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add missing implementation of uniform scaling products

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This commit is contained in:
Gael Guennebaud
2010-03-02 17:38:40 +01:00
parent 2f3d685e0c
commit c7828ac45c
2 changed files with 36 additions and 2 deletions
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11
test/geo_transformations.cpp
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@@ -59,6 +59,7 @@ template<typename Scalar, int Mode> void transformations(void)
Matrix3 matrot1, m;
Scalar a = ei_random<Scalar>(-Scalar(M_PI), Scalar(M_PI));
Scalar s0 = ei_random<Scalar>();
VERIFY_IS_APPROX(v0, AngleAxisx(a, v0.normalized()) * v0);
VERIFY_IS_APPROX(-v0, AngleAxisx(Scalar(M_PI), v0.unitOrthogonal()) * v0);
@@ -234,6 +235,16 @@ template<typename Scalar, int Mode> void transformations(void)
t1 = Matrix3(q1) * (AlignedScaling3(v0) * Translation3(v0));
VERIFY_IS_APPROX(t0.matrix(), t1.matrix());
t0.setIdentity();
t0.scale(s0).translate(v0);
t1 = Scaling(s0) * Translation3(v0);
VERIFY_IS_APPROX(t0.matrix(), t1.matrix());
t0.prescale(s0);
t1 = Scaling(s0) * t1;
VERIFY_IS_APPROX(t0.matrix(), t1.matrix());
t0.setIdentity();
t0.prerotate(q1).prescale(v0).pretranslate(v0);
// translation * aligned scaling and transformation * mat