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78 lines
1.4 KiB
C
78 lines
1.4 KiB
C
/*
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* Copyright (c), Recep Aslantas.
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*
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* MIT License (MIT), http://opensource.org/licenses/MIT
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* Full license can be found in the LICENSE file
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*/
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#include "test_common.h"
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#define m 3
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#define n 3
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TEST_IMPL(mat3_identity) {
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mat3 m1 = GLM_MAT3_IDENTITY_INIT;
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mat3 m2 = GLM_MAT3_IDENTITY_INIT;
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mat3 m3;
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int i, j;
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/* test identity matrix multiplication */
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glmc_mat3_mul(m1, m2, m3);
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for (i = 0; i < m; i++) {
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for (j = 0; j < n; j++) {
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if (i == j) {
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ASSERT(glm_eq(m3[i][j], 1.0f))
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} else {
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ASSERT(glm_eq(m3[i][j], 0.0f))
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}
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}
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}
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TEST_SUCCESS
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}
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TEST_IMPL(mat3_mul) {
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mat3 m1 = GLM_MAT3_IDENTITY_INIT;
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mat3 m2 = GLM_MAT3_IDENTITY_INIT;
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mat3 m3;
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mat3 m4 = GLM_MAT3_ZERO_INIT;
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int i, j, k;
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/* test random matrices */
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/* random matrices */
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test_rand_mat3(m1);
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test_rand_mat3(m2);
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glmc_mat3_mul(m1, m2, m3);
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for (i = 0; i < m; i++) {
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for (j = 0; j < n; j++) {
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for (k = 0; k < m; k++)
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/* column-major */
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m4[i][j] += m1[k][j] * m2[i][k];
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}
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}
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ASSERTIFY(test_assert_mat3_eq(m3, m4))
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TEST_SUCCESS
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}
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TEST_IMPL(mat3_inv) {
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mat3 m1 = GLM_MAT3_IDENTITY_INIT;
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mat3 m2 = GLM_MAT3_IDENTITY_INIT;
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mat3 m3;
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int i;
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for (i = 0; i < 100000; i++) {
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test_rand_mat3(m1);
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test_rand_mat3(m2);
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/* test inverse precise */
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glmc_mat3_inv(m1, m2);
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glmc_mat3_inv(m2, m3);
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ASSERTIFY(test_assert_mat3_eq(m1, m3))
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}
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TEST_SUCCESS
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}
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