private void Awake()
{
_imgMode = Constants.ImgMode.CustomgrayWithCirclesOverlayed;
_useInternImageProcessing = true;
_defaultCameraProperties = new CameraProperties()
{
Width = c.CameraResolutionWidth,
Height = c.CameraResolutionHeight,
Exposure = -7,
Gain = 2,
Saturation = 55,
Contrast = 15
};
_ht21Parameters = new HT21Parameters()
{
ExecuteHT21 = false,
ExecuteMedianBlue = false,
Dp = 1,
MinDist = 120,
Param1 = 60,
Param2 = 30,
MinRadius = 12,
MaxRadius = 160
};
}
public BallRadiusAndPosition UpdateImageProcessing()
{
if (Input.GetKeyDown(KeyCode.B))
{
_imgMode--;
if ((int)_imgMode < 0)
{
_imgMode = (Constants.ImgMode)Enum.GetNames(typeof(Constants.ImgMode)).Length - 1;
}
_captionView.SetText(Constants.Captions[(int)_imgMode]);
}
if (Input.GetKeyDown(KeyCode.N))
{
_captionView.SetText(Constants.Captions[(int)_imgMode]);
}
if (Input.GetKeyDown(KeyCode.M))
{
_imgMode++;
if ((int)_imgMode >= Enum.GetNames(typeof(Constants.ImgMode)).Length)
{
_imgMode = 0;
}
_captionView.SetText(Constants.Captions[(int)_imgMode]);
}
foreach (var c in _volume.profile.components)
{
if (c is OverlayComponent oc)
{
if (_imgMode == Constants.ImgMode.Red)
{
oc.tintColor.value = Color.red;
}
else if (_imgMode == Constants.ImgMode.Green)
{
oc.tintColor.value = Color.green;
}
else if (_imgMode == Constants.ImgMode.Blue)
{
oc.tintColor.value = Color.blue;
}
else
{
oc.tintColor.value = Color.white;
}
}
}
getCameraTexture(
_camera,
_pixelsPtr,
_ht21Parameters.ExecuteHT21,
_ht21Parameters.ExecuteMedianBlue,
(int)_imgMode,
_ht21Parameters.Dp,
_ht21Parameters.MinDist,
_ht21Parameters.Param1,
_ht21Parameters.Param2,
_ht21Parameters.MinRadius,
_ht21Parameters.MaxRadius
);
_texture.SetPixels32(_pixels);
_texture.Apply();
Graphics.Blit(_texture, _renderTexture);
return(new BallRadiusAndPosition()
{
Radius = (float)getCircleRadius(),
PositionX = -(float)getCircleCenter_x() + c.CameraResolutionWidth / 2f,
PositionY = -(float)getCircleCenter_y() + c.CameraResolutionHeight / 2f
});
}
public BallRadiusAndPosition UpdateImageProcessing()
{
if (Input.GetKeyDown(KeyCode.B))
{
_imgMode--;
if ((int)_imgMode < 0)
{
_imgMode = (Constants.ImgMode)Enum.GetNames(typeof(Constants.ImgMode)).Length - 1;
}
_captionView.SetText(Constants.Captions[(int)_imgMode]);
}
if (Input.GetKeyDown(KeyCode.N))
{
_captionView.SetText(Constants.Captions[(int)_imgMode]);
}
if (Input.GetKeyDown(KeyCode.M))
{
_imgMode++;
if ((int)_imgMode >= Enum.GetNames(typeof(Constants.ImgMode)).Length)
{
_imgMode = 0;
}
_captionView.SetText(Constants.Captions[(int)_imgMode]);
}
foreach (var c in _volume.profile.components)
{
if (c is OverlayComponent oc)
{
if (_imgMode == Constants.ImgMode.Red)
{
oc.tintColor.value = Color.red;
}
else if (_imgMode == Constants.ImgMode.Green)
{
oc.tintColor.value = Color.green;
}
else if (_imgMode == Constants.ImgMode.Blue)
{
oc.tintColor.value = Color.blue;
}
else
{
oc.tintColor.value = Color.white;
}
}
}
getCameraTexture(
_camera,
_pixelsPtr,
_ht21Parameters.ExecuteHT21,
_ht21Parameters.ExecuteMedianBlue,
(int)_imgMode,
_ht21Parameters.Dp,
_ht21Parameters.MinDist,
_ht21Parameters.Param1,
_ht21Parameters.Param2,
_ht21Parameters.MinRadius,
_ht21Parameters.MaxRadius
);
if (_useInternImageProcessing)
{
int numberOfWhitePixels = 0;
var pixelWidth = c.CameraResolutionWidth;
var accumulatedPixelX = 0;
var accumulatedPixelY = 0;
for (int i = 0; i < _pixels.Length; i++)
{
if (_pixels[i].r > 70)
{
accumulatedPixelX += i % pixelWidth;
accumulatedPixelY += i / pixelWidth;
numberOfWhitePixels++;
_pixels[i].r = Byte.MaxValue;
_pixels[i].g = Byte.MaxValue;
_pixels[i].b = 0;
}
}
var meanPixelX = (float)accumulatedPixelX / numberOfWhitePixels;
var meanPixelY = (float)accumulatedPixelY / numberOfWhitePixels;
/*
* // color pixel at ball centre white
* var meanPixelIndex = (int) meanPixelY * c.CameraResolutionWidth + (int) meanPixelX;
* _pixels[meanPixelIndex].r = 1;
* _pixels[meanPixelIndex].g = 1;
* _pixels[meanPixelIndex].b = 1;
*/
// NOTE: use number of pixels and A_c = r^2 * PI
// radius.
var pixelRadius = Mathf.Sqrt(numberOfWhitePixels / Mathf.PI);
_texture.SetPixels32(_pixels);
_texture.Apply();
return(new BallRadiusAndPosition()
{
Radius = pixelRadius,
PositionX = -meanPixelX + c.CameraResolutionWidth / 2f,
PositionY = -meanPixelY + c.CameraResolutionHeight / 2f
});
}
return(new BallRadiusAndPosition()
{
Radius = (float)getCircleRadius(),
PositionX = -(float)getCircleCenter_x() + c.CameraResolutionWidth / 2f,
PositionY = -(float)getCircleCenter_y() + c.CameraResolutionHeight / 2f
});
}
