diff options
Diffstat (limited to 'Source/external/Box2D/Dynamics/Contacts/b2EdgeAndPolygonContact.cpp')
-rw-r--r-- | Source/external/Box2D/Dynamics/Contacts/b2EdgeAndPolygonContact.cpp | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/Source/external/Box2D/Dynamics/Contacts/b2EdgeAndPolygonContact.cpp b/Source/external/Box2D/Dynamics/Contacts/b2EdgeAndPolygonContact.cpp new file mode 100644 index 0000000..6fab3f7 --- /dev/null +++ b/Source/external/Box2D/Dynamics/Contacts/b2EdgeAndPolygonContact.cpp @@ -0,0 +1,49 @@ +/* +* Copyright (c) 2006-2010 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. +*/ + +#include "Box2D/Dynamics/Contacts/b2EdgeAndPolygonContact.h" +#include "Box2D/Common/b2BlockAllocator.h" +#include "Box2D/Dynamics/b2Fixture.h" + +#include <new> + +b2Contact* b2EdgeAndPolygonContact::Create(b2Fixture* fixtureA, int32, b2Fixture* fixtureB, int32, b2BlockAllocator* allocator) +{ + void* mem = allocator->Allocate(sizeof(b2EdgeAndPolygonContact)); + return new (mem) b2EdgeAndPolygonContact(fixtureA, fixtureB); +} + +void b2EdgeAndPolygonContact::Destroy(b2Contact* contact, b2BlockAllocator* allocator) +{ + ((b2EdgeAndPolygonContact*)contact)->~b2EdgeAndPolygonContact(); + allocator->Free(contact, sizeof(b2EdgeAndPolygonContact)); +} + +b2EdgeAndPolygonContact::b2EdgeAndPolygonContact(b2Fixture* fixtureA, b2Fixture* fixtureB) +: b2Contact(fixtureA, 0, fixtureB, 0) +{ + b2Assert(m_fixtureA->GetType() == b2Shape::e_edge); + b2Assert(m_fixtureB->GetType() == b2Shape::e_polygon); +} + +void b2EdgeAndPolygonContact::Evaluate(b2Manifold* manifold, const b2Transform& xfA, const b2Transform& xfB) +{ + b2CollideEdgeAndPolygon( manifold, + (b2EdgeShape*)m_fixtureA->GetShape(), xfA, + (b2PolygonShape*)m_fixtureB->GetShape(), xfB); +} |