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added by distance targeting

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Orange
2026-03-19 19:29:01 +03:00
parent ef422f0a86
commit d737aee1c5
2 changed files with 146 additions and 0 deletions
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106
tests/general/unit_test_targeting.cpp
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@@ -33,6 +33,12 @@ namespace
return omath::algorithm::get_closest_target_by_fov<Camera, Iter, FilterSig>(
begin, end, camera, get_pos);
}
Iter find_nearest(const Iter begin, const Iter end, const omath::Vector3<float>& origin)
{
return omath::algorithm::get_closest_target_by_distance<Iter, FilterSig>(
begin, end, origin, get_pos);
}
}
TEST(unit_test_targeting, returns_end_for_empty_range)
@@ -152,3 +158,103 @@ TEST(unit_test_targeting, many_targets_picks_best)
ASSERT_NE(result, targets.cend());
EXPECT_EQ(result, targets.cbegin() + 4);
}
// ── get_closest_target_by_distance tests ────────────────────────────────────
TEST(unit_test_targeting, distance_returns_end_for_empty_range)
{
Targets targets;
EXPECT_EQ(find_nearest(targets.cbegin(), targets.cend(), {0, 0, 0}), targets.cend());
}
TEST(unit_test_targeting, distance_single_target)
{
Targets targets = {{50.f, 0.f, 0.f}};
EXPECT_EQ(find_nearest(targets.cbegin(), targets.cend(), {0, 0, 0}), targets.cbegin());
}
TEST(unit_test_targeting, distance_picks_nearest)
{
const omath::Vector3<float> origin{0.f, 0.f, 0.f};
Targets targets = {
{100.f, 0.f, 0.f}, // distance = 100
{10.f, 0.f, 0.f}, // distance = 10 (closest)
{50.f, 0.f, 0.f}, // distance = 50
};
const auto result = find_nearest(targets.cbegin(), targets.cend(), origin);
ASSERT_NE(result, targets.cend());
EXPECT_EQ(result, targets.cbegin() + 1);
}
TEST(unit_test_targeting, distance_considers_all_axes)
{
const omath::Vector3<float> origin{0.f, 0.f, 0.f};
Targets targets = {
{30.f, 30.f, 30.f}, // distance = sqrt(2700) ~ 51.96
{50.f, 0.f, 0.f}, // distance = 50
{0.f, 0.f, 10.f}, // distance = 10 (closest)
};
const auto result = find_nearest(targets.cbegin(), targets.cend(), origin);
ASSERT_NE(result, targets.cend());
EXPECT_EQ(result, targets.cbegin() + 2);
}
TEST(unit_test_targeting, distance_from_nonzero_origin)
{
const omath::Vector3<float> origin{100.f, 100.f, 100.f};
Targets targets = {
{0.f, 0.f, 0.f}, // distance = sqrt(30000) ~ 173
{105.f, 100.f, 100.f}, // distance = 5 (closest)
{200.f, 200.f, 200.f}, // distance = sqrt(30000) ~ 173
};
const auto result = find_nearest(targets.cbegin(), targets.cend(), origin);
ASSERT_NE(result, targets.cend());
EXPECT_EQ(result, targets.cbegin() + 1);
}
TEST(unit_test_targeting, distance_equidistant_returns_first)
{
const omath::Vector3<float> origin{0.f, 0.f, 0.f};
// Both targets at distance 100, symmetric
Targets targets = {
{100.f, 0.f, 0.f},
{-100.f, 0.f, 0.f},
};
const auto result = find_nearest(targets.cbegin(), targets.cend(), origin);
ASSERT_NE(result, targets.cend());
EXPECT_EQ(result, targets.cbegin());
}
TEST(unit_test_targeting, distance_many_targets)
{
const omath::Vector3<float> origin{0.f, 0.f, 0.f};
Targets targets = {
{500.f, 0.f, 0.f},
{200.f, 200.f, 0.f},
{100.f, 100.f, 100.f},
{50.f, 50.f, 50.f},
{1.f, 1.f, 1.f}, // distance = sqrt(3) ~ 1.73 (closest)
{10.f, 10.f, 10.f},
{80.f, 0.f, 0.f},
};
const auto result = find_nearest(targets.cbegin(), targets.cend(), origin);
ASSERT_NE(result, targets.cend());
EXPECT_EQ(result, targets.cbegin() + 4);
}