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Renamed lasp_math.h to lasp_mat.h as it defines matrices, not math. Made a typedef from vd to dmat such that the types of these are the same. Same goes for vc and cmat

This commit is contained in:
Anne de Jong 2018-04-01 14:01:07 +02:00 committed by Anne de Jong
parent c8332f7f74
commit ce7f31ca86
23 changed files with 268 additions and 313 deletions
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2
lasp/c/CMakeLists.txt
View File

@ -5,7 +5,7 @@ endif(!LASP_DEBUG)
add_library(lasp_lib
lasp_fft.c
lasp_math.c
lasp_mat.c
lasp_math_raw.c
lasp_alg.c
lasp_assert.c

8
lasp/c/lasp_alg.c
View File

@ -8,10 +8,12 @@
#include "lasp_alg.h"
void cmv_dot(const cmat* A,const vc* restrict x,vc* restrict b){
dbgassert(A && x && b,NULLPTRDEREF);
assert_vx(b);
assert_vx(x);
dbgassert(A->n_cols == x->n_rows,SIZEINEQUAL);
dbgassert(A->n_rows == b->n_rows,SIZEINEQUAL);
dbgassert(A->n_rows == b->size,SIZEINEQUAL);
dbgassert(A->n_cols == x->size,SIZEINEQUAL);
#if LASP_USE_BLAS == 1
dbgassert(false,"Untested function. Is not functional for strides");
/* typedef enum CBLAS_ORDER {CblasRowMajor=101, CblasColMajor=102} CBLAS_ORDER; */

20
lasp/c/lasp_alg.h
View File

@ -8,7 +8,7 @@
#pragma once
#ifndef LASP_ALG_H
#define LASP_ALG_H
#include "lasp_math.h"
#include "lasp_mat.h"
/**
* Compute the dot product of two vectors of floats
@ -19,8 +19,10 @@
*/
static inline d vd_dot(const vd * a,const vd* b) {
dbgassert(a && b,NULLPTRDEREF);
dbgassert(a->size == b->size,SIZEINEQUAL);
return d_dot(getvdval(a,0),getvdval(b,0),a->size);
assert_vx(a);
assert_vx(b);
dbgassert(a->n_rows == b->n_rows,SIZEINEQUAL);
return d_dot(getvdval(a,0),getvdval(b,0),a->n_rows);
}
/**
@ -93,11 +95,10 @@ static inline void cmat_add_cmat(cmat* x,cmat* y,c fac) {
*/
static inline void vd_elem_prod(vd* result,const vd* a,const vd* b) {
dbgassert(result && a && b,NULLPTRDEREF);
dbgassert(result->size==a->size,SIZEINEQUAL);
dbgassert(b->size==a->size,SIZEINEQUAL);
assert_equalsize(a,b);
d_elem_prod_d(getvdval(result,0),
getvdval(a,0),
getvdval(b,0),a->size);
getvdval(b,0),a->n_rows);
}
/**
* Compute the element-wise (Hadamard) product of a and b, and store
@ -110,12 +111,13 @@ static inline void vd_elem_prod(vd* result,const vd* a,const vd* b) {
static inline void vc_hadamard(vc* result,const vc* a,const vc* b) {
fsTRACE(15);
dbgassert(result && a && b,NULLPTRDEREF);
dbgassert(result->size==a->size,SIZEINEQUAL);
dbgassert(b->size==a->size,SIZEINEQUAL);
assert_equalsize(a,b);
assert_equalsize(a,result);
c_hadamard(getvcval(result,0),
getvcval(a,0),
getvcval(b,0),
a->size);
a->n_rows);
check_overflow_vx(*result);
check_overflow_vx(*a);

10
lasp/c/lasp_aps.c
View File

@ -64,7 +64,7 @@ void AvPowerSpectra_free(AvPowerSpectra* aps) {
dFifo_free(aps->fifo);
dmat_free(&aps->buffer);
us nweight = aps->weighting.size;
us nweight = aps->weighting.n_rows;
if(nweight > 0) {
for(us blockno = 0; blockno < nweight; blockno++) {
cmat_free(&aps->ps_storage[blockno]);
@ -127,7 +127,7 @@ AvPowerSpectra* AvPowerSpectra_alloc(const us nfft,
aps->oldest_block = 0;
if(weighting) {
us nweight = weighting->size;
us nweight = weighting->n_rows;
iVARTRACE(15,nweight);
/* Allocate vectors and matrices */
aps->ps_storage = a_malloc(nweight*sizeof(cmat));
@ -137,12 +137,12 @@ AvPowerSpectra* AvPowerSpectra_alloc(const us nfft,
}
/* Allocate space and copy weighting coefficients */
aps->weighting = vd_alloc(weighting->size);
aps->weighting = vd_alloc(weighting->n_rows);
vd_copy(&aps->weighting,weighting);
}
else {
TRACE(15,"no weighting");
aps->weighting.size = 0;
aps->weighting.n_rows = 0;
}
aps->ps_result = cmat_alloc(nfft/2+1,nchannels*nchannels);
@ -186,7 +186,7 @@ static void AvPowerSpectra_addBlock(AvPowerSpectra* aps,
ps_single);
vd weighting = aps->weighting;
us nweight = weighting.size;
us nweight = weighting.n_rows;
if(nweight == 0) {

2
lasp/c/lasp_aps.h
View File

@ -9,7 +9,7 @@
#ifndef LASP_APS_H
#define LASP_APS_H
#include "lasp_types.h"
#include "lasp_math.h"
#include "lasp_mat.h"
#include "lasp_window.h"
typedef enum {

2
lasp/c/lasp_decimation.c
View File

@ -62,7 +62,7 @@ Decimator* Decimator_create(us nchannels,DEC_FAC df) {
dec->nchannels = nchannels;
dec->dec_fac = filter->dec_fac;
dmat h = dmat_foreign(filter->ntaps,1,filter->h);
dmat h = dmat_foreign_data(filter->ntaps,1,filter->h,false);
for(us channelno=0;channelno<nchannels;channelno++) {
dec->fbs[channelno] = FilterBank_create(&h,DEC_FFT_LEN);

2
lasp/c/lasp_decimation.h
View File

@ -10,7 +10,7 @@
#ifndef LASP_DECIMATION_H
#define LASP_DECIMATION_H
#include "lasp_types.h"
#include "lasp_math.h"
#include "lasp_mat.h"
typedef struct Decimator_s Decimator;

2
lasp/c/lasp_dfifo.h
View File

@ -9,7 +9,7 @@
#ifndef LASP_DFIFO_H
#define LASPDFIFO_H
#include "lasp_types.h"
#include "lasp_math.h"
#include "lasp_mat.h"
typedef struct dFifo_s dFifo;

10
lasp/c/lasp_fft.c
View File

@ -54,11 +54,11 @@ void Fft_ifft_single(const Fft* fft,const vc* freqdata,vd* result) {
fsTRACE(15);
dbgassert(fft && freqdata && result,NULLPTRDEREF);
const us nfft = fft->nfft;
dbgassert(result->size == nfft,
dbgassert(result->n_rows == nfft,
"Invalid size for time data rows."
" Should be equal to nfft");
dbgassert(freqdata->size == (nfft/2+1),"Invalid number of rows in"
dbgassert(freqdata->n_rows == (nfft/2+1),"Invalid number of rows in"
" result array");
@ -113,11 +113,13 @@ void Fft_fft_single(const Fft* fft,const vd* timedata,vc* result) {
dbgassert(fft && timedata && result,NULLPTRDEREF);
const us nfft = fft->nfft;
dbgassert(timedata->size == nfft,
assert_vx(timedata);
assert_vx(result);
dbgassert(timedata->n_rows == nfft,
"Invalid size for time data rows."
" Should be equal to nfft");
dbgassert(result->size == (nfft/2+1),"Invalid number of rows in"
dbgassert(result->n_rows == (nfft/2+1),"Invalid number of rows in"
" result array");
d* result_ptr = (d*) getvcval(result,0);

2
lasp/c/lasp_fft.h
View File

@ -9,7 +9,7 @@
#ifndef LASP_FFT_H
#define LASP_FFT_H
#include "lasp_types.h"
#include "lasp_math.h"
#include "lasp_mat.h"
/**
* Perform forward FFT's on real time data.

4
lasp/c/lasp_filterbank.c
View File

@ -100,9 +100,7 @@ dmat FilterBank_filter(FilterBank* fb,
const us nfilters = fb->filters.n_cols;
/* Push samples to the input fifo */
dmat samples = dmat_foreign_vd((vd*) x);
dFifo_push(fb->input_fifo,&samples);
dmat_free(&samples);
dFifo_push(fb->input_fifo,x);
dmat input_block = dmat_alloc(nfft,1);

2
lasp/c/lasp_filterbank.h
View File

@ -13,7 +13,7 @@
#ifndef LASP_FILTERBANK_H
#define LASP_FILTERBANK_H
#include "lasp_types.h"
#include "lasp_math.h"
#include "lasp_mat.h"
typedef struct FilterBank_s FilterBank;
/**

35
lasp/c/lasp_math.c → lasp/c/lasp_mat.c
View File

@ -1,4 +1,4 @@
// lasp_math.c
// lasp_mat.c
//
// Author: J.A. de Jong -ASCEE
//
@ -6,10 +6,8 @@
//
//////////////////////////////////////////////////////////////////////
#define TRACERPLUS (-10)
#include "lasp_math.h"
#include "lasp_mat.h"
#include "lasp_assert.h"
#include "lasp_math.h"
#include "lasp_tracer.h"
#include <math.h>
@ -50,35 +48,6 @@ void print_cmat(const cmat* m) {
}
feTRACE(50);
}
void print_vc(const vc* m) {
fsTRACE(50);
size_t row;
for(row=0;row<m->size;row++){
c val = *getvcval(m,row);
d rval = creal(val);
d ival = cimag(val);
indent_trace();
printf("%c%2.2e%c%2.2ei ",rval< 0 ?'-': ' ', d_abs(rval),ival<0 ? '-' : '+',d_abs(ival) ) ;
printf("\n");
}
feTRACE(50);
}
void print_vd(const vd* m) {
fsTRACE(50);
size_t row;
iVARTRACE(20,m->size);
for(row=0;row<m->size;row++){
d rval = *getvdval(m,row);
indent_trace();
printf("%c%2.2e ",rval< 0 ? '\r': ' ',rval);
printf("\n");
}
feTRACE(50);
}
#endif

358
lasp/c/lasp_math.h → lasp/c/lasp_mat.h
View File

@ -1,4 +1,4 @@
// lasp_math.h
// lasp_mat.h
//
// Author: J.A. de Jong - ASCEE
//
@ -6,29 +6,13 @@
// copying of matrices and vectors.
//////////////////////////////////////////////////////////////////////
#pragma once
#ifndef LASP_MATH_H
#define LASP_MATH_H
#ifndef LASP_MAT_H
#define LASP_MAT_H
#include "lasp_math_raw.h"
#include "lasp_alloc.h"
#include "lasp_tracer.h"
#include "lasp_assert.h"
/// Vector of floating point numbers
typedef struct {
us size;
bool _foreign_data;
d* _data; /**< Pointer set if data storage is
intern. If this is set to zero, the
vector is a sub-vector. */
} vd;
/// Vector of complex floating point numbers
typedef struct {
us size;
bool _foreign_data;
c* _data; /**< Pointer set if data storage is
intern. If this is set to zero, the
vector is a sub-vector. */
} vc;
/// Dense matrix of floating point values
typedef struct {
us n_rows;
@ -46,10 +30,20 @@ typedef struct {
c* _data;
} cmat;
#define setvecval(vec,index,val) \
dbgassert((((us) index) <= (vec)->size),OUTOFBOUNDSVEC); \
(vec)->_data[index] = val;
typedef dmat vd;
typedef cmat vc;
#define assert_equalsize(a,b) \
dbgassert((a)->n_rows == (b)->n_rows,SIZEINEQUAL); \
dbgassert((a)->n_cols == (b)->n_cols,SIZEINEQUAL);
#define is_vx(vx) ((vx)->n_cols == 1)
#define assert_vx(vx) dbgassert(is_vx(vx),"Not a vector!")
#define setvecval(vec,index,val) \
assert_vx(vec); \
dbgassert((((us) index) < (vec)->n_rows),OUTOFBOUNDSVEC); \
(vec)->_data[index] = val;
#define setmatval(mat,row,col,val) \
dbgassert((((us) row) <= mat->n_rows),OUTOFBOUNDSMATR); \
@ -62,22 +56,6 @@ typedef struct {
* @param mat The vector
* @param row The row
*/
static inline d* getvdval(const vd* vec,us row){
dbgassert(row < vec->size,OUTOFBOUNDSVEC);
return &vec->_data[row];
}
/**
* Return pointer to a value from a complex vector
*
* @param mat The vector
* @param row The row
*/
static inline c* getvcval(const vc* vec,us row){
dbgassert(row < vec->size,OUTOFBOUNDSVEC);
return &vec->_data[row];
}
/**
* Return a value from a matrix of floating points
*
@ -91,7 +69,6 @@ static inline d* getdmatval(const dmat* mat,us row,us col){
dbgassert(col < mat->n_cols,OUTOFBOUNDSMATC);
return &mat->_data[col*mat->stride+row];
}
/**
* Return a value from a matrix of complex floating points
*
@ -106,17 +83,29 @@ static inline c* getcmatval(const cmat* mat,const us row,const us col){
return &mat->_data[col*mat->stride+row];
}
static inline d* getvdval(const vd* vec,us row){
dbgassert(vec,NULLPTRDEREF);
assert_vx(vec);
return getdmatval(vec,row,0);
}
/**
* Return pointer to a value from a complex vector
*
* @param mat The vector
* @param row The row
*/
static inline c* getvcval(const vc* vec,us row){
dbgassert(vec,NULLPTRDEREF);
assert_vx(vec);
return getcmatval(vec,row,0);
}
#ifdef LASP_DEBUG
#define OVERFLOW_MAGIC_NUMBER (-10e-45)
#define check_overflow_vx(vx) \
TRACE(15,"Checking overflow " #vx); \
if(!(vx)._foreign_data) { \
dbgassert((vx)._data[(vx).size] == OVERFLOW_MAGIC_NUMBER, \
"Buffer overflow detected on" #vx ); \
} \
#define check_overflow_xmat(xmat) \
TRACE(15,"Checking overflow " #xmat); \
if(!(xmat)._foreign_data) { \
@ -125,31 +114,13 @@ static inline c* getcmatval(const cmat* mat,const us row,const us col){
"Buffer overflow detected on" #xmat ); \
} \
#define check_overflow_vx check_overflow_xmat
#else
#define check_overflow_vx(vx)
#define check_overflow_xmat(xmat)
#endif
/**
* Sets all values in a vector to the value
*
* @param vec the vector to set
* @param value
*/
static inline void vd_set(vd* vec, d value){
d_set(vec->_data,value,vec->size);
}
/**
* Sets all values in a vector to the value
*
* @param vec the vector to set
* @param value
*/
static inline void vc_set(vc* vec,const c value){
c_set(vec->_data,value,vec->size);
}
/**
* Sets all values in a matrix to the value
*
@ -164,7 +135,7 @@ static inline void dmat_set(dmat* mat,const d value){
}
}
}
#define vd_set dmat_set
/**
* Sets all values in a matrix to the value
@ -180,49 +151,8 @@ static inline void cmat_set(cmat* mat,const c value){
}
}
}
#define vc_set cmat_set
/**
* Allocate data for a float vector.
*
* @param size Size of the vector
*
* @return vd with allocated data
*/
static inline vd vd_alloc(us size) {
vd result = { size, NULL,NULL};
#ifdef LASP_DEBUG
result._data = (d*) a_malloc((size+1)*sizeof(d));
result._data[size] = OVERFLOW_MAGIC_NUMBER;
#else
result._data = (d*) a_malloc(size*sizeof(d));
#endif // LASP_DEBUG
result._foreign_data = false;
#ifdef LASP_DEBUG
vd_set(&result,NAN);
#endif // LASP_DEBUG
return result;
}
/**
* Allocate data for a complex vector.
*
* @param size Size of the vector
*
* @return vc with allocated data
*/
static inline vc vc_alloc(us size) {
vc result = { size, NULL, NULL};
#ifdef LASP_DEBUG
result._data = (c*) a_malloc((size+1)*sizeof(c));
result._data[size] = OVERFLOW_MAGIC_NUMBER;
#else
result._data = (c*) a_malloc(size*sizeof(c));
#endif // LASP_DEBUG
result._foreign_data = false;
#ifdef LASP_DEBUG
vc_set(&result,NAN+I*NAN);
#endif // LASP_DEBUG
return result;
}
/**
* Allocate data for a matrix of floating points
*
@ -250,7 +180,6 @@ static inline dmat dmat_alloc(us n_rows,
return result;
}
/**
* Allocate a matrix of complex floating points
*
@ -276,6 +205,30 @@ static inline cmat cmat_alloc(const us n_rows,
#endif // LASP_DEBUG
return result;
}
/**
* Allocate data for a float vector.
*
* @param size Size of the vector
*
* @return vd with allocated data
*/
static inline vd vd_alloc(us size) {
return dmat_alloc(size,1);
}
/**
* Allocate data for a complex vector.
*
* @param size Size of the vector
*
* @return vc with allocated data
*/
static inline vc vc_alloc(us size) {
return cmat_alloc(size,1);
}
/**
* Creates a dmat from foreign data. Does not copy the data, but only
* initializes the row pointers. Assumes column-major ordering for the
@ -288,32 +241,62 @@ static inline cmat cmat_alloc(const us n_rows,
*
* @return
*/
static inline dmat dmat_foreign(const us n_rows,
const us n_cols,
d* data) {
dbgassert(data,NULLPTRDEREF);
dmat result = {n_rows,n_cols,true,n_rows,data};
return result;
}
static inline dmat dmat_foreign_vd(vd* vector) {
dbgassert(vector,NULLPTRDEREF);
dmat result = {vector->size,1,true,vector->size,vector->_data};
static inline dmat dmat_foreign(dmat* other) {
dbgassert(other,NULLPTRDEREF);
dmat result = {other->n_rows,
other->n_cols,
true,
other->stride,
other->_data};
return result;
}
/**
* Create vd from foreign data
* Create a dmat from foreign data. Assumes the stride of the data is
* n_rows.
*
* @param size Size of the vector
* @param data Pointer to data
* @param n_rows Number of rows
* @param n_cols Number of columns
* @param data Pointer to data storage
*
* @return
* @return dmat
*/
static inline vd vd_foreign(const us size,d* data) {
static inline dmat dmat_foreign_data(us n_rows,
us n_cols,
d* data,
bool own_data) {
dbgassert(data,NULLPTRDEREF);
vd result = {size,true,data};
dmat result = {n_rows,
n_cols,
!own_data,
n_rows,
data};
return result;
}
/**
* Create a cmat from foreign data. Assumes the stride of the data is
* n_rows.
*
* @param n_rows Number of rows
* @param n_cols Number of columns
* @param data Pointer to data storage
*
* @return dmat
*/
static inline cmat cmat_foreign_data(us n_rows,
us n_cols,
c* data,
bool own_data) {
dbgassert(data,NULLPTRDEREF);
cmat result = {n_rows,
n_cols,
!own_data,
n_rows,
data};
return result;
}
/**
* Creates a cmat from foreign data. Does not copy the data, but only
* initializes the row pointers. Assumes column-major ordering for the
@ -326,34 +309,18 @@ static inline vd vd_foreign(const us size,d* data) {
*
* @return
*/
static inline cmat cmat_foreign(const us n_rows,
const us n_cols,
c* data) {
dbgassert(data,NULLPTRDEREF);
cmat result = {n_rows,n_cols,true,n_rows,data};
static inline cmat cmat_foreign(cmat* other) {
dbgassert(other,NULLPTRDEREF);
cmat result = {other->n_rows,
other->n_cols,
true,
other->stride,
other->_data};
return result;
}
/**
* Free's data of a vector. Is safe to run on sub-vecs as well, to
* make API consistent. (Only free's data if data pointer is set)
*
* @param f Vector to free
*/
static inline void vd_free(vd* f) {
dbgassert(f,NULLPTRDEREF);
if(!(f->_foreign_data)) a_free(f->_data);
}
/**
* Free's data of a vector. Is safe to run on sub-vecs as well, to
* make API consistent. (Only free's data if data pointer is set)
*
* @param f Vector to free
*/
static inline void vc_free(vc* f) {
dbgassert(f,NULLPTRDEREF);
if(!(f->_foreign_data)) a_free(f->_data);
}
/**
* Free's data of dmat. Safe to run on sub-matrices as well.
*
@ -363,6 +330,8 @@ static inline void dmat_free(dmat* m) {
dbgassert(m,NULLPTRDEREF);
if(!(m->_foreign_data)) a_free(m->_data);
}
#define vd_free dmat_free
/**
* Free's data of dmat. Safe to run on sub-matrices as well.
*
@ -372,7 +341,7 @@ static inline void cmat_free(cmat* m) {
dbgassert(m,NULLPTRDEREF);
if(!(m->_foreign_data)) a_free(m->_data);
}
#define vc_free cmat_free
/**
* Copy some rows from one matrix to another
@ -457,40 +426,6 @@ static inline cmat cmat_submat(cmat* parent,
return result;
}
/**
* Copy contents of one vector to another
*
* @param to : Vector to write to
* @param from : Vector to read from
*/
static inline void vd_copy(vd* to,const vd* from) {
dbgassert(to && from,NULLPTRDEREF);
dbgassert(to->size==from->size,SIZEINEQUAL);
d_copy(to->_data,from->_data,to->size,1,1);
}
static inline void vd_copy_rows(vd* to,
const vd* from,
const us startrow_to,
const us startrow_from,
const us nrows) {
dbgassert(to && from,NULLPTRDEREF);
dbgassert(startrow_from+nrows <= from->size,OUTOFBOUNDSMATR);
dbgassert(startrow_to+nrows <= to->size,OUTOFBOUNDSMATR);
d_copy(&to->_data[startrow_to],
&from->_data[startrow_from],
nrows,1,1);
}
/**
* Copy contents of one vector to another
*
* @param to : Vector to write to
* @param from : Vector to read from
*/
static inline void vc_copy(vc* to,const vc* from) {
dbgassert(to && from,NULLPTRDEREF);
dbgassert(to->size==from->size,SIZEINEQUAL);
c_copy(to->_data,from->_data,to->size);
}
/**
* Copy contents of one matrix to another. Sizes should be equal
*
@ -524,6 +459,31 @@ static inline void cmat_copy(cmat* to,const cmat* from) {
}
}
/**
* Copy contents of one vector to another
*
* @param to : Vector to write to
* @param from : Vector to read from
*/
static inline void vd_copy(vd* to,const vd* from) {
dbgassert(to && from,NULLPTRDEREF);
assert_vx(to);
assert_vx(from);
dmat_copy(to,from);
}
/**
* Copy contents of one vector to another
*
* @param to : Vector to write to
* @param from : Vector to read from
*/
static inline void vc_copy(vc* to,const vc* from) {
dbgassert(to && from,NULLPTRDEREF);
assert_vx(to);
assert_vx(from);
cmat_copy(to,from);
}
/**
* Get a reference to a column of a matrix as a vector
@ -534,7 +494,7 @@ static inline void cmat_copy(cmat* to,const cmat* from) {
* @return vector with reference to column
*/
static inline vd dmat_column(dmat* x,us col) {
vd res = {x->n_rows,true,getdmatval(x,0,col)};
vd res = {x->n_rows,1,true,x->stride,getdmatval(x,0,col)};
return res;
}
@ -547,7 +507,7 @@ static inline vd dmat_column(dmat* x,us col) {
* @return vector with reference to column
*/
static inline vc cmat_column(cmat* x,us col) {
vc res = {x->n_rows,true,getcmatval(x,0,col)};
vc res = {x->n_rows,1,true,x->stride,getcmatval(x,0,col)};
return res;
}
@ -557,11 +517,14 @@ static inline vc cmat_column(cmat* x,us col) {
* @param a
* @param b
*/
static inline void vc_conj(vc* a,const vc* b) {
static inline void cmat_conj(cmat* a,const cmat* b) {
fsTRACE(15);
dbgassert(a && b,NULLPTRDEREF);
dbgassert(a->size == b->size,SIZEINEQUAL);
carray_conj(a->_data,b->_data,a->size);
dbgassert(a->n_cols == b->n_cols,SIZEINEQUAL);
dbgassert(a->n_rows == b->n_rows,SIZEINEQUAL);
for(us col=0;col<a->n_cols;col++) {
carray_conj(getcmatval(a,0,col),getcmatval(b,0,col),a->n_rows);
}
feTRACE(15);
}
@ -570,7 +533,7 @@ static inline void vc_conj(vc* a,const vc* b) {
*
* @param x
*/
static inline void cmat_conj(cmat* x) {
static inline void cmat_conj_inplace(cmat* x) {
dbgassert(x,NULLPTRDEREF);
for(us col=0;col<x->n_cols;col++) {
c_conj_inplace(getcmatval(x,0,col),x->n_rows);
@ -580,14 +543,15 @@ static inline void cmat_conj(cmat* x) {
#ifdef LASP_DEBUG
void print_cmat(const cmat* m);
void print_vc(const vc* m);
void print_vd(const vd* m);
void print_dmat(const dmat* m);
#define print_vc print_cmat
#define print_vd print_dmat
#else
#define print_cmat(m)
#define print_vc(m)
#define print_dmat(m)
#endif
#endif // LASP_MATH_H
#endif // LASP_MAT_H
//////////////////////////////////////////////////////////////////////

2
lasp/c/lasp_ps.c
View File

@ -148,7 +148,7 @@ void PowerSpectra_compute(const PowerSpectra* ps,
vc j_vec = cmat_column(&fft_work,j);
/* Compute the conjugate of spectra j */
vc_conj(&j_vec_conj,&j_vec);
cmat_conj(&j_vec_conj,&j_vec);
check_overflow_xmat(fft_work);

1
lasp/c/lasp_python.h
View File

@ -8,7 +8,6 @@
#pragma once
#ifndef LASP_PYTHON_H
#define LASP_PYTHON_H
#define TRACERPLUS (-5)
#include <numpy/ndarrayobject.h>
#ifdef LASP_DOUBLE_PRECISION
#define LASP_NUMPY_FLOAT_TYPE NPY_FLOAT64

6
lasp/c/lasp_signals.h
View File

@ -8,7 +8,7 @@
#pragma once
#ifndef LASP_SIGNALS_H
#define LASP_SIGNALS_H
#include "lasp_math.h"
#include "lasp_mat.h"
/**
* Compute the signal power, that is \f$ \frac{1}{N} \sum_{i=0}^{N-1}
@ -19,10 +19,10 @@
*/
static inline d signal_power(vd* signal) {
d res = 0;
for(us i=0;i<signal->size;i++) {
for(us i=0;i<signal->n_rows;i++) {
res+= d_pow(*getvdval(signal,i),2);
}
res /= signal->size;
res /= signal->n_rows;
return res;
}

5
lasp/c/lasp_window.c
View File

@ -59,7 +59,10 @@ static d bartlett(us n,us N) {
}
int window_create(const WindowType wintype,vd* result,d* win_pow) {
fsTRACE(15);
us nfft = result->size;
dbgassert(result && win_pow,NULLPTRDEREF);
assert_vx(result);
us nfft = result->n_rows;
d (*win_fun)(us,us);
switch (wintype) {
case Hann: {

2
lasp/c/lasp_window.h
View File

@ -8,7 +8,7 @@
#pragma once
#ifndef LASP_WINDOW_H
#define LASP_WINDOW_H
#include "lasp_math.h"
#include "lasp_mat.h"
typedef enum {
Hann = 0,

23
lasp/config.pxi.in
View File

@ -29,7 +29,7 @@ cdef extern from "lasp_tracer.h":
void fsTRACE(int)
void feTRACE(int)
void clearScreen()
cdef extern from "lasp_math.h":
cdef extern from "lasp_mat.h":
ctypedef struct dmat:
us n_cols
us n_rows
@ -37,16 +37,17 @@ cdef extern from "lasp_math.h":
bint _foreign_data
ctypedef struct cmat:
pass
ctypedef struct vd:
pass
ctypedef struct vc:
pass
dmat dmat_foreign(us n_rows,
us n_cols,
d* data)
cmat cmat_foreign(us n_rows,
us n_cols,
c* data)
ctypedef cmat vc
ctypedef dmat vd
dmat dmat_foreign_data(us n_rows,
us n_cols,
d* data,
bint own_data)
cmat cmat_foreign_data(us n_rows,
us n_cols,
c* data,
bint own_data)
cmat cmat_alloc(us n_rows,us n_cols)
dmat dmat_alloc(us n_rows,us n_cols)

79
lasp/wrappers.pyx
View File

@ -50,13 +50,15 @@ cdef class Fft:
# result[:,:] = np.nan+1j*np.nan
cdef c[::1,:] result_view = result
cdef cmat r = cmat_foreign(result.shape[0],
result.shape[1],
&result_view[0,0])
cdef cmat r = cmat_foreign_data(result.shape[0],
result.shape[1],
&result_view[0,0],
False)
cdef dmat t = dmat_foreign(timedata.shape[0],
timedata.shape[1],
&timedata[0,0])
cdef dmat t = dmat_foreign_data(timedata.shape[0],
timedata.shape[1],
&timedata[0,0],
False)
Fft_fft(self._fft,&t,&r)
@ -74,18 +76,20 @@ cdef class Fft:
# result[:,:] = np.nan+1j*np.nan
cdef cmat f = cmat_foreign(freqdata.shape[0],
freqdata.shape[1],
&freqdata[0,0])
cdef cmat f = cmat_foreign_data(freqdata.shape[0],
freqdata.shape[1],
&freqdata[0,0],
False)
timedata = np.empty((nfft,nchannels),
dtype=NUMPY_FLOAT_TYPE,
order='F')
cdef d[::1,:] timedata_view = timedata
cdef dmat t = dmat_foreign(timedata.shape[0],
timedata.shape[1],
&timedata_view[0,0])
cdef dmat t = dmat_foreign_data(timedata.shape[0],
timedata.shape[1],
&timedata_view[0,0],
False)
Fft_ifft(self._fft,&f,&t)
@ -142,9 +146,10 @@ cdef class PowerSpectra:
cmat result_mat
td = dmat_foreign(nfft,
nchannels,
&timedata[0,0])
td = dmat_foreign_data(nfft,
nchannels,
&timedata[0,0],
False)
# The array here is created in such a way that the strides
# increase with increasing dimension. This is required for
@ -159,9 +164,10 @@ cdef class PowerSpectra:
cdef c[::1,:,:] result_view = result
result_mat = cmat_foreign(nfft//2+1,
nchannels*nchannels,
&result_view[0,0,0])
result_mat = cmat_foreign_data(nfft//2+1,
nchannels*nchannels,
&result_view[0,0,0],
False)
@ -208,8 +214,8 @@ cdef class AvPowerSpectra:
cdef vd weighting_vd
cdef vd* weighting_ptr = NULL
if(weighting.size != 0):
weighting_vd = vd_foreign(weighting.size,
&weighting[0])
weighting_vd = dmat_foreign_data(weighting.n_rows,1,
&weighting[0],False)
weighting_ptr = &weighting_vd
self.aps = AvPowerSpectra_alloc(nfft,
@ -242,9 +248,10 @@ cdef class AvPowerSpectra:
if nchannels != self.nchannels:
raise RuntimeError('Invalid number of channels')
td = dmat_foreign(nsamples,
nchannels,
&timedata[0,0])
td = dmat_foreign_data(nsamples,
nchannels,
&timedata[0,0],
False)
result_ptr = AvPowerSpectra_addTimeData(self.aps,
&td)
@ -260,9 +267,10 @@ cdef class AvPowerSpectra:
dtype = NUMPY_COMPLEX_TYPE,
order='F')
cdef c[::1,:,:] result_view = result
cdef cmat res = cmat_foreign(self.nfft//2+1,
nchannels*nchannels,
&result_view[0,0,0])
cdef cmat res = cmat_foreign_data(self.nfft//2+1,
nchannels*nchannels,
&result_view[0,0,0],
True)
# Copy result
cmat_copy(&res,result_ptr)
@ -282,7 +290,11 @@ cdef class FilterBank:
cdef:
c_FilterBank* fb
def __cinit__(self,d[::1,:] h, us nfft):
cdef dmat hmat = dmat_foreign(h.shape[0],h.shape[1],&h[0,0])
cdef dmat hmat = dmat_foreign_data(h.shape[0],
h.shape[1],
&h[0,0],
True)
self.fb = FilterBank_create(&hmat,nfft)
dmat_free(&hmat)
if not self.fb:
@ -293,7 +305,9 @@ cdef class FilterBank:
FilterBank_free(self.fb)
def filter_(self,d[:] input_):
cdef vd input_vd = vd_foreign(input_.size,&input_[0])
cdef dmat input_vd = dmat_foreign_data(input_.shape[0],1,
&input_[0],False)
cdef dmat output = FilterBank_filter(self.fb,&input_vd)
# Steal the pointer from output
@ -326,9 +340,10 @@ cdef class Decimator:
def decimate(self,d[::1,:] samples):
assert samples.shape[1] == self.nchannels,'Invalid number of channels'
cdef dmat d_samples = dmat_foreign(samples.shape[0],
samples.shape[1],
&samples[0,0])
cdef dmat d_samples = dmat_foreign_data(samples.shape[0],
samples.shape[1],
&samples[0,0],
False)
cdef dmat res = Decimator_decimate(self.dec,&d_samples)
result = dmat_to_ndarray(&res,True)
@ -337,4 +352,4 @@ cdef class Decimator:
def __dealloc__(self):
if self.dec != NULL:
Decimator_free(self.dec)
Decimator_free(self.dec)

2
test/test_bf.c
View File

@ -5,7 +5,7 @@
// Description:
//
//////////////////////////////////////////////////////////////////////
#include "lasp_math.h"
#include "lasp_mat.h"
int main() {

2
test/test_math.c
View File

@ -7,7 +7,7 @@
//////////////////////////////////////////////////////////////////////
#include "lasp_fft.h"
#include "lasp_math.h"
#include "lasp_mat.h"
#include "lasp_tracer.h"
#include "lasp_alg.h"