settings_template.fut

import "swirl/settings"

module settings: settings = {
  -- The maximum amount of memory the cullbranches rendering approach is allowed
  -- to use.  Increase to be able to draw more points.  Decrease to avoid
  -- crashing the program because of out-of-memory errors.  The best value
  -- depends both on the size of your GPU memory and on Futhark's general memory
  -- usage.  Even if you *can* set this to a high value, memory-wise, you will
  -- likely get a more fluid experience with a lower number.  The default of 512
  -- MiB seems to work well enough across different systems.
  let cullbranches_bytes = 512i64 * 1024**2

  -- The default number of iterations for fractals with 2, 3, and 4 branches
  -- when using the scalarloop rendering approach.
  let iterations2 = 22i32
  let iterations3 = 14i32
  let iterations4 = 11i32

  -- Support using 64-bit floats.  Disable this feature if your GPU only
  -- supports 32-bit float operations.
  let enable_f64 = true
}