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Add HMM_QFromNormPair() and HMM_QFromVecPair()

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BYP
2024-04-08 21:14:59 -04:00
parent 322826bcee
commit bdc04881de
2 changed files with 43 additions and 0 deletions
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22
test/categories/QuaternionOps.h
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@@ -273,3 +273,25 @@ TEST(QuaternionOps, RotateVectorAxisAngle)
EXPECT_NEAR(result.Z, 0.707170f, 0.001f);
}
}
TEST(QuaternionOps, QuatFromPairs)
{
{
HMM_Vec3 n1 = HMM_V3(0.0f, 1.0f, 0.0f);
HMM_Vec3 n2 = HMM_V3(0.0f, 0.0f, 1.0f);
HMM_Quat q = HMM_QFromNormPair(n1, n2);
HMM_Vec3 result = HMM_RotateV3Q(n1, q);
EXPECT_NEAR(result.X, n2.X, 0.001f);
EXPECT_NEAR(result.Y, n2.Y, 0.001f);
EXPECT_NEAR(result.Z, n2.Z, 0.001f);
}
{
HMM_Vec3 v1 = HMM_V3(2.0f, 2.0f, 2.0f);
HMM_Vec3 v2 = HMM_V3(3.0f, 0.0f, 0.0f);
HMM_Quat q = HMM_QFromVecPair(v1, v2);
HMM_Vec3 result = HMM_RotateV3Q(HMM_V3(0.0f, 1.0f, 0.0f), q);
EXPECT_NEAR(result.X, 0.577350, 0.001f);
EXPECT_NEAR(result.Y, 0.788675, 0.001f);
EXPECT_NEAR(result.Z, -0.211325, 0.001f);
}
}