Install-Module Turtle

Install-Module Turtle -Force

Import-Module Turtle

turtle polygon 42 6

turtle SierpinskiTriangle 42 3

Turtle 0.1.9:

• Turtle Text Path Support
  • Turtle.get/set_Text controls the text (#167)
  • Turtle.get/set_TextAttribute sets text attributes (#168)
  • Turtle.get/set_TextAnimation animates text attributes (#171)
• Get-Turtle parameter improvements (#169, #170)
• Get-Turtle tracks invocation info (#157)

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Turtle 0.1.8:

• Turtle Performance
  • Improving .Steps performance (#159)
  • Reducing Turtle Verbosity (#160)
• New Moves:
  • Step (#161)
  • Forward,Teleport, and GoTo now use Step (#161)
• New Reflection Examples (#162)

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Turtle 0.1.7:

• Morphing Turtles
  • Turtle.Morph morphs shapes (#154)
  • Turtle.get/set_Duration control animation durations (#153)
  • Lots of new examples
• New Fractals:
  • LevyCurve (#155)
  • Triplexity (#156)

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Turtle 0.1.6:

• Vastly expanded Get-Turtle examples (#149)
• Check out https://psturtle.com/Commands/Get-Turtle
• New L-Systems:
  • BoardFractal (#142)
  • CrystalFractal (#143)
  • RingFractal (#144)
  • TileFractal (#145)
  • Pentaplexity (#146)
• Fixing KochCurve parameter order (#147)
• Added New-Turtle docs (#148)

Turtle 0.1.5:

• New Shapes:
  • Scissor draws a pair of lines at an angle (#128)
  • ScissorPoly draws a polygon out of scissors (#129)
• Fixes:
  • OffsetPath is now quoted (#130)
  • ArcLeft/Right distance fix (#131)

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Turtle 0.1.4

• Turtle Upgrades
  • turtle will return an empty turtle (#112)
  • turtle now splats to script methods, enabling more complex input binding (#121)
  • LSystem is faster and more flexible (#116)
• New Properties:
  • get/set_Opacity (#115)
  • get/set_PathAnimation (#117)
  • get/set_Width/Height (#125)
• New Methods:
  • HorizontalLine/VerticalLine (#126)
  • Petal (#119)
  • FlowerPetal (#124)
  • Spirolateral (#120)
  • StepSpiral (#122)
• Fixes:
  • Turtle.Towards() returns a relative angle (#123)

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Turtle 0.1.3

• Fixing Get-Turtle inline sets (#108, #107)
• Fixing .PNG/JPEG/WEBP to no longer try to use msedge (#110)
• Adding Turtle.get/set_FillRule to get or set the fill rule for the turtle. (#109)

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Turtle 0.1.2

• Get-Turtle/Turtle can now get or set properties or methods
• New Methods:
  • Turtle.Distance() determines the distance to a point
  • Turtle.Towards() determines the angle to a point
  • Turtle.Home() sends the turtle to 0,0
  • Turtle.lt/rt aliases help original Logo compatibility
  • Turtle.Save() calls Save-Turtle
• Explicitly exporting commands from module

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Turtle 0.1.1

• Updates:
  • Turtle.get/set_ID allows for turtle identifiers
  • Turtle.ToString() stringifies the SVG
• Fixes:
  • Fixing GoTo/Teleport (#90)
  • Fixing Position default (#85) (thanks @ninmonkey !)
  • Fixing Turtle Action ID (#89)
• New:
  • Turtle.Push() pushes position/heading to a stack (#91)
  • Turtle.Pop() pops position/heading from a stack (#92)
  • Turtle.get_Stack gets the position stack (#93)
• New Fractals:
  • BinaryTree() (#94)
  • FractalPlant() (#95)

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Turtle 0.1

• Initial Release
• Builds a Turtle Graphics engine in PowerShell
• Core commands
  • Get-Turtle (alias turtle) runs multiple moves
  • New-Turtle create a turtle
  • Move-Turtle performas a single move
  • Set-Turtle changes a turtle
  • Save-Turtle saves a turtle

turtle Forward 10 Rotate 120 Forward 10 Roate 120 Forward 10 Rotate 120 |
    Set-Turtle Stroke '#4488ff' |
    Save-Turtle ./Triangle.svg

• Core Object
  • .Heading controls the turtle heading
  • .Steps stores a list of moves as an SVG path
  • .IsPenDown controls the pen
  • .Forward() moves forward at heading
  • .Rotate() rotates the heading
  • .Square() draws a square
  • .Polygon() draws a polygon
  • .Circle() draws a circle (or partial circle)
• LSystems
  • Turtle can draw a L system. Several are included:
    • BoxFractal
    • GosperCurve
    • HilbertCurve
    • KochCurve
    • KochIsland
    • KochSnowflake
    • MooreCurve
    • PeanoCurve
    • SierpinskiTriangle
    • SierpinskiCurve
    • SierpinskiSquareCurve
    • SierpinskiArrowheadCurve
    • TerdragonCurve
    • TwinDragonCurve

turtle SierpinskiTriangle 10 4 |
    Set-Turtle Stroke '#4488ff' |
    Save-Turtle ./SierpinskiTriangle.svg