25bd5d8adb
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"
94 lines
2.4 KiB
C++
94 lines
2.4 KiB
C++
/*
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* Copyright (c) 2006-2009 Erin Catto http://www.box2d.org
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef B2_ISLAND_H
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#define B2_ISLAND_H
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#include "../Common/b2Math.h"
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#include "b2Body.h"
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#include "b2TimeStep.h"
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class b2Contact;
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class b2Joint;
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class b2StackAllocator;
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class b2ContactListener;
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struct b2ContactVelocityConstraint;
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struct b2Profile;
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/// This is an internal class.
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class b2Island
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{
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public:
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b2Island(int32 bodyCapacity, int32 contactCapacity, int32 jointCapacity,
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b2StackAllocator* allocator, b2ContactListener* listener);
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~b2Island();
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void Clear()
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{
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m_bodyCount = 0;
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m_contactCount = 0;
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m_jointCount = 0;
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}
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void Solve(b2Profile* profile, const b2TimeStep& step, const b2Vec2& gravity, bool allowSleep);
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void SolveTOI(const b2TimeStep& subStep, int32 toiIndexA, int32 toiIndexB);
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void Add(b2Body* body)
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{
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b2Assert(m_bodyCount < m_bodyCapacity);
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body->m_islandIndex = m_bodyCount;
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m_bodies[m_bodyCount] = body;
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++m_bodyCount;
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}
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void Add(b2Contact* contact)
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{
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b2Assert(m_contactCount < m_contactCapacity);
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m_contacts[m_contactCount++] = contact;
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}
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void Add(b2Joint* joint)
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{
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b2Assert(m_jointCount < m_jointCapacity);
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m_joints[m_jointCount++] = joint;
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}
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void Report(const b2ContactVelocityConstraint* constraints);
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b2StackAllocator* m_allocator;
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b2ContactListener* m_listener;
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b2Body** m_bodies;
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b2Contact** m_contacts;
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b2Joint** m_joints;
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b2Position* m_positions;
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b2Velocity* m_velocities;
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int32 m_bodyCount;
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int32 m_jointCount;
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int32 m_contactCount;
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int32 m_bodyCapacity;
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int32 m_contactCapacity;
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int32 m_jointCapacity;
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};
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#endif
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