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added more tests

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Orange
2026-02-19 08:06:34 +03:00
parent 630ffa69f6
commit e46a369ddc
1 changed files with 174 additions and 0 deletions
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174
tests/engines/unit_test_cry_engine.cpp
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@@ -64,3 +64,177 @@ TEST(unit_test_cry_engine, look_at_down)
for (const auto& [result, etalon] : std::views::zip(dir_vector.as_array(), (-cry_engine::k_abs_up).as_array())) for (const auto& [result, etalon] : std::views::zip(dir_vector.as_array(), (-cry_engine::k_abs_up).as_array()))
EXPECT_NEAR(result, etalon, 0.0001f); EXPECT_NEAR(result, etalon, 0.0001f);
} }
TEST(unit_test_cry_engine, RightVector)
{
const auto right = omath::cry_engine::right_vector({});
EXPECT_EQ(right, omath::cry_engine::k_abs_right);
}
TEST(unit_test_cry_engine, UpVector)
{
const auto up = omath::cry_engine::up_vector({});
EXPECT_EQ(up, omath::cry_engine::k_abs_up);
}
TEST(unit_test_cry_engine, ProjectTargetMovedFromCamera)
{
constexpr auto fov = omath::projection::FieldOfView::from_degrees(60.f);
const auto cam = omath::cry_engine::Camera({0, 0, 0}, {}, {1280.f, 720.f}, fov, 0.01f, 1000.f);
for (float distance = 0.02f; distance < 100.f; distance += 0.01f)
{
const auto projected = cam.world_to_screen({0, distance, 0});
EXPECT_TRUE(projected.has_value());
if (!projected.has_value())
continue;
EXPECT_NEAR(projected->x, 640, 0.00001f);
EXPECT_NEAR(projected->y, 360, 0.00001f);
}
}
TEST(unit_test_cry_engine, CameraSetAndGetFov)
{
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::cry_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.01f, 1000.f);
EXPECT_EQ(cam.get_field_of_view().as_degrees(), 90.f);
cam.set_field_of_view(omath::projection::FieldOfView::from_degrees(50.f));
EXPECT_EQ(cam.get_field_of_view().as_degrees(), 50.f);
}
TEST(unit_test_cry_engine, CameraSetAndGetOrigin)
{
auto cam = omath::cry_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, {}, 0.01f, 1000.f);
EXPECT_EQ(cam.get_origin(), omath::Vector3<float>{});
cam.set_field_of_view(omath::projection::FieldOfView::from_degrees(50.f));
EXPECT_EQ(cam.get_field_of_view().as_degrees(), 50.f);
}
TEST(unit_test_cry_engine, loook_at_random_all_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-1000.f, 1000.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::cry_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
std::size_t failed_points = 0;
for (int i = 0; i < 1000; i++)
{
const auto position_to_look = omath::Vector3<float>{dist(gen), dist(gen), dist(gen)};
if (cam.get_origin().distance_to(position_to_look) < 10)
continue;
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
if (std::abs(projected_pos->x - 0.f) >= 0.0001f || std::abs(projected_pos->y - 0.f) >= 0.0001f)
failed_points++;
}
EXPECT_LE(failed_points, 100);
}
TEST(unit_test_cry_engine, loook_at_random_x_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-1000.f, 1000.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::cry_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
std::size_t failed_points = 0;
for (int i = 0; i < 1000; i++)
{
const auto position_to_look = omath::Vector3<float>{dist(gen), 0.f, 0.f};
if (cam.get_origin().distance_to(position_to_look) < 10)
continue;
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
if (std::abs(projected_pos->x - 0.f) >= 0.001f || std::abs(projected_pos->y - 0.f) >= 0.001f)
failed_points++;
}
EXPECT_LE(failed_points, 100);
}
TEST(unit_test_cry_engine, loook_at_random_y_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-1000.f, 1000.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::cry_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
std::size_t failed_points = 0;
for (int i = 0; i < 1000; i++)
{
const auto position_to_look = omath::Vector3<float>{0.f, dist(gen), 0.f};
if (cam.get_origin().distance_to(position_to_look) < 10)
continue;
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
if (std::abs(projected_pos->x - 0.f) >= 0.01f || std::abs(projected_pos->y - 0.f) >= 0.01f)
failed_points++;
}
EXPECT_LE(failed_points, 100);
}
TEST(unit_test_cry_engine, loook_at_random_z_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-1000.f, 1000.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::cry_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
std::size_t failed_points = 0;
for (int i = 0; i < 1000; i++)
{
const auto position_to_look = omath::Vector3<float>{0.f, 0.f, dist(gen)};
if (cam.get_origin().distance_to(position_to_look) < 10)
continue;
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
if (std::abs(projected_pos->x - 0.f) >= 0.01f || std::abs(projected_pos->y - 0.f) >= 0.01f)
failed_points++;
}
EXPECT_LE(failed_points, 100);
}