1 files changed, 310 insertions, 0 deletions
diff --git a/libs/cglm/test/src/test_affine2d.h b/libs/cglm/test/src/test_affine2d.h
new file mode 100644
index 0000000..8828661
--- /dev/null
+++ b/libs/cglm/test/src/test_affine2d.h
@@ -0,0 +1,310 @@
+/*
+ * 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, translate2d) {
+  mat3 m1;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(translate2d)(m1, (vec2){13.0f, 11.0f});
+  glm_mat3_mulv(m1, v1, v2);
+
+  ASSERT(test_eq(v2[0], 15.0f))
+  ASSERT(test_eq(v2[1], 14.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(translate2d)(m1, (vec2){1.0f, -1.0f});
+  glm_mat3_mulv(m1, v2, v2);
+
+  ASSERT(test_eq(v2[0], 16.0f))
+  ASSERT(test_eq(v2[1], 13.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, translate2d_to) {
+  mat3 m1, m2;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_to)(m1, (vec2){13.0f, 11.0f}, m2);
+  glm_mat3_mulv(m2, v1, v2);
+
+  ASSERT(test_eq(v2[0], 15.0f))
+  ASSERT(test_eq(v2[1], 14.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_to)(m1, (vec2){1.0f, -1.0f}, m2);
+  glm_mat3_mulv(m2, v2, v2);
+
+  ASSERT(test_eq(v2[0], 16.0f))
+  ASSERT(test_eq(v2[1], 13.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, translate2d_x) {
+  mat3 m1;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_x)(m1, 13.0f);
+  glm_mat3_mulv(m1, v1, v2);
+
+  ASSERT(test_eq(v2[0], 15.0f))
+  ASSERT(test_eq(v2[1], 3.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_x)(m1, -1.0f);
+  glm_mat3_mulv(m1, v2, v2);
+
+  ASSERT(test_eq(v2[0], 14.0f))
+  ASSERT(test_eq(v2[1], 3.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, translate2d_y) {
+  mat3 m1;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_y)(m1, 11.0f);
+  glm_mat3_mulv(m1, v1, v2);
+  
+
+  ASSERT(test_eq(v2[0], 2.0f))
+  ASSERT(test_eq(v2[1], 14.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_y)(m1, -1.0f);
+  glm_mat3_mulv(m1, v2, v2);
+
+  ASSERT(test_eq(v2[0], 2.0f))
+  ASSERT(test_eq(v2[1], 13.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+  
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, translate2d_make) {
+  mat3 m1;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_make)(m1, (vec2){13.0f, 11.0f});
+  glm_mat3_mulv(m1, v1, v2);
+
+  ASSERT(test_eq(v2[0], 15.0f))
+  ASSERT(test_eq(v2[1], 14.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(translate2d_make)(m1, (vec2){-1.0f, -5.0f});
+  glm_mat3_mulv(m1, v2, v2);
+
+  ASSERT(test_eq(v2[0], 14.0f))
+  ASSERT(test_eq(v2[1], 9.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, scale2d_to) {
+  mat3 m1, m2;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(scale2d_to)(m1, (vec2){13.0f, 11.0f}, m2);
+  glm_mat3_mulv(m2, v1, v2);
+
+  ASSERT(test_eq(v2[0], 26.0f))
+  ASSERT(test_eq(v2[1], 33.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(scale2d_to)(m1, (vec2){-1.0f, -5.0f}, m2);
+  glm_mat3_mulv(m2, v2, v2);
+
+  ASSERT(test_eq(v2[0], -26.0f))
+  ASSERT(test_eq(v2[1], -165.0f))
+  ASSERT(test_eq(v2[2],  1.0f))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, scale2d_make) {
+  mat3 m1;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  GLM(scale2d_make)(m1, (vec2){13.0f, 11.0f});
+  glm_mat3_mulv(m1, v1, v2);
+
+  ASSERT(test_eq(v2[0], 26.0f))
+  ASSERT(test_eq(v2[1], 33.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  GLM(scale2d_make)(m1, (vec3){-1.0f, -5.0f});
+  glm_mat3_mulv(m1, v2, v2);
+
+  ASSERT(test_eq(v2[0], -26.0f))
+  ASSERT(test_eq(v2[1], -165.0f))
+  ASSERT(test_eq(v2[2],  1.0f))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, scale2d) {
+  mat3 m1;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(scale2d)(m1, (vec2){13.0f, 11.0f});
+  glm_mat3_mulv(m1, v1, v2);
+
+  ASSERT(test_eq(v2[0], 26.0f))
+  ASSERT(test_eq(v2[1], 33.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(scale2d)(m1, (vec2){-1.0f, -5.0f});
+  glm_mat3_mulv(m1, v2, v2);
+
+  ASSERT(test_eq(v2[0], -26.0f))
+  ASSERT(test_eq(v2[1], -165.0f))
+  ASSERT(test_eq(v2[2],  1.0f))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, scale2d_uni) {
+  mat3 m1;
+  vec3 v1 = {2.0f, 3.0f, 1.0f}, v2;
+
+  glm_mat3_identity(m1);
+  GLM(scale2d_uni)(m1, 13.0f);
+  glm_mat3_mulv(m1, v1, v2);
+
+  ASSERT(test_eq(v2[0], 26.0f))
+  ASSERT(test_eq(v2[1], 39.0f))
+  ASSERT(test_eq(v2[2], 1.0f))
+
+  glm_mat3_identity(m1);
+  GLM(scale2d_uni)(m1, -5.0f);
+  glm_mat3_mulv(m1, v2, v2);
+
+  ASSERT(test_eq(v2[0], -130.0f))
+  ASSERT(test_eq(v2[1], -195.0f))
+  ASSERT(test_eq(v2[2],  1.0f))
+
+  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
+}