dom/gamepad/GamepadPose.cpp
author Imanol Fernandez <mortimergoro@gmail.com>
Wed, 29 Aug 2018 22:09:48 +0000
changeset 434015 5acb0074a4b37de8fcc0d727bfc68cc9a0c6bda3
parent 423859 a97feb8161b7a4c60a539d83cb702a6e50fab1b1
child 448947 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1487079 - Fix hasOrientation and hasPosition are switched on WebVR GamepadPose r=qdot,kip Differential Revision: https://phabricator.services.mozilla.com/D4534

/* -*- 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 "nsWrapperCache.h"

#include "mozilla/HoldDropJSObjects.h"
#include "mozilla/dom/GamepadPoseBinding.h"
#include "mozilla/dom/GamepadPose.h"

namespace mozilla {
namespace dom {

GamepadPose::GamepadPose(nsISupports* aParent, const GamepadPoseState& aState)
  : Pose(aParent),
    mPoseState(aState)
{
  mozilla::HoldJSObjects(this);
}

GamepadPose::GamepadPose(nsISupports* aParent)
  : Pose(aParent)
{
  mozilla::HoldJSObjects(this);
  mPoseState.Clear();
}

GamepadPose::~GamepadPose()
{
  mozilla::DropJSObjects(this);
}

/* virtual */ JSObject*
GamepadPose::WrapObject(JSContext* aJSContext, JS::Handle<JSObject*> aGivenProto)
{
  return GamepadPose_Binding::Wrap(aJSContext, this, aGivenProto);
}

bool
GamepadPose::HasOrientation() const
{
  return bool(mPoseState.flags & GamepadCapabilityFlags::Cap_Orientation);
}

bool
GamepadPose::HasPosition() const
{
  return bool(mPoseState.flags & GamepadCapabilityFlags::Cap_Position);
}

void
GamepadPose::GetPosition(JSContext* aJSContext,
                         JS::MutableHandle<JSObject*> aRetval,
                         ErrorResult& aRv)
{
  SetFloat32Array(aJSContext, aRetval, mPosition,
                  mPoseState.isPositionValid ? mPoseState.position : nullptr, 3,
                  bool(mPoseState.flags & GamepadCapabilityFlags::Cap_Position), aRv);
}

void
GamepadPose::GetLinearVelocity(JSContext* aJSContext,
                               JS::MutableHandle<JSObject*> aRetval,
                               ErrorResult& aRv)
{
  SetFloat32Array(aJSContext, aRetval, mLinearVelocity,
                  mPoseState.isPositionValid ? mPoseState.linearVelocity : nullptr, 3,
                  bool(mPoseState.flags & GamepadCapabilityFlags::Cap_Position), aRv);
}

void
GamepadPose::GetLinearAcceleration(JSContext* aJSContext,
                                   JS::MutableHandle<JSObject*> aRetval,
                                   ErrorResult& aRv)
{
  SetFloat32Array(aJSContext, aRetval, mLinearAcceleration,
                  mPoseState.isPositionValid ? mPoseState.linearAcceleration : nullptr, 3,
                  bool(mPoseState.flags & GamepadCapabilityFlags::Cap_LinearAcceleration), aRv);
}

void
GamepadPose::GetOrientation(JSContext* aJSContext,
                            JS::MutableHandle<JSObject*> aRetval,
                            ErrorResult& aRv)
{
  SetFloat32Array(aJSContext, aRetval, mOrientation,
                  mPoseState.isOrientationValid ? mPoseState.orientation : nullptr, 4,
                  bool(mPoseState.flags & GamepadCapabilityFlags::Cap_Orientation), aRv);
}

void
GamepadPose::GetAngularVelocity(JSContext* aJSContext,
                                JS::MutableHandle<JSObject*> aRetval,
                                ErrorResult& aRv)
{
  SetFloat32Array(aJSContext, aRetval, mAngularVelocity,
                  mPoseState.isOrientationValid ? mPoseState.angularVelocity : nullptr, 3,
                  bool(mPoseState.flags & GamepadCapabilityFlags::Cap_Orientation), aRv);
}

void
GamepadPose::GetAngularAcceleration(JSContext* aJSContext,
                                    JS::MutableHandle<JSObject*> aRetval,
                                    ErrorResult& aRv)
{
  SetFloat32Array(aJSContext, aRetval, mAngularAcceleration,
                  mPoseState.isOrientationValid ? mPoseState.angularAcceleration : nullptr, 3,
                  bool(mPoseState.flags & GamepadCapabilityFlags::Cap_AngularAcceleration), aRv);
}

void
GamepadPose::SetPoseState(const GamepadPoseState& aPose)
{
  mPoseState = aPose;
}

const GamepadPoseState&
GamepadPose::GetPoseState()
{
  return mPoseState;
}

} // namespace dom
} // namespace mozilla