fix rounding for ℯ based log

JuliaPlots · Jun 28, 2021 · 40868b0 · 40868b0
1 parent 78b7041
commit 40868b0
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/src/ticks.jl b/src/ticks.jl
@@ -166,6 +166,7 @@ function optimize_ticks_typed(x_min::T, x_max::T, extend_ticks,
     x_digits = bounding_order_of_magnitude(max(abs(x_min), abs(x_max)), base)
     q_extra_digits = maximum(postdecimal_digits(q[1]) for q in Q)
     sigdigits(z) = max(1, x_digits - z + q_extra_digits)
+    round_base(v) = isinteger(base) ? round(v, sigdigits=sigdigits(z), base=Int(base)) : round(v, sigdigits=sigdigits(z))
 
     high_score = -Inf
     S_best = Array{typeof(1.0 * one_t)}(undef, 1)
@@ -207,8 +208,8 @@ function optimize_ticks_typed(x_min::T, x_max::T, extend_ticks,
                         end
                         # round only those values that end up as viewmin and viewmax
                         # to save computation time
-                        S[k + 1] = round(S[k + 1], sigdigits=sigdigits(z), base=Int(base))
-                        S[2 * k] = round(S[2 * k], sigdigits=sigdigits(z), base=Int(base))
+                        S[k + 1] = round_base(S[k + 1])
+                        S[2 * k] = round_base(S[2 * k])
                         viewmin, viewmax = S[k + 1], S[2 * k]
                     else
                         S = prealloc_Ss[ik]
@@ -217,8 +218,8 @@ function optimize_ticks_typed(x_min::T, x_max::T, extend_ticks,
                         end
                         # round only those values that end up as viewmin and viewmax
                         # to save computation time
-                        S[1] = round(S[1], sigdigits=sigdigits(z), base=Int(base))
-                        S[k] = round(S[k], sigdigits=sigdigits(z), base=Int(base))
+                        S[1] = round_base(S[1])
+                        S[k] = round_base(S[k])
                         viewmin, viewmax = S[1], S[k]
                     end
                     if strict_span