pyplot trisurface support

src/backends/pyplot.jl

@@ -492,6 +492,7 @@ function _add_series(pkg::PyPlotBackend, plt::Plot, d::KW)
     end
 
     if lt in (:surface, :wireframe)
+        if typeof(z) <: AbstractMatrix
             x, y, z = map(Array, (x,y,z))
             if !ismatrix(x) || !ismatrix(y)
                 x = repmat(x', length(y), 1)
@@ -512,6 +513,22 @@ function _add_series(pkg::PyPlotBackend, plt::Plot, d::KW)
                 extrakw...
             )
             push!(handles, handle)
+
+        elseif typeof(z) <: AbstractVector
+            # tri-surface plot (http://matplotlib.org/mpl_toolkits/mplot3d/tutorial.html#tri-surface-plots)
+            handle = ax[:plot_trisurf](x, y, z;
+                label = d[:label],
+                zorder = plt.n,
+                cmap = pyfillcolormap(d),
+                linewidth = d[:linewidth],
+                edgecolor = pylinecolor(d)
+            )
+            push!(handles, handle)
+            needs_colorbar = true
+        else
+            error("Unsupported z type $(typeof(z)) for linetype=$lt")
+        end
+
     end
 
     if lt == :heatmap