C++ (Cpp) VRManager::GetController示例

示例#1

mozilla::ipc::IPCResult
VRManagerParent::RecvCreateVRServiceTestController(const nsCString& aID, const uint32_t& aPromiseID)
{
  uint32_t controllerIdx = 0;
  nsTArray<VRControllerInfo> controllerInfoArray;
  impl::VRControllerPuppet* controllerPuppet = nullptr;
  VRManager* vm = VRManager::Get();

  // Get VRControllerPuppet from VRManager
  vm->GetVRControllerInfo(controllerInfoArray);
  for (auto& controllerInfo : controllerInfoArray) {
    if (controllerInfo.GetType() == VRDeviceType::Puppet) {
      if (controllerIdx == mControllerTestID) {
        controllerPuppet = static_cast<impl::VRControllerPuppet*>(
                           vm->GetController(controllerInfo.GetControllerID()).get());
        break;
      }
      ++controllerIdx;
    }
  }

  MOZ_ASSERT(controllerPuppet);
  MOZ_ASSERT(mControllerTestID < 2); // We have only two controllers in VRSystemManagerPuppet.

  if (!mVRControllerTests.Get(mControllerTestID, nullptr)) {
    mVRControllerTests.Put(mControllerTestID, controllerPuppet);
  }

  if (SendReplyCreateVRServiceTestController(aID, aPromiseID, mControllerTestID)) {
    ++mControllerTestID;
    return IPC_OK();
  }

  return IPC_FAIL(this, "SendReplyCreateVRServiceTestController fail");
}

示例#2

文件： VRManagerParent.cpp 项目： luke-chang/gecko-1

mozilla::ipc::IPCResult
VRManagerParent::RecvCreateVRServiceTestController(const nsCString& aID, const uint32_t& aPromiseID)
{
  uint32_t controllerIdx = 1; // ID's are 1 based
  nsTArray<VRControllerInfo> controllerInfoArray;
  impl::VRControllerPuppet* controllerPuppet = nullptr;
  VRManager* vm = VRManager::Get();

  /**
   * When running headless mochitests on some of our automated test
   * infrastructure, 2d display vsyncs are not always generated.
   * In this case, the test controllers can't be created immediately
   * after the VR display was created as the state of the VR displays
   * are updated during vsync.
   * To workaround, we produce a vsync manually.
   */
  vm->NotifyVsync(TimeStamp::Now());

  // Get VRControllerPuppet from VRManager
  vm->GetVRControllerInfo(controllerInfoArray);
  for (auto& controllerInfo : controllerInfoArray) {
    if (controllerInfo.GetType() == VRDeviceType::Puppet) {
      if (controllerIdx == mControllerTestID) {
        controllerPuppet = static_cast<impl::VRControllerPuppet*>(
                           vm->GetController(controllerInfo.GetControllerID()).get());
        break;
      }
      ++controllerIdx;
    }
  }

  // We might not have a controllerPuppet if the test did
  // not create a VR display first.
  if (!controllerPuppet) {
    // We send a device ID of "0" to indicate failure
    if (SendReplyCreateVRServiceTestController(aID, aPromiseID, 0)) {
      return IPC_OK();
    }
  } else {
    if (!mVRControllerTests.Get(mControllerTestID, nullptr)) {
      mVRControllerTests.Put(mControllerTestID, controllerPuppet);
    }

    if (SendReplyCreateVRServiceTestController(aID, aPromiseID, mControllerTestID)) {
      ++mControllerTestID;
      return IPC_OK();
    }
  }

  return IPC_FAIL(this, "SendReplyCreateVRServiceTestController fail");
}