update 3D plot margins

src/microstructpy/cli.py

@@ -735,12 +735,13 @@ def plot_seeds(seeds, phases, domain, plot_files=[], plot_axes=True,
         _misc.axisEqual3D(plt.gca())
 
     # Save plot
-    plt.tight_layout()
     for fname in plot_files:
         if n_dim == 3:
-            fig.subplots_adjust(**_misc.plt_3d_adj)
-            plt.savefig(fname, pad_inches=0.15)
+            _misc.axisEqual3D(ax)
+            plt.subplots_adjust(left=0, bottom=.05, right=1, top=1, wspace=0, hspace=0)
+            plt.savefig(fname)
         else:
+            plt.tight_layout()
             plt.savefig(fname, pad_inches=0)
 
     plt.close('all')
@@ -861,12 +862,13 @@ def plot_poly(pmesh, phases, plot_files=['polymesh.png'], plot_axes=True,
             pmesh.plot(facecolors=fcs, index_by='seed', **edge_kwargs)
 
     # save plot
-    plt.tight_layout()
     for fname in plot_files:
         if n_dim == 3:
-            fig.subplots_adjust(**_misc.plt_3d_adj)
-            plt.savefig(fname, pad_inches=0.15)
+            _misc.axisEqual3D(ax)
+            plt.subplots_adjust(left=0, bottom=.05, right=1, top=1, wspace=0, hspace=0)
+            plt.savefig(fname)
         else:
+            plt.tight_layout()
             plt.savefig(fname, pad_inches=0)
     plt.close('all')
 
@@ -1038,12 +1040,13 @@ def plot_tri(tmesh, phases, seeds, pmesh, plot_files=[], plot_axes=True,
         tmesh.plot(facecolors=fcs, index_by='attribute', **edge_kwargs)
 
     # save plot
-    plt.tight_layout()
     for fname in plot_files:
         if n_dim == 3:
-            fig.subplots_adjust(**_misc.plt_3d_adj)
-            plt.savefig(fname, pad_inches=0.15)
+            _misc.axisEqual3D(ax)
+            plt.subplots_adjust(left=0, bottom=.05, right=1, top=1, wspace=0, hspace=0)
+            plt.savefig(fname)
         else:
+            plt.tight_layout()
             plt.savefig(fname, pad_inches=0)
 
     plt.close('all')