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Update write-matrix.ps1

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Markus Fleschutz 2023-08-14 20:55:52 +02:00
parent 41be046841
commit 9e52bbe4a8
1 changed files with 17 additions and 16 deletions
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33
Scripts/write-matrix.ps1
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@ -4,27 +4,27 @@
.DESCRIPTION .DESCRIPTION
This PowerShell script writes the animated Matrix. This PowerShell script writes the animated Matrix.
.EXAMPLE .EXAMPLE
PS> ./write-fractal PS> ./write-matrix.ps1
.LINK .LINK
https://github.com/fleschutz/PowerShell https://github.com/fleschutz/PowerShell
.NOTES .NOTES
Author: Markus Fleschutz | License: CC0 Author: Markus Fleschutz | License: CC0
#> #>
function CalculateMatrix { param([int]$Pos, [char]$Letter) function CalculateMatrix { param([int]$pos, [char]$letter)
[int]$maxx = $rui.MaxWindowSize.Width [int]$width = $rui.MaxWindowSize.Width
[int]$maxy = $rui.MaxWindowSize.Height [int]$height = $rui.MaxWindowSize.Height
[int]$y = 0 [int]$y = 0
for ([int]$x = 0; $x -lt $maxx; $x++) { for ([int]$x = 0; $x -lt $width; $x++) {
if ($x -eq $Pos) { if ($x -eq $pos) {
$global:buf[$y * $maxx + $x] = $Letter $global:buf[$y * $width + $x] = $letter
} else { } else {
$global:buf[$y * $maxx + $x] = [char]32 $global:buf[$y * $width + $x] = [char]32
} }
} }
for ([int]$y = ($maxy - 1); $y -gt 0; $y--) { for ([int]$y = ($height - 1); $y -gt 0; $y--) {
for ([int]$x = 0; $x -lt $maxx; $x++) { for ([int]$x = 0; $x -lt $width; $x++) {
$global:buf[$y * $maxx + $x] = $global:buf[($y - 1) * $maxx + $x] $global:buf[$y * $width + $x] = $global:buf[($y - 1) * $width + $x]
} }
} }
} }
@ -44,17 +44,18 @@ function NextLetter {
$ui = (Get-Host).ui $ui = (Get-Host).ui
$rui = $ui.rawui $rui = $ui.rawui
$buffer0 = "" $buffer0 = ""
1..($rui.MaxWindowSize.Width * $rui.MaxWindowSize.Height) | ForEach-Object { $buffer0 += " " } 1..($rui.MaxWindowSize.Width * $rui.MaxWindowSize.Height) | foreach { $buffer0 += " " }
$global:buf = $buffer0.ToCharArray() $global:buf = $buffer0.ToCharArray()
$global:generator = New-Object System.Random $global:generator = New-Object System.Random
$global:pos = [int]$global:generator.next(0, $rui.MaxWindowSize.Width) $global:pos = [int]$global:generator.next(0, $rui.MaxWindowSize.Width)
$global:index = 0 $global:index = 0
while ($true) { while ($true) {
$Letter = NextLetter $letter = NextLetter
CalculateMatrix $global:pos $Letter CalculateMatrix $global:pos $letter
[console]::SetCursorPosition(0,0) [console]::SetCursorPosition(0,0)
[string]$Screen = New-Object system.string($global:buf, 0, $global:buf.Length) [string]$screen = New-Object system.string($global:buf, 0, $global:buf.Length)
Write-Host -foreground green $Screen -noNewline Write-Host -foreground green $screen -noNewline
Start-Sleep -milliseconds 30
} }
exit 0 # success exit 0 # success