Turtle Graphics

So far, we have used Dogelog players output call back to display text. In this tutorial we use it to display line graphics via turtle graphics. We recently added trigonometric functions and can demonstrate Turtle graphics. The precision of 64-bit floating point numbers should be enough for small examples.

Turtle Commands: The turtle commands are found in the Prolog text "turtle.p". This Prolog text is loaded by the main HTML page. More..

SVG Port: The SVG port is a deviation of the text port that we normally use to show Dogelog player substitution answers. More..

Example Uses: As an example, we were drawing the Sierpinski triangle. Since the Dogelog player is automatically yielding, we get a little animation. More..

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