The term dotted quad means you have four dots in a row in your java source code.

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Shortcuts

• Data
• Input
• Constants
• Typography
• Rendering
• Image
• Shape
• Math
• Output
• Color
• Lights Camera
• Transform
• Structure
• Control
• Environment

Data

Composite

• Array

  An array is a list of data

• ArrayList

  An ArrayList stores a variable number of objects

• FloatDict

  A simple table class to use a String as a lookup for a float value

• FloatList

  Helper class for a list of floats

• HashMap

  A HashMap stores a collection of objects, each referenced by a key

• IntDict

  A simple class to use a String as a lookup for an int value

• IntList

  Helper class for a list of ints

• JSONArray

  A JSONArray is an ordered sequence of values

• JSONObject

  A JSONObject is an unordered collection of name/value pairs

• Object

  Objects are instances of classes

• String

  A string is a sequence of characters

• StringDict

  A simple class to use a String as a lookup for an String value

• StringList

  Helper class for a list of Strings

• Table

  Generic class for handling tabular data, typically from a CSV, TSV, or other sort of spreadsheet file

• TableRow

  Represents a single row of data values, stored in columns, from a Table

• XML

  This is the base class used for the Processing XML library, representing a single node of an XML tree

Array Functions

• append()

  Expands an array by one element and adds data to the new position

• arrayCopy()

  Copies an array (or part of an array) to another array

• concat()

  Concatenates two arrays

• expand()

  Increases the size of an array

• reverse()

  Reverses the order of an array

• shorten()

  Decreases an array by one element and returns the shortened array

• sort()

  Sorts an array of numbers from smallest to largest and puts an array of words in alphabetical order

• splice()

  Inserts a value or array of values into an existing array

• subset()

  Extracts an array of elements from an existing array

Conversion

• binary()

  Converts an int, byte, char, or color to a String containing the equivalent binary notation

• boolean()

  Converts an int or String to its boolean representation

• byte()

  Converts any value of a primitive data type (boolean, byte, char, color, double, float, int, or long) to its byte representation

• char()

  Converts any value of a primitive data type (boolean, byte, char, color, double, float, int, or long) to its numeric character representation

• float()

  Converts an int or String to its floating point representation

• hex()

  Converts a byte, char, int, or color to a String containing the equivalent hexadecimal notation

• int()

  Converts any value of a primitive data type (boolean, byte, char, color, float, int, or long) or String to its integer representation

• str()

  Converts a value of a primitive data type (boolean, byte, char, int, or float) to its String representation

• unbinary()

  Converts a String representation of a binary number to its equivalent integer value

• unhex()

  Converts a String representation of a hexadecimal number to its equivalent integer value

Primitive

• boolean

  Datatype for the Boolean values true and false

• byte

  Datatype for bytes, 8 bits of information storing numerical values from 127 to -128

• char

  Datatype for characters, typographic symbols such as A, d, and $

• color

  Datatype for storing color values

• double

  Datatype for floating-point numbers larger than those that can be stored in a float

• float

  Data type for floating-point numbers, e

• int

  Datatype for integers, numbers without a decimal point

• long

  Datatype for large integers

String Functions

• join()

  Combines an array of Strings into one String, each separated by the character(s) used for the separator parameter

• matchAll()

  This function is used to apply a regular expression to a piece of text

• match()

  The function is used to apply a regular expression to a piece of text, and return matching groups (elements found inside parentheses) as a String array

• nf()

  Utility function for formatting numbers into strings

• nfc()

  Utility function for formatting numbers into strings and placing appropriate commas to mark units of 1000

• nfp()

  Utility function for formatting numbers into strings

• nfs()

  Utility function for formatting numbers into strings

• splitTokens()

  The splitTokens() function splits a String at one or many character "tokens"

• split()

  The split() function breaks a string into pieces using a character or string as the divider

• trim()

  Removes whitespace characters from the beginning and end of a String

Input

Files

• BufferedReader

  A BufferedReader object is used to read files line-by-line as individual String objects

• createInput()

  This is a function for advanced programmers to open a Java InputStream

• createReader()

  Creates a BufferedReader object that can be used to read files line-by-line as individual String objects

• launch()

  Attempts to open an application or file using your platform's launcher

• loadBytes()

  Reads the contents of a file or url and places it in a byte array

• loadJSONArray()

  Takes a String, parses its contents, and returns a JSONArray

• loadJSONObject()

  Loads a JSON from the data folder or a URL, and returns a JSONObject

• loadStrings()

  Reads the contents of a file or url and creates a String array of its individual lines

• loadTable()

  Reads the contents of a file or URL and creates a Table object with its values

• loadXML()

  Reads the contents of a file or URL and creates an XML object with its values

• parseJSONArray()

  Takes a String, parses its contents, and returns a JSONArray

• parseJSONObject()

  Takes a String, parses its contents, and returns a JSONObject

• parseXML()

  Converts String content to an XML object

• selectFolder()

  Opens a platform-specific file chooser dialog to select a folder

• selectInput()

  Open a platform-specific file chooser dialog to select a file for input

Time & Date

• day()

  Returns the current day as a value from 1 - 31

• hour()

  Returns the current hour as a value from 0 - 23

• millis()

  Returns the number of milliseconds (thousandths of a second) since starting an applet

• minute()

  Returns the current minute as a value from 0 - 59

• month()

  Returns the current month as a value from 1 - 12

• second()

  Returns the current second as a value from 0 - 59

• year()

  Returns the current year as an integer (2003, 2004, 2005, etc)

Keyboard

• key

  The system variable that always contains the value of the most recent key on the keyboard that was used (either pressed or released)

• keyCode

  Used to detect special keys such as the UP, DOWN, LEFT, RIGHT arrow keys and ALT, CONTROL, SHIFT

• keyPressed

  The boolean system variable that is true if any key is pressed and false if no keys are pressed

• keyPressed()

  Called once every time a key is pressed

• keyReleased()

  Called once every time a key is released

• keyTyped()

  Called once every time a key is pressed, but action keys such as Ctrl, Shift, and Alt are ignored

Mouse

• mouseButton

  Shows which mouse button is pressed

• mouseClicked()

  Called once after a mouse button has been pressed and then released

• mouseDragged()

  Called once every time the mouse moves and a mouse button is pressed

• mouseMoved()

  Called every time the mouse moves and a mouse button is not pressed

• mousePressed

  Variable storing if a mouse button is pressed

• mousePressed()

  Called once after every time a mouse button is pressed

• mouseReleased()

  Called every time a mouse button is released

• mouseWheel()

  The code within the mouseWheel() event function is run when the mouse wheel is moved

• mouseX

  The system variable that always contains the current horizontal coordinate of the mouse

• mouseY

  The system variable that always contains the current vertical coordinate of the mouse

• pmouseX

  The system variable that always contains the horizontal position of the mouse in the frame previous to the current frame

• pmouseY

  The system variable that always contains the vertical position of the mouse in the frame previous to the current frame

Constants

• HALF_PI

  HALF_PI is a mathematical constant with the value 1.57079632679489661923

• PI

  PI is a mathematical constant with the value 3.14159265358979323846

• QUARTER_PI

  QUARTER_PI is a mathematical constant with the value 0.7853982

• TAU

  An alias for TWO_PI

• TWO_PI

  TWO_PI is a mathematical constant with the value 6.28318530717958647693

Typography

• PFont

  Grayscale bitmap font class used by Processing

Loading & Displaying

• createFont()

  Dynamically converts a font to the format used by Processing

• loadFont()

  Loads a font into a variable of type PFont

• textFont()

  Sets the current font that will be drawn with the text() function

• text()

  Draws text to the screen

Attributes

• textAlign()

  Sets the current alignment for drawing text

• textLeading()

  Sets the spacing between lines of text in units of pixels

• textMode()

  Sets the way text draws to the screen

• textSize()

  Sets the current font size

• textWidth()

  Calculates and returns the width of any character or text string

Metrics

• textAscent()

  Returns ascent of the current font at its current size

• textDescent()

  Returns descent of the current font at its current size

Rendering

• PGraphics

  Main graphics and rendering context, as well as the base API implementation for processing "core"

• blendMode()

  Blends the pixels in the display window according to a defined mode

• clip()

  Limits the rendering to the boundaries of a rectangle defined by the parameters

• createGraphics()

  Creates and returns a new PGraphics object of the types P2D or P3D

• hint()

  This function is used to enable or disable special features that control how graphics are drawn

• noClip()

  Disables the clipping previously started by the clip() function

Shaders

• PShader

  This class encapsulates a GLSL shader program, including a vertex and a fragment shader

• loadShader()

  Loads a shader into the PShader object

• resetShader()

  Restores the default shaders

• shader()

  Applies the shader specified by the parameters

Image

• PImage

  Datatype for storing images

• createImage()

  Creates a new PImage (the datatype for storing images)

Pixels

• blend()

  Copies a pixel or rectangle of pixels using different blending modes

• copy()

  Copies the entire image

• filter()

  Converts the image to grayscale or black and white

• get()

  Reads the color of any pixel or grabs a rectangle of pixels

• loadPixels()

  Loads the pixel data for the display window into the pixels[] array

• mask()

  Masks part of an image with another image as an alpha channel

• pixels[]

  Array containing the values for all the pixels in the display window

• set()

  Writes a color to any pixel or writes an image into another

• updatePixels()

  Updates the display window with the data in the pixels[] array

Loading & Displaying

• imageMode()

  Modifies the location from which images draw

• image()

  Displays images to the screen

• loadImage()

  Loads an image into a variable of type PImage

• noTint()

  Removes the current fill value for displaying images and reverts to displaying images with their original hues

• requestImage()

  Loads images on a separate thread so that your sketch does not freeze while images load during setup()

• tint()

  Sets the fill value for displaying images

Textures

• textureMode()

  Sets the coordinate space for texture mapping

• textureWrap()

  Defines if textures repeat or draw once within a texture map

• texture()

  Sets a texture to be applied to vertex points

Shape

• PShape

  Datatype for storing shapes

• createShape()

  The createShape() function is used to define a new shape

• loadShape()

  Loads geometry into a variable of type PShape

2d primitives

• arc()

  Draws an arc in the display window

• circle()

  Draws a circle to the screen

• ellipse()

  Draws an ellipse (oval) in the display window

• line()

  Draws a line (a direct path between two points) to the screen

• point()

  Draws a point, a coordinate in space at the dimension of one pixel

• quad()

  A quad is a quadrilateral, a four sided polygon

• rect()

  Draws a rectangle to the screen

• square()

  Draws a square to the screen

• triangle()

  A triangle is a plane created by connecting three points

Vertex

• beginContour()

  Begins recording vertices for the shape

• beginShape()

  Using the beginShape() and endShape() functions allow creating more complex forms

• bezierVertex()

  Specifies vertex coordinates for Bezier curves

• curveVertex()

  Specifies vertex coordinates for curves

• endContour()

  Stops recording vertices for the shape

• endShape()

  the companion to beginShape() and may only be called after beginShape()

• quadraticVertex()

  Specifies vertex coordinates for quadratic Bezier curves

• vertex()

  All shapes are constructed by connecting a series of vertices

Curves

• bezierDetail()

  Sets the resolution at which Beziers display

• bezierPoint()

  Evaluates the Bezier at point t for points a, b, c, d

• bezierTangent()

  Calculates the tangent of a point on a Bezier curve

• bezier()

  Draws a Bezier curve on the screen

• curveDetail()

  Sets the resolution at which curves display

• curvePoint()

  Evaluates the curve at point t for points a, b, c, d

• curveTangent()

  Calculates the tangent of a point on a curve

• curveTightness()

  Modifies the quality of forms created with curve() and curveVertex()

• curve()

  Draws a curved line on the screen

3D Primitives

• box()

  A box is an extruded rectangle

• sphereDetail()

  Controls the detail used to render a sphere by adjusting the number of vertices of the sphere mesh

• sphere()

  A sphere is a hollow ball made from tessellated triangles

Attributes

• ellipseMode()

  The origin of the ellipse is modified by the ellipseMode() function

• rectMode()

  Modifies the location from which rectangles draw

• strokeCap()

  Sets the style for rendering line endings

• strokeJoin()

  Sets the style of the joints which connect line segments

• strokeWeight()

  Sets the width of the stroke used for lines, points, and the border around shapes

Loading & Displaying

• shapeMode()

  Modifies the location from which shapes draw

• shape()

  Displays shapes to the screen

Math

• PVector

  A class to describe a two or three dimensional vector

Calculation

• abs()

  Calculates the absolute value (magnitude) of a number

• ceil()

  Calculates the closest int value that is greater than or equal to the value of the parameter

• constrain()

  Constrains a value to not exceed a maximum and minimum value

• dist()

  Calculates the distance between two points

• exp()

  Returns Euler's number e (2.71828...) raised to the power of the value parameter

• floor()

  Calculates the closest int value that is less than or equal to the value of the parameter

• lerp()

  Calculates a number between two numbers at a specific increment

• log()

  Calculates the natural logarithm (the base-e logarithm) of a number

• mag()

  Calculates the magnitude (or length) of a vector

• map()

  Re-maps a number from one range to another

• max()

  Determines the largest value in a sequence of numbers

• min()

  Determines the smallest value in a sequence of numbers

• norm()

  Normalizes a number from another range into a value between 0 and 1

• pow()

  Facilitates exponential expressions

• round()

  Calculates the integer closest to the value parameter

• sq()

  Squares a number (multiplies a number by itself)

• sqrt()

  Calculates the square root of a number

Trigonometry

• acos()

  The inverse of cos(), returns the arc cosine of a value

• asin()

  The inverse of sin(), returns the arc sine of a value

• atan2()

  Calculates the angle (in radians) from a specified point to the coordinate origin as measured from the positive x-axis

• atan()

  The inverse of tan(), returns the arc tangent of a value

• cos()

  Calculates the cosine of an angle

• degrees()

  Converts a radian measurement to its corresponding value in degrees

• radians()

  Converts a degree measurement to its corresponding value in radians

• sin()

  Calculates the sine of an angle

• tan()

  Calculates the ratio of the sine and cosine of an angle

Operators

• += (add assign)

  Combines addition with assignment

• + (addition)

  Adds two values or concatenates string values

• -- (decrement)

  Substracts the value of an integer variable by 1

• / (divide)

  Divides the value of the first parameter by the value of the second parameter

• /= (divide assign)

  Combines division with assignment

• ++ (increment)

  Increases the value of an integer variable by 1

• - (minus)

  Subtracts one value from another and may also be used to negate a value

• % (modulo)

  Calculates the remainder when one number is divided by another

• * (multiply)

  Multiplies the values of the two parameters

• *= (multiply assign)

  Combines multiplication with assignment

• -= (subtract assign)

  Combines subtraction with assignment

Bitwise Operators

• & (bitwise AND)

  Compares each corresponding bit in the binary representation of the values

• | (bitwise OR)

  Compares each corresponding bit in the binary representation of the values

• << (left shift)

  Shifts bits to the left

• >> (right shift)

  Shifts bits to the right

Random

• noiseDetail()

  Adjusts the character and level of detail produced by the Perlin noise function

• noiseSeed()

  Sets the seed value for noise()

• noise()

  Returns the Perlin noise value at specified coordinates

• randomGaussian()

  Returns a float from a random series of numbers having a mean of 0 and standard deviation of 1

• randomSeed()

  Sets the seed value for random()

• random()

  Generates random numbers

Output

Files

• PrintWriter

  Allows characters to print to a text-output stream

• beginRaw()

  To create vectors from 3D data, use the beginRaw() and endRaw() commands

• beginRecord()

  Opens a new file and all subsequent drawing functions are echoed to this file as well as the display window

• createOutput()

  Similar to createInput(), this creates a Java OutputStream for a given filename or path

• createWriter()

  Creates a new file in the sketch folder, and a PrintWriter object to write to it

• endRaw()

  Complement to beginRaw(); they must always be used together

• endRecord()

  Stops the recording process started by beginRecord() and closes the file

• saveBytes()

  Opposite of loadBytes(), will write an entire array of bytes to a file

• saveJSONArray()

  Writes the contents of a JSONArray object to a file

• saveJSONObject()

  Writes the contents of a JSONObject object to a file

• saveStream()

  Save the contents of a stream to a file in the sketch folder

• saveStrings()

  Writes an array of strings to a file, one line per string

• saveTable()

  Writes the contents of a Table object to a file

• saveXML()

  Writes the contents of an XML object to a file

• selectOutput()

  Opens a platform-specific file chooser dialog to select a file for output

Text Area

• printArray()

  Writes array data to the text area of the Processing environment's console.

• print()

  Writes to the console area of the Processing environment

• println()

  Writes to the text area of the Processing environment's console

Image

• saveFrame()

  Saves a numbered sequence of images, one image each time the function is run

• save()

  Saves an image from the display window

Color

Creating & Reading

• alpha()

  Extracts the alpha value from a color

• blue()

  Extracts the blue value from a color, scaled to match current colorMode()

• brightness()

  Extracts the brightness value from a color

• color()

  Creates colors for storing in variables of the color datatype

• green()

  Extracts the green value from a color, scaled to match current colorMode()

• hue()

  Extracts the hue value from a color

• lerpColor()

  Calculates a color or colors between two colors at a specific increment

• red()

  Extracts the red value from a color, scaled to match current colorMode()

• saturation()

  Extracts the saturation value from a color

Setting

• background()

  Sets the color used for the background of the Processing window

• clear()

  Clears the pixels within a buffer

• colorMode()

  Changes the way Processing interprets color data

• fill()

  Sets the color used to fill shapes

• noFill()

  Disables filling geometry

• noStroke()

  Disables drawing the stroke (outline)

• stroke()

  Sets the color used to draw lines and borders around shapes

Lights Camera

Lights

• ambientLight()

  Adds an ambient light

• directionalLight()

  Adds a directional light

• lightFalloff()

  Sets the falloff rates for point lights, spot lights, and ambient lights

• lightSpecular()

  Sets the specular color for lights

• lights()

  Sets the default ambient light, directional light, falloff, and specular values

• noLights()

  Disable all lighting

• normal()

  Sets the current normal vector

• pointLight()

  Adds a point light

• spotLight()

  Adds a spot light

Material Properties

• ambient()

  Sets the ambient reflectance for shapes drawn to the screen

• emissive()

  Sets the emissive color of the material used for drawing shapes drawn to the screen

• shininess()

  Sets the amount of gloss in the surface of shapes

• specular()

  Sets the specular color of the materials used for shapes drawn to the screen, which sets the color of highlights

Camera

• beginCamera()

  The beginCamera() and endCamera() functions enable advanced customization of the camera space

• camera()

  Sets the position of the camera

• endCamera()

  The beginCamera() and endCamera() functions enable advanced customization of the camera space

• frustum()

  Sets a perspective matrix defined through the parameters

• ortho()

  Sets an orthographic projection and defines a parallel clipping volume

• perspective()

  Sets a perspective projection applying foreshortening, making distant objects appear smaller than closer ones

• printCamera()

  Prints the current camera matrix to the Console (the text window at the bottom of Processing)

• printProjection()

  Prints the current projection matrix to the Console

Coordinates

• modelX()

  Returns the three-dimensional X, Y, Z position in model space

• modelY()

  Returns the three-dimensional X, Y, Z position in model space

• modelZ()

  Returns the three-dimensional X, Y, Z position in model space

• screenX()

  Takes a three-dimensional X, Y, Z position and returns the X value for where it will appear on a (two-dimensional) screen

• screenY()

  Takes a three-dimensional X, Y, Z position and returns the Y value for where it will appear on a (two-dimensional) screen

• screenZ()

  Takes a three-dimensional X, Y, Z position and returns the Z value for where it will appear on a (two-dimensional) screen

Transform

• applyMatrix()

  Multiplies the current matrix by the one specified through the parameters

• popMatrix()

  Pops the current transformation matrix off the matrix stack

• printMatrix()

  Prints the current matrix to the Console (the text window at the bottom of Processing)

• pushMatrix()

  Pushes the current transformation matrix onto the matrix stack

• resetMatrix()

  Replaces the current matrix with the identity matrix

• rotateX()

  Rotates a shape around the x-axis the amount specified by the angle parameter

• rotateY()

  Rotates a shape around the y-axis the amount specified by the angle parameter

• rotateZ()

  Rotates a shape around the z-axis the amount specified by the angle parameter

• rotate()

  Rotates a shape the amount specified by the angle parameter

• scale()

  Increases or decreases the size of a shape by expanding and contracting vertices

• shearX()

  Shears a shape around the x-axis the amount specified by the angle parameter

• shearY()

  Shears a shape around the y-axis the amount specified by the angle parameter

• translate()

  Specifies an amount to displace objects within the display window

Structure

• [] (array access)

  The array access operator is used to specify a location within an array

• = (assign)

  Assigns a value to a variable

• catch

  The catch keyword is used with try to handle exceptions

• class

  Keyword used to indicate the declaration of a class

• , (comma)

  Separates parameters in function calls and elements during assignment

• // (comment)

  Explanatory notes embedded within the code

• {} (curly braces)

  Define the beginning and end of functions blocks and statement blocks such as the for and if structures

• /** */ (doc comment)

  Explanatory notes embedded within the code

• . (dot)

  Provides access to an object's methods and data

• draw()

  Called directly after setup() and continuously executes the lines of code contained inside its block until the program is stopped or noLoop() is called

• exit()

  Quits/stops/exits the program

• extends

  Allows a new class to inherit the methods and data fields (variables and constants) from an existing class

• false

  Reserved word representing the logical value "false"

• final

  Keyword used to state that a value, class, or method can't be changed

• implements

  Implements an interface or group of interfaces

• import

  The keyword import is used to load a library into a Processing sketch

• loop()

  Causes Processing to continuously execute the code within draw()

• /* */ (multiline comment)

  Explanatory notes embedded within the code

• new

  Creates a "new" object

• noLoop()

  Stops Processing from continuously executing the code within draw()

• null

  Special value used to signify the target is not a valid data element

• () (parentheses)

  Grouping and containing expressions and parameters

• popStyle()

  Saves the current style settings and popStyle() restores the prior settings

• pop()

  The pop() function restores the previous drawing style settings and transformations after push() has changed them

• private

  This keyword is used to disallow other classes access to the fields and methods within a class

• public

  Keyword used to provide other classes access the fields and methods within a class

• pushStyle()

  Saves the current style settings and popStyle() restores the prior settings

• push()

  The push() function saves the current drawing style settings and transformations, while pop() restores these settings

• redraw()

  Executes the code within draw() one time

• return

  Keyword used to indicate the value to return from a function

• ; (semicolon)

  A statement terminator which separates elements of the program

• setLocation()

  The setLocation() function defines the position of the Processing sketch in relation to the upper-left corner of the computer screen

• setResizable()

  By default, Processing sketches can't be resized

• setTitle()

  The setTitle() function defines the title to appear at the top of the sketch window

• setup()

  The setup() function is called once when the program starts

• static

  Keyword used to define a variable as a "class variable" and a method as a "class method

• super

  Keyword used to reference the superclass of a subclass

• this

  Refers to the current object (i

• thread()

  Launch a new thread and call the specified function from that new thread

• true

  Reserved word representing the logical value "true"

• try

  The try keyword is used with catch to handle exceptions

• void

  Keyword used to indicate that a function returns no value

Control

Conditionals

• break

  Ends the execution of a structure such as switch, for, or while and jumps to the next statement after

• case

  Denotes the different names to be evaluated with the parameter in the switch structure

• ?: (conditional)

  A shortcut for writing an if and else structure

• continue

  When run inside of a for or while, it skips the remainder of the block and starts the next iteration

• default

  Keyword for defining the default condition of a switch

• else

  Extends the if structure allowing the program to choose between two or more blocks of code

• if

  Allows the program to make a decision about which code to execute

• switch

  Works like an if else structure, but switch is more convenient when you need to select between three or more alternatives

Relational Operators

• == (equality)

  Determines if two values are equivalent

• > (greater than)

  Tests if the value on the left is larger than the value on the right

• >= (greater than or equal to)

  Tests if the value on the left is larger than the value on the right or if the values are equivalent

• != (inequality)

  Determines if one expression is not equivalent to another

• < (less than)

  Tests if the value on the left is smaller than the value on the right

• <= (less than or equal to)

  Tests if the value on the left is less than the value on the right or if the values are equivalent

Iteration

• for

  Controls a sequence of repetitions

• while

  Controls a sequence of repetitions

Logical Operators

• && (logical AND)

  Compares two expressions and returns true only if both evaluate to true

• ! (logical NOT)

  Inverts the Boolean value of an expression

• || (logical OR)

  Compares two expressions and returns true if one or both evaluate to true

Environment

• cursor()

  Sets the cursor to a predefined symbol, an image, or makes it visible if already hidden

• delay()

  The delay() function causes the program to halt for a specified time

• displayDensity()

  Returns "2" if the screen is high-density and "1" if not

• displayHeight

  Variable that stores the height of the computer screen

• displayWidth

  Variable that stores the width of the computer screen

• focused

  Confirms if a Processing program is "focused"

• frameCount

  The system variable that contains the number of frames displayed since the program started

• frameRate

  The system variable that contains the approximate frame rate of the software as it executes

• height

  System variable which stores the height of the display window

• fullScreen()

  Opens a sketch using the full size of the computer's display

• frameRate()

  Specifies the number of frames to be displayed every second

• noCursor()

  Hides the cursor from view

• noSmooth()

  Draws all geometry and fonts with jagged (aliased) edges and images with hard edges between the pixels when enlarged rather than interpolating pixels

• pixelDensity()

  It makes it possible for Processing to render using all of the pixels on high resolutions screens

• pixelHeight

  The actual pixel height when using high resolution display

• pixelWidth

  The actual pixel width when using high resolution display

• settings()

  Used when absolutely necessary to define the parameters to size() with a variable

• size()

  Defines the dimension of the display window in units of pixels

• smooth()

  Draws all geometry with smooth (anti-aliased) edges

• width

  System variable which stores the width of the display window

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