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test/affine: add trivial origin rotation test

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This commit is contained in:
Danny Robson 2016-10-17 16:51:06 +11:00
parent b927c8b8e7
commit 9cff1e9c85
1 changed files with 12 additions and 1 deletions
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13
test/affine.cpp
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@ -4,6 +4,7 @@
#include "matrix.hpp" #include "matrix.hpp"
#include "quaternion.hpp" #include "quaternion.hpp"
#include "coord/iostream.hpp"
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////
void void
@ -16,7 +17,17 @@ test_matrix_identities (util::TAP::logger &tap)
auto m = util::matrix4f::translation (0-p); auto m = util::matrix4f::translation (0-p);
auto x = m * p.homog<4> (); auto x = m * p.homog<4> ();
tap.expect_eq (x, util::point4f {0,0,0,1}, "trivial translation"); tap.expect_eq (x, util::point4f {0,0,0,1}, "trivial translation to origin");
}
{
util::point3f p {0};
auto m = util::matrix4f::rotation (1, { 1, 0, 0 }) *
util::matrix4f::rotation (1, { 0, 1, 0 }) *
util::matrix4f::rotation (1, { 0, 0, 1 });
auto x = m * p.homog<4> ();
tap.expect_eq (x, util::point4f {0,0,0,1}, "trivial rotation at origin");
} }
{ {