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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(perspective_lh_no) {
mat4 dst;
const float fovy = glm_rad(45.0f);
const float aspect = 640/480.0f;
const float zNearVal = 0.1f;
const float zFarVal = 100.0f;
glm_perspective_lh_no(fovy, aspect, zNearVal, zFarVal, dst);
/* Sanity mk. I: longhand version */
ASSERT(test_eq(dst[0][0], 1.0f / (tanf(fovy / 2) * aspect)))
ASSERT(test_eq(dst[1][1], 1.0f / tanf(fovy / 2)))
ASSERT(test_eq(dst[2][2], (zFarVal + zNearVal) / (zFarVal - zNearVal)))
ASSERT(test_eq(dst[2][3], 1.0f))
ASSERT(test_eq(dst[3][2], -2 * zFarVal * zNearVal / (zFarVal - zNearVal)))
/* Sanity mk. II */
/*reference test data for glm_perspective_lh_no*/
mat4 cmp = {0};
cmp[0][0] = 1.8106601f;
cmp[1][1] = 2.4142134f;
cmp[2][2] = 1.0020020f;
cmp[2][3] = 1.0000000f;
cmp[3][2] = -0.2002002f;
return test_assert_mat4_eq(dst, cmp);
}
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