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Turtle Metamorphoses. From “FD 1” To 3D Animated Characters. Pavel Boytchev www.elica.net. Eurologo 2003, Porto, Portugal. Turtle Metamorphoses. Logo and Turtle graphics Elica as a tool for evolutional experiments Examples. Logo and Turtle graphics. Almost 130 Logo implementations

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Turtle metamorphoses l.jpg

TurtleMetamorphoses

From “FD 1” To 3D Animated Characters

Pavel Boytchev

www.elica.net

Eurologo 2003, Porto, Portugal


Turtle metamorphoses2 l.jpg
Turtle Metamorphoses

  • Logo and Turtle graphics

  • Elica as a tool for evolutional experiments

  • Examples


Logo and turtle graphics l.jpg
Logo and Turtle graphics

  • Almost 130 Logo implementations

  • Does the evolution hit a dead end?

  • The thing that holds up turtle evolution is...


Logo and turtle graphics4 l.jpg
Logo and Turtle graphics

The thing that holds up

Turtle evolution is…

...its integration

with the Logo language


Elica as a tool for experiments l.jpg

Elica features:

10 built-in commands

No turtle support

Total user control

Elica as a Tool for Experiments

Elica goals:

  • To build Logo itself as a microworld

  • To bring into being Turtle graphics

  • To conduct Turtle evolution


Turtle species l.jpg
Turtle Species

General turtle

habitat:3D

shape: no

traces: no


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Turtle Species

Traditional turtle

habitat:2D

shape: triangle

traces: lines


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Turtle Species

3D-shaped turtle

habitat:2D

shape: any

traces: lines


Turtle species9 l.jpg
Turtle Species

Space turtle

habitat:3D

shape: any

traces: lines


Turtle species10 l.jpg
Turtle Species

Spherical turtle

habitat:sphere

shape: any

traces: lines


Turtle species11 l.jpg
Turtle Species

File turtle

habitat:1D

shape: no

traces: bytes


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Turtle Species

Multimedia turtle

habitat:1D

shape: no

traces: frames


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Turtle Species

Camera turtle

habitat:3D

shape: no

traces: POV


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Turtle Species

Android turtle

habitat:3D

shape: no

traces: transfor-

mation matrices


Turtle species15 l.jpg
Turtle Species

Spider turtle

habitat:3D

shape: no

traces: skeleton


Turtle species16 l.jpg
Turtle Species

Human turtle

habitat:3D

shape: no

traces: skeleton


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Turtle Species

Mutant turtle

habitat:3D

shape: no

traces: skeleton



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Examples

Examples from Elica Samples:

  • Pithagoras Tree

  • Urbanizing Turtleland

    Examples from Android microworld:

  • No Gravity Man

  • Edit Body

    Examples from Chess Games:

  • Chess Game


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Fresh Examples

st

Sofia(2 hours before 1 flight):

Edwin Pilobello wrote:

Would the same kids find it more fun if the turtle were a Porshe? What if an FD had sound effects like engine roars? Maybe an RT can be accompanied by squealing tires? Instead of a single track, how about double tire marks?

Rashmikant Makwana wrote:

Sounds interesting - can it be done?

Paris(2 hours before 2 flight):

Porto(2 hours before Eurologo):

nd