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GEOmap (version 1.6-01)

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

1.6-01

License

GPL

Maintainer

Jonathan Lees

Last Published

October 19th, 2011

Functions in GEOmap (1.6-01)

Do Interactive world Topography

Convert maps data to GEOmap format

Cross Sections Using RPMG

Correct the Wrapping problem

Convert from XY to GLOBAL LAT-LON

Basic Topogrpahy Map

Strike Slip Fault

Distance and Azimuth from two points

Set up mark up for maps

Explode symbols that overlap

Topographic Color Map

Global Coast Map

Finder intersection of lines

Orthogonal Projection of Meridian or Parallel

Add Teeth to line

Set up polygons for World map Database

Get Lat-Lon Perimeter

Fault Perpendiculars

GEOmap.breakline

Break a line at specified indeces into a list

World Map with Teleseismic Ray-paths

Nice Looking Lat-Lon pairs for plotting

Map inside-outside

Plot Overturned fault

Ellipsoidal.Distance

Ellipsoidal Distance

Extract a rectangular perimeter

rotation about Z-axis

Earthquake Location Data

Topographic Plot of geographic region

Set Bounds for GEOmap

Color Map from DEM

Globe Rotation Matrix

Nice tic division

Great Circle Arc

Get a spline curve along a set of points

Earthquake Magnitude based on exponentional

Extract from GEOmap

Translation matrix

Area of Map objects

Cartesian to Lat-Lon

Cartesian to Lat-Lon

Insert NA in a vector

Add Tic marks to map

Geological legend from GEOmap Structure

Global to local coordinates

List stroke points in a GEOmap

Fill the complement of a polygon

Get LAT-LON points that fall inside a map

Normal Fault trace

x-axis rotation matrix

Create Topography ColorMAP

Locate points in worlmap

Set Various Map Constants

Exclude GEOmap Strokes

Convert decimal degrees to degree, minutes, seconds

GEOmap.CombineStrokes

Combine strokes in a GEOmap list

DUMP vectors to screen in list format

Land and Sea Colors

Difference between Longitudes

Iinteractive earthquake cross section

List Lat-Lon to cartesian XYZ

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

Add lines, points or text to GEOmap projected plot

Plot a projected GEO map

Cross sectional Swaths of Earthquakes over Japan

Convert from GLOBAL LAT-LON to X-Y

Nice Lat-Lon Label

Counter Clockwise check

Find spaced Points along a line

Nice DMS coordinates

Syncline and Anticline traces

set up matrices for selecting from eTOPO5

Counter Clockwise Whorl

Determine if point is inside polygon

Cross sectional profile through a digital elevation map

Get a spline curve along a set of points

Add markup information to an existing plot

local coordinates to Global

set a rotation matrix

Test set of points for inside/outside polygon

y-axis rotation matrix

Get UTM Box info

Plot World Map with UTM sections

Orthogonal Map Projection

Plot regular polygon: pentagon, hexagon, octagon

Magnitude size legend

Lambert-Azimuthal Equal Area

Point to line distance

Subset a Topo map

List of Projection types

Internal point of polygon

Tick marks for Square plot

Horizontal Zebra Scale

Select Geographic map from database

Concatenate Two GEOmaps

GEOmap.breakpoly

Break up a polygon

Stroke Information

Select parts of a GEOmap

Cross sectional plot with earthquakes projected

Insert a set of values in a vector

North-South Weather Vane Arrow

Get information on Y-margin for plotting

Horseshoe Symbol

Rectangle Line Overlap

Along A great Arc

Plot Edicenters

Add Lat-Lon points using projection

Plot Lat-Lon tick marks

Plot globe with orthogonal

perpendicular marks along line

Rotate a GEOmap