integer. The number of bytes per element in the surface matrix used for creating the binary file. Use size = 4 for 32 bit IEEE 754 floating point numbers and size = 8 for 64 bit IEEE 754 floating point number (default).
# NOT RUN {logo <- read_x3p(system.file("csafe-logo.x3p", package="x3ptools"))
# write a copy of the file into a temporary filewrite_x3p(logo, file = tempfile(fileext="x3p"))
# }