Hi Chris,
Yes I got the data you sent. My apologies for not being able to dedicate
time to this but I am quite swamped with project work at the moment and
probably wont be able to get to this until the weekend.
-Justin
Chris wrote
> Could you confirm that you received the data you needed?
>
> Chris.
>
> On Jan 19, 2008 1:06 AM, Justin Deoliveira <[EMAIL PROTECTED]> wrote:
>> Hi Chris,
>>
>> Sorry, its been a busy week and I have not had time to keep up with your
>> questions. Its not immediately evident to me what is wrong with your
>> code. I would have to debug it over on my end. You said your data is a
>> shapefile with a few thousands rows in it? If there are no licensing or
>> confidentiality issues is there any chance i can get my hands on it?
>> that way i could test over here.
>>
>> If so, please send the location of the shapefile (you can in a private
>> email if you wish). Also the most recent version of all your code.
>>
>> -justin
>>
>>
>> Chris wrote:
>>> Sorry, it is me again but I'm still stuck with the same problem: I
>>> tried the following
>>>
>>>
>>>
>>> Coordinate[] c = new
>>> Coordinate[]{(l1.getStartPoint()).getCoordinate(), p.getCoordinate()};
>>> LineString l1a = new LineString(new CoordinateArraySequence(c), new
>>> GeometryFactory(new PrecisionModel(
>>> PrecisionModel.maximumPreciseValue), 4326));
>>>
>>> l1_sub.add(l1a);
>>> if(!l1.covers(l1a))
>>> System.out.println("Error: a");
>>>
>>> But this did not improve anything (Still prints Error: a). Hence, in
>>> the following of my routine, I trying to see which sub_part of l1 is
>>> having an intersection with l2, it happens (more than 1000 times for
>>> my shapefile) that I can find any l1 sub_part intersecting l2.
>>>
>>> To detect the intersection, I'm using the following code:
>>> int k = 0;
>>> while (k < l1_sub.size() && !((LineString) l1_sub.get(k)).intersects(l2)) {
>>> ++k;
>>> }
>>> if(k >= l1_sub.size()) {
>>> System.out.println("error");
>>> }
>>>
>>> I hope someone can help me with this, because of this, my graph is
>>> not perfectly connected and this is kinda annoying. This is the last
>>> problem in my project... thanks in advance.
>>>
>>> P.S: I forgot to mention in my previous mail that p in the
>>> intersection point between l1 and another linestring l2.
>>>
>>>> On Jan 15, 2008 2:12 AM, Chris < [EMAIL PROTECTED]> wrote:
>>>>
>>>>> Could you tell me what is wrong with this part of code?
>>>>>
>>>>> Coordinate[] c = new Coordinate[]{(l1.getStartPoint()).getCoordinate(),
>>>>> p.getCoordinate()};
>>>>> LineString l1a = new LineString(new CoordinateArraySequence(c), new
>>>>> GeometryFactory());
>>>>> l1_sub.add(l1a);
>>>>> if(!l1.covers(l1a))
>>>>> System.out.println("Error: a");
>>>>>
>>>>> It displays "Error: a". Because of this, it happens that none of the
>>>>> subparts of l1 intersects with l2 :(
>>>>>
>>>>>
>>>>> Regards,
>>>>> Chris.
>>>
>>>
>>>
>>
>> --
>>
>> Justin Deoliveira
>> The Open Planning Project
>> http://topp.openplans.org
>>
>
> !DSPAM:4007,47987ff0190371336712104!
>
--
Justin Deoliveira
The Open Planning Project
http://topp.openplans.org
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