JointType.cpp
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1 /*
2  * Original work Copyright (c) 2006-2007 Erin Catto http://www.box2d.org
3  * Modified work Copyright (c) 2017 Louis Langholtz https://github.com/louis-langholtz/PlayRho
4  *
5  * This software is provided 'as-is', without any express or implied
6  * warranty. In no event will the authors be held liable for any damages
7  * arising from the use of this software.
8  *
9  * Permission is granted to anyone to use this software for any purpose,
10  * including commercial applications, and to alter it and redistribute it
11  * freely, subject to the following restrictions:
12  *
13  * 1. The origin of this software must not be misrepresented; you must not
14  * claim that you wrote the original software. If you use this software
15  * in a product, an acknowledgment in the product documentation would be
16  * appreciated but is not required.
17  * 2. Altered source versions must be plainly marked as such, and must not be
18  * misrepresented as being the original software.
19  * 3. This notice may not be removed or altered from any source distribution.
20  */
21 
22 #include <PlayRho/Dynamics/Joints/Joint.hpp>
23 #include <PlayRho/Dynamics/Joints/TypeJointVisitor.hpp>
24 
25 namespace playrho {
26 namespace d2 {
27 
28 JointType GetType(const Joint& joint) noexcept
29 {
30  auto visitor = TypeJointVisitor{};
31  joint.Accept(visitor);
32  return visitor.GetType().value_or(JointType::Unknown);
33 }
34 
35 const char* ToString(JointType type) noexcept
36 {
37  switch (type)
38  {
39  case JointType::Revolute: return "Revolute";
40  case JointType::Prismatic: return "Prismatic";
41  case JointType::Distance: return "Distance";
42  case JointType::Pulley: return "Pulley";
43  case JointType::Target: return "Target";
44  case JointType::Gear: return "Gear";
45  case JointType::Wheel: return "Wheel";
46  case JointType::Weld: return "Weld";
47  case JointType::Friction: return "Friction";
48  case JointType::Rope: return "Rope";
49  case JointType::Motor: return "Motor";
50  case JointType::Unknown: break;
51  }
52  assert(type == JointType::Unknown);
53  return "Unknown";
54 }
55 
56 } // namespace d2
57 } // namespace playrho