def test_crash(self):
# base of triangle (from orig to dest)
o = KineticVertex()
o.origin = (0., 0.)
o.velocity = (0., 1.)
d = KineticVertex()
d.origin = (10., 0.)
d.velocity = (0, 1.)
# vertex supposed to crash into base (the apex)
a = KineticVertex()
a.origin = (5, 5)
a.velocity = (0., -1.)
times = []
# vertex crash time
time = vertex_crash_time(o, d, a)
times.append(time)
# edge collapse times
time = collapse_time_edge(o, d)
times.append(time)
time = collapse_time_edge(d, a)
times.append(time)
time = collapse_time_edge(a, o)
times.append(time)
# area collapse time
coeff = area_collapse_time_coeff(o, d, a)
time = solve_quadratic(coeff[0], coeff[1], coeff[2])
times.extend(time)
times = get_unique_times(times)
show_all_times(times, o, d, a)
def test_central_crash(self):
# base of triangle2 (from orig to dest)
o = KineticVertex()
o.origin = (0., 0.)
o.velocity = (sqrt(2), sqrt(2))
d = KineticVertex()
d.origin = (10., 0.)
d.velocity = (-sqrt(2), -sqrt(2))
# vertex supposed to crash into base (the apex)
a = KineticVertex()
a.origin = (5, 5)
a.velocity = (0, -sqrt(2))
# edge collapse times
times = []
time = collapse_time_edge(o, d)
times.append(time)
time = collapse_time_edge(d, a)
times.append(time)
time = collapse_time_edge(a, o)
times.append(time)
# area collapse time
area = area_collapse_times(o, d, a)
times.extend(area)
# vertex crash time
time = vertex_crash_time(o, d, a)
times.append(time)
# filter None out of the times and see what is there...
times = get_unique_times(times)
show_all_times(times, o, d, a)
def test_perpendicular2_crash(self):
# base of triangle2 (from orig to dest)
o = KineticVertex()
o.origin = (0., 0.)
o.velocity = (0., 1.)
d = KineticVertex()
d.origin = (10., 0.)
d.velocity = (0, 1.)
# vertex supposed to crash into base (the apex)
a = KineticVertex()
a.origin = (5, 5)
a.velocity = (1, 0)
# edge collapse times
times = []
time = collapse_time_edge(o, d)
times.append(time)
time = collapse_time_edge(d, a)
times.append(time)
time = collapse_time_edge(a, o)
times.append(time)
# area collapse time
area = area_collapse_times(o, d, a)
times.extend(area)
# vertex crash time
time = vertex_crash_time(o, d, a)
times.append(time)
#
times = get_unique_times(times)
show_all_times(times, o, d, a)
def test_equilateral_outwards(self):
# k = KineticTriangle()
V = []
v = KineticVertex()
v.origin = (0.0, 0.0)
v.velocity = (-2.1889010593167346, -1.0)
V.append(v)
v = KineticVertex()
v.origin = (3.0, 0.0)
v.velocity = (2.1889010593167346, -1.0)
V.append(v)
v = KineticVertex()
v.origin = (1.5, 1.7320508075688772)
v.velocity = (0.0, 1.5275252316519463)
V.append(v)
o, d, a = V
print o, d, a
# k.vertices = V
# edge collapse times
times = []
time = collapse_time_edge(o, d)
times.append(time)
time = collapse_time_edge(d, a)
times.append(time)
time = collapse_time_edge(a, o)
times.append(time)
# area collapse times
area = area_collapse_times(o, d, a)
times.extend(area)
# vertex crash time
time = vertex_crash_time(o, d, a)
times.append(time)
#
print times
times = get_unique_times(times)
show_all_times(times, o, d, a)
self.assertRaises(ValueError, find_ge, times, 0)