зеркало из https://github.com/mozilla/gecko-dev.git
133 строки
4.4 KiB
C++
133 строки
4.4 KiB
C++
/* -*- 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 "VRDisplayLocal.h"
|
|
#include "gfxPrefs.h"
|
|
#include "gfxVR.h"
|
|
#include "ipc/VRLayerParent.h"
|
|
#include "mozilla/layers/TextureHost.h"
|
|
#include "mozilla/dom/GamepadBinding.h" // For GamepadMappingType
|
|
#include "VRThread.h"
|
|
|
|
#if defined(XP_WIN)
|
|
|
|
#include <d3d11.h>
|
|
#include "gfxWindowsPlatform.h"
|
|
#include "../layers/d3d11/CompositorD3D11.h"
|
|
#include "mozilla/gfx/DeviceManagerDx.h"
|
|
#include "mozilla/layers/TextureD3D11.h"
|
|
|
|
#elif defined(XP_MACOSX)
|
|
|
|
#include "mozilla/gfx/MacIOSurface.h"
|
|
|
|
#endif
|
|
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
#include "mozilla/layers/CompositorThread.h"
|
|
#endif // defined(MOZ_WIDGET_ANDROID)
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::gfx;
|
|
using namespace mozilla::layers;
|
|
|
|
VRDisplayLocal::VRDisplayLocal(VRDeviceType aType)
|
|
: VRDisplayHost(aType)
|
|
{
|
|
MOZ_COUNT_CTOR_INHERITED(VRDisplayLocal, VRDisplayHost);
|
|
}
|
|
|
|
VRDisplayLocal::~VRDisplayLocal()
|
|
{
|
|
MOZ_COUNT_DTOR_INHERITED(VRDisplayLocal, VRDisplayHost);
|
|
}
|
|
|
|
bool
|
|
VRDisplayLocal::SubmitFrame(const layers::SurfaceDescriptor &aTexture,
|
|
uint64_t aFrameId,
|
|
const gfx::Rect& aLeftEyeRect,
|
|
const gfx::Rect& aRightEyeRect)
|
|
{
|
|
#if !defined(MOZ_WIDGET_ANDROID)
|
|
MOZ_ASSERT(mSubmitThread->GetThread() == NS_GetCurrentThread());
|
|
#endif // !defined(MOZ_WIDGET_ANDROID)
|
|
|
|
switch (aTexture.type()) {
|
|
|
|
#if defined(XP_WIN)
|
|
case SurfaceDescriptor::TSurfaceDescriptorD3D10: {
|
|
if (!CreateD3DObjects()) {
|
|
return false;
|
|
}
|
|
const SurfaceDescriptorD3D10& surf = aTexture.get_SurfaceDescriptorD3D10();
|
|
RefPtr<ID3D11Texture2D> dxTexture;
|
|
HRESULT hr = mDevice->OpenSharedResource((HANDLE)surf.handle(),
|
|
__uuidof(ID3D11Texture2D),
|
|
(void**)(ID3D11Texture2D**)getter_AddRefs(dxTexture));
|
|
if (FAILED(hr) || !dxTexture) {
|
|
NS_WARNING("Failed to open shared texture");
|
|
return false;
|
|
}
|
|
|
|
// Similar to LockD3DTexture in TextureD3D11.cpp
|
|
RefPtr<IDXGIKeyedMutex> mutex;
|
|
dxTexture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
|
|
if (mutex) {
|
|
HRESULT hr = mutex->AcquireSync(0, 1000);
|
|
if (hr == WAIT_TIMEOUT) {
|
|
gfxDevCrash(LogReason::D3DLockTimeout) << "D3D lock mutex timeout";
|
|
}
|
|
else if (hr == WAIT_ABANDONED) {
|
|
gfxCriticalNote << "GFX: D3D11 lock mutex abandoned";
|
|
}
|
|
if (FAILED(hr)) {
|
|
NS_WARNING("Failed to lock the texture");
|
|
return false;
|
|
}
|
|
}
|
|
bool success = SubmitFrame(dxTexture, surf.size(),
|
|
aLeftEyeRect, aRightEyeRect);
|
|
if (mutex) {
|
|
HRESULT hr = mutex->ReleaseSync(0);
|
|
if (FAILED(hr)) {
|
|
NS_WARNING("Failed to unlock the texture");
|
|
}
|
|
}
|
|
return success;
|
|
}
|
|
#elif defined(XP_MACOSX)
|
|
case SurfaceDescriptor::TSurfaceDescriptorMacIOSurface: {
|
|
const auto& desc = aTexture.get_SurfaceDescriptorMacIOSurface();
|
|
RefPtr<MacIOSurface> surf = MacIOSurface::LookupSurface(desc.surfaceId(),
|
|
desc.scaleFactor(),
|
|
!desc.isOpaque());
|
|
if (!surf) {
|
|
NS_WARNING("VRDisplayHost::SubmitFrame failed to get a MacIOSurface");
|
|
return false;
|
|
}
|
|
IntSize texSize = gfx::IntSize(surf->GetDevicePixelWidth(),
|
|
surf->GetDevicePixelHeight());
|
|
if (!SubmitFrame(surf, texSize, aLeftEyeRect, aRightEyeRect)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
#elif defined(MOZ_WIDGET_ANDROID)
|
|
case SurfaceDescriptor::TSurfaceTextureDescriptor: {
|
|
const SurfaceTextureDescriptor& desc = aTexture.get_SurfaceTextureDescriptor();
|
|
if (!SubmitFrame(desc, aLeftEyeRect, aRightEyeRect)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
#endif
|
|
default: {
|
|
NS_WARNING("Unsupported SurfaceDescriptor type for VR layer texture");
|
|
return false;
|
|
}
|
|
}
|
|
}
|