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3dMapper is all about landscape visualization and mapping from a bird's-eye
or ground-level view. Think of it like a digital stereoscope, where
the terrain rises vertically out of a horizontal plane. Mouse movements
allow you to quickly rotate, zoom, pan, and scale the image. Synthetic
lighting (hill shading) can be added to emphasize terrain subtleties,
and the vertical dimension can be enlarged or shrunk to any value. We
call it 3dMapper because you draw lines and digitize points directly on
the 3-d surface. Its features include:
Arbitrary 3-d views from any view position (view)
Fly-through Animations (or fly along pre-defined path)
(view)
Contours at user-chosen
levels (view)
A transect tool for arbitrary cross-sections of the landscape (view)
Multiple textures alone or in combination: slope, elevation (view),
planform curvature, profile curvature (view),
phototone
Slope maps using arbitrary slope classes or as an unclassed map
(view1
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Display at user-specified map scale
Convert slope breaks to lines for editing
Point digitizing and editing on the 3d surface (with arbitrary
text labels) (view)
Line drawing on the 3d surface in point and stream mode (view)
Line editing: move, split, join, delete, etc. (view)
Line and polygon smoothing using splines (view)
Line and polygon generalization (simplification) (view)
Polygon assembly from lines and polygon editing: split,
merge, move vertexes, add/remove holes, etc. (view)
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It's 3d. Unlike other mapping programs, it lets you map
directly on the 3d surface. No more guessing where a ridgetop ends,
etc.
It's fast. The program provides very rapid 3d updates using
advanced graphics capabilities already built in to your video card.
Map output is georeferenced. Saved data are registered to
your coordinate systemno more compiling hand-drawn lines from
air photos.
It overlays multiple terrain layers. Landscape variables
(slope, aspect, curvature, etc.) are computed automatically so you
can interpret environmental conditions from many perspectives.
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Import color and greyscale raster (image) files
Import and export points, lines and polygons as shapefiles
Import and export points and lines as ascii (text) files
Save images as gif, jpeg or bmp files
Full documentation of features and operation in online help

The 3dMapper Control window
(click to enlarge)
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