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113 lines
2.2 KiB
C
113 lines
2.2 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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#ifndef glm_affine_mat_test_guard
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#define glm_affine_mat_test_guard
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CGLM_INLINE
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void
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glm_inv_tr_raw(mat4 mat) {
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CGLM_ALIGN_MAT mat3 r;
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CGLM_ALIGN(8) vec3 t;
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/* rotate */
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glm_mat4_pick3t(mat, r);
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glm_mat4_ins3(r, mat);
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/* translate */
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glm_mat3_mulv(r, mat[3], t);
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glm_vec3_negate(t);
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glm_vec3_copy(t, mat[3]);
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}
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#endif
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TEST_IMPL(GLM_PREFIX, mul) {
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mat4 m1 = GLM_MAT4_IDENTITY_INIT;
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mat4 m2 = GLM_MAT4_IDENTITY_INIT;
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mat4 m3;
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mat4 m4 = GLM_MAT4_ZERO_INIT;
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int i, j, k;
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test_rand_mat4(m1);
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test_rand_mat4(m2);
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GLM(mul)(m1, m2, m3);
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for (i = 0; i < 4; i++) {
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for (j = 0; j < 4; j++) {
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for (k = 0; k < 4; 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_mat4_eq(m3, m4))
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/* test pre compiled */
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GLM(mul)(m1, m2, m3);
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ASSERTIFY(test_assert_mat4_eq(m3, m4))
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TEST_SUCCESS
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}
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TEST_IMPL(GLM_PREFIX, mul_rot) {
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mat4 m1 = GLM_MAT4_IDENTITY_INIT;
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mat4 m2 = GLM_MAT4_IDENTITY_INIT;
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mat4 m3;
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mat4 m4 = GLM_MAT4_ZERO_INIT;
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int i, j, k;
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glm_rotate(m1, drand48(), (vec3){drand48(), drand48(), drand48()});
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glm_rotate(m2, drand48(), (vec3){drand48(), drand48(), drand48()});
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GLM(mul_rot)(m1, m2, m3);
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for (i = 0; i < 4; i++) {
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for (j = 0; j < 4; j++) {
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for (k = 0; k < 4; 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_mat4_eq(m3, m4))
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/* test pre compiled */
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GLM(mul_rot)(m1, m2, m3);
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ASSERTIFY(test_assert_mat4_eq(m3, m4))
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TEST_SUCCESS
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}
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TEST_IMPL(GLM_PREFIX, inv_tr) {
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mat4 m1, m2;
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int i;
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for (i = 0; i < 10000; i++) {
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test_rand_mat4(m1);
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glm_mat4_copy(m1, m2);
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/* test inverse precise */
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GLM(inv_tr)(m1);
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GLM(inv_tr)(m1);
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ASSERTIFY(test_assert_mat4_eq(m1, m2))
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/* test inverse precise */
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GLM(mat4_inv)(m1, m2);
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GLM(inv_tr)(m2);
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ASSERTIFY(test_assert_mat4_eq(m1, m2))
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/* test with raw */
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glm_mat4_copy(m1, m2);
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glm_inv_tr_raw(m2);
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GLM(inv_tr)(m1);
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ASSERTIFY(test_assert_mat4_eq(m1, m2))
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}
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TEST_SUCCESS
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}
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