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hdf5/test/tselect.c

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/****************************************************************************
* NCSA HDF *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING file. *
* *
****************************************************************************/
#ifdef RCSID
static char RcsId[] = "$Revision$";
#endif
/* $Id$ */
/***********************************************************
*
* Test program: tselect
*
* Test the Dataspace selection functionality
*
*************************************************************/
#include <testhdf5.h>
#include <hdf5.h>
#define FILENAME "tselect.h5"
/* 3-D dataset with fixed dimensions */
#define SPACE1_NAME "Space1"
#define SPACE1_RANK 3
#define SPACE1_DIM1 3
#define SPACE1_DIM2 15
#define SPACE1_DIM3 13
/* 2-D dataset with fixed dimensions */
#define SPACE2_NAME "Space2"
#define SPACE2_RANK 2
#define SPACE2_DIM1 30
#define SPACE2_DIM2 26
/* 2-D dataset with fixed dimensions */
#define SPACE3_NAME "Space3"
#define SPACE3_RANK 2
#define SPACE3_DIM1 15
#define SPACE3_DIM2 26
/* 3-D dataset with fixed dimensions */
#define SPACE4_NAME "Space4"
#define SPACE4_RANK 3
#define SPACE4_DIM1 11
#define SPACE4_DIM2 13
#define SPACE4_DIM3 17
/* Number of random hyperslabs to test */
#define NHYPERSLABS 10
/* Number of random hyperslab tests performed */
#define NRAND_HYPER 100
/* 5-D dataset with fixed dimensions */
#define SPACE5_NAME "Space5"
#define SPACE5_RANK 5
#define SPACE5_DIM1 10
#define SPACE5_DIM2 10
#define SPACE5_DIM3 10
#define SPACE5_DIM4 10
#define SPACE5_DIM5 10
/* 1-D dataset with same size as 5-D dataset */
#define SPACE6_NAME "Space6"
#define SPACE6_RANK 1
#define SPACE6_DIM1 (SPACE5_DIM1*SPACE5_DIM2*SPACE5_DIM3*SPACE5_DIM4*SPACE5_DIM5)
/* Element selection information */
#define POINT1_NPOINTS 10
/* Location comparison function */
int compare_size_t(const void *s1, const void *s2);
herr_t test_select_hyper_iter1(void *elem,hid_t type_id, hsize_t ndim, hssize_t *point, void *operator_data);
herr_t test_select_point_iter1(void *elem,hid_t type_id, hsize_t ndim, hssize_t *point, void *operator_data);
herr_t test_select_all_iter1(void *elem,hid_t type_id, hsize_t ndim, hssize_t *point, void *operator_data);
herr_t test_select_none_iter1(void *elem,hid_t type_id, hsize_t ndim, hssize_t *point, void *operator_data);
herr_t test_select_hyper_iter2(void *_elem, hid_t UNUSED type_id, hsize_t ndim, hssize_t *point, void *_operator_data);
/****************************************************************
**
** test_select_hyper_iter1(): Iterator for checking hyperslab iteration
**
****************************************************************/
herr_t
test_select_hyper_iter1(void *_elem,hid_t UNUSED type_id, hsize_t UNUSED ndim, hssize_t UNUSED *point, void *_operator_data)
{
uint8_t *tbuf=(uint8_t *)_elem, /* temporary buffer pointer */
**tbuf2=(uint8_t **)_operator_data; /* temporary buffer handle */
if(*tbuf!=**tbuf2)
return(-1);
else {
(*tbuf2)++;
return(0);
}
} /* end test_select_hyper_iter1() */
/****************************************************************
**
** test_select_hyper(): Test basic H5S (dataspace) selection code.
** Tests hyperslabs of various sizes and dimensionalities.
**
****************************************************************/
static void
test_select_hyper(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
H5S_class_t ext_type; /* Extent type */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslab Selection Functions\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint8_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Verify extent type */
ext_type = H5Sget_simple_extent_type(sid1);
VERIFY(ext_type, H5S_SIMPLE, "H5Sget_simple_extent_type");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 15x26 hyperslab for memory dataset */
start[0]=15; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Check that the values match with a dataset iterator */
tbuf=wbuf+(15*SPACE2_DIM2);
ret = H5Diterate(rbuf,H5T_NATIVE_UCHAR,sid2,test_select_hyper_iter1,&tbuf);
CHECK(ret, FAIL, "H5Diterate");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_hyper() */
struct pnt_iter {
hssize_t coord[POINT1_NPOINTS*2][SPACE2_RANK]; /* Coordinates for point selection */
uint8_t *buf; /* Buffer the points are in */
intn offset; /* Which point we are looking at */
};
/****************************************************************
**
** test_select_point_iter1(): Iterator for checking point iteration
** (This is really ugly code, not a very good example of correct usage - QAK)
**
****************************************************************/
herr_t
test_select_point_iter1(void *_elem,hid_t UNUSED type_id, hsize_t UNUSED ndim, hssize_t UNUSED *point, void *_operator_data)
{
uint8_t *elem=(uint8_t *)_elem; /* Pointer to the element to examine */
uint8_t *tmp; /* temporary ptr to element in operator data */
struct pnt_iter *pnt_info=(struct pnt_iter *)_operator_data;
tmp=pnt_info->buf+(pnt_info->coord[pnt_info->offset][0]*SPACE2_DIM2)+pnt_info->coord[pnt_info->offset][1];
if(*elem!=*tmp)
return(-1);
else {
pnt_info->offset++;
return(0);
}
} /* end test_select_hyper_iter1() */
/****************************************************************
**
** test_select_point(): Test basic H5S (dataspace) selection code.
** Tests element selections between dataspaces of various sizes
** and dimensionalities.
**
****************************************************************/
static void
test_select_point(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t coord1[POINT1_NPOINTS][SPACE1_RANK]; /* Coordinates for point selection */
hssize_t temp_coord1[POINT1_NPOINTS][SPACE1_RANK]; /* Coordinates for point selection */
hssize_t coord2[POINT1_NPOINTS][SPACE2_RANK]; /* Coordinates for point selection */
hssize_t temp_coord2[POINT1_NPOINTS][SPACE2_RANK]; /* Coordinates for point selection */
hssize_t coord3[POINT1_NPOINTS][SPACE3_RANK]; /* Coordinates for point selection */
hssize_t temp_coord3[POINT1_NPOINTS][SPACE3_RANK]; /* Coordinates for point selection */
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf; /* temporary buffer pointer */
intn i,j; /* Counters */
struct pnt_iter pi; /* Custom Pointer iterator struct */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Element Selection Functions\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint8_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for write buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select sequence of ten points for disk dataset */
coord1[0][0]=0; coord1[0][1]=10; coord1[0][2]= 5;
coord1[1][0]=1; coord1[1][1]= 2; coord1[1][2]= 7;
coord1[2][0]=2; coord1[2][1]= 4; coord1[2][2]= 9;
coord1[3][0]=0; coord1[3][1]= 6; coord1[3][2]=11;
coord1[4][0]=1; coord1[4][1]= 8; coord1[4][2]=13;
coord1[5][0]=2; coord1[5][1]=12; coord1[5][2]= 0;
coord1[6][0]=0; coord1[6][1]=14; coord1[6][2]= 2;
coord1[7][0]=1; coord1[7][1]= 0; coord1[7][2]= 4;
coord1[8][0]=2; coord1[8][1]= 1; coord1[8][2]= 6;
coord1[9][0]=0; coord1[9][1]= 3; coord1[9][2]= 8;
ret = H5Sselect_elements(sid1,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord1);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Verify correct elements selected */
H5Sget_select_elem_pointlist(sid1,0,POINT1_NPOINTS,(hsize_t *)temp_coord1);
for(i=0; i<POINT1_NPOINTS; i++) {
VERIFY(temp_coord1[i][0],coord1[i][0],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord1[i][1],coord1[i][1],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord1[i][2],coord1[i][2],"H5Sget_select_elem_pointlist");
} /* end for */
ret = H5Sget_select_npoints(sid1);
VERIFY(ret, 10, "H5Sget_select_npoints");
/* Append another sequence of ten points to disk dataset */
coord1[0][0]=0; coord1[0][1]= 2; coord1[0][2]= 0;
coord1[1][0]=1; coord1[1][1]=10; coord1[1][2]= 8;
coord1[2][0]=2; coord1[2][1]= 8; coord1[2][2]=10;
coord1[3][0]=0; coord1[3][1]= 7; coord1[3][2]=12;
coord1[4][0]=1; coord1[4][1]= 3; coord1[4][2]=11;
coord1[5][0]=2; coord1[5][1]= 1; coord1[5][2]= 1;
coord1[6][0]=0; coord1[6][1]=13; coord1[6][2]= 7;
coord1[7][0]=1; coord1[7][1]=14; coord1[7][2]= 6;
coord1[8][0]=2; coord1[8][1]= 2; coord1[8][2]= 5;
coord1[9][0]=0; coord1[9][1]= 6; coord1[9][2]=13;
ret = H5Sselect_elements(sid1,H5S_SELECT_APPEND,POINT1_NPOINTS,(const hssize_t **)coord1);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Verify correct elements selected */
H5Sget_select_elem_pointlist(sid1,POINT1_NPOINTS,POINT1_NPOINTS,(hsize_t *)temp_coord1);
for(i=0; i<POINT1_NPOINTS; i++) {
VERIFY(temp_coord1[i][0],coord1[i][0],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord1[i][1],coord1[i][1],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord1[i][2],coord1[i][2],"H5Sget_select_elem_pointlist");
} /* end for */
ret = H5Sget_select_npoints(sid1);
VERIFY(ret, 20, "H5Sget_select_npoints");
/* Select sequence of ten points for memory dataset */
coord2[0][0]=12; coord2[0][1]= 3;
coord2[1][0]=15; coord2[1][1]=13;
coord2[2][0]= 7; coord2[2][1]=25;
coord2[3][0]= 0; coord2[3][1]= 6;
coord2[4][0]=13; coord2[4][1]= 0;
coord2[5][0]=24; coord2[5][1]=11;
coord2[6][0]=12; coord2[6][1]=21;
coord2[7][0]=29; coord2[7][1]= 4;
coord2[8][0]= 8; coord2[8][1]= 8;
coord2[9][0]=19; coord2[9][1]=17;
ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord2);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Verify correct elements selected */
H5Sget_select_elem_pointlist(sid2,0,POINT1_NPOINTS,(hsize_t *)temp_coord2);
for(i=0; i<POINT1_NPOINTS; i++) {
VERIFY(temp_coord2[i][0],coord2[i][0],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord2[i][1],coord2[i][1],"H5Sget_select_elem_pointlist");
} /* end for */
/* Save points for later iteration */
/* (these are in the second half of the buffer, because we are prepending */
/* the next list of points to the beginning of the point selection list) */
HDmemcpy(((char *)pi.coord)+sizeof(coord2),coord2,sizeof(coord2));
ret = H5Sget_select_npoints(sid2);
VERIFY(ret, 10, "H5Sget_select_npoints");
/* Append another sequence of ten points to memory dataset */
coord2[0][0]=24; coord2[0][1]= 0;
coord2[1][0]= 2; coord2[1][1]=25;
coord2[2][0]=13; coord2[2][1]=17;
coord2[3][0]= 8; coord2[3][1]= 3;
coord2[4][0]=29; coord2[4][1]= 4;
coord2[5][0]=11; coord2[5][1]=14;
coord2[6][0]= 5; coord2[6][1]=22;
coord2[7][0]=12; coord2[7][1]= 2;
coord2[8][0]=21; coord2[8][1]=12;
coord2[9][0]= 9; coord2[9][1]=18;
ret = H5Sselect_elements(sid2,H5S_SELECT_PREPEND,POINT1_NPOINTS,(const hssize_t **)coord2);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Verify correct elements selected */
H5Sget_select_elem_pointlist(sid2,0,POINT1_NPOINTS,(hsize_t *)temp_coord2);
for(i=0; i<POINT1_NPOINTS; i++) {
VERIFY(temp_coord2[i][0],coord2[i][0],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord2[i][1],coord2[i][1],"H5Sget_select_elem_pointlist");
} /* end for */
ret = H5Sget_select_npoints(sid2);
VERIFY(ret, 20, "H5Sget_select_npoints");
/* Save points for later iteration */
HDmemcpy(pi.coord,coord2,sizeof(coord2));
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select sequence of points for read dataset */
coord3[0][0]= 0; coord3[0][1]= 2;
coord3[1][0]= 4; coord3[1][1]= 8;
coord3[2][0]=13; coord3[2][1]=13;
coord3[3][0]=14; coord3[3][1]=20;
coord3[4][0]= 7; coord3[4][1]= 9;
coord3[5][0]= 2; coord3[5][1]= 0;
coord3[6][0]= 9; coord3[6][1]=19;
coord3[7][0]= 1; coord3[7][1]=22;
coord3[8][0]=12; coord3[8][1]=21;
coord3[9][0]=11; coord3[9][1]= 6;
ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord3);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Verify correct elements selected */
H5Sget_select_elem_pointlist(sid2,0,POINT1_NPOINTS,(hsize_t *)temp_coord3);
for(i=0; i<POINT1_NPOINTS; i++) {
VERIFY(temp_coord3[i][0],coord3[i][0],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord3[i][1],coord3[i][1],"H5Sget_select_elem_pointlist");
} /* end for */
ret = H5Sget_select_npoints(sid2);
VERIFY(ret, 10, "H5Sget_select_npoints");
/* Append another sequence of ten points to disk dataset */
coord3[0][0]=14; coord3[0][1]=25;
coord3[1][0]= 0; coord3[1][1]= 0;
coord3[2][0]=11; coord3[2][1]=11;
coord3[3][0]= 5; coord3[3][1]=14;
coord3[4][0]= 3; coord3[4][1]= 5;
coord3[5][0]= 2; coord3[5][1]= 2;
coord3[6][0]= 7; coord3[6][1]=13;
coord3[7][0]= 9; coord3[7][1]=16;
coord3[8][0]=12; coord3[8][1]=22;
coord3[9][0]=13; coord3[9][1]= 9;
ret = H5Sselect_elements(sid2,H5S_SELECT_APPEND,POINT1_NPOINTS,(const hssize_t **)coord3);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Verify correct elements selected */
H5Sget_select_elem_pointlist(sid2,POINT1_NPOINTS,POINT1_NPOINTS,(hsize_t *)temp_coord3);
for(i=0; i<POINT1_NPOINTS; i++) {
VERIFY(temp_coord3[i][0],coord3[i][0],"H5Sget_select_elem_pointlist");
VERIFY(temp_coord3[i][1],coord3[i][1],"H5Sget_select_elem_pointlist");
} /* end for */
ret = H5Sget_select_npoints(sid2);
VERIFY(ret, 20, "H5Sget_select_npoints");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Check that the values match with a dataset iterator */
pi.buf=wbuf;
pi.offset=0;
ret = H5Diterate(rbuf,H5T_NATIVE_UCHAR,sid2,test_select_point_iter1,&pi);
CHECK(ret, FAIL, "H5Diterate");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_point() */
/****************************************************************
**
** test_select_all_iter1(): Iterator for checking all iteration
**
**
****************************************************************/
herr_t
test_select_all_iter1(void *_elem,hid_t UNUSED type_id, hsize_t UNUSED ndim, hssize_t UNUSED *point, void *_operator_data)
{
uint8_t *tbuf=(uint8_t *)_elem, /* temporary buffer pointer */
**tbuf2=(uint8_t **)_operator_data; /* temporary buffer handle */
if(*tbuf!=**tbuf2)
return(-1);
else {
(*tbuf2)++;
return(0);
}
} /* end test_select_all_iter1() */
/****************************************************************
**
** test_select_none_iter1(): Iterator for checking none iteration
** (This is never supposed to be called, so it always returns -1)
**
****************************************************************/
herr_t
test_select_none_iter1(void UNUSED *_elem,hid_t UNUSED type_id, hsize_t UNUSED ndim, hssize_t UNUSED *point, void UNUSED *_operator_data)
{
return(-1);
} /* end test_select_none_iter1() */
/****************************************************************
**
** test_select_all(): Test basic H5S (dataspace) selection code.
** Tests "all" selections.
**
****************************************************************/
static void
test_select_all(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE3_DIM1, SPACE3_DIM2};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
H5S_class_t ext_type; /* Extent type */
/* Output message about test being performed */
MESSAGE(5, ("Testing 'All' Selection Functions\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint8_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE3_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Verify extent type */
ext_type = H5Sget_simple_extent_type(sid1);
VERIFY(ext_type, H5S_SIMPLE, "H5Sget_simple_extent_type");
/* Select entire 15x26 extent for disk dataset */
ret = H5Sselect_all(sid1);
CHECK(ret, FAIL, "H5Sselect_all");
/* Select 15x26 hyperslab for memory dataset */
start[0]=15; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select no extent for disk dataset */
ret = H5Sselect_none(sid1);
CHECK(ret, FAIL, "H5Sselect_all");
/* Read selection from disk (should fail with no selection defined) */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
VERIFY(ret, FAIL, "H5Dread");
/* Select entire 15x26 extent for disk dataset */
ret = H5Sselect_all(sid1);
CHECK(ret, FAIL, "H5Sselect_all");
/* Read selection from disk (should work now) */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Check that the values match with a dataset iterator */
tbuf=wbuf+(15*SPACE2_DIM2);
ret = H5Diterate(rbuf,H5T_NATIVE_UCHAR,sid2,test_select_all_iter1,&tbuf);
CHECK(ret, FAIL, "H5Diterate");
/* A quick check to make certain that iterating through a "none" selection works */
ret = H5Sselect_none(sid2);
CHECK(ret, FAIL, "H5Sselect_all");
ret = H5Diterate(rbuf,H5T_NATIVE_UCHAR,sid2,test_select_none_iter1,&tbuf);
CHECK(ret, FAIL, "H5Diterate");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_all() */
/****************************************************************
**
** test_select_combo(): Test basic H5S (dataspace) selection code.
** Tests combinations of element and hyperslab selections between
** dataspaces of various sizes and dimensionalities.
**
****************************************************************/
static void
test_select_combo(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t coord1[POINT1_NPOINTS][SPACE1_RANK]; /* Coordinates for point selection */
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf, /* temporary buffer pointer */
*tbuf2; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Combination of Hyperslab & Element Selection Functions\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint8_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for write buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select sequence of ten points for disk dataset */
coord1[0][0]=0; coord1[0][1]=10; coord1[0][2]= 5;
coord1[1][0]=1; coord1[1][1]= 2; coord1[1][2]= 7;
coord1[2][0]=2; coord1[2][1]= 4; coord1[2][2]= 9;
coord1[3][0]=0; coord1[3][1]= 6; coord1[3][2]=11;
coord1[4][0]=1; coord1[4][1]= 8; coord1[4][2]=13;
coord1[5][0]=2; coord1[5][1]=12; coord1[5][2]= 0;
coord1[6][0]=0; coord1[6][1]=14; coord1[6][2]= 2;
coord1[7][0]=1; coord1[7][1]= 0; coord1[7][2]= 4;
coord1[8][0]=2; coord1[8][1]= 1; coord1[8][2]= 6;
coord1[9][0]=0; coord1[9][1]= 3; coord1[9][2]= 8;
ret = H5Sselect_elements(sid1,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord1);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Select 1x10 hyperslab for writing memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=1; count[1]=10;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 10x1 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=10; count[1]=1;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0; i<POINT1_NPOINTS; i++) {
tbuf=wbuf+i;
tbuf2=rbuf+(i*SPACE3_DIM2);
if(*tbuf!=*tbuf2) {
printf("element values don't match!, i=%d\n",i);
} /* end if */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_combo() */
int
compare_size_t(const void *s1, const void *s2)
{
if(*(const size_t *)s1<*(const size_t *)s2)
return(-1);
else
if(*(const size_t *)s1>*(const size_t *)s2)
return(1);
else
return(0);
}
/****************************************************************
**
** test_select_hyper_stride(): Test H5S (dataspace) selection code.
** Tests strided hyperslabs of various sizes and dimensionalities.
**
****************************************************************/
static void
test_select_hyper_stride(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
uint16_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf, /* temporary buffer pointer */
*tbuf2; /* temporary buffer pointer */
size_t loc1[72]={ /* Gruesomely ugly way to make certain hyperslab locations are checked correctly */
27, 28, 29, 53, 54, 55, 79, 80, 81, /* Block #1 */
32, 33, 34, 58, 59, 60, 84, 85, 86, /* Block #2 */
157,158,159,183,184,185,209,210,211, /* Block #3 */
162,163,164,188,189,190,214,215,216, /* Block #4 */
287,288,289,313,314,315,339,340,341, /* Block #5 */
292,293,294,318,319,320,344,345,346, /* Block #6 */
417,418,419,443,444,445,469,470,471, /* Block #7 */
422,423,424,448,449,450,474,475,476, /* Block #8 */
};
size_t loc2[72]={
0, 1, 2, 26, 27, 28, /* Block #1 */
4, 5, 6, 30, 31, 32, /* Block #2 */
8, 9, 10, 34, 35, 36, /* Block #3 */
12, 13, 14, 38, 39, 40, /* Block #4 */
104,105,106,130,131,132, /* Block #5 */
108,109,110,134,135,136, /* Block #6 */
112,113,114,138,139,140, /* Block #7 */
116,117,118,142,143,144, /* Block #8 */
208,209,210,234,235,236, /* Block #9 */
212,213,214,238,239,240, /* Block #10 */
216,217,218,242,243,244, /* Block #11 */
220,221,222,246,247,248, /* Block #12 */
};
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslabs with Strides Functionality\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint16_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint16_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint16_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x3x3 count with a stride of 2x4x3 & 1x2x2 block hyperslab for disk dataset */
start[0]=0; start[1]=0; start[2]=0;
stride[0]=2; stride[1]=4; stride[2]=3;
count[0]=2; count[1]=3; count[2]=3;
block[0]=1; block[1]=2; block[2]=2;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 4x2 count with a stride of 5x5 & 3x3 block hyperslab for memory dataset */
start[0]=1; start[1]=1;
stride[0]=5; stride[1]=5;
count[0]=4; count[1]=2;
block[0]=3; block[1]=3;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_STD_U16LE,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_USHORT,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 3x4 count with a stride of 4x4 & 2x3 block hyperslab for memory dataset */
start[0]=0; start[1]=0;
stride[0]=4; stride[1]=4;
count[0]=3; count[1]=4;
block[0]=2; block[1]=3;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_USHORT,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Sort the locations into the proper order */
qsort(loc1,72,sizeof(size_t),compare_size_t);
qsort(loc2,72,sizeof(size_t),compare_size_t);
/* Compare data read with data written out */
for(i=0; i<72; i++) {
tbuf=wbuf+loc1[i];
tbuf2=rbuf+loc2[i];
if(*tbuf!=*tbuf2) {
printf("hyperslab values don't match!, loc1[%d]=%d, loc2[%d]=%d\n",i,(int)loc1[i],i,(int)loc2[i]);
#ifdef QAK
printf("wbuf=%p, *tbuf=%p, rbuf=%p, tbuf2=%p\n",wbuf,tbuf,rbuf,tbuf2);
printf("*tbuf=%d, *tbuf2=%d\n",(int)*tbuf,(int)*tbuf2);
#endif /* QAK */
} /* end if */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_hyper() */
/****************************************************************
**
** test_select_hyper_copy(): Test H5S (dataspace) selection code.
** Tests copying hyperslab selections
**
****************************************************************/
static void
test_select_hyper_copy(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t data1,data2; /* Dataset IDs */
hid_t sid1,sid2,sid3; /* Dataspace IDs */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
uint16_t *wbuf, /* buffer to write to disk */
*rbuf, /* 1st buffer read from disk */
*rbuf2, /* 2nd buffer read from disk */
*tbuf; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslabs with Strides Functionality\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint16_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint16_t),SPACE3_DIM1*SPACE3_DIM2);
rbuf2=calloc(sizeof(uint16_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint16_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x3x3 count with a stride of 2x4x3 & 1x2x2 block hyperslab for disk dataset */
start[0]=0; start[1]=0; start[2]=0;
stride[0]=2; stride[1]=4; stride[2]=3;
count[0]=2; count[1]=3; count[2]=3;
block[0]=1; block[1]=2; block[2]=2;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 4x2 count with a stride of 5x5 & 3x3 block hyperslab for memory dataset */
start[0]=1; start[1]=1;
stride[0]=5; stride[1]=5;
count[0]=4; count[1]=2;
block[0]=3; block[1]=3;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Make a copy of the dataspace to write */
sid3 = H5Scopy(sid2);
CHECK(sid3, FAIL, "H5Scopy");
/* Create a dataset */
data1=H5Dcreate(fid1,"Dataset1",H5T_STD_U16LE,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(data1,H5T_STD_U16LE,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create another dataset */
data2=H5Dcreate(fid1,"Dataset2",H5T_STD_U16LE,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(data2,H5T_STD_U16LE,sid3,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid3);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 3x4 count with a stride of 4x4 & 2x3 block hyperslab for memory dataset */
start[0]=0; start[1]=0;
stride[0]=4; stride[1]=4;
count[0]=3; count[1]=4;
block[0]=2; block[1]=3;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Make a copy of the dataspace to read */
sid3 = H5Scopy(sid2);
CHECK(sid3, FAIL, "H5Scopy");
/* Read selection from disk */
ret=H5Dread(data1,H5T_STD_U16LE,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Read selection from disk */
ret=H5Dread(data2,H5T_STD_U16LE,sid3,sid1,H5P_DEFAULT,rbuf2);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
if(HDmemcmp(rbuf,rbuf2,sizeof(uint16_t)*SPACE3_DIM1*SPACE3_DIM2)) {
printf("hyperslab values don't match!\n");
} /* end if */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close 2nd memory dataspace */
ret = H5Sclose(sid3);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(data1);
CHECK(ret, FAIL, "H5Dclose");
/* Close Dataset */
ret = H5Dclose(data2);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
free(rbuf2);
} /* test_select_hyper_copy() */
/****************************************************************
**
** test_select_point_copy(): Test H5S (dataspace) selection code.
** Tests copying point selections
**
****************************************************************/
static void
test_select_point_copy(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t data1,data2; /* Dataset IDs */
hid_t sid1,sid2,sid3; /* Dataspace IDs */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t coord1[POINT1_NPOINTS][SPACE1_RANK]; /* Coordinates for point selection */
hssize_t coord2[POINT1_NPOINTS][SPACE2_RANK]; /* Coordinates for point selection */
hssize_t coord3[POINT1_NPOINTS][SPACE3_RANK]; /* Coordinates for point selection */
uint16_t *wbuf, /* buffer to write to disk */
*rbuf, /* 1st buffer read from disk */
*rbuf2, /* 2nd buffer read from disk */
*tbuf; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslabs with Strides Functionality\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint16_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint16_t),SPACE3_DIM1*SPACE3_DIM2);
rbuf2=calloc(sizeof(uint16_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint16_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select sequence of ten points for disk dataset */
coord1[0][0]=0; coord1[0][1]=10; coord1[0][2]= 5;
coord1[1][0]=1; coord1[1][1]= 2; coord1[1][2]= 7;
coord1[2][0]=2; coord1[2][1]= 4; coord1[2][2]= 9;
coord1[3][0]=0; coord1[3][1]= 6; coord1[3][2]=11;
coord1[4][0]=1; coord1[4][1]= 8; coord1[4][2]=13;
coord1[5][0]=2; coord1[5][1]=12; coord1[5][2]= 0;
coord1[6][0]=0; coord1[6][1]=14; coord1[6][2]= 2;
coord1[7][0]=1; coord1[7][1]= 0; coord1[7][2]= 4;
coord1[8][0]=2; coord1[8][1]= 1; coord1[8][2]= 6;
coord1[9][0]=0; coord1[9][1]= 3; coord1[9][2]= 8;
ret = H5Sselect_elements(sid1,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord1);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Select sequence of ten points for write dataset */
coord2[0][0]=12; coord2[0][1]= 3;
coord2[1][0]=15; coord2[1][1]=13;
coord2[2][0]= 7; coord2[2][1]=25;
coord2[3][0]= 0; coord2[3][1]= 6;
coord2[4][0]=13; coord2[4][1]= 0;
coord2[5][0]=24; coord2[5][1]=11;
coord2[6][0]=12; coord2[6][1]=21;
coord2[7][0]=29; coord2[7][1]= 4;
coord2[8][0]= 8; coord2[8][1]= 8;
coord2[9][0]=19; coord2[9][1]=17;
ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord2);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Make a copy of the dataspace to write */
sid3 = H5Scopy(sid2);
CHECK(sid3, FAIL, "H5Scopy");
/* Create a dataset */
data1=H5Dcreate(fid1,"Dataset1",H5T_STD_U16LE,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(data1,H5T_STD_U16LE,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create another dataset */
data2=H5Dcreate(fid1,"Dataset2",H5T_STD_U16LE,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(data2,H5T_STD_U16LE,sid3,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid3);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select sequence of points for read dataset */
coord3[0][0]= 0; coord3[0][1]= 2;
coord3[1][0]= 4; coord3[1][1]= 8;
coord3[2][0]=13; coord3[2][1]=13;
coord3[3][0]=14; coord3[3][1]=25;
coord3[4][0]= 7; coord3[4][1]= 9;
coord3[5][0]= 2; coord3[5][1]= 0;
coord3[6][0]= 9; coord3[6][1]=19;
coord3[7][0]= 1; coord3[7][1]=22;
coord3[8][0]=12; coord3[8][1]=21;
coord3[9][0]=11; coord3[9][1]= 6;
ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord3);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Make a copy of the dataspace to read */
sid3 = H5Scopy(sid2);
CHECK(sid3, FAIL, "H5Scopy");
/* Read selection from disk */
ret=H5Dread(data1,H5T_STD_U16LE,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Read selection from disk */
ret=H5Dread(data2,H5T_STD_U16LE,sid3,sid1,H5P_DEFAULT,rbuf2);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
if(HDmemcmp(rbuf,rbuf2,sizeof(uint16_t)*SPACE3_DIM1*SPACE3_DIM2)) {
printf("hyperslab values don't match!\n");
} /* end if */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close 2nd memory dataspace */
ret = H5Sclose(sid3);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(data1);
CHECK(ret, FAIL, "H5Dclose");
/* Close Dataset */
ret = H5Dclose(data2);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
free(rbuf2);
} /* test_select_point_copy() */
/****************************************************************
**
** test_select_hyper_offset(): Test basic H5S (dataspace) selection code.
** Tests hyperslabs of various sizes and dimensionalities with selection
** offsets.
**
****************************************************************/
static void
test_select_hyper_offset(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
hssize_t offset[SPACE1_RANK]; /* Offset of selection */
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf, /* temporary buffer pointer */
*tbuf2; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
htri_t valid; /* Generic boolean return value */
H5S_class_t ext_type; /* Extent type */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslab Selection Functions with Offsets\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint8_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Verify extent type */
ext_type = H5Sget_simple_extent_type(sid1);
VERIFY(ext_type, H5S_SIMPLE, "H5Sget_simple_extent_type");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Check a valid offset */
offset[0]=-1; offset[1]=0; offset[2]=0;
ret = H5Soffset_simple(sid1,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid1);
VERIFY(valid, TRUE, "H5Sselect_valid");
/* Check an invalid offset */
offset[0]=10; offset[1]=0; offset[2]=0;
ret = H5Soffset_simple(sid1,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid1);
VERIFY(valid, FALSE, "H5Sselect_valid");
/* Reset offset */
offset[0]=0; offset[1]=0; offset[2]=0;
ret = H5Soffset_simple(sid1,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid1);
VERIFY(valid, TRUE, "H5Sselect_valid");
/* Select 15x26 hyperslab for memory dataset */
start[0]=15; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Choose a valid offset for the memory dataspace */
offset[0]=-10; offset[1]=0;
ret = H5Soffset_simple(sid2,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid2);
VERIFY(valid, TRUE, "H5Sselect_valid");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0; i<SPACE3_DIM1; i++) {
tbuf=wbuf+((i+5)*SPACE2_DIM2);
tbuf2=rbuf+(i*SPACE3_DIM2);
for(j=0; j<SPACE3_DIM2; j++, tbuf++, tbuf2++) {
if(*tbuf!=*tbuf2) {
printf("%d: hyperslab values don't match!, i=%d, j=%d\n",__LINE__,i,j);
} /* end if */
} /* end for */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_hyper_offset() */
/****************************************************************
**
** test_select_point_offset(): Test basic H5S (dataspace) selection code.
** Tests element selections between dataspaces of various sizes
** and dimensionalities with selection offsets.
**
****************************************************************/
static void
test_select_point_offset(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t coord1[POINT1_NPOINTS][SPACE1_RANK]; /* Coordinates for point selection */
hssize_t coord2[POINT1_NPOINTS][SPACE2_RANK]; /* Coordinates for point selection */
hssize_t coord3[POINT1_NPOINTS][SPACE3_RANK]; /* Coordinates for point selection */
hssize_t offset[SPACE1_RANK]; /* Offset of selection */
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf, /* temporary buffer pointer */
*tbuf2; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
htri_t valid; /* Generic boolean return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Element Selection Functions\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint8_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for write buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select sequence of ten points for disk dataset */
coord1[0][0]=0; coord1[0][1]=10; coord1[0][2]= 5;
coord1[1][0]=1; coord1[1][1]= 2; coord1[1][2]= 7;
coord1[2][0]=2; coord1[2][1]= 4; coord1[2][2]= 9;
coord1[3][0]=0; coord1[3][1]= 6; coord1[3][2]=11;
coord1[4][0]=1; coord1[4][1]= 8; coord1[4][2]=12;
coord1[5][0]=2; coord1[5][1]=12; coord1[5][2]= 0;
coord1[6][0]=0; coord1[6][1]=14; coord1[6][2]= 2;
coord1[7][0]=1; coord1[7][1]= 0; coord1[7][2]= 4;
coord1[8][0]=2; coord1[8][1]= 1; coord1[8][2]= 6;
coord1[9][0]=0; coord1[9][1]= 3; coord1[9][2]= 8;
ret = H5Sselect_elements(sid1,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord1);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Check a valid offset */
offset[0]=0; offset[1]=0; offset[2]=1;
ret = H5Soffset_simple(sid1,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid1);
VERIFY(valid, TRUE, "H5Sselect_valid");
/* Check an invalid offset */
offset[0]=10; offset[1]=0; offset[2]=0;
ret = H5Soffset_simple(sid1,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid1);
VERIFY(valid, FALSE, "H5Sselect_valid");
/* Reset offset */
offset[0]=0; offset[1]=0; offset[2]=0;
ret = H5Soffset_simple(sid1,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid1);
VERIFY(valid, TRUE, "H5Sselect_valid");
/* Select sequence of ten points for write dataset */
coord2[0][0]=12; coord2[0][1]= 3;
coord2[1][0]=15; coord2[1][1]=13;
coord2[2][0]= 7; coord2[2][1]=24;
coord2[3][0]= 0; coord2[3][1]= 6;
coord2[4][0]=13; coord2[4][1]= 0;
coord2[5][0]=24; coord2[5][1]=11;
coord2[6][0]=12; coord2[6][1]=21;
coord2[7][0]=23; coord2[7][1]= 4;
coord2[8][0]= 8; coord2[8][1]= 8;
coord2[9][0]=19; coord2[9][1]=17;
ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord2);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Choose a valid offset for the memory dataspace */
offset[0]=5; offset[1]=1;
ret = H5Soffset_simple(sid2,offset);
CHECK(ret, FAIL, "H5Soffset_simple");
valid = H5Sselect_valid(sid2);
VERIFY(valid, TRUE, "H5Sselect_valid");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select sequence of points for read dataset */
coord3[0][0]= 0; coord3[0][1]= 2;
coord3[1][0]= 4; coord3[1][1]= 8;
coord3[2][0]=13; coord3[2][1]=13;
coord3[3][0]=14; coord3[3][1]=25;
coord3[4][0]= 7; coord3[4][1]= 9;
coord3[5][0]= 2; coord3[5][1]= 0;
coord3[6][0]= 9; coord3[6][1]=19;
coord3[7][0]= 1; coord3[7][1]=22;
coord3[8][0]=12; coord3[8][1]=21;
coord3[9][0]=11; coord3[9][1]= 6;
ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,(const hssize_t **)coord3);
CHECK(ret, FAIL, "H5Sselect_elements");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0; i<POINT1_NPOINTS; i++) {
tbuf=wbuf+((coord2[i][0]+offset[0])*SPACE2_DIM2)+coord2[i][1]+offset[1];
tbuf2=rbuf+(coord3[i][0]*SPACE3_DIM2)+coord3[i][1];
if(*tbuf!=*tbuf2) {
printf("element values don't match!, i=%d\n",i);
} /* end if */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_point_offset() */
/****************************************************************
**
** test_select_hyper_union(): Test basic H5S (dataspace) selection code.
** Tests unions of hyperslabs of various sizes and dimensionalities.
**
****************************************************************/
static void
test_select_hyper_union(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hid_t xfer; /* Dataset Transfer Property List ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
size_t begin[SPACE2_DIM1]= /* Offset within irregular block */
{0,0,0,0,0,0,0,0,0,0, /* First ten rows start at offset 0 */
5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5}; /* Next eighteen rows start at offset 5 */
size_t len[SPACE2_DIM1]= /* Len of each row within irregular block */
{10,10,10,10,10,10,10,10, /* First eight rows are 10 long */
20,20, /* Next two rows are 20 long */
15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15}; /* Next eighteen rows are 15 long */
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf, /* temporary buffer pointer */
*tbuf2; /* temporary buffer pointer */
intn i,j; /* Counters */
herr_t ret; /* Generic return value */
hsize_t npoints; /* Number of elements in selection */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslab Selection Functions with unions of hyperslabs\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE2_DIM1*SPACE2_DIM2);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++)
for(j=0; j<SPACE2_DIM2; j++)
*tbuf++=(uint8_t)((i*SPACE2_DIM2)+j);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Test simple case of one block overlapping another */
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 8x26 hyperslab for memory dataset */
start[0]=15; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=8; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Union overlapping 8x26 hyperslab for memory dataset (to form a 15x26 selection) */
start[0]=22; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=8; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_OR,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
npoints = H5Sget_select_npoints(sid2);
VERIFY(npoints, 15*26, "H5Sget_select_npoints");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0; i<SPACE3_DIM1; i++) {
tbuf=wbuf+((i+15)*SPACE2_DIM2);
tbuf2=rbuf+(i*SPACE3_DIM2);
for(j=0; j<SPACE3_DIM2; j++, tbuf++, tbuf2++) {
if(*tbuf!=*tbuf2) {
printf("hyperslab values don't match!, i=%d, j=%d, *tbuf=%d, *tbuf2=%d\n",i,j,(int)*tbuf,(int)*tbuf2);
} /* end if */
} /* end for */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Test simple case of several block overlapping another */
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 8x15 hyperslab for memory dataset */
start[0]=15; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=8; count[1]=15;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Union overlapping 8x15 hyperslab for memory dataset (to form a 15x15 selection) */
start[0]=22; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=8; count[1]=15;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_OR,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Union overlapping 15x15 hyperslab for memory dataset (to form a 15x26 selection) */
start[0]=15; start[1]=11;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=15;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_OR,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
npoints = H5Sget_select_npoints(sid2);
VERIFY(npoints, 15*26, "H5Sget_select_npoints");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset2",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0; i<SPACE3_DIM1; i++) {
tbuf=wbuf+((i+15)*SPACE2_DIM2);
tbuf2=rbuf+(i*SPACE3_DIM2);
for(j=0; j<SPACE3_DIM2; j++, tbuf++, tbuf2++) {
if(*tbuf!=*tbuf2) {
printf("hyperslab values don't match!, i=%d, j=%d, *tbuf=%d, *tbuf2=%d\n",i,j,(int)*tbuf,(int)*tbuf2);
} /* end if */
} /* end for */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Test disjoint case of two non-overlapping blocks */
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 7x26 hyperslab for memory dataset */
start[0]=1; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=7; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Union non-overlapping 8x26 hyperslab for memory dataset (to form a 15x26 disjoint selection) */
start[0]=22; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=8; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_OR,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
npoints = H5Sget_select_npoints(sid2);
VERIFY(npoints, 15*26, "H5Sget_select_npoints");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset3",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0; i<SPACE3_DIM1; i++) {
/* Jump over gap in middle */
if(i<7)
tbuf=wbuf+((i+1)*SPACE2_DIM2);
else
tbuf=wbuf+((i+15)*SPACE2_DIM2);
tbuf2=rbuf+(i*SPACE3_DIM2);
for(j=0; j<SPACE3_DIM2; j++, tbuf++, tbuf2++) {
if(*tbuf!=*tbuf2) {
printf("hyperslab values don't match!, i=%d, j=%d, *tbuf=%d, *tbuf2=%d\n",i,j,(int)*tbuf,(int)*tbuf2);
} /* end if */
} /* end for */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Test disjoint case of two non-overlapping blocks with hyperslab caching turned off */
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 7x26 hyperslab for memory dataset */
start[0]=1; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=7; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Union non-overlapping 8x26 hyperslab for memory dataset (to form a 15x26 disjoint selection) */
start[0]=22; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=8; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_OR,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
npoints = H5Sget_select_npoints(sid2);
VERIFY(npoints, 15*26, "H5Sget_select_npoints");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset4",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate");
xfer = H5Pcreate (H5P_DATA_XFER);
CHECK(xfer, FAIL, "H5Pcreate");
ret = H5Pset_hyper_cache(xfer,0,1);
CHECK(ret, FAIL, "H5Pset_hyper_cache");
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,xfer,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,xfer,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Close transfer property list */
ret = H5Pclose(xfer);
CHECK(ret, FAIL, "H5Pclose");
/* Compare data read with data written out */
for(i=0; i<SPACE3_DIM1; i++) {
/* Jump over gap in middle */
if(i<7)
tbuf=wbuf+((i+1)*SPACE2_DIM2);
else
tbuf=wbuf+((i+15)*SPACE2_DIM2);
tbuf2=rbuf+(i*SPACE3_DIM2);
for(j=0; j<SPACE3_DIM2; j++, tbuf++, tbuf2++) {
if(*tbuf!=*tbuf2) {
printf("hyperslab values don't match!, i=%d, j=%d, *tbuf=%d, *tbuf2=%d\n",i,j,(int)*tbuf,(int)*tbuf2);
} /* end if */
} /* end for */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Test case of two blocks which overlap corners and must be split */
/* Create dataspace for dataset */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 10x10 hyperslab for memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=10; count[1]=10;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Union overlapping 15x20 hyperslab for memory dataset (forming a irregularly shaped region) */
start[0]=8; start[1]=5;
stride[0]=1; stride[1]=1;
count[0]=20; count[1]=15;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_OR,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
npoints = H5Sget_select_npoints(sid2);
VERIFY(npoints, 15*26, "H5Sget_select_npoints");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset5",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0,tbuf2=rbuf; i<SPACE2_DIM1; i++) {
tbuf=wbuf+(i*SPACE2_DIM2)+begin[i];
for(j=0; j<(intn)len[i]; j++, tbuf++, tbuf2++) {
if(*tbuf!=*tbuf2) {
printf("hyperslab values don't match!, i=%d, j=%d, *tbuf=%d, *tbuf2=%d\n",i,j,(int)*tbuf,(int)*tbuf2);
} /* end if */
} /* end for */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_hyper_union() */
/****************************************************************
**
** test_select_hyper_union_stagger(): Test basic H5S (dataspace) selection code.
** Tests unions of staggered hyperslabs
**
****************************************************************/
static void
test_select_hyper_union_stagger(void)
{
hid_t file_id; /* File ID */
hid_t dset_id; /* Dataset ID */
hid_t dataspace; /* File dataspace ID */
hid_t memspace; /* Memory dataspace ID */
hsize_t dimsm[2]={7,7}; /* Memory array dimensions */
hsize_t dimsf[2]={6,5}; /* File array dimensions */
hsize_t count[2]={3,1}; /* 1st Hyperslab size */
hsize_t count2[2]={3,1}; /* 2nd Hyperslab size */
hsize_t count3[2]={2,1}; /* 3rd Hyperslab size */
hssize_t offset[2]={0,0}; /* 1st Hyperslab offset */
hssize_t offset2[2]={2,1}; /* 2nd Hyperslab offset */
hssize_t offset3[2]={4,2}; /* 3rd Hyperslab offset */
hsize_t count_out[2]={4,2}; /* Hyperslab size in memory */
hssize_t offset_out[2]={0,3}; /* Hyperslab offset in memory */
int data[6][5]; /* Data to write */
int data_out[7][7]; /* Data read in */
int input_loc[8][2]={{0,0},
{1,0},
{2,0},
{2,1},
{3,1},
{4,1},
{4,2},
{5,2}};
int output_loc[8][2]={{0,3},
{0,4},
{1,3},
{1,4},
{2,3},
{2,4},
{3,3},
{3,4}};
int dsetrank=2; /* File Dataset rank */
int memrank=2; /* Memory Dataset rank */
int i,j; /* Local counting variables */
herr_t error;
hsize_t stride[2]={1,1};
hsize_t block[2]={1,1};
/* Initialize data to write */
for(i=0; i<6; i++)
for(j=0; j<5; j++)
data[i][j] = j*10 + i;
/* Create file */
file_id=H5Fcreate(FILENAME,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT);
CHECK(file_id, FAIL, "H5Fcreate");
/* Create File Dataspace */
dataspace=H5Screate_simple(dsetrank,dimsf,NULL);
CHECK(dataspace, FAIL, "H5Screate_simple");
/* Create File Dataset */
dset_id=H5Dcreate(file_id,"IntArray",H5T_NATIVE_INT,dataspace,H5P_DEFAULT);
CHECK(dset_id, FAIL, "H5Dcreate");
/* Write File Dataset */
error=H5Dwrite(dset_id,H5T_NATIVE_INT,dataspace,dataspace,H5P_DEFAULT,data);
CHECK(error, FAIL, "H5Dwrite");
/* Close things */
error=H5Sclose(dataspace);
CHECK(error, FAIL, "H5Sclose");
error=H5Dclose(dset_id);
CHECK(error, FAIL, "H5Dclose");
error=H5Fclose(file_id);
CHECK(error, FAIL, "H5Fclose");
/* Initialize intput buffer */
memset(data_out,0,7*7*sizeof(int));
/* Open file */
file_id=H5Fopen(FILENAME,H5F_ACC_RDONLY,H5P_DEFAULT);
CHECK(file_id, FAIL, "H5Fopen");
/* Open dataset */
dset_id=H5Dopen(file_id,"IntArray");
CHECK(dset_id, FAIL, "H5Dopen");
/* Get the dataspace */
dataspace=H5Dget_space(dset_id);
CHECK(dataspace, FAIL, "H5Dget_space");
/* Select the hyperslabs */
error=H5Sselect_hyperslab(dataspace,H5S_SELECT_SET,offset,stride,count,block);
CHECK(error, FAIL, "H5Sselect_hyperslab");
error=H5Sselect_hyperslab(dataspace,H5S_SELECT_OR,offset2,stride,count2,block);
CHECK(error, FAIL, "H5Sselect_hyperslab");
error=H5Sselect_hyperslab(dataspace,H5S_SELECT_OR,offset3,stride,count3,block);
CHECK(error, FAIL, "H5Sselect_hyperslab");
/* Create Memory Dataspace */
memspace=H5Screate_simple(memrank,dimsm,NULL);
CHECK(memspace, FAIL, "H5Screate_simple");
/* Select hyperslab in memory */
error=H5Sselect_hyperslab(memspace,H5S_SELECT_SET,offset_out,stride,count_out,block);
CHECK(error, FAIL, "H5Sselect_hyperslab");
/* Read File Dataset */
error=H5Dread(dset_id,H5T_NATIVE_INT,memspace,dataspace,H5P_DEFAULT,data_out);
CHECK(error, FAIL, "H5Dread");
/* Verify input data */
for(i=0; i<8; i++) {
if(data[input_loc[i][0]][input_loc[i][1]]!=data_out[output_loc[i][0]][output_loc[i][1]]) {
printf("input data #%d is wrong!\n",i);
printf("input_loc=[%d][%d]\n",input_loc[i][0],input_loc[i][1]);
printf("output_loc=[%d][%d]\n",output_loc[i][0],output_loc[i][1]);
printf("data=%d\n",data[input_loc[i][0]][input_loc[i][1]]);
printf("data_out=%d\n",data_out[output_loc[i][0]][output_loc[i][1]]);
num_errs++;
} /* end if */
} /* end for */
/* Close things */
error=H5Sclose(dataspace);
CHECK(error, FAIL, "H5Sclose");
error=H5Sclose(memspace);
CHECK(error, FAIL, "H5Sclose");
error=H5Dclose(dset_id);
CHECK(error, FAIL, "H5Dclose");
error=H5Fclose(file_id);
CHECK(error, FAIL, "H5Fclose");
}
/****************************************************************
**
** test_select_hyper_union_3d(): Test basic H5S (dataspace) selection code.
** Tests unions of hyperslabs in 3-D
**
****************************************************************/
static void
test_select_hyper_union_3d(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3};
hsize_t dims2[] = {SPACE4_DIM1, SPACE4_DIM2, SPACE4_DIM3};
hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2};
hssize_t start[SPACE1_RANK]; /* Starting location of hyperslab */
hsize_t stride[SPACE1_RANK]; /* Stride of hyperslab */
hsize_t count[SPACE1_RANK]; /* Element count of hyperslab */
hsize_t block[SPACE1_RANK]; /* Block size of hyperslab */
struct row_list {
size_t z;
size_t y;
size_t x;
size_t l;
} rows[]= { /* Array of x,y,z coordinates & length for each row written from memory */
{0,0,0,6}, /* 1st face of 3-D object */
{0,1,0,6},
{0,2,0,6},
{0,3,0,6},
{0,4,0,6},
{1,0,0,6}, /* 2nd face of 3-D object */
{1,1,0,6},
{1,2,0,6},
{1,3,0,6},
{1,4,0,6},
{2,0,0,6}, /* 3rd face of 3-D object */
{2,1,0,10},
{2,2,0,10},
{2,3,0,10},
{2,4,0,10},
{2,5,2,8},
{2,6,2,8},
{3,0,0,6}, /* 4th face of 3-D object */
{3,1,0,10},
{3,2,0,10},
{3,3,0,10},
{3,4,0,10},
{3,5,2,8},
{3,6,2,8},
{4,0,0,6}, /* 5th face of 3-D object */
{4,1,0,10},
{4,2,0,10},
{4,3,0,10},
{4,4,0,10},
{4,5,2,8},
{4,6,2,8},
{5,1,2,8}, /* 6th face of 3-D object */
{5,2,2,8},
{5,3,2,8},
{5,4,2,8},
{5,5,2,8},
{5,6,2,8},
{6,1,2,8}, /* 7th face of 3-D object */
{6,2,2,8},
{6,3,2,8},
{6,4,2,8},
{6,5,2,8},
{6,6,2,8},
{7,1,2,8}, /* 8th face of 3-D object */
{7,2,2,8},
{7,3,2,8},
{7,4,2,8},
{7,5,2,8},
{7,6,2,8}};
uint8_t *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf, /* temporary buffer pointer */
*tbuf2; /* temporary buffer pointer */
intn i,j,k; /* Counters */
herr_t ret; /* Generic return value */
hsize_t npoints; /* Number of elements in selection */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslab Selection Functions with unions of 3-D hyperslabs\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(uint8_t)*SPACE4_DIM1*SPACE4_DIM2*SPACE4_DIM3);
rbuf=calloc(sizeof(uint8_t),SPACE3_DIM1*SPACE3_DIM2);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE4_DIM1; i++)
for(j=0; j<SPACE4_DIM2; j++)
for(k=0; k<SPACE4_DIM3; k++)
*tbuf++=(uint8_t)((((i*SPACE4_DIM2)+j)*SPACE4_DIM3)+k);
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Test case of two blocks which overlap corners and must be split */
/* Create dataspace for dataset on disk */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create dataspace for writing buffer */
sid2 = H5Screate_simple(SPACE4_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 2x15x13 hyperslab for disk dataset */
start[0]=1; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=2; count[1]=15; count[2]=13;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid1,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Select 5x5x6 hyperslab for memory dataset */
start[0]=0; start[1]=0; start[2]=0;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=5; count[1]=5; count[2]=6;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Union overlapping 15x20 hyperslab for memory dataset (forming a irregularly shaped region) */
start[0]=2; start[1]=1; start[2]=2;
stride[0]=1; stride[1]=1; stride[2]=1;
count[0]=6; count[1]=6; count[2]=8;
block[0]=1; block[1]=1; block[2]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_OR,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
npoints = H5Sget_select_npoints(sid2);
VERIFY(npoints, 15*26, "H5Sget_select_npoints");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT);
/* Write selection to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Select 15x26 hyperslab for reading memory dataset */
start[0]=0; start[1]=0;
stride[0]=1; stride[1]=1;
count[0]=15; count[1]=26;
block[0]=1; block[1]=1;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
for(i=0,tbuf2=rbuf; i<(intn)(sizeof(rows)/sizeof(struct row_list)); i++) {
tbuf=wbuf+(rows[i].z*SPACE4_DIM3*SPACE4_DIM2)+(rows[i].y*SPACE4_DIM3)+rows[i].x;
for(j=0; j<(intn)rows[i].l; j++, tbuf++, tbuf2++) {
if(*tbuf!=*tbuf2) {
printf("hyperslab values don't match!, i=%d, j=%d, *tbuf=%d, *tbuf2=%d\n",i,j,(int)*tbuf,(int)*tbuf2);
} /* end if */
} /* end for */
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_hyper_union_3d() */
/****************************************************************
**
** test_select_hyper_iter2(): Iterator for checking hyperslab iteration
**
****************************************************************/
herr_t
test_select_hyper_iter2(void *_elem, hid_t UNUSED type_id, hsize_t ndim, hssize_t *point, void *_operator_data)
{
int *tbuf=(int *)_elem, /* temporary buffer pointer */
**tbuf2=(int **)_operator_data; /* temporary buffer handle */
unsigned u; /* Local counting variable */
if(*tbuf!=**tbuf2) {
num_errs++;
printf("Error in hyperslab iteration!\n");
printf("location: { ");
for(u=0; u<(unsigned)ndim; u++) {
printf("%2d",(int)point[u]);
if(u<(unsigned)(ndim-1))
printf(", ");
} /* end for */
printf("}\n");
printf("*tbuf=%d, **tbuf2==%d\n",*tbuf,**tbuf2);
return(-1);
} /* end if */
else {
(*tbuf2)++;
return(0);
}
} /* end test_select_hyper_iter1() */
/****************************************************************
**
** test_select_hyper_union_random_5d(): Test basic H5S (dataspace) selection code.
** Tests random unions of 5-D hyperslabs
**
****************************************************************/
static void
test_select_hyper_union_random_5d(void)
{
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1,sid2; /* Dataspace ID */
hsize_t dims1[] = {SPACE5_DIM1, SPACE5_DIM2, SPACE5_DIM3, SPACE5_DIM4, SPACE5_DIM5};
hsize_t dims2[] = {SPACE6_DIM1};
hssize_t start[SPACE5_RANK]; /* Starting location of hyperslab */
hsize_t count[SPACE5_RANK]; /* Element count of hyperslab */
int *wbuf, /* buffer to write to disk */
*rbuf, /* buffer read from disk */
*tbuf; /* temporary buffer pointer */
intn i,j,k,l,m; /* Counters */
herr_t ret; /* Generic return value */
hssize_t npoints, /* Number of elements in file selection */
npoints2; /* Number of elements in memory selection */
unsigned seed; /* Random number seed for each test */
unsigned test_num; /* Count of tests being executed */
/* Output message about test being performed */
MESSAGE(5, ("Testing Hyperslab Selection Functions with random unions of 5-D hyperslabs\n"));
/* Allocate write & read buffers */
wbuf=malloc(sizeof(int)*SPACE5_DIM1*SPACE5_DIM2*SPACE5_DIM3*SPACE5_DIM4*SPACE5_DIM5);
rbuf=calloc(sizeof(int),SPACE5_DIM1*SPACE5_DIM2*SPACE5_DIM3*SPACE5_DIM4*SPACE5_DIM5);
/* Initialize write buffer */
for(i=0, tbuf=wbuf; i<SPACE5_DIM1; i++)
for(j=0; j<SPACE5_DIM2; j++)
for(k=0; k<SPACE5_DIM3; k++)
for(l=0; l<SPACE5_DIM4; l++)
for(m=0; m<SPACE5_DIM4; m++)
*tbuf++=(int)(((((((i*SPACE4_DIM2)+j)*SPACE4_DIM3)+k)*SPACE5_DIM4)+l)*SPACE5_DIM5)+m;
/* Create file */
fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for dataset on disk */
sid1 = H5Screate_simple(SPACE5_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_INT,sid1,H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate");
/* Write entire dataset to disk */
ret=H5Dwrite(dataset,H5T_NATIVE_INT,H5S_ALL,H5S_ALL,H5P_DEFAULT,wbuf);
CHECK(ret, FAIL, "H5Dwrite");
/* Create dataspace for reading buffer */
sid2 = H5Screate_simple(SPACE6_RANK, dims2, NULL);
CHECK(sid2, FAIL, "H5Screate_simple");
/* Get initial random # seed */
seed=(unsigned)time(NULL)+(unsigned)clock();
/* Crunch through a bunch of random hyperslab reads from the file dataset */
for(test_num=0; test_num<NRAND_HYPER; test_num++) {
/* Save random # seed for later use */
/* (Used in case of errors, to regenerate the hyperslab sequence) */
seed+=(unsigned)clock();
srand(seed);
#ifdef QAK
printf("test_num=%d, seed=%u\n",test_num,seed);
#endif /* QAK */
for(i=0; i<NHYPERSLABS; i++) {
#ifdef QAK
printf("hyperslab=%d\n",i);
#endif /* QAK */
/* Select random hyperslab location & size for selection */
for(j=0; j<SPACE5_RANK; j++) {
start[j]=rand()%dims1[j];
count[j]=(rand()%(dims1[j]-start[j]))+1;
#ifdef QAK
printf("start[%d]=%d, count[%d]=%d\n",j,(int)start[j],j,(int)count[j]);
#endif /* QAK */
} /* end for */
/* Select hyperslab */
ret = H5Sselect_hyperslab(sid1,(i==0 ? H5S_SELECT_SET : H5S_SELECT_OR),start,NULL,count,NULL);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
} /* end for */
/* Get the number of elements selected */
npoints=H5Sget_select_npoints(sid1);
CHECK(npoints, 0, "H5Sget_select_npoints");
/* Select linear 1-D hyperslab for memory dataset */
start[0]=0;
count[0]=npoints;
ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,NULL,count,NULL);
CHECK(ret, FAIL, "H5Sselect_hyperslab");
npoints2 = H5Sget_select_npoints(sid2);
VERIFY(npoints, npoints2, "H5Sget_select_npoints");
/* Read selection from disk */
ret=H5Dread(dataset,H5T_NATIVE_INT,sid2,sid1,H5P_DEFAULT,rbuf);
CHECK(ret, FAIL, "H5Dread");
/* Compare data read with data written out */
tbuf=rbuf;
ret = H5Diterate(wbuf,H5T_NATIVE_INT,sid1,test_select_hyper_iter2,&tbuf);
if(ret<0) {
num_errs++;
printf("Random hyperslabs for seed %u failed!\n",seed);
}
/* Set the read buffer back to all zeroes */
memset(rbuf,0,SPACE6_DIM1);
} /* end for */
/* Close memory dataspace */
ret = H5Sclose(sid2);
CHECK(ret, FAIL, "H5Sclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Free memory buffers */
free(wbuf);
free(rbuf);
} /* test_select_hyper_union_random_5d() */
/****************************************************************
**
** test_select(): Main H5S selection testing routine.
**
****************************************************************/
void
test_select(void)
{
/* Output message about test being performed */
MESSAGE(5, ("Testing Selections\n"));
/* These next tests use the same file */
test_select_hyper(); /* Test basic H5S hyperslab selection code */
test_select_point(); /* Test basic H5S element selection code, also tests appending to existing element selections */
test_select_all(); /* Test basic all & none selection code */
test_select_combo(); /* Test combined hyperslab & element selection code */
test_select_hyper_stride(); /* Test strided hyperslab selection code */
test_select_hyper_copy(); /* Test hyperslab selection copying code */
test_select_point_copy(); /* Test point selection copying code */
test_select_hyper_offset(); /* Test selection offset code with hyperslabs */
test_select_point_offset(); /* Test selection offset code with elements */
test_select_hyper_union(); /* Test hyperslab union code */
test_select_hyper_union_stagger(); /* Test hyperslab union code for staggered slabs */
test_select_hyper_union_3d(); /* Test hyperslab union code for 3-D dataset */
test_select_hyper_union_random_5d(); /* Test hyperslab union code for random 5-D hyperslabs */
} /* test_select() */
/*-------------------------------------------------------------------------
* Function: cleanup_select
*
* Purpose: Cleanup temporary test files
*
* Return: none
*
* Programmer: Albert Cheng
* July 2, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
cleanup_select(void)
{
remove(FILENAME);
}
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