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29 | |
30 | |
31 | #ifndef PX_PHYSICS_EXTENSIONS_SMOOTH_NORMALS_H |
32 | #define PX_PHYSICS_EXTENSIONS_SMOOTH_NORMALS_H |
33 | /** \addtogroup extensions |
34 | @{ |
35 | */ |
36 | |
37 | #include "common/PxPhysXCommonConfig.h" |
38 | |
39 | /** |
40 | \brief Builds smooth vertex normals over a mesh. |
41 | |
42 | - "smooth" because smoothing groups are not supported here |
43 | - takes angles into account for correct cube normals computation |
44 | |
45 | To use 32bit indices pass a pointer in dFaces and set wFaces to zero. Alternatively pass a pointer to |
46 | wFaces and set dFaces to zero. |
47 | |
48 | \param[in] nbTris Number of triangles |
49 | \param[in] nbVerts Number of vertices |
50 | \param[in] verts Array of vertices |
51 | \param[in] dFaces Array of dword triangle indices, or null |
52 | \param[in] wFaces Array of word triangle indices, or null |
53 | \param[out] normals Array of computed normals (assumes nbVerts vectors) |
54 | \param[in] flip Flips the normals or not |
55 | \return True on success. |
56 | */ |
57 | PX_C_EXPORT bool PX_CALL_CONV PxBuildSmoothNormals(physx::PxU32 nbTris, physx::PxU32 nbVerts, const physx::PxVec3* verts, |
58 | const physx::PxU32* dFaces, const physx::PxU16* wFaces, physx::PxVec3* normals, bool flip); |
59 | |
60 | /** @} */ |
61 | #endif |
62 | |