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Reorganise of file naming

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Peter Boyle
2015-06-03 12:47:05 +01:00
parent 6cb38dc5dc
commit f9b070d64d
75 changed files with 85 additions and 231 deletions
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125
lib/tensors/Tensor_peek.h Normal file
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#ifndef GRID_MATH_PEEK_H
#define GRID_MATH_PEEK_H
namespace Grid {
//////////////////////////////////////////////////////////////////////////////
// Peek on a specific index; returns a scalar in that index, tensor inherits rest
//////////////////////////////////////////////////////////////////////////////
// If we hit the right index, return scalar with no further recursion
//template<int Level> inline ComplexF peekIndex(const ComplexF arg) { return arg;}
//template<int Level> inline ComplexD peekIndex(const ComplexD arg) { return arg;}
//template<int Level> inline RealF peekIndex(const RealF arg) { return arg;}
//template<int Level> inline RealD peekIndex(const RealD arg) { return arg;}
// Scalar peek, no indices
template<int Level,class vtype,typename std::enable_if< iScalar<vtype>::TensorLevel == Level >::type * =nullptr> inline
auto peekIndex(const iScalar<vtype> &arg) -> iScalar<vtype>
{
return arg;
}
// Vector peek, one index
template<int Level,class vtype,int N,typename std::enable_if< iScalar<vtype>::TensorLevel == Level >::type * =nullptr> inline
auto peekIndex(const iVector<vtype,N> &arg,int i) -> iScalar<vtype> // Index matches
{
iScalar<vtype> ret; // return scalar
ret._internal = arg._internal[i];
return ret;
}
// Matrix peek, two indices
template<int Level,class vtype,int N,typename std::enable_if< iScalar<vtype>::TensorLevel == Level >::type * =nullptr> inline
auto peekIndex(const iMatrix<vtype,N> &arg,int i,int j) -> iScalar<vtype>
{
iScalar<vtype> ret; // return scalar
ret._internal = arg._internal[i][j];
return ret;
}
/////////////
// No match peek for scalar,vector,matrix must forward on either 0,1,2 args. Must have 9 routines with notvalue
/////////////
// scalar
template<int Level,class vtype,typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iScalar<vtype> &arg) -> iScalar<decltype(peekIndex<Level>(arg._internal))>
{
iScalar<decltype(peekIndex<Level>(arg._internal))> ret;
ret._internal= peekIndex<Level>(arg._internal);
return ret;
}
template<int Level,class vtype, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iScalar<vtype> &arg,int i) -> iScalar<decltype(peekIndex<Level>(arg._internal,i))>
{
iScalar<decltype(peekIndex<Level>(arg._internal,i))> ret;
ret._internal=peekIndex<Level>(arg._internal,i);
return ret;
}
template<int Level,class vtype, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iScalar<vtype> &arg,int i,int j) -> iScalar<decltype(peekIndex<Level>(arg._internal,i,j))>
{
iScalar<decltype(peekIndex<Level>(arg._internal,i,j))> ret;
ret._internal=peekIndex<Level>(arg._internal,i,j);
return ret;
}
// vector
template<int Level,class vtype,int N, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iVector<vtype,N> &arg) -> iVector<decltype(peekIndex<Level>(arg._internal[0])),N>
{
iVector<decltype(peekIndex<Level>(arg._internal[0])),N> ret;
for(int ii=0;ii<N;ii++){
ret._internal[ii]=peekIndex<Level>(arg._internal[ii]);
}
return ret;
}
template<int Level,class vtype,int N, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iVector<vtype,N> &arg,int i) -> iVector<decltype(peekIndex<Level>(arg._internal[0],i)),N>
{
iVector<decltype(peekIndex<Level>(arg._internal[0],i)),N> ret;
for(int ii=0;ii<N;ii++){
ret._internal[ii]=peekIndex<Level>(arg._internal[ii],i);
}
return ret;
}
template<int Level,class vtype,int N, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iVector<vtype,N> &arg,int i,int j) -> iVector<decltype(peekIndex<Level>(arg._internal[0],i,j)),N>
{
iVector<decltype(peekIndex<Level>(arg._internal[0],i,j)),N> ret;
for(int ii=0;ii<N;ii++){
ret._internal[ii]=peekIndex<Level>(arg._internal[ii],i,j);
}
return ret;
}
// matrix
template<int Level,class vtype,int N, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iMatrix<vtype,N> &arg) -> iMatrix<decltype(peekIndex<Level>(arg._internal[0][0])),N>
{
iMatrix<decltype(peekIndex<Level>(arg._internal[0][0])),N> ret;
for(int ii=0;ii<N;ii++){
for(int jj=0;jj<N;jj++){
ret._internal[ii][jj]=peekIndex<Level>(arg._internal[ii][jj]);// Could avoid this because peeking a scalar is dumb
}}
return ret;
}
template<int Level,class vtype,int N, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iMatrix<vtype,N> &arg,int i) -> iMatrix<decltype(peekIndex<Level>(arg._internal[0][0],i)),N>
{
iMatrix<decltype(peekIndex<Level>(arg._internal[0][0],i)),N> ret;
for(int ii=0;ii<N;ii++){
for(int jj=0;jj<N;jj++){
ret._internal[ii][jj]=peekIndex<Level>(arg._internal[ii][jj],i);
}}
return ret;
}
template<int Level,class vtype,int N, typename std::enable_if< iScalar<vtype>::TensorLevel != Level >::type * =nullptr> inline
auto peekIndex(const iMatrix<vtype,N> &arg,int i,int j) -> iMatrix<decltype(peekIndex<Level>(arg._internal[0][0],i,j)),N>
{
iMatrix<decltype(peekIndex<Level>(arg._internal[0][0],i,j)),N> ret;
for(int ii=0;ii<N;ii++){
for(int jj=0;jj<N;jj++){
ret._internal[ii][jj]=peekIndex<Level>(arg._internal[ii][jj],i,j);
}}
return ret;
}
}
#endif