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GEOmap (version 1.5-9.1)

Topographic and Geologic Mapping

Description

Set of routines for making Map Projections (forward and inverse), Topographic Maps, Perspective plots, Geological Maps, geological map symbols, geological databases, interactive plotting and selection of focus regions.

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Version

Install

install.packages('GEOmap')

Monthly Downloads

1,076

Version

1.5-9.1

License

GPL

Maintainer

Jonathan Lees

Last Published

February 18th, 2011

Functions in GEOmap (1.5-9.1)

Iinteractive earthquake cross section

Counter Clockwise Whorl

Explode symbols that overlap

GEOmap.breakline

Break a line at specified indeces into a list

Ellipsoidal.Distance

Ellipsoidal Distance

Distance and Azimuth from two points

Stroke Information

Horseshoe Symbol

Nice tic division

Add Tic marks to map

Insert NA in a vector

Nice Looking Lat-Lon pairs for plotting

Select Geographic map from database

Cartesian to Lat-Lon

DUMP vectors to screen in list format

Concatenate Two GEOmaps

Color Map from DEM

World Map with Teleseismic Ray-paths

Convert maps data to GEOmap format

Add Teeth to line

Global to local coordinates

Orthogonal Projection of Meridian or Parallel

Select parts of a GEOmap

Determine if point is inside polygon

Strike Slip Fault

Get a spline curve along a set of points

Do Interactive world Topography

Get Lat-Lon Perimeter

Cross sectional plot with earthquakes projected

Convert from XY to GLOBAL LAT-LON

Counter Clockwise check

Extract from GEOmap

Fill the complement of a polygon

Find spaced Points along a line

Plot Overturned fault

Set up color map from Geotouch

Rotate a GEOmap

Tick marks for Square plot

Area of Map objects

Fault Perpendiculars

y-axis rotation matrix

Normal Fault trace

Set up mark up for maps

set up matrices for selecting from eTOPO5

Add Lat-Lon points using projection

Extract a set of eathquakes in swath along a cross sectional line

List of Projection types

Rectangle Line Overlap

Plot regular polygon: pentagon, hexagon, octagon

Test set of points for inside/outside polygon

Difference between Longitudes

set a rotation matrix

Nice DMS coordinates

Point to line distance

Cartesian to Lat-Lon

GEOmap.CombineStrokes

Combine strokes in a GEOmap list

perpendicular marks along line

Plot globe with orthogonal

Get a spline curve along a set of points

Plot a projected GEO map

Get information on Y-margin for plotting

rotation about Z-axis

Correct the Wrapping problem

Along A great Arc

Magnitude size legend

Lambert-Azimuthal Equal Area

Topographic Plot of geographic region

Plot World Map with UTM sections

Exclude GEOmap Strokes

Basic Topogrpahy Map

Get UTM Box info

Translation matrix

List stroke points in a GEOmap

Orthogonal Map Projection

Earthquake Location Data

x-axis rotation matrix

Plot Lat-Lon tick marks

Topographic Color Map

Subset a Topo map

GEOmap.breakpoly

Break up a polygon

Convert decimal degrees to degree, minutes, seconds

local coordinates to Global

Great Circle Arc

Syncline and Anticline traces

Land and Sea Colors

Convert from GLOBAL LAT-LON to X-Y

Insert a set of values in a vector

North-South Weather Vane Arrow

Add lines, points or text to GEOmap projected plot

Extract a rectangular perimeter

Finder intersection of lines

Add markup information to an existing plot

Set up polygons for World map Database

Horizontal Zebra Scale

List Lat-Lon to cartesian XYZ

Create Topography ColorMAP

Global Coast Map

Geological legend from GEOmap Structure

Get LAT-LON points that fall inside a map

Internal point of polygon

Cross sectional profile through a digital elevation map

Set Various Map Constants

Cross sectional Swaths of Earthquakes over Japan

Cross Sections Using RPMG

Globe Rotation Matrix

Locate points in worlmap

Set Bounds for GEOmap