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qua: matrix to quaternion by qrotate and look_at functions

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BlackMATov
2021-01-28 07:12:08 +07:00
parent ddac471c19
commit cae39ff1fb
2 changed files with 91 additions and 0 deletions
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9
untests/vmath_ext_tests.cpp
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@@ -337,4 +337,13 @@ TEST_CASE("vmath/ext") {
REQUIRE(qrotate_y(12.3f) == qrotate(12.3f, unit3_y<float> * 2.f));
REQUIRE(qrotate_z(12.3f) == qrotate(12.3f, unit3_z<float> * 2.f));
}
SECTION("quaternion look_at") {
REQUIRE(all(approx(
qlook_at_lh(float3(1.f,2.f,3.f), float3(0,1,0)),
qrotate(float3x3(look_at_lh(float3(), float3(1.f,2.f,3.f), float3(0,1,0)))))));
REQUIRE(all(approx(
qlook_at_rh(float3(1.f,2.f,3.f), float3(0,1,0)),
qrotate(float3x3(look_at_rh(float3(), float3(1.f,2.f,3.f), float3(0,1,0)))))));
}
}