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Diffstat (limited to 'test/test-geo.cpp')
| -rw-r--r-- | test/test-geo.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/test-geo.cpp b/test/test-geo.cpp index b6f276a..a28b83a 100644 --- a/test/test-geo.cpp +++ b/test/test-geo.cpp @@ -69,3 +69,28 @@ BOOST_FIXTURE_TEST_CASE(load_uk_heightmap, TestGeoData) return n.height > 0; })); } + +BOOST_FIXTURE_TEST_CASE(get_height_at, TestGeoData) +{ + // at(x,y) is index based + nodes[at(0, 0)].height = 1; + nodes[at(1, 0)].height = 2; + nodes[at(0, 1)].height = 3; + nodes[at(1, 1)].height = 4; + + // positionAt(x,y) is world based + // Corners + BOOST_CHECK_EQUAL(positionAt({0, 0}), glm::vec3(0, 0, 1)); + BOOST_CHECK_EQUAL(positionAt({5, 0}), glm::vec3(5, 0, 2)); + BOOST_CHECK_EQUAL(positionAt({0, 5}), glm::vec3(0, 5, 3)); + BOOST_CHECK_EQUAL(positionAt({5, 5}), glm::vec3(5, 5, 4)); + + // Edge midpoints + BOOST_CHECK_EQUAL(positionAt({0, 2.5F}), glm::vec3(0, 2.5F, 2)); + BOOST_CHECK_EQUAL(positionAt({5, 2.5F}), glm::vec3(5, 2.5F, 3)); + BOOST_CHECK_EQUAL(positionAt({2.5F, 0}), glm::vec3(2.5F, 0, 1.5F)); + BOOST_CHECK_EQUAL(positionAt({2.5F, 5}), glm::vec3(2.5F, 5, 3.5F)); + + // Centre + BOOST_CHECK_EQUAL(positionAt({2.5F, 2.5F}), glm::vec3(2.5F, 2.5F, 2.5F)); +} |