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Added tests for 2D affine post transformations (translate, rotate, scale)

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Artemii Miasoedov
2025-02-16 15:50:53 +03:00
parent 091c475422
commit e96b6a382d
6 changed files with 140 additions and 5 deletions
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104
test/src/test_affine2d_post.h Normal file
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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(GLM_PREFIX, translated2d) {
mat3 m1, m2, tmp;
vec2 v = { 1.2f, 3.4f };
test_rand_transform2d(m1);
glm_mat3_copy(m1, m2);
GLM(translated2d)(m2, v);
glm_translate2d_make(tmp, v);
glm_mat3_mul(tmp, m1, m1);
test_assert_mat3_eq(m1, m2);
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, translated2d_x) {
mat3 m1, m2, tmp;
float x = test_rand();
test_rand_transform2d(m1);
glm_mat3_copy(m1, m2);
GLM(translated2d_x)(m2, x);
glm_translate2d_make(tmp, (vec2) { x, 0.0f });
glm_mat3_mul(tmp, m1, m1);
test_assert_mat3_eq(m1, m2);
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, translated2d_y) {
mat3 m1, m2, tmp;
float y = test_rand();
test_rand_transform2d(m1);
glm_mat3_copy(m1, m2);
GLM(translated2d_y)(m2, y);
glm_translate2d_make(tmp, (vec2) { 0.0f, y });
glm_mat3_mul(tmp, m1, m1);
test_assert_mat3_eq(m1, m2);
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, rotated2d) {
mat3 m1, m2, tmp;
float a = test_rand();
test_rand_transform2d(m1);
glm_mat3_copy(m1, m2);
GLM(rotated2d)(m2, a);
glm_rotate2d_make(tmp, a);
glm_mat3_mul(tmp, m1, m1);
test_assert_mat3_eq(m1, m2);
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, scaled2d) {
mat3 m1, m2, tmp;
vec2 v = { test_rand(), test_rand() };
test_rand_transform2d(m1);
glm_mat3_copy(m1, m2);
GLM(scaled2d)(m2, v);
glm_scale2d_make(tmp, v);
glm_mat3_mul(tmp, m1, m1);
test_assert_mat3_eq(m1, m2);
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, scaled2d_uni) {
mat3 m1, m2, tmp;
float s = test_rand();
test_rand_transform2d(m1);
glm_mat3_copy(m1, m2);
GLM(scaled2d_uni)(m2, s);
glm_scale2d_make(tmp, (vec2) { s, s });
glm_mat3_mul(tmp, m1, m1);
test_assert_mat3_eq(m1, m2);
TEST_SUCCESS
}