diff options
Diffstat (limited to 'tests/core/math/test_math_funcs.h')
| -rw-r--r-- | tests/core/math/test_math_funcs.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/core/math/test_math_funcs.h b/tests/core/math/test_math_funcs.h index d046656b0f..5fbea4aece 100644 --- a/tests/core/math/test_math_funcs.h +++ b/tests/core/math/test_math_funcs.h @@ -360,6 +360,25 @@ TEST_CASE_TEMPLATE("[Math] remap", T, float, double) { CHECK(Math::remap((T)-250.0, (T)-100.0, (T)-200.0, (T)0.0, (T)-1000.0) == doctest::Approx((T)-1500.0)); } +TEST_CASE_TEMPLATE("[Math] angle_difference", T, float, double) { + // Loops around, should return 0.0. + CHECK(Math::angle_difference((T)0.0, (T)Math_TAU) == doctest::Approx((T)0.0)); + CHECK(Math::angle_difference((T)Math_PI, (T)-Math_PI) == doctest::Approx((T)0.0)); + CHECK(Math::angle_difference((T)0.0, (T)Math_TAU * (T)4.0) == doctest::Approx((T)0.0)); + + // Rotation is clockwise, so it should return -PI. + CHECK(Math::angle_difference((T)0.0, (T)Math_PI) == doctest::Approx((T)-Math_PI)); + CHECK(Math::angle_difference((T)0.0, (T)-Math_PI) == doctest::Approx((T)Math_PI)); + CHECK(Math::angle_difference((T)Math_PI, (T)0.0) == doctest::Approx((T)Math_PI)); + CHECK(Math::angle_difference((T)-Math_PI, (T)0.0) == doctest::Approx((T)-Math_PI)); + + CHECK(Math::angle_difference((T)0.0, (T)3.0) == doctest::Approx((T)3.0)); + CHECK(Math::angle_difference((T)1.0, (T)-2.0) == doctest::Approx((T)-3.0)); + CHECK(Math::angle_difference((T)-1.0, (T)2.0) == doctest::Approx((T)3.0)); + CHECK(Math::angle_difference((T)-2.0, (T)-4.5) == doctest::Approx((T)-2.5)); + CHECK(Math::angle_difference((T)100.0, (T)102.5) == doctest::Approx((T)2.5)); +} + TEST_CASE_TEMPLATE("[Math] lerp_angle", T, float, double) { // Counter-clockwise rotation. CHECK(Math::lerp_angle((T)0.24 * Math_TAU, 0.75 * Math_TAU, 0.5) == doctest::Approx((T)-0.005 * Math_TAU)); @@ -390,6 +409,23 @@ TEST_CASE_TEMPLATE("[Math] move_toward", T, float, double) { CHECK(Math::move_toward(-2.0, -5.0, 4.0) == doctest::Approx((T)-5.0)); } +TEST_CASE_TEMPLATE("[Math] rotate_toward", T, float, double) { + // Rotate toward. + CHECK(Math::rotate_toward((T)0.0, (T)Math_PI * (T)0.75, (T)1.5) == doctest::Approx((T)1.5)); + CHECK(Math::rotate_toward((T)-2.0, (T)1.0, (T)2.5) == doctest::Approx((T)0.5)); + CHECK(Math::rotate_toward((T)-2.0, (T)Math_PI, (T)Math_PI) == doctest::Approx((T)-Math_PI)); + CHECK(Math::rotate_toward((T)1.0, (T)Math_PI, (T)20.0) == doctest::Approx((T)Math_PI)); + + // Rotate away. + CHECK(Math::rotate_toward((T)0.0, (T)0.0, (T)-1.5) == doctest::Approx((T)-1.5)); + CHECK(Math::rotate_toward((T)0.0, (T)0.0, (T)-Math_PI) == doctest::Approx((T)-Math_PI)); + CHECK(Math::rotate_toward((T)3.0, (T)Math_PI, (T)-Math_PI) == doctest::Approx((T)0.0)); + CHECK(Math::rotate_toward((T)2.0, (T)Math_PI, (T)-1.5) == doctest::Approx((T)0.5)); + CHECK(Math::rotate_toward((T)1.0, (T)2.0, (T)-0.5) == doctest::Approx((T)0.5)); + CHECK(Math::rotate_toward((T)2.5, (T)2.0, (T)-0.5) == doctest::Approx((T)3.0)); + CHECK(Math::rotate_toward((T)-1.0, (T)1.0, (T)-1.0) == doctest::Approx((T)-2.0)); +} + TEST_CASE_TEMPLATE("[Math] smoothstep", T, float, double) { CHECK(Math::smoothstep((T)0.0, (T)2.0, (T)-5.0) == doctest::Approx((T)0.0)); CHECK(Math::smoothstep((T)0.0, (T)2.0, (T)0.5) == doctest::Approx((T)0.15625)); |