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-add set...() methods and their documentation; remove Generic

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-use row-major traversal when the number of columns is fixed
 and the number of rows is dynamic
-other minor changes
This commit is contained in:
Benoit Jacob
2008-01-11 15:08:04 +00:00
parent aae0667e1e
commit e092cbc75c
20 changed files with 112 additions and 26 deletions
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28
Eigen/src/Core/OperatorEquals.h
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@@ -106,27 +106,45 @@ Derived& MatrixBase<Scalar, Derived>
if(Traits::IsVectorAtCompileTime && OtherDerived::Traits::IsVectorAtCompileTime)
// copying a vector expression into a vector
{
assert(coeffs() == other.coeffs());
assert(size() == other.size());
if(EIGEN_UNROLLED_LOOPS && Traits::SizeAtCompileTime != Dynamic && Traits::SizeAtCompileTime <= 25)
VectorOperatorEqualsUnroller
<Derived, OtherDerived, Traits::SizeAtCompileTime>::run
(*static_cast<Derived*>(this), *static_cast<const OtherDerived*>(&other));
else
for(int i = 0; i < coeffs(); i++)
for(int i = 0; i < size(); i++)
coeffRef(i) = other.coeff(i);
return *static_cast<Derived*>(this);
}
else // copying a matrix expression into a matrix
{
assert(rows() == other.rows() && cols() == other.cols());
if(EIGEN_UNROLLED_LOOPS && Traits::SizeAtCompileTime != Dynamic && Traits::SizeAtCompileTime <= 25)
if(EIGEN_UNROLLED_LOOPS
&& Traits::SizeAtCompileTime != Dynamic
&& Traits::SizeAtCompileTime <= 25)
{
MatrixOperatorEqualsUnroller
<Derived, OtherDerived, Traits::SizeAtCompileTime>::run
(*static_cast<Derived*>(this), *static_cast<const OtherDerived*>(&other));
}
else
for(int j = 0; j < cols(); j++)
{
if(Traits::ColsAtCompileTime == Dynamic || Traits::RowsAtCompileTime != Dynamic)
{
// traverse in column-major order
for(int j = 0; j < cols(); j++)
for(int i = 0; i < rows(); i++)
coeffRef(i, j) = other.coeff(i, j);
}
else
{
// traverse in row-major order
// in order to allow the compiler to unroll the inner loop
for(int i = 0; i < rows(); i++)
coeffRef(i, j) = other.coeff(i, j);
for(int j = 0; j < cols(); j++)
coeffRef(i, j) = other.coeff(i, j);
}
}
return *static_cast<Derived*>(this);
}
}