def crash_bounds(position_i, size, peak, delta, bounds):
is_hit = False
crash_time = 0.0
hit_normal = []
dest_point = bounds["position"]
dest_size = bounds["size"]
for i in range(3):
magnitude = delta[int(i)]
if (magnitude == 0.0):
continue
sign = 0.0
if (magnitude > 0.0):
sign = 1.0
b_peak = farthest_axis_sign(dest_point, bounds["max"], i, (1.0 - sign))
crash_time = ((b_peak - peak[int(i)]) / magnitude)
if ((crash_time >= 0.0) and (crash_time < 1.0)):
if (magnitude > 0.0):
test = (b_peak + 0.5)
else:
test = (b_peak - 0.5)
test_time = ((test - peak[int(i)]) / magnitude)
test_position = sum_arrays(position_i, array_scaled(delta, test_time))
test_max = sum_arrays_3(test_position, size)
if is_overlap_cuboids(test_position, size, test_max, dest_point, dest_size, bounds["max"]):
crash_time = crash_time
is_hit = True
hit_normal = vector_axis_sign(i, sign)
break
return is_hit, crash_time, hit_normal
def crash_bounds(position_i, size, peak, delta, bounds):
is_hit = False
crash_time = 0.0
hit_normal = []
dest_point = bounds["position"]
dest_size = bounds["size"]
for i in range(3):
magnitude = delta[int(i)]
if (magnitude == 0.0):
continue
sign = 0.0
if (magnitude > 0.0):
sign = 1.0
b_peak = farthest_axis_sign(dest_point, bounds["max"], i, (1.0 - sign))
crash_time = ((b_peak - peak[int(i)]) / magnitude)
if ((crash_time >= 0.0) and (crash_time < 1.0)):
if (magnitude > 0.0):
test = (b_peak + 0.5)
else:
test = (b_peak - 0.5)
test_time = ((test - peak[int(i)]) / magnitude)
test_position = sum_arrays(position_i,
array_scaled(delta, test_time))
test_max = sum_arrays_3(test_position, size)
if is_overlap_cuboids(test_position, size, test_max, dest_point,
dest_size, bounds["max"]):
crash_time = crash_time
is_hit = True
hit_normal = vector_axis_sign(i, sign)
break
return is_hit, crash_time, hit_normal
def touching_two(one_position, one_size, one_max, two):
yes = False
normals = []
two_bounds = two["world_bounds"]
axis, sign = face_overlap(one_position, one_size, one_max, two_bounds["position"], two_bounds["size"], two_bounds["max"])
if (len(two["children"]) > 0.0):
if (axis == None):
if (is_overlap_cuboids(one_position, one_size, one_max, two_bounds["position"], two_bounds["size"], two_bounds["max"]) == False):
return yes, normals
for child in two["children"]:
child_yes, child_normals = touching_two(one_position, one_size, one_max, child)
if child_yes:
yes = True
normals.extend(child_normals)
else:
if (axis != None):
yes = True
normals.append(vector_axis_sign(axis, sign))
return yes, normals
def touching_two(one_position, one_size, one_max, two):
yes = False
normals = []
two_bounds = two["world_bounds"]
axis, sign = face_overlap(one_position, one_size, one_max,
two_bounds["position"], two_bounds["size"],
two_bounds["max"])
if (len(two["children"]) > 0.0):
if (axis == None):
if (is_overlap_cuboids(one_position, one_size, one_max,
two_bounds["position"], two_bounds["size"],
two_bounds["max"]) == False):
return yes, normals
for child in two["children"]:
child_yes, child_normals = touching_two(one_position, one_size,
one_max, child)
if child_yes:
yes = True
normals.extend(child_normals)
else:
if (axis != None):
yes = True
normals.append(vector_axis_sign(axis, sign))
return yes, normals
