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Diffstat (limited to 'Master/texmf/doc/asymptote/examples/spectrum.asy')
-rw-r--r-- | Master/texmf/doc/asymptote/examples/spectrum.asy | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/Master/texmf/doc/asymptote/examples/spectrum.asy b/Master/texmf/doc/asymptote/examples/spectrum.asy deleted file mode 100644 index a5d576921cf..00000000000 --- a/Master/texmf/doc/asymptote/examples/spectrum.asy +++ /dev/null @@ -1,79 +0,0 @@ -import graph; -usepackage("ocg"); -settings.tex="pdflatex"; - -// Dan Bruton algorithm -pen nm2rgb(real wl, real gamma=0.8, bool intensity=true) { - triple rgb; - if(wl >= 380 && wl <= 440) {rgb=((440-wl)/60,0,1);} - if(wl > 440 && wl <= 490) {rgb=(0,(wl-440)/50,1);} - if(wl > 490 && wl <= 510) {rgb=(0,1,(510-wl)/20);} - if(wl > 510 && wl <= 580) {rgb=((wl-510)/70,1,0);} - if(wl > 580 && wl <= 645) {rgb=(1,(645-wl)/65,0);} - if(wl > 645 && wl <= 780) {rgb=(1,0,0);} - - real Intensity=1; - if(intensity) { - if(wl >= 700) {Intensity=0.3+0.7*(780-wl)/80;} - else if(wl <= 420) {Intensity=0.3+0.7*(wl-380)/40;} - } - - return rgb((Intensity*rgb.x)**gamma,(Intensity*rgb.y)**gamma, - (Intensity*rgb.z)**gamma); -} - -real width=1; -real height=50; - -begin("spectrum"); -for(real i=380 ; i <= 780 ; i += width) { - draw((i,0)--(i,height),width+nm2rgb(wl=i,false)+squarecap); -} -begin("Extinction",false); // nested -for(real i=380 ; i <= 780 ; i += width) { - draw((i,0)--(i,height),width+nm2rgb(wl=i,true)+squarecap); -} -end(); -end(); - -begin("Wavelength"); -xaxis(scale(0.5)*"$\lambda$(nm)",BottomTop,380,780, - RightTicks(scale(0.5)*rotate(90)*Label(),step=2,Step=10),above=true); -end(); - -// From Astronomical Data Center(NASA) -// Neutral only -real[] Na={423.899, 424.208, 427.364, 427.679, 428.784, 429.101, - 432.14, 432.462, 434.149, 434.474, 439.003, 439.334, 441.989, 442.325, - 449.418, 449.766, 454.163, 454.519, 568.2633, 568.8204, 588.995, - 589.5924}; -begin("Na absorption"); -for(int i=0; i < Na.length; ++i) { - draw((Na[i],0)--(Na[i],height),0.1*width+squarecap); -} -end(); - -begin("Na emission"); -for(int i=0; i < Na.length; ++i) { - draw((Na[i],0)--(Na[i],-height),0.1*width+nm2rgb(Na[i],false)+squarecap); -} -end(); - -// Neutral only -real[] Zn={388.334, 396.543, 411.321, 429.288, 429.833, 462.981, - 468.014, 472.215, 481.053 , 506.866, 506.958, 518.198, 530.865, - 531.024, 531.102, 577.21, 577.55, 577.711, 623.79, 623.917, 636.234, - 647.918, 692.832, 693.847, 694.32, 779.936}; -begin("Zn absorption",false); -for(int i=0; i < Zn.length; ++i) { - draw((Zn[i],0)--(Zn[i],height),width+squarecap); -} -end(); - -begin("Zn emission",false); -for(int i=0; i < Zn.length; ++i) { - draw((Zn[i],0)--(Zn[i],-height),width+nm2rgb(Zn[i],false)+squarecap); -} -end(); - -shipout(bbox(2mm,Fill(white))); |