diff --git a/.github/workflows/android.yml b/.github/workflows/android.yml
index b5e5340..221fd2a 100644
--- a/.github/workflows/android.yml
+++ b/.github/workflows/android.yml
@@ -19,7 +19,7 @@ jobs:
         ARCH: [armeabi-v7a, arm64-v8a, x86_64]
         BuildType: [Debug, Release]
 
-    runs-on: 'ubuntu-18.04'
+    runs-on: 'ubuntu-20.04'
 
     steps:
     - name: 'Checkout Code'
@@ -73,6 +73,7 @@ jobs:
 
     - name: 'Gradle Assemble'
       run: |
+        export JAVA_HOME=$JAVA_HOME_11_X64
         export PROJECT_NAME=${GITHUB_REPOSITORY##*/}
         cd ../$PROJECT_NAME-build-${{ matrix.BuildType }}/android
         gradle assemble${{ matrix.BuildType }}
@@ -98,7 +99,7 @@ jobs:
         git reset
         git clean -f
         git rm * || true
-        mv -f ../$PROJECT_NAME-build-${{ matrix.BuildType }}/android/build/outputs/apk/*/*.apk .
+        mv -f ../$PROJECT_NAME-build-${{ matrix.BuildType }}/android/app/build/outputs/apk/*/*.apk .
         git add *.apk
         git commit --amend -m "$DEPLOY_MESSAGE" || git commit -m "$DEPLOY_MESSAGE"
         git push --force || git push --set-upstream origin $DEPLOY_BRANCH
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index dfe07e9..1f78717 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -9,8 +9,8 @@ on: [push, workflow_dispatch]
 
 jobs:
   analyze:
-    name: Analyze
-    runs-on: ubuntu-18.04
+    name: 'Analyze'
+    runs-on: 'ubuntu-20.04'
 
     strategy:
       fail-fast: false
@@ -18,10 +18,10 @@ jobs:
         language: [ 'cpp' ]
 
     steps:
-    - name: Checkout Repository
+    - name: 'Checkout Repository'
       uses: actions/checkout@v2
 
-    - name: Initialize CodeQL
+    - name: 'Initialize CodeQL'
       uses: github/codeql-action/init@v1
       with:
         languages: ${{ matrix.language }}
@@ -75,5 +75,5 @@ jobs:
         export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$(pwd)/../nCine-external/lib
         make -j2 -C ../$PROJECT_NAME-build-$BuildType
 
-    - name: Perform CodeQL Analysis
+    - name: 'Perform CodeQL Analysis'
       uses: github/codeql-action/analyze@v1
diff --git a/.github/workflows/emscripten.yml b/.github/workflows/emscripten.yml
index ea66136..ca46ffc 100644
--- a/.github/workflows/emscripten.yml
+++ b/.github/workflows/emscripten.yml
@@ -19,7 +19,7 @@ jobs:
       matrix:
         BuildType: [Debug, Release, BinDist]
 
-    runs-on: 'ubuntu-18.04'
+    runs-on: 'ubuntu-20.04'
 
     steps:
     - name: 'Checkout Code'
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index 2e176ec..9d1b248 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -42,7 +42,7 @@ jobs:
           CC: clang
           CXX: clang++
 
-    runs-on: 'ubuntu-18.04'
+    runs-on: 'ubuntu-20.04'
 
     steps:
     - name: 'Checkout Code'
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 10dfa92..70e8348 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -19,7 +19,7 @@ jobs:
       matrix:
         BuildType: [Debug, Release, BinDist]
 
-    runs-on: 'macOS-10.15'
+    runs-on: 'macOS-11'
 
     steps:
     - name: 'Checkout Code'
diff --git a/.github/workflows/mingw.yml b/.github/workflows/mingw.yml
index d14b88d..9c62b21 100644
--- a/.github/workflows/mingw.yml
+++ b/.github/workflows/mingw.yml
@@ -48,19 +48,23 @@ jobs:
     - name: 'Checkout Code'
       uses: actions/checkout@v2
 
-    - name: 'Install and Update MSYS2'
+    - name: 'Update MSYS2'
       run: |
-        choco install --no-progress msys2 --params="/InstallDir:C:\msys64 /NoUpdate /NoPath"
-        C:\msys64\usr\bin\pacman --noconfirm -Syy
+        $env:MSYSTEM = "MINGW64"
+
+        C:\msys64\usr\bin\bash -lc 'pacman --noconfirm -Syyuu'
+        C:\msys64\usr\bin\bash -lc 'pacman --noconfirm -Syyuu'
 
     - name: 'Install Build Dependencies'
       run: |
-        C:\msys64\usr\bin\pacman --noconfirm -S mingw-w64-x86_64-glew mingw-w64-x86_64-glfw mingw-w64-x86_64-SDL2 mingw-w64-x86_64-openal mingw-w64-x86_64-libvorbis mingw-w64-x86_64-libwebp mingw-w64-x86_64-lua cmake
+        $env:MSYSTEM = "MINGW64"
+
+        C:\msys64\usr\bin\bash -lc 'pacman --needed --noconfirm -S mingw-w64-x86_64-glew mingw-w64-x86_64-glfw mingw-w64-x86_64-SDL2 mingw-w64-x86_64-openal mingw-w64-x86_64-libvorbis mingw-w64-x86_64-libwebp mingw-w64-x86_64-lua cmake'
 
-        if ("${{ matrix.CC }}" -eq "gcc") { C:\msys64\usr\bin\pacman --noconfirm -S mingw-w64-x86_64-gcc }
-        else { C:\msys64\usr\bin\pacman --noconfirm -S mingw-w64-x86_64-clang }
+        if ("${{ matrix.CC }}" -eq "gcc") { C:\msys64\usr\bin\bash -lc 'pacman --needed --noconfirm -S mingw-w64-x86_64-gcc' }
+        else { C:\msys64\usr\bin\bash -lc 'pacman --needed --noconfirm -S mingw-w64-x86_64-clang' }
 
-        C:\msys64\usr\bin\pacman --noconfirm -Scc
+        C:\msys64\usr\bin\bash -lc 'pacman --noconfirm -Scc'
 
     - name: 'Unshallow Git Repository for Versioning'
       if: matrix.BuildType == 'BinDist'
@@ -108,7 +112,6 @@ jobs:
         $env:CXX = "${{ matrix.CXX }}"
 
         $env:PROJECT_NAME = Split-Path -Path "$env:GITHUB_REPOSITORY" -leaf
-        $env:PATH = "C:\msys64\usr\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem"
         $env:MSYSTEM = "MINGW64"
 
         if ("${{ matrix.BuildType }}" -eq "BinDist")
@@ -121,7 +124,6 @@ jobs:
         CHERE_INVOKING: on
       run: |
         $env:PROJECT_NAME = Split-Path -Path "$env:GITHUB_REPOSITORY" -leaf
-        $env:PATH = "C:\msys64\x86_64\bin;C:\msys64\usr\bin;$env:PATH"
         $env:MSYSTEM = "MINGW64"
 
         C:\msys64\usr\bin\bash.exe -lc 'make -j2 -C ../$PROJECT_NAME-build-${{ matrix.BuildType }}'
@@ -132,7 +134,6 @@ jobs:
         CHERE_INVOKING: on
       run: |
         $env:PROJECT_NAME = Split-Path -Path "$env:GITHUB_REPOSITORY" -leaf
-        $env:PATH = "C:\msys64\usr\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem"
         $env:MSYSTEM = "MINGW64"
 
         C:\msys64\usr\bin\bash.exe -lc 'make package -C ../$PROJECT_NAME-build-${{ matrix.BuildType }}'
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 8c5b6b9..9ae7767 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -33,7 +33,8 @@ jobs:
         git fetch --unshallow; if (-not $?) { return }
 
     - name: 'Download and Build CrashRpt'
-      if: matrix.BuildType == 'Debug'
+      #if: matrix.BuildType == 'Debug'
+      if: false
       run: |
         cd ..
         curl -fsSL https://sourceforge.net/projects/crashrpt/files/CrashRpt_v.1.4.3_r1645.7z/download -o CrashRpt.7z
@@ -150,8 +151,8 @@ jobs:
         $env:DEPLOY_BRANCH = $env:DEPLOY_BRANCH -creplace "BRANCH_NAME",$env:branch_name
         $env:DEPLOY_BRANCH = $env:DEPLOY_BRANCH -creplace "OS","windows" -creplace "COMPILER",$env:vsversion
 
-        if ("${{ matrix.BuildType }}" -ne "BinDist")
-          { $env:DEPLOY_BRANCH = -join($env:DEPLOY_BRANCH, "-", "${{ matrix.BuildType }}", "-CrashRpt") }
+        #if ("${{ matrix.BuildType }}" -ne "BinDist")
+        #  { $env:DEPLOY_BRANCH = -join($env:DEPLOY_BRANCH, "-", "${{ matrix.BuildType }}", "-CrashRpt") }
 
         cd ..
         git clone https://$env:PUBLIC_REPO_TOKEN@github.com/$env:GITHUB_REPOSITORY-artifacts.git 2>&1>$null
diff --git a/src/particle_editor.cpp b/src/particle_editor.cpp
index 6cb3a06..c884f36 100644
--- a/src/particle_editor.cpp
+++ b/src/particle_editor.cpp
@@ -257,7 +257,7 @@ bool MyEventHandler::load(const char *filename, const nc::EmscriptenLocalFile *l
 		clearData();
 
 	background_ = loaderState.background.color;
-	nc::theApplication().rootViewport().setClearColor(background_);
+	nc::theApplication().screenViewport().setClearColor(background_);
 
 	backgroundImageName_ = loaderState.background.imageName;
 	backgroundImagePosition_ = loaderState.background.imageNormalizedPosition * nc::Vector2f(nc::theApplication().width(), nc::theApplication().height());
diff --git a/src/particle_editor_gui.cpp b/src/particle_editor_gui.cpp
index 426bf4b..2150ab6 100644
--- a/src/particle_editor_gui.cpp
+++ b/src/particle_editor_gui.cpp
@@ -376,7 +376,7 @@ void MyEventHandler::createGuiBackground()
 	if (ImGui::CollapsingHeader(widgetName_.data()))
 	{
 		ImGui::ColorEdit4("Color", background_.data(), ImGuiColorEditFlags_NoAlpha);
-		nc::theApplication().rootViewport().setClearColor(background_);
+		nc::theApplication().screenViewport().setClearColor(background_);
 
 		ImGui::Separator();
 		ImGui::InputText("Image to load", backgroundImageName_.data(), MaxStringLength,