6.1 Display parameters

The list and the meaning of display parameters is given in the following table :

`parameter`	Type	Meaning
obs	ArrayObs	Observer matrix
xp	List	Observing position
x0	List	Position of observer
alpha	Float	Angle of head
view	String	Projection ("xy","yz","xz")
r_obs	Float	Distance to the observer
eye	String	Name of the eye ("left" or "right") (stereo mode)
dist_eye	Float	Distance between the eyes (stereo mode)
foc	Float	Focal distance (stereo mode)
persp	String	"on"=frustum projection "off"=orthogonal projection
clip	Tuple	Clip plane (near,far)
cut	String	Remove particles outisde clip plane ("yes" or "no")
shape	Tuple	Shape of the image in pixels (nw,nh)
size	Tuple	Physical half size of the image (dx,dy)
space	String	Working space, "pos"=position space "vel"=velocity space
mode	String	Physical value to plot
frsp	Float	Factor for gas smoothing
filter_name	String	Name of the image filter
filter_opts	List	Options of the filter
scale	String	"lin"=linear scaling "log"=logarithmic scaling
cd	Float	Logarithmic scaling parameter (use for logarithmic scaling)
mn	Float	Minimum value of the map (use for the scaling)
mx	Float	Maximum value of the map (use for the scaling)
l_n	Int	Number of contour levels
l_min	Float	Minimum value of contours
l_max	Float	Maximum value of contours
l_kx	Int	Contour precision in x
l_ky	Int	Contour precision in y
l_color	Int	Contour color (0-255)
l_cruch	String	Remove background map when plotting contours ("yes" or "no")
b_weight	Int	Box line width (0 or 1)
b_xopts	Tuple	Ticks box parameters in x
b_yopts	Tuple	Ticks box parameters in y
b_color	Int	Box color (0-255)