AW: [mapserver-users] Oracle Spatial + MS 5.2.0: No drawing ofcertain objects
Paul Ramsey
pramsey at cleverelephant.ca
Mon Sep 22 09:17:16 PDT 2008
Should work, methinks.
break;
+ case 32: /* simple polygon with only arcs for bounds */
+ osArcPolygon(hand, shape, obj, ord_start,
ord_end, points, data3d);
+ shape->type = MS_SHAPE_POLYGON;
+ break;
case 33: /* rectangle defined by 2 points */
On Mon, Sep 22, 2008 at 6:55 AM, Steve Lime <Steve.Lime at dnr.state.mn.us> wrote:
> The shape->type value needs to be set to MS_SHAPE_POLYGON I believe.
> I've not looked at where
> Paul's patch sits in the source though so I don't know where that needs
> to happen. Perhaps as the
> second line in each of the cases of the patch?
>
> e.g. shape->type = MS_SHAPE_POLYGON;
>
> Steve
>
>>>> Schönhammer, Herbert <Schoenhammer.Herbert at Regensburg.de> 09/22/08
> 2:43 AM >>>
> Hallo Paul,
>
> using this patch, mapserver is not ignoring those polygons anymore
> (polygons, which exists ONLY of a connected sequence of circular arcs
> that closes on itself).
>
> But instead of rendering those polygons, I get know an error message:
>
> msDrawMap(): Image handling error. Failed to draw layer named
> 'stgk_gebaeude_orcl'.
> msDrawShape(): General error message. Only polygon shapes can be drawn
> using a POLYGON layer definition.
>
>
> The first step for rendering those polgons is done: Mapserver recognizes
> the polygons !
>
> Can I do anything else ?
>
> Greetings
> Herbert
>
>
>
> "polygons, which exists ONLY of
>>a connected sequence of circular arcs that closes on itself
>
>>-----Ursprüngliche Nachricht-----
>>Von: Paul Ramsey [mailto:pramsey at cleverelephant.ca]
>>Gesendet: Freitag, 19. September 2008 16:40
>>An: Schönhammer, Herbert
>>Cc: Mapserver-users (mapserver-users at lists.osgeo.org)
>>Betreff: Re: [mapserver-users] Oracle Spatial + MS 5.2.0: No
>>drawing of certain objects
>>
>>
>>Try the following completely untested patch:
>>
>>Index: maporaclespatial.c
>>===================================================================
>>--- maporaclespatial.c (revision 7827)
>>+++ maporaclespatial.c (working copy)
>>@@ -1476,6 +1476,9 @@
>> case 31: /* simple polygon with n points, last
>>point equals the first one */
>> osClosedPolygon(hand, shape, obj, ord_start,
>>ord_end, points, elem_type, data3d);
>> break;
>>+ case 32: /* simple polygon with only arcs
>>for bounds */
>>+ osArcPolygon(hand, shape, obj, ord_start,
>>ord_end, points, data3d);
>>+ break;
>> case 33: /* rectangle defined by 2 points */
>> osRectangle(hand, shape, obj, ord_start,
>>ord_end, points, point5, data3d);
>> break;
>>
>>
>>
>>
>>On Fri, Sep 19, 2008 at 3:20 AM, Schönhammer, Herbert
>><Schoenhammer.Herbert at regensburg.de> wrote:
>>> Hallo Paul,
>>>
>>> 1.) Yes, there is no difference in behavior between the old
>>and new mapserver versions.
>>>
>>> 2.) Yes and No. In detail:
>>>
>>> 2a) If there is at most ONE straight line in the polygon,
>>mapserver renders this polygon correct, even if there is a
>>curved segement (arc) in the polygon. For example this is a
>>church, which contains three arcs in the polygon (triple
>>11,2,2 and 31,2,2 and 51,2,2). This polygon is rendered correct.
>>>
>>> INSERT INTO AX_GEBAEUDE (FID,GEOM) VALUES
>>(14080503,mdsys.sdo_geometry(2003,82032,null,mdsys.sdo_elem_inf
>>o_array(1,1005,7,1,2,1,11,2,2,15,2,1,31,2,2,35,2,1,51,2,2,55,2,
>>1),mdsys.sdo_ordinate_array(4506867.81,5430890.76,4506872.05,54
>>30889.72,4506881.01,5430887.51,4506881.58,5430889.82,4506883.14
>>,5430896.16,4506937.22,5430883.9,4506941.09222415,5430884.75129
>>585,4506943.86,5430887.59,4506948.31,5430886.72,4506947.53,5430
>>882.98,4506950.45,5430882.37,4506950.02,5430880.3,4506955.17,54
>>30879.23,4506955.58,5430881.2,4506958.35,5430880.62,4506959.21,
>>5430884.73,4506961.57385865,5430886.53782314,4506960.13,5430889
>>.14,4506960.94,5430893,4506957.92,5430893.63,4506958.4,5430896.
>>12,4506953.2,5430897.12,4506952.74,5430894.72,4506950.1,5430895
>>.27,4506949.23,5430891.12,4506944.73,5430892,4506942.9045371,54
>>30896.27675424,4506939.38,5430899.31,4506893.36,5430909.55,4506
>>886.79,5430911.01,4506888.96,5430919.81,4506882.98,5430921.28,4
>>506874.83,5430923.28,4506874.09,5430920.3,4506872.55,5430914.03
>>,4506866.92,5430915.42,4506864.74,5430915.95,4506861.35,5430902
>>.17,4506870.09,5430900.02,4506867.81,5430890.76)));
>>>
>>> 2b) Mapserver does not render polygons, which exis>> Greetings
>>> Herbert
>>>
>>>>-----Ursprüngliche Nachricht-----
>>>>Von: Paul Ramsey [mailto:pramsey at cleverelephant.ca]
>>>>Gesendet: Donnerstag, 18. September 2008 16:35
>>>>An: Schönhammer, Herbert
>>>>Betreff: Re: [mapserver-users] Oracle Spatial + MS 5.2.0: No
>>>>drawing of certain objects
>>>>
>>>>
>>>>So, to confirm, there is now no difference in behavior between your
>>>>old and new mapserver installations?
>>>>
>>>>However, the old and new installations share an inability to render
>>>>polygons that include curved boundaries?
>>>>
>>>>P.
>>>>
>>>>On Thu, Sep 18, 2008 at 3:14 AM, Schönhammer, Herbert
>>>><Schoenhammer.Herbert at regensburg.de> wrote:
>>>>> Hallo Paul,
>>>>>
>>>>> (I needed some time because new hardware, ...)
>>>>>
>>>>> Okay: First of all:
>>>>>
>>>>> The reported NEW DIFFICULTIES are not reproducable any more.
>>>>I really don't know what happened. But LINESTRINGS made up of
>>>>a connected sequence of circular arcs ARE DRAWN by mapserver.
>>>>>
>>>>> The old problem still exists.
>>>>> =============================
>>>>> POLYGONS made up of a connected sequence of circular arcs
>>>>ARE NOT DRAWN by mapserver. No error message.
>>>>>
>>>>> I have made a config error in my mapfile. So I could get an
>>>>error message from mapserver. In this error message the
>>>>SQL-statement sent to the oracle database is:
>>>>>
>>>>> SELECT fid, geom FROM AX_GEBAEUDE WHERE SDO_FILTER( geom,
>>>>MDSYS.SDO_GEOMETRY(2003, 82032,
>>>>NULL,MDSYS.SDO_ELEM_INFO_ARRAY(1,1003,3),MDSYS.SDO_ORDINATE_ARR
>>>>AY(4505602.25,5430841.31,4505622.97,5430856.39)
>>>>),'querytype=window') = 'TRUE'
>>>>>
>>>>> When i submit this SQL direct to the databse I get 4
>>geometries back.
>>>>> Two POLYGONS made up of straight line segements.
>>>>> Two POLYGONS made up of a connected sequence of circular arcs.
>>>>>
>>>>> The polygons with straight line segments are drawn, the
>>>>polygons made up of a connected sequence of circular arcs are
>>>>not drawn.
>>>>>
>>>>> I have exported these objects from my database:
>>>>>
>>>>> The drawn polygons are:
>>>>> INSERT INTO AX_GEBAEUDE (FID,GEOM) VALUES
>>>>(14079074,mdsys.sdo_geometry(2003,82032,null,mdsys.sdo_elem_inf
>>>>o_array(1,1003,1),mdsys.sdo_ordinate_array(4505658.59,5430772.1
>>>>7,4505643.27,5430803.04,4505634.39,5430798.05,4505625.41,543081
>>>>4,4505619.34,5430810.5898,4505607.9,5430830.95,4505607.4,543083
>>>>0.7,4505600.29,5430845.02,4505511.2,5430801.08,4505534.42,54307
>>>>54.01,4505552.34,5430762.86,4505569.51,5430728.08,4505658.59,54
>>>>30772.17)));
>>>>> INSERT INTO AX_GEBAEUDE (FID,GEOM) VALUES
>>>>(14079078,mdsys.sdo_geometry(2003,82032,null,mdsys.sdo_elem_inf
>>>>o_array(1,1003,1),mdsys.sdo_ordinate_array(4505643.27,5430803.0
>>>>4,4505643.85,5430803.37,4505644.39,5430803.67,4505644.34,543080
>>>>3.76,4505635.46,5430819.49,4505633.64,5430822.73,4505619.68,543
>>>>0847.46,4505609.69,5430841.9199,4505613.95,5430834.36,4505625.4
>>>>1,5430814,4505634.39,5430798.05,4505643.27,5430803.04)));
>>>>>
>>>>> The polygons which are not drawn are:
>>>>> INSERT INTO AX_GEBAEUDE (FID,GEOM) VALUES
>>>>(14079126,mdsys.sdo_geometry(2003,82032,null,mdsys.sdo_elem_inf
>>>>o_array(1,1003,2),mdsys.sdo_ordinate_array(4505611.03,5430848.5
>>>>5,4505611.03,5430845.19,4505614.39,5430845.19,4505614.39,543084
>>>>8.55,4505611.03,5430848.55)));
>>>>> INSERT INTO AX_GEBAEUDE (FID,GEOM) VALUES
>>>>(14079128,mdsys.sdo_geometry(2003,82032,null,mdsys.sdo_elem_inf
>>>>o_array(1,1003,2),mdsys.sdo_ordinate_array(4505615.64,5430849.9
>>>>,4505615.64,5430847.3,4505618.24,5430847.3,4505618.24,5430849.9
>>>>,4505615.64,5430849.9)));
>>>>>
>>>>>
>>>>> All polygons are GTYPE=2003 in SRID=82032. All POLYGONS are
>>>>SDO_ETYPE=1003.
>>>>> The POLYGONS with SDO_INTERPRETATION = 1 are drawn.
>>>>> The POLYGONS with SDO_INTERPRETATION = 2 are not drawn.
>>>>>
>>>>>
>>>>> greetings
>>>>> Herbert
>>>>>
>>>>>>-----Ursprüngliche Nachricht-----
>>>>>>Von: Paul Ramsey [mailto:pramsey at cleverelephant.ca]
>>>>>>Gesendet: Donnerstag, 11. September 2008 19:07
>>>>>>An: Schönhammer, Herbert
>>>>>>Cc: Mapserver-users (ma>>>>>Betreff: Re: [mapserver-users] Oracle Spatial + MS 5.2.0: No
>>>>>>drawing of certain objects
>>>>>>
>>>>>>
>>>>>>Could you do a bit more legwork and see if the problem
>>appears at the
>>>>>>transition to 5.0 or the transition to 5.2? From there we
>>>>can probably
>>>>>>find the code change that caused it.
>>>>>>
>>>>>>P.
>>>>>>
>>>>>>On Wed, Sep 10, 2008 at 7:03 AM, Schönhammer, Herbert
>>>>>><Schoenhammer.Herbert at regensburg.de> wrote:
>>>>>>> Hi list,
>>>>>>>
>>>>>>> ( I had a similar discussion using Mapserver 4.10.x and
>>>>>>Oracle Spatial 9i in
>>>>>>> May 2007. But the problems changed using Mapserver 5.2.0 .).
>>>>>>>
>>>>>>>
>>>>>>> The new environmet:
>>>>>>> ===============
>>>>>>> Server SLES10
>>>>>>> Mapserver 5.2.0
>>>>>>> Oracle OCI - Interface used with Oracle 11-Client-Software
>>>>>>>
>>>>>>> DB-Server Windows 2xxx
>>>>>>> Oracle Spatial 10g
>>>>>>>
>>>>>>>
>>>>>>> The new problem :
>>>>>>> ==============
>>>>>>> Line strings made up of a connected sequence of circular
>>>>>>arcs ARE NOT DRAWN.
>>>>>>> No error message is generated by mapserver, but the objects
>>>>>>are not shown in
>>>>>>> the map.
>>>>>>>
>>>>>>> Example:
>>>>>>> INSERT INTO AX_BES_GEBLINIE (FID,GEOM) VALUES
>>>>>>>
>>>>>>(14196363,mdsys.sdo_geometry(2002,82032,null,mdsys.sdo_elem_inf
>>>>>>o_array(1,2,2),mdsys.sdo_ordinate_array(4512474.1948,5426555.09
>>>>>>79,4512473.3318,5426554.2349,4512474.1948,5426553.3719,4512475.
>>>>>>0578,5426554.2349,4512474.1948,5426555.0979)));
>>>>>>>
>>>>>>> (Background:
>>>>>>> In my mailing from May 2007 I reported that these
>>Objects are drawn
>>>>>>> correctly by mapserver. This statement is indeed
>>>>>>reproducable correct using
>>>>>>> mapserver 4.10.x. This is independent from the used oracle
>>>>>>version ( 9i or
>>>>>>> 10g ).
>>>>>>> Now, using mapserver 5.2.0 these objects are not drawn
>>>>>>anymore. No error
>>>>>>> message is produced. This is also independent from the used
>>>>>>oracle version (
>>>>>>> 9i or 10g ). )
>>>>>>>
>>>>>>> The old problem:
>>>>>>> ============
>>>>>>> Polygons made up of a connected sequence of circular arcs
>>>>>>ARE NOT DRAWN. No
>>>>>>> error message is generated by mapserver, but the objects are
>>>>>>not shown in
>>>>>>> the map.
>>>>>>>
>>>>>>> (This problem was already reported in May 2007. The
>>>>>>behaviour did not change
>>>>>>> from mapserver 4.10.x to 5.2.0)
>>>>>>>
>>>>>>> Example:
>>>>>>> INSERT INTO AX_GEBAEUDE (FID,GEOM) VALUES
>>>>>>>
>>>>>>(14079065,mdsys.sdo_geometry(2003,82032,null,mdsys.sdo_elem_inf
>>>>>>o_array(1,1003,2),mdsys.sdo_ordinate_array(4505553.2585,5430757
>>>>>>.2937,4505551.1659,5430755.2011,4505553.2585,5430753.1085,45055
>>>>>>55.3511,5430755.2011,4505553.2585,5430757.2937)));
>>>>>>>
>>>>>>>
>>>>>>> Oracle Documentation:
>>>>>>> =================
>>>>>>> Reading the Oracle Docs, I think all the objects are correct
>>>>>>defined. The
>>>>>>> geometries are validating by oracle 9i and oracle 10g (Using
>>>>>>the st_valid -
>>>>>>> method, e.g. SELECT a.GEOM.ST_IsValid()
>>>>>>> FROM ax_bes_geblinie a WHERE a.fid = 14196363;).
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Does anybody know a solution how to draw these objects with
>>>>>>mapserver ?
>>>>>>>
>>>>>>> greetings
>>>>>>> Herbert
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> mapserver-users mailing list
>>>>>>> mapserver-users at lists.osgeo.org
>>>>>>> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>> _______________________________________________
>>> mapserver-users mailing list
>>> mapserver-users at lists.osgeo.org
>>> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>>>
>>
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