6 #ifndef CoinPackedVector_H
7 #define CoinPackedVector_H
16 #ifndef COIN_NOTEST_DUPLICATE
17 #define COIN_NOTEST_DUPLICATE
21 #ifndef COIN_NOTEST_DUPLICATE
22 #define COIN_DEFAULT_VALUE_FOR_DUPLICATE true
24 #define COIN_DEFAULT_VALUE_FOR_DUPLICATE false
183 void setVector(
int size,
const int *inds,
const double *elems,
187 void setConstant(
int size,
const int *inds,
double elems,
191 void setFull(
int size,
const double *elems,
205 void insert(
int index,
double element);
210 void swap(
int i,
int j);
238 template <
class CoinCompare3 >
239 void sort(
const CoinCompare3 &tc)
325 const int *inds,
const double *elems,
330 const int *inds,
double value,
368 template <
class BinaryFunction >
379 for (
int i = 0; i < s; ++i) {
380 retVal.
insert(inds[i], bf(value, elems[i]));
385 template <
class BinaryFunction >
394 template <
class BinaryFunction >
408 if (s1 == 0 && s2 == 0)
420 for (i = 0; i < s1; ++i) {
421 const int index = inds1[i];
423 const double val = bf(elems1[i], pos2 == -1 ? 0.0 : elems2[pos2]);
425 retVal.
insert(index, val);
428 for (i = 0; i < s2; ++i) {
429 const int index = inds2[i];
434 const double val = bf(0.0, elems2[i]);
436 retVal.
insert(index, val);
442 template <
class BinaryFunction >
453 template <
class BinaryFunction >
464 template <
class BinaryFunction >
482 binaryOp(retVal, op1, op2, std::plus< double >());
492 binaryOp(retVal, op1, op2, std::minus< double >());
502 binaryOp(retVal, op1, op2, std::multiplies< double >());
512 binaryOp(retVal, op1, op2, std::divides< double >());
530 for (i = 0; i < len; i++) {
541 int i, j, len1, len2;
555 while (i < len1 && j < len2) {
556 if (v1ind[i] == v2ind[j]) {
557 acc += v1val[i] * v2val[j];
560 }
else if (v2ind[j] < v1ind[i]) {
630 for (
int i = 0; i < size; ++i) {
631 elems[i] = value - elems[i];
652 for (
int i = 0; i < size; ++i) {
653 elems[i] = value / elems[i];
void clear()
Reset the vector (as if were just created an empty vector)
CoinPackedVector & operator=(const CoinPackedVector &)
Assignment operator.
void truncate(int newSize)
Resize the packed vector to be the first newSize elements.
double * getElements()
Get element values.
void setTestForDuplicateIndex(bool test) const
Set to the argument value whether to test for duplicate indices in the vector whenever they can occur...
void gutsOfSetVector(int size, const int *inds, const double *elems, bool testForDuplicateIndex, const char *method)
Copy internal date.
CoinPackedVector(bool testForDuplicateIndex=COIN_DEFAULT_VALUE_FOR_DUPLICATE)
Default constructor.
int nElements_
Size of indices and elements vectors.
void binaryOp(CoinPackedVector &retVal, const CoinPackedVectorBase &op1, double value, BinaryFunction bf)
void setElement(int index, double element)
Set an existing element in the packed vector The first argument is the "index" into the elements() ar...
bool isExistingIndex(int i) const
Return true if the i'th element of the full storage vector exists in the packed storage vector...
virtual int getNumElements() const
Get the size.
void gutsOfSetConstant(int size, const int *inds, double value, bool testForDuplicateIndex, const char *method)
void CoinPackedVectorUnitTest()
A function that tests the methods in the CoinPackedVector class.
const int * getVectorIndices() const
Get indices of elements.
virtual const double * getElements() const
Get element values.
void operator+=(double value)
add value to every entry
const int * getOriginalPosition() const
Get pointer to int * vector of original postions.
void operator-=(double value)
subtract value from every entry
CoinDenseVector< T > operator+(const CoinDenseVector< T > &op1, const CoinDenseVector< T > &op2)
Return the sum of two dense vectors.
void operator/=(double value)
divide every entry by value
Abstract base class for various sparse vectors.
virtual const double * getElements() const =0
Get element values.
void operator*=(double value)
multiply every entry by value
int * indices_
Vector indices.
CoinDenseVector< T > operator-(const CoinDenseVector< T > &op1, const CoinDenseVector< T > &op2)
Return the difference of two dense vectors.
bool testForDuplicateIndex() const
Returns true if the vector should be tested for duplicate indices when they can occur.
virtual ~CoinPackedVector()
Destructor.
int getVectorNumElements() const
Get the size.
#define COIN_DEFAULT_VALUE_FOR_DUPLICATE
void assignVector(int size, int *&inds, double *&elems, bool testForDuplicateIndex=COIN_DEFAULT_VALUE_FOR_DUPLICATE)
Assign the ownership of the arguments to this vector.
void setVector(int size, const int *inds, const double *elems, bool testForDuplicateIndex=COIN_DEFAULT_VALUE_FOR_DUPLICATE)
Set vector size, indices, and elements.
void sort(const CoinCompare3 &tc)
Sort the packed storage vector.
virtual int getNumElements() const =0
Get length of indices and elements vectors.
CoinDenseVector< T > operator/(const CoinDenseVector< T > &op1, const CoinDenseVector< T > &op2)
Return the element-wise ratio of two dense vectors.
void insert(int index, double element)
Insert an element into the vector.
const double * getVectorElements() const
Get element values.
int capacity() const
capacity returns the size which could be accomodated without having to reallocate storage...
friend void CoinPackedVectorUnitTest()
A function that tests the methods in the CoinPackedVector class.
CoinDenseVector< T > operator*(const CoinDenseVector< T > &op1, const CoinDenseVector< T > &op2)
Return the element-wise product of two dense vectors.
int * origIndices_
original unsorted indices
void reserve(int n)
Reserve space.
double sortedSparseDotProduct(const CoinPackedVectorBase &op1, const CoinPackedVectorBase &op2)
Returns the dot product of two sorted CoinPackedVector objects.
void setFull(int size, const double *elems, bool testForDuplicateIndex=COIN_DEFAULT_VALUE_FOR_DUPLICATE)
Indices are not specified and are taken to be 0,1,...,size-1.
void sortOriginalOrder()
Sort in original order.
void CoinSort_3(S *sfirst, S *slast, T *tfirst, U *ufirst, const CoinCompare3 &tc)
Sort a triple of containers.
int * getIndices()
Get indices of elements.
double sparseDotProduct(const CoinPackedVectorBase &op1, const CoinPackedVectorBase &op2)
Returns the dot product of two CoinPackedVector objects whose elements are doubles.
void setConstant(int size, const int *inds, double elems, bool testForDuplicateIndex=COIN_DEFAULT_VALUE_FOR_DUPLICATE)
Elements set to have the same scalar value.
virtual const int * getIndices() const =0
Get indices of elements.
int findIndex(int i) const
Return the position of the i'th element of the full storage vector.
virtual const int * getIndices() const
Get indices of elements.
void append(const CoinPackedVectorBase &caboose)
Append a CoinPackedVector to the end.
int capacity_
Amount of memory allocated for indices_, origIndices_, and elements_.
void setFullNonZero(int size, const double *elems, bool testForDuplicateIndex=COIN_DEFAULT_VALUE_FOR_DUPLICATE)
Indices are not specified and are taken to be 0,1,...,size-1, but only where non zero.
double * elements_
Vector elements.
void swap(int i, int j)
Swap values in positions i and j of indices and elements.