From 2f518e5e28d35ae24a5ac0e31000835e43b01972 Mon Sep 17 00:00:00 2001 From: sanine Date: Tue, 14 Jun 2022 00:06:42 -0500 Subject: add cglm as 3rd-party library --- libs/cglm/test/src/test_plane.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 libs/cglm/test/src/test_plane.h (limited to 'libs/cglm/test/src/test_plane.h') diff --git a/libs/cglm/test/src/test_plane.h b/libs/cglm/test/src/test_plane.h new file mode 100644 index 0000000..896c8b5 --- /dev/null +++ b/libs/cglm/test/src/test_plane.h @@ -0,0 +1,39 @@ +/* + * Copyright (c), Recep Aslantas. + * + * MIT License (MIT), http://opensource.org/licenses/MIT + * Full license can be found in the LICENSE file + */ + +#include "test_common.h" + +TEST_IMPL(GLM_PREFIX, plane_normalize) { + vec4 p1 = {2.0f, -3.0f, 4.0f, 5.0f}, p2 = {2.0f, -3.0f, 4.0f, 5.0f}; + float s = 1.0f; + float norm; + + GLM(plane_normalize)(p2); + + norm = sqrtf(p1[0] * p1[0] + p1[1] * p1[1] + p1[2] * p1[2]); + if (norm == 0.0f) { + ASSERT(test_eq(p1[0], 0.0f)) + ASSERT(test_eq(p1[1], 0.0f)) + ASSERT(test_eq(p1[2], 0.0f)) + ASSERT(test_eq(p1[3], 0.0f)) + + TEST_SUCCESS + } + + norm = s / norm; + + ASSERT(test_eq(p1[0] * norm, p2[0])) + ASSERT(test_eq(p1[1] * norm, p2[1])) + ASSERT(test_eq(p1[2] * norm, p2[2])) + ASSERT(test_eq(p1[3] * norm, p2[3])) + + glm_vec4_zero(p1); + GLM(plane_normalize)(p1); + ASSERTIFY(test_assert_vec4_eq(p1, GLM_VEC4_ZERO)) + + TEST_SUCCESS +} -- cgit v1.2.1