Display parameters: Points

Variables
int	visible
	visibility flag : 0=hidden, 1=opaque (-1 is used in 3D for transparent objects)
gle_color	color
	color of object
int	coloring
	if true, use various colors to display different objects
real	size
	size of point
real	width
	width of line
char	shape
	shape: circle, hexagon, star, etc.
int	style
	a bitfield to set different display options
char	symbol
	character displayed, if not zero
gle_color	symbol_color
	color of symbol

Detailed Description