that's it!!! It's perfect!!
thanks, Perry.
16.05.2006
16.05.2006
On 5/16/06, Pericles S. Nacionales <[EMAIL PROTECTED]> wrote:
Get rid of the OUTPUTFORMAT object and just add IMAGETYPE PNG24. See
what happens.
-Perry
Zhonghai Wang wrote:
> Hi, Jacob,
>
> you mean like this:
>
> *****output format:
>
> OUTPUTFORMAT
> NAME "PNG24"
> MIMETYPE "image/PNG"
> DRIVER "GD/PNG"
> EXTENSION "PNG"
> IMAGEMODE RGBA
> #TRANSPARENT ON
> #TRANSPARENCY ALPHA
> END
>
> ******layer definition:
> LAYER
> NAME "railway"
> STATUS DEFAULT
> TYPE LINE
> CONNECTIONTYPE OGR
> CONNECTION "CA_NAV_RAILRDS.TAB"
> MAXSCALE 8000
> SYMBOLSCALE 4000
> TRANSPARENCY ALPHA
> PROJECTION
> "init=epsg:4326"
> END
> CLASS
> NAME "railway"
> STYLE
> SYMBOL 'point'
> COLOR 0 0 0
> SIZE 5
> MINSIZE 1
> MAXSIZE 5
> ANTIALIAS TRUE
> END
> STYLE
> SYMBOL "dashedline"
> COLOR 255 255 255
> SIZE 3
> MINSIZE 0
> MAXSIZE 3
> ANTIALIAS TRUE
> END
> END
>
> **
>
> if all the definition is right, this function does not really make the
> output image nicer. and I've noticed that ANTIALIAS TRUE/FALSE is only
> useful for truetype font, but not for line features, which means only
> for truetype font symbols. or Did I do anything wrong?
>
>
> On 5/16/06, *Delfos, Jacob* <[EMAIL PROTECTED]
> <mailto:[EMAIL PROTECTED]>> wrote:
>
> Zhonghai,
>
> PNG is 8bit, PNG24 is 24bit colour, with an 8bit transparency. So for
> the ALPHA option, I think you need PNG24. Try this definition:
>
> OUTPUTFORMAT
> NAME PNG24
> DRIVER "GD/PNG"
> MIMETYPE "image/png"
> EXTENSION PNG
> IMAGEMODE RGBA
> END
>
> Then put:
>
> TRANSPARENCY ALPHA
>
> in your layer definition (not in OUTPUTFORMAT).
>
> regards,
>
> Jacob
>
>
>
> ________________________________
>
> From: UMN MapServer Users List
> [mailto:[email protected]
> <mailto: [email protected]>] On Behalf Of Zhonghai Wang
> Sent: 16 May 2006 16:14
> To: [email protected]
> <mailto: [email protected]>
> Subject: Re: [UMN_MAPSERVER-USERS] Anti Aliasing
>
>
> Hi,
>
> I am interested in this question, and I've tried like this:
>
> *****
> OUTPUTFORMAT
> NAME "PNG"
> MIMETYPE "image/PNG"
> DRIVER "GD/PNG"
> EXTENSION "PNG"
> IMAGEMODE RGBA
> TRANSPARENCY ALPHA
> END
> *****
> I've noticed that there is no PNG24 output image format in the
> mapfile reference document, and therefore I've used PNG.
>
> but, I get the followig error message:
>
> loadOutputFormat(): Unknown identifier. Parsing error near
> (TRANSPARENCY):(line 114)
>
> which means I caon only use TRANSPARENT as the the identifier as
> listed in the mapfile reference document, and this parameter can
> only be
> truned on or off.
>
> any further ideas, Steve?
>
> 1000 thanks.
>
> zhonghai
>
>
> On 5/16/06, ramesh karra <[EMAIL PROTECTED]
> <mailto:[EMAIL PROTECTED] >> wrote:
>
> Hi,
>
> I have added 'ANTIALIAS TRUE' to all my STYLE objects
> but I do not see any difference in the map that's
> displayed. I was hoping to see smooth lines but there
> was no difference in the way lines(representing roads)
> are drawn with or without anti-aliasing. Is this the
> expected behavior? How can I get smooth lines?
>
> My layer is defined as follows:
>
> LAYER
> NAME roads
> DATA droad1
> STATUS OFF
> TYPE LINE
>
> PROJECTION
> "init=epsg:4326"
> END
>
> CLASS
> NAME "Roads"
> MAXSCALE 80000
> MINSCALE 20000
> STYLE
> ANTIALIAS TRUE
> COLOR 150 150 150
> WIDTH 3
> END
> STYLE
> ANTIALIAS TRUE
> COLOR 255 255 255
> WIDTH 1
> END
> END
> END
>
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