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2d: add tests for rotate2d and its friends

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Recep Aslantas
2020-07-31 18:21:23 +03:00
parent a12364d486
commit 2242e9a5e1
2 changed files with 109 additions and 1 deletions
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96
test/src/test_affine2d.h
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@@ -212,3 +212,99 @@ TEST_IMPL(GLM_PREFIX, scale2d_uni) {
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, rotate2d_make) {
mat3 m1 = GLM_MAT3_IDENTITY_INIT;
vec3 v1 = {0.0f, 1.0f, 1.0f}, v2 = {0.0f, 1.0f, 1.0f};
GLM(rotate2d_make)(m1, GLM_PI_2f);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], -1.0f))
ASSERT(test_eq(v1[1], 0.0f))
ASSERT(test_eq(v1[2], 1.0f))
glm_vec3_copy(v2, v1);
GLM(rotate2d_make)(m1, -GLM_PI_2f);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], 1.0f))
ASSERT(test_eq(v1[1], 0.0f))
ASSERT(test_eq(v1[2], 1.0f))
glm_vec3_copy(v2, v1);
GLM(rotate2d_make)(m1, GLM_PIf);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], 0.0f))
ASSERT(test_eq(v1[1], -1.0f))
ASSERT(test_eq(v1[2], 1.0f))
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, rotate2d) {
mat3 m1 = GLM_MAT3_IDENTITY_INIT;
vec3 v1 = {0.0f, 1.0f, 1.0f}, v2 = {0.0f, 1.0f, 1.0f};
GLM(rotate2d)(m1, GLM_PI_2f);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], -1.0f))
ASSERT(test_eq(v1[1], 0.0f))
ASSERT(test_eq(v1[2], 1.0f))
glm_vec3_copy(v2, v1);
GLM(rotate2d)(m1, GLM_PI_2f);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], 0.0f))
ASSERT(test_eq(v1[1], -1.0f))
ASSERT(test_eq(v1[2], 1.0f))
glm_vec3_copy(v2, v1);
GLM(rotate2d)(m1, GLM_PI_2f);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], 1.0f))
ASSERT(test_eq(v1[1], 0.0f))
ASSERT(test_eq(v1[2], 1.0f))
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, rotate2d_to) {
mat3 m1 = GLM_MAT3_IDENTITY_INIT, m2;
vec3 v1 = {0.0f, 1.0f, 1.0f}, v2 = {0.0f, 1.0f, 1.0f};
GLM(rotate2d_to)(m1, GLM_PI_2f, m1);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], -1.0f))
ASSERT(test_eq(v1[1], 0.0f))
ASSERT(test_eq(v1[2], 1.0f))
glm_vec3_copy(v2, v1);
GLM(rotate2d_to)(m1, GLM_PI_2f, m2);
glm_mat3_mulv(m2, v1, v1);
ASSERT(test_eq(v1[0], 0.0f))
ASSERT(test_eq(v1[1], -1.0f))
ASSERT(test_eq(v1[2], 1.0f))
glm_vec3_copy(v2, v1);
GLM(rotate2d_to)(m2, GLM_PI_2f, m1);
glm_mat3_mulv(m1, v1, v1);
ASSERT(test_eq(v1[0], 1.0f))
ASSERT(test_eq(v1[1], 0.0f))
ASSERT(test_eq(v1[2], 1.0f))
TEST_SUCCESS
}