feat(physics): wire physx sdk into build

engine/third_party/physx/source/geomutils/src/common/GuSeparatingAxes.h

@@ -0,0 +1,90 @@
+// 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_SEPARATINGAXES_H
+#define GU_SEPARATINGAXES_H
+
+#include "foundation/PxVec3.h"
+#include "common/PxPhysXCommonConfig.h"
+
+namespace physx
+{
+namespace Gu
+{
+	// PT: this is a number of axes. Multiply by sizeof(PxVec3) for size in bytes.
+	#define SEP_AXIS_FIXED_MEMORY	256
+
+	// This class holds a list of potential separating axes.
+	// - the orientation is irrelevant so V and -V should be the same vector
+	// - the scale is irrelevant so V and n*V should be the same vector
+	// - a given separating axis should appear only once in the class
+#if PX_VC 
+    #pragma warning(push)
+	#pragma warning( disable : 4251 ) // class needs to have dll-interface to be used by clients of class
+#endif
+	class SeparatingAxes
+	{
+	public:
+		PX_INLINE SeparatingAxes() : mNbAxes(0)	{}
+
+		bool addAxis(const PxVec3& axis);
+
+		PX_FORCE_INLINE const PxVec3* getAxes() const
+		{
+			return mAxes;
+		}
+
+		PX_FORCE_INLINE PxU32 getNumAxes() const
+		{
+			return mNbAxes;
+		}
+
+		PX_FORCE_INLINE void reset()
+		{
+			mNbAxes = 0;
+		}
+
+	private:
+		PxU32	mNbAxes;
+		PxVec3	mAxes[SEP_AXIS_FIXED_MEMORY];
+	};
+#if PX_VC 
+     #pragma warning(pop) 
+#endif
+
+	enum PxcSepAxisType
+	{
+		SA_NORMAL0,		// Normal of object 0
+		SA_NORMAL1,		// Normal of object 1
+		SA_EE			// Cross product of edges
+	};
+
+}
+}
+
+#endif