feat(physics): wire physx sdk into build

engine/third_party/physx/source/geomutils/include/GuSphere.h

@@ -0,0 +1,102 @@
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//  * Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//  * Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the distribution.
+//  * Neither the name of NVIDIA CORPORATION nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Copyright (c) 2008-2025 NVIDIA Corporation. All rights reserved.
+// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
+
+#ifndef GU_SPHERE_H
+#define GU_SPHERE_H
+
+#include "foundation/PxVec3.h"
+
+namespace physx
+{
+
+/**
+\brief Represents a sphere defined by its center point and radius.
+*/
+namespace Gu
+{
+	class Sphere
+	{
+	public:
+		/**
+		\brief Constructor
+		*/
+		PX_INLINE Sphere()
+		{
+		}
+
+		/**
+		\brief Constructor
+		*/
+		PX_INLINE Sphere(const PxVec3& _center, PxF32 _radius) : center(_center), radius(_radius)
+		{
+		}
+		/**
+		\brief Copy constructor
+		*/
+		PX_INLINE Sphere(const Sphere& sphere) : center(sphere.center), radius(sphere.radius)
+		{
+		}
+		/**
+		\brief Destructor
+		*/
+		PX_INLINE ~Sphere()
+		{
+		}
+
+		PX_INLINE	void	set(const PxVec3& _center, float _radius)		{ center = _center; radius = _radius;	}
+
+		/**
+		\brief Checks the sphere is valid.
+
+		\return		true if the sphere is valid
+		*/
+		PX_INLINE bool isValid() const
+		{
+			// Consistency condition for spheres: Radius >= 0.0f
+			return radius >= 0.0f;
+		}
+
+		/**
+		\brief Tests if a point is contained within the sphere.
+
+		\param[in] p the point to test
+		\return	true if inside the sphere
+		*/
+		PX_INLINE bool contains(const PxVec3& p) const
+		{
+			return (center-p).magnitudeSquared() <= radius*radius;
+		}
+
+		PxVec3	center;		//!< Sphere's center
+		PxF32	radius;		//!< Sphere's radius
+	};
+}
+
+}
+
+#endif