public ManipulationStates DrawAndMonitorBoundingBox(TrackedItem trackedObject, ushort color, int MaxValue, int MinValue, ushort[] frameData, byte[] depthPixels)
{
//check to see if we're at the beginning of a row before backing out 5px
int BoundBoxStart = trackedObject.Col <= this.ObjectParimeterBuffer ? trackedObject.DepthArrayPointer : trackedObject.DepthArrayPointer - this.ObjectParimeterBuffer;
int BoundBoxWidth = (trackedObject.Col + trackedObject.Width + (this.ObjectParimeterBuffer * 2)) >= 512 ? trackedObject.Width : trackedObject.Width + (this.ObjectParimeterBuffer * 2);
int closePixelCount = 0;
if (trackedObject.TrackedPixels == null)
trackedObject.TrackedPixels = new List<TrackedPixel>();
var objectBoundaryCenterIndex = BoundBoxStart + ((trackedObject.Height / 2) * 512) + (BoundBoxWidth / 2);
var objectTopBoundaryCenterDepth = frameData[objectBoundaryCenterIndex];
var objectCenterIndex = BoundBoxStart + (BoundBoxWidth / 2);
var objectCenterDepth = frameData[objectCenterIndex];
if (!IsCalibrating && trackedObject.TrackedPixels.Count > 0)
{
foreach (TrackedPixel tp in trackedObject.TrackedPixels)
{
var test = frameData[tp.PixelIndexInDepthFrame];
if (IsZeroDepth)
{
if (frameData[tp.PixelIndexInDepthFrame] > 0 && frameData[tp.PixelIndexInDepthFrame] < MaxValue * 4 && tp.OrginalDepthValue > MaxValue * 4)
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
else if (tp.OrginalDepthValue > MaxValue * 4 && frameData[tp.PixelIndexInDepthFrame] == 0)
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
else if ((tp.OrginalDepthValue == 0 && frameData[tp.PixelIndexInDepthFrame] > 0) && frameData[tp.PixelIndexInDepthFrame] < MaxValue)
{
//handle when there is a zero value depth reading that is causing Touched/Released to not be recognized
if ((frameData[tp.PixelIndexInDepthFrame] > objectTopBoundaryCenterDepth - this.ObjectParimeterBuffer - 50 && frameData[tp.PixelIndexInDepthFrame] < objectTopBoundaryCenterDepth + this.ObjectParimeterBuffer + 50))
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
}
else
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(color / MapDepthToByte);
}
}
else
{
if (tp.OrginalDepthValue > MaxValue &&
frameData[tp.PixelIndexInDepthFrame] < MaxValue && frameData[tp.PixelIndexInDepthFrame] >= MinValue)
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
else if (tp.OrginalDepthValue < MaxValue && frameData[tp.PixelIndexInDepthFrame] + 10 < tp.OrginalDepthValue && frameData[tp.PixelIndexInDepthFrame] > MinValue)
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
else if (tp.OrginalDepthValue == 0 && frameData[tp.PixelIndexInDepthFrame] > 0
&& (frameData[tp.PixelIndexInDepthFrame] < MaxValue && frameData[tp.PixelIndexInDepthFrame] >= MinValue))
{
//handle when there is a zero value depth reading that is causing Touched/Released to not be recognized
if ((frameData[tp.PixelIndexInDepthFrame] > objectTopBoundaryCenterDepth - this.ObjectParimeterBuffer - 50 && frameData[tp.PixelIndexInDepthFrame] < objectTopBoundaryCenterDepth + this.ObjectParimeterBuffer + 50))
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
}
else
{
depthPixels[tp.PixelIndexInDepthFrame] = System.Convert.ToByte(color / MapDepthToByte);
}
}
}
}
else
{
if (IsZeroDepth)
{
//Check to see if the top is being interacted with
for (int i = BoundBoxStart; i < BoundBoxStart + BoundBoxWidth; i++)
{
depthPixels[i] = System.Convert.ToByte(color / MapDepthToByte);
trackedObject.TrackedPixels.Add(new TrackedPixel() { PixelIndexInDepthFrame = i, OrginalDepthValue = frameData[i] });
if (frameData[i] > 0 && frameData[i] <= MaxValue * 4)
{
depthPixels[i] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++; //reached in close to pixel in object
}
}
}
else
{
//Check to see if the top is being interacted with
for (int i = BoundBoxStart; i < BoundBoxStart + BoundBoxWidth; i++)
{
depthPixels[i] = System.Convert.ToByte(color / MapDepthToByte);
trackedObject.TrackedPixels.Add(new TrackedPixel() { PixelIndexInDepthFrame = i, OrginalDepthValue = frameData[i] });
if (frameData[i] <= MaxValue && frameData[i] >= MinValue)
{
depthPixels[i] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++; //reached in close to pixel in object
}
}
}
var adjustFactorForCameraAngle = 0;// (MaxValue - MinValue) / (trackedObject.Height / 4);
//Check to see if the sides of the object have been interacted with
for (int i = 1; i < trackedObject.Height / 2; i++)
{
int tmp = frameData[BoundBoxStart + (i * 512)];
if (trackedObject.Col > 5) //Don't draw or monitor the left edge if we're past the edge of the feed
{
trackedObject.TrackedPixels.Add(new TrackedPixel() { PixelIndexInDepthFrame = BoundBoxStart + (i * 512), OrginalDepthValue = frameData[BoundBoxStart + (i * 512)] });
depthPixels[BoundBoxStart + (i * 512)] = System.Convert.ToByte(color / MapDepthToByte);
if (IsZeroDepth)
{
if (frameData[BoundBoxStart + (i * 512)] > 0 && frameData[BoundBoxStart + (i * 512)] <= MaxValue - (adjustFactorForCameraAngle * i) * 4)
{
depthPixels[BoundBoxStart + (i * 512)] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
}
else
{
if (frameData[BoundBoxStart + (i * 512)] <= MaxValue - (adjustFactorForCameraAngle * i) && frameData[BoundBoxStart + (i * 512)] >= MinValue)
{
depthPixels[BoundBoxStart + (i * 512)] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
}
}
if ((trackedObject.Col + trackedObject.Width) < 500) //Don't draw or monitors the objects right edge if we're past the feeds edge
{
depthPixels[BoundBoxStart + (i * 512) + BoundBoxWidth] = System.Convert.ToByte(color / MapDepthToByte);
trackedObject.TrackedPixels.Add(new TrackedPixel() { PixelIndexInDepthFrame = BoundBoxStart + (i * 512) + BoundBoxWidth, OrginalDepthValue = frameData[BoundBoxStart + (i * 512) + BoundBoxWidth] });
if (IsZeroDepth)
{
if (frameData[BoundBoxStart + (i * 512) + BoundBoxWidth] > 0 && frameData[BoundBoxStart + (i * 512) + BoundBoxWidth] <= MaxValue - (adjustFactorForCameraAngle * i) * 4)
{
depthPixels[BoundBoxStart + (i * 512) + BoundBoxWidth] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
}
else
{
if (frameData[BoundBoxStart + (i * 512) + BoundBoxWidth] <= MaxValue - (adjustFactorForCameraAngle * i) && frameData[BoundBoxStart + (i * 512) + BoundBoxWidth] >= MinValue)
{
depthPixels[BoundBoxStart + (i * 512) + BoundBoxWidth] = System.Convert.ToByte(4000 / MapDepthToByte);
closePixelCount++;
}
}
}
}
}
if (IsCalibrating)
{
//Sometimes we can have pixels that get into our activte detection range because of sensor noise or object angle.
//here we try to learn about that noise so when we actuatly try to detect a touch we have a much more accurate theshold
if (trackedObject.DS.NosiePixelCount == 0)
trackedObject.DS.NosiePixelCount = 0;//closePixelCount;
else
{
trackedObject.DS.NosiePixelCount = 0;// closePixelCount + trackedObject.DS.NosiePixelCount / 2;
}
return ManipulationStates.NoTrack;
}
int w = (trackedObject.DepthArrayPointer + (512 * 10));
int currentIndex = (trackedObject.DepthArrayPointer + (512 * 10));
int numberOfPixelsPerObject = (trackedObject.Height / 4) * trackedObject.Width;
int existReadCnt = 0;
int notExistsReadCnt = 0;
//Scan the object space looking for any signs the object is still there...
for (int Y = 0; Y < trackedObject.Height / 4; Y++)
{
for (int X = 0; X < trackedObject.Width; X++)
{
ushort depth = frameData[currentIndex + X];
if (IsZeroDepth)
{
if (depth == 0)
{
depthPixels[currentIndex + X] = System.Convert.ToByte(4000 / MapDepthToByte);
existReadCnt++;
}
else
notExistsReadCnt++;
}
else
{
if (depth > 0 && depth <= MaxValue)
{
depthPixels[currentIndex + X] = System.Convert.ToByte(4000 / MapDepthToByte);
existReadCnt++;
}
//Removed - Replaced to handle when object is on the edge which causes many zero value readings
else if ((depth == 0 && objectCenterDepth == 0) && depth <= MaxValue)
{
depthPixels[currentIndex + X] = System.Convert.ToByte(4000 / MapDepthToByte);
existReadCnt++;
}
else
{
notExistsReadCnt++;
}
}
}
currentIndex = w + (512 * Y);
}
float res = (float)existReadCnt / (float)numberOfPixelsPerObject;
var DeviceIsPresent = true;
if (res > .10)
{
}
else
{
DeviceIsPresent = false;
}
//Try to confirm action by evaluating how many times we've seen this state
if (IsZeroDepth)
{
if (closePixelCount > trackedObject.DS.NosiePixelCount + 5)
{
trackedObject.NoTouchSampleCount = 0;
trackedObject.TouchSampleCount++;
}
else
{
trackedObject.NoTouchSampleCount++;
trackedObject.TouchSampleCount = 0;
}
}
else
{
if (closePixelCount > trackedObject.DS.NosiePixelCount + 5)
{
trackedObject.NoTouchSampleCount = 0;
trackedObject.TouchSampleCount++;
}
else
{
trackedObject.NoTouchSampleCount++;
trackedObject.TouchSampleCount = 0;
}
}
if (closePixelCount > trackedObject.DS.NosiePixelCount + MissingDataTolerance && !IsCalibrating && trackedObject.TouchSampleCount > 10)
{
//reset the state
trackedObject.TouchSampleCount = 0;
//Find out if they are putting the camera back in place
if (DeviceIsPresent && !trackedObject.DS.DeviceRemoved && !trackedObject.DS.DeviceReplaced && !trackedObject.DS.Touched)
{
trackedObject.DS.Touched = true;
Debug.WriteLine(trackedObject.ObjectID + " " + ManipulationStates.Touched);
return ManipulationStates.Touched;
}
else if (DeviceIsPresent && trackedObject.DS.DeviceRemoved)
{
trackedObject.DS.DeviceRemoved = false;
trackedObject.DS.DeviceReplaced = true;
Debug.WriteLine(trackedObject.ObjectID + " " + ManipulationStates.Replaced);
return ManipulationStates.Replaced;
}
}
else if (trackedObject.NoTouchSampleCount > 10)
{
trackedObject.NoTouchSampleCount = 0;
//Find out if they are putting the camera back in place
if (DeviceIsPresent && trackedObject.DS.Touched)
{
trackedObject.DS.Touched = false;
Debug.WriteLine(trackedObject.ObjectID + " " + ManipulationStates.Released);
return ManipulationStates.Released;
}
else if (!DeviceIsPresent && !trackedObject.DS.DeviceRemoved)
{
trackedObject.DS.DeviceRemoved = true;
Debug.WriteLine(trackedObject.ObjectID + " " + ManipulationStates.Removed);
return ManipulationStates.Removed;
}
else if (DeviceIsPresent && trackedObject.DS.DeviceReplaced)
{
trackedObject.DS.Touched = false;
trackedObject.DS.DeviceReplaced = false;
return ManipulationStates.Released;
}
}
return ManipulationStates.NoTrack;
}
private void OnItemInteraction(TrackedItem item, ManipulationStates st)
{
var handler = this.ItemInteraction;
if (handler != null)
{
var kioskEvent = new KioskStateEventArgs();
kioskEvent.ItemSelected = item.ObjectID;
kioskEvent.ItemState = st;
kioskEvent.TrackingID = this.CorrelationPlayerId;
handler(this, kioskEvent);
}
}
private void UpdateTrackedObjectCollection(TrackedItem potentialTarget)
{
var existingTarget = (from targets in objects
where ((targets.Col - 5) <= potentialTarget.Col && potentialTarget.Col < (targets.Col + targets.Width)) //DEALING WITH OVER LAP issues below
&& (potentialTarget.Width < targets.Width + 5 && potentialTarget.Width > targets.Width - 5) || ((potentialTarget.Col + potentialTarget.Width >= targets.Col) && (potentialTarget.Col + potentialTarget.Width) <= (targets.Col + targets.Width))
select targets).FirstOrDefault();
if (existingTarget == null)
{
potentialTarget.Row = potentialTarget.DepthArrayPointer / 512;
potentialTarget.DS = new ItemState();
potentialTarget.ObjectID = "Item" + (objects.Count + 1).ToString();
objects.Add(potentialTarget);
// notify any bound elements that the text has changed
OnPropertyChanged("ObjectCount");
}
else
{
existingTarget.Col = potentialTarget.Col;
existingTarget.Width = potentialTarget.Width;
existingTarget.DepthArrayPointer = potentialTarget.DepthArrayPointer;
existingTarget.Row = potentialTarget.DepthArrayPointer / 512;
}
}
public void ProcessDepthFrameData(ushort[] frameData, uint depthFrameDataSize, ushort minDepth, ushort maxDepth)
{
int x = 512 * (int)SamplingRow;
int column = StartColSamplingIndex;
int startSampleColIndex = x + StartColSamplingIndex;
int endSampleColIndex = x + EndColSamplingIndex;
//These are being used to draw vertical lines on the screen for targeting purposes
int startColDisplayIndex = StartColSamplingIndex;
int endColDisplayIndex = EndColSamplingIndex;
ushort minDepthTolerance = (ushort)(ObjectDetectionDepthThreshold - ObjectDepthTolerance < 0 ? 0 : ObjectDetectionDepthThreshold - ObjectDepthTolerance);
//TopView variables
var startDepthSampleIndexTopView = (int)((ObjectDetectionDepthThreshold - ObjectDepthTolerance) / _millimetersPerRow) * _bytesPerRowTopView;
var endDepthSampleIndexTopView = (int)((ObjectDetectionDepthThreshold + ObjectDepthTolerance) / _millimetersPerRow) * _bytesPerRowTopView;
var startDepthLineIndexTopView = (int)(ObjectDetectionDepthThreshold / _millimetersPerRow) * _bytesPerRowTopView;
var endDepthLineIndexTopView = (int)(ObjectDetectionDepthThreshold / _millimetersPerRow) * _bytesPerRowTopView + _bytesPerRowTopView;
var startColDisplayIndexTopView = StartColSamplingIndex;
var endColDisplayIndexTopView = EndColSamplingIndex;
if (IsCalibrating)
objects.Clear();
if (IsWindowVisible)
{
// convert depth to a visual representation
for (int i = 0; i < (int)(depthFrameDataSize / DepthFrameDescription.BytesPerPixel); ++i)
{
#region TopView draw out Monitoring Area
int j = i * _topViewBitsPerPixelConversionValue;
_topViewDepthPixels[j] = 0;
_topViewDepthPixels[j + 1] = 0;
_topViewDepthPixels[j + 2] = 0;
//depth Threshold line
if (j >= startDepthLineIndexTopView && j <= endDepthLineIndexTopView)
{
_topViewDepthPixels[j] = 255;
_topViewDepthPixels[j + 1] = 128;
_topViewDepthPixels[j + 2] = 0;
}
else if (j >= startDepthSampleIndexTopView && j <= (startDepthSampleIndexTopView + _bytesPerRowTopView))
{
////Depth Thresold - Start Tolerance Line
_topViewDepthPixels[j] = 0;
_topViewDepthPixels[j + 1] = 0;
_topViewDepthPixels[j + 2] = 255;
}
else if (j >= (endDepthSampleIndexTopView - _bytesPerRowTopView) && j <= endDepthSampleIndexTopView)
{
////Depth Thresold - End Tolerance Line
_topViewDepthPixels[j] = 0;
_topViewDepthPixels[j + 1] = 0;
_topViewDepthPixels[j + 2] = 255;
}
//Columns lines
if ((j / _topViewBitsPerPixelConversionValue) == startColDisplayIndexTopView) //left line
{
_topViewDepthPixels[j] = 255;
_topViewDepthPixels[j + 1] = 0;
_topViewDepthPixels[j + 2] = 0;
startColDisplayIndexTopView += 512;
}
else if ((j / _topViewBitsPerPixelConversionValue) == endColDisplayIndexTopView) //right line
{
_topViewDepthPixels[j] = 255;
_topViewDepthPixels[j + 1] = 0;
_topViewDepthPixels[j + 2] = 0;
endColDisplayIndexTopView += 512;
}
#endregion TopView draw out Monitoring Area
// Get the depth for this pixel
ushort depth = frameData[i];
if (startSampleColIndex <= i && i <= endSampleColIndex && IsCalibrating)
{
column++;
startSampleColIndex++;
if (depth <= ObjectDetectionDepthThreshold && depth >= minDepthTolerance)
{
var temp = GetTargetWidth(i, endSampleColIndex, MissingDataTolerance, ObjectDetectionDepthThreshold, minDepthTolerance, frameData);
if (temp > ObjectSizeThreshold)
{
var NewObject = new TrackedItem() { DepthArrayPointer = i, Width = temp, Col = column, Row = SamplingRow };
//TopView use this Depth value which represents the actual top left depth of the object(FindTopOfObject will change this index to be the top left of the buffer boundary)
var objectActualTopLeftDepthPointer = NewObject.DepthArrayPointer;
NewObject.DepthArrayPointer = FindTopOfObject(NewObject.DepthArrayPointer, NewObject.Width, ref NewObject.Height, MissingDataTolerance, ObjectDetectionDepthThreshold, minDepthTolerance, frameData);
UpdateTrackedObjectCollection(NewObject);
////Top View - Draw points representing the object buffer
////Yellow box represents the Buffer boundaries around the object
////Green line represents the front of the Object being detected
decimal objectTopLeftDepthValue = frameData[objectActualTopLeftDepthPointer];
int topViewBytlesPerPixelOverDepthView = 2; // was 3 for PixelFormats.Bgr32 in cnt + 3
if (objectTopLeftDepthValue <= ObjectDetectionDepthThreshold && objectTopLeftDepthValue >= minDepthTolerance)
{
//Draw the line representing the object...
decimal lineValuePercentOfOverallDepth = Math.Round((objectTopLeftDepthValue / 4000m), 2);
var depthRowLocation = (int)(lineValuePercentOfOverallDepth * 424);
var objectTopLeftIndex = (depthRowLocation * _bytesPerRowTopView) + (NewObject.Col * _topViewBitsPerPixelConversionValue);
var objectBufferTopLeftIndex = (depthRowLocation * _bytesPerRowTopView) + ((ObjectParimeterBuffer * _topViewBitsPerPixelConversionValue) + NewObject.Col * _topViewBitsPerPixelConversionValue);
////object top line
for (int cnt = 0; cnt < (NewObject.Width * _topViewBitsPerPixelConversionValue); cnt += _topViewBitsPerPixelConversionValue) //width of object
{
var bufferOffset = (ObjectParimeterBuffer * _topViewBitsPerPixelConversionValue) / 2;
if (objectTopLeftIndex > 0 && objectTopLeftIndex + bufferOffset + cnt + topViewBytlesPerPixelOverDepthView < _maxTopViewDepthIndex)
{
//green
_topViewDepthPixels[objectTopLeftIndex + bufferOffset + cnt] = 0;
_topViewDepthPixels[objectTopLeftIndex + bufferOffset + cnt + 1] = 255;
_topViewDepthPixels[objectTopLeftIndex + bufferOffset + cnt + 2] = 0;
}
}
////object buffer box
for (int cnt = 0; cnt < (NewObject.Width * _topViewBitsPerPixelConversionValue) + (ObjectParimeterBuffer * _topViewBitsPerPixelConversionValue); cnt += _topViewBitsPerPixelConversionValue) //width of object + Object buffer
{
//object buffer boundaries
var objectTopLeftFrontBufferIndex = objectTopLeftIndex - (InteractionFrontBuffer * _bytesPerRowTopView) / 10;
if (objectTopLeftFrontBufferIndex > 0 && objectTopLeftFrontBufferIndex + cnt + topViewBytlesPerPixelOverDepthView < _maxTopViewDepthIndex)
{
//Yellow
_topViewDepthPixels[objectTopLeftFrontBufferIndex + cnt] = 0;
_topViewDepthPixels[objectTopLeftFrontBufferIndex + cnt + 1] = 255;
_topViewDepthPixels[objectTopLeftFrontBufferIndex + cnt + 2] = 255;
}
var objectTopLeftBackBufferIndex = objectTopLeftIndex + (InteractionBackBuffer * _bytesPerRowTopView) / 10;
if (objectTopLeftBackBufferIndex > 0 && objectTopLeftBackBufferIndex + cnt + topViewBytlesPerPixelOverDepthView < _maxTopViewDepthIndex)
{
//Yellow
_topViewDepthPixels[objectTopLeftBackBufferIndex + cnt] = 0;
_topViewDepthPixels[objectTopLeftBackBufferIndex + cnt + 1] = 255;
_topViewDepthPixels[objectTopLeftBackBufferIndex + cnt + 2] = 255;
}
//////side lines of object buffer
if (cnt == 0 || cnt == ((NewObject.Width * _topViewBitsPerPixelConversionValue) + (ObjectParimeterBuffer * _topViewBitsPerPixelConversionValue) - _topViewBitsPerPixelConversionValue))
{
var sidePixelIndex = objectTopLeftFrontBufferIndex + _bytesPerRowTopView;
do
{
if (sidePixelIndex > 0 && sidePixelIndex + cnt + topViewBytlesPerPixelOverDepthView < _maxTopViewDepthIndex)
{
//Yellow
_topViewDepthPixels[sidePixelIndex + cnt] = 0;
_topViewDepthPixels[sidePixelIndex + cnt + 1] = 255;
_topViewDepthPixels[sidePixelIndex + cnt + 2] = 255;
}
sidePixelIndex = sidePixelIndex + _bytesPerRowTopView;
} while (sidePixelIndex <= objectTopLeftBackBufferIndex);
}
}
}
else
{
var lineValueDepthOutsideThreshold = depth;
decimal lineValueDepthPercentOfOverallDepthOutsideThreshold = Math.Round((lineValueDepthOutsideThreshold / 4000m), 2);
var depthValueRowLocationOutsideThreshold = (int)(lineValueDepthPercentOfOverallDepthOutsideThreshold * 424);
var depthValueColumnOutsideThreshold = i % 512;
var depthValueTopLeftIndexOutsideThreshold = (depthValueRowLocationOutsideThreshold * _bytesPerRowTopView) + (depthValueColumnOutsideThreshold * _topViewBitsPerPixelConversionValue);
if (depthValueTopLeftIndexOutsideThreshold > 0 && depthValueTopLeftIndexOutsideThreshold + _topViewBitsPerPixelConversionValue < _maxTopViewDepthIndex)
{
_topViewDepthPixels[depthValueTopLeftIndexOutsideThreshold] = 255;
_topViewDepthPixels[depthValueTopLeftIndexOutsideThreshold + 1] = 255;
_topViewDepthPixels[depthValueTopLeftIndexOutsideThreshold + 2] = 255;
}
}
//Jump ahead to the end of the detected object
column += temp;
i += temp;
}
_depthPixels[i] = (byte)((4000 / MapDepthToByte)); //turn it white
//TopView
var lineValueDepth = depth;
decimal lineValueDepthPercentOfOverallDepth = Math.Round((lineValueDepth / 4000m), 2);
var depthValueRowLocation = (int)(lineValueDepthPercentOfOverallDepth * 424);
var depthValueColumn = i % 512;
var depthValueTopLeftIndex = (depthValueRowLocation * _bytesPerRowTopView) + (depthValueColumn * _topViewBitsPerPixelConversionValue);
if (depthValueTopLeftIndex > 0 && depthValueTopLeftIndex + _topViewBitsPerPixelConversionValue < _maxTopViewDepthIndex)
{
_topViewDepthPixels[depthValueTopLeftIndex] = 255;
_topViewDepthPixels[depthValueTopLeftIndex + 1] = 255;
_topViewDepthPixels[depthValueTopLeftIndex + 2] = 255;
}
}
else
{
_depthPixels[i] = (byte)(depth >= minDepth && depth <= maxDepth ? (depth / MapDepthToByte) : 0); //convert depth to gray scale value
//TopView
var lineValueDepth = depth;
decimal lineValueDepthPercentOfOverallDepth = Math.Round((lineValueDepth / 4000m), 2);
var depthValueRowLocation = (int)(lineValueDepthPercentOfOverallDepth * 424);
var depthValueColumn = i % 512;
var depthValueTopLeftIndex = (depthValueRowLocation * _bytesPerRowTopView) + (depthValueColumn * _topViewBitsPerPixelConversionValue);
if (depthValueTopLeftIndex > 0 && depthValueTopLeftIndex + _topViewBitsPerPixelConversionValue < _maxTopViewDepthIndex)
{
_topViewDepthPixels[depthValueTopLeftIndex] = 128;
_topViewDepthPixels[depthValueTopLeftIndex + 1] = 128;
_topViewDepthPixels[depthValueTopLeftIndex + 2] = 128;
}
}
}
else if (i == startColDisplayIndex) //left line
{
_depthPixels[i] = (byte)((4000 / MapDepthToByte));
//Move pointer to next row
startColDisplayIndex += 512;
}
else if (i == endColDisplayIndex) //right line
{
_depthPixels[i] = (byte)((4000 / MapDepthToByte));
//Move pointer to next row
endColDisplayIndex += 512;
}
else
{
// To convert to a byte, we're mapping the depth value to the byte range.
// Values outside the reliable depth range are mapped to 0 (black).
//int defaultColor = 0;
//if(depth >= minDepth && depth <= maxDepth)
// defaultColor = (depth / MapDepthToByte);
//_depthPixels[i] = (byte)defaultColor; //(byte)(depth >= minDepth && depth <= maxDepth ? defaultColor : 0); //middle line
//if (defaultColor > maxDefaultColor)
// maxDefaultColor = defaultColor;
// To convert to a byte, we're mapping the depth value to the byte range.
// Values outside the reliable depth range are mapped to 0 (black).
_depthPixels[i] = (byte)(depth >= minDepth && depth <= maxDepth ? (depth / MapDepthToByte) : 0); //middle line
}
}
}
foreach (TrackedItem trackedObj in objects)
{
var st = DrawAndMonitorBoundingBox(
trackedObj,
(byte)(4000 / MapDepthToByte),
ObjectDetectionDepthThreshold + InteractionFrontBuffer,
ObjectDetectionDepthThreshold - InteractionBackBuffer,
frameData,
_depthPixels);
if (st != ManipulationStates.NoTrack)
{
OnItemInteraction(trackedObj, st);
if (!IsCalibrating)
_interactions.Insert(0, trackedObj.ObjectID + " " + st.ToString());
}
else
{
OnItemInteraction(trackedObj, st);
}
}
RenderDepthPixels();
}
public bool IsTargetInPlace(TrackedItem trackedObject, int Tolerance, int MaxValue, int MinValue, ushort[] frameData, byte[] depthPixels)
{
int currentIndex = trackedObject.DepthArrayPointer;
int existReadCnt = 0;
int notExistsReadCnt = 0;
//Scan the object space looking for any signs the object is still there...
for (int Y = 0; Y < trackedObject.Height / 2; Y++)
{
for (int X = 0; X < trackedObject.Width; X++)
{
ushort depth = frameData[currentIndex + X];
if (depth <= MaxValue)
{
existReadCnt++;
}
else
{
notExistsReadCnt++;
}
}
currentIndex = trackedObject.DepthArrayPointer + (512 * Y);
}
if (existReadCnt > 10)
return true;
else
return false;
}
