Public/Variables.ps1
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using namespace System Set-StrictMode -Version Latest [Int] $Script:GRAVITY = 1 [Int] $Script:JUMP_STRENGTH = -4 [Int] $Script:MAX_FALL_SPEED = 1 [Int] $Script:GAME_SPEED = 30 [Int] $Script:CurrentLevel = -1 [Int] $Script:MapHeight = 0 [Int] $Script:MapWidth = 0 [Boolean]$Script:Running = $true [Boolean]$Script:JumpSfxPlaying = $false [Boolean]$Script:DamageSfxPlaying = $false [Boolean]$Script:GoalSfxPlaying = $false [GameState]$Script:GlobalState = [GameState]::Init [GameState]$Script:PreviousGlobalState = $Script:GlobalState [Object]$Script:SfxPlayer = $null [String]$Script:PwshEdition = $PSVersionTable.PSEdition [Hashtable]$Script:TheGameStateTable = @{} . "$($PSScriptRoot)\LevelData.ps1" [ScriptBlock]$Script:GameStateInitAction = { # SETUP THE GAME HERE Switch($PwshEdition) { 'Desktop' { # THIS VERSION ONLY RUNS ON WINDOWS, SO WE DON'T NEED TO CHECK FOR OS SHIT HERE Add-Type -AssemblyName PresentationCore $Script:SfxPlayer = [System.Media.SoundPlayer]::new() Break } 'Core' { # THIS VERSION CAN RUN ANYWHERE, SO WE NEED TO CHECK THE OS If($IsWindows -EQ $true) { Add-Type -AssemblyName PresentationCore $Script:SfxPlayer = [System.Media.SoundPlayer]::new() } # PRESENTATIONCORE WON'T WORK ON ANYTHING OTHER THAN WINDOWS, SO WE NEED DIFFERENT AUDIO # PLAYBACK MECHANISMS HERE. Break } Default { # DO NOTHING HERE Break } } # NON-OS SPECIFIC INIT CODE HERE Set-NextGameState SetupMap } [ScriptBlock]$Script:GameStateSetupMapAction = { # INCREMENT THE LEVEL COUNTER $Script:CurrentLevel += 1 # GENERATE THE DIMENSIONS DATA $Script:MapHeight = $Script:LevelData[$Script:CurrentLevel].Count $Script:MapWidth = $Script:LevelData[$Script:CurrentLevel][0].Length # RUN THE LOGIC THAT CONFIGURES THE (CURRENT) MAP # REALLY, ALL WE'RE DOING HERE IS ENSURING THAT THE START POSITION # CHARACTER IN THE MAP IS REMOVED SO THAT WE DON'T CAUSE A PROBLEM # WHEN STARTING THE (CURRENT) MAP. For([Int]$R = 0; $R -LT $Script:MapHeight; $R++) { If($Script:LevelData[$Script:CurrentLevel][$R].Contains('!')) { $Script:ThePlayer.Y = $R $Script:ThePlayer.X = $Script:LevelData[$Script:CurrentLevel][$R].IndexOf('!') # REMOVE @ FROM MAP DATA SO WE DON'T COLLIDE WITH OUR SPAWN POINT $Script:LevelData[$Script:CurrentLevel][$R] = $Script:LevelData[$Script:CurrentLevel][$R].Replace('!', ' ') } } # TRANSITION TO THE NEXT STATE Set-NextGameState GameLoop } [ScriptBlock]$Script:GameStateGameLoopAction = { $Key = $null If([Console]::KeyAvailable -EQ $true) { $Key = [Console]::ReadKey($true).Key While([Console]::KeyAvailable -EQ $true) { $Dummy = [Console]::ReadKey($true) } } If($Key -EQ "Q") { # CHANGE THE GAME STATE TO GAMELOSE # I KNOW, THE PLAYER DIDN'T ACTUALLY LOSE, # BUT THEY NEED TO FEEL BAD FOR QUITTING. # WE AVOID TERMINATING THE GAME LOOP HERE # BECAUSE THAT'S NOT WHAT THIS STATE SHOULD # BE DOING. Set-NextGameState GameLose } # HORIZONTAL MOVEMENT If($Key -EQ "LeftArrow") { $Script:ThePlayer.VX = -1 } ElseIf($Key -EQ "RightArrow") { $Script:ThePlayer.VX = 1 } Else { $Script:ThePlayer.VX = 0 } # APPLY HORIZONTAL VELOCITY [Int]$NextX = $Script:ThePlayer.X + $Script:ThePlayer.VX If(-NOT (Test-Collision $NextX $Script:ThePlayer.Y)) { $Script:ThePlayer.X = $NextX } # VERTICAL MOVEMENT (GRAVITY) $Script:ThePlayer.VY += $Script:GRAVITY # CAP FALLING SPEED If($Script:ThePlayer.VY -GT $Script:MAX_FALL_SPEED) { $Script:ThePlayer.VY = $Script:MAX_FALL_SPEED } # JUMP HANDLER If($Key -EQ "Spacebar" -AND $Script:ThePlayer.IsGrounded) { # CHECK FOR A FLOOR DIRECTLY ABOVE THE PLAYER # THIS IS PROBABLY A REALLY BAD WAY TO CHECK FOR THIS STATE, # BUT IDGAF # BIIIIIG NOPE HERE! LOOK DOWN! # STILL HAVE THE N + 2 BUG WITH THE JUMPING. I DIDN'T WANT TO DO THIS, # BUT I THINK I'LL HAVE TO CHECK THE ENTIRE PROJECTED SEGMENT FOR COLLISIONS If((Test-Collision $Script:ThePlayer.X ($Script:ThePlayer.Y - 1)) -EQ $false) { Start-SfxPlayback "$($PSScriptRoot)\..\Resources\SFX\Jump\Jump0001.wav" $Script:JumpSfxPlaying $Script:ThePlayer.VY = $Script:JUMP_STRENGTH $Script:ThePlayer.IsGrounded = $false } } # APPLY VERTICAL VELOCITY # COMMENTED OUT. WE'RE STEPPING INDIVIDUAL CELLS TO ENSURE # MID JUMPS ARE SUPPORTED. # [Int]$NextY = $Script:ThePlayer.Y + $Script:ThePlayer.VY [Int]$NextY = $Script:ThePlayer.Y + [Math]::Sign($Script:ThePlayer.VY) # VERTICAL COLLISION DETECTION ATTEMPT... If(Test-Collision $Script:ThePlayer.X $NextY) { # MOVING DOWN... If($Script:ThePlayer.VY -GT 0) { $Script:ThePlayer.IsGrounded = $true Stop-SfxPlayback $Script:JumpSfxPlaying } # MOVING UP... $Script:ThePlayer.VY = 0 } Else { $Script:ThePlayer.Y = $NextY $Script:ThePlayer.IsGrounded = $false } } [ScriptBlock]$Script:GameStateGameWinAction = { Stop-SfxPlayback $Script:GoalSfxPlaying [Console]::SetCursorPosition(0, $Script:MapHeight + 2) Write-Host 'GOT ''EM!' -ForegroundColor Green If($Script:CurrentLevel -LT $Script:LevelData.Length - 1) { Start-Sleep -Seconds 1.0 Set-NextGameState SetupMap } Else { Set-NextGameState Deinit } } [ScriptBlock]$Script:GameStateGameLoseAction = { Stop-SfxPlayback $Script:DamageSfxPlaying [Console]::SetCursorPosition(0, $Script:MapHeight + 2) Write-Host 'YOU SUCK!' -ForegroundColor Red Start-Sleep -Seconds 1.0 Clear-HostFancily -Mode Flipping Set-NextGameState Deinit } [ScriptBlock]$Script:GameStateDeinitAction = { Write-Host "`e[?25l" $Script:Running = $false } # MAP STATE FUNCTIONS WITH STATE $Script:TheGameStateTable = @{ [GameState]::Init = $Script:GameStateInitAction [GameState]::SetupMap = $Script:GameStateSetupMapAction [GameState]::GameLoop = $Script:GameStateGameLoopAction [GameState]::GameWin = $Script:GameStateGameWinAction [GameState]::GameLose = $Script:GameStateGameLoseAction [GameState]::Deinit = $Script:GameStateDeinitAction } |