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ardupilot/libraries/AP_Common/tests/test_location.cpp

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#include <AP_gtest.h>
#include <AP_Common/Location.h>
#include <AP_Math/AP_Math.h>
#include <AP_AHRS/AP_AHRS.h>
#include <AP_Terrain/AP_Terrain.h>
const AP_HAL::HAL& hal = AP_HAL::get_HAL();
class DummyAHRS: AP_AHRS_NavEKF {
public:
DummyAHRS(uint8_t flags = 0) :
AP_AHRS_NavEKF(flags) {};
void unset_home() { _home_is_set = false; };
bool set_home(const Location &loc) override WARN_IF_UNUSED {
// check location is valid
if (loc.lat == 0 && loc.lng == 0 && loc.alt == 0) {
return false;
}
if (!loc.check_latlng()) {
return false;
}
// home must always be global frame at the moment as .alt is
// accessed directly by the vehicles and they may not be rigorous
// in checking the frame type.
Location tmp = loc;
if (!tmp.change_alt_frame(Location::AltFrame::ABSOLUTE)) {
return false;
}
_home = tmp;
_home_is_set = true;
return true;
};
bool set_origin(const Location &loc) override WARN_IF_UNUSED {
_origin = loc;
_origin_is_set = true;
return true;
};
// returns the inertial navigation origin in lat/lon/alt
bool get_origin(Location &ret) const override WARN_IF_UNUSED {
if (_origin_is_set) {
ret = _origin;
return true;
} else {
return false;
}
};
Location _origin;
bool _origin_is_set;
};
class DummyVehicle {
public:
bool start_cmd(const AP_Mission::Mission_Command& cmd) { return true; };
bool verify_cmd(const AP_Mission::Mission_Command& cmd) { return true; };
void mission_complete() { };
DummyAHRS ahrs{AP_AHRS_NavEKF::FLAG_ALWAYS_USE_EKF};
AP_Mission mission{
FUNCTOR_BIND_MEMBER(&DummyVehicle::start_cmd, bool, const AP_Mission::Mission_Command &),
FUNCTOR_BIND_MEMBER(&DummyVehicle::verify_cmd, bool, const AP_Mission::Mission_Command &),
FUNCTOR_BIND_MEMBER(&DummyVehicle::mission_complete, void)};
AP_Terrain terrain{mission};
};
static DummyVehicle vehicle;
#define EXPECT_VECTOR2F_EQ(v1, v2) \
do { \
EXPECT_FLOAT_EQ(v1[0], v2[0]); \
EXPECT_FLOAT_EQ(v1[1], v2[1]); \
} while (false);
#define EXPECT_VECTOR3F_EQ(v1, v2) \
do { \
EXPECT_FLOAT_EQ(v1[0], v2[0]); \
EXPECT_FLOAT_EQ(v1[1], v2[1]); \
EXPECT_FLOAT_EQ(v1[2], v2[2]); \
} while (false);
#define EXPECT_VECTOR2F_NEAR(v1, v2, acc) \
do { \
EXPECT_NEAR(v1[0], v2[0], acc); \
EXPECT_NEAR(v1[1], v2[1], acc); \
} while (false);
#define EXPECT_VECTOR3F_NEAR(v1, v2, acc) \
do { \
EXPECT_NEAR(v1[0], v2[0], acc); \
EXPECT_NEAR(v1[1], v2[1], acc); \
EXPECT_NEAR(v1[2], v2[2], acc); \
} while (false);
TEST(Location, Tests)
{
Location test_location;
EXPECT_TRUE(test_location.is_zero());
EXPECT_FALSE(test_location.initialised());
const Location test_home{-35362938, 149165085, 100, Location::AltFrame::ABSOLUTE};
EXPECT_EQ(-35362938, test_home.lat);
EXPECT_EQ(149165085, test_home.lng);
EXPECT_EQ(100, test_home.alt);
EXPECT_EQ(0, test_home.relative_alt);
EXPECT_EQ(0, test_home.terrain_alt);
EXPECT_EQ(0, test_home.origin_alt);
EXPECT_EQ(0, test_home.loiter_ccw);
EXPECT_EQ(0, test_home.loiter_xtrack);
EXPECT_TRUE(test_home.initialised());
const Vector3f test_vect{-42, 42, 0};
Location test_location3{test_vect, Location::AltFrame::ABOVE_HOME};
EXPECT_EQ(0, test_location3.lat);
EXPECT_EQ(0, test_location3.lng);
EXPECT_EQ(0, test_location3.alt);
EXPECT_EQ(1, test_location3.relative_alt);
EXPECT_EQ(0, test_location3.terrain_alt);
EXPECT_EQ(0, test_location3.origin_alt);
EXPECT_EQ(0, test_location3.loiter_ccw);
EXPECT_EQ(0, test_location3.loiter_xtrack);
EXPECT_FALSE(test_location3.initialised());
// EXPECT_EXIT(test_location3.change_alt_frame(Location::AltFrame::ABSOLUTE), PANIC something); // TODO check PANIC
test_location3.set_alt_cm(-420, Location::AltFrame::ABSOLUTE);
EXPECT_EQ(-420, test_location3.alt);
EXPECT_EQ(0, test_location3.relative_alt);
EXPECT_EQ(0, test_location3.terrain_alt);
EXPECT_EQ(0, test_location3.origin_alt);
EXPECT_EQ(Location::AltFrame::ABSOLUTE, test_location3.get_alt_frame());
test_location3.set_alt_cm(420, Location::AltFrame::ABOVE_HOME);
EXPECT_EQ(420, test_location3.alt);
EXPECT_EQ(1, test_location3.relative_alt);
EXPECT_EQ(0, test_location3.terrain_alt);
EXPECT_EQ(0, test_location3.origin_alt);
EXPECT_EQ(Location::AltFrame::ABOVE_HOME, test_location3.get_alt_frame());
test_location3.set_alt_cm(-420, Location::AltFrame::ABOVE_ORIGIN);
EXPECT_EQ(-420, test_location3.alt);
EXPECT_EQ(0, test_location3.relative_alt);
EXPECT_EQ(0, test_location3.terrain_alt);
EXPECT_EQ(1, test_location3.origin_alt);
EXPECT_EQ(Location::AltFrame::ABOVE_ORIGIN, test_location3.get_alt_frame());
test_location3.set_alt_cm(420, Location::AltFrame::ABOVE_TERRAIN);
EXPECT_EQ(420, test_location3.alt);
EXPECT_EQ(1, test_location3.relative_alt);
EXPECT_EQ(1, test_location3.terrain_alt);
EXPECT_EQ(0, test_location3.origin_alt);
EXPECT_EQ(Location::AltFrame::ABOVE_TERRAIN, test_location3.get_alt_frame());
// No TERRAIN, NO HOME, NO ORIGIN
for (auto current_frame = Location::AltFrame::ABSOLUTE;
current_frame <= Location::AltFrame::ABOVE_TERRAIN;
current_frame = static_cast<Location::AltFrame>(
(uint8_t) current_frame + 1)) {
for (auto desired_frame = Location::AltFrame::ABSOLUTE;
desired_frame <= Location::AltFrame::ABOVE_TERRAIN;
desired_frame = static_cast<Location::AltFrame>(
(uint8_t) desired_frame + 1)) {
test_location3.set_alt_cm(420, current_frame);
if (current_frame == desired_frame) {
EXPECT_TRUE(test_location3.change_alt_frame(desired_frame));
continue;
}
if (current_frame == Location::AltFrame::ABOVE_TERRAIN
|| desired_frame == Location::AltFrame::ABOVE_TERRAIN) {
EXPECT_FALSE(test_location3.change_alt_frame(desired_frame));
} else if (current_frame == Location::AltFrame::ABOVE_ORIGIN
|| desired_frame == Location::AltFrame::ABOVE_ORIGIN) {
EXPECT_FALSE(test_location3.change_alt_frame(desired_frame));
} else if (current_frame == Location::AltFrame::ABOVE_HOME
|| desired_frame == Location::AltFrame::ABOVE_HOME) {
EXPECT_FALSE(test_location3.change_alt_frame(desired_frame));
} else {
EXPECT_TRUE(test_location3.change_alt_frame(desired_frame));
}
}
}
// NO TERRAIN, NO ORIGIN
EXPECT_TRUE(vehicle.ahrs.set_home(test_home));
for (auto current_frame = Location::AltFrame::ABSOLUTE;
current_frame <= Location::AltFrame::ABOVE_TERRAIN;
current_frame = static_cast<Location::AltFrame>(
(uint8_t) current_frame + 1)) {
for (auto desired_frame = Location::AltFrame::ABSOLUTE;
desired_frame <= Location::AltFrame::ABOVE_TERRAIN;
desired_frame = static_cast<Location::AltFrame>(
(uint8_t) desired_frame + 1)) {
test_location3.set_alt_cm(420, current_frame);
if (current_frame == desired_frame) {
EXPECT_TRUE(test_location3.change_alt_frame(desired_frame));
continue;
}
if (current_frame == Location::AltFrame::ABOVE_TERRAIN
|| desired_frame == Location::AltFrame::ABOVE_TERRAIN) {
EXPECT_FALSE(test_location3.change_alt_frame(desired_frame));
} else if (current_frame == Location::AltFrame::ABOVE_ORIGIN
|| desired_frame == Location::AltFrame::ABOVE_ORIGIN) {
EXPECT_FALSE(test_location3.change_alt_frame(desired_frame));
} else {
EXPECT_TRUE(test_location3.change_alt_frame(desired_frame));
}
}
}
// NO Origin
Location::set_terrain(&vehicle.terrain);
for (auto current_frame = Location::AltFrame::ABSOLUTE;
current_frame <= Location::AltFrame::ABOVE_TERRAIN;
current_frame = static_cast<Location::AltFrame>(
(uint8_t) current_frame + 1)) {
for (auto desired_frame = Location::AltFrame::ABSOLUTE;
desired_frame <= Location::AltFrame::ABOVE_TERRAIN;
desired_frame = static_cast<Location::AltFrame>(
(uint8_t) desired_frame + 1)) {
test_location3.set_alt_cm(420, current_frame);
if (current_frame == desired_frame) {
EXPECT_TRUE(test_location3.change_alt_frame(desired_frame));
continue;
}
if (current_frame == Location::AltFrame::ABOVE_ORIGIN
|| desired_frame == Location::AltFrame::ABOVE_ORIGIN) {
EXPECT_FALSE(test_location3.change_alt_frame(desired_frame));
} else {
EXPECT_TRUE(test_location3.change_alt_frame(desired_frame));
}
}
}
Vector2f test_vec2;
EXPECT_FALSE(test_home.get_vector_xy_from_origin_NE(test_vec2));
Vector3f test_vec3;
EXPECT_FALSE(test_home.get_vector_from_origin_NEU(test_vec3));
Location test_origin = test_home;
test_origin.offset(2, 2);
EXPECT_TRUE(vehicle.ahrs.set_origin(test_origin));
const Vector3f test_vecto{200, 200, 10};
const Location test_location4{test_vecto, Location::AltFrame::ABOVE_ORIGIN};
EXPECT_EQ(-35362580, test_location4.lat);
EXPECT_EQ(149165445, test_location4.lng);
EXPECT_EQ(10, test_location4.alt);
EXPECT_EQ(0, test_location4.relative_alt);
EXPECT_EQ(0, test_location4.terrain_alt);
EXPECT_EQ(1, test_location4.origin_alt);
EXPECT_EQ(0, test_location4.loiter_ccw);
EXPECT_EQ(0, test_location4.loiter_xtrack);
EXPECT_TRUE(test_location4.initialised());
for (auto current_frame = Location::AltFrame::ABSOLUTE;
current_frame <= Location::AltFrame::ABOVE_TERRAIN;
current_frame = static_cast<Location::AltFrame>(
(uint8_t) current_frame + 1)) {
for (auto desired_frame = Location::AltFrame::ABSOLUTE;
desired_frame <= Location::AltFrame::ABOVE_TERRAIN;
desired_frame = static_cast<Location::AltFrame>(
(uint8_t) desired_frame + 1)) {
test_location3.set_alt_cm(420, current_frame);
EXPECT_TRUE(test_location3.change_alt_frame(desired_frame));
}
}
EXPECT_TRUE(test_home.get_vector_xy_from_origin_NE(test_vec2));
const float ACCURACY = 1; // TODO: WTF : 1m accuracy ?
EXPECT_VECTOR2F_NEAR(Vector2f(-200, -200), test_vec2, ACCURACY);
EXPECT_TRUE(test_home.get_vector_from_origin_NEU(test_vec3));
EXPECT_VECTOR2F_NEAR(Vector3f(-200, -200, 0), test_vec3, ACCURACY);
vehicle.ahrs.unset_home();
const Location test_location_empty{test_vect, Location::AltFrame::ABOVE_HOME};
EXPECT_FALSE(test_location_empty.get_vector_from_origin_NEU(test_vec3));
}
TEST(Location, Distance)
{
const Location test_home{-35362938, 149165085, 100, Location::AltFrame::ABSOLUTE};
const Location test_home2{-35363938, 149165085, 100, Location::AltFrame::ABSOLUTE};
EXPECT_FLOAT_EQ(11.131885, test_home.get_distance(test_home2));
EXPECT_FLOAT_EQ(0, test_home.get_distance(test_home));
EXPECT_VECTOR2F_EQ(Vector2f(0, 0), test_home.get_distance_NE(test_home));
EXPECT_VECTOR2F_EQ(Vector2f(-11.131885, 0), test_home.get_distance_NE(test_home2));
EXPECT_VECTOR2F_EQ(Vector3f(0, 0, 0), test_home.get_distance_NED(test_home));
EXPECT_VECTOR2F_EQ(Vector3f(-11.131885, 0, 0), test_home.get_distance_NED(test_home2));
Location test_loc = test_home;
test_loc.offset(-11.131885, 0);
EXPECT_TRUE(test_loc.same_latlon_as(test_home2));
test_loc.offset_bearing(0, 11.131885);
EXPECT_TRUE(test_loc.same_latlon_as(test_home));
test_loc.offset_bearing_and_pitch(0, 2, -11.14);
EXPECT_TRUE(test_loc.same_latlon_as(test_home2));
EXPECT_EQ(62, test_loc.alt);
test_loc = Location(-35362633, 149165085, 0, Location::AltFrame::ABOVE_HOME);
int32_t bearing = test_home.get_bearing_to(test_loc);
EXPECT_EQ(0, bearing);
test_loc = Location(-35363711, 149165085, 0, Location::AltFrame::ABOVE_HOME);
bearing = test_home.get_bearing_to(test_loc);
EXPECT_EQ(18000, bearing);
test_loc = Location(-35362938, 149166085, 0, Location::AltFrame::ABOVE_HOME);
bearing = test_home.get_bearing_to(test_loc);
EXPECT_EQ(9000, bearing);
test_loc = Location(-35362938, 149164085, 0, Location::AltFrame::ABOVE_HOME);
bearing = test_home.get_bearing_to(test_loc);
EXPECT_EQ(27000, bearing);
test_loc = Location(-35361938, 149164085, 0, Location::AltFrame::ABOVE_HOME);
bearing = test_home.get_bearing_to(test_loc);
EXPECT_EQ(31503, bearing);
const float bearing_rad = test_home.get_bearing(test_loc);
EXPECT_FLOAT_EQ(radians(315.03), bearing_rad);
}
TEST(Location, Sanitize)
{
const Location test_home{-35362938, 149165085, 100, Location::AltFrame::ABSOLUTE};
Location test_loc;
test_loc.set_alt_cm(0, Location::AltFrame::ABOVE_HOME);
EXPECT_TRUE(test_loc.sanitize(test_home));
EXPECT_TRUE(test_loc.same_latlon_as(test_home));
EXPECT_EQ(test_home.alt, test_loc.alt);
test_loc = Location(91*1e7, 0, 0, Location::AltFrame::ABSOLUTE);
EXPECT_TRUE(test_loc.sanitize(test_home));
EXPECT_TRUE(test_loc.same_latlon_as(test_home));
EXPECT_NE(test_home.alt, test_loc.alt);
test_loc = Location(0, 181*1e7, 0, Location::AltFrame::ABSOLUTE);
EXPECT_TRUE(test_loc.sanitize(test_home));
EXPECT_TRUE(test_loc.same_latlon_as(test_home));
EXPECT_NE(test_home.alt, test_loc.alt);
test_loc = Location(42*1e7, 42*1e7, 420, Location::AltFrame::ABSOLUTE);
EXPECT_FALSE(test_loc.sanitize(test_home));
EXPECT_FALSE(test_loc.same_latlon_as(test_home));
EXPECT_NE(test_home.alt, test_loc.alt);
}
TEST(Location, Line)
{
const Location test_home{35362938, 149165085, 100, Location::AltFrame::ABSOLUTE};
const Location test_wp_last{35362960, 149165085, 100, Location::AltFrame::ABSOLUTE};
Location test_wp{35362940, 149165085, 100, Location::AltFrame::ABSOLUTE};
EXPECT_FALSE(test_wp.past_interval_finish_line(test_home, test_wp_last));
EXPECT_TRUE(test_wp.past_interval_finish_line(test_home, test_home));
test_wp.lat = 35362970;
EXPECT_TRUE(test_wp.past_interval_finish_line(test_home, test_wp_last));
}
AP_GTEST_MAIN()