dustem_plot_extinction.pro
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PRO dustem_plot_extinction,st,st_model,_extra=_extra,help=help
;+
; NAME:
; dustem_plot_extinction
; PURPOSE:
; Plots a Dustem extinction
; CATEGORY:
; Dustem
; CALLING SEQUENCE:
; dustem_plot_extinction,st,st_model[,/help][,_extra=]
; INPUTS:
; st = Dustem model output structure
; st_model = Dustem model parameters structure
; OPTIONAL INPUT PARAMETERS:
; _extra = extra parameters for the plot routine
; OUTPUTS:
; None
; OPTIONAL OUTPUT PARAMETERS:
; None
; ACCEPTED KEY-WORDS:
; help = If set, print this help
; COMMON BLOCKS:
; None
; SIDE EFFECTS:
; model is plotted
; RESTRICTIONS:
; The dustem idl wrapper must be installed
; PROCEDURE:
; None
; EXAMPLES
; dustem_init,/wrap
; dir_in=getenv('DUSTEM_SOFT_DIR')+'/src/dustem3.8_web/'
; st_model=dustem_read_all(dir_in)
; dir=getenv('DUSTEM_RES')
; st=dustem_read_all_res(dir_in)
; loadct,13
; dustem_plot_extinction,st,st_model,yr=[1.e-6,1.e0],/ysty,xr=[1.,400],/xsty
; MODIFICATION HISTORY:
; Written by J.-Ph. Bernard
; see evolution details on the dustem cvs maintained at CESR
; Contact J.-Ph. Bernard (Jean-Philippe.Bernard@cesr.fr) in case of problems.
;-
IF keyword_set(help) THEN BEGIN
doc_library,'dustem_plot_extinction'
goto,the_end
ENDIF
Ngrains=st_model.Ngrains
colors=dustem_grains_colors(Ngrains,/cgplot)
mH=1.66e-24 ;g
fact=mH*1.e21
;stop
;st.ext is supposed to be in cm^2/g (of dust)
i=0L
ffact=fact*st_model.grains[i].MDUST_O_MH
yr=[0,2.5]
xr=[1,10]
;cgplot,1./st.ext.wav,st.ext.EXT_TOT,color='red',xtit=xtit,ytit=ytit,tit=tit,yr=yr,/ysty,xr=xr,/xsty
cgplot,1./st.ext.wav,st.ext.EXT_TOT,color='red',_extra=_extra
abs_tot=st.ext.abs_grain[i]*0.
sca_tot=st.ext.sca_grain[i]*0.
FOR i=0L,Ngrains-1 DO BEGIN
;ffact=fact*st_model.grains[i].MDUST_O_MH
ffact=1. ;because it looks as if the values are already in 1e-21 cm^2/H
abs=st.ext.abs_grain[i]*ffact
sca=st.ext.sca_grain[i]*ffact
ext=abs+sca
cgoplot,1./(st.ext.wav),abs,color=colors[i],psym=psym,linestyle=1
cgoplot,1./(st.ext.wav),sca,color=colors[i],psym=psym,linestyle=2
cgoplot,1./(st.ext.wav),ext,color=colors[i],psym=psym,linestyle=0
abs_tot=abs_tot+st.ext.abs_grain[i]*ffact
sca_tot=sca_tot+st.ext.sca_grain[i]*ffact
ENDFOR
total_extinction=abs_tot+sca_tot
cgoplot,1./(st.ext.wav),total_extinction,color='black',psym=psym
the_end:
;stop
END