diff options
Diffstat (limited to 'test_vec.cpp')
| -rw-r--r-- | test_vec.cpp | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/test_vec.cpp b/test_vec.cpp index 143d5b3..9739160 100644 --- a/test_vec.cpp +++ b/test_vec.cpp @@ -77,18 +77,18 @@ TEST(Vec, Mod2) { } TEST(Vec, IsZero) { - vec3i a{1,0,0}, b{0,-1,0}, c{1,2,3}; + vec3i a{1, 0, 0}, b{0, -1, 0}, c{1, 2, 3}; ASSERT_FALSE(a.is_zero()); ASSERT_FALSE(b.is_zero()); ASSERT_FALSE(c.is_zero()); - vec3d d{0.1,0,0}, e{0,-0.1,0},f{0.1,0.1,0.1}; + vec3d d{0.1, 0, 0}, e{0, -0.1, 0}, f{0.1, 0.1, 0.1}; ASSERT_FALSE(d.is_zero()); ASSERT_FALSE(e.is_zero()); ASSERT_FALSE(f.is_zero()); - vec3i g{0,0,0}; - vec3d h{0,0,0}, i{1e-10,0,0}, j{1e-10,1e-10,1e-10}; + vec3i g{0, 0, 0}; + vec3d h{0, 0, 0}, i{1e-10, 0, 0}, j{1e-10, 1e-10, 1e-10}; ASSERT_TRUE(g.is_zero()); ASSERT_TRUE(h.is_zero()); ASSERT_TRUE(i.is_zero()); @@ -96,6 +96,19 @@ TEST(Vec, IsZero) { } TEST(Vec, Reflect) { - vec3d n{1,0,0}, u{-1,1.1,0}, v{1,1.1,0}; + vec3d n{1, 0, 0}, u{-1, 1.1, 0}, v{1, 1.1, 0}; ASSERT_EQ(v, n.reflect(u)); +} + +TEST(Vec, Refract) { + vec3d n{1, 0, 0}, u{-1, 0, -1}, v{-sqrt(14), 0, -sqrt(2)}; + ASSERT_EQ(u.unit_vec(), n.refract<true>(u.unit_vec(), 1).unit_vec()); + ASSERT_EQ(u.unit_vec(), n.refract<false>(u.unit_vec(), 1).unit_vec()); + ASSERT_EQ(v.unit_vec(), n.refract<true>(u.unit_vec(), 0.5).unit_vec()); + ASSERT_EQ(v.unit_vec(), n.refract<false>(u.unit_vec(), 0.5).unit_vec()); +} + +TEST(Vec, Refract_TIR) { + vec3d n{1, 0, 0}, u{-1, 0, -sqrt(3)}, v{1, 0, -sqrt(3)}; + ASSERT_EQ(v.unit_vec(), n.refract<true>(u.unit_vec(), 2)); }
\ No newline at end of file |