carla/PythonAPI/test/smoke/test_snapshot.py

53 lines
2.1 KiB
Python

# Copyright (c) 2019 Computer Vision Center (CVC) at the Universitat Autonoma de
# Barcelona (UAB).
#
# This work is licensed under the terms of the MIT license.
# For a copy, see <https://opensource.org/licenses/MIT>.
import carla
import random
from . import SyncSmokeTest
class TestSnapshot(SyncSmokeTest):
def test_spawn_points(self):
print("TestSnapshot.test_spawn_points")
self.world = self.client.reload_world()
# Check why the world settings aren't applied after a reload
self.settings = self.world.get_settings()
settings = carla.WorldSettings(
no_rendering_mode=False,
synchronous_mode=True,
fixed_delta_seconds=0.05)
self.world.apply_settings(settings)
spawn_points = self.world.get_map().get_spawn_points()[:20]
vehicles = self.world.get_blueprint_library().filter('vehicle.*')
batch = [(random.choice(vehicles), t) for t in spawn_points]
batch = [carla.command.SpawnActor(*args) for args in batch]
response = self.client.apply_batch_sync(batch, True)
self.assertFalse(any(x.error for x in response))
ids = [x.actor_id for x in response]
self.assertEqual(len(ids), len(spawn_points))
frame = self.world.tick()
snapshot = self.world.get_snapshot()
self.assertEqual(frame, snapshot.timestamp.frame)
actors = self.world.get_actors()
self.assertTrue(all(snapshot.has_actor(x.id) for x in actors))
for actor_id, t0 in zip(ids, spawn_points):
actor_snapshot = snapshot.find(actor_id)
self.assertIsNotNone(actor_snapshot)
t1 = actor_snapshot.get_transform()
# Ignore Z cause vehicle is falling.
self.assertAlmostEqual(t0.location.x, t1.location.x, places=2)
self.assertAlmostEqual(t0.location.y, t1.location.y, places=2)
self.assertAlmostEqual(t0.rotation.pitch, t1.rotation.pitch, places=2)
self.assertAlmostEqual(t0.rotation.yaw, t1.rotation.yaw, places=2)
self.assertAlmostEqual(t0.rotation.roll, t1.rotation.roll, places=2)