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Replace all hardcoded 1e30(f) by BT_LARGE_FLOAT, defined in btScalar.h as 1e18(f) so that its square still fits in FLT_MAX

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Thanks to Ole K. for reporting! http://code.google.com/p/bullet/issues/detail?id=206
This commit is contained in:
erwin.coumans
2009-05-23 02:15:54 +00:00
parent 1e11223f6b
commit badf723257
51 changed files with 127 additions and 124 deletions
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4
src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuCollisionShapes.cpp
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@@ -136,7 +136,7 @@ btVector3 localGetSupportingVertexWithoutMargin(int shapeType, void* shape, cons
btScalar radius = capsuleShape->getRadius();
btVector3 supVec(0,0,0);
btScalar maxDot(btScalar(-1e30));
btScalar maxDot(btScalar(-BT_LARGE_FLOAT));
btVector3 vec = vec0;
btScalar lenSqr = vec.length2();
@@ -230,7 +230,7 @@ btVector3 localGetSupportingVertexWithoutMargin(int shapeType, void* shape, cons
// spu_printf("numPoints = %d\n",numPoints);
int ptIndex = 0;
btScalar newDot,maxDot = btScalar(-1e30);
btScalar newDot,maxDot = btScalar(-BT_LARGE_FLOAT);
btVector3 vec0(localDir.getX(),localDir.getY(),localDir.getZ());
btVector3 vec = vec0;

2
src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuContactResult.h
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@@ -56,7 +56,7 @@ struct SpuCollisionPairInput
struct SpuClosestPointInput
{
SpuClosestPointInput()
:m_maximumDistanceSquared(float(1e30)),
:m_maximumDistanceSquared(float(BT_LARGE_FLOAT)),
m_stackAlloc(0)
{
}

2
src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuGatheringCollisionTask.cpp
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@@ -1081,7 +1081,7 @@ void processCollisionTask(void* userPtr, void* lsMemPtr)
SpuBridgeContactCollector bridgeOutput(spuContacts);
btDiscreteCollisionDetectorInterface::ClosestPointInput input;
input.m_maximumDistanceSquared = 1e30f;
input.m_maximumDistanceSquared = BT_LARGE_FLOAT;
input.m_transformA = collisionPairInput.m_worldTransform0;
input.m_transformB = collisionPairInput.m_worldTransform1;

4
src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuMinkowskiPenetrationDepthSolver.cpp
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@@ -112,7 +112,7 @@ bool SpuMinkowskiPenetrationDepthSolver::calcPenDepth( SpuVoronoiSimplexSolver&
};
//just take fixed number of orientation, and sample the penetration depth in that direction
btScalar minProj = btScalar(1e30);
btScalar minProj = btScalar(BT_LARGE_FLOAT);
btVector3 minNorm;
btVector3 minVertex;
btVector3 minA,minB;
@@ -309,7 +309,7 @@ bool SpuMinkowskiPenetrationDepthSolver::calcPenDepth( SpuVoronoiSimplexSolver&
input.m_transformA = displacedTrans;
input.m_transformB = transB;
input.m_maximumDistanceSquared = btScalar(1e30);//minProj;
input.m_maximumDistanceSquared = btScalar(BT_LARGE_FLOAT);//minProj;
btIntermediateResult res;
gjkdet.getClosestPoints(input,res);

2
src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuVoronoiSimplexSolver.cpp
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@@ -69,7 +69,7 @@ void SpuVoronoiSimplexSolver::reset()
m_cachedValidClosest = false;
m_numVertices = 0;
m_needsUpdate = true;
m_lastW = btVector3(btScalar(1e30),btScalar(1e30),btScalar(1e30));
m_lastW = btVector3(btScalar(BT_LARGE_FLOAT),btScalar(BT_LARGE_FLOAT),btScalar(BT_LARGE_FLOAT));
m_cachedBC.reset();
}