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Orange.test.cc
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Orange.test.cc
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//----------------------------------*-C++-*----------------------------------//
// Copyright 2021-2024 UT-Battelle, LLC, and other Celeritas developers.
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: (Apache-2.0 OR MIT)
//---------------------------------------------------------------------------//
//! \file orange/Orange.test.cc
//---------------------------------------------------------------------------//
#include <limits>
#include <type_traits>
#include "corecel/math/Algorithms.hh"
#include "geocel/Types.hh"
#include "geocel/detail/LengthUnits.hh"
#include "orange/OrangeInput.hh"
#include "orange/OrangeParams.hh"
#include "orange/OrangeParamsOutput.hh"
#include "orange/OrangeTrackView.hh"
#include "orange/OrangeTypes.hh"
#include "celeritas/Constants.hh"
#include "OrangeGeoTestBase.hh"
#include "TestMacros.hh"
#include "celeritas_test.hh"
using celeritas::constants::sqrt_two;
namespace celeritas
{
namespace test
{
//---------------------------------------------------------------------------//
class OrangeTest : public OrangeGeoTestBase
{
protected:
using Initializer_t = GeoTrackInitializer;
size_type num_track_slots() const override { return 2; }
real_type unit_length() const override { return 1; }
};
class JsonOrangeTest : public OrangeTest
{
public:
void SetUp() final
{
if (!CELERITAS_USE_JSON)
{
GTEST_SKIP() << "JSON is disabled";
}
this->build_geometry(this->geometry_basename() + ".org.json");
}
};
class GeantOrangeTest : public OrangeTest
{
public:
void SetUp() final
{
if (!CELERITAS_USE_GEANT4)
{
GTEST_SKIP() << "Geant4 is disabled";
}
if (CELERITAS_REAL_TYPE != CELERITAS_REAL_TYPE_DOUBLE)
{
GTEST_SKIP() << "Converting Geant4 requires double-precision "
"reals";
}
this->build_gdml_geometry(this->geometry_basename() + ".gdml");
}
real_type unit_length() const override { return lengthunits::centimeter; }
};
class ShiftTrackerTest : public JsonOrangeTest
{
protected:
enum class BoundaryState
{
INSIDE = 0,
OUTSIDE = 1
};
std::string geometry_basename() const final { return "hex-array"; }
CELER_FUNCTION static constexpr unsigned int invalid_id()
{
return static_cast<unsigned int>(-1);
}
void initialize(Real3 pos, Real3 dir)
{
auto track = this->make_geo_track_view();
track = {pos, dir};
}
void distance_to_boundary(real_type& distance)
{
auto track = this->make_geo_track_view();
distance = track.find_next_step().distance;
}
void move_to_point(real_type distance)
{
auto track = this->make_geo_track_view();
track.move_internal(distance);
}
void move_across_surface(BoundaryState& boundary_state, unsigned int& cell)
{
auto track = this->make_geo_track_view();
track.move_to_boundary();
track.cross_boundary();
if (!track.is_outside())
{
boundary_state = BoundaryState::INSIDE;
cell = track.volume_id().get();
}
else
{
boundary_state = BoundaryState::OUTSIDE;
cell = invalid_id();
}
}
};
//---------------------------------------------------------------------------//
class OneVolumeTest : public OrangeTest
{
void SetUp() override
{
OneVolInput geo_inp;
this->build_geometry(geo_inp);
}
};
TEST_F(OneVolumeTest, params)
{
OrangeParams const& geo = this->params();
EXPECT_EQ(1, geo.num_universes());
EXPECT_EQ(1, geo.num_volumes());
EXPECT_EQ(0, geo.num_surfaces());
EXPECT_TRUE(geo.supports_safety());
EXPECT_EQ("one volume", geo.id_to_label(UniverseId{0}).name);
EXPECT_EQ(UniverseId{0}, geo.find_universe("one volume"));
EXPECT_EQ("infinite", geo.id_to_label(VolumeId{0}).name);
EXPECT_EQ(VolumeId{0}, geo.find_volume("infinite"));
}
TEST_F(OneVolumeTest, track_view)
{
OrangeTrackView geo = this->make_geo_track_view();
// Initialize
geo = Initializer_t{{3, 4, 5}, {0, 1, 0}};
EXPECT_VEC_SOFT_EQ(Real3({3, 4, 5}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({0, 1, 0}), geo.dir());
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
EXPECT_TRUE(geo.is_outside());
EXPECT_FALSE(geo.is_on_boundary());
// Initialize from a pre-existing OrangeTrackView object
geo = OrangeTrackView::DetailedInitializer{geo, Real3({1, 0, 0})};
EXPECT_VEC_SOFT_EQ(Real3({3, 4, 5}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({1, 0, 0}), geo.dir());
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
EXPECT_TRUE(geo.is_outside());
EXPECT_FALSE(geo.is_on_boundary());
// Try a boundary
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(inf, next.distance);
EXPECT_FALSE(next.boundary);
geo.move_internal(2.5);
EXPECT_VEC_SOFT_EQ(Real3({5.5, 4, 5}), geo.pos());
// Move within the volume but not along a straight line
geo.move_internal({5.6, 4.1, 5.1});
EXPECT_VEC_SOFT_EQ(Real3({5.6, 4.1, 5.1}), geo.pos());
// Change direction
geo.set_dir({0, 1, 0});
next = geo.find_next_step();
EXPECT_SOFT_EQ(inf, next.distance);
EXPECT_FALSE(next.boundary);
// Get safety distance
EXPECT_SOFT_EQ(inf, geo.find_safety());
}
//---------------------------------------------------------------------------//
class TwoVolumeTest : public OrangeTest
{
void SetUp() override
{
TwoVolInput geo_inp;
geo_inp.radius = 1.5;
this->build_geometry(geo_inp);
}
};
TEST_F(TwoVolumeTest, params)
{
OrangeParams const& geo = this->params();
EXPECT_EQ(2, geo.num_volumes());
EXPECT_EQ(1, geo.num_surfaces());
EXPECT_TRUE(geo.supports_safety());
EXPECT_EQ("sphere", geo.id_to_label(SurfaceId{0}).name);
EXPECT_EQ(SurfaceId{0}, geo.find_surface("sphere"));
auto const& bbox = geo.bbox();
EXPECT_VEC_SOFT_EQ((Real3{-1.5, -1.5, -1.5}), bbox.lower());
EXPECT_VEC_SOFT_EQ((Real3{1.5, 1.5, 1.5}), bbox.upper());
}
TEST_F(TwoVolumeTest, simple_track)
{
auto geo = this->make_geo_track_view();
// Initialize
geo = Initializer_t{{0.5, 0, 0}, {0, 0, 1}};
EXPECT_VEC_SOFT_EQ(Real3({0.5, 0, 0}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({0, 0, 1}), geo.dir());
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
EXPECT_FALSE(geo.is_outside());
EXPECT_FALSE(geo.is_on_boundary());
// Try a boundary; second call should be cached
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(sqrt_two, next.distance);
EXPECT_TRUE(next.boundary);
next = geo.find_next_step();
EXPECT_SOFT_EQ(sqrt_two, next.distance);
EXPECT_TRUE(next.boundary);
// Advance toward the boundary
geo.move_internal(1);
EXPECT_VEC_SOFT_EQ(Real3({0.5, 0, 1}), geo.pos());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
// Next step should still be cached
next = geo.find_next_step();
EXPECT_SOFT_EQ(sqrt_two - 1, next.distance);
EXPECT_TRUE(next.boundary);
// Move to boundary
geo.move_to_boundary();
EXPECT_VEC_SOFT_EQ(Real3({0.5, 0, sqrt_two}), geo.pos());
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
EXPECT_FALSE(geo.is_outside());
EXPECT_TRUE(geo.is_on_boundary());
if (CELERITAS_DEBUG)
{
EXPECT_THROW(geo.find_safety(), celeritas::DebugError);
}
// Logically flip the surface into the new volume
geo.cross_boundary();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
EXPECT_TRUE(geo.is_outside());
EXPECT_TRUE(geo.is_on_boundary());
// Move internally to an arbitrary position
geo.find_next_step();
EXPECT_TRUE(geo.is_on_boundary());
geo.move_internal({2, 2, 0});
EXPECT_EQ(SurfaceId{}, geo.surface_id());
EXPECT_FALSE(geo.is_on_boundary());
geo.set_dir({0, 1, 0});
EXPECT_SOFT_EQ(2 * sqrt_two - 1.5, geo.find_safety());
geo.set_dir({-sqrt_two / 2, -sqrt_two / 2, 0});
next = geo.find_next_step();
EXPECT_SOFT_EQ(2 * sqrt_two - 1.5, next.distance);
EXPECT_TRUE(next.boundary);
geo.move_to_boundary();
geo.cross_boundary();
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
// Leaving the volume almost at a tangent, but magnetic field changes direction
// on boundary so it ends up heading back in
TEST_F(TwoVolumeTest, reentrant_boundary_setdir)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{1.49, 0, 0}, {0, 1, 0}};
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
{
// Find distance
Propagation next = geo.find_next_step();
EXPECT_TRUE(next.boundary);
EXPECT_SOFT_EQ(0.17291616465790594, next.distance);
}
{
// Move to boundary
geo.move_to_boundary();
EXPECT_VEC_SOFT_EQ(Real3({1.49, 0.172916164657906, 0}), geo.pos());
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Scatter on boundary so we're heading back into volume 1
geo.set_dir({-1, 0, 0});
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Cross back into volume
geo.cross_boundary();
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Find next distance
Propagation next = geo.find_next_step();
EXPECT_TRUE(next.boundary);
EXPECT_SOFT_EQ(2.98, next.distance);
}
}
TEST_F(TwoVolumeTest, nonreentrant_boundary_setdir)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{1.49, 0, 0}, {0, 1, 0}};
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
{
// Find distance
Propagation next = geo.find_next_step();
EXPECT_TRUE(next.boundary);
EXPECT_SOFT_EQ(0.17291616465790594, next.distance);
}
{
// Move to boundary
geo.move_to_boundary();
EXPECT_VEC_SOFT_EQ(Real3({1.49, 0.172916164657906, 0}), geo.pos());
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Scatter on boundary so we're still leaving volume 1
geo.set_dir({1, 0, 0});
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Cross into new volume
geo.cross_boundary();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
}
// Leaving the voume almost at a tangent, but magnetic field changes direction
// on boundary so it ends up heading back in, then MSC changes it back outward
// again
TEST_F(TwoVolumeTest, doubly_reentrant_boundary_setdir)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{1.49, 0, 0}, {0, 1, 0}};
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
{
// Find distance
Propagation next = geo.find_next_step();
EXPECT_TRUE(next.boundary);
EXPECT_SOFT_EQ(0.17291616465790594, next.distance);
}
{
// Move to boundary
geo.move_to_boundary();
EXPECT_VEC_SOFT_EQ(Real3({1.49, 0.172916164657906, 0}), geo.pos());
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Scatter on boundary so we're heading back into volume 1
geo.set_dir({-1, 0, 0});
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Scatter again so we're headed out
geo.set_dir({1, 0, 0});
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Cross into new volume
geo.cross_boundary();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
}
// After leaving the volume almost at a tangent, change direction before moving
// as part of the field propagation algorithm.
TEST_F(TwoVolumeTest, reentrant_boundary_setdir_post)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{1.49, 0, 0}, {0, 1, 0}};
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
{
// Find distance
Propagation next = geo.find_next_step();
EXPECT_TRUE(next.boundary);
EXPECT_SOFT_EQ(0.17291616465790594, next.distance);
}
{
// Move to boundary
geo.move_to_boundary();
EXPECT_VEC_SOFT_EQ(Real3({1.49, 0.172916164657906, 0}), geo.pos());
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
// Cross into new volume
geo.cross_boundary();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
}
{
// Propose direction on boundary so we're heading back into volume 1
EXPECT_TRUE(geo.is_on_boundary());
geo.set_dir({-1, 0, 0});
// Find distance
Propagation next = geo.find_next_step();
EXPECT_TRUE(next.boundary);
EXPECT_SOFT_EQ(0, next.distance);
// Propose a new direction but still headed back inside
EXPECT_TRUE(geo.is_on_boundary());
geo.set_dir({-sqrt_two / 2, sqrt_two / 2, 0});
next = geo.find_next_step();
EXPECT_TRUE(next.boundary);
EXPECT_SOFT_EQ(0, next.distance);
// Propose a new direction headed outside again
EXPECT_TRUE(geo.is_on_boundary());
geo.set_dir({0, 1, 0});
next = geo.find_next_step();
EXPECT_FALSE(next.boundary);
EXPECT_SOFT_EQ(inf, next.distance);
}
}
TEST_F(TwoVolumeTest, persistence)
{
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{2.5, 0, 0}, {-1, 0, 0}};
geo.find_next_step();
geo.move_to_boundary();
}
{
auto geo = this->make_geo_track_view();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
EXPECT_VEC_SOFT_EQ(Real3({1.5, 0, 0}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({-1, 0, 0}), geo.dir());
geo.cross_boundary();
}
{
auto geo = this->make_geo_track_view();
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
EXPECT_VEC_SOFT_EQ(Real3({1.5, 0, 0}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({-1, 0, 0}), geo.dir());
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(3.0, next.distance);
EXPECT_TRUE(next.boundary);
geo.move_to_boundary();
geo.cross_boundary();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
EXPECT_VEC_SOFT_EQ(Real3({-1.5, 0, 0}), geo.pos());
}
{
auto geo = this->make_geo_track_view();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
EXPECT_VEC_SOFT_EQ(Real3({-1.5, 0, 0}), geo.pos());
geo.move_internal({-1.5, .5, .5});
EXPECT_EQ(SurfaceId{}, geo.surface_id());
}
{
auto geo = this->make_geo_track_view();
EXPECT_VEC_SOFT_EQ(Real3({-1.5, .5, .5}), geo.pos());
geo.set_dir({1, 0, 0});
}
{
auto geo = this->make_geo_track_view();
EXPECT_VEC_SOFT_EQ(Real3({1, 0, 0}), geo.dir());
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.17712434446770464, next.distance);
EXPECT_TRUE(next.boundary);
geo.move_internal(0.1);
EXPECT_EQ(SurfaceId{}, geo.surface_id());
}
{
auto geo = this->make_geo_track_view();
EXPECT_VEC_SOFT_EQ(Real3({-1.4, .5, .5}), geo.pos());
EXPECT_EQ(SurfaceId{}, geo.surface_id());
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.07712434446770464, next.distance);
EXPECT_TRUE(next.boundary);
}
}
TEST_F(TwoVolumeTest, intersect_limited)
{
auto geo = this->make_geo_track_view();
// Initialize
geo = Initializer_t{{0.0, 0, 0}, {1, 0, 0}};
// Try a boundary; second call should be cached
auto next = geo.find_next_step(0.5);
EXPECT_SOFT_EQ(0.5, next.distance);
EXPECT_FALSE(next.boundary);
next = geo.find_next_step(0.5);
EXPECT_SOFT_EQ(0.5, next.distance);
EXPECT_FALSE(next.boundary);
if (CELERITAS_DEBUG)
{
EXPECT_THROW(geo.move_to_boundary(), DebugError);
}
// Move almost to that point, nearby step should be the same
geo.move_internal(0.45);
EXPECT_VEC_SOFT_EQ(Real3({0.45, 0, 0}), geo.pos());
next = geo.find_next_step(0.05);
EXPECT_SOFT_EQ(0.05, next.distance);
EXPECT_FALSE(next.boundary);
// Find the next step further away
next = geo.find_next_step(2.0);
EXPECT_SOFT_EQ(1.05, next.distance);
EXPECT_TRUE(next.boundary);
geo.move_to_boundary();
EXPECT_VEC_SOFT_EQ(Real3({1.5, 0, 0}), geo.pos());
EXPECT_EQ(VolumeId{1}, geo.volume_id());
EXPECT_EQ(SurfaceId{0}, geo.surface_id());
geo.cross_boundary();
EXPECT_EQ(VolumeId{0}, geo.volume_id());
for (real_type d : {10, 5, 20})
{
next = geo.find_next_step(d);
EXPECT_SOFT_EQ(d, next.distance);
EXPECT_FALSE(next.boundary);
}
next = geo.find_next_step();
EXPECT_SOFT_EQ(inf, next.distance);
EXPECT_FALSE(next.boundary);
next = geo.find_next_step(12345.0);
EXPECT_SOFT_EQ(12345.0, next.distance);
EXPECT_FALSE(next.boundary);
}
//---------------------------------------------------------------------------//
class FiveVolumesTest : public JsonOrangeTest
{
std::string geometry_basename() const final { return "five-volumes"; }
};
TEST_F(FiveVolumesTest, params)
{
OrangeParams const& geo = this->params();
EXPECT_EQ(6, geo.num_volumes());
EXPECT_EQ(12, geo.num_surfaces());
EXPECT_FALSE(geo.supports_safety());
}
//---------------------------------------------------------------------------//
class UniversesTest : public JsonOrangeTest
{
std::string geometry_basename() const final { return "universes"; }
};
TEST_F(UniversesTest, params)
{
OrangeParams const& geo = this->params();
EXPECT_EQ(12, geo.num_volumes());
EXPECT_EQ(25, geo.num_surfaces());
EXPECT_EQ(3, geo.max_depth());
EXPECT_FALSE(geo.supports_safety());
EXPECT_VEC_SOFT_EQ(Real3({-2, -6, -1}), geo.bbox().lower());
EXPECT_VEC_SOFT_EQ(Real3({8, 4, 2}), geo.bbox().upper());
std::vector<std::string> expected = {"[EXTERIOR]",
"inner_a",
"inner_b",
"bobby",
"johnny",
"[EXTERIOR]",
"inner_c",
"a",
"b",
"c",
"[EXTERIOR]",
"patty"};
std::vector<std::string> actual;
for (auto const id : range(VolumeId{geo.num_volumes()}))
{
actual.push_back(geo.id_to_label(id).name);
}
EXPECT_VEC_EQ(expected, actual);
}
TEST_F(UniversesTest, tracking)
{
{
SCOPED_TRACE("patty");
auto result = this->track({-1.0, -3.75, 0.75}, {1, 0, 0});
static char const* const expected_volumes[]
= {"johnny", "patty", "c", "johnny"};
EXPECT_VEC_EQ(expected_volumes, result.volumes);
static real_type const expected_distances[] = {1, 0.5, 5.5, 2};
EXPECT_VEC_SOFT_EQ(expected_distances, result.distances);
static real_type const expected_hw_safety[] = {0.25, 0.25, 0.25, 0.25};
EXPECT_VEC_SOFT_EQ(expected_hw_safety, result.halfway_safeties);
}
{
SCOPED_TRACE("inner +x");
auto result = this->track({-1, -2, 1.0}, {1, 0, 0});
static char const* const expected_volumes[]
= {"johnny", "c", "a", "b", "c", "johnny"};
EXPECT_VEC_EQ(expected_volumes, result.volumes);
static real_type const expected_distances[] = {1, 1, 2, 2, 1, 2};
EXPECT_VEC_SOFT_EQ(expected_distances, result.distances);
static real_type const expected_hw_safety[]
= {0.5, 0, 0.5, 0.5, 0.5, 0.5};
EXPECT_VEC_SOFT_EQ(expected_hw_safety, result.halfway_safeties);
}
{
SCOPED_TRACE("inner +y");
auto result = this->track({4, -5, 1.0}, {0, 1, 0});
static char const* const expected_volumes[]
= {"johnny", "c", "b", "c", "bobby", "johnny"};
EXPECT_VEC_EQ(expected_volumes, result.volumes);
static real_type const expected_distances[] = {1, 1, 2, 1, 2, 2};
EXPECT_VEC_SOFT_EQ(expected_distances, result.distances);
static real_type const expected_hw_safety[]
= {0.5, 0, 0.5, 0.5, 0.5, 0.5};
EXPECT_VEC_SOFT_EQ(expected_hw_safety, result.halfway_safeties);
}
{
SCOPED_TRACE("inner +z");
auto result = this->track({4, -2, -0.75}, {0, 0, 1});
static char const* const expected_volumes[]
= {"johnny", "b", "b", "johnny"};
EXPECT_VEC_EQ(expected_volumes, result.volumes);
static real_type const expected_distances[] = {0.25, 1, 1, 0.5};
EXPECT_VEC_SOFT_EQ(expected_distances, result.distances);
static real_type const expected_hw_safety[] = {0.125, 0.5, 0.5, 0.25};
EXPECT_VEC_SOFT_EQ(expected_hw_safety, result.halfway_safeties);
}
}
TEST_F(UniversesTest, TEST_IF_CELERITAS_DOUBLE(output))
{
OrangeParamsOutput out(this->geometry());
EXPECT_EQ("orange", out.label());
if (CELERITAS_USE_JSON)
{
EXPECT_JSON_EQ(
R"json({"scalars":{"max_depth":3,"max_faces":14,"max_intersections":14,"max_logic_depth":3,"tol":{"abs":1.5e-08,"rel":1.5e-08}},"sizes":{"bih":{"bboxes":12,"inner_nodes":6,"leaf_nodes":9,"local_volume_ids":12},"connectivity_records":25,"daughters":3,"local_surface_ids":55,"local_volume_ids":21,"logic_ints":171,"real_ids":25,"reals":24,"rect_arrays":0,"simple_units":3,"surface_types":25,"transforms":3,"universe_indices":3,"universe_types":3,"volume_records":12}})json",
to_string(out));
}
}
TEST_F(UniversesTest, initialize_with_multiple_universes)
{
auto geo = this->make_geo_track_view();
// Initialize in outermost universe
geo = Initializer_t{{-1, -2, 1}, {1, 0, 0}};
EXPECT_VEC_SOFT_EQ(Real3({-1, -2, 1}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({1, 0, 0}), geo.dir());
EXPECT_EQ("johnny", this->volume_name(geo));
EXPECT_FALSE(geo.is_outside());
EXPECT_FALSE(geo.is_on_boundary());
// Initialize in daughter universe
geo = Initializer_t{{0.625, -2, 1}, {1, 0, 0}};
EXPECT_VEC_SOFT_EQ(Real3({0.625, -2, 1}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({1, 0, 0}), geo.dir());
EXPECT_EQ("c", this->volume_name(geo));
EXPECT_FALSE(geo.is_outside());
EXPECT_FALSE(geo.is_on_boundary());
// Initialize in daughter universe using "this == &other"
geo = OrangeTrackView::DetailedInitializer{geo, {0, 1, 0}};
EXPECT_VEC_SOFT_EQ(Real3({0.625, -2, 1}), geo.pos());
EXPECT_VEC_SOFT_EQ(Real3({0, 1, 0}), geo.dir());
EXPECT_EQ("c", this->volume_name(geo));
EXPECT_FALSE(geo.is_outside());
EXPECT_FALSE(geo.is_on_boundary());
{
// Initialize a separate track slot
auto other = this->make_geo_track_view(TrackSlotId{1});
other = OrangeTrackView::DetailedInitializer{geo, {1, 0, 0}};
EXPECT_VEC_SOFT_EQ(Real3({0.625, -2, 1}), other.pos());
EXPECT_VEC_SOFT_EQ(Real3({1, 0, 0}), other.dir());
EXPECT_EQ("c", this->params().id_to_label(other.volume_id()).name);
EXPECT_FALSE(other.is_outside());
EXPECT_FALSE(other.is_on_boundary());
}
}
TEST_F(UniversesTest, move_internal_multiple_universes)
{
auto geo = this->make_geo_track_view();
// Initialize in daughter universe
geo = Initializer_t{{0.625, -2, 1}, {0, 1, 0}};
// Move internally, then check that the distance to boundary is correct
geo.move_internal({0.625, -1, 1});
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(1, next.distance);
// Move again, using other move_internal method
geo.move_internal(0.1);
next = geo.find_next_step();
EXPECT_SOFT_EQ(0.9, next.distance);
}
// Set direction in a daughter universe and then make sure the direction is
// correctly returned at the top level
TEST_F(UniversesTest, change_dir_daughter_universe)
{
auto geo = this->make_geo_track_view();
// Initialize inside daughter universe a
geo = Initializer_t{{1.5, -2.0, 1.0}, {1.0, 0.0, 0.0}};
// Change the direction
geo.set_dir({0.0, 1.0, 0.0});
// Get the direction
EXPECT_VEC_EQ(Real3({0.0, 1.0, 0.0}), geo.dir());
}
// Cross into daughter universe for the case where the hole cell does not share
// a boundary with another with a parent cell
TEST_F(UniversesTest, cross_into_daughter_non_coincident)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{2, -5, 0.75}, {0, 1, 0}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(1, next.distance);
geo.move_to_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("johnny", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, -4, 0.75}), geo.pos());
// Cross universe boundary
geo.cross_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("c", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, -4, 0.75}), geo.pos());
// Make sure we can take another step after crossing
next = geo.find_next_step();
EXPECT_SOFT_EQ(1, next.distance);
geo.move_to_boundary();
EXPECT_EQ("alpha.my", this->surface_name(geo));
}
// Cross into parent universe for the case where the hole cell does not share a
// boundary with another with a parent cell
TEST_F(UniversesTest, cross_into_parent_non_coincident)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{2, -3.25, 0.75}, {0, -1, 0}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.75, next.distance);
geo.move_to_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("c", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, -4, 0.75}), geo.pos());
// Cross universe boundary
geo.cross_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("johnny", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, -4, 0.75}), geo.pos());
// Make sure we can take another step after crossing
next = geo.find_next_step();
EXPECT_SOFT_EQ(2, next.distance);
geo.move_to_boundary();
EXPECT_EQ("john.my", this->surface_name(geo));
}
// Cross into daughter universe for the case where the hole cell shares a
// boundary with another with a parent cell
TEST_F(UniversesTest, cross_into_daughter_coincident)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{2, 1, 1}, {0, -1, 0}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(1, next.distance);
geo.move_to_boundary();
EXPECT_EQ("bob.my", this->surface_name(geo));
EXPECT_EQ("bobby", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, 0, 1}), geo.pos());
// Cross universe boundary
geo.cross_boundary();
EXPECT_EQ("bob.my", this->surface_name(geo));
EXPECT_EQ("c", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, 0, 1}), geo.pos());
// Make sure we can take another step after crossing
next = geo.find_next_step();
EXPECT_SOFT_EQ(1, next.distance);
geo.move_to_boundary();
EXPECT_EQ("alpha.py", this->surface_name(geo));
}
// Cross into parent universe for the case where the hole cell shares a
// boundary with another with a parent cell
TEST_F(UniversesTest, cross_into_parent_coincident)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{2, -0.5, 1}, {0, 1, 0}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.5, next.distance);
geo.move_to_boundary();
EXPECT_EQ("bob.my", this->surface_name(geo));
EXPECT_EQ("c", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, 0, 1}), geo.pos());
// Cross universe boundary
geo.cross_boundary();
EXPECT_EQ("bob.my", this->surface_name(geo));
EXPECT_EQ("bobby", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, 0, 1}), geo.pos());
// Make sure we can take another step after crossing
next = geo.find_next_step();
EXPECT_SOFT_EQ(2, next.distance);
geo.move_to_boundary();
EXPECT_EQ("bob.py", this->surface_name(geo));
}
// Cross into daughter universe that is two levels down
TEST_F(UniversesTest, cross_into_daughter_doubly_coincident)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{0.25, -4.5, 1}, {0, 1, 0}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.5, next.distance);
geo.move_to_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("johnny", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({0.25, -4, 1}), geo.pos());
// Cross universe boundary
geo.cross_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("patty", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({0.25, -4, 1}), geo.pos());
// Make sure we can take another step after crossing
next = geo.find_next_step();
EXPECT_SOFT_EQ(0.5, next.distance);
geo.move_to_boundary();
EXPECT_EQ("inner_c.py", this->surface_name(geo));
}
// Cross into parent universe that is two levels down
TEST_F(UniversesTest, cross_into_parent_doubly_coincident)
{
auto geo = this->make_geo_track_view();
geo = Initializer_t{{0.25, -3.75, 1}, {0, -1, 0}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.25, next.distance);
geo.move_to_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("patty", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({0.25, -4, 1}), geo.pos());
// Cross universe boundary
geo.cross_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("johnny", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({0.25, -4, 1}), geo.pos());
// Make sure we can take another step after crossing
next = geo.find_next_step();
EXPECT_SOFT_EQ(2, next.distance);
geo.move_to_boundary();
EXPECT_EQ("john.my", this->surface_name(geo));
}
// Cross between two daughter universes that share a boundary
TEST_F(UniversesTest, cross_between_daughters)
{
auto geo = this->make_geo_track_view();
// Initialize in outermost universe
geo = Initializer_t{{2, -2, 0.7}, {0, 0, -1}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.2, next.distance);
geo.move_to_boundary();
EXPECT_EQ("inner_a.pz", this->surface_name(geo));
EXPECT_EQ("a", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, -2, 0.5}), geo.pos());
// Cross universe boundary
geo.cross_boundary();
EXPECT_EQ("inner_a.pz", this->surface_name(geo));
EXPECT_EQ("a", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({2, -2, 0.5}), geo.pos());
// Make sure we can take another step after crossing
next = geo.find_next_step();
EXPECT_SOFT_EQ(1, next.distance);
geo.move_to_boundary();
EXPECT_EQ("bob.mz", this->surface_name(geo));
}
// Change direction on a universe boundary to reenter the cell
TEST_F(UniversesTest, reentrant)
{
auto geo = this->make_geo_track_view();
// Initialize in innermost universe
geo = Initializer_t{{0.25, -3.7, 0.7}, {0, 1, 0}};
auto next = geo.find_next_step();
EXPECT_SOFT_EQ(0.2, next.distance);
// Move to universe boundary
geo.move_to_boundary();
EXPECT_EQ("inner_c.py", this->surface_name(geo));
EXPECT_EQ("patty", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({0.25, -3.5, 0.7}), geo.pos());
// Change direction on the universe boundary such that we are no longer
// exiting the universe
geo.set_dir({0, -1, 0});
// Remain in same cell after crossing boundary
geo.cross_boundary();
EXPECT_EQ("inner_c.py", this->surface_name(geo));
EXPECT_EQ("patty", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({0.25, -3.5, 0.7}), geo.pos());
// Make sure we can take another step after calling cross_boundary
next = geo.find_next_step();
EXPECT_SOFT_EQ(0.5, next.distance);
geo.move_to_boundary();
EXPECT_EQ("inner_a.my", this->surface_name(geo));
EXPECT_EQ("patty", this->volume_name(geo));
EXPECT_VEC_SOFT_EQ(Real3({0.25, -4, 0.7}), geo.pos());