tenfourfox/gfx/ipc/D3DMessageUtils.cpp
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

84 lines
2.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set ts=8 sts=4 et sw=4 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 "D3DMessageUtils.h"
#if defined(XP_WIN)
# include "gfxWindowsPlatform.h"
#endif
bool
DxgiAdapterDesc::operator ==(const DxgiAdapterDesc& aOther) const
{
return memcmp(&aOther, this, sizeof(*this)) == 0;
}
#if defined(XP_WIN)
static_assert(sizeof(DxgiAdapterDesc) == sizeof(DXGI_ADAPTER_DESC),
"DXGI_ADAPTER_DESC doe snot match DxgiAdapterDesc");
const DxgiAdapterDesc&
DxgiAdapterDesc::From(const DXGI_ADAPTER_DESC& aDesc)
{
return reinterpret_cast<const DxgiAdapterDesc&>(aDesc);
}
const DXGI_ADAPTER_DESC&
DxgiAdapterDesc::ToDesc() const
{
return reinterpret_cast<const DXGI_ADAPTER_DESC&>(*this);
}
#endif
namespace IPC {
void
ParamTraits<DxgiAdapterDesc>::Write(Message* aMsg, const paramType& aParam)
{
#if defined(XP_WIN)
aMsg->WriteBytes(aParam.Description, sizeof(aParam.Description));
WriteParam(aMsg, aParam.VendorId);
WriteParam(aMsg, aParam.DeviceId);
WriteParam(aMsg, aParam.SubSysId);
WriteParam(aMsg, aParam.Revision);
WriteParam(aMsg, aParam.DedicatedVideoMemory);
WriteParam(aMsg, aParam.DedicatedSystemMemory);
WriteParam(aMsg, aParam.SharedSystemMemory);
WriteParam(aMsg, aParam.AdapterLuid.LowPart);
WriteParam(aMsg, aParam.AdapterLuid.HighPart);
#else
MOZ_ASSERT_UNREACHABLE("DxgiAdapterDesc is Windows-only");
#endif
}
bool
ParamTraits<DxgiAdapterDesc>::Read(const Message* aMsg, void** aIter, paramType* aResult)
{
#if defined(XP_WIN)
const char* description = nullptr;
if (!aMsg->ReadBytes(aIter, &description, sizeof(aResult->Description))) {
return false;
}
memcpy(aResult->Description, description, sizeof(aResult->Description));
if (ReadParam(aMsg, aIter, &aResult->VendorId) &&
ReadParam(aMsg, aIter, &aResult->DeviceId) &&
ReadParam(aMsg, aIter, &aResult->SubSysId) &&
ReadParam(aMsg, aIter, &aResult->Revision) &&
ReadParam(aMsg, aIter, &aResult->DedicatedVideoMemory) &&
ReadParam(aMsg, aIter, &aResult->DedicatedSystemMemory) &&
ReadParam(aMsg, aIter, &aResult->SharedSystemMemory) &&
ReadParam(aMsg, aIter, &aResult->AdapterLuid.LowPart) &&
ReadParam(aMsg, aIter, &aResult->AdapterLuid.HighPart))
{
return true;
}
#else
MOZ_ASSERT_UNREACHABLE("DxgiAdapterDesc is Windows-only");
#endif
return false;
}
} // namespace IPC