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{SECT 0 {EXCHG {PARA 3 "" 0 "" {TEXT -1 14 "plot3d[option]" }{TEXT 30 
17 " - plot3d options" }}}{SECT 0 {PARA 4 "" 0 "info" {TEXT -1 11 "Des
cription" }}{PARA 0 "" 0 "" {TEXT -1 15 "Options to the " }{TEXT 35 6 
"plot3d" }{TEXT -1 78 " function are given after the first three argum
ents, as equations of the form " }{TEXT 35 14 "option = value" }{TEXT 
-1 38 ". The following options are supported:" }}{PARA 15 "" 0 "" 
{TEXT 35 20 "ambientlight=[r,g,b]" }}{PARA 14 "" 0 "" {TEXT -1 155 "Th
is option sets the red, green, and blue intensity of the ambient light
 for user defined lighting. R, g, and b must be numeric values in the \+
range 0 to 1." }}{PARA 15 "" 0 "" {TEXT 35 6 "axes=f" }}{PARA 14 "" 0 
"" {TEXT -1 58 "This option specifies how the axes are to be drawn, wh
ere " }{TEXT 35 1 "f" }{TEXT -1 11 " is one of " }{TEXT 35 5 "BOXED" }
{TEXT -1 2 ", " }{TEXT 35 6 "NORMAL" }{TEXT -1 2 ", " }{TEXT 35 5 "FRA
ME" }{TEXT -1 6 ", and " }{TEXT 35 4 "NONE" }{TEXT -1 27 ". The defaul
t axis is NONE." }}{PARA 15 "" 0 "" {TEXT 35 10 "axesfont=l" }}{PARA 
14 "" 0 "" {TEXT -1 112 "This option defines the font for the labels o
n the tick marks of the axes, specified in the same manner as font." }
}{PARA 15 "" 0 "" {TEXT 35 7 "color=c" }{TEXT -1 4 " or " }{TEXT 35 8 
"colour=c" }}{PARA 14 "" 0 "" {TEXT -1 53 "This option defines a color
 value or function, where " }{TEXT 35 1 "c" }{TEXT -1 31 " is a predef
ined color name in " }{TEXT 35 11 "?plot,color" }{TEXT -1 37 " or a co
lor function as described in " }{TEXT 35 17 "?plot3d,colorfunc" }
{TEXT -1 35 ". See those help pages for details." }}{PARA 15 "" 0 "" 
{TEXT 35 12 "contours = n" }}{PARA 14 "" 0 "" {TEXT -1 80 "This option
 specifies the number of contours or a list of contour values, where \+
" }{TEXT 35 1 "n" }{TEXT -1 60 " is a positive integer or a list of co
ntour values. Default " }{TEXT 35 6 "n = 10" }{TEXT -1 1 "." }}{PARA 
15 "" 0 "" {TEXT 35 8 "coords=c" }}{PARA 14 "" 0 "" {TEXT -1 118 "This
 option specifies the coordinate system to be used. The default is Car
tesian and for other coordinate systems see " }{TEXT 35 15 "?plot3d[co
ords]" }{TEXT -1 2 ". " }}{PARA 15 "" 0 "" {TEXT 35 16 "filled=truefal
se" }}{PARA 14 "" 0 "" {TEXT -1 206 "If the filled option is set to tr
ue, the region between the surface and the xy-plane is displayed as so
lid. This option is valid only with the following commands: plot3d, co
ntourplot3d, and listcontplot3d. " }}{PARA 15 "" 0 "" {TEXT 35 6 "font
=l" }}{PARA 14 "" 0 "" {TEXT -1 72 "This option defines the font for t
ext objects in the plot, l is a list [" }{TEXT 35 6 "family" }{TEXT 
-1 2 ", " }{TEXT 35 5 "style" }{TEXT -1 2 ", " }{TEXT 35 4 "size" }
{TEXT -1 9 "], where " }{TEXT 35 6 "family" }{TEXT -1 61 " is one of T
IMES, COURIER, HELVETICA, and SYMBOL. For TIMES, " }{TEXT 35 5 "style
" }{TEXT -1 202 " may be one of ROMAN, BOLD, ITALIC or BOLDITALIC. For
 HELVETICA and COURIER style may be omitted or select one of BOLD, OBL
IQUE, or BOLDOBLIQUE. SYMBOL does not accept a style option. The final
 value,u " }{TEXT 35 4 "size" }{TEXT -1 31 ", is the point size to be \+
used." }}{PARA 15 "" 0 "" {TEXT 35 10 "grid=[m,n]" }}{PARA 14 "" 0 "" 
{TEXT -1 114 "This option specifies the dimensions of a rectangular gr
id on which the points will be generated (equally spaced)." }}{PARA 
15 "" 0 "" {TEXT 35 11 "gridstyle=x" }}{PARA 14 "" 0 "" {TEXT -1 96 "T
his option specifies rectangular or triangular grid, x is either 'rect
angular' or 'triangular'." }}{PARA 15 "" 0 "" {TEXT 35 23 "labeldirect
ions=[x,y,z]" }}{PARA 14 "" 0 "" {TEXT -1 94 "This option specifies th
e direction in which labels are printed along the axes. The values of \+
" }{TEXT 35 1 "x" }{TEXT -1 2 ", " }{TEXT 35 1 "y" }{TEXT -1 5 " and \+
" }{TEXT 35 1 "z" }{TEXT -1 9 " must be " }{TEXT 35 10 "HORIZONTAL" }
{TEXT -1 4 " or " }{TEXT 35 8 "VERTICAL" }{TEXT -1 41 ". The default d
irection of any labels is " }{TEXT 35 10 "HORIZONTAL" }{TEXT -1 1 "." 
}}{PARA 15 "" 0 "" {TEXT 35 11 "labelfont=l" }}{PARA 14 "" 0 "" {TEXT 
-1 106 "This option defines the font for the labels on the axes of the
 plot, specified in the same manner as font." }}{PARA 15 "" 0 "" 
{TEXT 35 14 "labels=[x,y,z]" }}{PARA 14 "" 0 "" {TEXT -1 56 "This opti
on specifies labels for the axes. The value of " }{TEXT 35 1 "x" }
{TEXT -1 2 ", " }{TEXT 35 1 "y" }{TEXT -1 6 ", and " }{TEXT 35 1 "z" }
{TEXT -1 108 " must be a string. The default labels are the names of t
he variables in the original function to be plotted." }}{PARA 15 "" 0 
"" {TEXT 35 23 "light=[phi,theta,r,g,b]" }}{PARA 14 "" 0 "" {TEXT -1 
208 "This option adds a directed light source from the direction phi,t
heta in spherical coordinates with red, green and blue intensities giv
en by r, g and b. R, g, and b must be numeric values in the range 0 to
 1." }}{PARA 15 "" 0 "" {TEXT 35 12 "lightmodel=x" }}{PARA 14 "" 0 "" 
{TEXT -1 147 "This option chooses a predefined light model to illumina
te the plot. Valid light models include 'none', 'light1', 'light2', 'l
ight3', and 'light4'." }}{PARA 15 "" 0 "" {TEXT 35 11 "linestyle=n" }}
{PARA 14 "" 0 "" {TEXT -1 202 "This option controls the dash pattern u
sed to render lines in the plot. The linestyle can be specified as eit
her an integer between 1 and 4, or a name from the following list: SOL
ID, DOT, DASH, DASHDOT." }}{PARA 15 "" 0 "" {TEXT 35 11 "numpoints=n" 
}}{PARA 14 "" 0 "" {TEXT -1 95 "This option specifies the minimum tota
l number of points to be generated (default 625 = 25^2). " }{TEXT 35 
6 "Plot3d" }{TEXT -1 32 " will use a rectangular grid of " }{TEXT 35 
20 "dimensions = sqrt(n)" }{TEXT -1 1 "." }}{PARA 15 "" 0 "" {TEXT 35 
23 "orientation=[theta,phi]" }}{PARA 14 "" 0 "" {TEXT -1 191 "This opt
ion specifies the theta and phi angles of the point in 3-dimensions fr
om which the plot is to be viewed. The default is at a point that is o
ut perpendicular from the screen (negative " }{TEXT 35 1 "z" }{TEXT 
-1 175 " axis) so that the entire surface can be seen. The point is de
scribed in spherical coordinates where theta and phi are angles in deg
rees, with default 45 degrees in each case." }}{PARA 15 "" 0 "" {TEXT 
35 12 "projection=r" }}{PARA 14 "" 0 "" {TEXT -1 78 "This option speci
fies the perspective from which the surface is viewed, where " }{TEXT 
35 1 "r" }{TEXT -1 124 " is a real number between 0 and 1. The 1 denot
es orthogonal projection, and the 0 denotes wide-angle perspective ren
dering. " }{TEXT 35 1 "r" }{TEXT -1 160 " can also be the one of the n
ames, 'FISHEYE', 'NORMAL', and 'ORTHOGONAL', which correspond to the p
rojection values 0, 0.5, and 1, respectively. The default is " }{TEXT 
35 23 "projection = ORTHOGONAL" }{TEXT -1 1 "." }}{PARA 15 "" 0 "" 
{TEXT 35 9 "scaling=s" }}{PARA 14 "" 0 "" {TEXT -1 140 "This option sp
ecifies whether the surface should be scaled so that it fits the scree
n with axes using a relative or absolute scaling, where " }{TEXT 35 1 
"s" }{TEXT -1 11 " is either " }{TEXT 35 13 "UNCONSTRAINED" }{TEXT -1 
4 " or " }{TEXT 35 11 "CONSTRAINED" }{TEXT -1 27 ". The default is rel
ative (" }{TEXT 35 13 "UNCONSTRAINED" }{TEXT -1 2 ")." }}{PARA 15 "" 
0 "" {TEXT 35 9 "shading=s" }}{PARA 14 "" 0 "" {TEXT -1 56 "This optio
n specifies how the surface is colored, where " }{TEXT 35 1 "s" }
{TEXT -1 11 " is one of " }{TEXT 35 11 "XYZ, XY, Z," }{TEXT -1 1 " " }
{TEXT 35 22 "ZGRAYSCALE, ZHUE, NONE" }{TEXT -1 34 ". The default is de
vice dependent." }}{PARA 15 "" 0 "" {TEXT 35 7 "style=s" }}{PARA 14 "
" 0 "" {TEXT -1 53 "This specifies how the surface is to be drawn, whe
re " }{TEXT 35 1 "s" }{TEXT -1 11 " is one of " }{TEXT 35 5 "POINT" }
{TEXT -1 2 ", " }{TEXT 35 6 "HIDDEN" }{TEXT -1 2 ", " }{TEXT 35 5 "PAT
CH" }{TEXT -1 2 ", " }{TEXT 35 9 "WIREFRAME" }{TEXT -1 2 ", " }{TEXT 
35 7 "CONTOUR" }{TEXT -1 2 ", " }{TEXT 35 11 "PATCHNOGRID" }{TEXT -1 
2 ", " }{TEXT 35 12 "PATCHCONTOUR" }{TEXT -1 5 ", or " }{TEXT 35 4 "LI
NE" }{TEXT -1 81 ". Some of the options may not be available on some d
evices. The default style is " }{TEXT 35 5 "PATCH" }{TEXT -1 40 " (for
 colored surface patch rendering). " }}{PARA 15 "" 0 "" {TEXT 35 8 "sy
mbol=s" }}{PARA 14 "" 0 "" {TEXT -1 107 "This option defines the symbo
l for points in the plot. s is one of BOX, CROSS, CIRCLE, POINT, and D
IAMOND. " }{TEXT 37 5 "Note:" }{TEXT -1 74 " If the style is set to PO
INT, the default symbol is plot device specific." }}{PARA 15 "" 0 "" 
{TEXT 35 12 "symbolsize=n" }}{PARA 14 "" 0 "" {TEXT -1 122 "The size (
in points) of a symbol used in plotting can be given by a non-negative
 integer. This does not affect the symbol " }{TEXT 35 5 "POINT" }
{TEXT -1 33 ". The default symbol size is 10. " }}{PARA 15 "" 0 "" 
{TEXT 35 11 "thickness=n" }}{PARA 14 "" 0 "" {TEXT -1 110 "This option
 defines the thickness of lines in the plot. n should be 0, 1, 2, or 3
. 0 is the default thickness." }}{PARA 15 "" 0 "" {TEXT 35 17 "tickmar
ks=[l,n,m]" }}{PARA 14 "" 0 "" {TEXT -1 201 "This option specifies rea
sonable numbers no less than l, n and m should be marked along the x-a
xis, y-axis, and z-axis, respectively. Each tick mark value must be ei
ther a positive integer or the name " }{TEXT 35 9 "'default'" }{TEXT 
-1 4 " or " }{TEXT 35 9 "'DEFAULT'" }{TEXT -1 1 "." }}{PARA 15 "" 0 "
" {TEXT 35 7 "title=t" }}{PARA 14 "" 0 "" {TEXT -1 57 "This option spe
cifies a title for the plot. The value of " }{TEXT 35 1 "t" }{TEXT -1 
116 " must be a string. The default is no title. You can create multi-
line titles for standard plots. Use the characters " }{TEXT 35 2 "\\n
" }{TEXT -1 41 " to denote the start of a new title line." }}{PARA 15 
"" 0 "" {TEXT 35 11 "titlefont=l" }}{PARA 14 "" 0 "" {TEXT -1 93 "This
 option defines the font for the title of the plot, specified in the s
ame manner as font." }}{PARA 15 "" 0 "" {TEXT 35 53 "view=zmin..zmax o
r [xmin..xmax,ymin..ymax,zmin..zmax]" }}{PARA 14 "" 0 "" {TEXT -1 138 
"This option indicates the minimum and maximum coordinates of the surf
ace to be displayed on the screen. The default is the entire surface.
" }}{PARA 15 "" 0 "" {TEXT -1 8 "For the " }{TEXT 35 4 "axes" }{TEXT 
-1 2 ", " }{TEXT 35 5 "style" }{TEXT -1 2 ", " }{TEXT 35 10 "projectio
n" }{TEXT -1 2 ", " }{TEXT 35 7 "shading" }{TEXT -1 6 ", and " }{TEXT 
35 7 "scaling" }{TEXT -1 80 " options, value may be in either all uppe
r case or all lower case. For example, " }{TEXT 35 10 "axes=BOXED" }
{TEXT -1 24 " is allowed, as well as " }{TEXT 35 10 "axes=boxed" }
{TEXT -1 2 ". " }}}{SECT 0 {PARA 4 "" 0 "seealso" {TEXT -1 9 "See Also
 " }}{PARA 0 "" 0 "" {HYPERLNK 17 "plot3d[coords]" 2 "plot3d[coords]" 
"" }{TEXT -1 2 ", " }{HYPERLNK 17 "plot3d[colorfunc]" 2 "plot3d[colorf
unc]" "" }{TEXT -1 2 ", " }{HYPERLNK 17 "plot[color]" 2 "plot[color]" 
"" }{TEXT -1 2 ", " }{HYPERLNK 17 "plots[setoptions3d]" 2 "plots[setop
tions3d]" "" }{TEXT -1 1 " " }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 
0 "" }}}}{MARK "3 0 0" 0 }{VIEWOPTS 1 1 0 1 1 1803 1 1 1 1 }
{PAGENUMBERS 0 1 2 33 1 1 }