LLVector4a LLDriverParam::getVertexDistortion(S32 index, LLPolyMesh *poly_mesh)
{
LLVector4a sum;
sum.clear();
for( entry_list_t::iterator iter = mDriven.begin(); iter != mDriven.end(); iter++ )
{
LLDrivenEntry* driven = &(*iter);
sum.add(driven->mParam->getVertexDistortion( index, poly_mesh ));
}
return sum;
}
const LLVector4a &LLDriverParam::getAvgDistortion()
{
// It's not actually correct to take the average of averages, but it good enough here.
LLVector4a sum;
sum.clear();
S32 count = 0;
for( entry_list_t::iterator iter = mDriven.begin(); iter != mDriven.end(); iter++ )
{
LLDrivenEntry* driven = &(*iter);
sum.add(driven->mParam->getAvgDistortion());
count++;
}
sum.mul( 1.f/(F32)count);
mDefaultVec = sum;
return mDefaultVec;
}
LLCamera LLSpatialBridge::transformCamera(LLCamera& camera)
{
LLCamera ret = camera;
LLXformMatrix* mat = mDrawable->getXform();
const LLVector4a& center = mat->getWorldMatrix().getRow<3>();
LLQuaternion2 invRot;
invRot.setConjugate( LLQuaternion2(mat->getRotation()) );
LLVector4a delta;
delta.load3(ret.getOrigin().mV);
delta.sub(center);
LLVector4a lookAt;
lookAt.load3(ret.getAtAxis().mV);
LLVector4a up_axis;
up_axis.load3(ret.getUpAxis().mV);
LLVector4a left_axis;
left_axis.load3(ret.getLeftAxis().mV);
delta.setRotated(invRot, delta);
lookAt.setRotated(invRot, lookAt);
up_axis.setRotated(invRot, up_axis);
left_axis.setRotated(invRot, left_axis);
if (!delta.isFinite3())
{
delta.clear();
}
ret.setOrigin(LLVector3(delta.getF32ptr()));
ret.setAxes(LLVector3(lookAt.getF32ptr()), LLVector3(left_axis.getF32ptr()), LLVector3(up_axis.getF32ptr()));
return ret;
}