add textbox for setting stepsize and some documentation

scripts/run_simulation.jl

@@ -2,7 +2,7 @@ using GLMakie, Observables
 include("../src/constants.jl")
 using .Constants
 
-
+# # Gray Scott Model Parameters
 # Parameters and initial conditions
 N = 128
 dx = 1.0
@@ -13,6 +13,12 @@ F, k = Observable(0.060), Observable(0.062)
 dt = 1.0
 params_obs = Observable(GSParams(N, dx, Du[], Dv[], F[], k[]))
 
+# # GUI Parameters
+run_label = Observable{String}("Run")
+stepsize = Observable{Int}(30)
+
+
+
 function update_params!(params_obs, u, v, feed, kill)
     old = params_obs[]
     params_obs[] = GSParams(old.N, old.dx, u, v, feed, kill)
@@ -122,11 +128,11 @@ on(spoint) do pt
 end
 
 # # Controls
-run_label = Observable("Run")
 fig[2, 1] = buttongrid = GridLayout(ax.scene, tellwidth=false)
 btn_step = Button(buttongrid[1, 1], width=50, label="Step")
 btn_start = Button(buttongrid[1, 2], width=50, label=run_label)
 btn_reset = Button(buttongrid[1, 3], width=50, label="Reset")
+step_box = Textbox(buttongrid[1, 4], width=50, validator=Int, placeholder="Stepsize", stored_string="$(stepsize[])")
 
 gh[1, 2] = textboxgrid = GridLayout(ax.scene, tellwidth=false)
 rowsize!(gh, 1, Relative(1.0))
@@ -164,9 +170,18 @@ on(running) do r
     run_label[] = r ? "Pause" : "Run"
 end
 
+on(step_box.stored_string) do s
+    try
+        stepsize[] = parse(Int, s)
+        println("Changed stepsize to $s")
+    catch
+        @warn "Invalid input for $labeltxt: $s"
+    end
+
+end
 # Button Listeners
 on(btn_step.clicks) do _
-    multi_step!((U, V), 30)
+    multi_step!((U, V), stepsize[])
 end
 
 on(btn_start.clicks) do _
@@ -175,7 +190,7 @@ end
 
 on(btn_start.clicks) do _
     @async while running[]
-        multi_step!((U, V), 60)
+        multi_step!((U, V), stepsize[])
         sleep(0.05)  # ~20 FPS
     end
 end