new abs functions for vec2, ivec2, ivec3, ivec4

test/src/test_ivec2.h

@@ -187,3 +187,18 @@ TEST_IMPL(GLM_PREFIX, ivec2_clamp) {
 
   TEST_SUCCESS
 }
+
+TEST_IMPL(GLM_PREFIX, ivec2_abs) {
+  ivec2  v1 = {2, -3}, v2 = {-12, -31};
+  ivec2  v3, v4;
+
+  GLM(ivec2_abs)(v1, v3);
+  GLM(ivec2_abs)(v2, v4);
+
+  ASSERT(v3[0] == 2)
+  ASSERT(v3[1] == 3)
+  ASSERT(v4[0] == 12)
+  ASSERT(v4[1] == 31)
+
+  TEST_SUCCESS
+}

test/src/test_ivec3.h

@@ -197,3 +197,20 @@ TEST_IMPL(GLM_PREFIX, ivec3_clamp) {
 
   TEST_SUCCESS
 }
+
+TEST_IMPL(GLM_PREFIX, ivec3_abs) {
+  ivec3  v1 = {2, -3, 4}, v2 = {-12, -31, -42};
+  ivec3  v3, v4;
+
+  GLM(ivec3_abs)(v1, v3);
+  GLM(ivec3_abs)(v2, v4);
+
+  ASSERT(v3[0] == 2)
+  ASSERT(v3[1] == 3)
+  ASSERT(v3[2] == 4)
+  ASSERT(v4[0] == 12)
+  ASSERT(v4[1] == 31)
+  ASSERT(v4[2] == 42)
+
+  TEST_SUCCESS
+}

test/src/test_ivec4.h

@@ -212,3 +212,22 @@ TEST_IMPL(GLM_PREFIX, ivec4_clamp) {
 
   TEST_SUCCESS
 }
+
+TEST_IMPL(GLM_PREFIX, ivec4_abs) {
+  ivec4  v1 = {2, -3, 4, -5}, v2 = {-12, -31, -42, -50};
+  ivec4  v3, v4;
+
+  GLM(ivec4_abs)(v1, v3);
+  GLM(ivec4_abs)(v2, v4);
+
+  ASSERT(v3[0] == 2)
+  ASSERT(v3[1] == 3)
+  ASSERT(v3[2] == 4)
+  ASSERT(v3[3] == 5)
+  ASSERT(v4[0] == 12)
+  ASSERT(v4[1] == 31)
+  ASSERT(v4[2] == 42)
+  ASSERT(v4[3] == 50)
+
+  TEST_SUCCESS
+}

test/src/test_vec2.h

@@ -579,6 +579,20 @@ TEST_IMPL(GLM_PREFIX, vec2_clamp) {
   TEST_SUCCESS
 }
 
+TEST_IMPL(GLM_PREFIX, vec2_abs) {
+  vec2  v1 = {2, -3}, v2 = {-12, -31};
+  vec2  v3, v4;
+  vec2  v5 = {2, 3}, v6 = {12, 31};
+
+  GLM(vec2_abs)(v1, v3);
+  GLM(vec2_abs)(v2, v4);
+
+  ASSERTIFY(test_assert_vec2_eq(v3, v5))
+  ASSERTIFY(test_assert_vec2_eq(v4, v6))
+
+  TEST_SUCCESS
+}
+
 TEST_IMPL(GLM_PREFIX, vec2_lerp) {
   vec2 v1 = {-100.0f, -200.0f};
   vec2 v2 = {100.0f, 200.0f};