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add EqualSpaced / setEqualSpaced

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This commit is contained in:
Charles Schlosser
2022-12-13 00:54:57 +00:00
committed by Rasmus Munk Larsen
parent 273f803846
commit 2004831941
4 changed files with 78 additions and 6 deletions
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15
test/nullary.cpp
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@@ -78,8 +78,9 @@ void testVectorType(const VectorType& base)
const Scalar step = ((size == 1) ? 1 : (high-low)/RealScalar(size-1));
// check whether the result yields what we expect it to do
VectorType m(base);
VectorType m(base), o(base);
m.setLinSpaced(size,low,high);
o.setEqualSpaced(size, low, step);
if(!NumTraits<Scalar>::IsInteger)
{
@@ -87,6 +88,7 @@ void testVectorType(const VectorType& base)
for (int i=0; i<size; ++i)
n(i) = low+RealScalar(i)*step;
VERIFY_IS_APPROX(m,n);
VERIFY_IS_APPROX(n,o);
CALL_SUBTEST( check_extremity_accuracy(m, low, high) );
}
@@ -256,11 +258,12 @@ void nullary_overflow()
{
// Check possible overflow issue
int n = 60000;
ArrayXi a1(n), a2(n);
a1.setLinSpaced(n, 0, n-1);
for(int i=0; i<n; ++i)
a2(i) = i;
VERIFY_IS_APPROX(a1,a2);
ArrayXi a1(n), a2(n), a_ref(n);
a1.setLinSpaced(n, 0, n - 1);
a2.setEqualSpaced(n, 0, 1);
for (int i = 0; i < n; ++i) a_ref(i) = i;
VERIFY_IS_APPROX(a1, a_ref);
VERIFY_IS_APPROX(a2, a_ref);
}
template<int>