b2EdgeShape.h
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00001 /*
00002 * Copyright (c) 2006-2010 Erin Catto http://www.box2d.org
00003 *
00004 * This software is provided 'as-is', without any express or implied
00005 * warranty.  In no event will the authors be held liable for any damages
00006 * arising from the use of this software.
00007 * Permission is granted to anyone to use this software for any purpose,
00008 * including commercial applications, and to alter it and redistribute it
00009 * freely, subject to the following restrictions:
00010 * 1. The origin of this software must not be misrepresented; you must not
00011 * claim that you wrote the original software. If you use this software
00012 * in a product, an acknowledgment in the product documentation would be
00013 * appreciated but is not required.
00014 * 2. Altered source versions must be plainly marked as such, and must not be
00015 * misrepresented as being the original software.
00016 * 3. This notice may not be removed or altered from any source distribution.
00017 */
00018 
00019 #ifndef B2_EDGE_SHAPE_H
00020 #define B2_EDGE_SHAPE_H
00021 
00022 #include <Box2D/Collision/Shapes/b2Shape.h>
00023 
00027 class b2EdgeShape : public b2Shape
00028 {
00029 public:
00030         b2EdgeShape();
00031 
00033         void Set(const b2Vec2& v1, const b2Vec2& v2);
00034 
00036         b2Shape* Clone(b2BlockAllocator* allocator) const;
00037 
00039         int32 GetChildCount() const;
00040 
00042         bool TestPoint(const b2Transform& transform, const b2Vec2& p) const;
00043 
00045         bool RayCast(b2RayCastOutput* output, const b2RayCastInput& input,
00046                                 const b2Transform& transform, int32 childIndex) const;
00047 
00049         void ComputeAABB(b2AABB* aabb, const b2Transform& transform, int32 childIndex) const;
00050 
00052         void ComputeMass(b2MassData* massData, float32 density) const;
00053         
00055         b2Vec2 m_vertex1, m_vertex2;
00056 
00058         b2Vec2 m_vertex0, m_vertex3;
00059         bool m_hasVertex0, m_hasVertex3;
00060 };
00061 
00062 inline b2EdgeShape::b2EdgeShape()
00063 {
00064         m_type = e_edge;
00065         m_radius = b2_polygonRadius;
00066         m_vertex0.x = 0.0f;
00067         m_vertex0.y = 0.0f;
00068         m_vertex3.x = 0.0f;
00069         m_vertex3.y = 0.0f;
00070         m_hasVertex0 = false;
00071         m_hasVertex3 = false;
00072 }
00073 
00074 #endif


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autogenerated on Thu Jun 6 2019 22:08:34