1 | // |
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3 | // modification, are permitted provided that the following conditions |
4 | // are met: |
5 | // * Redistributions of source code must retain the above copyright |
6 | // notice, this list of conditions and the following disclaimer. |
7 | // * Redistributions in binary form must reproduce the above copyright |
8 | // notice, this list of conditions and the following disclaimer in the |
9 | // documentation and/or other materials provided with the distribution. |
10 | // * Neither the name of NVIDIA CORPORATION nor the names of its |
11 | // contributors may be used to endorse or promote products derived |
12 | // from this software without specific prior written permission. |
13 | // |
14 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY |
15 | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
16 | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
17 | // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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22 | // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 | // |
26 | // Copyright (c) 2008-2021 NVIDIA Corporation. All rights reserved. |
27 | // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. |
28 | // Copyright (c) 2001-2004 NovodeX AG. All rights reserved. |
29 | |
30 | |
31 | #ifndef PX_PHYSICS_NX_SPHERE_GEOMETRY |
32 | #define PX_PHYSICS_NX_SPHERE_GEOMETRY |
33 | /** \addtogroup geomutils |
34 | @{ |
35 | */ |
36 | #include "geometry/PxGeometry.h" |
37 | |
38 | #if !PX_DOXYGEN |
39 | namespace physx |
40 | { |
41 | #endif |
42 | |
43 | /** |
44 | \brief A class representing the geometry of a sphere. |
45 | |
46 | Spheres are defined by their radius. |
47 | \note The scaling of the sphere is expected to be baked into this value, there is no additional scaling parameter. |
48 | */ |
49 | class PxSphereGeometry : public PxGeometry |
50 | { |
51 | public: |
52 | PX_INLINE PxSphereGeometry() : PxGeometry(PxGeometryType::eSPHERE), radius(0) {} |
53 | PX_INLINE PxSphereGeometry(PxReal ir) : PxGeometry(PxGeometryType::eSPHERE), radius(ir) {} |
54 | |
55 | /** |
56 | \brief Returns true if the geometry is valid. |
57 | |
58 | \return True if the current settings are valid |
59 | |
60 | \note A valid sphere has radius > 0. |
61 | It is illegal to call PxRigidActor::createShape and PxPhysics::createShape with a sphere that has zero radius. |
62 | |
63 | @see PxRigidActor::createShape, PxPhysics::createShape |
64 | */ |
65 | PX_INLINE bool isValid() const; |
66 | |
67 | public: |
68 | |
69 | /** |
70 | \brief The radius of the sphere. |
71 | */ |
72 | PxReal radius; |
73 | }; |
74 | |
75 | |
76 | PX_INLINE bool PxSphereGeometry::isValid() const |
77 | { |
78 | if (mType != PxGeometryType::eSPHERE) |
79 | return false; |
80 | if (!PxIsFinite(f: radius)) |
81 | return false; |
82 | if (radius <= 0.0f) |
83 | return false; |
84 | |
85 | return true; |
86 | } |
87 | |
88 | #if !PX_DOXYGEN |
89 | } // namespace physx |
90 | #endif |
91 | |
92 | /** @} */ |
93 | #endif |
94 | |