paulxstretch/deps/juce/modules/juce_box2d/box2d/Collision/Shapes/b2CircleShape.h
essej 25bd5d8adb git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo:
  subdir:   "deps/juce"
  merged:   "b13f9084e"
upstream:
  origin:   "https://github.com/essej/JUCE.git"
  branch:   "sono6good"
  commit:   "b13f9084e"
git-subrepo:
  version:  "0.4.3"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "2f68596"
2022-04-18 17:51:22 -04:00

92 lines
2.6 KiB
C++

/*
* Copyright (c) 2006-2009 Erin Catto http://www.box2d.org
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
#ifndef B2_CIRCLE_SHAPE_H
#define B2_CIRCLE_SHAPE_H
#include "b2Shape.h"
/// A circle shape.
class b2CircleShape : public b2Shape
{
public:
b2CircleShape();
/// Implement b2Shape.
b2Shape* Clone(b2BlockAllocator* allocator) const;
/// @see b2Shape::GetChildCount
juce::int32 GetChildCount() const;
/// Implement b2Shape.
bool TestPoint(const b2Transform& transform, const b2Vec2& p) const;
/// Implement b2Shape.
bool RayCast(b2RayCastOutput* output, const b2RayCastInput& input,
const b2Transform& transform, juce::int32 childIndex) const;
/// @see b2Shape::ComputeAABB
void ComputeAABB(b2AABB* aabb, const b2Transform& transform, juce::int32 childIndex) const;
/// @see b2Shape::ComputeMass
void ComputeMass(b2MassData* massData, float32 density) const;
/// Get the supporting vertex index in the given direction.
juce::int32 GetSupport(const b2Vec2& d) const;
/// Get the supporting vertex in the given direction.
const b2Vec2& GetSupportVertex(const b2Vec2& d) const;
/// Get the vertex count.
juce::int32 GetVertexCount() const { return 1; }
/// Get a vertex by index. Used by b2Distance.
const b2Vec2& GetVertex(juce::int32 index) const;
/// Position
b2Vec2 m_p;
};
inline b2CircleShape::b2CircleShape()
{
m_type = e_circle;
m_radius = 0.0f;
m_p.SetZero();
}
inline juce::int32 b2CircleShape::GetSupport(const b2Vec2 &d) const
{
B2_NOT_USED(d);
return 0;
}
inline const b2Vec2& b2CircleShape::GetSupportVertex(const b2Vec2 &d) const
{
B2_NOT_USED(d);
return m_p;
}
inline const b2Vec2& b2CircleShape::GetVertex(juce::int32 index) const
{
B2_NOT_USED(index);
b2Assert(index == 0);
return m_p;
}
#endif