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Some changes in rendering, to get shadows for trimeshes

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Add dynamic aabb tree (btDbvt) optimization for btCompoundShape/btCompoundCollisionAlgorithm
Add btTransformAabb util, todo: deploy it throughout the codebase
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erwin.coumans
2008-09-10 05:20:04 +00:00
parent aad1d574ef
commit 93d1d24234
10 changed files with 773 additions and 572 deletions
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15
src/BulletCollision/CollisionShapes/btBoxShape.cpp
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@@ -21,20 +21,7 @@ subject to the following restrictions:
void btBoxShape::getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const
{
btVector3 halfExtents = getHalfExtentsWithoutMargin();
halfExtents += btVector3(getMargin(),getMargin(),getMargin());
btMatrix3x3 abs_b = t.getBasis().absolute();
btPoint3 center = t.getOrigin();
btVector3 extent = btVector3(abs_b[0].dot(halfExtents),
abs_b[1].dot(halfExtents),
abs_b[2].dot(halfExtents));
aabbMin = center - extent;
aabbMax = center + extent;
btTransformAabb(getHalfExtentsWithoutMargin(),getMargin(),t,aabbMin,aabbMax);
}