Upgrade dependencies

Author: nqpz

futhark.pkg

@@ -1,6 +1,6 @@
 require {
   github.com/athas/matte 0.1.3 #ec4243a5f64cb818a4289dbc4953460ea19da12c
-  github.com/diku-dk/lys 0.1.24 #8fcf500687927f54a81825b9c3d9a2a9f07a1aac
+  github.com/diku-dk/lys 0.1.26 #5a411c1ddd0d0c6cdc82ecd86c263c535832bfd9
   github.com/athas/vector 0.7.1 #c8f9f029530cb29db9b2957b80e65dbe893c01df
-  github.com/diku-dk/cpprandom 1.3.1 #7ea358bd8bbbeb4786030a21a8d947ef37d1e032
+  github.com/diku-dk/cpprandom 1.4.1 #c95459a4f362a56293cbefe71ef8dcb78b7a333e
 }

swirl/base.fut

@@ -5,7 +5,7 @@ import "../lib/github.com/diku-dk/lys/lys"
 import "settings"
 
 module rnge = xorshift128plus
-module f32dist = uniform_real_distribution f32 rnge
+module f32dist = uniform_real_distribution f32 u64 rnge
 type rng = rnge.rng
 
 type render_approach = #scalarloop | #cullbranches
@@ -29,10 +29,12 @@ module type float_extended = {
   val gen_float: rnge.rng -> (rng, t)
 }
 
+module normal_distribution_u64 (float: float) = normal_distribution float u64 rnge
+
 module mk_float_extended (float: float): float_extended with t = float.t = {
   open float
 
-  module norm_dist = normal_distribution float rnge
+  module norm_dist = normal_distribution_u64 float
 
   type render_result [h][w] = render_result_base [h][w] t