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+ Internal improvements for collision shapes

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1) add AabbCaching versions of btPolyhedralConvexShape and btMultiSphereShape (this speeds up btMultiSphereShape 'getAabb', and reduces size of btBoxShape)
2) btCylinderShape doesn't derive from btBoxShape anymore
+ Minor fixes in drawing for btMultiSphereShape, btBoxShape.
+ Don't re-generate btDebugFont every frame
+ Disabled velocity prediction for btDbvtBroadphase. Previous default can be restored using btDbvtBroadphase->setVelocityPrediction(1./2.);
This commit is contained in:
erwin.coumans
2009-05-22 01:03:45 +00:00
parent c680791ce9
commit 2f1014268b
25 changed files with 380 additions and 90 deletions
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7
src/BulletCollision/BroadphaseCollision/btDbvtBroadphase.cpp
View File

@@ -1,6 +1,6 @@
/*
Bullet Continuous Collision Detection and Physics Library
Copyright (c) 2003-2007 Erwin Coumans http://continuousphysics.com/Bullet/
Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.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.
@@ -12,6 +12,7 @@ subject to the following restrictions:
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.
*/
///btDbvtBroadphase implementation by Nathanael Presson
#include "btDbvtBroadphase.h"
@@ -123,7 +124,7 @@ btDbvtBroadphase::btDbvtBroadphase(btOverlappingPairCache* paircache)
m_deferedcollide = false;
m_needcleanup = true;
m_releasepaircache = (paircache!=0)?false:true;
m_prediction = 1/(btScalar)2;
m_prediction = 0;
m_stageCurrent = 0;
m_fixedleft = 0;
m_fupdates = 1;
@@ -249,6 +250,7 @@ void btDbvtBroadphase::rayTest(const btVector3& rayFrom,const btVector3& rayTo,
}
//
void btDbvtBroadphase::setAabb( btBroadphaseProxy* absproxy,
const btVector3& aabbMin,
@@ -571,7 +573,6 @@ void btDbvtBroadphase::resetPool(btDispatcher* dispatcher)
m_deferedcollide = false;
m_needcleanup = true;
m_prediction = 1/(btScalar)2;
m_stageCurrent = 0;
m_fixedleft = 0;
m_fupdates = 1;

13
src/BulletCollision/BroadphaseCollision/btDbvtBroadphase.h
View File

@@ -1,6 +1,6 @@
/*
Bullet Continuous Collision Detection and Physics Library
Copyright (c) 2003-2007 Erwin Coumans http://continuousphysics.com/Bullet/
Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.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.
@@ -12,6 +12,7 @@ subject to the following restrictions:
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.
*/
///btDbvtBroadphase implementation by Nathanael Presson
#ifndef BT_DBVT_BROADPHASE_H
#define BT_DBVT_BROADPHASE_H
@@ -115,7 +116,15 @@ struct btDbvtBroadphase : btBroadphaseInterface
void printStats();
static void benchmark(btBroadphaseInterface*);
void setVelocityPrediction(btScalar prediction)
{
m_prediction = prediction;
}
btScalar getVelocityPrediction() const
{
return m_prediction;
}
void performDeferredRemoval(btDispatcher* dispatcher);
///reset broadphase internal structures, to ensure determinism/reproducability