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Correctly scale ROI sizes and position

zolfa-add_slices_loading
Ruben Verweij 8 years ago
parent
commit
4ffc0bdf85
1 changed files with 8 additions and 6 deletions
  1. +8
    -6
      nd2reader/model/roi.py

+ 8
- 6
nd2reader/model/roi.py View File

@ -27,8 +27,8 @@ class Roi(object):
self.shape = self.SHAPE_CIRCLE
self.type = self.TYPE_BACKGROUND
self._width_micron = metadata.width * metadata.pixel_microns
self._height_micron = metadata.height * metadata.pixel_microns
self._img_width_micron = metadata.width * metadata.pixel_microns
self._img_height_micron = metadata.height * metadata.pixel_microns
self._pixel_microns = metadata.pixel_microns
self._extract_vect_anims(raw_roi_dict)
@ -61,15 +61,17 @@ class Roi(object):
"""
self.timepoints.append(animation_dict[six.b('m_dTimeMs')])
position = np.array((self._width_micron / 2.0 + animation_dict[six.b('m_dCenterX')],
self._height_micron / 2.0 + animation_dict[six.b('m_dCenterY')],
# positions are taken from the center of the image as a fraction of the half width/height of the image
position = np.array((0.5 * self._img_width_micron * (1 + animation_dict[six.b('m_dCenterX')]),
0.5 * self._img_height_micron * (1 + animation_dict[six.b('m_dCenterY')]),
animation_dict[six.b('m_dCenterZ')]))
self.positions.append(position)
size_dict = animation_dict[six.b('m_sBoxShape')]
self.sizes.append((size_dict[six.b('m_dSizeX')],
size_dict[six.b('m_dSizeY')],
# sizes are fractions of the half width/height of the image
self.sizes.append((size_dict[six.b('m_dSizeX')] * 0.25 * self._img_width_micron,
size_dict[six.b('m_dSizeY')] * 0.25 * self._img_height_micron,
size_dict[six.b('m_dSizeZ')]))
def is_circle(self):


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