Welcome to XLogo

29 March 08: Latest version available: 0.9.92 (final)

New Features:

• Manual updated.
  
  
• Undo and Redo Editor buttons.
  
  
• Two new test operators <= and >=
  
  
• Launch language and main command on XLogo startup.
  
  
• Two new languages: Asturian and Galician.
  
  
• Property lists containing paired key-value items.
  
  
• Turtle can now move in 3D space. A Java 3D viewer displays points, planes and text in full 3D!
  

3D Primitives added...

• perspective
  Switch to 3D mode.
  
• setxyz
  Move the turtle to point given by coordinates x y z.
  
• setz
  Move the turtle to point given by coordinate z. Similar to setx and sety.
  
• setorientation [roll pitch heading]
  Set the turtle's orientation to roll pitch and heading values.
  
• orientation
  Return the turtle's roll pitch and heading values.
  
• setroll
  Set the turtle's roll angle.
  
• roll
  Return the turtle's roll angle.
  
• setpitch
  Set the turtle's pitch angle.
  
• pitch
  Return the turtle's pitch angle.

3D Viewer Primitives added...

• polystart
  Start recording the following turtle moves as polygons.
  
• polyend
  Stop polygon recording.
  
• linestart
  Start recording the following turtle moves as lines.
  
• lineend
  Stop line recording.
  
• pointstart
  Start recording the following turtle moves as points.
  
• pointend
  Stop point recording.
  
• textstart
  Start recording the following as text.
  
• textend
  Stop text recording.
• View3D
  Launch the 3D viewer.

3D Example Images

Property List Primitives added...

• pprop putproperty
  syntax: pprop listname key value
  Add a property to the property list named listname.
  
• gprop getproperty
  syntax: gprop listname key
  Return the value associated with the key in the property list named listname.
  
• rprop removeproperty
  syntax: rprop listname key
  Remove the key-value couple from the property list named listname.
  
• plist propertylist
  syntax: plist listname
  Display all key-value couples in the property list named listname.
  
  

Change Log

• See Change-Log for earlier XLogo versions.

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