def get_max_axis_x(img):
"""takes a list of all the colored pixels. Elements in the form (<pixel color>, <location>)
returns max(x) and min(y) i.e. (max(x),0)
"""
max_axis_x = None
min_axis_y = None
for i in range(max_x):
for j in range(max_y):
if ut.check_color(img, i, j, 0, 0, 0):
if ut.probe_back(img, i, j, 0, 0, 0) and ut.probe_up(img, i, j, 0, 0, 0):
max_axis_x = i
min_axis_y = j
break
return (max_axis_x, min_axis_y)
def get_max_axis_y(img):
"""takes a list of all the colored pixels. Elements in the form (<pixel color>, <location>)
returns min(x) and max(y) i.e. (0,max(y))
"""
min_axis_x = None
max_axis_y = None
for i in range(max_x):
for j in range(max_y):
if ut.check_color(img, i, j, 0, 0, 0):
if ut.probe_forward(img, i, j, 0, 0, 0) and ut.probe_down(img, i, j, 0, 0, 0):
min_axis_x = i
max_axis_y = j
break
return (min_axis_x, max_axis_y)
def get_origin(img):
"""takes a list, img, map of pixel colors. Elements in the form (<pixel color>, <location>)
returns min(x) and min(y) i.e. (0,0) on the graph axis
"""
min_axis_x = None
min_axis_y = None
for i in range(max_x):
for j in range(max_y):
if ut.check_color(img, i, j, 0, 0, 0):
if ut.probe_forward(img, i, j, 0, 0, 0) and ut.probe_up(img, i, j, 0, 0, 0):
min_axis_x = i
min_axis_y = j
break
return (min_axis_x, min_axis_y) #excludes the perimeter
