Fix issues

Author: kunitoki

modules/yup_graphics/primitives/yup_Point.h

@@ -260,7 +260,7 @@ class YUP_API Point
     */
     [[nodiscard]] constexpr ValueType horizontalDistanceTo (const Point& other) const noexcept
     {
-        return yup_abs (other.x - x);
+        return other.x - x;
     }
 
     /** Calculates the vertical distance between this point and another point.
@@ -274,7 +274,7 @@ class YUP_API Point
     */
     [[nodiscard]] constexpr ValueType verticalDistanceTo (const Point& other) const noexcept
     {
-        return yup_abs (other.y - y);
+        return other.y - y;
     }
 
     /** Calculates the Manhattan distance between this point and another point.

tests/yup_graphics/yup_Point.cpp

@@ -106,7 +106,9 @@ TEST (PointTests, Distance_Calculations)
     EXPECT_FLOAT_EQ (p1.distanceTo (p2), 5.0f);
     EXPECT_FLOAT_EQ (p1.distanceToSquared (p2), 25.0f);
     EXPECT_FLOAT_EQ (p1.horizontalDistanceTo (p2), 3.0f);
+    EXPECT_FLOAT_EQ (p2.horizontalDistanceTo (p1), -3.0f);
     EXPECT_FLOAT_EQ (p1.verticalDistanceTo (p2), 4.0f);
+    EXPECT_FLOAT_EQ (p2.verticalDistanceTo (p1), -4.0f);
     EXPECT_FLOAT_EQ (p1.manhattanDistanceTo (p2), 7.0f);
 }
 
@@ -693,8 +695,10 @@ TEST (PointTests, DistanceCalculations_EdgeCases)
     // Test with negative coordinates
     Point<float> negative (-3.0f, -4.0f);
     EXPECT_FLOAT_EQ (origin.distanceTo (negative), 5.0f);
-    EXPECT_FLOAT_EQ (origin.horizontalDistanceTo (negative), 3.0f);
-    EXPECT_FLOAT_EQ (origin.verticalDistanceTo (negative), 4.0f);
+    EXPECT_FLOAT_EQ (origin.horizontalDistanceTo (negative), -3.0f);
+    EXPECT_FLOAT_EQ (negative.horizontalDistanceTo (origin), 3.0f);
+    EXPECT_FLOAT_EQ (origin.verticalDistanceTo (negative), -4.0f);
+    EXPECT_FLOAT_EQ (negative.verticalDistanceTo (origin), 4.0f);
 
     // Test with infinity
     Point<float> inf (std::numeric_limits<float>::infinity(), 0.0f);