feat(physics): wire physx sdk into build

2026-04-15 12:22:15 +08:00
parent 5bf258df6d
commit 31f40e2cbb
2044 changed files with 752623 additions and 1 deletions
--- a/engine/third_party/physx/source/geomutils/src/mesh/GuTriangleRefinement.h
+++ b/engine/third_party/physx/source/geomutils/src/mesh/GuTriangleRefinement.h
@@ -0,0 +1,121 @@
+// 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_TRIANGLE_REFINEMENT_H
+#define GU_TRIANGLE_REFINEMENT_H
+
+// Indexing scheme for sub-triangles in recursive triangle subdivision scheme
+// Each subdivision step creates 4 triangles out of the previous one:
+// - First triangle is the "a corner"
+// - Second triangle is the "b corner"
+// - Third triangle is the "c corner"
+// - Fourth triangle is the center
+
+#include "foundation/PxVec3.h"
+
+namespace physx {
+	namespace Gu {
+		PX_FORCE_INLINE PX_CUDA_CALLABLE void getSubTriangle4(int id, PxVec3& baryA, PxVec3& baryB, PxVec3& baryC)
+		{
+
+			PxVec3 ab = 0.5f * (baryA + baryB);
+			PxVec3 bc = 0.5f * (baryB + baryC);
+			PxVec3 ca = 0.5f * (baryC + baryA);
+
+			switch (id)
+			{
+				case 0:
+					baryB = ab;
+					baryC = ca;
+					break;
+				case 1:
+					baryA = ab;
+					baryC = bc;
+					break;
+				case 2:
+					baryA = ca;
+					baryB = bc;
+					break;
+				case 3:
+					baryA = ab;
+					baryB = bc;
+					baryC = ca;
+					break;
+				default:
+					PX_ASSERT(false);
+			}
+		}
+
+		PX_FORCE_INLINE PX_CUDA_CALLABLE void getSubTriangle(PxVec3& a, PxVec3& b, PxVec3& c, PxU32 id, PxU32 numSubdivisionSteps)
+		{
+			for (PxU32 i = 0; i < numSubdivisionSteps; ++i)
+			{
+				PxU32 j = numSubdivisionSteps - i - 1;
+				PxU32 local = id >> (2 * j);
+				local = local & 3;
+				getSubTriangle4(local, a, b, c);
+			}
+		}
+
+		PX_FORCE_INLINE PX_CUDA_CALLABLE PxU32 encodeSubdivisionId(PxU32 subdivisionLevel, PxU32 subTriangleIndex)
+		{
+			//4 bits for subdivision level, the rest for the index
+			const PxU32 shift = 30 - 4;
+			return (subdivisionLevel << shift) | subTriangleIndex;
+		}
+
+		PX_FORCE_INLINE PX_CUDA_CALLABLE void decodeSubdivisionId(PxU32 encodedId, PxU32& subdivisionLevel, PxU32& subTriangleIndex)
+		{
+			const PxU32 shift = 30 - 4;
+			subdivisionLevel = encodedId >> shift;
+			subTriangleIndex = encodedId & ((1 << shift) - 1);
+		}
+
+		//Increases the subdivision level by one and sets the index to the specified sub triangle that got created out of the previous triangle due to one additional level of subdivision
+		PX_FORCE_INLINE PX_CUDA_CALLABLE PxU32 elevateSubdivisionId(PxU32 encodedId, PxU32 subTriangle = 0)
+		{
+			PX_ASSERT(subTriangle >= 0 && subTriangle < 4);
+
+			PxU32 subdivisionLevel;
+			PxU32 subTriangleIndex;
+			decodeSubdivisionId(encodedId, subdivisionLevel, subTriangleIndex);
+
+			return encodeSubdivisionId(subdivisionLevel + 1, 4 * subTriangleIndex + subTriangle);
+		}
+
+		PX_FORCE_INLINE PX_CUDA_CALLABLE void getSubTriangleEncoded(PxVec3& a, PxVec3& b, PxVec3& c, PxU32 encodedSubIndex)
+		{
+			PxU32 subdivisionLevel;
+			PxU32 subTriangleIndex;
+			decodeSubdivisionId(encodedSubIndex, subdivisionLevel, subTriangleIndex);
+			getSubTriangle(a, b, c, subTriangleIndex, subdivisionLevel);
+		}
+
+	} // namespace Gu
+} // namespace physx
+#endif // GU_TRIANGLE_REFINEMENT_H