def _scoreStroke(stroke, template, sample_size = None):
if sample_size is None:
sample_size = len(template)
sNorm = GeomUtils.strokeNormalizeSpacing(stroke, len(template))
centr = GeomUtils.centroid(sNorm.Points)
numPoints = len(sNorm.Points)
point_vect = []
templ_vect = []
numPoints = len(template)
if len(template) == len(sNorm.Points):
for idx in range(0, numPoints, numPoints/sample_size ):
templ_vect.append(template[idx].X)
templ_vect.append(template[idx].Y)
p = sNorm.Points[idx]
point_vect.append(p.X - centr.X)
point_vect.append(p.Y - centr.Y)
angularDist = GeomUtils.vectorDistance(point_vect, templ_vect)
else:
angularDist = math.pi
return angularDist
def scoreStroke(stroke, template):
sNorm = GeomUtils.strokeNormalizeSpacing(stroke, TEMPLATE_SAMPLE)
centr = GeomUtils.centroid(sNorm.Points)
point_vect = []
templ_vect = []
for q in template:
templ_vect.append(q.X)
templ_vect.append(q.Y)
for p in sNorm.Points:
point_vect.append(p.X - centr.X)
point_vect.append(p.Y - centr.Y)
angularDist = GeomUtils.vectorDistance(point_vect, templ_vect)
return angularDist
