[WWcvs] pg: Make VectorField plotting honor setting of x_steps and y_steps.

[Gavin L. v. a. <we...@ma...>]

Log Message:
-----------
Make VectorField plotting honor setting of x_steps and y_steps.

Modified Files:
--------------
    pg/lib:
        VectorField.pm

Revision Data
-------------
Index: VectorField.pm
===================================================================
RCS file: /webwork/cvs/system/pg/lib/VectorField.pm,v
retrieving revision 1.3
retrieving revision 1.4
diff -Llib/VectorField.pm -Llib/VectorField.pm -u -r1.3 -r1.4
--- lib/VectorField.pm
+++ lib/VectorField.pm
@@ -255,10 +255,10 @@
 	my $brush = new GD::Image($self->arrow_weight,$self->arrow_weight);
 	my $brush_color = $brush->colorAllocate($g->im->rgb($arrow_color));  # transfer color
 	$g->im->setBrush($brush);
-		my $x_steps = 10;
+		my $x_steps = $self->x_steps;
 	my $xmin = $self->xmin;
 	my $x_stepsize = ( $self->xmax - $self->xmin )/$x_steps;
-	my $y_steps = 10;
+	my $y_steps = $self->y_steps;
 	my $ymin = $self->ymin;
 	my $y_stepsize = ( $self->ymax - $self->ymin )/$y_steps;
 	my $dt = $self->dt;