Initial commit:

PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617

[CL 21300167]

1 files changed, 114 insertions, 0 deletions

diff --git a/PhysX_3.4/Source/GeomUtils/src/mesh/GuBV4_AABBAABBSweepTest.h b/PhysX_3.4/Source/GeomUtils/src/mesh/GuBV4_AABBAABBSweepTest.h
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and related documentation and
+// any modifications thereto. Any use, reproduction, disclosure, or
+// distribution of this software and related documentation without an express
+// license agreement from NVIDIA Corporation is strictly prohibited.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2016 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_BV4_AABB_AABB_SWEEP_TEST_H
+#define GU_BV4_AABB_AABB_SWEEP_TEST_H
+
+#ifndef GU_BV4_USE_SLABS
+#if PX_INTEL_FAMILY
+	PX_FORCE_INLINE Ps::IntBool BV4_SegmentAABBOverlap(const PxVec3& center, const PxVec3& extents, const PxVec3& extents2, const RayParams* PX_RESTRICT params)
+	{
+		const PxU32 maskI = 0x7fffffff;
+		const Vec4V fdirV = V4LoadA_Safe(&params->mFDir_PaddedAligned.x);
+		const Vec4V extentsV = V4Add(V4LoadU(&extents.x), V4LoadU(&extents2.x));
+		const Vec4V DV = V4Sub(V4LoadA_Safe(&params->mData2_PaddedAligned.x), V4LoadU(&center.x));
+		__m128 absDV = _mm_and_ps(DV, _mm_load1_ps((float*)&maskI));
+		absDV = _mm_cmpgt_ps(absDV, V4Add(extentsV, fdirV));
+		const PxU32 test = (PxU32)_mm_movemask_ps(absDV);
+		if(test&7)
+			return 0;
+
+		if(1)
+		{
+			const Vec4V dataZYX_V = V4LoadA_Safe(&params->mData_PaddedAligned.x);
+			const __m128 dataXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(dataZYX_V), _MM_SHUFFLE(3,0,2,1)));
+			const __m128 DXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(DV), _MM_SHUFFLE(3,0,2,1)));
+			const Vec4V fV = V4Sub(V4Mul(dataZYX_V, DXZY_V), V4Mul(dataXZY_V, DV));
+
+			const Vec4V fdirZYX_V = V4LoadA_Safe(&params->mFDir_PaddedAligned.x);
+			const __m128 fdirXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(fdirZYX_V), _MM_SHUFFLE(3,0,2,1)));
+			const __m128 extentsXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(extentsV), _MM_SHUFFLE(3,0,2,1)));
+			// PT: TODO: use V4MulAdd here (TA34704)
+			const Vec4V fg = V4Add(V4Mul(extentsV, fdirXZY_V), V4Mul(extentsXZY_V, fdirZYX_V));
+
+			__m128 absfV = _mm_and_ps(fV, _mm_load1_ps((float*)&maskI));
+			absfV = _mm_cmpgt_ps(absfV, fg);
+			const PxU32 test2 = (PxU32)_mm_movemask_ps(absfV);
+			if(test2&7)
+				return 0;
+			return 1;
+		}
+	}
+
+#ifdef GU_BV4_QUANTIZED_TREE
+	template<class T>
+	PX_FORCE_INLINE Ps::IntBool BV4_SegmentAABBOverlap(const T* PX_RESTRICT node, const PxVec3& extents2, const RayParams* PX_RESTRICT params)
+	{
+		const __m128i testV = _mm_load_si128((__m128i*)node->mAABB.mData);
+		const __m128i qextentsV = _mm_and_si128(testV, _mm_set1_epi32(0x0000ffff));
+		const __m128i qcenterV = _mm_srai_epi32(testV, 16);
+		const Vec4V centerV0 = V4Mul(_mm_cvtepi32_ps(qcenterV), V4LoadA_Safe(&params->mCenterOrMinCoeff_PaddedAligned.x));
+		const Vec4V extentsV0 = V4Mul(_mm_cvtepi32_ps(qextentsV), V4LoadA_Safe(&params->mExtentsOrMaxCoeff_PaddedAligned.x));
+
+		const PxU32 maskI = 0x7fffffff;
+		const Vec4V fdirV = V4LoadA_Safe(&params->mFDir_PaddedAligned.x);
+		const Vec4V extentsV = V4Add(extentsV0, V4LoadU(&extents2.x));
+		const Vec4V DV = V4Sub(V4LoadA_Safe(&params->mData2_PaddedAligned.x), centerV0);
+		__m128 absDV = _mm_and_ps(DV, _mm_load1_ps((float*)&maskI));
+		absDV = _mm_cmpgt_ps(absDV, V4Add(extentsV, fdirV));
+		const PxU32 test = (PxU32)_mm_movemask_ps(absDV);
+		if(test&7)
+			return 0;
+
+		if(1)
+		{
+			const Vec4V dataZYX_V = V4LoadA_Safe(&params->mData_PaddedAligned.x);
+			const __m128 dataXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(dataZYX_V), _MM_SHUFFLE(3,0,2,1)));
+			const __m128 DXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(DV), _MM_SHUFFLE(3,0,2,1)));
+			const Vec4V fV = V4Sub(V4Mul(dataZYX_V, DXZY_V), V4Mul(dataXZY_V, DV));
+
+			const Vec4V fdirZYX_V = V4LoadA_Safe(&params->mFDir_PaddedAligned.x);
+			const __m128 fdirXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(fdirZYX_V), _MM_SHUFFLE(3,0,2,1)));
+			const __m128 extentsXZY_V = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(extentsV), _MM_SHUFFLE(3,0,2,1)));
+			// PT: TODO: use V4MulAdd here (TA34704)
+			const Vec4V fg = V4Add(V4Mul(extentsV, fdirXZY_V), V4Mul(extentsXZY_V, fdirZYX_V));
+
+			__m128 absfV = _mm_and_ps(fV, _mm_load1_ps((float*)&maskI));
+			absfV = _mm_cmpgt_ps(absfV, fg);
+			const PxU32 test2 = (PxU32)_mm_movemask_ps(absfV);
+			if(test2&7)
+				return 0;
+			return 1;
+		}
+	}
+#endif
+#endif
+#endif
+
+#endif // GU_BV4_AABB_AABB_SWEEP_TEST_H