global PLESC_SET_RGB
PLESC_SET_RGB = 1; # obsolete
global PLESC_ALLOC_NCOL
PLESC_ALLOC_NCOL = 2; # obsolete
global PLESC_SET_LPB
PLESC_SET_LPB = 3; # obsolete
global PLESC_EXPOSE
PLESC_EXPOSE = 4; # handle window expose
global PLESC_RESIZE
PLESC_RESIZE = 5; # handle window resize
global PLESC_REDRAW
PLESC_REDRAW = 6; # handle window redraw
global PLESC_TEXT
PLESC_TEXT = 7; # switch to text screen
global PLESC_GRAPH
PLESC_GRAPH = 8; # switch to graphics screen
global PLESC_FILL
PLESC_FILL = 9; # fill polygon
global PLESC_DI
PLESC_DI = 10; # handle DI command
global PLESC_FLUSH
PLESC_FLUSH = 11; # flush output
global PLESC_EH
PLESC_EH = 12; # handle Window events
global PLESC_GETC
PLESC_GETC = 13; # get cursor position
global PLESC_SWIN
PLESC_SWIN = 14; # set window parameters
global PLESC_PLFLTBUFFERING
PLESC_PLFLTBUFFERING = 15; # configure PLFLT buffering
global PLESC_XORMOD
PLESC_XORMOD = 16; # set xor mode
global PLESC_SET_COMPRESSION
PLESC_SET_COMPRESSION = 17; # AFR: set compression
global PLESC_CLEAR
PLESC_CLEAR = 18; # RL: clear graphics region
global PLESC_DASH
PLESC_DASH = 19; # RL: draw dashed line
global PLESC_HAS_TEXT
PLESC_HAS_TEXT = 20; # driver draws text
global PLESC_IMAGE
PLESC_IMAGE = 21; # handle image
global PLESC_IMAGEOPS
PLESC_IMAGEOPS = 22; # plimage related operations
global DRAW_LINEX
DRAW_LINEX = 0x01; # draw lines parallel to the X axis
global DRAW_LINEY
DRAW_LINEY = 0x02; # draw lines parallel to the Y axis
global DRAW_LINEXY
DRAW_LINEXY = 0x03; # draw lines parallel to both the X and Y axes
global MAG_COLOR
MAG_COLOR = 0x04; # draw the mesh with a color dependent of the magnitude
global BASE_CONT
BASE_CONT = 0x08; # draw contour plot at bottom xy plane
global TOP_CONT
TOP_CONT = 0x10; # draw contour plot at top xy plane
global SURF_CONT
SURF_CONT = 0x20; # draw contour plot at surface
global DRAW_SIDES
DRAW_SIDES = 0x40; # draw sides
global FACETED
FACETED = 0x80; # draw outline for each square that makes up the surface
global MESH
MESH = 0x100; # draw mesh
global PL_BIN_DEFAULT
PL_BIN_DEFAULT = 0; 
global PL_BIN_CENTRED
PL_BIN_CENTRED = 1; 
global PL_BIN_NOEXPAND
PL_BIN_NOEXPAND = 2; 
global PL_BIN_NOEMPTY
PL_BIN_NOEMPTY = 4; 
global PL_HIST_DEFAULT
PL_HIST_DEFAULT = 0; 
global PL_HIST_NOSCALING
PL_HIST_NOSCALING = 1; 
global PL_HIST_IGNORE_OUTLIERS
PL_HIST_IGNORE_OUTLIERS = 2; 
global PL_HIST_NOEXPAND
PL_HIST_NOEXPAND = 8; 
global PL_HIST_NOEMPTY
PL_HIST_NOEMPTY = 16; 
global PL_LEGEND_NONE
PL_LEGEND_NONE = 1; 
global PL_LEGEND_COLOR_BOX
PL_LEGEND_COLOR_BOX = 2; 
global PL_LEGEND_LINE
PL_LEGEND_LINE = 4; 
global PL_LEGEND_SYMBOL
PL_LEGEND_SYMBOL = 8; 
global PL_LEGEND_TEXT_LEFT
PL_LEGEND_TEXT_LEFT = 16; 
global PL_LEGEND_BACKGROUND
PL_LEGEND_BACKGROUND = 32; 
global PL_LEGEND_BOUNDING_BOX
PL_LEGEND_BOUNDING_BOX = 64; 
global PL_LEGEND_ROW_MAJOR
PL_LEGEND_ROW_MAJOR = 128; 
global PL_LEGEND_LEFT
PL_LEGEND_LEFT = 256; 
global PL_LEGEND_RIGHT
PL_LEGEND_RIGHT = 512; 
global PL_LEGEND_UPPER
PL_LEGEND_UPPER = 1024; 
global PL_LEGEND_LOWER
PL_LEGEND_LOWER = 2048; 
global PL_LEGEND_INSIDE
PL_LEGEND_INSIDE = 4096; 
global PL_LEGEND_OUTSIDE
PL_LEGEND_OUTSIDE = 8192; 
global PL_POSITION_LEFT
PL_POSITION_LEFT = 1; 
global PL_POSITION_RIGHT
PL_POSITION_RIGHT = 2; 
global PL_POSITION_TOP
PL_POSITION_TOP = 4; 
global PL_POSITION_BOTTOM
PL_POSITION_BOTTOM = 8; 
global PL_COLORBAR_LABEL_LEFT
PL_COLORBAR_LABEL_LEFT = 16; 
global PL_COLORBAR_LABEL_RIGHT
PL_COLORBAR_LABEL_RIGHT = 32; 
global PL_COLORBAR_LABEL_TOP
PL_COLORBAR_LABEL_TOP = 64; 
global PL_COLORBAR_LABEL_BOTTOM
PL_COLORBAR_LABEL_BOTTOM = 128; 
global PL_COLORBAR_IMAGE
PL_COLORBAR_IMAGE = 256; 
global PL_COLORBAR_SHADE
PL_COLORBAR_SHADE = 512; 
global PL_COLORBAR_GRADIENT
PL_COLORBAR_GRADIENT = 1024; 
global PL_COLORBAR_CAP_LOW
PL_COLORBAR_CAP_LOW = 2048; 
global PL_COLORBAR_CAP_HIGH
PL_COLORBAR_CAP_HIGH = 4096; 
global PL_COLORBAR_SHADE_LABEL
PL_COLORBAR_SHADE_LABEL = 8192; 
global PLSWIN_DEVICE
PLSWIN_DEVICE = 1; # device coordinates
global PLSWIN_WORLD
PLSWIN_WORLD = 2; # world coordinates
global PL_X_AXIS
PL_X_AXIS = 1; # The x-axis
global PL_Y_AXIS
PL_Y_AXIS = 2; # The y-axis
global PL_Z_AXIS
PL_Z_AXIS = 3; # The z-axis
global PL_OPT_ENABLED
PL_OPT_ENABLED = 0x0001; # Obsolete
global PL_OPT_ARG
PL_OPT_ARG = 0x0002; # Option has an argment
global PL_OPT_NODELETE
PL_OPT_NODELETE = 0x0004; # Don't delete after processing
global PL_OPT_INVISIBLE
PL_OPT_INVISIBLE = 0x0008; # Make invisible
global PL_OPT_DISABLED
PL_OPT_DISABLED = 0x0010; # Processing is disabled
global PL_OPT_FUNC
PL_OPT_FUNC = 0x0100; # Call handler function
global PL_OPT_BOOL
PL_OPT_BOOL = 0x0200; # Set *var = 1
global PL_OPT_INT
PL_OPT_INT = 0x0400; # Set *var = atoi(optarg)
global PL_OPT_FLOAT
PL_OPT_FLOAT = 0x0800; # Set *var = atof(optarg)
global PL_OPT_STRING
PL_OPT_STRING = 0x1000; # Set var = optarg
global PL_PARSE_PARTIAL
PL_PARSE_PARTIAL = 0x0000; # For backward compatibility
global PL_PARSE_FULL
PL_PARSE_FULL = 0x0001; # Process fully & exit if error
global PL_PARSE_QUIET
PL_PARSE_QUIET = 0x0002; # Don't issue messages
global PL_PARSE_NODELETE
PL_PARSE_NODELETE = 0x0004; # Don't delete options after
global PL_PARSE_SHOWALL
PL_PARSE_SHOWALL = 0x0008; # Show invisible options
global PL_PARSE_OVERRIDE
PL_PARSE_OVERRIDE = 0x0010; # Obsolete
global PL_PARSE_NOPROGRAM
PL_PARSE_NOPROGRAM = 0x0020; # Program name NOT in *argv[0]..
global PL_PARSE_NODASH
PL_PARSE_NODASH = 0x0040; # Set if leading dash NOT required
global PL_PARSE_SKIP
PL_PARSE_SKIP = 0x0080; # Skip over unrecognized args
global PL_FCI_MARK
PL_FCI_MARK = 0x80000000; 
global PL_FCI_IMPOSSIBLE
PL_FCI_IMPOSSIBLE = 0x00000000; 
global PL_FCI_HEXDIGIT_MASK
PL_FCI_HEXDIGIT_MASK = 0xf; 
global PL_FCI_HEXPOWER_MASK
PL_FCI_HEXPOWER_MASK = 0x7; 
global PL_FCI_HEXPOWER_IMPOSSIBLE
PL_FCI_HEXPOWER_IMPOSSIBLE = 0xf; 
global PL_FCI_FAMILY
PL_FCI_FAMILY = 0x0; 
global PL_FCI_STYLE
PL_FCI_STYLE = 0x1; 
global PL_FCI_WEIGHT
PL_FCI_WEIGHT = 0x2; 
global PL_FCI_SANS
PL_FCI_SANS = 0x0; 
global PL_FCI_SERIF
PL_FCI_SERIF = 0x1; 
global PL_FCI_MONO
PL_FCI_MONO = 0x2; 
global PL_FCI_SCRIPT
PL_FCI_SCRIPT = 0x3; 
global PL_FCI_SYMBOL
PL_FCI_SYMBOL = 0x4; 
global PL_FCI_UPRIGHT
PL_FCI_UPRIGHT = 0x0; 
global PL_FCI_ITALIC
PL_FCI_ITALIC = 0x1; 
global PL_FCI_OBLIQUE
PL_FCI_OBLIQUE = 0x2; 
global PL_FCI_MEDIUM
PL_FCI_MEDIUM = 0x0; 
global PL_FCI_BOLD
PL_FCI_BOLD = 0x1; 
global PL_MAXKEY
PL_MAXKEY = 16; 
global PL_MAXWINDOWS
PL_MAXWINDOWS = 64; # Max number of windows/page tracked
global PL_NOTSET
PL_NOTSET = -42; 
global PLESPLFLTBUFFERING_ENABLE
PLESPLFLTBUFFERING_ENABLE = 1; 
global PLESPLFLTBUFFERING_DISABLE
PLESPLFLTBUFFERING_DISABLE = 2; 
global PLESPLFLTBUFFERING_QUERY
PLESPLFLTBUFFERING_QUERY = 3; 
global GRID_CSA
GRID_CSA = 1; # Bivariate Cubic Spline approximation
global GRID_DTLI
GRID_DTLI = 2; # Delaunay Triangulation Linear Interpolation
global GRID_NNI
GRID_NNI = 3; # Natural Neighbors Interpolation
global GRID_NNIDW
GRID_NNIDW = 4; # Nearest Neighbors Inverse Distance Weighted
global GRID_NNLI
GRID_NNLI = 5; # Nearest Neighbors Linear Interpolation
global GRID_NNAIDW
GRID_NNAIDW = 6; # Nearest Neighbors Around Inverse Distance Weighted