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-rwxr-xr-xindra/newview/llface.cpp112
1 files changed, 38 insertions, 74 deletions
diff --git a/indra/newview/llface.cpp b/indra/newview/llface.cpp
index f021f4ed0f..9b2b778677 100755
--- a/indra/newview/llface.cpp
+++ b/indra/newview/llface.cpp
@@ -768,7 +768,7 @@ bool less_than_max_mag(const LLVector4a& vec)
}
BOOL LLFace::genVolumeBBoxes(const LLVolume &volume, S32 f,
- const LLMatrix4& mat_vert_in, const LLMatrix3& mat_normal_in, BOOL global_volume)
+ const LLMatrix4& mat_vert_in, BOOL global_volume)
{
//get bounding box
if (mDrawablep->isState(LLDrawable::REBUILD_VOLUME | LLDrawable::REBUILD_POSITION | LLDrawable::REBUILD_RIGGED))
@@ -777,10 +777,6 @@ BOOL LLFace::genVolumeBBoxes(const LLVolume &volume, S32 f,
LLMatrix4a mat_vert;
mat_vert.loadu(mat_vert_in);
- LLMatrix4a mat_normal;
- mat_normal.loadu(mat_normal_in);
-
- //VECTORIZE THIS
LLVector4a min,max;
if (f >= volume.getNumVolumeFaces())
@@ -797,100 +793,68 @@ BOOL LLFace::genVolumeBBoxes(const LLVolume &volume, S32 f,
llassert(less_than_max_mag(max));
//min, max are in volume space, convert to drawable render space
- LLVector4a center;
- LLVector4a t;
- t.setAdd(min, max);
- t.mul(0.5f);
- mat_vert.affineTransform(t, center);
- LLVector4a size;
- size.setSub(max, min);
- size.mul(0.5f);
- llassert(less_than_max_mag(min));
- llassert(less_than_max_mag(max));
+ //get 8 corners of bounding box
+ LLVector4Logical mask[6];
- if (!global_volume)
+ for (U32 i = 0; i < 6; ++i)
{
- //VECTORIZE THIS
- LLVector4a scale;
- scale.load3(mDrawablep->getVObj()->getScale().mV);
- size.mul(scale);
+ mask[i].clear();
}
- // Catch potential badness from normalization before it happens
- //
- llassert(mat_normal.mMatrix[0].isFinite3() && (mat_normal.mMatrix[0].dot3(mat_normal.mMatrix[0]).getF32() > F_APPROXIMATELY_ZERO));
- llassert(mat_normal.mMatrix[1].isFinite3() && (mat_normal.mMatrix[1].dot3(mat_normal.mMatrix[1]).getF32() > F_APPROXIMATELY_ZERO));
- llassert(mat_normal.mMatrix[2].isFinite3() && (mat_normal.mMatrix[2].dot3(mat_normal.mMatrix[2]).getF32() > F_APPROXIMATELY_ZERO));
-
- mat_normal.mMatrix[0].normalize3fast();
- mat_normal.mMatrix[1].normalize3fast();
- mat_normal.mMatrix[2].normalize3fast();
+ mask[0].setElement<2>(); //001
+ mask[1].setElement<1>(); //010
+ mask[2].setElement<1>(); //011
+ mask[2].setElement<2>();
+ mask[3].setElement<0>(); //100
+ mask[4].setElement<0>(); //101
+ mask[4].setElement<2>();
+ mask[5].setElement<0>(); //110
+ mask[5].setElement<1>();
- LLVector4a v[4];
+ LLVector4a v[8];
- //get 4 corners of bounding box
- mat_normal.rotate(size,v[0]);
+ v[6] = min;
+ v[7] = max;
- //VECTORIZE THIS
- LLVector4a scale;
-
- scale.set(-1.f, -1.f, 1.f);
- scale.mul(size);
- mat_normal.rotate(scale, v[1]);
-
- scale.set(1.f, -1.f, -1.f);
- scale.mul(size);
- mat_normal.rotate(scale, v[2]);
-
- scale.set(-1.f, 1.f, -1.f);
- scale.mul(size);
- mat_normal.rotate(scale, v[3]);
+ for (U32 i = 0; i < 6; ++i)
+ {
+ v[i].setSelectWithMask(mask[i], min, max);
+ }
+
+ LLVector4a tv[8];
+ //transform bounding box into drawable space
+ for (U32 i = 0; i < 8; ++i)
+ {
+ mat_vert.affineTransform(v[i], tv[i]);
+ }
+
+ //find bounding box
LLVector4a& newMin = mExtents[0];
LLVector4a& newMax = mExtents[1];
-
- newMin = newMax = center;
-
- llassert(less_than_max_mag(center));
-
- for (U32 i = 0; i < 4; i++)
- {
- LLVector4a delta;
- delta.setAbs(v[i]);
- LLVector4a min;
- min.setSub(center, delta);
- LLVector4a max;
- max.setAdd(center, delta);
- newMin.setMin(newMin,min);
- newMax.setMax(newMax,max);
+ newMin = newMax = tv[0];
- llassert(less_than_max_mag(newMin));
- llassert(less_than_max_mag(newMax));
+ for (U32 i = 1; i < 8; ++i)
+ {
+ newMin.setMin(newMin, tv[i]);
+ newMax.setMax(newMax, tv[i]);
}
if (!mDrawablep->isActive())
- {
+ { // Shift position for region
LLVector4a offset;
offset.load3(mDrawablep->getRegion()->getOriginAgent().mV);
newMin.add(offset);
newMax.add(offset);
-
- llassert(less_than_max_mag(newMin));
- llassert(less_than_max_mag(newMax));
}
- t.setAdd(newMin, newMax);
+ LLVector4a t;
+ t.setAdd(newMin,newMax);
t.mul(0.5f);
- llassert(less_than_max_mag(t));
-
- //VECTORIZE THIS
mCenterLocal.set(t.getF32ptr());
-
- llassert(less_than_max_mag(newMin));
- llassert(less_than_max_mag(newMax));
t.setSub(newMax,newMin);
mBoundingSphereRadius = t.getLength3().getF32()*0.5f;