1 | /* |
2 | * Copyright (c) 2008-2015, NVIDIA CORPORATION. All rights reserved. |
3 | * |
4 | * NVIDIA CORPORATION and its licensors retain all intellectual property |
5 | * and proprietary rights in and to this software, related documentation |
6 | * and any modifications thereto. Any use, reproduction, disclosure or |
7 | * distribution of this software and related documentation without an express |
8 | * license agreement from NVIDIA CORPORATION is strictly prohibited. |
9 | */ |
10 | // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. |
11 | // Copyright (c) 2001-2004 NovodeX AG. All rights reserved. |
12 | |
13 | |
14 | #ifndef PX_PHYSICS_NX_SPHERE_GEOMETRY |
15 | #define PX_PHYSICS_NX_SPHERE_GEOMETRY |
16 | /** \addtogroup geomutils |
17 | @{ |
18 | */ |
19 | #include "geometry/PxGeometry.h" |
20 | |
21 | #ifndef PX_DOXYGEN |
22 | namespace physx |
23 | { |
24 | #endif |
25 | |
26 | /** |
27 | \brief A class representing the geometry of a sphere. |
28 | |
29 | Spheres are defined by their radius. |
30 | \note The scaling of the sphere is expected to be baked into this value, there is no additional scaling parameter. |
31 | */ |
32 | class PxSphereGeometry : public PxGeometry |
33 | { |
34 | public: |
35 | PX_INLINE PxSphereGeometry() : PxGeometry(PxGeometryType::eSPHERE), radius(0) {} |
36 | PX_INLINE PxSphereGeometry(PxReal ir) : PxGeometry(PxGeometryType::eSPHERE), radius(ir) {} |
37 | |
38 | /** |
39 | \brief Returns true if the geometry is valid. |
40 | |
41 | \return True if the current settings are valid |
42 | |
43 | \note A valid sphere has radius > 0. |
44 | It is illegal to call PxRigidActor::createShape and PxPhysics::createShape with a sphere that has zero radius. |
45 | |
46 | @see PxRigidActor::createShape, PxPhysics::createShape |
47 | */ |
48 | PX_INLINE bool isValid() const; |
49 | |
50 | public: |
51 | |
52 | /** |
53 | \brief The radius of the sphere. |
54 | */ |
55 | PxReal radius; |
56 | }; |
57 | |
58 | |
59 | PX_INLINE bool PxSphereGeometry::isValid() const |
60 | { |
61 | if (mType != PxGeometryType::eSPHERE) |
62 | return false; |
63 | if (!PxIsFinite(radius)) |
64 | return false; |
65 | if (radius <= 0.0f) |
66 | return false; |
67 | |
68 | return true; |
69 | } |
70 | |
71 | #ifndef PX_DOXYGEN |
72 | } // namespace physx |
73 | #endif |
74 | |
75 | /** @} */ |
76 | #endif |
77 | |