External/cglm
1
0
Fork 0
mirror of https://github.com/recp/cglm.git synced 2025-12-26 02:25:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

Tests for quaternion from two vec3

Browse Source
This commit is contained in:
Sundaram Ramaswamy
2021-06-10 23:11:03 +05:30
parent b5802b99b2
commit ee5050f43c
2 changed files with 57 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
test/src/test_quat.h
View File

@@ -151,6 +151,59 @@ TEST_IMPL(GLM_PREFIX, quat_copy) {
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, quat_from_vecs) {
versor q1, q2, q3, q4, q5, q6, q7;
vec3 v1 = {1.f, 0.f, 0.f}, v2 = {1.f, 0.f, 0.f}; // parallel
vec3 v3 = {0.f, 1.f, 0.f}, v4 = {1.f, 0.f, 0.f}; // perpendicular
vec3 v5 = {0.f, 0.f, 1.f}, v6 = {0.f, 0.f, -1.f}; // straight
vec3 v7, v8; // random
vec3 v9 = {0.57735026f, 0.57735026f, 0.57735026f}, // acute
v10 = {0.70710678f, 0.70710678f, 0.f};
vec3 v11 = {0.87287156f, 0.21821789f, 0.43643578f}, // obtuse
v12 = {-0.87287156f, 0.21821789f, 0.43643578f};
vec3 v13 = {}; // zero
GLM(quat_from_vecs)(v1, v2, q1);
ASSERTIFY(test_assert_quat_eq_identity(q1))
GLM(quat_from_vecs)(v3, v4, q2);
GLM(quat_rotatev)(q2, v3, v3);
ASSERT(test_eq(GLM(vec3_dot)(v3, v4), 1.f))
ASSERT(test_eq(q2[0], 0.f))
ASSERT(test_eq(q2[1], 0.f))
ASSERT(test_eq(q2[2], -0.707106781187f))
ASSERT(test_eq(q2[3], 0.707106781187f))
GLM(quat_from_vecs)(v5, v6, q3);
GLM(quat_rotatev)(q3, v5, v5);
ASSERT(test_eq(GLM(vec3_dot)(v5, v6), 1.f))
ASSERT(test_eq(q3[0], 0.f))
ASSERT(test_eq(q3[1], -1.f))
ASSERT(test_eq(q3[2], 0.f))
ASSERT(test_eq(q3[3], 0.f))
test_rand_vec3(v7);
test_rand_vec3(v8);
GLM(vec3_normalize(v7));
GLM(vec3_normalize(v8));
GLM(quat_from_vecs)(v7, v8, q4);
GLM(quat_rotatev)(q4, v7, v7);
ASSERT(test_eq(GLM(vec3_dot)(v7, v8), 1.f))
GLM(quat_from_vecs)(v9, v10, q5);
GLM(quat_rotatev)(q5, v9, v9);
ASSERT(test_eq(GLM(vec3_dot)(v9, v10), 1.f))
GLM(quat_from_vecs)(v11, v12, q6);
GLM(quat_rotatev)(q6, v11, v11);
ASSERT(test_eq(GLM(vec3_dot)(v11, v12), 1.f))
GLM(quat_from_vecs)(v13, v1, q7);
ASSERTIFY(test_assert_quat_eq_identity(q7))
TEST_SUCCESS
}
TEST_IMPL(GLM_PREFIX, quat_norm) {
versor a = {10.0f, 9.0f, 8.0f, 78.0f};
float n1, n2;