feat(scripting): expose PhysX rigidbody and raycast APIs

managed/XCEngine.ScriptCore/Physics.cs

@@ -0,0 +1,60 @@
+namespace XCEngine
+{
+    public static class Physics
+    {
+        public static bool Raycast(Vector3 origin, Vector3 direction)
+        {
+            RaycastHit hit;
+            return Raycast(origin, direction, out hit, float.MaxValue);
+        }
+
+        public static bool Raycast(Vector3 origin, Vector3 direction, float maxDistance)
+        {
+            RaycastHit hit;
+            return Raycast(origin, direction, out hit, maxDistance);
+        }
+
+        public static bool Raycast(Vector3 origin, Vector3 direction, out RaycastHit hit)
+        {
+            return Raycast(origin, direction, out hit, float.MaxValue);
+        }
+
+        public static bool Raycast(Vector3 origin, Vector3 direction, out RaycastHit hit, float maxDistance)
+        {
+            hit = default(RaycastHit);
+
+            if (float.IsNaN(maxDistance) || maxDistance <= 0.0f)
+            {
+                return false;
+            }
+
+            if (float.IsPositiveInfinity(maxDistance))
+            {
+                maxDistance = float.MaxValue;
+            }
+
+            bool hasHit = InternalCalls.Physics_Raycast(
+                ref origin,
+                ref direction,
+                maxDistance,
+                out ulong hitGameObjectUUID,
+                out Vector3 hitPoint,
+                out Vector3 hitNormal,
+                out float hitDistance,
+                out int hitIsTrigger);
+
+            if (!hasHit)
+            {
+                return false;
+            }
+
+            hit = new RaycastHit(
+                hitGameObjectUUID,
+                hitPoint,
+                hitNormal,
+                hitDistance,
+                hitIsTrigger != 0);
+            return true;
+        }
+    }
+}