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SIMD refactor

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This commit is contained in:
Jack Andersen
2018-12-07 15:49:15 -10:00
parent e1fa938127
commit 7c7da6671a
201 changed files with 2475 additions and 1906 deletions
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22
DataSpec/DNACommon/OBBTreeBuilder.cpp
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@@ -59,9 +59,9 @@ static FittedOBB BuildFromCovarianceMatrix(gmm::dense_matrix<float>& C,
r.normalize(); u.normalize(), f.normalize();
// set the rotation matrix using the eigvenvectors
ret.xf.basis[0][0]=r.x; ret.xf.basis[1][0]=u.x; ret.xf.basis[2][0]=f.x;
ret.xf.basis[0][1]=r.y; ret.xf.basis[1][1]=u.y; ret.xf.basis[2][1]=f.y;
ret.xf.basis[0][2]=r.z; ret.xf.basis[1][2]=u.z; ret.xf.basis[2][2]=f.z;
ret.xf.basis[0] = r;
ret.xf.basis[1] = u;
ret.xf.basis[2] = f;
// now build the bounding box extents in the rotated frame
zeus::CVector3f minim(1e10f, 1e10f, 1e10f), maxim(-1e10f, -1e10f, -1e10f);
@@ -115,11 +115,11 @@ static FittedOBB FitOBB(const ColMesh& mesh, const std::vector<int>& index)
Am += Ai;
// these bits set the c terms to Am*E[xx], Am*E[xy], Am*E[xz]....
cxx += ( 9.0*mui.x*mui.x + p.x*p.x + q.x*q.x + r.x*r.x )*(Ai/12.0);
cxy += ( 9.0*mui.x*mui.y + p.x*p.y + q.x*q.y + r.x*r.y )*(Ai/12.0);
cxz += ( 9.0*mui.x*mui.z + p.x*p.z + q.x*q.z + r.x*r.z )*(Ai/12.0);
cyy += ( 9.0*mui.y*mui.y + p.y*p.y + q.y*q.y + r.y*r.y )*(Ai/12.0);
cyz += ( 9.0*mui.y*mui.z + p.y*p.z + q.y*q.z + r.y*r.z )*(Ai/12.0);
cxx += ( 9.0*mui.x()*mui.x() + p.x()*p.x() + q.x()*q.x() + r.x()*r.x() )*(Ai/12.0);
cxy += ( 9.0*mui.x()*mui.y() + p.x()*p.y() + q.x()*q.y() + r.x()*r.y() )*(Ai/12.0);
cxz += ( 9.0*mui.x()*mui.z() + p.x()*p.z() + q.x()*q.z() + r.x()*r.z() )*(Ai/12.0);
cyy += ( 9.0*mui.y()*mui.y() + p.y()*p.y() + q.y()*q.y() + r.y()*r.y() )*(Ai/12.0);
cyz += ( 9.0*mui.y()*mui.z() + p.y()*p.z() + q.y()*q.z() + r.y()*r.z() )*(Ai/12.0);
}
if (zeus::close_enough(Am, 0.f))
@@ -131,8 +131,8 @@ static FittedOBB FitOBB(const ColMesh& mesh, const std::vector<int>& index)
cxx /= Am; cxy /= Am; cxz /= Am; cyy /= Am; cyz /= Am; czz /= Am;
// now subtract off the E[x]*E[x], E[x]*E[y], ... terms
cxx -= mu.x*mu.x; cxy -= mu.x*mu.y; cxz -= mu.x*mu.z;
cyy -= mu.y*mu.y; cyz -= mu.y*mu.z; czz -= mu.z*mu.z;
cxx -= mu.x()*mu.x(); cxy -= mu.x()*mu.y(); cxz -= mu.x()*mu.z();
cyy -= mu.y()*mu.y(); cyz -= mu.y()*mu.z(); czz -= mu.z()*mu.z();
// now build the covariance matrix
C(0,0)=cxx; C(0,1)=cxy; C(0,2)=cxz;
@@ -169,7 +169,7 @@ static std::unique_ptr<Node> RecursiveMakeNode(const ColMesh& mesh, const std::v
for (int i = 0; i < 3; ++i)
{
n->xf[i] = zeus::CVector4f{obb.xf.basis[i]};
n->xf[i].vec[3] = obb.xf.origin[i];
n->xf[i].simd[3] = float(obb.xf.origin[i]);
}
n->halfExtent = obb.he;