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/*
* Copyright (c) 2009 Samit Basu
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "Array.hpp"
#include "GetSet.hpp"
#include <QStringList>
#include "Struct.hpp"
#include "Algorithms.hpp"
#include "Cast.hpp"
#include "Math.hpp"
template <typename T>
static inline void* Tconstruct(Type t, const void *copy) {
if (t.Scalar == 1)
throw Exception("Tconstruct called for scalar object!");
if (t.Sparse == 1) {
const SparseMatrix<T> *p = reinterpret_cast<const SparseMatrix<T>*>(copy);
return reinterpret_cast<void*>(new SparseMatrix<T>(*p));
}
const BasicArray<T> *p = reinterpret_cast<const BasicArray<T>*>(copy);
return reinterpret_cast<void*>(new BasicArray<T>(*p));
}
#define MacroTConstructCopy(ctype,cls) \
case cls: return Tconstruct<ctype>(t,copy);
static inline void* construct(Type t, const void *copy) {
switch (t.Class) {
default:
throw Exception("Unsupported construct");
MacroExpandCasesAll(MacroTConstructCopy);
case Struct:
return reinterpret_cast<void*>(new StructArray(*(reinterpret_cast<const StructArray*>(copy))));
}
}
#undef MacroTConstructCopy
template <typename T>
static inline void* Tconstruct_sized(Type t, const NTuple &dims) {
if (t.Scalar == 1)
throw Exception("Tconstruct_sized called for scalar object");
if (t.Sparse == 1) {
return reinterpret_cast<void*>(new SparseMatrix<T>(dims));
}
return reinterpret_cast<void*>(new BasicArray<T>(dims));
}
#define MacroTConstructSized(ctype,cls) \
case cls: return Tconstruct_sized<ctype>(t,dims);
static inline void* construct_sized(Type t, const NTuple &dims) {
switch (t.Class) {
default:
throw Exception("Unsupported constructor");
MacroExpandCasesAll(MacroTConstructSized);
case Struct:
{
StructArray *p = new StructArray;
p->setDimensions(dims);
return reinterpret_cast<void*>(p);
}
}
}
#undef MacroTConstructSized
template <typename T>
static inline void Tdestruct(Type t, void *todelete) {
if (t.Scalar == 1)
throw Exception("Tdestruct called on scalar");
if (t.Sparse == 1) {
delete reinterpret_cast<SparseMatrix<T>*>(todelete);
return;
}
delete reinterpret_cast<BasicArray<T>*>(todelete);
return;
}
#define MacroTDestruct(ctype,cls) \
case cls: return Tdestruct<ctype>(t,todelete);
static inline void destruct(Type t, void *todelete) {
switch (t.Class) {
default:
throw Exception("Unsupported construct");
MacroExpandCasesAll(MacroTDestruct);
case Struct:
delete reinterpret_cast<StructArray*>(todelete);
return;
}
}
#undef MacroTDestruct
static inline bool AllNonBoolScalars(const ArrayVector& index) {
for (int i=0;i<index.size();i++)
if (!index[i].isScalar() || (index[i].dataClass() == Bool) || (index[i].dataClass() == StringArray)) return false;
return true;
}
SharedObject::SharedObject(Type t, void* p) : m_type(t), m_p(p) {}
SharedObject::SharedObject(const SharedObject& copy) :
QSharedData(copy), m_type(copy.m_type) {
m_p = construct(m_type,copy.m_p);
}
SharedObject& SharedObject::operator=(const SharedObject& copy) {
if (this == ©) return *this;
destruct(m_type,m_p);
m_type = copy.m_type;
m_p = construct(m_type,copy.m_p);
return *this;
}
SharedObject::~SharedObject() {
destruct(m_type,m_p);
}
Array::Array(DataClass t, const NTuple &dims) {
if (!dims.isValid())
throw Exception("Illegal size for array " + dims.toString());
m_type.Class = t;
m_type.Complex = 0;
m_type.Sparse = 0;
m_type.Scalar = 0;
m_real.p = new SharedObject(m_type,construct_sized(m_type,dims));
}
Array::Array(const StructArray& real) {
m_type.Class = Struct;
m_type.Complex = 0;
m_type.Sparse = 0;
m_type.Scalar = 0;
m_real.p = new SharedObject(m_type,new StructArray(real));
}
Array::Array(const QChar &, const QChar &) {
throw Exception("Complex strings are not supported");
}
Array::Array(const QChar &t) {
m_type.Class = StringArray;
m_type.Complex = 0;
m_type.Sparse = 0;
m_type.Scalar = 0;
m_real.p = new SharedObject(m_type,
construct_sized(m_type,
NTuple(1,1)));
BasicArray<QChar> &p(real<QChar>());
p[1] = t;
}
Array::Array(const QString &text) {
m_type.Class = StringArray;
m_type.Complex = 0;
m_type.Sparse = 0;
m_type.Scalar = 0;
m_real.p = new SharedObject(m_type,
construct_sized(m_type,
NTuple(1,text.size())));
BasicArray<QChar> &p(real<QChar>());
for (int i=0;i<text.size();i++)
p[i+1] = text[i];
}
template <typename T>
static inline const NTuple Tdim(const Array *ptr) {
if (ptr->type().Sparse == 1)
return ptr->constRealSparse<T>().dimensions();
else
return ptr->constReal<T>().dimensions();
}
#define MacroDimensions(ctype,cls) \
case cls: return Tdim<ctype>(this);
const NTuple Array::dimensions() const {
if (m_type.Scalar == 1) return NTuple(1,1);
switch (m_type.Class) {
default:
throw Exception("unhandled type");
case Invalid:
return NTuple(0,0);
case Struct:
return constStructPtr().dimensions();
MacroExpandCasesAll(MacroDimensions);
}
}
#undef MacroDimensions
template <typename S, typename T>
static inline void Tdel_scalar(Array *ptr, S ndx) {
if (ptr->isSparse()) {
ptr->realSparse<T>().del(ScalarToIndex(ndx));
if (!ptr->allReal())
ptr->imagSparse<T>().del(ScalarToIndex(ndx));
return;
}
ptr->real<T>().del(ScalarToIndex(ndx));
if (!ptr->allReal())
ptr->imag<T>().del(ScalarToIndex(ndx));
}
template <typename S, typename T>
static inline void Tset_scalar(Array *ptr, S ndx, const Array& data) {
if (data.isEmpty())
return Tdel_scalar<S,T>(ptr,ndx);
if (ptr->isSparse()) {
ptr->realSparse<T>().set(ndx,data.constRealScalar<T>());
if (!data.allReal())
ptr->imagSparse<T>().set(ndx,data.constImagScalar<T>());
return;
}
ptr->real<T>().set(ndx,data.constRealScalar<T>());
if (!data.allReal())
ptr->imag<T>().set(ndx,data.constImagScalar<T>());
else if (!ptr->allReal())
ptr->imag<T>().set(ndx,T(0));
}
template <typename S>
static inline const void Tset_string_scalar(Array*ptr, S ndx, const Array &rhs) {
if (rhs.isEmpty())
ptr->real<QChar>().del(ndx);
else
ptr->real<QChar>().set(ndx,rhs.constReal<QChar>()[1]);
}
template <typename S>
static inline const void Tset_struct_scalar(Array*ptr, S ndx, const Array &rhs) {
if ((rhs.dataClass() != Struct) && !rhs.isEmpty())
throw Exception("Assignment A(I)=B where A is a structure array implies that B is also a structure array.");
StructArray &lp(ptr->structPtr());
if (rhs.isEmpty()) {
for (int i=0;i<lp.fieldCount();i++)
lp[lp.fieldName(i)].del(ScalarToIndex(ndx));
} else {
// First loop through the elements
const StructArray &rp(rhs.constStructPtr());
for (int i=0;i<rp.fieldCount();i++)
lp[rp.fieldName(i)].set(ndx,rp[i].get(1));
}
// Loop through the output and force all arrays to be the same size
NTuple newSize(0,0);
for (int i=0;i<lp.fieldCount();i++)
newSize = max(newSize,lp[i].dimensions());
for (int i=0;i<lp.fieldCount();i++)
lp[i].resize(newSize);
lp.updateDims();
}
#define MacroSetIndexT(ctype,cls) \
case cls: Tset_scalar<index_t,ctype>(this,index,data.toClass(this->dataClass())); return;
void Array::set(index_t index, const Array& data) {
ensureNotScalarEncoded();
switch (m_type.Class) {
MacroExpandCasesAll(MacroSetIndexT);
case Struct: Tset_struct_scalar<index_t>(this,index,data); return;
default:
throw Exception("Unhandled case for A(n) = B");
}
}
#undef MacroSetIndexT
#define MacroSetNTuple(ctype,cls) \
case cls: Tset_scalar<const NTuple&,ctype>(this,index,data.toClass(this->dataClass())); return;
void Array::set(const NTuple& index, const Array& data) {
ensureNotScalarEncoded();
switch (m_type.Class) {
MacroExpandCasesAll(MacroSetNTuple);
case Struct: Tset_struct_scalar<const NTuple&>(this,index,data); return;
default:
throw Exception("Unhandled case for A(n1,..,nm) = B");
}
}
#undef MacroSetNTuple
// Handles assignment of A(ndx) = B, where ndx is an IndexArray or IndexArrayVector,
// and A is a basic array of simple types (excludes strings, cell arrays, and structs).
template <typename S, typename T>
static inline void Tset(Array* ptr, S ndx, const Array& data) {
Array dataTyped(data.toClass(ptr->dataClass()));
if (!ptr->allReal())
dataTyped.forceComplex();
if (dataTyped.isScalar()) {
if (ptr->isSparse())
Set(ptr->realSparse<T>(),ndx,dataTyped.constRealScalar<T>());
else
Set(ptr->real<T>(),ndx,dataTyped.constRealScalar<T>());
if (!dataTyped.allReal()) {
if (ptr->isSparse())
Set(ptr->imagSparse<T>(),ndx,dataTyped.constImagScalar<T>());
else
Set(ptr->imag<T>(),ndx,dataTyped.constImagScalar<T>());
}
} else {
if (ptr->isSparse())
Set(ptr->realSparse<T>(),ndx,ToRealSparse<T>(dataTyped));
else
Set(ptr->real<T>(),ndx,dataTyped.constReal<T>());
if (!dataTyped.allReal()) {
if (ptr->isSparse())
Set(ptr->imagSparse<T>(),ndx,ToImagSparse<T>(dataTyped));
else
Set(ptr->imag<T>(),ndx,dataTyped.constImag<T>());
}
}
}
template <typename S>
static inline const void Tset_struct(Array*ptr, S ndx, const Array &rhs) {
if (rhs.dataClass() != Struct)
throw Exception("Assignment A(I)=B where A is a structure array implies that B is also a structure array.");
// First loop through the elements
const StructArray &rp(rhs.constStructPtr());
StructArray &lp(ptr->structPtr());
NTuple newSize(ptr->dimensions());
for (int i=0;i<rp.fieldCount();i++) {
Set(lp[rp.fieldName(i)],ndx,rp[i]);
newSize = lp[rp.fieldName(i)].dimensions();
}
// Loop through the output and force all arrays to be the same size
for (int j=0;j<lp.fieldCount();j++)
lp[j].resize(newSize);
lp.updateDims();
}
#define MacroSetIndexArray(ctype,cls) \
case cls: return Tset<const IndexArray&,ctype>(this,index,data);
void Array::set(const IndexArray& index, const Array& data) {
ensureNotScalarEncoded();
switch (m_type.Class) {
MacroExpandCasesAll(MacroSetIndexArray);
case Struct: Tset_struct<const IndexArray&>(this,index,data); return;
default:
throw Exception("Unhandled case for A(n) = B");
}
}
#undef MacroSetIndexArray
#define MacroSetIndexArrayVector(ctype,cls) \
case cls: return Tset<const IndexArrayVector&,ctype>(this,index,data);
void Array::set(const IndexArrayVector& index, const Array& data) {
ensureNotScalarEncoded();
switch (m_type.Class) {
MacroExpandCasesAll(MacroSetIndexArrayVector);
case Struct: Tset_struct<const IndexArrayVector&>(this,index,data); return;
default:
throw Exception("Unhandled case for A(n1,...,nm) = B");
}
}
#undef MacroSetIndexArrayVector
template <typename S>
static inline void Treshape_struct(Array* ptr, S ndx) {
StructArray &lp(ptr->structPtr());
for (int i=0;i<lp.fieldCount();i++)
lp[i].reshape(ndx);
lp.updateDims();
}
template <typename S, typename T>
static inline void Treshape(Array* ptr, S ndx) {
if (ptr->isSparse()) {
ptr->realSparse<T>().reshape(ndx);
if (!ptr->allReal())
ptr->imagSparse<T>().reshape(ndx);
} else {
ptr->real<T>().reshape(ndx);
if (!ptr->allReal())
ptr->imag<T>().reshape(ndx);
}
}
#define MacroReshapeNTuple(ctype,cls) \
case cls: return Treshape<const NTuple&, ctype>(this,size);
void Array::reshape(const NTuple &size) {
ensureNotScalarEncoded();
switch (m_type.Class) {
MacroExpandCasesAll(MacroReshapeNTuple);
case Struct: return Treshape_struct<const NTuple&>(this,size);
default:
throw Exception("Unhandled case for reshape");
}
}
#undef MacroReshapeNTuple
template <typename S>
static inline void Tresize_struct(Array* ptr, S ndx) {
StructArray &lp(ptr->structPtr());
for (int i=0;i<lp.fieldCount();i++)
lp[i].resize(ndx);
lp.updateDims();
}
template <typename S, typename T>
static inline void Tresize(Array* ptr, S ndx) {
if (ptr->isSparse()) {
ptr->realSparse<T>().resize(ndx);
if (!ptr->allReal())
ptr->imagSparse<T>().resize(ndx);
} else {
ptr->real<T>().resize(ndx);
if (!ptr->allReal())
ptr->imag<T>().resize(ndx);
}
}
#define MacroResizeNTuple(ctype,cls) \
case cls: return Tresize<const NTuple&,ctype>(this,size);
void Array::resize(const NTuple &size) {
ensureNotScalarEncoded();
switch (m_type.Class) {
MacroExpandCasesAll(MacroResizeNTuple);
case Struct: return Tresize_struct<const NTuple&>(this,size);
default:
throw Exception("Unhandled case for resize");
}
}
#undef MacroResizeNTuple
#define MacroResizeIndex(ctype,cls) \
case cls: return Tresize<index_t,ctype>(this,size);
void Array::resize(index_t size) {
ensureNotScalarEncoded();
switch (m_type.Class) {
MacroExpandCasesAll(MacroResizeIndex);
case Struct: return Tresize_struct<index_t>(this,size);
default:
throw Exception("Unhandled case for resize");
}
}
#undef MacroResizeIndex
void Array::set(const QString& field, ArrayVector& data) {
if (isEmpty() && m_type.Class != Struct)
*this = Array(Struct);
if (m_type.Class != Struct) throw Exception("Unsupported type for A.field=B");
StructArray &rp(structPtr());
if (isEmpty())
rp.insert(field,BasicArray<Array>(NTuple(1,1)));
if (!rp.contains(field))
rp.insert(field,BasicArray<Array>(dimensions()));
if (data.size() < length())
throw Exception("Not enough right hand values to satisfy left hand side expression.");
BasicArray<Array> &val(rp[field]);
for (index_t i=1;i<=length();i++) {
val.set(i,data.front());
data.pop_front();
}
rp.updateDims();
}
const ArrayVector Array::get(const QString& field) const {
if (m_type.Class != Struct) throw Exception("Unsupported type for get(string)");
const StructArray &rp(constStructPtr());
if (!rp.contains(field)) throw Exception("Reference to non-existent field " + field);
ArrayVector ret;
const BasicArray<Array> &val(rp[field]);
for (index_t i=1;i<=val.length();i++)
ret.push_back(val.get(i));
return ret;
}
template <typename S>
static inline Array Tget_struct(const Array*ptr, S ndx) {
const StructArray &rp(ptr->constStructPtr());
Array ret(Struct,NTuple(1,1));
StructArray &lp(ret.structPtr());
for (int i=0;i<rp.fieldCount();i++)
lp[rp.fieldName(i)] = Get(rp[i],ndx);
lp.setClassPath(rp.classPath());
lp.updateDims();
return ret;
}
template <typename S, typename T>
static inline const Array Tget(const Array *ptr, S ndx) {
if (ptr->isSparse()) {
if (ptr->allReal())
return Array(Get(ptr->constRealSparse<T>(),ndx));
else
return Array(Get(ptr->constRealSparse<T>(),ndx),
Get(ptr->constImagSparse<T>(),ndx));
} else {
if (ptr->allReal())
return Array(Get(ptr->constReal<T>(),ndx));
else
return Array(Get(ptr->constReal<T>(),ndx),
Get(ptr->constImag<T>(),ndx));
}
}
#define MacroGetIndexArray(ctype,cls) \
case cls: return Tget<const IndexArray&,ctype>(this,index);
const Array Array::get(const IndexArray& index) const {
if (m_type.Scalar == 1)
return asDenseArray().get(index);
switch (m_type.Class) {
default:
throw Exception("Unsupported type for get(index_t)");
MacroExpandCasesNoCell(MacroGetIndexArray);
case CellArray: return Get(constReal<Array>(),index);
case Struct: return Tget_struct<const IndexArray&>(this,index);
}
}
#undef MacroGetIndexArray
#define MacroGetIndexArrayVector(ctype,cls) \
case cls: return Tget<const IndexArrayVector&,ctype>(this,index);
const Array Array::get(const IndexArrayVector& index) const {
if (m_type.Scalar == 1)
return asDenseArray().get(index);
switch (m_type.Class) {
default:
throw Exception("Unsupported type for get(indexarrayvector)");
MacroExpandCasesNoCell(MacroGetIndexArrayVector);
case CellArray: return Get(constReal<Array>(),index);
case Struct: return Tget_struct<const IndexArrayVector&>(this,index);
}
}
#undef MacroGetIndexArrayVector
template <typename T, typename S>
inline static const Array Tcast(DataClass t, const Array *ptr) {
if (ptr->type().Scalar == 1) {
if (ptr->allReal())
return Array(CastConvert<T,S>(ptr->constRealScalar<S>()));
else
return Array(CastConvert<T,S>(ptr->constRealScalar<S>()),
CastConvert<T,S>(ptr->constImagScalar<S>()));
}
if (ptr->isSparse()) {
if (ptr->allReal())
return Array(ConvertSparseArray<T,S>(ptr->constRealSparse<S>()));
else
return Array(ConvertSparseArray<T,S>(ptr->constRealSparse<S>()),
ConvertSparseArray<T,S>(ptr->constImagSparse<S>()));
}
if (ptr->allReal())
return Array(ConvertBasicArray<T,S>(ptr->constReal<S>()));
else
return Array(ConvertBasicArray<T,S>(ptr->constReal<S>()),
ConvertBasicArray<T,S>(ptr->constImag<S>()));
}
#define MacroClassName(ctype,cls) \
case cls: return QString(#cls).toLower();
QString Array::className() const {
if ((dataClass() == Struct) && (constStructPtr().isUserClass()))
return constStructPtr().className();
else {
if (dataClass() == Float) return QString("single");
switch (dataClass()) {
default: throw Exception("Unknown class?!");
case Invalid: return QString("");
case CellArray: return QString("cell");
case Struct: return QString("struct");
case StringArray: return QString("char");
case Bool: return QString("logical");
MacroExpandCasesNoBool(MacroClassName);
}
}
}
#undef MacroClassName
bool Array::isUserClass() const {
return ((dataClass() == Struct) && constStructPtr().isUserClass());;
}
template <typename T>
inline static const Array BcastComplex(const Array *ptr) {
Array real(Real(*ptr).toClass(Bool));
Array imag(Imag(*ptr).toClass(Bool));
return Or(real,imag);
}
#define MacroBCastComplex(ctype,cls) \
case cls: return BcastComplex<ctype>(ptr);
// Special case the complex-to-bool cast, as it has special rules
static Array BoolCastComplex(const Array *ptr) {
switch (ptr->dataClass()) {
default: Exception("Cannot convert given array to logical type");
MacroExpandCasesNoCell(MacroBCastComplex);
}
}
#undef MacroBCastComplex
#define MacroTcast(ctype,cls) \
case cls: return Tcast<T,ctype>(t,ptr);
template <typename T>
inline static const Array TcastCase(DataClass t, const Array *ptr) {
switch (ptr->dataClass()) {
default:
throw Exception("Cannot perform type conversions with this type");
MacroExpandCases(MacroTcast);
MacroTcast(QChar,StringArray);
}
}
#undef MacroTcast
#define MacroTcastCase(ctype,cls) \
case cls: return TcastCase<ctype>(t,this);
const Array Array::toClass(DataClass t) const {
if (dataClass() == t) return *this;
if (isEmpty()) return Array(t,dimensions());
if ((t == Bool) && (!allReal())) return BoolCastComplex(this);
switch (t) {
default:
throw Exception("unhandled case for type conversion");
MacroExpandCasesSimple(MacroTcastCase);
MacroTcastCase(QChar,StringArray);
}
}
#undef MacroTcastCase
template <typename S, typename T>
static inline Array Tget_scalar(const Array *ptr, S ndx) {
if (ptr->isSparse()) {
if (ptr->allReal())
return Array(ptr->constRealSparse<T>().get(ndx));
else
return Array(ptr->constRealSparse<T>().get(ndx),
ptr->constImagSparse<T>().get(ndx));
}
if (ptr->allReal())
return Array(ptr->constReal<T>().get(ndx));
else
return Array(ptr->constReal<T>().get(ndx),
ptr->constImag<T>().get(ndx));
}
template <typename S>
static inline Array Tget_struct_scalar(const Array*ptr, S ndx) {
const StructArray &rp(ptr->constStructPtr());
Array ret(Struct,NTuple(1,1));
StructArray &lp(ret.structPtr());
for (int i=0;i<rp.fieldCount();i++)
lp[rp.fieldName(i)].set(1,rp[i].get(ndx));
lp.setClassPath(rp.classPath());
lp.updateDims();
return ret;
}
template <typename S>
static inline Array Tget_string_scalar(const Array* ptr, S ndx) {
BasicArray<QChar> ret(NTuple(1,1));
ret.set(1,ptr->constReal<QChar>()[ndx]);
return ret;
}
template <typename S>
static inline Array Tget_cell_scalar(const Array* ptr, S ndx) {
BasicArray<Array> ret(NTuple(1,1));
ret.set(1,ptr->constReal<Array>()[ndx]);
return ret;
}
#define MacroGetNTuple(ctype,cls) \
case cls: return Tget_scalar<const NTuple&,ctype>(this,index);
const Array Array::get(const NTuple& index) const {
if ((m_type.Scalar == 1) && index.isScalar())
return *this;
switch (m_type.Class) {
default:
throw Exception("Unsupported type for get(const NTuple&)");
MacroExpandCasesSimple(MacroGetNTuple);
case CellArray: return Tget_cell_scalar<const NTuple&>(this,index);
case Struct: return Tget_struct_scalar<const NTuple&>(this,index);
case StringArray: return Tget_string_scalar<const NTuple&>(this,index);
}
}
#undef MacroGetNTuple
#define MacroGetIndexT(ctype,cls) \
case cls: return Tget_scalar<index_t,ctype>(this,index);
const Array Array::get(index_t index) const {
if ((m_type.Scalar == 1) && (index == 1))
return *this;
switch (m_type.Class) {
default:
throw Exception("Unhandled case for get(index)");
MacroExpandCasesSimple(MacroGetIndexT);
case CellArray: return Tget_cell_scalar<index_t>(this,index);
case StringArray: return Tget_string_scalar<index_t>(this,index);
case Struct: return Tget_struct_scalar<index_t>(this,index);
}
}
#undef MacroGetIndexT
const Array Array::get(const Array& index) const {
if (index.isScalar() && (index.dataClass() != Bool) && (index.dataClass() != StringArray)) {
if (!index.allReal())
WarningMessage("Complex part of index ignored");
return get(index.asIndexScalar());
} else
return get(IndexArrayFromArray(index));
}
const Array Array::get(const ArrayVector& index) const {
if (AllNonBoolScalars(index)) {
NTuple addr(1,1);
for (int i=0;i<index.size();i++)
addr[i] = index[i].asIndexScalar();
return get(addr);
}
else {
IndexArrayVector addr;
for (int i=0;i<index.size();i++)
addr.push_back(IndexArrayFromArray(index[i]));
return get(addr);
}
}
void Array::set(const Array& index, const Array& data) {
if (isEmpty() && dataClass() != data.dataClass())
*this = toClass(data.dataClass());
if (index.isScalar() && (index.dataClass() != Bool)
&& (index.dataClass() != StringArray)) {
if (!index.allReal())
WarningMessage("Complex part of index ignored");
set(index.asIndexScalar(),data);
}
else
set(IndexArrayFromArray(index),data);
}
void Array::set(const ArrayVector& index, const Array& data) {
if (isEmpty() && dataClass() != data.dataClass())
*this = toClass(data.dataClass());
if (AllNonBoolScalars(index)) {
NTuple addr(1,1);
for (int i=0;i<index.size();i++)
addr[i] = index[i].asIndexScalar();
set(addr,data);
}
else {
IndexArrayVector addr;
for (int i=0;i<index.size();i++)
addr.push_back(IndexArrayFromArray(index[i]));
set(addr,data);
}
}
void Array::addField(QString name) {
if (dataClass() != Struct)
throw Exception("addField only valid for structure arrays");
if (!structPtr().contains(name))
structPtr().insert(name,BasicArray<Array>());
}
#define MacroGetVoidPointer(ctype,cls) \
case cls: \
if (m_type.Scalar == 1) \
return (void*)(&(m_real.cls)); \
else if (m_type.Sparse == 1) \
throw Exception("getVoidPointer not supported for sparse arrays"); \
else \
return (void*)(real<ctype>().data());
void* Array::getVoidPointer() {
switch (dataClass()) {
default:
throw Exception("Unsupported type called for getVoidPointer");
MacroExpandCasesSimple(MacroGetVoidPointer);
}
}
#undef MacroGetVoidPointer
#define MacroGetConstVoidPointer(ctype,cls) \
case cls: \
if (m_type.Scalar == 1) \
return (const void*)(&(m_real.cls)); \
else if (m_type.Sparse == 1) \
throw Exception("getConstVoidPointer not supported for sparse arrays"); \
else \
return (const void*)(constReal<ctype>().constData());
const void* Array::getConstVoidPointer() const {
switch (dataClass()) {
default:
throw Exception("Unsupported type called for getConstVoidPointer");
MacroExpandCasesSimple(MacroGetConstVoidPointer);
}
}
template <typename T>
static inline index_t Tbytes(const Array *ptr) {
index_t count = 0;
if (ptr->type().Sparse == 1)
count = ptr->constRealSparse<T>().bytes();
else if (ptr->type().Scalar == 1)
count = TSizeOf<T>(ptr->constRealScalar<T>());
else
count = ptr->constReal<T>().bytes();
if (!ptr->allReal()) {
if (ptr->type().Sparse == 1)
count += ptr->constImagSparse<T>().bytes();
else if (ptr->type().Scalar == 1)
count += TSizeOf<T>(ptr->constImagScalar<T>());
else
count += ptr->constImag<T>().bytes();
}
return count;
}
#define MacroTbytes(ctype,cls) \
case cls: return Tbytes<ctype>(this);
index_t Array::bytes() const {
switch (dataClass()) {
default:
return 0;
MacroExpandCasesAll(MacroTbytes);
case Struct:
return constStructPtr().bytes();
}
}
index_t Array::address() const {
if (m_type.Scalar == 1)
return 0;
else {
union l {
void *p;
uint32 y;
} u;
u.p = m_real.p->ptr();
return (index_t)(u.y);
}
}
template <typename T>
static inline index_t T_index_scalar(const Array *ptr) {
index_t a = ptr->constRealScalar<T>();
if (a < 1) throw Exception("index values must be >= 1");
return a;
}
#define MacroAsIndexScalar(ctype,cls) \
case cls: \
return T_index_scalar<ctype>(this);
const index_t Array::asIndexScalar() const {
switch (dataClass()) {
default:
throw Exception("Unsupported type called on asIndexScalar");
case Bool:
if (constRealScalar<bool>()) return index_t(1);
return index_t(0);
case StringArray:
throw Exception("Illegal indexing expression");
MacroExpandCasesNoBool(MacroAsIndexScalar);
}
}
#undef MacroAsIndexScalar
template <typename T>
static inline void T_force_complex(Array *ptr) {
if (!ptr->allReal()) return;
if (ptr->type().Scalar == 1) {
ptr->imagScalar<T>() = 0;
} else if (ptr->type().Sparse == 1) {
ptr->imagSparse<T>();
} else {
ptr->imag<T>();
}
}
#define MacroForceComplex(ctype,cls) \
case cls: return T_force_complex<ctype>(this);
void Array::forceComplex() {
switch (dataClass()) {
default:
return;
MacroExpandCasesNoBool(MacroForceComplex);
}
}
#define MacroAsComplex(ctype,cls) \
case cls: return T_as_complex<ctype>(this);
const Array Array::asComplex() const {
if (!allReal()) return *this;
Array tmp(*this);
tmp.forceComplex();
return tmp;
}
static inline bool Tequals_struct(const Array *pA, const Array *pB) {
const StructArray &ap(pA->constStructPtr());
const StructArray &bp(pB->constStructPtr());
if (ap.fieldCount() != bp.fieldCount()) return false;
for (int i=0;i<ap.fieldCount();i++) {
if (!bp.contains(ap.fieldName(i))) return false;
if (!(ap[i] == bp[ap.fieldName(i)])) return false;
}
return true;
}
static inline bool Tequals_string(const Array *pA, const Array *pB) {
return (pA->constReal<QChar>() == pB->constReal<QChar>());
}
static inline bool Tequals_cell(const Array *pA, const Array *pB) {
return (pA->constReal<Array>() == pB->constReal<Array>());
}
template <typename T>
static inline bool Tequals_scalar(const Array *pA, const Array *pB) {
if (pA->allReal())
return (pA->constRealScalar<T>() == pB->constRealScalar<T>());
else
return ((pA->constRealScalar<T>() == pB->constRealScalar<T>()) &&
(pA->constImagScalar<T>() == pB->constImagScalar<T>()));
}
template <typename T>
static inline bool Tequals_array(const Array *pA, const Array *pB) {
if (pA->isSparse() && pB->isSparse()) {
if (pA->allReal())
return (pA->constRealSparse<T>() == pB->constRealSparse<T>());
else
return ((pA->constRealSparse<T>() == pB->constRealSparse<T>()) &&
(pA->constImagSparse<T>() == pB->constImagSparse<T>()));
} else {
const Array &dA(pA->asDenseArray());
const Array &dB(pB->asDenseArray());
if (dA.allReal())
return (dA.constReal<T>() == dB.constReal<T>());
else
return ((dA.constReal<T>() == dB.constReal<T>()) &&
(dA.constImag<T>() == dB.constImag<T>()));
}
}
#define MacroScalarEquals(ctype,cls) \
case cls: return Tequals_scalar<ctype>(this,&b);
#define MacroArrayEquals(ctype,cls) \
case cls: return Tequals_array<ctype>(this,&b);
// Need to make this more general - how so?
bool Array::operator==(const Array &b) const {
if (!isReferenceType() && !b.isReferenceType() && isScalar() && b.isScalar()) {
if (allReal() ^ b.allReal()) return false;
if (dataClass() != b.dataClass()) return false;
switch (dataClass()) {
default:
throw Exception("Unhandled scalar case");
MacroExpandCasesSimple(MacroScalarEquals);
}
return false;
}
if (!(dimensions() == b.dimensions())) return false;
if (dataClass() != b.dataClass()) return false;
if (allReal() ^ b.allReal()) return false;
switch (dataClass()) {
default:
throw Exception("Unhandled case as argument to == operator for Array class");
MacroExpandCasesSimple(MacroArrayEquals);
case CellArray: return Tequals_cell(this,&b);
case Struct: return Tequals_struct(this,&b);
case StringArray: return Tequals_string(this,&b);
}
return false;
}
#undef MacroArrayEquals
#undef MacroScalarEquals
int32 Array::asInteger() const {
if (m_type.Class == StringArray) return asString().toInt();
return (this->toClass(Int32).constRealScalar<int32>());
}
double Array::asDouble() const {
if (m_type.Class == StringArray) return asString().toDouble();
return (this->toClass(Double).constRealScalar<double>());
}
QString Array::asString() const {
if (isEmpty()) return QString();
if (m_type.Class != StringArray) throw Exception("Cannot convert array to string");
const BasicArray<QChar> &p(constReal<QChar>());
QString ret;
for (int i=0;i<p.length();i++)
ret += p[i+1];
return ret;
}
template <typename T>
static inline Array Tscalar_to_dense(const Array *ptr) {
if (ptr->allReal()) {
return Array(new BasicArray<T>(ptr->constRealScalar<T>()));
} else {
return Array(new BasicArray<T>(ptr->constRealScalar<T>()),
new BasicArray<T>(ptr->constImagScalar<T>()));
}
}
template <typename T>
static inline Array Tsparse_to_dense(const Array *ptr) {
if (ptr->allReal())
return Array(ptr->constRealSparse<T>().asDense());
else
return Array(ptr->constRealSparse<T>().asDense(),
ptr->constImagSparse<T>().asDense());
}
#define MacroScalarToDense(ctype,cls) \
case cls: return Tscalar_to_dense<ctype>(this);
#define MacroSparseToDense(ctype,cls) \
case cls: return Tsparse_to_dense<ctype>(this);
Array Array::asDenseArray() const {
if ((m_type.Scalar == 0) && (m_type.Sparse == 0))
return *this;
if (m_type.Scalar == 1) {
switch (m_type.Class) {
default:
throw Exception("Cannot convert supplied array to dense type");
MacroExpandCasesSimple(MacroScalarToDense);
}
}
switch (m_type.Class) {
default:
throw Exception("Cannot convert supplied sparse array to dense type");
MacroExpandCasesSimple(MacroSparseToDense);
}
}
#undef MacroSparseToDense
#undef MacroScalarToDense
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