {
mAllowSoftwareWebRenderOGL = aAllowSoftwareWebRenderOGL;
}
void SetInitiallyPaused(bool aPauseAtStartup) {
mInitiallyPaused = aPauseAtStartup;
}
void SetNeedFastSnaphot(bool aNeedFastSnaphot) {
mNeedFastSnaphot = aNeedFastSnaphot;
}
bool EqualsIgnoringApzEnablement(const CompositorOptions& aOther) const {
return mUseSoftwareWebRender == aOther.mUseSoftwareWebRender &&
mAllowSoftwareWebRenderD3D11 ==
aOther.mAllowSoftwareWebRenderD3D11 &&
mAllowSoftwareWebRenderOGL == aOther.mAllowSoftwareWebRenderOGL &&
mInitiallyPaused == aOther.mInitiallyPaused &&
mNeedFastSnaphot == aOther.mNeedFastSnaphot;
}
bool operator==(const CompositorOptions& aOther) const {
return mUseAPZ == aOther.mUseAPZ && EqualsIgnoringApzEnablement(aOther);
}
friend struct IPC::ParamTraits<CompositorOptions>;
private:
bool mUseAPZ = false;
bool mUseSoftwareWebRender = false;
bool mAllowSoftwareWebRenderD3D11 = false;
bool mAllowSoftwareWebRenderOGL = false;
bool mInitiallyPaused = false;
bool mNeedFastSnaphot = false;
// Make sure to add new fields to the ParamTraits implementation
// in LayersMessageUtils.h
};
} // namespace layers
} // namespace mozilla
#endif // _include_mozilla_gfx_ipc_CompositorOptions_h_
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