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73147a8a4c
MozReview-Commit-ID: 6RxFheaP1sg --HG-- extra : rebase_source : 6ceccf9068b8d38e94890f5543c512d5b40639bf
458 lines
12 KiB
C++
458 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#if defined(XP_WIN)
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#include "CompositorD3D11.h"
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#include "TextureD3D11.h"
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#endif // XP_WIN
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#include "gfxVRPuppet.h"
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#include "mozilla/dom/GamepadEventTypes.h"
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#include "mozilla/dom/GamepadBinding.h"
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using namespace mozilla;
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using namespace mozilla::gfx;
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using namespace mozilla::gfx::impl;
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using namespace mozilla::layers;
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// Reminder: changing the order of these buttons may break web content
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static const uint64_t kPuppetButtonMask[] = {
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1,
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2,
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4,
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8
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};
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static const uint32_t kNumPuppetButtonMask = sizeof(kPuppetButtonMask) /
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sizeof(uint64_t);
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static const uint32_t kPuppetAxes[] = {
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0,
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1,
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2
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};
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static const uint32_t kNumPuppetAxis = sizeof(kPuppetAxes) /
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sizeof(uint32_t);
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VRDisplayPuppet::VRDisplayPuppet()
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: VRDisplayHost(VRDeviceType::Puppet)
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, mIsPresenting(false)
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{
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MOZ_COUNT_CTOR_INHERITED(VRDisplayPuppet, VRDisplayHost);
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mDisplayInfo.mDisplayName.AssignLiteral("Puppet HMD");
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mDisplayInfo.mIsConnected = true;
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mDisplayInfo.mIsMounted = false;
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mDisplayInfo.mCapabilityFlags = VRDisplayCapabilityFlags::Cap_None |
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VRDisplayCapabilityFlags::Cap_Orientation |
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VRDisplayCapabilityFlags::Cap_Position |
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VRDisplayCapabilityFlags::Cap_External |
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VRDisplayCapabilityFlags::Cap_Present |
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VRDisplayCapabilityFlags::Cap_StageParameters;
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mDisplayInfo.mEyeResolution.width = 1836; // 1080 * 1.7
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mDisplayInfo.mEyeResolution.height = 2040; // 1200 * 1.7
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// SteamVR gives the application a single FOV to use; it's not configurable as with Oculus
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for (uint32_t eye = 0; eye < 2; ++eye) {
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mDisplayInfo.mEyeTranslation[eye].x = 0.0f;
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mDisplayInfo.mEyeTranslation[eye].y = 0.0f;
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mDisplayInfo.mEyeTranslation[eye].z = 0.0f;
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mDisplayInfo.mEyeFOV[eye] = VRFieldOfView(45.0, 45.0, 45.0, 45.0);
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}
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// default: 1m x 1m space, 0.75m high in seated position
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mDisplayInfo.mStageSize.width = 1.0f;
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mDisplayInfo.mStageSize.height = 1.0f;
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mDisplayInfo.mSittingToStandingTransform._11 = 1.0f;
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mDisplayInfo.mSittingToStandingTransform._12 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._13 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._14 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._21 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._22 = 1.0f;
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mDisplayInfo.mSittingToStandingTransform._23 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._24 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._31 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._32 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._33 = 1.0f;
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mDisplayInfo.mSittingToStandingTransform._34 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._41 = 0.0f;
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mDisplayInfo.mSittingToStandingTransform._42 = 0.75f;
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mDisplayInfo.mSittingToStandingTransform._43 = 0.0f;
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mSensorState.Clear();
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mSensorState.timestamp = PR_Now();
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gfx::Quaternion rot;
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mSensorState.flags |= VRDisplayCapabilityFlags::Cap_Orientation;
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mSensorState.orientation[0] = rot.x;
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mSensorState.orientation[1] = rot.y;
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mSensorState.orientation[2] = rot.z;
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mSensorState.orientation[3] = rot.w;
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mSensorState.angularVelocity[0] = 0.0f;
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mSensorState.angularVelocity[1] = 0.0f;
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mSensorState.angularVelocity[2] = 0.0f;
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mSensorState.flags |= VRDisplayCapabilityFlags::Cap_Position;
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mSensorState.position[0] = 0.0f;
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mSensorState.position[1] = 0.0f;
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mSensorState.position[2] = 0.0f;
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mSensorState.linearVelocity[0] = 0.0f;
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mSensorState.linearVelocity[1] = 0.0f;
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mSensorState.linearVelocity[2] = 0.0f;
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}
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VRDisplayPuppet::~VRDisplayPuppet()
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{
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MOZ_COUNT_DTOR_INHERITED(VRDisplayPuppet, VRDisplayHost);
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}
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void
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VRDisplayPuppet::SetDisplayInfo(const VRDisplayInfo& aDisplayInfo)
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{
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mDisplayInfo = aDisplayInfo;
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}
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void
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VRDisplayPuppet::Destroy()
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{
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StopPresentation();
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}
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void
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VRDisplayPuppet::ZeroSensor()
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{
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}
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VRHMDSensorState
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VRDisplayPuppet::GetSensorState()
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{
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return GetSensorState(0.0f);
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}
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VRHMDSensorState
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VRDisplayPuppet::GetImmediateSensorState()
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{
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return GetSensorState(0.0f);
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}
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VRHMDSensorState
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VRDisplayPuppet::GetSensorState(double timeOffset)
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{
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return mSensorState;
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}
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void
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VRDisplayPuppet::SetSensorState(const VRHMDSensorState& aSensorState)
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{
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mSensorState = aSensorState;
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}
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void
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VRDisplayPuppet::StartPresentation()
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{
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if (mIsPresenting) {
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return;
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}
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mIsPresenting = true;
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}
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void
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VRDisplayPuppet::StopPresentation()
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{
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if (!mIsPresenting) {
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return;
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}
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mIsPresenting = false;
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}
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#if defined(XP_WIN)
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void
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VRDisplayPuppet::SubmitFrame(TextureSourceD3D11* aSource,
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const IntSize& aSize,
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const VRHMDSensorState& aSensorState,
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const gfx::Rect& aLeftEyeRect,
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const gfx::Rect& aRightEyeRect)
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{
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if (!mIsPresenting) {
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return;
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}
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ID3D11Texture2D* tex = aSource->GetD3D11Texture();
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MOZ_ASSERT(tex);
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// TODO: Bug 1343730, Need to block until the next simulated
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// vblank interval and capture frames for use in reftests.
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// Trigger the next VSync immediately
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VRManager *vm = VRManager::Get();
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MOZ_ASSERT(vm);
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vm->NotifyVRVsync(mDisplayInfo.mDisplayID);
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}
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#else
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void
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VRDisplayPuppet::SubmitFrame(TextureSourceOGL* aSource,
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const IntSize& aSize,
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const VRHMDSensorState& aSensorState,
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const gfx::Rect& aLeftEyeRect,
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const gfx::Rect& aRightEyeRect)
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{
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if (!mIsPresenting) {
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return;
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}
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// TODO: Bug 1343730, Need to block until the next simulated
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// vblank interval and capture frames for use in reftests.
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// Trigger the next VSync immediately
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VRManager *vm = VRManager::Get();
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MOZ_ASSERT(vm);
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vm->NotifyVRVsync(mDisplayInfo.mDisplayID);
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}
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#endif
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void
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VRDisplayPuppet::NotifyVSync()
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{
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// We update mIsConneced once per frame.
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mDisplayInfo.mIsConnected = true;
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}
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VRControllerPuppet::VRControllerPuppet(dom::GamepadHand aHand)
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: VRControllerHost(VRDeviceType::Puppet)
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, mButtonPressState(0)
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{
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MOZ_COUNT_CTOR_INHERITED(VRControllerPuppet, VRControllerHost);
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mControllerInfo.mControllerName.AssignLiteral("Puppet Gamepad");
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mControllerInfo.mMappingType = GamepadMappingType::_empty;
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mControllerInfo.mHand = aHand;
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mControllerInfo.mNumButtons = kNumPuppetButtonMask;
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mControllerInfo.mNumAxes = kNumPuppetAxis;
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}
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VRControllerPuppet::~VRControllerPuppet()
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{
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MOZ_COUNT_DTOR_INHERITED(VRControllerPuppet, VRControllerHost);
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}
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void
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VRControllerPuppet::SetButtonPressState(uint32_t aButton, bool aPressed)
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{
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const uint64_t buttonMask = kPuppetButtonMask[aButton];
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uint64_t pressedBit = GetButtonPressed();
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if (aPressed) {
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pressedBit |= kPuppetButtonMask[aButton];
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} else if (pressedBit & buttonMask) {
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// this button was pressed but is released now.
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uint64_t mask = 0xff ^ buttonMask;
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pressedBit &= mask;
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}
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mButtonPressState = pressedBit;
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}
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uint64_t
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VRControllerPuppet::GetButtonPressState()
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{
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return mButtonPressState;
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}
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void
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VRControllerPuppet::SetAxisMoveState(uint32_t aAxis, double aValue)
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{
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MOZ_ASSERT((sizeof(mAxisMoveState) / sizeof(float)) == kNumPuppetAxis);
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MOZ_ASSERT(aAxis <= kNumPuppetAxis);
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mAxisMoveState[aAxis] = aValue;
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}
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double
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VRControllerPuppet::GetAxisMoveState(uint32_t aAxis)
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{
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return mAxisMoveState[aAxis];
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}
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void
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VRControllerPuppet::SetPoseMoveState(const dom::GamepadPoseState& aPose)
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{
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mPoseState = aPose;
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}
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const dom::GamepadPoseState&
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VRControllerPuppet::GetPoseMoveState()
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{
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return mPoseState;
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}
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float
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VRControllerPuppet::GetAxisMove(uint32_t aAxis)
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{
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return mAxisMove[aAxis];
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}
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void
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VRControllerPuppet::SetAxisMove(uint32_t aAxis, float aValue)
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{
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mAxisMove[aAxis] = aValue;
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}
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VRSystemManagerPuppet::VRSystemManagerPuppet()
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{
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}
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/*static*/ already_AddRefed<VRSystemManagerPuppet>
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VRSystemManagerPuppet::Create()
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{
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if (!gfxPrefs::VREnabled() || !gfxPrefs::VRPuppetEnabled()) {
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return nullptr;
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}
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RefPtr<VRSystemManagerPuppet> manager = new VRSystemManagerPuppet();
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return manager.forget();
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}
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bool
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VRSystemManagerPuppet::Init()
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{
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return true;
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}
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void
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VRSystemManagerPuppet::Destroy()
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{
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mPuppetHMD = nullptr;
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}
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void
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VRSystemManagerPuppet::GetHMDs(nsTArray<RefPtr<VRDisplayHost>>& aHMDResult)
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{
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if (mPuppetHMD == nullptr) {
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mPuppetHMD = new VRDisplayPuppet();
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}
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aHMDResult.AppendElement(mPuppetHMD);
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}
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void
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VRSystemManagerPuppet::HandleInput()
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{
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RefPtr<impl::VRControllerPuppet> controller;
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for (uint32_t i = 0; i < mPuppetController.Length(); ++i) {
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controller = mPuppetController[i];
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HandleButtonPress(i, controller->GetButtonPressState());
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for (uint32_t j = 0; j < kNumPuppetAxis; ++j) {
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HandleAxisMove(i, j, controller->GetAxisMoveState(j));
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}
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HandlePoseTracking(i, controller->GetPoseMoveState(), controller);
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}
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}
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void
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VRSystemManagerPuppet::HandleButtonPress(uint32_t aControllerIdx,
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uint64_t aButtonPressed)
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{
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uint64_t buttonMask = 0;
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RefPtr<impl::VRControllerPuppet> controller(mPuppetController[aControllerIdx]);
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MOZ_ASSERT(controller);
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uint64_t diff = (controller->GetButtonPressed() ^ aButtonPressed);
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if (!diff) {
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return;
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}
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for (uint32_t i = 0; i < kNumPuppetButtonMask; ++i) {
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buttonMask = kPuppetButtonMask[i];
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if (diff & buttonMask) {
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// diff & aButtonPressed would be true while a new button press
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// event, otherwise it is an old press event and needs to notify
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// the button has been released.
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NewButtonEvent(aControllerIdx, i, diff & aButtonPressed);
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}
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}
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controller->SetButtonPressed(aButtonPressed);
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}
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void
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VRSystemManagerPuppet::HandleAxisMove(uint32_t aControllerIdx, uint32_t aAxis,
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float aValue)
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{
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RefPtr<impl::VRControllerPuppet> controller(mPuppetController[aControllerIdx]);
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MOZ_ASSERT(controller);
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if (controller->GetAxisMove(aAxis) != aValue) {
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NewAxisMove(aControllerIdx, aAxis, aValue);
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controller->SetAxisMove(aAxis, aValue);
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}
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}
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void
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VRSystemManagerPuppet::HandlePoseTracking(uint32_t aControllerIdx,
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const GamepadPoseState& aPose,
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VRControllerHost* aController)
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{
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MOZ_ASSERT(aController);
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if (aPose != aController->GetPose()) {
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aController->SetPose(aPose);
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NewPoseState(aControllerIdx, aPose);
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}
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}
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void
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VRSystemManagerPuppet::GetControllers(nsTArray<RefPtr<VRControllerHost>>& aControllerResult)
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{
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aControllerResult.Clear();
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for (uint32_t i = 0; i < mPuppetController.Length(); ++i) {
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aControllerResult.AppendElement(mPuppetController[i]);
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}
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}
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void
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VRSystemManagerPuppet::ScanForControllers()
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{
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// We make VRSystemManagerPuppet has two controllers always.
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const uint32_t newControllerCount = 2;
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if (newControllerCount != mControllerCount) {
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// controller count is changed, removing the existing gamepads first.
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for (uint32_t i = 0; i < mPuppetController.Length(); ++i) {
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RemoveGamepad(i);
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}
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mControllerCount = 0;
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mPuppetController.Clear();
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// Re-adding controllers to VRControllerManager.
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for (uint32_t i = 0; i < newControllerCount; ++i) {
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dom::GamepadHand hand = (i % 2) ? dom::GamepadHand::Right :
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dom::GamepadHand::Left;
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RefPtr<VRControllerPuppet> puppetController = new VRControllerPuppet(hand);
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puppetController->SetIndex(mControllerCount);
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mPuppetController.AppendElement(puppetController);
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// Not already present, add it.
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AddGamepad(puppetController->GetControllerInfo());
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++mControllerCount;
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}
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}
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}
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void
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VRSystemManagerPuppet::RemoveControllers()
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{
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mPuppetController.Clear();
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mControllerCount = 0;
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}
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