Add reusable action for vulkan setup in github actions

.github/actions/vulkan/action.yml

@@ -0,0 +1,39 @@
+name: Setup Vulkan SDK
+description: Downloads and installs Vulkan SDK.
+inputs:
+  vulkan-version:
+    description: 'Vulkan SDK release version (e.g. 1.2.198.1).'
+    default: '1.2.198.1'
+    required: false
+runs:
+  using: "composite"
+  steps:
+    - name: Setup Vulkan SDK
+      shell: bash
+      run: |
+        export VULKAN_SDK_VER=${{ inputs.vulkan-version }}
+        echo VULKAN_SDK_VER=$VULKAN_SDK_VER >> $GITHUB_ENV
+        echo "Downloading Vulkan SDK version $VULKAN_SDK_VER"
+        case `uname -s` in
+          Linux)
+            export VULKAN_SDK_ROOT=`pwd`/VulkanSDK
+            wget "https://sdk.lunarg.com/sdk/download/$VULKAN_SDK_VER/linux/vulkan-sdk.tar.gz" --no-verbose -O vulkan-sdk.tar.gz
+            mkdir $VULKAN_SDK_ROOT
+            tar -xf vulkan-sdk.tar.gz -C $VULKAN_SDK_ROOT
+            echo VULKAN_SDK=$VULKAN_SDK_ROOT/$VULKAN_SDK_VER/x86_64 >> $GITHUB_ENV
+            ;;
+          Darwin)
+            export VULKAN_SDK_ROOT=`pwd`/VulkanSDK
+            curl -LO "https://sdk.lunarg.com/sdk/download/$VULKAN_SDK_VER/mac/vulkan-sdk.dmg"
+            hdiutil attach vulkan-sdk.dmg -mountpoint /Volumes/vulkan-sdk
+            sudo "/Volumes/vulkan-sdk/InstallVulkan.app/Contents/MacOS/InstallVulkan" --root $VULKAN_SDK_ROOT --accept-licenses --default-answer --confirm-command install
+            echo VULKAN_SDK=$VULKAN_SDK_ROOT/macOS >> $GITHUB_ENV
+            ;;
+          *) # Windows
+            $ProgressPreference = 'SilentlyContinue'
+            Invoke-WebRequest -Uri "https://sdk.lunarg.com/sdk/download/$VULKAN_SDK_VER/windows/VulkanSDK-$VULKAN_SDK_VER-Installer.exe" -OutFile vulkan-sdk.exe
+            .\vulkan-sdk.exe --root C:\VulkanSDK  --accept-licenses --default-answer --confirm-command install
+            echo VULKAN_SDK=C:\VulkanSDK >> $GITHUB_ENV
+            ;;
+        esac
+        echo Vulkan SDK installed to ${env:VULKAN_SDK}!

.github/workflows/build_linux.yml

@@ -1,11 +1,6 @@
 name: Build Linux
 on: [push, pull_request]
 
-env:
-  VULKAN_SDK_VER: 1.2.198.1
-  VULKAN_SDK_ROOT: /home/runner/work/VulkanSDK
-  VULKAN_SDK: /home/runner/work/VulkanSDK/1.2.198.1/x86_64
-
 jobs:
 
   # Editor
@@ -22,11 +17,7 @@ jobs:
         sudo apt-get update
         sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev
     - name: Setup Vulkan
-      run: |
-        wget "https://sdk.lunarg.com/sdk/download/$VULKAN_SDK_VER/linux/vulkan-sdk.tar.gz" --no-verbose -O vulkan-sdk.tar.gz
-        mkdir $VULKAN_SDK_ROOT
-        tar -xf vulkan-sdk.tar.gz -C $VULKAN_SDK_ROOT
-        echo Vulkan SDK installed!
+      uses: ./.github/actions/vulkan
     - name: Checkout LFS
       run: |
         git lfs version
@@ -46,11 +37,7 @@ jobs:
       run: |
         sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev
     - name: Setup Vulkan
-      run: |
-        wget "https://sdk.lunarg.com/sdk/download/$VULKAN_SDK_VER/linux/vulkan-sdk.tar.gz" --no-verbose -O vulkan-sdk.tar.gz
-        mkdir $VULKAN_SDK_ROOT
-        tar -xf vulkan-sdk.tar.gz -C $VULKAN_SDK_ROOT
-        echo Vulkan SDK installed!
+      uses: ./.github/actions/vulkan
     - name: Checkout LFS
       run: |
         git lfs version

.github/workflows/build_mac.yml

@@ -1,10 +1,6 @@
 name: Build macOS
 on: [push, pull_request]
 
-env:
-  VULKAN_SDK_ROOT: /Users/runner/VulkanSDK
-  VULKAN_SDK: /Users/runner/VulkanSDK/macOS
-
 jobs:
 
   # Editor
@@ -12,14 +8,10 @@ jobs:
     name: Editor (Mac, Development x64)
     runs-on: "macos-latest"
     steps:
-    - name: Setup Vulkan
-      run: |
-        curl -LO "https://sdk.lunarg.com/sdk/download/latest/mac/vulkan-sdk.dmg"
-        hdiutil attach vulkan-sdk.dmg -mountpoint /Volumes/vulkan-sdk
-        sudo "/Volumes/vulkan-sdk/InstallVulkan.app/Contents/MacOS/InstallVulkan" --root "$VULKAN_SDK_ROOT" --accept-licenses --default-answer --confirm-command install
-        echo Vulkan SDK installed!
     - name: Checkout repo
       uses: actions/checkout@v2
+    - name: Setup Vulkan
+      uses: ./.github/actions/vulkan
     - name: Checkout LFS
       run: |
         git lfs version
@@ -33,14 +25,10 @@ jobs:
     name: Game (Mac, Release x64)
     runs-on: "macos-latest"
     steps:
-    - name: Setup Vulkan
-      run: |
-        curl -LO "https://sdk.lunarg.com/sdk/download/latest/mac/vulkan-sdk.dmg"
-        hdiutil attach vulkan-sdk.dmg -mountpoint /Volumes/vulkan-sdk
-        sudo "/Volumes/vulkan-sdk/InstallVulkan.app/Contents/MacOS/InstallVulkan" --root "$VULKAN_SDK_ROOT" --accept-licenses --default-answer --confirm-command install
-        echo Vulkan SDK installed!
     - name: Checkout repo
       uses: actions/checkout@v2
+    - name: Setup Vulkan
+      uses: ./.github/actions/vulkan
     - name: Checkout LFS
       run: |
         git lfs version

.github/workflows/build_windows.yml

@@ -1,9 +1,6 @@
 name: Build Windows
 on: [push, pull_request]
 
-env:
-  VULKAN_SDK: C:\VulkanSDK\
-
 jobs:
 
   # Editor
@@ -11,17 +8,10 @@ jobs:
     name: Editor (Windows, Development x64)
     runs-on: "windows-latest"
     steps:
-    - name: Setup Vulkan
-      run: |
-        $ver = (Invoke-WebRequest -Uri "https://vulkan.lunarg.com/sdk/latest.json" | ConvertFrom-Json).windows
-        echo "Vulkan SDK version $ver"
-        $ProgressPreference = 'SilentlyContinue'
-        Invoke-WebRequest -Uri "https://sdk.lunarg.com/sdk/download/$ver/windows/VulkanSDK-$ver-Installer.exe" -OutFile VulkanSDK.exe
-        echo "Vulkan SDK downloaded"
-        .\VulkanSDK.exe --root C:\VulkanSDK  --accept-licenses --default-answer --confirm-command install
-        echo "Vulkan SDK installed!"
     - name: Checkout repo
       uses: actions/checkout@v2
+    - name: Setup Vulkan
+      uses: ./.github/actions/vulkan
     - name: Checkout LFS
       run: |
         git lfs version
@@ -35,17 +25,10 @@ jobs:
     name: Game (Windows, Release x64)
     runs-on: "windows-latest"
     steps:
-    - name: Setup Vulkan
-      run: |
-        $ver = (Invoke-WebRequest -Uri "https://vulkan.lunarg.com/sdk/latest.json" | ConvertFrom-Json).windows
-        echo "Vulkan SDK version $ver"
-        $ProgressPreference = 'SilentlyContinue'
-        Invoke-WebRequest -Uri "https://sdk.lunarg.com/sdk/download/$ver/windows/VulkanSDK-$ver-Installer.exe" -OutFile VulkanSDK.exe
-        echo "Vulkan SDK downloaded"
-        .\VulkanSDK.exe --root C:\VulkanSDK  --accept-licenses --default-answer --confirm-command install
-        echo "Vulkan SDK installed!"
     - name: Checkout repo
       uses: actions/checkout@v2
+    - name: Setup Vulkan
+      uses: ./.github/actions/vulkan
     - name: Checkout LFS
       run: |
         git lfs version