Made cursor work

src/physics/physics.cpp

@@ -30,6 +30,9 @@
 #include <Jolt/Physics/Collision/Shape/HeightFieldShape.h>
 #include <Jolt/Physics/Collision/Shape/OffsetCenterOfMassShape.h>
 #include <Jolt/Physics/Collision/ContactListener.h>
+#include <Jolt/Physics/Collision/RayCast.h>
+#include <Jolt/Physics/Collision/CastResult.h>
+#include <Jolt/Physics/Collision/CollisionCollectorImpl.h>
 #include <Jolt/Physics/Body/BodyCreationSettings.h>
 #include <Jolt/Physics/Body/BodyActivationListener.h>
 #include <Jolt/Renderer/DebugRendererSimple.h>
@@ -1463,6 +1466,22 @@ public:
 #endif
 		}
 	}
+	bool raycastQuery(Ogre::Vector3 startPoint, Ogre::Vector3 endPoint,
+			  Ogre::Vector3 &position)
+	{
+		int i;
+		Ogre::Vector3 direction = endPoint - startPoint;
+		JPH::RRayCast ray{ JoltPhysics::convert(startPoint),
+				   JoltPhysics::convert(direction) };
+		JPH::RayCastResult hit;
+		bool hadHit = physics_system.GetNarrowPhaseQuery().CastRay(
+			ray, hit, {},
+			JPH::SpecifiedObjectLayerFilter(Layers::NON_MOVING));
+		if (hadHit)
+			position = JoltPhysics::convert(
+				ray.GetPointOnRay(hit.mFraction));
+		return hadHit;
+	}
 };
 
 void physics()
@@ -1742,5 +1761,11 @@ void JoltPhysicsWrapper::removeContactListener(const JPH::BodyID &id)
 {
 	contacts.removeListener(id);
 }
+bool JoltPhysicsWrapper::raycastQuery(Ogre::Vector3 startPoint,
+				      Ogre::Vector3 endPoint,
+				      Ogre::Vector3 &position)
+{
+	return phys->raycastQuery(startPoint, endPoint, position);
+}
 template <>
 JoltPhysicsWrapper *Ogre::Singleton<JoltPhysicsWrapper>::msSingleton = 0;

src/physics/physics.h

@@ -204,5 +204,7 @@ public:
 						 ContactReport &report)>
 			listener);
 	void removeContactListener(const JPH::BodyID &id);
+	bool raycastQuery(Ogre::Vector3 startPoint, Ogre::Vector3 endPoint,
+			  Ogre::Vector3 &position);
 };
 #endif