peopleFilename = filepath('people.jpg', subdir=['examples', 'data'])
ali = read_image(peopleFilename)
help, ali
view = obj_new('IDLgrView', viewplane_rect=[0, 0, 256, 256])
model = obj_new('IDLgrModel')
view->add, model
image = obj_new('IDLgrImage', ali)
model->add, image
window = obj_new('IDLgrWindow', dimensions=[256, 256])
window->draw, view
image->getProperty, interleave=interleave
print, interleave
image->setProperty, channel='ff0000'x
window->draw, view
obj_destroy, [view, window]
mg_show_polygon
filename = filepath('cow10.sav', subdir=['examples', 'data'])
restore, filename=filename, /verbose
polygon = obj_new('IDLgrPolygon', x, y, z, polygons=polylist, $
color=[100, 80, 25], shading=1)
xobjview, polygon
obj_destroy, polygon
model = obj_new('IDLgrModel')
model->getProperty, transform=transform
print, transform
model->translate, 2, 3, 4
model->getProperty, transform=transform
print, transform
model->scale, 5, 6, 7
model->getProperty, transform=transform
print, transform
model->rotate, [1, 0, 0], 90
model->getProperty, transform=transform
print, transform
obj_destroy, model
mg_transform_demo
mg_show_axes
mg_show_axes, /no_switch
endoFilename = filepath('endocell.jpg', subdir=['examples', 'data'])
endo = read_image(endoFilename)
mg_ogimage_example, endo
openr, lun, filepath('damp_sn.dat', subdir=['examples', 'data']), /get_lun
dsin = bytarr(512)
readu, lun, dsin
free_lun, lun
mg_ogplot_example, findgen(512), dsin
restore, filename=filepath('marbells.dat', subdir=['examples', 'data']), /verbose
mg_ogsurface_example, elev, color=[200, 200, 200], style=2
convecFilename = filepath('convec.dat', subdir=['examples', 'data'])
convec = read_binary(convecFilename, data_type=1, data_dims=[248, 248])
mg_ogcontour_example, convec, n_levels=30
blackHoleFilename = filepath('cduskcD1400.sav', subdir=['examples', 'data'])
restore, filename=blackHoleFilename
mg_ogvolume_example, density, clip_planes=[-0.1, -0.1, 0.3, -1.0]
restore, filename=filepath('storm25.sav', subdir=['examples', 'demo', 'demodata']), /verbose
mg_ogisosurface_example, p, 9, /shading
mg_ogmap_example, 'stereographic', color=[200, 100, 100]
restore, filename=filepath('marbells.dat', subdir=['examples', 'data']), /verbose
mg_ogscene_example, elev, findgen(350) * 10, findgen(450) * 10, /isotropic
mg_surfacetexture_demo
mg_render_order
mg_render_order, /swap
mg_texturemap_demo
.run mggrcube__define
cube = obj_new('MGgrCube', center=[0, 0], side=1.0)
xobjview, cube
cube->setProperty, color=[255, 200, 0]
obj_destroy, cube
.run mggrlightmodel__define
.run mggrwindow3d__define
nsets = 20
npts = 100
seed = 0L
d = randomu(seed, nsets, npts)
for c = 0L, nsets - 1L do d[c, *] += (randomu(seed, 1))[0]
bpd = createboxplotdata(d)
box = boxplot(bpd, xrange=[-1, nsets], $
title='Random data sets', xtitle='Data set', ytitle='Values', $
fill_color='light_blue', thick=2.0, dimensions=[800, 300])
waves = (read_ascii(file_which('sine_waves.txt'))).field1
p1 = plot(waves[0, *])
help, p1
p2 = plot(waves[1, *], /overplot, color='red')
p1.linestyle = 'dashed'
print, p1
p = plot(/test)
c = contour(/test)
print, getwindows()
p = plot(sin(findgen(360) * !dtor), /buffer)
p->save, 'sinewave.png', width=600
im = p.window.image_data
help, im
window, xsize=640, ysize=512
tv, im, true=1
obj_destroy, p
w = window()
t = text(0.5, 0.5, 'The formula is: $e^{i\pi} + 1 = 0$', font_size=24, alignment=0.5, /normal)
print, tex2idl('The formula is: $e^{i\pi} + 1 = 0$')
xyouts, 0.5, 0.5, tex2idl('The formula is: $e^{i\pi} + 1 = 0$'), /normal, alignment=0.5