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Torque3D/Engine/source/platform/input/openVR/openVRProvider.cpp
James Urquhart da6bcbeb2b Improvements to openvr code 
- Overlays are implemented (sans input for the moment)
- Fixed a problem where the movemanager was using the wrong values for hmd rotation & position
2016-09-11 22:42:42 +01:00

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#include "platform/input/openVR/openVRProvider.h"
#include "platform/platformInput.h"
#include "core/module.h"
#include "console/engineAPI.h"
#include "T3D/gameBase/gameConnection.h"
#include "gui/core/guiCanvas.h"
#include "postFx/postEffectCommon.h"
#include "gfx/D3D11/gfxD3D11Device.h"
#include "gfx/D3D11/gfxD3D11TextureObject.h"
#include "gfx/D3D11/gfxD3D11EnumTranslate.h"
#include "gfx/gfxStringEnumTranslate.h"
#include "gfx/D3D9/gfxD3D9Device.h"
#include "gfx/D3D9/gfxD3D9TextureObject.h"
#include "gfx/D3D9/gfxD3D9EnumTranslate.h"
#ifdef TORQUE_OPENGL
#include "gfx/gl/gfxGLDevice.h"
#include "gfx/gl/gfxGLTextureObject.h"
#include "gfx/gl/gfxGLEnumTranslate.h"
#endif
AngAxisF gLastMoveRot; // jamesu - this is just here for temp debugging
namespace OpenVRUtil
{
void convertTransformFromOVR(const MatrixF &inRotTMat, MatrixF& outRotation)
{
Point4F col0; inRotTMat.getColumn(0, &col0);
Point4F col1; inRotTMat.getColumn(1, &col1);
Point4F col2; inRotTMat.getColumn(2, &col2);
Point4F col3; inRotTMat.getColumn(3, &col3);
// Set rotation. We need to convert from sensor coordinates to
// Torque coordinates. The sensor matrix is stored row-major.
// The conversion is:
//
// Sensor Torque
// a b c a b c a -c b
// d e f --> -g -h -i --> -g i -h
// g h i d e f d -f e
outRotation.setColumn(0, Point4F( col0.x, -col2.x, col1.x, 0.0f));
outRotation.setColumn(1, Point4F(-col0.z, col2.z, -col1.z, 0.0f));
outRotation.setColumn(2, Point4F( col0.y, -col2.y, col1.y, 0.0f));
outRotation.setColumn(3, Point4F(-col3.x, col3.z, -col3.y, 1.0f));
}
void convertTransformToOVR(const MatrixF& inRotation, MatrixF& outRotation)
{
Point4F col0; inRotation.getColumn(0, &col0);
Point4F col1; inRotation.getColumn(1, &col1);
Point4F col2; inRotation.getColumn(2, &col2);
Point4F col3; inRotation.getColumn(3, &col3);
// This is basically a reverse of what is in convertTransformFromOVR
outRotation.setColumn(0, Point4F(col0.x, col2.x, -col1.x, 0.0f));
outRotation.setColumn(1, Point4F(col0.z, col2.z, -col1.z, 0.0f));
outRotation.setColumn(2, Point4F(-col0.y, -col2.y, col1.y, 0.0f));
outRotation.setColumn(3, Point4F(-col3.x, -col3.z, col3.y, 1.0f));
}
MatrixF convertSteamVRAffineMatrixToMatrixFPlain(const vr::HmdMatrix34_t &mat)
{
MatrixF outMat(1);
outMat.setColumn(0, Point4F(mat.m[0][0], mat.m[1][0], mat.m[2][0], 0.0));
outMat.setColumn(1, Point4F(mat.m[0][1], mat.m[1][1], mat.m[2][1], 0.0));
outMat.setColumn(2, Point4F(mat.m[0][2], mat.m[1][2], mat.m[2][2], 0.0));
outMat.setColumn(3, Point4F(mat.m[0][3], mat.m[1][3], mat.m[2][3], 1.0f)); // pos
return outMat;
}
void convertMatrixFPlainToSteamVRAffineMatrix(const MatrixF &inMat, vr::HmdMatrix34_t &outMat)
{
Point4F row0; inMat.getRow(0, &row0);
Point4F row1; inMat.getRow(1, &row1);
Point4F row2; inMat.getRow(2, &row2);
outMat.m[0][0] = row0.x;
outMat.m[0][1] = row0.y;
outMat.m[0][2] = row0.z;
outMat.m[0][3] = row0.w;
outMat.m[1][0] = row1.x;
outMat.m[1][1] = row1.y;
outMat.m[1][2] = row1.z;
outMat.m[1][3] = row1.w;
outMat.m[2][0] = row2.x;
outMat.m[2][1] = row2.y;
outMat.m[2][2] = row2.z;
outMat.m[2][3] = row2.w;
}
U32 convertOpenVRButtonToTorqueButton(uint32_t vrButton)
{
switch (vrButton)
{
case vr::VRMouseButton_Left:
return KEY_BUTTON0;
case vr::VRMouseButton_Right:
return KEY_BUTTON1;
case vr::VRMouseButton_Middle:
return KEY_BUTTON2;
}
}
vr::VRTextureBounds_t TorqueRectToBounds(const RectI &rect, const Point2I &widthHeight)
{
vr::VRTextureBounds_t bounds;
F32 xRatio = 1.0 / (F32)widthHeight.x;
F32 yRatio = 1.0 / (F32)widthHeight.y;
bounds.uMin = rect.point.x * xRatio;
bounds.vMin = rect.point.y * yRatio;
bounds.uMax = (rect.point.x + rect.extent.x) * xRatio;
bounds.vMax = (rect.point.y + rect.extent.y) * yRatio;
return bounds;
}
}
//------------------------------------------------------------
DECLARE_SCOPE(OpenVR);
IMPLEMENT_SCOPE(OpenVR, OpenVRProvider, , "");
ConsoleDoc(
"@class OpenVRProvider\n"
"@brief This class is the interface between TorqueScript and OpenVR.\n\n"
"@ingroup OpenVR\n"
);
// Enum impls
ImplementEnumType(OpenVROverlayInputMethod,
"Types of input supported by VR Overlays. .\n\n"
"@ingroup OpenVR")
{ vr::VROverlayInputMethod_None, "None" },
{ vr::VROverlayInputMethod_Mouse, "Mouse" },
EndImplementEnumType;
ImplementEnumType(OpenVROverlayTransformType,
"Allows the caller to figure out which overlay transform getter to call. .\n\n"
"@ingroup OpenVR")
{ vr::VROverlayTransform_Absolute, "Absolute" },
{ vr::VROverlayTransform_TrackedDeviceRelative, "TrackedDeviceRelative" },
{ vr::VROverlayTransform_SystemOverlay, "SystemOverlay" },
{ vr::VROverlayTransform_TrackedComponent, "TrackedComponent" },
EndImplementEnumType;
ImplementEnumType(OpenVRGamepadTextInputMode,
"Types of input supported by VR Overlays. .\n\n"
"@ingroup OpenVR")
{ vr::k_EGamepadTextInputModeNormal, "Normal", },
{ vr::k_EGamepadTextInputModePassword, "Password", },
{ vr::k_EGamepadTextInputModeSubmit, "Submit" },
EndImplementEnumType;
ImplementEnumType(OpenVRGamepadTextInputLineMode,
"Types of input supported by VR Overlays. .\n\n"
"@ingroup OpenVR")
{ vr::k_EGamepadTextInputLineModeSingleLine, "SingleLine" },
{ vr::k_EGamepadTextInputLineModeMultipleLines, "MultipleLines" },
EndImplementEnumType;
ImplementEnumType(OpenVRTrackingResult,
". .\n\n"
"@ingroup OpenVR")
{ vr::TrackingResult_Uninitialized, "None" },
{ vr::TrackingResult_Calibrating_InProgress, "Calibrating_InProgress" },
{ vr::TrackingResult_Calibrating_OutOfRange, "Calibrating_OutOfRange" },
{ vr::TrackingResult_Running_OK, "Running_Ok" },
{ vr::TrackingResult_Running_OutOfRange, "Running_OutOfRange" },
EndImplementEnumType;
ImplementEnumType(OpenVRTrackingUniverseOrigin,
"Identifies which style of tracking origin the application wants to use for the poses it is requesting. .\n\n"
"@ingroup OpenVR")
{ vr::TrackingUniverseSeated, "Seated" },
{ vr::TrackingUniverseStanding, "Standing" },
{ vr::TrackingUniverseRawAndUncalibrated, "RawAndUncalibrated" },
EndImplementEnumType;
ImplementEnumType(OpenVROverlayDirection,
"Directions for changing focus between overlays with the gamepad. .\n\n"
"@ingroup OpenVR")
{ vr::OverlayDirection_Up, "Up" },
{ vr::OverlayDirection_Down, "Down" },
{ vr::OverlayDirection_Left, "Left" },
{ vr::OverlayDirection_Right, "Right" },
EndImplementEnumType;
ImplementEnumType(OpenVRState,
"Status of the overall system or tracked objects. .\n\n"
"@ingroup OpenVR")
{ vr::VRState_Undefined, "Undefined" },
{ vr::VRState_Off, "Off" },
{ vr::VRState_Searching, "Searching" },
{ vr::VRState_Searching_Alert, "Searching_Alert" },
{ vr::VRState_Ready, "Ready" },
{ vr::VRState_Ready_Alert, "Ready_Alert" },
{ vr::VRState_NotReady, "NotReady" },
EndImplementEnumType;
//------------------------------------------------------------
U32 OpenVRProvider::OVR_SENSORROT[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_SENSORROTANG[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_SENSORVELOCITY[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_SENSORANGVEL[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_SENSORMAGNETOMETER[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_SENSORPOSITION[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_BUTTONPRESSED[vr::k_unMaxTrackedDeviceCount];
U32 OpenVRProvider::OVR_BUTTONTOUCHED[vr::k_unMaxTrackedDeviceCount];
U32 OpenVRProvider::OVR_AXISNONE[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_AXISTRACKPAD[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_AXISJOYSTICK[vr::k_unMaxTrackedDeviceCount] = { 0 };
U32 OpenVRProvider::OVR_AXISTRIGGER[vr::k_unMaxTrackedDeviceCount] = { 0 };
static String GetTrackedDeviceString(vr::IVRSystem *pHmd, vr::TrackedDeviceIndex_t unDevice, vr::TrackedDeviceProperty prop, vr::TrackedPropertyError *peError = NULL)
{
uint32_t unRequiredBufferLen = pHmd->GetStringTrackedDeviceProperty(unDevice, prop, NULL, 0, peError);
if (unRequiredBufferLen == 0)
return "";
char *pchBuffer = new char[unRequiredBufferLen];
unRequiredBufferLen = pHmd->GetStringTrackedDeviceProperty(unDevice, prop, pchBuffer, unRequiredBufferLen, peError);
String sResult = pchBuffer;
delete[] pchBuffer;
return sResult;
}
MODULE_BEGIN(OpenVRProvider)
MODULE_INIT_AFTER(InputEventManager)
MODULE_SHUTDOWN_BEFORE(InputEventManager)
MODULE_INIT
{
OpenVRProvider::staticInit();
ManagedSingleton< OpenVRProvider >::createSingleton();
}
MODULE_SHUTDOWN
{
ManagedSingleton< OpenVRProvider >::deleteSingleton();
}
MODULE_END;
bool OpenVRRenderState::setupRenderTargets(GFXDevice::GFXDeviceRenderStyles mode)
{
if (!mHMD)
return false;
if (mRenderMode == mode)
return true;
mRenderMode = mode;
if (mode == GFXDevice::RS_Standard)
{
reset(mHMD);
return true;
}
U32 sizeX, sizeY;
Point2I newRTSize;
mHMD->GetRecommendedRenderTargetSize(&sizeX, &sizeY);
if (mode == GFXDevice::RS_StereoSeparate)
{
mEyeViewport[0] = RectI(Point2I(0, 0), Point2I(sizeX, sizeY));
mEyeViewport[1] = RectI(Point2I(0, 0), Point2I(sizeX, sizeY));
newRTSize.x = sizeX;
newRTSize.y = sizeY;
}
else
{
mEyeViewport[0] = RectI(Point2I(0, 0), Point2I(sizeX, sizeY));
mEyeViewport[1] = RectI(Point2I(sizeX, 0), Point2I(sizeX, sizeY));
newRTSize.x = sizeX * 2;
newRTSize.y = sizeY;
}
GFXTexHandle stereoTexture;
stereoTexture.set(newRTSize.x, newRTSize.y, GFXFormatR8G8B8A8, &VRTextureProfile, "OpenVR Stereo RT Color");
mStereoRenderTexture = stereoTexture;
GFXTexHandle stereoDepthTexture;
stereoDepthTexture.set(newRTSize.x, newRTSize.y, GFXFormatD24S8, &VRDepthProfile, "OpenVR Depth");
mStereoDepthTexture = stereoDepthTexture;
mStereoRT = GFX->allocRenderToTextureTarget();
mStereoRT->attachTexture(GFXTextureTarget::Color0, stereoTexture);
mStereoRT->attachTexture(GFXTextureTarget::DepthStencil, stereoDepthTexture);
mOutputEyeTextures.init(newRTSize.x, newRTSize.y, GFXFormatR8G8B8A8, &VRTextureProfile, "OpenVR Stereo RT Color OUTPUT");
return true;
}
void OpenVRRenderState::renderPreview()
{
}
void OpenVRRenderState::reset(vr::IVRSystem* hmd)
{
mHMD = hmd;
mStereoRT = NULL;
mStereoRenderTexture = NULL;
mStereoDepthTexture = NULL;
mOutputEyeTextures.clear();
if (!mHMD)
return;
vr::HmdMatrix34_t mat = mHMD->GetEyeToHeadTransform(vr::Eye_Left);
mEyePose[0] = OpenVRUtil::convertSteamVRAffineMatrixToMatrixFPlain(mat);
mEyePose[0].inverse();
mat = mHMD->GetEyeToHeadTransform(vr::Eye_Right);
mEyePose[1] = OpenVRUtil::convertSteamVRAffineMatrixToMatrixFPlain(mat);
mEyePose[1].inverse();
mHMD->GetProjectionRaw(vr::Eye_Left, &mEyeFov[0].leftTan, &mEyeFov[0].rightTan, &mEyeFov[0].upTan, &mEyeFov[0].downTan);
mHMD->GetProjectionRaw(vr::Eye_Right, &mEyeFov[1].leftTan, &mEyeFov[1].rightTan, &mEyeFov[1].upTan, &mEyeFov[1].downTan);
mEyeFov[0].upTan = -mEyeFov[0].upTan;
mEyeFov[0].leftTan = -mEyeFov[0].leftTan;
mEyeFov[1].upTan = -mEyeFov[1].upTan;
mEyeFov[1].leftTan = -mEyeFov[1].leftTan;
}
OpenVRProvider::OpenVRProvider() :
mHMD(NULL),
mRenderModels(NULL),
mDrawCanvas(NULL),
mGameConnection(NULL)
{
dStrcpy(mName, "openvr");
mDeviceType = INPUTMGR->getNextDeviceType();
buildInputCodeTable();
GFXDevice::getDeviceEventSignal().notify(this, &OpenVRProvider::_handleDeviceEvent);
INPUTMGR->registerDevice(this);
dMemset(&mLUID, '\0', sizeof(mLUID));
mTrackingSpace = vr::TrackingUniverseSeated;
}
OpenVRProvider::~OpenVRProvider()
{
}
void OpenVRProvider::staticInit()
{
// Overlay flags
Con::setIntVariable("$OpenVR::OverlayFlags_None", 1 << (U32)vr::VROverlayFlags_None);
Con::setIntVariable("$OpenVR::OverlayFlags_Curved", 1 << (U32)vr::VROverlayFlags_Curved);
Con::setIntVariable("$OpenVR::OverlayFlags_RGSS4X", 1 << (U32)vr::VROverlayFlags_RGSS4X);
Con::setIntVariable("$OpenVR::OverlayFlags_NoDashboardTab", 1 << (U32)vr::VROverlayFlags_NoDashboardTab);
Con::setIntVariable("$OpenVR::OverlayFlags_AcceptsGamepadEvents", 1 << (U32)vr::VROverlayFlags_AcceptsGamepadEvents);
Con::setIntVariable("$OpenVR::OverlayFlags_ShowGamepadFocus", 1 << (U32)vr::VROverlayFlags_ShowGamepadFocus);
Con::setIntVariable("$OpenVR::OverlayFlags_SendVRScrollEvents", 1 << (U32)vr::VROverlayFlags_SendVRScrollEvents);
Con::setIntVariable("$OpenVR::OverlayFlags_SendVRTouchpadEvents", 1 << (U32)vr::VROverlayFlags_SendVRTouchpadEvents);
Con::setIntVariable("$OpenVR::OverlayFlags_ShowTouchPadScrollWheel", 1 << (U32)vr::VROverlayFlags_ShowTouchPadScrollWheel);
}
bool OpenVRProvider::enable()
{
disable();
// Load openvr runtime
vr::EVRInitError eError = vr::VRInitError_None;
mHMD = vr::VR_Init(&eError, vr::VRApplication_Scene);
dMemset(mDeviceClassChar, '\0', sizeof(mDeviceClassChar));
if (eError != vr::VRInitError_None)
{
mHMD = NULL;
char buf[1024];
sprintf_s(buf, sizeof(buf), "Unable to init VR runtime: %s", vr::VR_GetVRInitErrorAsEnglishDescription(eError));
Con::printf(buf);
return false;
}
dMemset(&mLUID, '\0', sizeof(mLUID));
#ifdef TORQUE_OS_WIN32
// For windows we need to lookup the DXGI record for this and grab the LUID for the display adapter. We need the LUID since
// T3D uses EnumAdapters1 not EnumAdapters whereas openvr uses EnumAdapters.
int32_t AdapterIdx;
IDXGIAdapter* EnumAdapter;
IDXGIFactory1* DXGIFactory;
mHMD->GetDXGIOutputInfo(&AdapterIdx);
// Get the LUID of the device
HRESULT hr = CreateDXGIFactory1(__uuidof(IDXGIFactory1), reinterpret_cast<void**>(&DXGIFactory));
if (FAILED(hr))
AssertFatal(false, "OpenVRProvider::enable -> CreateDXGIFactory1 call failure");
hr = DXGIFactory->EnumAdapters(AdapterIdx, &EnumAdapter);
if (FAILED(hr))
{
Con::warnf("VR: HMD device has an invalid adapter.");
}
else
{
DXGI_ADAPTER_DESC desc;
hr = EnumAdapter->GetDesc(&desc);
if (FAILED(hr))
{
Con::warnf("VR: HMD device has an invalid adapter.");
}
else
{
dMemcpy(&mLUID, &desc.AdapterLuid, sizeof(mLUID));
}
SAFE_RELEASE(EnumAdapter);
}
SAFE_RELEASE(DXGIFactory);
#endif
mRenderModels = (vr::IVRRenderModels *)vr::VR_GetGenericInterface(vr::IVRRenderModels_Version, &eError);
if (!mRenderModels)
{
mHMD = NULL;
vr::VR_Shutdown();
char buf[1024];
sprintf_s(buf, sizeof(buf), "Unable to get render model interface: %s", vr::VR_GetVRInitErrorAsEnglishDescription(eError));
Con::printf(buf);
return false;
}
mDriver = GetTrackedDeviceString(mHMD, vr::k_unTrackedDeviceIndex_Hmd, vr::Prop_TrackingSystemName_String);
mDisplay = GetTrackedDeviceString(mHMD, vr::k_unTrackedDeviceIndex_Hmd, vr::Prop_SerialNumber_String);
mHMDRenderState.reset(mHMD);
mHMD->ResetSeatedZeroPose();
dMemset(mPreviousInputTrackedDevicePose, '\0', sizeof(mPreviousInputTrackedDevicePose));
mEnabled = true;
return true;
}
bool OpenVRProvider::disable()
{
if (mHMD)
{
mHMD = NULL;
mRenderModels = NULL;
mHMDRenderState.reset(NULL);
vr::VR_Shutdown();
}
mEnabled = false;
return true;
}
void OpenVRProvider::buildInputCodeTable()
{
// Obtain all of the device codes
for (U32 i = 0; i < vr::k_unMaxTrackedDeviceCount; ++i)
{
OVR_SENSORROT[i] = INPUTMGR->getNextDeviceCode();
OVR_SENSORROTANG[i] = INPUTMGR->getNextDeviceCode();
OVR_SENSORVELOCITY[i] = INPUTMGR->getNextDeviceCode();
OVR_SENSORANGVEL[i] = INPUTMGR->getNextDeviceCode();
OVR_SENSORMAGNETOMETER[i] = INPUTMGR->getNextDeviceCode();
OVR_SENSORPOSITION[i] = INPUTMGR->getNextDeviceCode();
OVR_BUTTONPRESSED[i] = INPUTMGR->getNextDeviceCode();
OVR_BUTTONTOUCHED[i] = INPUTMGR->getNextDeviceCode();
OVR_AXISNONE[i] = INPUTMGR->getNextDeviceCode();
OVR_AXISTRACKPAD[i] = INPUTMGR->getNextDeviceCode();
OVR_AXISJOYSTICK[i] = INPUTMGR->getNextDeviceCode();
OVR_AXISTRIGGER[i] = INPUTMGR->getNextDeviceCode();
}
// Build out the virtual map
char buffer[64];
for (U32 i = 0; i < vr::k_unMaxTrackedDeviceCount; ++i)
{
dSprintf(buffer, 64, "opvr_sensorrot%d", i);
INPUTMGR->addVirtualMap(buffer, SI_ROT, OVR_SENSORROT[i]);
dSprintf(buffer, 64, "opvr_sensorrotang%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_SENSORROTANG[i]);
dSprintf(buffer, 64, "opvr_sensorvelocity%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_SENSORVELOCITY[i]);
dSprintf(buffer, 64, "opvr_sensorangvel%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_SENSORANGVEL[i]);
dSprintf(buffer, 64, "opvr_sensormagnetometer%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_SENSORMAGNETOMETER[i]);
dSprintf(buffer, 64, "opvr_sensorpos%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_SENSORPOSITION[i]);
dSprintf(buffer, 64, "opvr_buttonpressed%d", i);
INPUTMGR->addVirtualMap(buffer, SI_INT, OVR_BUTTONPRESSED[i]);
dSprintf(buffer, 64, "opvr_buttontouched%d", i);
INPUTMGR->addVirtualMap(buffer, SI_INT, OVR_BUTTONTOUCHED[i]);
dSprintf(buffer, 64, "opvr_axis_none%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_AXISNONE[i]);
dSprintf(buffer, 64, "opvr_axis_trackpad%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_AXISTRACKPAD[i]);
dSprintf(buffer, 64, "opvr_axis_joystick%d", i);
INPUTMGR->addVirtualMap(buffer, SI_POS, OVR_AXISJOYSTICK[i]);
dSprintf(buffer, 64, "opvr_axis_trigger%d", i);
INPUTMGR->addVirtualMap(buffer, SI_INT, OVR_AXISTRIGGER[i]);
}
}
bool OpenVRProvider::process()
{
if (!mHMD)
return true;
if (!vr::VRCompositor())
return true;
// Process SteamVR events
vr::VREvent_t event;
while (mHMD->PollNextEvent(&event, sizeof(event)))
{
processVREvent(event);
}
// Process SteamVR controller state
for (vr::TrackedDeviceIndex_t unDevice = 0; unDevice < vr::k_unMaxTrackedDeviceCount; unDevice++)
{
vr::VRControllerState_t state;
if (mHMD->GetControllerState(unDevice, &state))
{
// TODO
}
}
// Update input poses
updateTrackedPoses();
submitInputChanges();
return true;
}
bool OpenVRProvider::providesFrameEyePose() const
{
return mHMD != NULL;
}
inline Point3F OpenVRVecToTorqueVec(vr::HmdVector3_t vec)
{
return Point3F(-vec.v[0], vec.v[2], -vec.v[1]);
}
void OpenVRTransformToRotPos(MatrixF mat, QuatF &outRot, Point3F &outPos)
{
// Directly set the rotation and position from the eye transforms
MatrixF torqueMat(1);
OpenVRUtil::convertTransformFromOVR(mat, torqueMat);
Point3F pos = torqueMat.getPosition();
outRot = QuatF(torqueMat);
outPos = pos;// Point3F(-pos.x, pos.z, -pos.y);
}
void OpenVRProvider::getFrameEyePose(IDevicePose *pose, U32 eye) const
{
AssertFatal(eye >= 0 && eye < 2, "Out of bounds eye");
MatrixF mat = mHMDRenderState.mEyePose[eye] * mHMDRenderState.mHMDPose; // same order as in the openvr example
OpenVRTransformToRotPos(mat, pose->orientation, pose->position);
pose->velocity = Point3F(0);
pose->angularVelocity = Point3F(0);
}
bool OpenVRProvider::providesEyeOffsets() const
{
return mHMD != NULL;
}
/// Returns eye offset not taking into account any position tracking info
void OpenVRProvider::getEyeOffsets(Point3F *dest) const
{
dest[0] = mHMDRenderState.mEyePose[0].getPosition();
dest[1] = mHMDRenderState.mEyePose[1].getPosition();
dest[0] = Point3F(-dest[0].x, dest[0].y, dest[0].z); // convert from vr-space
dest[1] = Point3F(-dest[1].x, dest[1].y, dest[1].z);
}
bool OpenVRProvider::providesFovPorts() const
{
return mHMD != NULL;
}
void OpenVRProvider::getFovPorts(FovPort *out) const
{
dMemcpy(out, mHMDRenderState.mEyeFov, sizeof(mHMDRenderState.mEyeFov));
}
bool OpenVRProvider::providesProjectionOffset() const
{
return mHMD != NULL;
}
const Point2F& OpenVRProvider::getProjectionOffset() const
{
return Point2F(0, 0);
}
void OpenVRProvider::getStereoViewports(RectI *out) const
{
out[0] = mHMDRenderState.mEyeViewport[0];
out[1] = mHMDRenderState.mEyeViewport[1];
}
void OpenVRProvider::getStereoTargets(GFXTextureTarget **out) const
{
out[0] = mHMDRenderState.mStereoRT;
out[1] = mHMDRenderState.mStereoRT;
}
void OpenVRProvider::setDrawCanvas(GuiCanvas *canvas)
{
vr::EVRInitError peError = vr::VRInitError_None;
if (!vr::VRCompositor())
{
Con::errorf("VR: Compositor initialization failed. See log file for details\n");
return;
}
if (mDrawCanvas != canvas || mHMDRenderState.mHMD == NULL)
{
mHMDRenderState.setupRenderTargets(GFXDevice::RS_Standard);
}
mDrawCanvas = canvas;
}
void OpenVRProvider::setDrawMode(GFXDevice::GFXDeviceRenderStyles style)
{
mHMDRenderState.setupRenderTargets(style);
}
void OpenVRProvider::setCurrentConnection(GameConnection *connection)
{
mGameConnection = connection;
}
GameConnection* OpenVRProvider::getCurrentConnection()
{
return mGameConnection;
}
GFXTexHandle OpenVRProvider::getPreviewTexture()
{
return mHMDRenderState.mStereoRenderTexture; // TODO: render distortion preview
}
void OpenVRProvider::onStartFrame()
{
if (!mHMD)
return;
}
void OpenVRProvider::onEndFrame()
{
if (!mHMD)
return;
}
void OpenVRProvider::onEyeRendered(U32 index)
{
if (!mHMD)
return;
vr::EVRCompositorError err = vr::VRCompositorError_None;
vr::VRTextureBounds_t bounds;
U32 textureIdxToSubmit = index;
GFXTexHandle eyeTex = mHMDRenderState.mOutputEyeTextures.getTextureHandle();
if (mHMDRenderState.mRenderMode == GFXDevice::RS_StereoSeparate)
{
mHMDRenderState.mStereoRT->resolveTo(eyeTex);
mHMDRenderState.mOutputEyeTextures.advance();
}
else
{
// assuming side-by-side, so the right eye will be next
if (index == 1)
{
mHMDRenderState.mStereoRT->resolveTo(eyeTex);
mHMDRenderState.mOutputEyeTextures.advance();
}
else
{
return;
}
}
if (GFX->getAdapterType() == Direct3D11)
{
vr::Texture_t eyeTexture;
if (mHMDRenderState.mRenderMode == GFXDevice::RS_StereoSeparate)
{
// whatever eye we are on
eyeTexture = { (void*)static_cast<GFXD3D11TextureObject*>(eyeTex.getPointer())->get2DTex(), vr::API_DirectX, vr::ColorSpace_Gamma };
bounds = OpenVRUtil::TorqueRectToBounds(mHMDRenderState.mEyeViewport[index], mHMDRenderState.mStereoRenderTexture.getWidthHeight());
err = vr::VRCompositor()->Submit((vr::EVREye)(vr::Eye_Left + index), &eyeTexture, &bounds);
}
else
{
// left & right at the same time
eyeTexture = { (void*)static_cast<GFXD3D11TextureObject*>(eyeTex.getPointer())->get2DTex(), vr::API_DirectX, vr::ColorSpace_Gamma };
bounds = OpenVRUtil::TorqueRectToBounds(mHMDRenderState.mEyeViewport[0], mHMDRenderState.mStereoRenderTexture.getWidthHeight());
err = vr::VRCompositor()->Submit((vr::EVREye)(vr::Eye_Left), &eyeTexture, &bounds);
bounds = OpenVRUtil::TorqueRectToBounds(mHMDRenderState.mEyeViewport[1], mHMDRenderState.mStereoRenderTexture.getWidthHeight());
err = vr::VRCompositor()->Submit((vr::EVREye)(vr::Eye_Right), &eyeTexture, &bounds);
}
}
else if (GFX->getAdapterType() == Direct3D9)
{
//vr::Texture_t eyeTexture = { (void*)static_cast<GFXD3D9TextureObject*>(mHMDRenderState.mStereoRenderTextures[index].getPointer())->get2DTex(), vr::API_DirectX, vr::ColorSpace_Gamma };
//err = vr::VRCompositor()->Submit((vr::EVREye)(vr::Eye_Left + index), &eyeTexture);
}
#ifdef TORQUE_OPENGL
else if (GFX->getAdapterType() == OpenGL)
{
vr::Texture_t eyeTexture;
if (mHMDRenderState.mRenderMode == GFXDevice::RS_StereoSeparate)
{
// whatever eye we are on
eyeTexture = { (void*)static_cast<GFXGLTextureObject*>(eyeTex.getPointer())->getHandle(), vr::API_OpenGL, vr::ColorSpace_Gamma };
bounds = OpenVRUtil::TorqueRectToBounds(mHMDRenderState.mEyeViewport[index], mHMDRenderState.mStereoRenderTexture.getWidthHeight());
err = vr::VRCompositor()->Submit((vr::EVREye)(vr::Eye_Left + index), &eyeTexture, &bounds);
}
else
{
// left & right at the same time
eyeTexture = { (void*)static_cast<GFXGLTextureObject*>(eyeTex.getPointer())->getHandle(), vr::API_OpenGL, vr::ColorSpace_Gamma };
bounds = OpenVRUtil::TorqueRectToBounds(mHMDRenderState.mEyeViewport[0], mHMDRenderState.mStereoRenderTexture.getWidthHeight());
err = vr::VRCompositor()->Submit((vr::EVREye)(vr::Eye_Left), &eyeTexture, &bounds);
bounds = OpenVRUtil::TorqueRectToBounds(mHMDRenderState.mEyeViewport[1], mHMDRenderState.mStereoRenderTexture.getWidthHeight());
err = vr::VRCompositor()->Submit((vr::EVREye)(vr::Eye_Right), &eyeTexture, &bounds);
}
}
#endif
AssertFatal(err == vr::VRCompositorError_None, "VR compositor error!");
}
void OpenVRProvider::setRoomTracking(bool room)
{
vr::IVRCompositor* compositor = vr::VRCompositor();
mTrackingSpace = room ? vr::TrackingUniverseStanding : vr::TrackingUniverseSeated;
if (compositor) compositor->SetTrackingSpace(mTrackingSpace);
}
bool OpenVRProvider::_handleDeviceEvent(GFXDevice::GFXDeviceEventType evt)
{
if (!ManagedSingleton<OpenVRProvider>::instanceOrNull())
{
return true;
}
switch (evt)
{
case GFXDevice::deStartOfFrame:
// Start of frame
onStartFrame();
break;
case GFXDevice::dePostFrame:
// End of frame
onEndFrame();
break;
case GFXDevice::deDestroy:
// Need to reinit rendering
break;
case GFXDevice::deLeftStereoFrameRendered:
//
onEyeRendered(0);
break;
case GFXDevice::deRightStereoFrameRendered:
//
onEyeRendered(1);
break;
default:
break;
}
return true;
}
S32 OpenVRProvider::getDisplayDeviceId() const
{
#if defined(TORQUE_OS_WIN64) || defined(TORQUE_OS_WIN32)
if (GFX && GFX->getAdapterType() == Direct3D11)
{
Vector<GFXAdapter*> adapterList;
GFXD3D11Device::enumerateAdapters(adapterList);
for (U32 i = 0, sz = adapterList.size(); i < sz; i++)
{
GFXAdapter* adapter = adapterList[i];
if (dMemcmp(&adapter->mLUID, &mLUID, sizeof(mLUID)) == 0)
{
return adapter->mIndex;
}
}
}
#endif
return -1;
}
void OpenVRProvider::processVREvent(const vr::VREvent_t & event)
{
switch (event.eventType)
{
case vr::VREvent_TrackedDeviceActivated:
{
// Setup render model
}
break;
case vr::VREvent_TrackedDeviceDeactivated:
{
// Deactivated
}
break;
case vr::VREvent_TrackedDeviceUpdated:
{
// Updated
}
break;
}
}
void OpenVRProvider::updateTrackedPoses()
{
if (!mHMD)
return;
vr::IVRCompositor* compositor = vr::VRCompositor();
if (!compositor)
return;
if (compositor->GetTrackingSpace() != mTrackingSpace)
{
compositor->SetTrackingSpace(mTrackingSpace);
}
compositor->WaitGetPoses(mTrackedDevicePose, vr::k_unMaxTrackedDeviceCount, NULL, 0);
mValidPoseCount = 0;
for (int nDevice = 0; nDevice < vr::k_unMaxTrackedDeviceCount; ++nDevice)
{
IDevicePose &inPose = mCurrentDevicePose[nDevice];
if (mTrackedDevicePose[nDevice].bPoseIsValid)
{
mValidPoseCount++;
MatrixF mat = OpenVRUtil::convertSteamVRAffineMatrixToMatrixFPlain(mTrackedDevicePose[nDevice].mDeviceToAbsoluteTracking);
if (nDevice == vr::k_unTrackedDeviceIndex_Hmd)
{
mHMDRenderState.mHMDPose = mat;
// jaeesu - store the last rotation for temp debugging
MatrixF torqueMat(1);
OpenVRUtil::convertTransformFromOVR(mat, torqueMat);
gLastMoveRot = AngAxisF(torqueMat);
//Con::printf("gLastMoveRot = %f,%f,%f,%f", gLastMoveRot.axis.x, gLastMoveRot.axis.y, gLastMoveRot.axis.z, gLastMoveRot.angle);
mHMDRenderState.mHMDPose.inverse();
}
vr::TrackedDevicePose_t &outPose = mTrackedDevicePose[nDevice];
OpenVRTransformToRotPos(mat, inPose.orientation, inPose.position);
inPose.state = outPose.eTrackingResult;
inPose.valid = outPose.bPoseIsValid;
inPose.connected = outPose.bDeviceIsConnected;
inPose.velocity = OpenVRVecToTorqueVec(outPose.vVelocity);
inPose.angularVelocity = OpenVRVecToTorqueVec(outPose.vAngularVelocity);
}
else
{
inPose.valid = false;
}
}
}
void OpenVRProvider::submitInputChanges()
{
// Diff current frame with previous frame
for (U32 i = 0; i < vr::k_unMaxTrackedDeviceCount; i++)
{
IDevicePose curPose = mCurrentDevicePose[i];
IDevicePose prevPose = mPreviousInputTrackedDevicePose[i];
if (!curPose.valid || !curPose.connected)
continue;
if (curPose.orientation != prevPose.orientation)
{
AngAxisF axisAA(curPose.orientation);
INPUTMGR->buildInputEvent(mDeviceType, 0, SI_ROT, OVR_SENSORROT[i], SI_MOVE, axisAA);
}
if (curPose.position != prevPose.position)
{
INPUTMGR->buildInputEvent(mDeviceType, 0, SI_POS, OVR_SENSORPOSITION[i], SI_MOVE, curPose.position);
}
if (curPose.velocity != prevPose.velocity)
{
// Convert angles to degrees
VectorF angles;
angles.x = curPose.velocity.x;
angles.y = curPose.velocity.y;
angles.z = curPose.velocity.z;
INPUTMGR->buildInputEvent(mDeviceType, 0, SI_POS, OVR_SENSORVELOCITY[i], SI_MOVE, angles);
}
if (curPose.angularVelocity != prevPose.angularVelocity)
{
// Convert angles to degrees
VectorF angles;
angles[0] = mRadToDeg(curPose.velocity.x);
angles[1] = mRadToDeg(curPose.velocity.y);
angles[2] = mRadToDeg(curPose.velocity.z);
INPUTMGR->buildInputEvent(mDeviceType, 0, SI_POS, OVR_SENSORANGVEL[i], SI_MOVE, angles);
}
/*
if (curPose.connected != prevPose.connected)
{
if (Con::isFunction("onOVRConnectionChanged"))
{
Con::executef("onOVRConnectionStatus", curPose.connected);
}
}*/
if (curPose.state != prevPose.state)
{
if (Con::isFunction("onOVRStateChanged"))
{
Con::executef("onOVRStateChanged", curPose.state);
}
}
}
dMemcpy(mPreviousInputTrackedDevicePose, mCurrentDevicePose, sizeof(mPreviousInputTrackedDevicePose));
}
void OpenVRProvider::resetSensors()
{
if (mHMD)
{
mHMD->ResetSeatedZeroPose();
}
}
OpenVROverlay *OpenVRProvider::getGamepadFocusOverlay()
{
return NULL;
}
void OpenVRProvider::setOverlayNeighbour(vr::EOverlayDirection dir, OpenVROverlay *overlay)
{
}
bool OpenVRProvider::isDashboardVisible()
{
return false;
}
void OpenVRProvider::showDashboard(const char *overlayToShow)
{
}
vr::TrackedDeviceIndex_t OpenVRProvider::getPrimaryDashboardDevice()
{
return -1;
}
void OpenVRProvider::setKeyboardTransformAbsolute(const MatrixF &xfm)
{
// mTrackingSpace
}
void OpenVRProvider::setKeyboardPositionForOverlay(OpenVROverlay *overlay, const RectI &rect)
{
}
DefineEngineStaticMethod(OpenVR, isDeviceActive, bool, (), ,
"@brief Used to determine if the OpenVR input device is active\n\n"
"The OpenVR device is considered active when the library has been "
"initialized and either a real of simulated HMD is present.\n\n"
"@return True if the OpenVR input device is active.\n"
"@ingroup Game")
{
if (!ManagedSingleton<OpenVRProvider>::instanceOrNull())
{
return false;
}
return OPENVR->getActive();
}
DefineEngineStaticMethod(OpenVR, setEnabled, bool, (bool value), ,
"@brief Used to determine if the OpenVR input device is active\n\n"
"The OpenVR device is considered active when the library has been "
"initialized and either a real of simulated HMD is present.\n\n"
"@return True if the OpenVR input device is active.\n"
"@ingroup Game")
{
if (!ManagedSingleton<OpenVRProvider>::instanceOrNull())
{
return false;
}
return value ? OPENVR->enable() : OPENVR->disable();
}
DefineEngineStaticMethod(OpenVR, setHMDAsGameConnectionDisplayDevice, bool, (GameConnection* conn), ,
"@brief Sets the first HMD to be a GameConnection's display device\n\n"
"@param conn The GameConnection to set.\n"
"@return True if the GameConnection display device was set.\n"
"@ingroup Game")
{
if (!ManagedSingleton<OpenVRProvider>::instanceOrNull())
{
Con::errorf("setOVRHMDAsGameConnectionDisplayDevice(): No Oculus VR Device present.");
return false;
}
if (!conn)
{
Con::errorf("setOVRHMDAsGameConnectionDisplayDevice(): Invalid GameConnection.");
return false;
}
conn->setDisplayDevice(OPENVR);
return true;
}
DefineEngineStaticMethod(OpenVR, getDisplayDeviceId, S32, (), ,
"@brief MacOS display ID.\n\n"
"@param index The HMD index.\n"
"@return The ID of the HMD display device, if any.\n"
"@ingroup Game")
{
if (!ManagedSingleton<OpenVRProvider>::instanceOrNull())
{
return -1;
}
return OPENVR->getDisplayDeviceId();
}
DefineEngineStaticMethod(OpenVR, resetSensors, void, (), ,
"@brief Resets all Oculus VR sensors.\n\n"
"This resets all sensor orientations such that their 'normal' rotation "
"is defined when this function is called. This defines an HMD's forwards "
"and up direction, for example."
"@ingroup Game")
{
if (!ManagedSingleton<OpenVRProvider>::instanceOrNull())
{
return;
}
OPENVR->resetSensors();
}
// Overlay stuff
DefineEngineFunction(OpenVRIsCompiledIn, bool, (), , "")
{
return true;
}
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