зеркало из https://github.com/mozilla/gecko-dev.git
137 строки
3.5 KiB
C++
137 строки
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
* 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 <math.h>
|
|
|
|
#include "prlink.h"
|
|
#include "prmem.h"
|
|
#include "prenv.h"
|
|
#include "nsString.h"
|
|
|
|
#include "gfxPrefs.h"
|
|
#include "gfxVR.h"
|
|
#include "gfxVROculus.h"
|
|
#include "gfxVRCardboard.h"
|
|
|
|
#include "nsServiceManagerUtils.h"
|
|
#include "nsIScreenManager.h"
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::gfx;
|
|
|
|
// Dummy nsIScreen implementation, for when we just need to specify a size
|
|
class FakeScreen : public nsIScreen
|
|
{
|
|
public:
|
|
explicit FakeScreen(const IntRect& aScreenRect)
|
|
: mScreenRect(aScreenRect)
|
|
{ }
|
|
|
|
NS_DECL_ISUPPORTS
|
|
|
|
NS_IMETHOD GetRect(int32_t *l, int32_t *t, int32_t *w, int32_t *h) override {
|
|
*l = mScreenRect.x;
|
|
*t = mScreenRect.y;
|
|
*w = mScreenRect.width;
|
|
*h = mScreenRect.height;
|
|
return NS_OK;
|
|
}
|
|
NS_IMETHOD GetAvailRect(int32_t *l, int32_t *t, int32_t *w, int32_t *h) override {
|
|
return GetRect(l, t, w, h);
|
|
}
|
|
NS_IMETHOD GetRectDisplayPix(int32_t *l, int32_t *t, int32_t *w, int32_t *h) override {
|
|
return GetRect(l, t, w, h);
|
|
}
|
|
NS_IMETHOD GetAvailRectDisplayPix(int32_t *l, int32_t *t, int32_t *w, int32_t *h) override {
|
|
return GetAvailRect(l, t, w, h);
|
|
}
|
|
|
|
NS_IMETHOD GetId(uint32_t* aId) override { *aId = (uint32_t)-1; return NS_OK; }
|
|
NS_IMETHOD GetPixelDepth(int32_t* aPixelDepth) override { *aPixelDepth = 24; return NS_OK; }
|
|
NS_IMETHOD GetColorDepth(int32_t* aColorDepth) override { *aColorDepth = 24; return NS_OK; }
|
|
|
|
NS_IMETHOD LockMinimumBrightness(uint32_t aBrightness) override { return NS_ERROR_NOT_AVAILABLE; }
|
|
NS_IMETHOD UnlockMinimumBrightness(uint32_t aBrightness) override { return NS_ERROR_NOT_AVAILABLE; }
|
|
NS_IMETHOD GetRotation(uint32_t* aRotation) override {
|
|
*aRotation = nsIScreen::ROTATION_0_DEG;
|
|
return NS_OK;
|
|
}
|
|
NS_IMETHOD SetRotation(uint32_t aRotation) override { return NS_ERROR_NOT_AVAILABLE; }
|
|
NS_IMETHOD GetContentsScaleFactor(double* aContentsScaleFactor) override {
|
|
*aContentsScaleFactor = 1.0;
|
|
return NS_OK;
|
|
}
|
|
|
|
protected:
|
|
virtual ~FakeScreen() {}
|
|
|
|
IntRect mScreenRect;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(FakeScreen, nsIScreen)
|
|
|
|
VRHMDInfo::VRHMDInfo(VRHMDType aType)
|
|
: mType(aType)
|
|
{
|
|
MOZ_COUNT_CTOR(VRHMDInfo);
|
|
|
|
mDeviceIndex = VRHMDManager::AllocateDeviceIndex();
|
|
mDeviceName.AssignLiteral("Unknown Device");
|
|
}
|
|
|
|
|
|
VRHMDManager::VRHMDManagerArray *VRHMDManager::sManagers = nullptr;
|
|
Atomic<uint32_t> VRHMDManager::sDeviceBase(0);
|
|
|
|
/* static */ void
|
|
VRHMDManager::ManagerInit()
|
|
{
|
|
if (sManagers)
|
|
return;
|
|
|
|
sManagers = new VRHMDManagerArray();
|
|
|
|
nsRefPtr<VRHMDManager> mgr;
|
|
|
|
mgr = new VRHMDManagerOculus();
|
|
if (mgr->PlatformInit())
|
|
sManagers->AppendElement(mgr);
|
|
|
|
mgr = new VRHMDManagerCardboard();
|
|
if (mgr->PlatformInit())
|
|
sManagers->AppendElement(mgr);
|
|
}
|
|
|
|
/* static */ void
|
|
VRHMDManager::ManagerDestroy()
|
|
{
|
|
if (!sManagers)
|
|
return;
|
|
|
|
for (uint32_t i = 0; i < sManagers->Length(); ++i) {
|
|
(*sManagers)[i]->Destroy();
|
|
}
|
|
|
|
delete sManagers;
|
|
sManagers = nullptr;
|
|
}
|
|
|
|
/* static */ void
|
|
VRHMDManager::GetAllHMDs(nsTArray<nsRefPtr<VRHMDInfo>>& aHMDResult)
|
|
{
|
|
if (!sManagers)
|
|
return;
|
|
|
|
for (uint32_t i = 0; i < sManagers->Length(); ++i) {
|
|
(*sManagers)[i]->GetHMDs(aHMDResult);
|
|
}
|
|
}
|
|
|
|
/* static */ uint32_t
|
|
VRHMDManager::AllocateDeviceIndex()
|
|
{
|
|
return ++sDeviceBase;
|
|
}
|