Experimental support for SDL_mixer

Now working. We need support for SDL 3.4.0 but current wayland dependency is not fulfilled.
2026-04-03 19:23:53 +02:00
parent 3a281cb676
commit ac9d2f8648
7 changed files with 194 additions and 7 deletions
--- a/scripts/bootstrap_sdl_mixer_windows.ps1
+++ b/scripts/bootstrap_sdl_mixer_windows.ps1
@@ -0,0 +1,66 @@
+# One-time bootstrap: builds SDL2_mixer from source and installs it into prebuilt/windows/.
+# SDL3 must already be bootstrapped via bootstrap_sdl_windows.ps1 before running this.
+# Run this once after cloning. Re-run only when upgrading SDL2_mixer.
+param(
+    [string]$SdlMixerVersion = "2.8.1",
+    [string]$BuildType       = "Release"
+)
+
+$ProjectRoot     = Resolve-Path "$PSScriptRoot\.."
+$BuildDir        = "$ProjectRoot\out\build\_sdl_mixer_bootstrap\windows"
+$PrebuiltDir     = "$ProjectRoot\prebuilt\windows"
+$SdlMixerSource  = "$BuildDir\SDL2_mixer-src"
+
+# Download SDL2_mixer source if not already present
+if (-not (Test-Path $SdlMixerSource)) {
+    Write-Host "`n=== Downloading SDL2_mixer $SdlMixerVersion ===" -ForegroundColor Cyan
+    New-Item -ItemType Directory -Force -Path $BuildDir | Out-Null
+    $Archive = "$BuildDir\SDL2_mixer-$SdlMixerVersion.tar.gz"
+    Invoke-WebRequest -Uri "https://github.com/libsdl-org/SDL_mixer/releases/download/release-$SdlMixerVersion/SDL2_mixer-$SdlMixerVersion.tar.gz" `
+        -OutFile $Archive
+    tar -xf $Archive -C $BuildDir
+    Rename-Item "$BuildDir\SDL2_mixer-$SdlMixerVersion" "SDL2_mixer-src"
+    Remove-Item $Archive
+}
+
+function Build-SDLMixer {
+    param([string]$LinkType)
+
+    $Shared   = if ($LinkType -eq "dynamic") { "ON" } else { "OFF" }
+    $Static   = if ($LinkType -eq "static")  { "ON" } else { "OFF" }
+    $OutDir   = "$PrebuiltDir\SDL2_mixer-$LinkType"
+    $BuildOut = "$BuildDir\$LinkType"
+    $Sdl3Dir  = "$PrebuiltDir\SDL3-$LinkType\cmake"
+
+    Write-Host "`n=== Building SDL2_mixer ($LinkType) for Windows ===" -ForegroundColor Cyan
+
+    if (Test-Path $BuildOut) {
+        Write-Host "Removing stale build directory: $BuildOut" -ForegroundColor Yellow
+        Remove-Item -Recurse -Force $BuildOut
+    }
+
+    cmake -S "$SdlMixerSource" -B "$BuildOut" `
+        -G "Visual Studio 17 2022" `
+        -A x64 `
+        -DCMAKE_INSTALL_PREFIX="$OutDir" `
+        -DSDL2MIXER_SHARED="$Shared" `
+        -DSDL2MIXER_STATIC="$Static" `
+        -DSDL2MIXER_INSTALL=ON `
+        -DSDL2MIXER_SAMPLES=OFF `
+        -DSDL2MIXER_MIDI_FLUIDSYNTH=OFF `
+        -DSDL2MIXER_WAVPACK=OFF `
+        -DSDL3_DIR="$Sdl3Dir"
+
+    if ($LASTEXITCODE -ne 0) { Write-Error "CMake configure failed"; exit 1 }
+
+    cmake --build "$BuildOut" --config "$BuildType"
+    if ($LASTEXITCODE -ne 0) { Write-Error "CMake build failed"; exit 1 }
+
+    cmake --install "$BuildOut" --config "$BuildType"
+    if ($LASTEXITCODE -ne 0) { Write-Error "CMake install failed"; exit 1 }
+
+    Write-Host "=== Done: $OutDir ===" -ForegroundColor Green
+}
+
+Build-SDLMixer -LinkType "dynamic"
+Build-SDLMixer -LinkType "static"