initial commit, 4.5 stable

thirdparty/jolt_physics/Jolt/Physics/Collision/CastResult.h

@@ -0,0 +1,37 @@
+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#pragma once
+
+#include <Jolt/Physics/Body/BodyID.h>
+#include <Jolt/Physics/Collision/Shape/SubShapeID.h>
+
+JPH_NAMESPACE_BEGIN
+
+/// Structure that holds a ray cast or other object cast hit
+class BroadPhaseCastResult
+{
+public:
+	JPH_OVERRIDE_NEW_DELETE
+
+	/// Function required by the CollisionCollector. A smaller fraction is considered to be a 'better hit'. For rays/cast shapes we can just use the collision fraction.
+	inline float	GetEarlyOutFraction() const			{ return mFraction; }
+
+	/// Reset this result so it can be reused for a new cast.
+	inline void		Reset()								{ mBodyID = BodyID(); mFraction = 1.0f + FLT_EPSILON; }
+
+	BodyID			mBodyID;							///< Body that was hit
+	float			mFraction = 1.0f + FLT_EPSILON;		///< Hit fraction of the ray/object [0, 1], HitPoint = Start + mFraction * (End - Start)
+};
+
+/// Specialization of cast result against a shape
+class RayCastResult : public BroadPhaseCastResult
+{
+public:
+	JPH_OVERRIDE_NEW_DELETE
+
+	SubShapeID		mSubShapeID2;						///< Sub shape ID of shape that we collided against
+};
+
+JPH_NAMESPACE_END