Index

A

• additive blending
  • used, for mixing layers / Mixing layers using additive blending
  • about / Mixing layers using additive blending
• address
  • about / Implementing the OSC messages receiver
• alpha blending
  • about / Mixing layers using additive blending
• analogRead() function / Programming an Arduino board
• Android Development Tools (ADT) bundle / Installing software for Android development
• Android device
  • accelerometer / Using the accelerometer on an Android device
  • gyroscope / Using the accelerometer on an Android device
• Android NDK (Android Native Development Kit) / Running the project on an Android device
• Android SDK (Android Software Development Kit) / Running the project on an Android device
• Apollonian Fractures
  • URL / Using fragment shaders for image generation
• Arduino
  • about / Physical computing with Arduino
• Arduino board
  • programming / Programming an Arduino board
  • data, receiving / Receiving data from Arduino in the openFrameworks project
  • connection troubleshooting / Connection troubleshooting
  • devices, connecting / Connecting more devices
• Arduino connection, video synthesizer project
  • Firmata protocol, used / Using the Firmata protocol for Arduino connection
• Arduino IDE
  • URL / Programming an Arduino board
• arguments
  • about / Implementing the OSC messages receiver
• automation, camera
  • about / Camera automation
• autosave feature
  • implementing / Implementing the autosave feature

C

• camera
  • live video, grabbing / Grabbing a live video from a camera
  • creating / Creating a camera
  • controlling, with mouse / Controlling the camera with a mouse
  • mouse control, disabling / Disabling mouse control for the camera when the GUI is visible
  • automation / Camera automation
• checkbox
  • implementing / Implementing a checkbox, a color selector, and a 2D slider
• classes, 3D graphics
  • about / openFrameworks classes for surface representation
  • ofMesh / openFrameworks classes for surface representation
  • ofVboMesh / openFrameworks classes for surface representation
  • ofPlanePrimitive / openFrameworks classes for surface representation
  • ofSpherePrimitive / openFrameworks classes for surface representation
  • ofIcoSpherePrimitive / openFrameworks classes for surface representation
  • ofCylinderPrimitive / openFrameworks classes for surface representation
  • ofConePrimitive / openFrameworks classes for surface representation
• code
  • debugging / Debugging
  • speeding up / Speeding up the code
• color image
  • about / Raster images in openFrameworks
• color image with alpha channel
  • about / Raster images in openFrameworks
• color selector
  • implementing / Implementing a checkbox, a color selector, and a 2D slider
• companion vertex shader
  • about / Creating the vertex shader
• conversion function
  • about / Mathematical, timer, and conversion functions
• coordinate system
  • centering / Centering the coordinate system
• core addons / Creating a project
• curves, video synthesizer project
  • drawing / Drawing curves and text

D

• 2D graphics
  • and 3D graphics, mixing with GUI / Mixing 2D and 3D with the GUI
• 2D slider
  • implementing / Implementing a checkbox, a color selector, and a 2D slider
  • controls' values, using / Using the controls' values
  • specifics / Using the controls' values
  • project, experimenting with / Experimenting with the project
• 3D graphics
  • about / Introduction to 3D graphics with openFrameworks
  • classes / openFrameworks classes for surface representation
• data
  • reading, from text file / Reading data from a text file
• decibels
  • about / Getting the level of a sound signal
• deforming
  • about / Deforming a sphere
  • by formulas / Deforming by formulas
• desktop version, video synthesizer
  • about / The desktop version
  • openFrameworks project / The openFrameworks project and source files
  • source files / The openFrameworks project and source files
  • data files / Data files
  • control keys / Control keys
  • GUI controls / The GUI controls
• Documents directory
  • URL / Implementing video synthesizer for iOS
• Do It Yourself (DIY)
  • about / Physical computing with Arduino
• drawing
  • about / A simple drawing
  • color, setting / Setting drawing color
  • primitives / Drawing primitives
• drawing functions
  • about / 2D drawing

E

• eeg.txt text file
  • parsing / Reading data from a text file
• EEG data visualization
  • diagrammatic representation / Reading data from a text file
• electroencephalography (EEG) / Reading data from a text file
• exponential smoothing
  • about / Getting the level of a sound signal
  • URL / Getting the level of a sound signal
• extruding
  • about / Deforming by formulas
  • implementing / Extruding the sphere

F

• Firmata
  • about / Using the Firmata protocol for Arduino connection
• fragment shader
  • about / Creating the video effect with a shader
  • creating / Creating the fragment shader
  • main() function / How it works
• Frame Buffer Object (FBO)
  • about / Redirecting drawing to the offscreen buffer
• Fritzing
  • URL / Programming an Arduino board

G

• geometric pattern
  • about / Geometric patterns
• geometry shader
  • about / Creating the video effect with a shader
• grayscale image
  • about / Raster images in openFrameworks
• group of controls
  • creating / Creating groups of controls
  • sliders' values used / Using the sliders' values, Implementing a checkbox, a color selector, and a 2D slider
• GUI
  • creating, ofxGui add-on used / Creating a GUI using the ofxGui addon
  • autosave feature, implementing / Implementing the autosave feature
  • 2D and 3D graphics, mixing with / Mixing 2D and 3D with the GUI
• GUI classes
  • about / The GUI
• GUI controls, video synthesizer for desktop
  • about / The GUI controls
  • sliders / Basic sliders
  • global group / Global group
  • primitive group / Primitive group
  • mixer group / Mixer group
• GUI panel
  • implementing, sliders used / Implementing a simple GUI panel with sliders
  • sliders' values used / Using the sliders' values

H

• handshake / The ofxNetwork addon

I

• image file
  • drawing / Drawing an image file
• image generation, video synthesizer project
  • fragment shaders, used / Using fragment shaders for image generation
• inlets / Creating an OSC sender with Max/MSP
• instantaneous phase / Implementing a simple LFO
• iOS Developer License
  • URL / Deploying the project on an iOS device
• iOS device
  • accelerometer / Using accelerometer
  • gyroscope / Using accelerometer

K

• kaleidoscope effect
  • about / Creating the video effect with a shader
  • implementing / Implementing the kaleidoscope effect
  • fragment shader, creating / Creating the fragment shader
  • vertex shader, creating / Creating the vertex shader
  • created shaders, using / Using created shaders in the project
• kangle slider / Using time values for a parameter's automation
• keyboard events
  • handling / Handling keyboard events
  • GUI, hiding / Hiding the GUI
  • screenshot, saving / Saving a screenshot
  • preset saving, system save dialog used / Saving a preset using the system save dialog
  • preset loading, system load dialog used / Loading a preset using the system load dialog

L

• layers
  • mixing, additive blending used / Mixing layers using additive blending
  • mixer's GUI, creating / Creating the mixer's GUI
  • mixers functionality, implementing / Implementing the mixer's functionality
• level of sound
  • using, for parameter's automation / Using the level of sound for a parameter's automation
  • signal, obtaining / Getting the level of a sound signal
• live video
  • grabbing, from camera / Grabbing a live video from a camera
• Local Area Network (LAN) / Sending OSC messages between two separate computers
• lock the patch / Creating an OSC sender with Max/MSP
• Low Frequency Oscillators (LFOs) / Implementing a simple LFO

M

• mathematical function
  • about / Mathematical, timer, and conversion functions
• matrix pattern generator
  • implementing / Implementing the matrix pattern generator
  • sliders' values, using / Using the sliders' values
  • experimenting with / Experimenting with the matrix pattern generator
• Max/MSP
  • OSC sender, creating with / Creating an OSC sender with Max/MSP
  • about / Creating an OSC sender with Max/MSP
  • installing / Creating an OSC sender with Max/MSP
  • URL / Creating an OSC sender with Max/MSP
• mixers
  • GUI, creating / Creating the mixer's GUI
  • functionality, implementing / Implementing the mixer's functionality
• mouse
  • camera, controlling / Controlling the camera with a mouse
• multimedia classes
  • about / Multimedia and other classes

N

• networking
  • about / Distributed computing with networking
  • distributed projects, creating / Distributed computing with networking
• networking, in openFrameworks
  • about / Networking in openFrameworks
  • ofxNetwork add-on / The ofxNetwork addon
  • ofxOsc add-on / The ofxOsc addon
• networking port
  • about / Implementing the OSC messages receiver
• New Out of Box Software (NOOBS)
  • about / Required equipment
  • URL / Required equipment
• noise
  • about / Implementing a pseudorandom LFO with Perlin noise
• non-core addons / Creating a project
• number of channels, raster images
  • about / Raster images in openFrameworks

O

• object deformation, video synthesizer project
  • vertex shaders, used / Using vertex shaders for an object deformation
• ofApp class
  • about / Application
  • setup() function / Application
  • update() function / Application
  • draw() function / Application
• offscreen buffer
  • about / Creating the video effect with a shader
  • drawing, redirecting / Redirecting drawing to the offscreen buffer
  • contents, drawing / Drawing the offscreen buffer contents and enabling smoothing
  • smoothing, enabling / Drawing the offscreen buffer contents and enabling smoothing
• ofGetElapsedTime() function / Using time values for a parameter's automation
• ofImage class
  • about / Raster images in openFrameworks
• ofPixels class
  • about / Raster images in openFrameworks
• ofSoundPlayer / Playing and analyzing an audio file
• ofTexture class
  • about / Raster images in openFrameworks
• ofxGui add-on
  • used, for creating GUI / Creating a GUI using the ofxGui addon
• ofxiPhoneGetDocumentsDirectory()function / Implementing video synthesizer for iOS
• ofxNetwork add-on
  • about / The ofxNetwork addon
• ofxOsc add-on
  • about / The ofxOsc addon
  • ofxOscSender class / The ofxOsc addon
  • ofxOscReceiver class / The ofxOsc addon
  • ofxOscMessage class / The ofxOsc addon
  • ofxOscBundle class / The ofxOsc addon
• ofxSyphon add-on
  • URL / Multidisplay setup and sharing images between separate programs
• openFrameworks
  • about / What is openFrameworks?
  • features / What is openFrameworks?
  • installing / Installing openFrameworks
  • download page / Installing openFrameworks
  • folder, structure / The openFrameworks folder structure
  • example / Running your first example
  • video synthesizer application / The video synthesizer application
  • project / Creating and running a new project
  • simple drawing / A simple drawing
  • networking / Networking in openFrameworks
  • resources / Getting more information on openFrameworks
  • books / openFrameworks books
  • code, debugging / Debugging and speeding up your code, Debugging
  • code, speeding up / Speeding up the code
• Open Sound Control (OSC) protocol
  • about / The ofxOsc addon
  • URL / The ofxOsc addon
• orthogonal projection
  • about / Creating a camera
• OSC messages receiver
  • implementing / Implementing the OSC messages receiver
• OSC sender
  • creating, with openFrameworks / Creating an OSC sender with openFrameworks
  • messages, sending between two separate computers / Sending OSC messages between two separate computers
  • connection troubleshooting / Connection troubleshooting
  • creating for mobile device, TouchOSC app used / Creating OSC senders with TouchOSC, Python, and Max/MSP, Creating an OSC sender for a mobile device using the TouchOSC app
  • creating, Python used / Creating an OSC sender with Python
  • creating, Max/MSP used / Creating an OSC sender with Max/MSP
• outlets / Creating an OSC sender with Max/MSP

P

• parallel lines
  • used, for creating stripe pattern / A stripe pattern made from parallel lines
• parameter's automation
  • disabling / Controlling automation
• parameter's automation, using level of sound
  • about / Using the level of sound for a parameter's automation
  • audio file, playing / Playing and analyzing an audio file
  • audio file, analyzing / Playing and analyzing an audio file
  • level of sound signal, obtaining / Getting the level of a sound signal
• parameter's automation, using time values
  • about / Using time values for a parameter's automation
  • simple LFO, implementing / Implementing a simple LFO
  • pseudorandom LFO, implementing with Perlin noise / Implementing a pseudorandom LFO with Perlin noise
• patch cord / Creating an OSC sender with Max/MSP
• Perlin noise
  • about / Implementing a pseudorandom LFO with Perlin noise
  • pseudorandom LFO, implementing with / Implementing a pseudorandom LFO with Perlin noise
• perspective projection
  • about / Creating a camera
• physical computing
  • about / Physical computing with Arduino
• pinchY slider / Creating an OSC sender with openFrameworks, Connection troubleshooting
• preset
  • saving, system save dialog used / Saving a preset using the system save dialog
  • loading, system load dialog used / Loading a preset using the system load dialog
• profiler / Speeding up the code
• project
  • running / Creating and running a new project, Running a project
  • creating / Creating and running a new project, Creating a project
  • addons, selecting / Creating a project
  • code, structure / Discovering the project's code structure
• projections
  • perspective projection / Creating a camera
  • orthogonal projection / Creating a camera
• projects
  • reference link / Debugging and speeding up your code
• pseudorandom LFO
  • implementing, with Perlin noise / Implementing a pseudorandom LFO with Perlin noise
• Python
  • OSC sender, creating with / Creating an OSC sender with Python
  • installing / Creating an OSC sender with Python
  • URL / Creating an OSC sender with Python
• python-osc library
  • URL / Creating an OSC sender with Python

R

• rad slider / Playing and analyzing an audio file
• Raspberry Pi version, video synthesizers
  • about / Raspberry Pi version
• Raspbian OS
  • about / Required equipment
• raster images
  • about / Raster images in openFrameworks
  • number of channels / Raster images in openFrameworks
  • grayscale image / Raster images in openFrameworks
  • color image / Raster images in openFrameworks
  • color image with alpha channel / Raster images in openFrameworks
  • ofImage class / Raster images in openFrameworks
  • ofPixels class / Raster images in openFrameworks
  • ofTexture class / Raster images in openFrameworks
• render / Distributed computing with networking
• rendering, video synthesizer project
  • speeding up / Speeding up the rendering
• Root Mean Square (RMS) measure
  • about / Getting the level of a sound signal
• rotating lines
  • used, for creating stripe pattern / A stripe pattern made from rotating lines
• rotating triangles
  • used, for creating stripe pattern / A stripe pattern made from rotating triangles

S

• screen
  • setting up / Setting up the screen
• shaded surface
  • light source / The things needed for shading the surface
  • material / The things needed for shading the surface
  • normals / The things needed for shading the surface
  • Z-buffering / The things needed for shading the surface
• shaders
  • about / Creating the video effect with a shader
  • used, for creating video effect / Creating the video effect with a shader
  • fragment shader / Creating the video effect with a shader
  • vertex shader / Creating the video effect with a shader
  • geometry shader / Creating the video effect with a shader
• simple LFO
  • implementing / Implementing a simple LFO
• simplex noise
  • about / Implementing a pseudorandom LFO with Perlin noise
• skvo.wav music track
  • URL / Playing and analyzing an audio file
• sliders
  • used, for implementing GUI panel / Implementing a simple GUI panel with sliders
• smoothing factor
  • about / Getting the level of a sound signal
• solid sphere
  • drawing / Drawing a solid sphere
  • surface, shading / The things needed for shading the surface
  • drawing, with shading / Drawing a solid sphere with shading
• sonification / Creating an OSC sender with Python
• sound
  • capturing, from sound card input / Capturing sound from a sound card's input and measuring its level
• sound.setMultiPlay(true) command / Playing and analyzing an audio file
• sound.setPan(1) command / Playing and analyzing an audio file
• sound.setSpeed(0.5) command / Playing and analyzing an audio file
• sound capture
  • enabling / Capturing sound from a sound card's input and measuring its level
  • level, measuring / Capturing sound from a sound card's input and measuring its level
• spectrum
  • about / Getting the level of a sound signal
• sphere
  • texturing / Texturing the sphere
  • deforming / Deforming a sphere
  • extruding / Extruding the sphere
• stripe pattern
  • about / The stripe pattern
  • creating, from parallel lines / A stripe pattern made from parallel lines
  • function declaration, inserting / Inserting the function declaration
  • function definition, inserting / Inserting the function definition
  • function calling, inserting / Inserting the function calling
  • creating, from rotating lines / A stripe pattern made from rotating lines
  • creating, from rotating triangles / A stripe pattern made from rotating triangles
• system load dialog
  • used, for loading preset / Loading a preset using the system load dialog
• system save dialog
  • used, for saving preset / Saving a preset using the system save dialog

T

• text, video synthesizer project
  • drawing / Drawing curves and text
• texture
  • about / Texturing the sphere
• textured surface
  • about / Texturing the sphere
• texturing
  • about / Texturing the sphere
  • texture image, preparing / Preparing a texture
  • texture coordinates, setting / Setting texture coordinates
  • activating / Activating texturing
• timer function
  • about / Mathematical, timer, and conversion functions
• time values
  • using, for parameter's automation / Using time values for a parameter's automation
• TouchOSC
  • URL / Creating an OSC sender for a mobile device using the TouchOSC app
  • about / Creating an OSC sender for a mobile device using the TouchOSC app
• TouchOSC app
  • OSC sender, creating with / Creating an OSC sender for a mobile device using the TouchOSC app
• TouchOSC Editor / Creating an OSC sender for a mobile device using the TouchOSC app
• tracker / Distributed computing with networking
• Transmission Control Protocol (TCP) / The ofxNetwork addon
• triangular mesh
  • about / openFrameworks classes for surface representation

U

• User Datagram Protocol (UDP) / The ofxNetwork addon

V

• Vertex Buffer Object (VBO)
  • about / openFrameworks classes for surface representation
• vertex shader
  • about / Creating the video effect with a shader
  • creating / Creating the vertex shader
• vertices
  • about / Creating the vertex shader
• video effect
  • creating, with shaders / Creating the video effect with a shader
  • drawing, redirecting to offscreen buffer / Redirecting drawing to the offscreen buffer
  • kaleidoscope effect, implementing / Implementing the kaleidoscope effect
• video file
  • playing / Playing a video file
• video synthesizer application
  • about / The video synthesizer application
  • features / Three reasons to create your own video synthesizer with openFrameworks
• video synthesizer project
  • deploying, on iOS device / Deploying the project on an iOS device
  • desktop version / The desktop version
• video synthesizer project, enhancing
  • about / Enhancing the video synthesizer project
  • rendering, speeding up / Speeding up the rendering
  • curves, drawing / Drawing curves and text
  • text, drawing / Drawing curves and text
  • fragment shaders, using for image generation / Using fragment shaders for image generation
  • vertex shaders, using for object deformation / Using vertex shaders for an object deformation
  • Firmata protocol, using for Arduino connection / Using the Firmata protocol for Arduino connection
  • multidisplay setup / Multidisplay setup and sharing images between separate programs
  • images, sharing between separate programs / Multidisplay setup and sharing images between separate programs
• video synthesizer project, running on Android device
  • about / Running the project on an Android device
  • software, installing for Android development / Installing software for Android development
  • video synthesizer, implementing / Implementing video synthesizer for Android, Implementing the video synthesizer
  • empty project, creating / Creating an empty project
  • GUI panel size, increasing / Increasing the size of the GUI panel
  • troubleshooting / Troubleshooting
  • reaction on stopping and double-tapping, implementing / Implementing reaction on stopping and double-tapping
  • accelerometer, using / Using the accelerometer on an Android device
  • renaming / Renaming the project
• video synthesizer project, running on iOS device
  • about / Running the project on an iOS device
  • video synthesizer, implementing for iOS / Implementing video synthesizer for iOS
  • project, building for iPad / Building a project for iPad
  • accelerometer, using / Using accelerometer
• video synthesizer project, running on Raspberry Pi
  • about / Running the project on Raspberry Pi
  • required equipment / Required equipment
  • device, setting up / Setting up the device
  • openFrameworks, installing / Installing openFrameworks
  • first example, running / Running the first example
  • video synthesizer, implementing / Implementing a video synthesizer for Raspberry Pi
• video synthesizers, for iOS and Android
  • about / iOS and Android versions
  • openFrameworks project / The openFrameworks project and source files
  • source file / The openFrameworks project and source files
  • data files / Data files
  • GUI panel / The GUI
  • double-tap / Touches
  • accelerometer / Accelerometer
• video synthesizers, for Raspberry Pi
  • about / Raspberry Pi version
• VideoSynth project
  • OSC receiver, adding / The ofxOsc addon
• visualization / Creating an OSC sender with Python

W

• wireframe model
  • about / Drawing a wireframe sphere
• wireframe sphere
  • drawing / Drawing a wireframe sphere

Z

• Z-buffering
  • about / The things needed for shading the surface