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Dropped support for GEOS 3.1
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@ -577,15 +577,11 @@ class GEOSGeometry(GEOSBase, ListMixin):
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def interpolate(self, distance):
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if not isinstance(self, (LineString, MultiLineString)):
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raise TypeError('interpolate only works on LineString and MultiLineString geometries')
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if not hasattr(capi, 'geos_interpolate'):
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raise NotImplementedError('interpolate requires GEOS 3.2+')
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return self._topology(capi.geos_interpolate(self.ptr, distance))
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def interpolate_normalized(self, distance):
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if not isinstance(self, (LineString, MultiLineString)):
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raise TypeError('interpolate only works on LineString and MultiLineString geometries')
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if not hasattr(capi, 'geos_interpolate_normalized'):
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raise NotImplementedError('interpolate_normalized requires GEOS 3.2+')
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return self._topology(capi.geos_interpolate_normalized(self.ptr, distance))
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def intersection(self, other):
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@ -602,8 +598,6 @@ class GEOSGeometry(GEOSBase, ListMixin):
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raise TypeError('locate_point argument must be a Point')
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if not isinstance(self, (LineString, MultiLineString)):
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raise TypeError('locate_point only works on LineString and MultiLineString geometries')
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if not hasattr(capi, 'geos_project'):
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raise NotImplementedError('geos_project requires GEOS 3.2+')
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return capi.geos_project(self.ptr, point.ptr)
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def project_normalized(self, point):
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@ -611,8 +605,6 @@ class GEOSGeometry(GEOSBase, ListMixin):
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raise TypeError('locate_point argument must be a Point')
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if not isinstance(self, (LineString, MultiLineString)):
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raise TypeError('locate_point only works on LineString and MultiLineString geometries')
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if not hasattr(capi, 'geos_project_normalized'):
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raise NotImplementedError('project_normalized requires GEOS 3.2+')
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return capi.geos_project_normalized(self.ptr, point.ptr)
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def relate(self, other):
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@ -1,29 +1,16 @@
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"""
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Error checking functions for GEOS ctypes prototype functions.
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"""
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import os
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from ctypes import c_void_p, string_at, CDLL
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from ctypes import c_void_p, string_at
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from django.contrib.gis.geos.error import GEOSException
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from django.contrib.gis.geos.libgeos import GEOS_VERSION
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from django.contrib.gis.geos.prototypes.threadsafe import GEOSFunc
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# Getting the `free` routine used to free the memory allocated for
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# string pointers returned by GEOS.
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if GEOS_VERSION >= (3, 1, 1):
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# In versions 3.1.1 and above, `GEOSFree` was added to the C API
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# because `free` isn't always available on all platforms.
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free = GEOSFunc('GEOSFree')
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free.argtypes = [c_void_p]
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free.restype = None
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else:
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# Getting the `free` routine from the C library of the platform.
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if os.name == 'nt':
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# On NT, use the MS C library.
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libc = CDLL('msvcrt')
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else:
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# On POSIX platforms C library is obtained by passing None into `CDLL`.
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libc = CDLL(None)
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free = libc.free
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free = GEOSFunc('GEOSFree')
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free.argtypes = [c_void_p]
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free.restype = None
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### ctypes error checking routines ###
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@ -6,10 +6,12 @@ __all__ = ['geos_boundary', 'geos_buffer', 'geos_cascaded_union',
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'geos_centroid', 'geos_convexhull', 'geos_difference',
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'geos_envelope', 'geos_intersection', 'geos_linemerge',
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'geos_pointonsurface', 'geos_preservesimplify', 'geos_simplify',
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'geos_symdifference', 'geos_union', 'geos_relate']
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'geos_symdifference', 'geos_union', 'geos_relate',
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'geos_project', 'geos_interpolate', 'geos_project_normalized',
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'geos_interpolate_normalized']
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from ctypes import c_double, c_int
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from django.contrib.gis.geos.libgeos import geos_version_info, GEOM_PTR
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from django.contrib.gis.geos.libgeos import GEOM_PTR
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from django.contrib.gis.geos.prototypes.errcheck import check_geom, check_minus_one, check_string
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from django.contrib.gis.geos.prototypes.geom import geos_char_p
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from django.contrib.gis.geos.prototypes.threadsafe import GEOSFunc
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@ -51,14 +53,10 @@ geos_relate.restype = geos_char_p
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geos_relate.errcheck = check_string
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# Linear referencing routines
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info = geos_version_info()
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if info['version'] >= '3.2.0':
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geos_project = topology(GEOSFunc('GEOSProject'), GEOM_PTR,
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restype=c_double, errcheck=check_minus_one)
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geos_interpolate = topology(GEOSFunc('GEOSInterpolate'), c_double)
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geos_project = topology(GEOSFunc('GEOSProject'), GEOM_PTR,
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restype=c_double, errcheck=check_minus_one)
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geos_interpolate = topology(GEOSFunc('GEOSInterpolate'), c_double)
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geos_project_normalized = topology(GEOSFunc('GEOSProjectNormalized'),
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GEOM_PTR, restype=c_double, errcheck=check_minus_one)
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geos_interpolate_normalized = topology(GEOSFunc('GEOSInterpolateNormalized'), c_double)
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__all__.extend(['geos_project', 'geos_interpolate',
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'geos_project_normalized', 'geos_interpolate_normalized'])
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geos_project_normalized = topology(GEOSFunc('GEOSProjectNormalized'),
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GEOM_PTR, restype=c_double, errcheck=check_minus_one)
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geos_interpolate_normalized = topology(GEOSFunc('GEOSInterpolateNormalized'), c_double)
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@ -29,18 +29,6 @@ if HAS_GEOS:
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@skipUnless(HAS_GEOS, "Geos is required.")
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class GEOSTest(unittest.TestCase, TestDataMixin):
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@property
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def null_srid(self):
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"""
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Returns the proper null SRID depending on the GEOS version.
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See the comments in `test_srid` for more details.
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"""
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info = geos_version_info()
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if info['version'] == '3.0.0' and info['release_candidate']:
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return -1
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else:
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return None
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def test_base(self):
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"Tests out the GEOSBase class."
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# Testing out GEOSBase class, which provides a `ptr` property
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@ -116,9 +104,7 @@ class GEOSTest(unittest.TestCase, TestDataMixin):
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# HEXEWKB should be appropriate for its dimension -- have to use an
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# a WKBWriter w/dimension set accordingly, else GEOS will insert
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# garbage into 3D coordinate if there is none. Also, GEOS has a
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# a bug in versions prior to 3.1 that puts the X coordinate in
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# place of Z; an exception should be raised on those versions.
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# garbage into 3D coordinate if there is none.
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self.assertEqual(hexewkb_2d, pnt_2d.hexewkb)
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self.assertEqual(hexewkb_3d, pnt_3d.hexewkb)
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self.assertEqual(True, GEOSGeometry(hexewkb_3d).hasz)
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@ -651,13 +637,8 @@ class GEOSTest(unittest.TestCase, TestDataMixin):
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p1 = fromstr(hex)
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self.assertEqual(4326, p1.srid)
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# In GEOS 3.0.0rc1-4 when the EWKB and/or HEXEWKB is exported,
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# the SRID information is lost and set to -1 -- this is not a
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# problem on the 3.0.0 version (another reason to upgrade).
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exp_srid = self.null_srid
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p2 = fromstr(p1.hex)
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self.assertEqual(exp_srid, p2.srid)
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self.assertIsNone(p2.srid)
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p3 = fromstr(p1.hex, srid=-1) # -1 is intended.
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self.assertEqual(-1, p3.srid)
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@ -1007,15 +988,12 @@ class GEOSTest(unittest.TestCase, TestDataMixin):
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tgeoms.extend(get_geoms(self.geometries.polygons, 3084))
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tgeoms.extend(get_geoms(self.geometries.multipolygons, 900913))
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# The SRID won't be exported in GEOS 3.0 release candidates.
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no_srid = self.null_srid == -1
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for geom in tgeoms:
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s1, s2 = cPickle.dumps(geom), pickle.dumps(geom)
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g1, g2 = cPickle.loads(s1), pickle.loads(s2)
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for tmpg in (g1, g2):
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self.assertEqual(geom, tmpg)
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if not no_srid:
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self.assertEqual(geom.srid, tmpg.srid)
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self.assertEqual(geom.srid, tmpg.srid)
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def test_prepared(self):
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"Testing PreparedGeometry support."
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@ -1071,7 +1049,7 @@ class GEOSTest(unittest.TestCase, TestDataMixin):
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self.assertIsInstance(g.valid_reason, six.string_types)
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self.assertTrue(g.valid_reason.startswith("Too few points in geometry component"))
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@skipUnless(HAS_GEOS and geos_version_info()['version'] >= '3.2.0', "geos >= 3.2.0 is required")
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@skipUnless(HAS_GEOS, "Geos is required.")
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def test_linearref(self):
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"Testing linear referencing"
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@ -101,16 +101,13 @@ class GEOSIOTest(unittest.TestCase):
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# Equivalent of `wkb_w.outdim = bad_outdim`
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self.assertRaises(ValueError, wkb_w._set_outdim, bad_outdim)
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# These tests will fail on 3.0.0 because of a bug that was fixed in 3.1:
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# http://trac.osgeo.org/geos/ticket/216
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if not geos_version_info()['version'].startswith('3.0.'):
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# Now setting the output dimensions to be 3
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wkb_w.outdim = 3
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# Now setting the output dimensions to be 3
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wkb_w.outdim = 3
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self.assertEqual(hex3d, wkb_w.write_hex(g))
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self.assertEqual(wkb3d, wkb_w.write(g))
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self.assertEqual(hex3d, wkb_w.write_hex(g))
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self.assertEqual(wkb3d, wkb_w.write(g))
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# Telling the WKBWriter to include the srid in the representation.
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wkb_w.srid = True
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self.assertEqual(hex3d_srid, wkb_w.write_hex(g))
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self.assertEqual(wkb3d_srid, wkb_w.write(g))
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# Telling the WKBWriter to include the srid in the representation.
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wkb_w.srid = True
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self.assertEqual(hex3d_srid, wkb_w.write_hex(g))
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self.assertEqual(wkb3d_srid, wkb_w.write(g))
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@ -336,8 +336,7 @@ class DistanceTest(TestCase):
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# Reference queries:
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# SELECT ST_Area(poly) FROM distapp_southtexaszipcode;
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area_sq_m = [5437908.90234375, 10183031.4389648, 11254471.0073242, 9881708.91772461]
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# Tolerance has to be lower for Oracle and differences
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# with GEOS 3.0.0RC4
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# Tolerance has to be lower for Oracle
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tol = 2
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for i, z in enumerate(SouthTexasZipcode.objects.area()):
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self.assertAlmostEqual(area_sq_m[i], z.area.sq_m, tol)
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@ -10,7 +10,7 @@ geospatial libraries:
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======================== ==================================== ================================ ==========================
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Program Description Required Supported Versions
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======================== ==================================== ================================ ==========================
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:ref:`GEOS <ref-geos>` Geometry Engine Open Source Yes 3.4, 3.3, 3.2, 3.1
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:ref:`GEOS <ref-geos>` Geometry Engine Open Source Yes 3.4, 3.3, 3.2
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`PROJ.4`_ Cartographic Projections library Yes (PostgreSQL and SQLite only) 4.8, 4.7, 4.6, 4.5, 4.4
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:ref:`GDAL <ref-gdal>` Geospatial Data Abstraction Library No (but, required for SQLite) 1.9, 1.8, 1.7, 1.6
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:ref:`GeoIP <ref-geoip>` IP-based geolocation library No 1.4
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@ -23,7 +23,6 @@ totally fine with GeoDjango. Your mileage may vary.
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..
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Libs release dates:
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GEOS 3.1.0 2009-03-11
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GEOS 3.2.0 2009-12-14
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GEOS 3.3.0 2011-05-30
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GEOS 3.4.0 2013-08-11
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@ -175,6 +175,8 @@ Miscellaneous
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* ``URLField.to_python`` no longer adds a trailing slash to pathless URLs.
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* ``django.contrib.gis`` dropped support for GEOS 3.1.
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.. _deprecated-features-1.8:
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Features deprecated in 1.8
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