- Scilab Help
- Graphics
- 2d_plot
- 3d_plot
- annotation
- axes_operations
- axis
- bar_histogram
- Color management
- Datatips
- figure_operations
- geometric_shapes
- handle
- interaction
- lighting
- load_save
- pie
- polygon
- property
- text
- transform
- window_control
- GlobalProperty
- Graphics: Getting started
- Compound properties
- Graphics Entities
- object editor
- pixel_drawing_mode
- Segments properties
- twinkle
- xchange
- xclear
- xdel
- xget
- xgetech
- xgraduate
- xgrid
- xname
- xnumb
- xpause
- xsegs
- xset
- xsetech
- xsetm

Please note that the recommended version of Scilab is 2024.0.0. This page might be outdated.

See the recommended documentation of this function

# Graphics: Getting started

graphics library overview

### 2d plotting

- plot2d
Plot a curve

**Example:**- plot2d2
Plot a curve as step function

**Example:**- plot2d3
Plot a curve with vertical bars

**Example:**- plot2d4
Plot a curve with arrows

**Example:**- fplot2d
Plot a curve defined by a function

**Example:**- champ
2D vector field

**Example:**- champ1
2D vector field with colored arrows

**Example:**- fchamp
Direction field of a 2D first order ODE

**Example:**- contour2d
Level curves of a surface on a 2D plot

- fcontour2d
Level curves of a surface defined by a function on a 2D plot

**Example:**- grayplot
2D plot of a surface using colors

**Example:**- fgrayplot
2D plot of a surface defined by a function using colors

**Example:**- Sgrayplot
Smooth 2D plot of a surface using colors

**Example:**- Sfgrayplot
Smooth 2D plot of a surface defined by a function using colors

**Example:**- xgrid
Add a grid on a 2D plot

**Example:**- errbar
Add vertical error bars on a 2D plot

**Example:**- histplot
Plot a histogram

**Example:**- Matplot
2D plot of a matrix using colors

**Example:**

### 3d plotting

- plot3d
Plot a surface

**Example:**- plot3d1
Plot a surface with gray or color level

**Example:**- fplot3d
Plot a surface defined by a function

**Example:**- fplot3d1
Plot a surface defined by a function with gray or color level

**Example:**- param3d
Plot one curve

**Example:**- param3d1
Plots curves

**Example:**- contour
Level curves on a 3D surface

**Example:**- fcontour
Level curves on a 3D surface defined by a function

**Example:**- hist3d
3D representation of a histogram

**Example:**- genfac3d
Compute facets of a 3D surface

**Example:**- eval3dp
Compute facets of a 3D surface

**Example:**- geom3d
Projection from 3D on 2D after a 3D plot

**Example:**

### Line and polygon plotting

### Rectangle plotting

### Arc plotting

### Arrow plotting

- xarrows
Draw a set of arrows

### Strings

### Frames and axes

### Coordinates transformations

- isoview
Set scales for isometric plot (do not change the size of the window)

This function is obsolete.- square
Set scales for isometric plot (change the size of the window)

- scaling
Affine transformation of a set of points

- rotate
Rotation of a set of points

- xsetech
Set the sub-window of a graphics window for plotting

- subplot
Divide a graphics window into a matrix of sub-windows

- xgetech
Get the current graphics scale

- xchange
Transform real to pixel coordinates

### Colors

- colormap
Using colormaps

- getcolor
Dialog to select colors in the current colormap

- addcolor
Add new colors to the current colormap

- graycolormap
Linear gray colormap

- hotcolormap
Red to yellow colormap

### Graphics context

### Save and load

- xsave
Save graphics into a file

- xload
Load a saved graphics

- xs2bmp
Export graphics using the BMP format

- xs2emf
Export graphics using the EMF format

Only under Windows.- xs2eps
Export graphics using the EPS format

- xs2gif
Export graphics using the GIF format

- xs2jpg
Export graphics using the JPG format

- xs2pdf
Export graphics using the PDF format

- xs2png
Export graphics using the PNG format

- xs2ppm
Export graphics using the PPM format

- xs2ps
Export graphics using the PS format

- xs2svg
Export graphics using the SVG format

### Graphics primitives

- clf
Clear or reset the current graphic figure (window) to default values

- xclear
Clear a graphics window

Function`xclear`

is obsolete.- driver
Select a graphics driver

- xinit
Initialisation of a graphics driver

- xend
Close a graphics session

- replot
Redraw the current graphics window with new boundaries

- xpause
Suspend Scilab

- show_window
Raise the current graphics window

- xdel
Delete a graphics window

- winsid
Return the list of graphics windows

- xname
Change the name of the current graphics window

### Mouse position

### Interactive editor

- edit_curv
Interactive graphics curve editor

### Graphics functions for automatic control

- bode
Bode plot

**Example:**- gainplot
Magnitude plot

**Example:**- nyquist
Nyquist plot

**Example:**- m_circle
Plot the complex plane iso-gain contours of y/(1+y)

This function is obsolete.**Example:**- hallchart
Hall chart

**Example:**- nicholschart
Nichols chart

**Example:**- black
Black's diagram

**Example:**- evans
Evans root locus

**Example:**- sgrid
s-plane grid lines

**Example:**- plzr
pole-zero plot

**Example:**- zgrid
zgrid plot

**Example:**

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