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Fix norm-type in the examples #612

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Merged
thoasm merged 5 commits into from
Aug 12, 2020
Merged

Fix norm-type in the examples #612

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8fcb07e
Fix norm-issue in inverse-iteration example
Jul 30, 2020
840be0c
Update more examples to have the correct type for norms
Aug 3, 2020
4b9d9c2
Update the remaining examples
Aug 3, 2020
cf81526
Update example output (`results.dox`)
Aug 3, 2020
20a044f
Remove 27pt stencil example; Update timing output
Aug 10, 2020
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Fix norm-issue in inverse-iteration example
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Thomas Grützmacher committed Aug 11, 2020
commit 8fcb07ebd540d4affa4387efd73ab3c5d9f8ed6a
7 changes: 4 additions & 3 deletions examples/inverse-iteration/inverse-iteration.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -45,8 +45,9 @@ int main(int argc, char *argv[])
{
// Some shortcuts
using precision = std::complex<double>;
using real_precision = double;
using real_precision = gko::remove_complex<precision>;
using vec = gko::matrix::Dense<precision>;
using real_vec = gko::matrix::Dense<real_precision>;
using mtx = gko::matrix::Csr<precision>;
using solver_type = gko::solver::Bicgstab<precision>;

Expand Down Expand Up @@ -126,7 +127,7 @@ int main(int argc, char *argv[])
}();
auto y = clone(x);
auto tmp = clone(x);
auto norm = clone(one);
auto norm = gko::share(gko::initialize<real_vec>({1.0}, exec));
auto inv_norm = clone(this_exec, one);
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pratikvn marked this conversation as resolved.
auto g = clone(one);

Expand All @@ -142,7 +143,7 @@ int main(int argc, char *argv[])
// x = y / || y ||
x->compute_norm2(lend(norm));
inv_norm->get_values()[0] =
precision{1.0} / clone(this_exec, norm)->get_values()[0];
real_precision{1.0} / clone(this_exec, norm)->get_values()[0];
x->scale(lend(clone(exec, inv_norm)));
// g = x^* A x
A->apply(lend(x), lend(tmp));
Expand Down