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#include <stdio.h>
#include <stdlib.h>
#include "minc2.h"
#define TESTRPT(msg, val) (error_cnt++, fprintf(stderr, \
"Error reported on line #%d, %s: %d\n", \
__LINE__, msg, val))
static int error_cnt = 0;
#define CZ 41
#define CY 410
#define CX 530
#define NDIMS 4
void create_test_file(void)
{
int r;
midimhandle_t hdim[NDIMS];
mihandle_t hvol;
unsigned char *buf = malloc(CZ*CX*CY*3);
int i;
long count[NDIMS];
long start[NDIMS];
r = micreate_dimension("zspace", MI_DIMCLASS_SPATIAL,
MI_DIMATTR_REGULARLY_SAMPLED, CZ, &hdim[0]);
r = micreate_dimension("yspace", MI_DIMCLASS_SPATIAL,
MI_DIMATTR_REGULARLY_SAMPLED, CY, &hdim[1]);
r = micreate_dimension("xspace", MI_DIMCLASS_SPATIAL,
MI_DIMATTR_REGULARLY_SAMPLED, CX, &hdim[2]);
r = micreate_dimension("vector_dimension", MI_DIMCLASS_RECORD,
MI_DIMATTR_REGULARLY_SAMPLED, 3, &hdim[3]);
micreate_volume("example_vector2.mnc", NDIMS, hdim, MI_TYPE_BYTE,
MI_CLASS_INT, NULL, &hvol);
micreate_volume_image(hvol);
for (i = 0; i < CZ*CY*CX*3; i++) {
buf[i] = (unsigned char) i;
}
start[0] = start[1] = start[2] = start[3] = 0;
count[0] = CZ;
count[1] = CY;
count[2] = CX;
count[3] = 3;
miset_voxel_value_hyperslab(hvol, MI_TYPE_BYTE, start, count, buf);
miclose_volume(hvol);
}
int main(int argc, char **argv)
{
mihandle_t vol;
int r = 0;
midimhandle_t dim[NDIMS];
unsigned int lengths[NDIMS];
midimhandle_t copy_dim[NDIMS];
unsigned long coords[NDIMS];
unsigned long count[NDIMS];
int i,j;
unsigned char * Atmp;
midimclass_t dimension_class;
int ndims;
Atmp = ( unsigned char *) malloc(CX * CY * CZ * sizeof(unsigned char));
create_test_file();
printf(" \n");
printf("Opening vector-dimension file!\n");
printf(" \n");
r = miopen_volume("example_vector2.mnc", MI2_OPEN_READ, &vol);
if (r < 0) {
TESTRPT("failed to open vector_dimension volume", r);
}
r = miget_volume_dimension_count(vol, MI_DIMCLASS_ANY, MI_DIMATTR_REGULARLY_SAMPLED, &ndims);
if (r < 0) {
TESTRPT("failed to get number of dimensions", r);
}
printf("Total number of dimensions : %d \n", ndims);
r = miget_volume_dimensions(vol, MI_DIMCLASS_ANY, MI_DIMATTR_REGULARLY_SAMPLED, MI_DIMORDER_FILE, NDIMS, dim);
if (r < 0) {
TESTRPT("Could not get dimension handles from volume", r);
}
r = miget_dimension_sizes(dim, NDIMS, lengths);
if (r < 0) {
TESTRPT(" more trouble", r);
}
printf( "Dimension Size in file order : ");
for(i=0; i < NDIMS; i++) {
printf( " %d ", lengths[i]);
}
printf(" \n");
for( i=0; i < NDIMS; i++) {
r = miget_dimension_class(dim[i],&dimension_class);
if (r < 0) {
TESTRPT("failed to get dimension class", r);
}
if (dimension_class == MI_DIMCLASS_RECORD) {
printf("Dim class RECORD present check dim name for *vector_dimension*\n");
}
}
printf("Let's get the first 10 data values of each vector component (file order) \n");
coords[0]=coords[1]=coords[2]=0;
count[0]=CZ;
count[1]=CY;
count[2]=CX;
count[3]=1;
printf(" FILE ORDER --> zspace, yspace, xspace, vector_dimension \n");
for (i=0; i < 3; i++) {
printf("Vector Componenet %d \n", i+1);
coords[3]=i;
r = miget_voxel_value_hyperslab(vol, MI_TYPE_UBYTE, coords, count,Atmp);
if (r < 0) {
TESTRPT("Failed to operate hyperslab function", r);
}
for (j=0; j < 10; j++) {
printf( " %u ", Atmp[j]);
}
printf(" \n");
}
printf("APPARENT ORDER --> vector_dimension, zspace, yspace, xspace\n");
// Set the apparent dimension order
copy_dim[0] = dim[3];
copy_dim[1] = dim[0];
copy_dim[2] = dim[1];
copy_dim[3] = dim[2];
r = miset_apparent_dimension_order(vol, NDIMS, copy_dim);
if (r < 0) {
TESTRPT("failed to set apparent order", r);
}
coords[1]=coords[2]=coords[3]=0;
count[0]=1; //must always be one
count[1]=CZ;
count[2]=CY;
count[3]=CZ;
printf("APPARENT ORDER SET \n");
for (i=0; i < 3; i++) {
printf("Vector Componenet %d \n", i+1);
coords[0]=i;
r = miget_voxel_value_hyperslab(vol, MI_TYPE_UBYTE, coords, count,Atmp);
if (r < 0) {
TESTRPT("Failed to operate hyperslab function", r);
}
for (j=0; j < 10; j++) {
printf( " %u ", Atmp[j]);
}
printf(" \n");
}
if (error_cnt != 0) {
fprintf(stderr, "%d error%s reported\n",
error_cnt, (error_cnt == 1) ? "" : "s");
}
else {
fprintf(stderr, "No errors\n");
}
return (error_cnt);
}
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