makeblock3D: Make a 3D block Structure

In RFOC: Graphics for Spherical Distributions and Earthquake Focal Mechanisms

Make a 3D block Structure

Description

Given vertices of a 3D block, create a glyph structure (faces and normals)

Usage

makeblock3D(block1)

Arguments

block1

matrix of vertices

Value

glyph structure list

aglyph	list of faces (x,y,z)
anorm	Normals to faces

Author(s)

Jonathan M. Lees<[e-mail]>

See Also

ROTZ, ROTY, ROTX, BOXarrows3D, Z3Darrow, TRANmat

Examples

  block1 = matrix(c(0,0,0,
      1,0,0,
      1,0.5,0,
      0,0.5,0,
      0,0,-2,
      1,0,-2,
      1,0.5,-2,
      0,0.5,-2), byrow=TRUE, ncol=3)

    Bblock1 = makeblock3D(block1)

RFOC documentation built on Sept. 8, 2023, 6:12 p.m.