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RFOC (version 1.0-4)

Graphics for Spherical Distributions and Earthquake Focal Mechanisms

Description

Graphics for statistics on a sphere, as applied to geological fault data, crystalogaphy, earthquake focal mechanisms, radiation patterns, ternary plots and geographical/geological maps.

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Version

Install

install.packages('RFOC')

Monthly Downloads

250

Version

1.0-4

License

GPL

Maintainer

Last Published

September 7th, 2023

Functions in RFOC (1.0-4)

Y-axis Rotation Matrix

Create a 3D Arrow structure

Vector Cross Product

Floating point remainer function

P-wave radiation pattern

Fill the complement of a polygon

P and T-axes data from the Harvard CMT catalog

Add P-T Axis to focal plot

Get color of Focal Mechansim

Convert Strike-Dip-Rake to MEC structure

fault plane projection on focal sphere

Plot Fault an Auxilliary Planes

Normal Fault Cartoon

Plot radiation pattern for P-waves

Extract Axis pole on Stereonet

Plot points on Wulff Stereonet

Plot SH-wave radiation

P-wave radiation pattern

Add fancy 3D arrows

Make a 3D arrow

Radiation pattern for SV waves

Wulff Stereonet

Plot focal mechanism

Vector Cross Product

Plot P-wave radiation

add scale on sice of image

Add points to Focal Mech

Convert to Cartesian

Angles for Ternary plot

add point on focal sphere

Counter Clockwise Whorl

Translation Matrix

Vector Cross Product

Draw circular ticmarks

Calculate Rake angles

Plot a BeachBall Focal Mechanism

Get Fault Style

circle coordinates

Z-axis Rotation Matrix

Rake Calculation

Reflect a pole through to the lower hemisphere

Plot a Focal Mechanism from SDR

Ternary Distribution of focal mechanisms

X-axis Rotation Matrix

Polt the focal mechanism polygon

Circle Plot with Cross Hairs

Get Points Along Great Circle

Plot radiation pattern for SV-waves

Divide a region into rectangles based on density

Small Circle on Stereonet

Fault style descriptor

95 percent confidence for Spherical Distribution

Test set of points for inside/outside polygon

Angle between two 2D normalized vectors

P-wave radiation pattern

Point on Stereonet

Plot a Focal Mechanism

Fault-Slip vector plot

Convert azimuth, dip to Cartesian Coordinates

Determine if point is inside polygon

Equal-area point stereonet

Plot one Fault plane on stereonet

Create a mesh grid like in Matlab

Make fancy arrows

Phong shading for a 3D body

Rotate about the y axis

Convert to Cartesian coordinates

Radiation pattern for P waves

Thrust Fault Cartoon

Rotate about the x axis

Equal-Angle Stereonet

Plot Ternary Point

Plot radiation pattern for SH-waves

Convert to cartesian coordinate

convert to spherical coordinates

Print focal mechanism

Radiation pattern for SH waves

Convert Cartesian to Spherical

Plot a 3D body on an existing graphic

Make a 3D block Structure

Rotate about the z axis

Plot Smooth PT-axes

SDR data from the Harvard CMT catalog

strikeslip.fault

Strikeslip Fault Cartoon

Convert to Spherical Coordinates

Distance Along Great Circle Arc

Graphical Plot of Focal Mechanism

Calculates and plot Earthquake Focal Mechanisms

Plot SV-wave radiation

convert to spherical coordinates

Finder intersection of lines

Plot Focal Radiation Patterns

EqualArea Stereonet