Files
cglm/test/src/test_common.c
2018-04-13 11:18:42 +03:00

123 lines
2.7 KiB
C

/*
* Copyright (c), Recep Aslantas.
* MIT License (MIT), http://opensource.org/licenses/MIT
*/
#include "test_common.h"
#include <stdlib.h>
#define m 4
#define n 4
void
test_rand_mat4(mat4 dest) {
glm_mat4_copy(GLM_MAT4_IDENTITY, dest);
srand((unsigned int)time(NULL));
/* random position */
dest[3][0] = drand48();
dest[3][1] = drand48();
dest[3][2] = drand48();
/* random rotatation around random axis with random angle */
glm_rotate(dest, drand48(), (vec3){drand48(), drand48(), drand48()});
/* random scale */
/* glm_scale(dest, (vec3){drand48(), drand48(), drand48()}); */
}
void
test_rand_vec3(vec3 dest) {
srand((unsigned int)time(NULL));
dest[0] = drand48();
dest[1] = drand48();
dest[2] = drand48();
}
void
test_rand_vec4(vec4 dest) {
srand((unsigned int)time(NULL));
dest[0] = drand48();
dest[1] = drand48();
dest[2] = drand48();
dest[3] = drand48();
}
float
test_rand_angle(void) {
srand((unsigned int)time(NULL));
return drand48();
}
void
test_rand_quat(versor q) {
srand((unsigned int)time(NULL));
glm_quat(q, drand48(), drand48(), drand48(), drand48());
glm_quat_normalize(q);
}
void
test_assert_mat4_eq(mat4 m1, mat4 m2) {
int i, j, k;
for (i = 0; i < m; i++) {
for (j = 0; j < n; j++) {
for (k = 0; k < m; k++)
assert_true(fabsf(m1[i][j] - m2[i][j]) <= 0.0000009);
}
}
}
void
test_assert_mat4_eq2(mat4 m1, mat4 m2, float eps) {
int i, j, k;
for (i = 0; i < m; i++) {
for (j = 0; j < n; j++) {
for (k = 0; k < m; k++)
assert_true(fabsf(m1[i][j] - m2[i][j]) <= eps);
}
}
}
void
test_assert_eqf(float a, float b) {
assert_true(fabsf(a - b) <= 0.000009); /* rounding errors */
}
void
test_assert_vec3_eq(vec3 v1, vec3 v2) {
assert_true(fabsf(v1[0] - v2[0]) <= 0.000009); /* rounding errors */
assert_true(fabsf(v1[1] - v2[1]) <= 0.000009);
assert_true(fabsf(v1[2] - v2[2]) <= 0.000009);
}
void
test_assert_vec4_eq(vec4 v1, vec4 v2) {
assert_true(fabsf(v1[0] - v2[0]) <= 0.000009); /* rounding errors */
assert_true(fabsf(v1[1] - v2[1]) <= 0.000009);
assert_true(fabsf(v1[2] - v2[2]) <= 0.000009);
assert_true(fabsf(v1[3] - v2[3]) <= 0.000009);
}
void
test_assert_quat_eq_abs(versor v1, versor v2) {
assert_true(fabsf(fabsf(v1[0]) - fabsf(v2[0])) <= 0.0009); /* rounding errors */
assert_true(fabsf(fabsf(v1[1]) - fabsf(v2[1])) <= 0.0009);
assert_true(fabsf(fabsf(v1[2]) - fabsf(v2[2])) <= 0.0009);
assert_true(fabsf(fabsf(v1[3]) - fabsf(v2[3])) <= 0.0009);
}
void
test_assert_quat_eq(versor v1, versor v2) {
assert_true(fabsf(v1[0] - v2[0]) <= 0.000009); /* rounding errors */
assert_true(fabsf(v1[1] - v2[1]) <= 0.000009);
assert_true(fabsf(v1[2] - v2[2]) <= 0.000009);
assert_true(fabsf(v1[3] - v2[3]) <= 0.000009);
}