[Proj] GDM2000 for Malaysia

Bjørn Krangnes bkr at devonor.com
Wed Jul 4 05:39:45 EDT 2007

 I have added the parameters "+rot_conv +no_defs" but this gives no
I have also send an e-mail to Gerald but have got no reply.
I like you to have a go at it "no-risk-if-I-fail basis". But before
starting could you indicate some figures for costing.


> Bjørn Krangnes wrote:
>> I am using GDAL 1.4.0 and C#.
>> I am getting other coordinate transformations to work.
>> The TransformPoint function returns no status (void function).
>> You are saying that my proj strings are ok.
>> How should I proceed to sort out my problem ...
> Bjørn,
> First, it does not appear the problem is related to GDAL or C# since
> people get the same results with cs2cs which is a much more direct
> connection to the proj libraries.  So I think you can focus here on
> why you get the wrong results from cs2cs.
> You have posted the issue here, and clearly at least a couple people
> have looked at it quickly with no obvious solution.
> I can see two further steps:
>   o You can dig up papers on the coordinate system in question and try to
>     understand the parameters better and see if you can come up with a
>     better PROJ.4 string to represent the parameters.  Possibly this would
>     invole comparing how this projections works in other systems.
>   o You could attempt to commercially engage someone to help you with the
>     problem.  Possibly you could interest Gerald in the issue with some
>     inducement.  I might be willing to take a crack at it on a
>     no-risk-if-I-fail basis.
> Best regards,
> --
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Bjørn Krangnes
Devonor AS
Telephone: +47 32 29 96 90
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E-mail: bkr at devonor.com
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