.covst: no visible global function definition for ‘image’
.covst: no visible global function definition for ‘grey’
.covst: no visible global function definition for ‘contour’
.gauss3D: no visible global function definition for ‘fft’
.gauss3D: no visible global function definition for ‘rnorm’
.pcp.larger.region: no visible global function definition for ‘chull’
.pcp.larger.region: no visible global function definition for ‘rpois’
.pcp.larger.region: no visible global function definition for ‘runif’
.pcp.larger.region: no visible global function definition for ‘rnorm’
.pcp.larger.region: no visible global function definition for ‘rexp’
.rhpp: no visible global function definition for ‘rpois’
.rhpp: no visible global function definition for ‘runif’
.ripp: no visible global function definition for ‘rpois’
.ripp: no visible global function definition for ‘runif’
.ripp: no visible global function definition for ‘median’
.rp.stan3d: no visible global function definition for ‘rp.control’
.rp.stan3d: no visible global function definition for ‘rp.slider’
.rp.stan3d: no visible binding for global variable ‘time’
.rp.stan3d: no visible global function definition for ‘rp.button’
.rp.stan3d : <anonymous>: no visible global function definition for
  ‘par3d’
.rp.stan3d : <anonymous>: no visible global function definition for
  ‘rotationMatrix’
.rp.stan3d: no visible global function definition for ‘rp.do’
.rp.stan3d: no visible global function definition for ‘rp.block’
.rtexp: no visible global function definition for ‘runif’
.setBG: no visible global function definition for ‘heat.colors’
.setBG: no visible global function definition for ‘surface3d’
.setPlot: no visible global function definition for ‘plot3d’
.setPlot: no visible global function definition for ‘axis3d’
.setPlot: no visible global function definition for ‘par3d’
.setPlot: no visible global function definition for ‘aspect3d’
.setPlot: no visible global function definition for ‘rotationMatrix’
.spatial.inhibition: no visible global function definition for ‘runif’
.stan3d.redraw: no visible global function definition for ‘par3d’
.stan3d.redraw: no visible global function definition for ‘rgl.pop’
.stan3d.redraw: no visible binding for global variable ‘spheres3d’
.temporal.inhibition: no visible global function definition for ‘runif’
animation: no visible global function definition for ‘par’
animation: no visible global function definition for ‘plot’
animation: no visible global function definition for ‘points’
plot.stpp: no visible global function definition for ‘par’
plot.stpp: no visible global function definition for ‘plot’
plot.stpp: no visible global function definition for ‘points’
plot.stpp: no visible global function definition for ‘title’
plot.stpp: no visible global function definition for ‘grey’
plot.stpp: no visible global function definition for ‘rgb’
plotK: no visible global function definition for ‘dev.list’
plotK: no visible global function definition for ‘par’
plotK: no visible global function definition for ‘dev.off’
plotK: no visible global function definition for ‘dev.new’
plotK: no visible global function definition for ‘colorRampPalette’
plotK: no visible global function definition for ‘persp’
plotK: no visible global function definition for ‘title’
plotK: no visible global function definition for ‘contour’
plotK: no visible global function definition for ‘box’
plotK: no visible global function definition for ‘axTicks’
plotK: no visible global function definition for ‘axis’
plotK: no visible global function definition for ‘image’
plotPCF: no visible global function definition for ‘dev.list’
plotPCF: no visible global function definition for ‘par’
plotPCF: no visible global function definition for ‘dev.off’
plotPCF: no visible global function definition for ‘dev.new’
plotPCF: no visible global function definition for ‘colorRampPalette’
plotPCF: no visible global function definition for ‘persp’
plotPCF: no visible global function definition for ‘title’
plotPCF: no visible global function definition for ‘contour’
plotPCF: no visible global function definition for ‘box’
plotPCF: no visible global function definition for ‘axTicks’
plotPCF: no visible global function definition for ‘axis’
plotPCF: no visible global function definition for ‘image’
rinfec : hk: no visible global function definition for ‘dnorm’
rinfec: no visible global function definition for ‘dnorm’
rinfec: no visible global function definition for ‘runif’
rinfec: no visible global function definition for ‘rexp’
rinfec: no visible global function definition for ‘rnorm’
rlgcp: no visible global function definition for ‘bbox’
rlgcp: no visible global function definition for ‘rpois’
rlgcp: no visible global function definition for ‘runif’
stan: no visible global function definition for ‘gray’
stan: no visible global function definition for ‘lines3d’
stan: no visible global function definition for ‘chull’
stan: no visible global function definition for ‘segments3d’
stan: no visible global function definition for ‘points3d’
Undefined global functions or variables:
  aspect3d axTicks axis axis3d bbox box chull colorRampPalette contour
  dev.list dev.new dev.off dnorm fft gray grey heat.colors image
  lines3d median par par3d persp plot plot3d points points3d rexp rgb
  rgl.pop rnorm rotationMatrix rp.block rp.button rp.control rp.do
  rp.slider rpois runif segments3d spheres3d surface3d time title
Consider adding
  importFrom("grDevices", "chull", "colorRampPalette", "dev.list",
             "dev.new", "dev.off", "gray", "grey", "heat.colors", "rgb")
  importFrom("graphics", "axTicks", "axis", "box", "contour", "image",
             "par", "persp", "plot", "points", "title")
  importFrom("stats", "dnorm", "fft", "median", "rexp", "rnorm", "rpois",
             "runif", "time")
to your NAMESPACE file.