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Commit 7e38104c authored by unknown's avatar unknown
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Fix for bug #6117 (Centroid() crashes server) 

I learned that one shouldn't use String::set in val_str() methods...


mysql-test/r/gis.result:
  Test result for #6117
mysql-test/t/gis.test:
  Test case #6117
sql/item_geofunc.cc:
  String::set doesn't work here
sql/spatial.cc:
  Error message isn't needed here
parent ac8c655b
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Inline Side-by-side
Showing with 153 additions and 6 deletions
mysql-test/r/gis.result
View file @ 7e38104c
......@@ -581,3 +581,77 @@ t1 CREATE TABLE `t1` (
`POINT(1,3)` longblob NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
CREATE TABLE `t1` (`object_id` bigint(20) unsigned NOT NULL default '0', `geo`
geometry NOT NULL default '') ENGINE=MyISAM ;
insert into t1 values ('85984',GeomFromText('MULTIPOLYGON(((-115.006363
36.305435,-114.992394 36.305202,-114.991219 36.305975,-114.991163
36.306845,-114.989432 36.309452,-114.978275 36.312642,-114.977363
36.311978,-114.975327 36.312344,-114.96502 36.31597,-114.963364
36.313629,-114.961723 36.313721,-114.956398 36.316057,-114.951882
36.320979,-114.947073 36.323475,-114.945207 36.326451,-114.945207
36.326451,-114.944132 36.326061,-114.94003 36.326588,-114.924017
36.334484,-114.923281 36.334146,-114.92564 36.331504,-114.94072
36.319282,-114.945348 36.314812,-114.948091 36.314762,-114.951755
36.316211,-114.952446 36.313883,-114.952644 36.309488,-114.944725
36.313083,-114.93706 36.32043,-114.932478 36.323497,-114.924556
36.327708,-114.922608 36.329715,-114.92009 36.328695,-114.912105
36.323566,-114.901647 36.317952,-114.897436 36.313968,-114.895344
36.309573,-114.891699 36.304398,-114.890569 36.303551,-114.886356
36.302702,-114.885141 36.301351,-114.885709 36.297391,-114.892499
36.290893,-114.902142 36.288974,-114.904941 36.288838,-114.905308
36.289845,-114.906325 36.290395,-114.909916 36.289549,-114.914527
36.287535,-114.918797 36.284423,-114.922982 36.279731,-114.924113
36.277282,-114.924057 36.275817,-114.927733 36.27053,-114.929354
36.269029,-114.929354 36.269029,-114.950856 36.268715,-114.950768
36.264324,-114.960206 36.264293,-114.960301 36.268943,-115.006662
36.268929,-115.008583 36.265619,-115.00665 36.264247,-115.006659
36.246873,-115.006659 36.246873,-115.006838 36.247697,-115.010764
36.247774,-115.015609 36.25113,-115.015765 36.254505,-115.029517
36.254619,-115.038573 36.249317,-115.038573 36.249317,-115.023403
36.25841,-115.023873 36.258994,-115.031845 36.259829,-115.03183
36.261053,-115.025561 36.261095,-115.036417 36.274632,-115.033729
36.276041,-115.032217 36.274851,-115.029845 36.273959,-115.029934
36.274966,-115.025763 36.274896,-115.025406 36.281044,-115.028731
36.284471,-115.036497 36.290377,-115.042071 36.291039,-115.026759
36.298478,-115.008995 36.301966,-115.006363 36.305435),(-115.079835
36.244369,-115.079735 36.260186,-115.076435 36.262369,-115.069758
36.265,-115.070235 36.268757,-115.064542 36.268655,-115.061843
36.269857,-115.062676 36.270693,-115.06305 36.272344,-115.059051
36.281023,-115.05918 36.283008,-115.060591 36.285246,-115.061913
36.290022,-115.062499 36.306353,-115.062499 36.306353,-115.060918
36.30642,-115.06112 36.289779,-115.05713 36.2825,-115.057314
36.279446,-115.060779 36.274659,-115.061366 36.27209,-115.057858
36.26557,-115.055805 36.262883,-115.054688 36.262874,-115.047335
36.25037,-115.044234 36.24637,-115.052434 36.24047,-115.061734
36.23507,-115.061934 36.22677,-115.061934 36.22677,-115.061491
36.225267,-115.062024 36.218194,-115.060134 36.218278,-115.060133
36.210771,-115.057833 36.210771,-115.057433 36.196271,-115.062233
36.196271,-115.062233 36.190371,-115.062233 36.190371,-115.065533
36.190371,-115.071333 36.188571,-115.098331 36.188275,-115.098331
36.188275,-115.098435 36.237569,-115.097535 36.240369,-115.097535
36.240369,-115.093235 36.240369,-115.089135 36.240469,-115.083135
36.240569,-115.083135 36.240569,-115.079835
36.244369)))')),('85998',GeomFromText('MULTIPOLYGON(((-115.333107
36.264587,-115.333168 36.280638,-115.333168 36.280638,-115.32226
36.280643,-115.322538 36.274311,-115.327222 36.274258,-115.32733
36.263026,-115.330675 36.262984,-115.332132 36.264673,-115.333107
36.264587),(-115.247239 36.247066,-115.247438 36.218267,-115.247438
36.218267,-115.278525 36.219263,-115.278525 36.219263,-115.301545
36.219559,-115.332748 36.219197,-115.332757 36.220041,-115.332757
36.220041,-115.332895 36.233514,-115.349023 36.233479,-115.351489
36.234475,-115.353681 36.237021,-115.357106 36.239789,-115.36519
36.243331,-115.368156 36.243487,-115.367389 36.244902,-115.364553
36.246014,-115.359219 36.24616,-115.356186 36.248025,-115.353347
36.248004,-115.350813 36.249507,-115.339673 36.25387,-115.333069
36.255018,-115.333069 36.255018,-115.333042 36.247767,-115.279039
36.248666,-115.263639 36.247466,-115.263839 36.252766,-115.261439
36.252666,-115.261439 36.247366,-115.247239 36.247066)))'));
select object_id, geometrytype(geo), ISSIMPLE(GEO), ASTEXT(centroid(geo)) from
t1 where object_id=85998;
object_id geometrytype(geo) ISSIMPLE(GEO) ASTEXT(centroid(geo))
85998 MULTIPOLYGON 0 POINT(115.31877315203 -36.237472821022)
select object_id, geometrytype(geo), ISSIMPLE(GEO), ASTEXT(centroid(geo)) from
t1 where object_id=85984;
object_id geometrytype(geo) ISSIMPLE(GEO) ASTEXT(centroid(geo))
85984 MULTIPOLYGON 0 POINT(-114.87787186923 36.33101763469)
drop table t1;
mysql-test/t/gis.test
View file @ 7e38104c
......@@ -284,3 +284,78 @@ drop table t1;
create table t1 select POINT(1,3);
show create table t1;
drop table t1;
CREATE TABLE `t1` (`object_id` bigint(20) unsigned NOT NULL default '0', `geo`
geometry NOT NULL default '') ENGINE=MyISAM ;
insert into t1 values ('85984',GeomFromText('MULTIPOLYGON(((-115.006363
36.305435,-114.992394 36.305202,-114.991219 36.305975,-114.991163
36.306845,-114.989432 36.309452,-114.978275 36.312642,-114.977363
36.311978,-114.975327 36.312344,-114.96502 36.31597,-114.963364
36.313629,-114.961723 36.313721,-114.956398 36.316057,-114.951882
36.320979,-114.947073 36.323475,-114.945207 36.326451,-114.945207
36.326451,-114.944132 36.326061,-114.94003 36.326588,-114.924017
36.334484,-114.923281 36.334146,-114.92564 36.331504,-114.94072
36.319282,-114.945348 36.314812,-114.948091 36.314762,-114.951755
36.316211,-114.952446 36.313883,-114.952644 36.309488,-114.944725
36.313083,-114.93706 36.32043,-114.932478 36.323497,-114.924556
36.327708,-114.922608 36.329715,-114.92009 36.328695,-114.912105
36.323566,-114.901647 36.317952,-114.897436 36.313968,-114.895344
36.309573,-114.891699 36.304398,-114.890569 36.303551,-114.886356
36.302702,-114.885141 36.301351,-114.885709 36.297391,-114.892499
36.290893,-114.902142 36.288974,-114.904941 36.288838,-114.905308
36.289845,-114.906325 36.290395,-114.909916 36.289549,-114.914527
36.287535,-114.918797 36.284423,-114.922982 36.279731,-114.924113
36.277282,-114.924057 36.275817,-114.927733 36.27053,-114.929354
36.269029,-114.929354 36.269029,-114.950856 36.268715,-114.950768
36.264324,-114.960206 36.264293,-114.960301 36.268943,-115.006662
36.268929,-115.008583 36.265619,-115.00665 36.264247,-115.006659
36.246873,-115.006659 36.246873,-115.006838 36.247697,-115.010764
36.247774,-115.015609 36.25113,-115.015765 36.254505,-115.029517
36.254619,-115.038573 36.249317,-115.038573 36.249317,-115.023403
36.25841,-115.023873 36.258994,-115.031845 36.259829,-115.03183
36.261053,-115.025561 36.261095,-115.036417 36.274632,-115.033729
36.276041,-115.032217 36.274851,-115.029845 36.273959,-115.029934
36.274966,-115.025763 36.274896,-115.025406 36.281044,-115.028731
36.284471,-115.036497 36.290377,-115.042071 36.291039,-115.026759
36.298478,-115.008995 36.301966,-115.006363 36.305435),(-115.079835
36.244369,-115.079735 36.260186,-115.076435 36.262369,-115.069758
36.265,-115.070235 36.268757,-115.064542 36.268655,-115.061843
36.269857,-115.062676 36.270693,-115.06305 36.272344,-115.059051
36.281023,-115.05918 36.283008,-115.060591 36.285246,-115.061913
36.290022,-115.062499 36.306353,-115.062499 36.306353,-115.060918
36.30642,-115.06112 36.289779,-115.05713 36.2825,-115.057314
36.279446,-115.060779 36.274659,-115.061366 36.27209,-115.057858
36.26557,-115.055805 36.262883,-115.054688 36.262874,-115.047335
36.25037,-115.044234 36.24637,-115.052434 36.24047,-115.061734
36.23507,-115.061934 36.22677,-115.061934 36.22677,-115.061491
36.225267,-115.062024 36.218194,-115.060134 36.218278,-115.060133
36.210771,-115.057833 36.210771,-115.057433 36.196271,-115.062233
36.196271,-115.062233 36.190371,-115.062233 36.190371,-115.065533
36.190371,-115.071333 36.188571,-115.098331 36.188275,-115.098331
36.188275,-115.098435 36.237569,-115.097535 36.240369,-115.097535
36.240369,-115.093235 36.240369,-115.089135 36.240469,-115.083135
36.240569,-115.083135 36.240569,-115.079835
36.244369)))')),('85998',GeomFromText('MULTIPOLYGON(((-115.333107
36.264587,-115.333168 36.280638,-115.333168 36.280638,-115.32226
36.280643,-115.322538 36.274311,-115.327222 36.274258,-115.32733
36.263026,-115.330675 36.262984,-115.332132 36.264673,-115.333107
36.264587),(-115.247239 36.247066,-115.247438 36.218267,-115.247438
36.218267,-115.278525 36.219263,-115.278525 36.219263,-115.301545
36.219559,-115.332748 36.219197,-115.332757 36.220041,-115.332757
36.220041,-115.332895 36.233514,-115.349023 36.233479,-115.351489
36.234475,-115.353681 36.237021,-115.357106 36.239789,-115.36519
36.243331,-115.368156 36.243487,-115.367389 36.244902,-115.364553
36.246014,-115.359219 36.24616,-115.356186 36.248025,-115.353347
36.248004,-115.350813 36.249507,-115.339673 36.25387,-115.333069
36.255018,-115.333069 36.255018,-115.333042 36.247767,-115.279039
36.248666,-115.263639 36.247466,-115.263839 36.252766,-115.261439
36.252666,-115.261439 36.247366,-115.247239 36.247066)))'));
select object_id, geometrytype(geo), ISSIMPLE(GEO), ASTEXT(centroid(geo)) from
t1 where object_id=85998;
select object_id, geometrytype(geo), ISSIMPLE(GEO), ASTEXT(centroid(geo)) from
t1 where object_id=85984;
drop table t1;
sql/item_geofunc.cc
View file @ 7e38104c
......@@ -148,7 +148,7 @@ String *Item_func_geometry_type::val_str(String *str)
swkb->length() - SRID_SIZE)))))
return 0;
/* String will not move */
str->set(geom->get_class_info()->m_name.str,
str->copy(geom->get_class_info()->m_name.str,
geom->get_class_info()->m_name.length,
default_charset());
return str;
......
sql/spatial.cc
View file @ 7e38104c
......@@ -828,9 +828,7 @@ int Gis_polygon::centroid_xy(double *x, double *y) const
if (!first_loop)
{
double d_area= res_area - cur_area;
if (d_area <= 0)
return 1;
double d_area= fabs(res_area - cur_area);
res_cx= (res_area * res_cx - cur_area * cur_cx) / d_area;
res_cy= (res_area * res_cy - cur_area * cur_cy) / d_area;
}
......
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