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