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Activities/Turtle Art (view source)
Revision as of 17:25, 24 February 2011
, 17:25, 24 February 2011→Palettes Toolbar
* store in: store a number, string, or media object in a named box
* store in: store a number, string, or media object in a named box
* start: connects action to toolbar 'Run' button
* start: connects action to toolbar 'Run' button
====Media Palette====
[[Image:TAmedia.png]]
These are a collection of blocks used for displaying media objects, such as images from the Journal.
====Sensors Palette====
[[Image:TAsensors.png]]
* query keyboard: check for keyboard input (results are stored in the keyboard block)
* keyboard: current value of keyboard input (can be used in place of a number block)
* read pixel: push the RGB value of the pixel under the turtle onto the FILO (blue is first, red is last)
* turtle sees: the "palette color" of the pixel under the turtle
* sound: raw data from microphone ranging -32000 to 32000
* volume: ranging 0 to 32000
* pitch: the resolution is +-8Hz
The OLPC XO can measure external inputs with its microphone jack:
* resistance: measurement range is 750 to 14k ohms, (OLPC XO1) and 2k ohms to open circuit (OLPC XO1.5)
* voltage: measurement range is DC 0.4V to 1.85V. (OLPC XO1) and 0.17V to 3.0V (OLPC XO1.5)
See [[Activities/TurtleArt/Using Turtle Art Sensors]] for more details about the sensor blocks.
([[Activities/TurtleArt/Uso_de_TortugaArte_Sensores]] español)
====Extras Palette====
====Extras Palette====
* bottom of stack: block to denote the bottom of a collapsible stack
* bottom of stack: block to denote the bottom of a collapsible stack
:: To use the collapsible-stack blocks, place them around the blocks you want to hide
:: To use the collapsible-stack blocks, place them around the blocks you want to hide
====Portfolio Palette====
====Portfolio Palette====