static void
test_patch_range_compression_lazperf()
{
int i;
int npts = 20;
PCPOINTLIST *pl;
PCPATCH *pa;
PCPATCH *par;
char *str;
pl = pc_pointlist_make(npts);
for ( i = 0; i < npts; i++ )
{
PCPOINT *pt = pc_point_make(simpleschema);
pc_point_set_double_by_name(pt, "X", i);
pc_point_set_double_by_name(pt, "Y", i);
pc_point_set_double_by_name(pt, "Z", i * 0.1);
pc_point_set_double_by_name(pt, "Intensity", 100 - i);
pc_pointlist_add_point(pl, pt);
}
pa = (PCPATCH*)pc_patch_lazperf_from_pointlist(pl);
par = pc_patch_range(pa, 16, 4);
str = pc_patch_to_string(par);
CU_ASSERT_STRING_EQUAL(str,
"{\"pcid\":0,\"pts\":[[15,15,1.5,85],[16,16,1.6,84],[17,17,1.7,83],[18,18,1.8,82]]}");
pcfree(str);
pc_patch_free(par);
pc_patch_free(pa);
pc_pointlist_free(pl);
}
static void
test_patch_filter_lazperf_zero_point()
{
PCPOINT *pt;
int i;
int npts = 5;
PCPOINTLIST *pl;
PCPATCH_LAZPERF *pal;
PCPATCH *pa;
// build a list of points
pl = pc_pointlist_make(npts);
for ( i = 0; i < npts; i++ )
{
pt = pc_point_make(simpleschema);
pc_point_set_double_by_name(pt, "x", i*2.0);
pc_point_set_double_by_name(pt, "y", i*1.9);
pc_point_set_double_by_name(pt, "Z", i*0.34);
pc_point_set_double_by_name(pt, "intensity", 10);
pc_pointlist_add_point(pl, pt);
}
// build patch lazperf
pal = pc_patch_lazperf_from_pointlist(pl);
// filter with a resulting patch of 0 point(s)
pa = pc_patch_filter((PCPATCH*) pal, 0, PC_BETWEEN, 0.0, 0.0);
CU_ASSERT_EQUAL(pa->npoints, 0);
pc_patch_free((PCPATCH*) pal);
pc_patch_free((PCPATCH*) pa);
pc_pointlist_free(pl);
}
static void
test_patch_pointn_laz_compression()
{
// 00 endian (big)
// 00000000 pcid
// 00000000 compression
// 00000003 npoints
// 0000000800000003000000050006 pt1 (XYZi)
// 0000000200000003000000040008 pt2 (XYZi)
// 0000000200000003000000040009 pt3 (XYZi)
char *hexbuf = "00000000000000000000000003000000080000000300000005000600000002000000030000000400080000000200000003000000040009";
size_t hexsize = strlen(hexbuf);
uint8_t *wkb = bytes_from_hexbytes(hexbuf, hexsize);
char *str;
PCPATCH *pa = pc_patch_from_wkb(simpleschema, wkb, hexsize/2);
PCPOINTLIST *li = pc_pointlist_from_patch(pa);
PCPATCH_LAZPERF* paz = pc_patch_lazperf_from_pointlist(li);
PCPOINT *pt = pc_patch_pointn((PCPATCH*) paz, 2);
CU_ASSERT(pt != NULL);
str = pc_point_to_string(pt);
CU_ASSERT_STRING_EQUAL(str, "{\"pcid\":0,\"pt\":[0.02,0.03,0.04,8]}");
pc_patch_free((PCPATCH *)paz);
pc_point_free(pt);
pcfree(str);
pcfree(wkb);
pc_patch_free(pa);
pc_pointlist_free(li);
}
static void
test_patch_lazperf()
{
PCPOINT *pt;
int i;
int npts = 400;
PCPOINTLIST *pl;
PCPATCH_LAZPERF *pal;
PCPATCH_UNCOMPRESSED *paul, *pauref;
// build a list of points
pl = pc_pointlist_make(npts);
for ( i = 0; i < npts; i++ )
{
pt = pc_point_make(simpleschema);
pc_point_set_double_by_name(pt, "x", i*2.0);
pc_point_set_double_by_name(pt, "y", i*1.9);
pc_point_set_double_by_name(pt, "Z", i*0.34);
pc_point_set_double_by_name(pt, "intensity", 10);
pc_pointlist_add_point(pl, pt);
}
// compress the list in a lazperf patch
pal = pc_patch_lazperf_from_pointlist( pl );
// get an uncompressed patch from the lazperf patch
paul = pc_patch_uncompressed_from_lazperf( pal );
// get an uncompressed patch directly from the pointlist
pauref = pc_patch_uncompressed_from_pointlist( pl );
// test the number of points
CU_ASSERT_EQUAL(pal->npoints, pauref->npoints);
CU_ASSERT_EQUAL(paul->npoints, pauref->npoints);
// test bounds
CU_ASSERT_DOUBLE_EQUAL(pal->bounds.xmax, pauref->bounds.xmax, 0.0001);
CU_ASSERT_DOUBLE_EQUAL(paul->bounds.ymax, pauref->bounds.ymax, 0.000001);
// test type
CU_ASSERT_EQUAL(pal->type, PC_LAZPERF);
CU_ASSERT_EQUAL(paul->type, pauref->type);
// test readonly
CU_ASSERT_EQUAL(pauref->readonly, paul->readonly);
CU_ASSERT_EQUAL(pauref->readonly, pal->readonly);
// test datasize
CU_ASSERT_EQUAL(paul->datasize, pauref->datasize);
// free
pc_pointlist_free(pl);
pc_patch_free( (PCPATCH*) pal );
pc_patch_free((PCPATCH*) paul);
pc_patch_free((PCPATCH*) pauref);
}
static void
test_wkb_lazperf()
{
PCPOINT *pt;
int i;
int npts = 400;
PCPOINTLIST *pl;
PCPATCH_LAZPERF *pal1, *pal2;
PCPATCH_UNCOMPRESSED *pau;
uint8_t *wkb1, *wkb2;
size_t wkbsize;
// build a list of points
pl = pc_pointlist_make(npts);
for ( i = 0; i < npts; i++ )
{
pt = pc_point_make(simpleschema);
pc_point_set_double_by_name(pt, "x", i*2.0);
pc_point_set_double_by_name(pt, "y", i*1.9);
pc_point_set_double_by_name(pt, "Z", i*0.34);
pc_point_set_double_by_name(pt, "intensity", 10);
pc_pointlist_add_point(pl, pt);
}
// build patch lazperf
pal1 = pc_patch_lazperf_from_pointlist(pl);
// get the corresponding wkb
wkb1 = pc_patch_lazperf_to_wkb(pal1, &wkbsize);
// rebuild a lazperf patch thanks to the wkb
pal2 = (PCPATCH_LAZPERF*) pc_patch_lazperf_from_wkb( pal1->schema, wkb1, wkbsize);
// get the wkb reference
pau = pc_patch_uncompressed_from_pointlist(pl);
wkb2 = pc_patch_uncompressed_to_wkb( pau, &wkbsize );
// compare wkb
CU_ASSERT_STRING_EQUAL(wkb1, wkb2);
// free
pc_patch_free((PCPATCH*) pal1);
pc_patch_free((PCPATCH*) pal2);
pc_patch_free((PCPATCH*) pau);
pc_pointlist_free(pl);
pcfree(wkb1);
pcfree(wkb2);
}
static void
test_pointlist_lazperf()
{
PCPOINT *pt;
int i;
int npts = 400;
PCPOINTLIST *pl1, *pl2;
PCPATCH_LAZPERF *pch1;
PCPATCH_UNCOMPRESSED *pa1, *pa2;
char *wkt1, *wkt2;
// build a list of points
pl1 = pc_pointlist_make(npts);
for ( i = 0; i < npts; i++ )
{
pt = pc_point_make(simpleschema);
pc_point_set_double_by_name(pt, "x", i*2.0);
pc_point_set_double_by_name(pt, "y", i*1.9);
pc_point_set_double_by_name(pt, "Z", i*0.34);
pc_point_set_double_by_name(pt, "intensity", 10);
pc_pointlist_add_point(pl1, pt);
}
// compress the list in a lazperf patch
pch1 = pc_patch_lazperf_from_pointlist( pl1 );
// decompress the lazperf patch in a pointlist
pl2 = pc_pointlist_from_lazperf(pch1);
// test that the string representation of pointlist is equal
pa1 = pc_patch_uncompressed_from_pointlist( pl1 );
pa2 = pc_patch_uncompressed_from_lazperf( pch1 );
wkt1 = pc_patch_uncompressed_to_string(pa1);
wkt2 = pc_patch_uncompressed_to_string(pa2);
CU_ASSERT_STRING_EQUAL(wkt1, wkt2);
pc_patch_free((PCPATCH*) pch1 );
pc_patch_free((PCPATCH*) pa1);
pc_patch_free((PCPATCH*) pa2);
pc_pointlist_free(pl1);
pc_pointlist_free(pl2);
pcfree(wkt1);
pcfree(wkt2);
}
static void
test_to_string_lazperf()
{
PCPOINT *pt;
int i;
int npts = 400;
PCPOINTLIST *pl;
PCPATCH_LAZPERF *pal;
PCPATCH_UNCOMPRESSED *pau;
char *str1, *str2;
// build a list of points
pl = pc_pointlist_make(npts);
for ( i = 0; i < npts; i++ )
{
pt = pc_point_make(simpleschema);
pc_point_set_double_by_name(pt, "x", i*2.0);
pc_point_set_double_by_name(pt, "y", i*1.9);
pc_point_set_double_by_name(pt, "Z", i*0.34);
pc_point_set_double_by_name(pt, "intensity", 10);
pc_pointlist_add_point(pl, pt);
}
// build patch
pau = pc_patch_uncompressed_from_pointlist(pl);
pal = pc_patch_lazperf_from_pointlist(pl);
// get string
str1 = pc_patch_uncompressed_to_string(pau);
str2 = pc_patch_lazperf_to_string(pal);
// compare
CU_ASSERT_STRING_EQUAL(str1, str2);
// free
pc_patch_free((PCPATCH*) pal);
pc_patch_free((PCPATCH*) pau);
pc_pointlist_free(pl);
pcfree(str1);
pcfree(str2);
}
static void
test_patch_set_schema_compression_lazperf()
{
// init data
PCPATCH_LAZPERF *pal;
PCPATCH *pat;
PCPOINTLIST *pl;
PCPOINT *pt;
char *str;
int i;
int npts = 4;
// build a patch
pl = pc_pointlist_make(npts);
for ( i = npts; i >= 0; i-- )
{
pt = pc_point_make(simpleschema);
pc_point_set_double_by_name(pt, "X", i * 0.1);
pc_point_set_double_by_name(pt, "Y", i * 0.2);
pc_point_set_double_by_name(pt, "Z", i * 0.3);
pc_point_set_double_by_name(pt, "Intensity", 10);
pc_pointlist_add_point(pl, pt);
}
pal = pc_patch_lazperf_from_pointlist(pl);
// assign a valid schema to the patch
pat = pc_patch_set_schema((PCPATCH*) pal, simpleschema_nointensity, 0.0);
CU_ASSERT(pat != NULL);
str = pc_patch_to_string(pat);
CU_ASSERT_STRING_EQUAL(str, "{\"pcid\":0,\"pts\":[[0.4,0.8,1.2],[0.3,0.6,0.9],[0.2,0.4,0.6],[0.1,0.2,0.3],[0,0,0]]}");
pc_patch_free(pat);
pcfree(str);
pc_patch_free((PCPATCH*) pal);
pc_pointlist_free(pl);
}
