def generate_plottable_points_between_twopoints(cls, point1: List[Point],
point2: List[Point]):
vec = Vector.create_vector_from_2points(point1, point2)
distance_between_point1_2 = Point.euclidean_distance(point1, point2)
max_distance_between2points = 1
min_distance_between2points = max_distance_between2points * .5
unit = vec.UnitVector
lst_results = []
delta = distance_between_point1_2 / 10 #some random value
last_point = point1
last_t = 0
max_t = distance_between_point1_2
while (True):
new_t = last_t + delta
if (new_t > max_t):
break
next_point = Point(point1.X + unit.X * new_t,
point1.Y + unit.Y * new_t)
distance = Point.euclidean_distance(last_point, next_point)
if (distance < max_distance_between2points
and distance > min_distance_between2points):
#just right
last_t = new_t
lst_results.append(next_point)
last_point = next_point
continue
elif (distance <= min_distance_between2points):
#too close
delta = delta * 1.5
continue
elif (distance >= max_distance_between2points):
#too far
delta = delta * .5
continue
else:
continue
return lst_results
def distance(self):
if (self._distance != -1):
return self._distance
vec = Vector.create_vector_from_2points(self.point1, self.point2)
self._distance = vec.Length
return self._distance
def test_create_vector(self):
p1=Point(1,1)
p2=Point(2,2)
v=Vector.create_vector_from_2points(p1,p2)
self.assertEquals(v.X,1)
self.assertEquals(v.Y,1)