public RenderStereoTextureCommand(int width, int height, StereoRenderer stereoRenderer)
: base(width, height, stereoRenderer.Scene)
{
this.CommandAttributes |= CommandAttributes.StereoRendering;
this.sceneManager = stereoRenderer.Scene;
this.stereoRenderer = stereoRenderer;
this.stereoCamera = (StereoCamera)stereoRenderer.Camera;
this.stereoCamera.StereoParametersChanged += RequestUpdate;
Texture2DDescription StereoTextureDesc = new Texture2DDescription
{
ArraySize = 1,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = Format.R8G8B8A8_UNorm,
Width = 2 * width,
Height = height,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default
};
Texture = new Texture2D(Game.Context.Device, StereoTextureDesc);
}
private void SetupStereoCamera()
{
StereoCamera camera = new StereoCamera();
camera.Translation = new Vector3(0, 0, 0);
CameraNode cameraNode = new CameraNode(camera);
scene.RootNode.AddChild(cameraNode);
scene.CameraNode = cameraNode;
}
void OnEnable()
{
#if !UNITY_EDITOR
m_cam = GetComponent <StereoCamera>();
#endif
int code = NvStereo.NV_InitializeApi();
if (code != 0)
{
string msg = Marshal.PtrToStringAnsi(NvStereo.NV_GetApiErrorMessage(code));
Debug.LogWarning(string.Format("NV Initialize: {0} ({1})" + (code == -144? "\nStereoscopic 3D must be enabled at nVidia Control Panel! Restart Unity 3D after modifying nVidia settings for them to take effect." : ""), code, msg));
}
}
private void SetupStereoCamera()
{
StereoCamera camera = new StereoCamera();
// Load the right eye view matrix from a calibration file created in StereoCameraCalibration tool
Matrix cameraRightView = Matrix.Identity;
MatrixHelper.LoadMatrixFromXML("Wrap920_Stereo_Millimeter.xml", ref cameraRightView);
camera.LeftView = Matrix.CreateLookAt(Vector3.Zero, -Vector3.UnitZ, Vector3.UnitY);
camera.RightView = Matrix.Invert(cameraRightView);
CameraNode cameraNode = new CameraNode(camera);
scene.RootNode.AddChild(cameraNode);
scene.CameraNode = cameraNode;
}
protected StereoRenderer(IDeviceContext deviceContext)
: base(deviceContext)
{
DeviceSettings settings = Game.Context.Settings;
Camera = new StereoCamera();
Camera.Reset();
stereoSourceBox = new ResourceRegion
{
Front = 0,
Back = 1,
Top = 0,
Bottom = settings.ScreenHeight,
Left = 0,
Right = settings.ScreenWidth
};
backBuffer = Game.Context.GetBackBuffer();
cStereoRenderer = new RenderStereoTextureCommand(settings.ScreenWidth, settings.ScreenHeight, this);
}
void Awake()
{
instance = this;
controller = GetComponent <StereoController>();
}
// 将更新眼镜和笔数据放在FixedUpdate里面是为了保证数据更新速度大于画线的速度 ，防止线跳动情况发生。但是这样会牺牲一定的帧数
void Update()
{
///if there is no line renderer of stylus then search for it
if (stylusObject != null && stylusRenderer == null)
{
stylusRenderer = stylusObject.transform.GetComponent <LineRenderer>();
}
//编辑器状态执行逻辑
if (Application.isEditor && !Application.isPlaying)
{
///Update Stylus length here
if (stylusRenderer != null)
{
if (stylusRenderer.startWidth != stylusWidth || (stylusRenderer.GetPosition(1) != stylusRenderer.transform.position + (stylusRenderer.transform.forward * 0.1f * stylusLength)))
{
stylusRenderer.startWidth = stylusWidth;
stylusRenderer.endWidth = stylusWidth;
stylusRenderer.SetPosition(0, stylusRenderer.transform.position);
stylusRenderer.SetPosition(1, stylusRenderer.transform.position + (stylusRenderer.transform.forward * 0.1f * stylusLength)); //(we are reciveing direction in 0.1f scale and forward transform is 1)
}
}
}
if (Application.isPlaying && voxelData.isRecievedData)
{
//获取按钮数据
UpdateButton(voxelData.keyType);
//获取视觉计算后的两个点的数据
if (leftCamera != null && rightCamera != null)
{
if (stylusObject != null)
{
stylusHead = stylusObject.transform.GetChild(0).gameObject;
stylusScaleInital = stylusObject.transform.localScale;
}
if (isHeadTrackingEnabled)
{
int isTrackingGlasses = voxelData.isTrackingGlasses;
glassPosition = new double[] { voxelData.headPosition[0], voxelData.headPosition[1], voxelData.headPosition[2] };
if (currentScreenMode == ScreenMode.ScreenTilt)
{
WireDraw.transform.localRotation = Quaternion.Euler(voxelData.screenAngle, 0, 0);
}
if (stereoCameraInstance == null)
{
stereoCameraInstance = GetComponentInChildren <StereoCamera>();
}
if (!isFirstRun)
{
if (isTrackingGlasses == 1)
{
stereoCameraInstance.stereoMode = StereoCamera.StereoModes.Active;
}
else
{
stereoCameraInstance.stereoMode = StereoCamera.StereoModes.Disabled;
}
}
else
{
isFirstRun = false;
}
UpdateDataToMeter(ref glassPosition); //将单位从毫米换算成米
UpdateCameraPose(new Vector3((float)glassPosition[0] - 0.26f, -(float)glassPosition[1] + 0.05f, (float)glassPosition[2])); //更新眼镜位置
}
if (currentScreenMode == ScreenMode.LookAt)
{
sceneCamera.LookAt(centerObject);
}
}
stylusPositionOne = new double[] { voxelData.penAtPt1[0], voxelData.penAtPt1[1], voxelData.penAtPt1[2], voxelData.penAtPt1[3] };
stylusPositionTwo = new double[] { voxelData.penAtPt2[0], voxelData.penAtPt2[1], voxelData.penAtPt2[2], voxelData.penAtPt2[3] };
Vector3 stylusFinalPointOne, stylusFinalPointTwo;
bool isTherePoint =
VoxelStationMathSdk.Math.UpdatePenPose(stylusPositionOne, stylusPositionTwo, leftCamera, rightCamera, out stylusFinalPointOne, out stylusFinalPointTwo);//两条射线是否有交点
if (isTherePoint)
{
UpdatePose(stylusFinalPointOne, stylusFinalPointTwo);//更新笔的位置
}
//Note: Idle to hover state can be ignored for assigning delegates
//but hover to grab is a must if a user want to pick a object
RaycastHit hit = new RaycastHit();
switch (stylusState)
{
case StylusState.Idle:
{
// Perform a raycast on the entire scene to determine what the
// stylus is currently colliding with.
STYLUS_BEAM_WIDTH = stylusWidth * viewSize;
if (Physics.Raycast(pose.Position, pose.Direction, out hit))
{
// Update the stylus beam length.
STYLUS_BEAM_LENGTH = hit.distance;
switch (hit.collider.tag)
{
case "UI":
stylusState = StylusState.Hover;
if (this.onStylusHoverUIBegin != null)
{
//Calls on hover function
this.onStylusHoverUIBegin(new ActionEventInfo(hit.collider.gameObject));
_UISelection = hit.collider.gameObject;
}
break;
case "Grab":
stylusState = StylusState.Hover;
if (this.onStylusHoverObjectBegin != null)
{
previousModelSelection = hit.collider.gameObject;
this.onStylusHoverObjectBegin(new ActionEventInfo(hit.collider.gameObject));
previousModelSelection = hit.collider.gameObject;
}
break;
default:
break;
}
}
else
{
STYLUS_BEAM_LENGTH = stylusLength;
}
}
break;
case StylusState.Hover:
//PreviousSelection
if (Physics.Raycast(pose.Position, pose.Direction, out hit))
{
// Update the stylus beam length.
STYLUS_BEAM_LENGTH = hit.distance;
switch (hit.collider.tag)
{
case "UI":
//If user pointer came directly from model to UI
//then call object hover end and reset to idle
if (previousModelSelection != null && this.onStylusHoverObjectEnd != null)
{
this.onStylusHoverObjectEnd(new ActionEventInfo(previousModelSelection));
previousModelSelection = null;
stylusState = StylusState.Idle;
}
if (isButtonOnePressed && !wasButtonOnePressed && this.onStylusButtonOnePressedUI != null)
{
this.onStylusButtonOnePressedUI(new ActionEventInfo(hit.collider.gameObject));
}
break;
case "Grab":
//if user pointer came from UI to model directly
//then all end on hover of UI and reset to idle
if (_UISelection != null && this.onStylusHoverUIEnd != null)
{
//Call the function to say the UI hover event is over
this.onStylusHoverUIEnd(new ActionEventInfo(_UISelection));
_UISelection = null;
stylusState = StylusState.Idle;
}
//Call the grab function
if (isButtonOnePressed && !wasButtonOnePressed && this.onStylusGrabObjectBegin != null)
{
grabObject = hit.collider.gameObject;
this.onStylusGrabObjectBegin(new ActionEventInfo(grabObject, pose, STYLUS_BEAM_LENGTH));
stylusState = StylusState.Grab;
}
break;
default:
break;
}
}
else
{
if (this.onStylusHoverObjectEnd != null)
{
this.onStylusHoverObjectEnd(new ActionEventInfo(previousModelSelection));
}
stylusState = StylusState.Idle;
previousModelSelection = null;
STYLUS_BEAM_LENGTH = stylusLength * viewSize;
}
break;
case StylusState.Grab:
{
if (grabObject.tag.Equals("Grab") && this.onStylusGrabObjectUpdate != null)
{
///Update the grab.
///this.UpdateGrab(pose.Position, pose.Rotation);
///calls the update for model
this.onStylusGrabObjectUpdate(new ActionEventInfo(grabObject, pose, STYLUS_BEAM_LENGTH));
}
/// End the grab if the front stylus button was released.
if (!isButtonOnePressed && wasButtonOnePressed)
{
///Calls the end grab delegate to stop movin model
if (this.onStylusGrabObjectEnd != null)
{
this.onStylusGrabObjectEnd(new ActionEventInfo(grabObject));
}
stylusState = StylusState.Hover;
grabObject = null;
}
}
break;
default:
break;
}
//if we have previously hovered over UI and now the hit.collider is giving empty response then we need to set slection as Idle
//and notify the call back function
if (hit.collider == null)
{
if (_UISelection != null && this.onStylusHoverUIEnd != null)
{
//Call the function to say the UI hover event is over
this.onStylusHoverUIEnd(new ActionEventInfo(_UISelection));
_UISelection = null;
stylusState = StylusState.Idle;
}
if (previousModelSelection != null && (stylusState != StylusState.Grab && stylusState != StylusState.Hover))
{
if (this.onStylusHoverObjectEnd != null)
{
this.onStylusHoverObjectEnd(new ActionEventInfo(previousModelSelection));
}
previousModelSelection = null;
stylusState = StylusState.Idle;
}
}
// Update the stylus beam.
this.UpdateStylus(pose.Position, pose.Direction);
// Cache state for next frame.
wasButtonOnePressed = isButtonOnePressed;
}
#if !UNITY_EDITOR
//鼠标隐藏函数，通过操作inspector面板执行
UpdateMouseAutoHide();
#endif
//键盘热键相关逻辑
HotKey();
}
void Awake()
{
instance = this;
controller = GetComponent<StereoController>();
}
