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Re: Behaviour of colorbar title in z-buffer? [message #87850 is a reply to message #87810]

Fri, 28 February 2014 02:40

rjp23
Messages: 97
Registered: June 2010

Member

On Thursday, February 27, 2014 5:02:43 PM UTC, David Fanning wrote:
> No. Can I see some code, please. :-)

I've trimmed it down to just what I think the relevant bits are. Doing the same thing but changing the z-buffer stuff to ps_start/ps_end gives what I'd expect.

Thanks

Rob

;open z-buffer
thisDevice = !D.Name
Set_Plot, 'Z', /COPY

Device, Set_Resolution=[resx,resy], Z_Buffer=0
Erase

;plot map
map_set,/grid,/continents,limit=plot_lat_min,plot_lon_min,pl ot_lat_max,plot_lon_max],glinethick=2,ymargin=0,xmargin=0,po sition=[posx1, posy1, posx2, posy2], mlinethick=2, color=0, /noerase

;do some plotting stuff here
<snip>

;set colorbar coordinates
cposx1=0.2
cposy1=0.08
cposx2=0.6
cposy2=0.09

title='Altitude [m]'
format='(I6)'
minval=0
maxval=5000

;plot colorbar
colorbar,range=[minval,maxval],/vertical,title=title, $
position=[cposx1, cposy1, cposx2, cposy2],ncolors=254, thick=4, charthick=2, format=format, color=255, charsize=1.5

;get plot from z-buffer
snapshot = TVRD()
TVLCT, r, g, b, /Get
Device, Z_Buffer=1
Set_Plot, thisDevice

image24 = BytArr(3, resx, resy)
image24[0,*,*] = r[snapshot]
image24[1,*,*] = g[snapshot]
image24[2,*,*] = b[snapshot]

Write_png, png_filename+'.png', image24

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[Message index]

		Behaviour of colorbar title in z-buffer? By: rjp23 on Thu, 27 February 2014 09:00
		Re: Behaviour of colorbar title in z-buffer? By: David Fanning on Thu, 27 February 2014 09:02
		Re: Behaviour of colorbar title in z-buffer? By: rjp23 on Fri, 28 February 2014 02:40
		Re: Behaviour of colorbar title in z-buffer? By: David Fanning on Fri, 28 February 2014 05:20
		Re: Behaviour of colorbar title in z-buffer? By: rjp23 on Fri, 28 February 2014 05:35
		Re: Behaviour of colorbar title in z-buffer? By: David Fanning on Fri, 28 February 2014 05:44
		Re: Behaviour of colorbar title in z-buffer? By: rjp23 on Fri, 28 February 2014 06:02
		Re: Behaviour of colorbar title in z-buffer? By: David Fanning on Fri, 28 February 2014 06:11
		Re: Behaviour of colorbar title in z-buffer? By: rjp23 on Fri, 28 February 2014 06:17
		Re: Behaviour of colorbar title in z-buffer? By: David Fanning on Fri, 28 February 2014 06:33
		Re: Behaviour of colorbar title in z-buffer? By: David Fanning on Fri, 28 February 2014 06:47

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