[ncl-talk] About cnLowLabelBackgroundColor and color mistake when overlay.

[Tao Lu]

Hi Brownrigg

Thank you very much for your help.

About the second question, you can see the second red circle.
The image is blurred.

But I found if I make contour of terrain semi-transparent, the image blur
will disappear.

Thank you,
Tao

On Fri, Dec 9, 2016 at 1:59 AM, Rick Brownrigg <brownrig at ucar.edu> wrote:

> For question 1, you should be able to use a RGBa color to set the
> background to partially transparent.  For example setting
>
>   yourRes at cnLowLabelBackgroundColor = (/ 1., 1., 1., 0.5/)
>
> You set the color to partially transparent white.  If you are unfamiliar
> with RGBa colors, you might take a look at:
>
> http://ncl.ucar.edu/Applications/rgbacolor.shtml
>
> I don't know what the issue is for your second question.
>
> Rick
>
> On Thu, Dec 8, 2016 at 12:15 AM, Tao Lu <hakufu.asano at gmail.com> wrote:
>
>> Hi ncl-talk
>>
>> I plot a graph as follow:
>> [image: Inline image 2]
>>
>> I have two questions.
>> One: is it possible to make "cnLowLabelBackgroundColor" half transparent
>> so that I can see the terrain after linelaber.
>> Two: As you see, when label overlay on terrain, the color looks bad. is
>> there any method to solve this?
>>
>> Thank you.
>> Tao
>>
>>
>> --
>> ******************************************************
>> 盧 涛 (ル タオ) 修士課程2年
>>
>> 〒112-8551 東京都文京区春日1-13-27
>>
>> 中央大学理工学研究科都市環境学専攻
>>
>> 河川・水文研究室（山田正教授）
>>
>>
>> TEL: 03-3817-3406;   Phone: 070-2188-7509
>> Email1: hakufu.asano at gmail.com <mail%3Amet.yamos at gmail.com>
>> Email2: lutao at civil.chuo-u.ac.jp <mail%3Ayamoto at civil.chuo-u.ac.jp>
>> *******************************************************
>> ******************************************************
>> Tao Lu    (M. Eng)
>> Laboratory of River Engineering and Hydrology,
>> Dept. of Civil and Environmental Engineering,
>> Graduate School of Science and Engineering,
>> Chuo University
>>
>> 1-13-27,Kasuga,Bunkyo-ku,Tokyo
>> 112-8551, Japan
>> TEL: 03-3817-1805;   Phone: 070-2188-7509
>> Email1: hakufu.asano at gmail.com <mail%3Amet.yamos at gmail.com>
>> Email2: lutao at civil.chuo-u.ac.jp <mail%3Ayamoto at civil.chuo-u.ac.jp>
>> *****************************************************
>>
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>


-- 
******************************************************
盧 涛 (ル タオ) 修士課程2年

〒112-8551 東京都文京区春日1-13-27

中央大学理工学研究科都市環境学専攻

河川・水文研究室（山田正教授）


TEL: 03-3817-3406;   Phone: 070-2188-7509
Email1: hakufu.asano at gmail.com <mail%3Amet.yamos at gmail.com>
Email2: lutao at civil.chuo-u.ac.jp <mail%3Ayamoto at civil.chuo-u.ac.jp>
*******************************************************
******************************************************
Tao Lu    (M. Eng)
Laboratory of River Engineering and Hydrology,
Dept. of Civil and Environmental Engineering,
Graduate School of Science and Engineering,
Chuo University

1-13-27,Kasuga,Bunkyo-ku,Tokyo
112-8551, Japan
TEL: 03-3817-1805;   Phone: 070-2188-7509
Email1: hakufu.asano at gmail.com <mail%3Amet.yamos at gmail.com>
Email2: lutao at civil.chuo-u.ac.jp <mail%3Ayamoto at civil.chuo-u.ac.jp>
*****************************************************
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