GrADS command: draw mark

## draw mark

`draw mark marktype x y size`

Draws a marker of type `marktype` at position `x, y` at the requested `size`. The `marktype` may be one of the following:

     0 - none
     1 - plus sign
     2 - open circle
     3 - closed circle
     4 - open square
     5 - closed square
     6 - multiplication sign
     7 - open diamond
     8 - open triangle
     9 - closed triangle
    10 - open circle with vertical bar
    11 - closed circle with vertical bar

### Usage Notes

### Examples