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/*
* 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
}
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