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authorchai <chaifix@163.com>2019-03-19 23:06:27 +0800
committerchai <chaifix@163.com>2019-03-19 23:06:27 +0800
commit1497dccd63a84b7ee2b229b1ad9c5c02718f2a78 (patch)
treef8d1bff50da13e126d08c7345653e002e293202d /Source/3rdParty/Box2D/Collision/b2BroadPhase.cpp
parent5e2a973516e0729b225da9de0b03015dc5854ac4 (diff)
*rename
Diffstat (limited to 'Source/3rdParty/Box2D/Collision/b2BroadPhase.cpp')
-rw-r--r--Source/3rdParty/Box2D/Collision/b2BroadPhase.cpp119
1 files changed, 0 insertions, 119 deletions
diff --git a/Source/3rdParty/Box2D/Collision/b2BroadPhase.cpp b/Source/3rdParty/Box2D/Collision/b2BroadPhase.cpp
deleted file mode 100644
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--- a/Source/3rdParty/Box2D/Collision/b2BroadPhase.cpp
+++ /dev/null
@@ -1,119 +0,0 @@
-/*
-* 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.
-*/
-
-#include "Box2D/Collision/b2BroadPhase.h"
-
-b2BroadPhase::b2BroadPhase()
-{
- m_proxyCount = 0;
-
- m_pairCapacity = 16;
- m_pairCount = 0;
- m_pairBuffer = (b2Pair*)b2Alloc(m_pairCapacity * sizeof(b2Pair));
-
- m_moveCapacity = 16;
- m_moveCount = 0;
- m_moveBuffer = (int32*)b2Alloc(m_moveCapacity * sizeof(int32));
-}
-
-b2BroadPhase::~b2BroadPhase()
-{
- b2Free(m_moveBuffer);
- b2Free(m_pairBuffer);
-}
-
-int32 b2BroadPhase::CreateProxy(const b2AABB& aabb, void* userData)
-{
- int32 proxyId = m_tree.CreateProxy(aabb, userData);
- ++m_proxyCount;
- BufferMove(proxyId);
- return proxyId;
-}
-
-void b2BroadPhase::DestroyProxy(int32 proxyId)
-{
- UnBufferMove(proxyId);
- --m_proxyCount;
- m_tree.DestroyProxy(proxyId);
-}
-
-void b2BroadPhase::MoveProxy(int32 proxyId, const b2AABB& aabb, const b2Vec2& displacement)
-{
- bool buffer = m_tree.MoveProxy(proxyId, aabb, displacement);
- if (buffer)
- {
- BufferMove(proxyId);
- }
-}
-
-void b2BroadPhase::TouchProxy(int32 proxyId)
-{
- BufferMove(proxyId);
-}
-
-void b2BroadPhase::BufferMove(int32 proxyId)
-{
- if (m_moveCount == m_moveCapacity)
- {
- int32* oldBuffer = m_moveBuffer;
- m_moveCapacity *= 2;
- m_moveBuffer = (int32*)b2Alloc(m_moveCapacity * sizeof(int32));
- memcpy(m_moveBuffer, oldBuffer, m_moveCount * sizeof(int32));
- b2Free(oldBuffer);
- }
-
- m_moveBuffer[m_moveCount] = proxyId;
- ++m_moveCount;
-}
-
-void b2BroadPhase::UnBufferMove(int32 proxyId)
-{
- for (int32 i = 0; i < m_moveCount; ++i)
- {
- if (m_moveBuffer[i] == proxyId)
- {
- m_moveBuffer[i] = e_nullProxy;
- }
- }
-}
-
-// This is called from b2DynamicTree::Query when we are gathering pairs.
-bool b2BroadPhase::QueryCallback(int32 proxyId)
-{
- // A proxy cannot form a pair with itself.
- if (proxyId == m_queryProxyId)
- {
- return true;
- }
-
- // Grow the pair buffer as needed.
- if (m_pairCount == m_pairCapacity)
- {
- b2Pair* oldBuffer = m_pairBuffer;
- m_pairCapacity *= 2;
- m_pairBuffer = (b2Pair*)b2Alloc(m_pairCapacity * sizeof(b2Pair));
- memcpy(m_pairBuffer, oldBuffer, m_pairCount * sizeof(b2Pair));
- b2Free(oldBuffer);
- }
-
- m_pairBuffer[m_pairCount].proxyIdA = b2Min(proxyId, m_queryProxyId);
- m_pairBuffer[m_pairCount].proxyIdB = b2Max(proxyId, m_queryProxyId);
- ++m_pairCount;
-
- return true;
-}