diff options
Diffstat (limited to 'indra/llmath')
| -rwxr-xr-x | indra/llmath/llmath.h | 1 | ||||
| -rwxr-xr-x | indra/llmath/lloctree.h | 15 |
2 files changed, 12 insertions, 4 deletions
diff --git a/indra/llmath/llmath.h b/indra/llmath/llmath.h index 29db799154..b730676b78 100755 --- a/indra/llmath/llmath.h +++ b/indra/llmath/llmath.h @@ -73,6 +73,7 @@ const F32 F_E = 2.71828182845904523536f; const F32 F_SQRT2 = 1.4142135623730950488016887242097f; const F32 F_SQRT3 = 1.73205080756888288657986402541f; const F32 OO_SQRT2 = 0.7071067811865475244008443621049f; +const F32 OO_SQRT3 = 0.577350269189625764509f; const F32 DEG_TO_RAD = 0.017453292519943295769236907684886f; const F32 RAD_TO_DEG = 57.295779513082320876798154814105f; const F32 F_APPROXIMATELY_ZERO = 0.00001f; diff --git a/indra/llmath/lloctree.h b/indra/llmath/lloctree.h index 02220c41d8..7b5240c651 100755 --- a/indra/llmath/lloctree.h +++ b/indra/llmath/lloctree.h @@ -36,6 +36,8 @@ extern U32 gOctreeMaxCapacity; +extern float gOctreeMinSize; + /*#define LL_OCTREE_PARANOIA_CHECK 0 #if LL_DARWIN #define LL_OCTREE_MAX_CAPACITY 32 @@ -106,6 +108,7 @@ public: : mParent((oct_node*)parent), mOctant(octant) { + llassert(size[0] >= gOctreeMinSize*0.5f); //always keep a NULL terminated list to avoid out of bounds exceptions in debug builds mData.push_back(NULL); mDataEnd = &mData[0]; @@ -213,7 +216,7 @@ public: F32 size = mSize[0]; F32 p_size = size * 2.f; - return (radius <= 0.001f && size <= 0.001f) || + return (radius <= gOctreeMinSize && size <= gOctreeMinSize) || (radius <= p_size && radius > size); } @@ -319,7 +322,7 @@ public: //is it here? if (isInside(data->getPositionGroup())) { - if ((getElementCount() < gOctreeMaxCapacity && contains(data->getBinRadius()) || + if (((getElementCount() < gOctreeMaxCapacity || getSize()[0] <= gOctreeMinSize) && contains(data->getBinRadius()) || (data->getBinRadius() > getSize()[0] && parent && parent->getElementCount() >= gOctreeMaxCapacity))) { //it belongs here mData.push_back(NULL); @@ -356,8 +359,9 @@ public: LLVector4a val; val.setSub(center, getCenter()); val.setAbs(val); - - S32 lt = val.lessThan(LLVector4a::getEpsilon()).getGatheredBits() & 0x7; + LLVector4a min_diff(gOctreeMinSize); + + S32 lt = val.lessThan(min_diff).getGatheredBits() & 0x7; if( lt == 0x7 ) { @@ -389,6 +393,7 @@ public: } #endif + llassert(size[0] >= gOctreeMinSize*0.5f); //make the new kid child = new LLOctreeNode<T>(center, size, this); addChild(child); @@ -796,6 +801,8 @@ public: this->setSize(size2); this->updateMinMax(); + llassert(size[0] >= gOctreeMinSize); + //copy our children to a new branch LLOctreeNode<T>* newnode = new LLOctreeNode<T>(center, size, this); |