1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/layers/ipc/ShadowLayerUtilsD3D10.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,68 @@
1.4 +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
1.5 + * vim: sw=2 ts=8 et :
1.6 + */
1.7 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.8 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.9 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.10 +
1.11 +#include <d3d10_1.h>
1.12 +#include <dxgi.h>
1.13 +
1.14 +#include "mozilla/gfx/Point.h"
1.15 +#include "mozilla/layers/LayerManagerComposite.h"
1.16 +#include "mozilla/layers/PLayerTransaction.h"
1.17 +#include "ShadowLayers.h"
1.18 +
1.19 +using namespace mozilla::gl;
1.20 +
1.21 +namespace mozilla {
1.22 +namespace layers {
1.23 +
1.24 +
1.25 +/*static*/ void
1.26 +ShadowLayerForwarder::PlatformSyncBeforeUpdate()
1.27 +{
1.28 +}
1.29 +
1.30 +/*static*/ bool
1.31 +LayerManagerComposite::SupportsDirectTexturing()
1.32 +{
1.33 + return true;
1.34 +}
1.35 +
1.36 +/*static*/ void
1.37 +LayerManagerComposite::PlatformSyncBeforeReplyUpdate()
1.38 +{
1.39 +}
1.40 +
1.41 +bool
1.42 +GetDescriptor(ID3D10Texture2D* aTexture, SurfaceDescriptorD3D10* aDescr)
1.43 +{
1.44 + NS_ABORT_IF_FALSE(aTexture && aDescr, "Params must be nonnull");
1.45 +
1.46 + HRESULT hr;
1.47 + IDXGIResource* dr = nullptr;
1.48 + hr = aTexture->QueryInterface(__uuidof(IDXGIResource), (void**)&dr);
1.49 + if (!SUCCEEDED(hr) || !dr)
1.50 + return false;
1.51 +
1.52 + hr = dr->GetSharedHandle(reinterpret_cast<HANDLE*>(&aDescr->handle()));
1.53 + return !!SUCCEEDED(hr);
1.54 +}
1.55 +
1.56 +already_AddRefed<ID3D10Texture2D>
1.57 +OpenForeign(ID3D10Device* aDevice, const SurfaceDescriptorD3D10& aDescr)
1.58 +{
1.59 + HRESULT hr;
1.60 + ID3D10Texture2D* tex = nullptr;
1.61 + hr = aDevice->OpenSharedResource(reinterpret_cast<HANDLE>(aDescr.handle()),
1.62 + __uuidof(ID3D10Texture2D),
1.63 + (void**)&tex);
1.64 + if (!SUCCEEDED(hr) || !tex)
1.65 + return nullptr;
1.66 +
1.67 + return nsRefPtr<ID3D10Texture2D>(tex).forget();
1.68 +}
1.69 +
1.70 +} // namespace layers
1.71 +} // namespace mozilla
