Index

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Alignment

• Text alignment

Animation

• Animation with succession of scenes
  

Assets (and Asset bundles)

• Assets : common terminology in video games
  

Azimuth

• Azimuth and Elevation coordinates
  

Center (of objects)

• Center of symmetrical object
  
• Center of asymmetrical object
  
• Placing objects on 2D screens

Coordinate System

• Rigid Coordinate Transformations
  
• Global and local CS
  

Cone (for pointing at an object)

• Cursor cone
  
• Activation cone

Contingent

• reticles, scotomas, contingent flat cursors
  

Contingent Flat Cursors

• reticles, scotomas, etc.
  

Current

• Current Coordinate System
  

Crosshair

• see Cursor

CS (Coordinate System)

• A good start is here
  

Cursor (flat) - for pointing

• reticles, scotomas, contingent flat cursors

Cyclic

• Cyclic presentation of scenes

Elevation

• Azimuth and Elevation coordinates

Errors

• ModuleNotFoundError : No Module named 'PTVR'
  
• Error messages and codes for the VR device

Euclidean Distance

• Visual Angles
  

Experiment

• An experiment from start to finish
  

Eyetracking

• eyetracking in VR device setup
  

Files

• basic experiment's output file

Frame of Reference

• ... is Synonymous with Coordinate System

Global vs. Local coordinate systems

• In 'Essentials of Vision Science'
  
• In 'User Manual'
  

Global Variable

• In 'User Manual'
  

Hand controller (handcontroller)

• Event Object: Hand Controller
  
• Recording Hand Controller data
  

Harms

• Harms coordinate systems
  

Image

• Sprites or Flat 2D objects
• reticles, scotomas, contingent flat cursors
  

Laser pointing

• Pointing at an object
  

Left-handed coordinate system

• 3D Cartesian Coordinate System

Local coordinate system

• Global and local coordinate systems
  

Main coordinate system

• Main Coordinate System

Origin

• Visual Angles
  

Perimetric

• Perimetric coordinate systems
  

Pivot (of objects)

• 3D orientation of objects
  
• see Center (of objects)

Point Of Fixation (POF)

• viewpoints in Ophthalmology
  

Pointer

• reticles, scotomas, contingent flat cursors
  

Random values at runtime

• In 'User Manual'
  

Reaction Time (RT)

• The results file
  

Recording (head, hand, or gaze data)

• Recording headset, handcontroller, etc...
  

Reticle

• reticles, scotomas, contingent flat cursors
  

Retinal

• Retinal Image
  

RUF ("Rightward - Upward - Forward" Coordinate System)

• 3D Cartesian Coordinate System

Scene

• Scene definition
• Control of scene duration

Scotoma

• reticles, scotomas, contingent flat cursors
  

Spherical

• Class of Spherical coordinate systems

SO (Screen Origin)

• 2D Cartesian Coordinate System
  
• 2D perimetric Coordinate System

Sprites (2D bitmaps)

• Sprites or flat 2D objects

Tangent Screens (In Vision Science section)

• Definition of a Tangent Screen
  
• Tangent screen with 2D Cartesian coordinates
  
• Tangent Screen with 2D Perimetric coordinates

Tangent Screens (In User Manual)

• Tangent Screens: key points
  
• Placing objects with 2 coordinates on Screens

Text

• Key points about text and typography
  
• Text in User Manual
  
• Visual angle of Text

Textbox

• Textbox

Tracking (head, hand, or gaze data)

• Recording - or tracking - headset, handcontroller, etc...
  

Viewing Distance

• 2D Cartesian Coordinate System
  
• Visual Angle with monocular viewing
  
• Visual Angles with binocular viewing

Viewpoint (static)

• in section Vision Science
  
• in section User Manual
  

Viewpoint (mobile)

• Mobile Viewpoint

Visual Angle

• Visual Angle definition
  
• Retinal Image
  
• Visual angle of Text
  

World Space

• World Space Coordinate System