pxmlw6n2f/Gazebo_Distributed_MPI/test/integration/gz_camera.cc

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2019-04-18 10:27:54 +08:00
/*
* Copyright (C) 2013 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "gazebo/sensors/SensorsIface.hh"
#include "gazebo/test/ServerFixture.hh"
using namespace gazebo;
class GzCamera : public ServerFixture
{
};
/////////////////////////////////////////////////
// \brief Test the at camera follow (gz camera -f <model> -c <camera>) moves
// the camera
TEST_F(GzCamera, Follow)
{
Load("worlds/empty_test.world");
// Get a pointer to the world
physics::WorldPtr world = physics::get_world("default");
ASSERT_TRUE(world != NULL);
// Spawn a box to follow.
SpawnBox("box", math::Vector3(1, 1, 1), math::Vector3(10, 10, 1),
math::Vector3(0, 0, 0));
ignition::math::Pose3d cameraStartPose(0, 0, 0, 0, 0, 0);
// Spawn a camera that will do the following
SpawnCamera("test_camera_model", "test_camera",
cameraStartPose.Pos(), cameraStartPose.Rot().Euler());
sensors::SensorPtr sensor = sensors::get_sensor("test_camera");
ASSERT_TRUE(sensor != NULL);
sensors::CameraSensorPtr camSensor =
std::dynamic_pointer_cast<sensors::CameraSensor>(sensor);
EXPECT_TRUE(camSensor != NULL);
rendering::CameraPtr camera = camSensor->Camera();
ASSERT_TRUE(camera != NULL);
// Make sure the sensor is at the correct initial pose
EXPECT_EQ(camera->WorldPose(), cameraStartPose);
SetPause(true);
// Tell the camera to follow the box. The camera should move toward the
// box.
custom_exec("gz camera -c test_camera_model::body::test_camera -f box");
world->Step(5000);
// Make sure the camera is not at the initial pose.
EXPECT_TRUE(camera->WorldPose() != cameraStartPose);
EXPECT_NEAR(camera->WorldPose().Pos().X(), 9.9, 0.1);
EXPECT_NEAR(camera->WorldPose().Pos().Y(), 9.9, 0.1);
}
/////////////////////////////////////////////////
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}