Workaround occasional BoundsErrors. Fixes #2.

sunetos · May 23, 2014 · eb909fc · eb909fc
1 parent 8cd4b86
commit eb909fc
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diff --git a/src/plot.jl b/src/plot.jl
@@ -41,7 +41,7 @@ function plot(data::PlotInputs, start::Real=-10, stop::Real=10;
     grid = fill(char(0x2800), cols, rows)
     left, right = sides = ((0, 1, 2, 6), (3, 4, 5, 7))
     function showdot(x, y)  # Assumes x & y are already scaled to the grid.
-        invy = rows - y
+        invy = (rows - y)*0.9999
         col, col2 = int(floor(x)), int(floor(x*2))
         row, row4 = int(floor(invy)), int(floor(invy*4))
         grid[col + 1, row + 1] |= 1 << sides[1 + (col2 & 1)][1 + (row4 & 3)]

diff --git a/test/plot.jl b/test/plot.jl
@@ -1,5 +1,6 @@
 # TODO: Make tests that vary the parameters and validate the output.
 
+plot(sinpi, -2, 2)
 plot(rand(15))
 plot(rand(15, 4))