def pointTransform(self,x,y, check=0):
"""
illuminates a single point while performing a mapping transform
function exists primarily for testing
"""
MF = self.MF
coord = self.ccd_to_dmd(x,y)
# TODO:
# multiplying by 4 because of confusing SUBPIXEL stuff fix in image
# generator
# do all floats in FUTURE
PI.py_illuminate_enable()
PI.py_clear_framebuffer()
PI.py_illuminate_point(coord[0],coord[1], MF.mask_number1)
PI.py_illuminate_expose() # turn on the frame buffer
if check == 1:
img_array = PC.snapPtr(0.35,180,"spare")
# just clobber the illumination point
a = numpy.array([coord[0]])
b = numpy.array([coord[1]])
max_val = PI.py_illuminate_spot_find(img_array, a,b)
if max_val < 100:
print("point not found")
# end if
else:
print("found(%d,%d)" % (a[0],b[0]))
# end else
PC.cameraClose() # also frees up image buffer memory
def getCameraImage(self):
"""
Causes a camera snap event to happen and returns the pointer to a
image copied from the frame buffer
skips loading from a file.
"""
MF = self.MF
return PC.snapPtr( MF.ImageExposure,\
MF.ImageGain, \
MF.ImageColor, \
MF.ImageFilename)
def snapImage(self):
"""
A wrapper function that allows MappingFunctions.py to snap and
save an image
MappingFunctions should be instantiated before this gets called
by calling illumInit()
"""
# snap an image with settings from the config file
MF = self.MF
return PC.snapPtr( MF.ImageExposure,\
MF.ImageGain, \
MF.ImageColor)
