Print system font log only when verbose is enabled.

Reintroduce optional old burnin and improve highdpi support.

.travis.yml

@@ -0,0 +1,37 @@
+sudo: required
+dist: trusty
+language: c++
+
+install:
+  - sudo add-apt-repository -y ppa:beineri/opt-qt58-trusty
+  - sudo apt-get update -qq
+  - sudo apt-get -y install build-essential qt58declarative qt58graphicaleffects qt58quickcontrols libgl1-mesa-dev
+  - source /opt/qt*/bin/qt*-env.sh
+
+script:
+  - qmake CONFIG+=release PREFIX=/usr
+  - make -j$(nproc)
+  - mkdir -p appdir/usr/share/metainfo appdir/usr/bin
+  - cp packaging/appdata/cool-retro-term.appdata.xml appdir/usr/share/metainfo/
+  - cp cool-retro-term appdir/usr/bin/
+  - cp ./cool-retro-term.desktop appdir/
+  - cp ./app/icons/128x128/cool-retro-term.png appdir/
+  - cp -r ./app/qml appdir/usr/
+  - cp -r ./qmltermwidget/QMLTermWidget appdir/usr/qml/ # Workaround for https://github.com/probonopd/linuxdeployqt/issues/78
+  - wget -c https://github.com/probonopd/linuxdeployqt/releases/download/continuous/linuxdeployqt-continuous-x86_64.AppImage
+  - chmod a+x linuxdeployqt-*.AppImage 
+  - unset QTDIR; unset QT_PLUGIN_PATH ; unset LD_LIBRARY_PATH
+  - export VERSION=$(git rev-parse --short HEAD) # linuxdeployqt uses this for naming the file
+  - ./linuxdeployqt-*.AppImage appdir/usr/bin/cool-retro-term -qmldir=./app/qml/ -qmldir=./qmltermwidget/ # -verbose=3 2>&1 | grep "path:" -C 3
+  - ./linuxdeployqt-*.AppImage appdir/usr/bin/cool-retro-term -qmldir=./app/qml/ -qmldir=./qmltermwidget/ -verbose=2 -appimage
+  
+after_success:
+  - find appdir -executable -type f -exec ldd {} \; | grep " => /usr" | cut -d " " -f 2-3 | sort | uniq
+  - # curl --upload-file Cool*.AppImage https://transfer.sh/Cool_Retro_Term-git.$(git rev-parse --short HEAD)-x86_64.AppImage
+  - wget -c https://github.com/probonopd/uploadtool/raw/master/upload.sh
+  - bash upload.sh Cool*.AppImage*
+  
+branches:
+  except:
+    - # Do not build tags that we create when we upload to GitHub Releases
+    - /^(?i:continuous)/

README.md

@@ -13,18 +13,18 @@ It uses the QML port of qtermwidget (Konsole) developed by me: https://github.co
 This terminal emulator works under Linux and macOS and requires Qt 5.2 or higher.
 
 ## Screenshots
-![Image](<http://i.imgur.com/I6wq1cC.png>)
-![Image](<http://i.imgur.com/12EqlpL.png>)
-![Image](<http://i.imgur.com/Lx0acQz.jpg>)
+![Image](<https://i.imgur.com/TNumkDn.png>)
+![Image](<https://i.imgur.com/hfjWOM4.png>)
+![Image](<https://i.imgur.com/GYRDPzJ.jpg>)
 
-## Get cool-retro-term
-You can either build cool-retro-term yourself (see below) or walk the easy way and install one of these packages:
+## Install
+Walk the easy way and install cool-retro-term using one of these convenient packages:
 
-Fedora has the `cool-retro-term` in the offcial repositories. All you have to do is `sudo dnf install cool-retro-term`.
+**Fedora** has the `cool-retro-term` in the offcial repositories. All you have to do is `sudo dnf install cool-retro-term`.
 
-Users of openSUSE can grab a package from [Open Build Service](http://software.opensuse.org/package/cool-retro-term).
+Users of **openSUSE** can grab a package from [Open Build Service](http://software.opensuse.org/package/cool-retro-term).
 
-Arch users can install this [package](https://aur.archlinux.org/packages/cool-retro-term-git/) directly via the [AUR](https://aur.archlinux.org):
+**Arch** users can install this [package](https://aur.archlinux.org/packages/cool-retro-term-git/) directly via the [AUR](https://aur.archlinux.org):
 
     yaourt -S aur/cool-retro-term-git
 
@@ -34,25 +34,27 @@ or use:
 
 to install precompiled from community repository.
 
-Gentoo users can now install the second release "1.0.1" from a 3rd-party repository preferably via layman:
+**Gentoo** users can now install the third release "1.1.0" from a 3rd-party repository preferably via layman:
 
     USE="git" emerge app-portage/layman
     wget https://www.gerczei.eu/files/gerczei.xml -O /etc/layman/overlays/gerczei.xml
     layman -f -a qt -a gerczei # those who've added the repo before 27/08/17 should remove, update and add it again as its source has changed
-    ACCEPT_KEYWORDS="~*" emerge =x11-terms/cool-retro-term-1.0.1::gerczei
+    ACCEPT_KEYWORDS="~*" emerge =x11-terms/cool-retro-term-1.1.0::gerczei
 
 The live ebuild (version 9999-r1) tracking the bleeding-edge WIP codebase also remains available.
 
 A word of warning: USE flags and keywords are to be added to portage's configuration files and every emerge operation should be executed with '-p' (short option for --pretend) appended to the command line first as per best practice!
 
-Ubuntu users of 14.04 LTS (Trusty) up to 15.10 (Wily) can use [this PPA](https://launchpad.net/~bugs-launchpad-net-falkensweb).
+Users of **Ubuntu 14.04 LTS (Trusty) up to 15.10 (Wily)** can use [this PPA](https://launchpad.net/~bugs-launchpad-net-falkensweb).
 
-Ubuntu 17.10 can use [this PPA](https://launchpad.net/%7Evantuz/+archive/ubuntu/cool-retro-term)
+**Ubuntu 17.10** can use [this PPA](https://launchpad.net/%7Evantuz/+archive/ubuntu/cool-retro-term)
 
-macOS users can grab the latest dmg from the release page: https://github.com/Swordfish90/cool-retro-term/releases
+**macOS** users can grab the latest dmg from the release page: https://github.com/Swordfish90/cool-retro-term/releases
 
 ## Build instructions (Linux)
 
+Build cool-retro-term yourself, you know, the retro way.
+
 ## Dependencies
 Make sure to install these first.
 

app/main.cpp

@@ -33,6 +33,10 @@ int main(int argc, char *argv[])
     // This disables QT appmenu under Ubuntu, which is not working with QML apps.
     setenv("QT_QPA_PLATFORMTHEME", "", 1);
 
+#if defined (Q_OS_LINUX)
+    setenv("QSG_RENDER_LOOP", "threaded", 0);
+#endif
+
 #if defined(Q_OS_MAC)
     // This allows UTF-8 characters usage in OSX.
     setenv("LC_CTYPE", "UTF-8", 1);
@@ -70,8 +74,10 @@ int main(int argc, char *argv[])
         return 0;
     }
 
+    QString appVersion("1.1.1");
+
     if (args.contains("-v") || args.contains("--version")) {
-        qDebug() << "cool-retro-term 1.0.1";
+        qDebug() << ("cool-retro-term " + appVersion).toStdString().c_str();
 	return 0;
     }
 
@@ -82,6 +88,7 @@ int main(int argc, char *argv[])
     }
     QVariant command(cmdList.empty() ? QVariant() : cmdList[0]);
     QVariant commandArgs(cmdList.size() <= 1 ? QVariant() : QVariant(cmdList.mid(1)));
+    engine.rootContext()->setContextProperty("appVersion", appVersion);
     engine.rootContext()->setContextProperty("defaultCmd", command);
     engine.rootContext()->setContextProperty("defaultCmdArgs", commandArgs);
 

app/qml/ApplicationSettings.qml

@@ -24,7 +24,7 @@ import QtQuick.Controls 1.0
 import "utils.js" as Utils
 
 QtObject{
-    readonly property string version: "1.1.0"
+    readonly property string version: appVersion
     readonly property int profileVersion: 2
 
     // STATIC CONSTANTS ////////////////////////////////////////////////////////
@@ -33,6 +33,9 @@ QtObject{
     readonly property real minimumFontScaling: 0.25
     readonly property real maximumFontScaling: 2.50
 
+    readonly property real minBurnInFadeTime: 160
+    readonly property real maxBurnInFadeTime: 1600
+
     // GENERAL SETTINGS ///////////////////////////////////////////////////////
 
     property int x: 100
@@ -48,11 +51,13 @@ QtObject{
     property bool showTerminalSize: true
     property real windowScaling: 1.0
 
-    property real fps: 24
+    property real fps: 20
     property bool verbose: false
 
     property real bloomQuality: 0.5
+
     property real burnInQuality: 0.5
+    property bool useFastBurnIn: Qt.platform.os === "osx" ? false : true
 
     onWindowScalingChanged: handleFontChanged();
 
@@ -73,7 +78,7 @@ QtObject{
     property color backgroundColor: Utils.mix(Utils.strToColor(_backgroundColor), Utils.strToColor(saturatedColor), 0.7 + (contrast * 0.3))
 
     property real staticNoise: 0.12
-    property real screenCurvature: 0.2
+    property real screenCurvature: 0.3
     property real glowingLine: 0.2
     property real burnIn: 0.25
     property real bloom: 0.55
@@ -88,6 +93,9 @@ QtObject{
 
     property real rbgShift: 0.0
 
+    property real _margin: 0.5
+    property real margin: Utils.lint(1.0, 20.0, _margin)
+
     readonly property int no_rasterization: 0
     readonly property int scanline_rasterization: 1
     readonly property int pixel_rasterization: 2
@@ -126,7 +134,7 @@ QtObject{
 
     property FontLoader fontLoader: FontLoader { }
 
-    onFontScalingChanged: handleFontChanged();
+    onTotalFontScalingChanged: handleFontChanged();
     onFontWidthChanged: handleFontChanged();
 
     function getIndexByName(name) {
@@ -155,7 +163,7 @@ QtObject{
         if (index === undefined) return;
 
         fontManager.item.selectedFontIndex = index;
-        fontManager.item.scaling = totalFontScaling * windowScaling;
+        fontManager.item.scaling = totalFontScaling;
 
         var fontSource = fontManager.item.source;
         var pixelSize = fontManager.item.pixelSize;
@@ -199,7 +207,8 @@ QtObject{
             bloomQuality: bloomQuality,
             burnInQuality: burnInQuality,
             useCustomCommand: useCustomCommand,
-            customCommand: customCommand
+            customCommand: customCommand,
+            useFastBurnIn: useFastBurnIn
         }
         return stringify(settings);
     }
@@ -225,7 +234,8 @@ QtObject{
             ambientLight: ambientLight,
             windowOpacity: windowOpacity,
             fontName: fontNames[rasterization],
-            fontWidth: fontWidth
+            fontWidth: fontWidth,
+            margin: _margin
         }
         return settings;
     }
@@ -284,6 +294,8 @@ QtObject{
 
         useCustomCommand = settings.useCustomCommand !== undefined ? settings.useCustomCommand : useCustomCommand
         customCommand = settings.customCommand !== undefined ? settings.customCommand : customCommand
+
+        useFastBurnIn = settings.useFastBurnIn !== undefined ? settings.useFastBurnIn : useFastBurnIn;
     }
 
     function loadProfileString(profileString){
@@ -317,6 +329,8 @@ QtObject{
         fontNames[rasterization] = settings.fontName !== undefined ? settings.fontName : fontNames[rasterization];
         fontWidth = settings.fontWidth !== undefined ? settings.fontWidth : fontWidth;
 
+        _margin = settings.margin !== undefined ? settings.margin : _margin;
+
         handleFontChanged();
     }
 
@@ -384,9 +398,10 @@ QtObject{
                   "rasterization": 0,
                   "rbgShift": 0,
                   "saturationColor": 0.2483,
-                  "screenCurvature": 0.1997,
+                  "screenCurvature": 0.3,
                   "staticNoise": 0.1198,
-                  "windowOpacity": 1
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -411,9 +426,10 @@ QtObject{
                   "rasterization": 0,
                   "rbgShift": 0,
                   "saturationColor": 0.0,
-                  "screenCurvature": 0.1997,
+                  "screenCurvature": 0.3,
                   "staticNoise": 0.1198,
-                  "windowOpacity": 1
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -438,9 +454,10 @@ QtObject{
                   "rasterization": 1,
                   "rbgShift": 0,
                   "saturationColor": 0.5,
-                  "screenCurvature": 0.2,
+                  "screenCurvature": 0.3,
                   "staticNoise": 0.15,
-                  "windowOpacity": 1
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -466,8 +483,9 @@ QtObject{
                   "rbgShift": 0,
                   "saturationColor": 0,
                   "screenCurvature": 0,
-                  "staticNoise": 0.1545,
-                  "windowOpacity": 1
+                  "staticNoise": 0.15,
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -492,9 +510,10 @@ QtObject{
                   "rasterization": 1,
                   "rbgShift": 0,
                   "saturationColor": 0,
-                  "screenCurvature": 0.8976,
+                  "screenCurvature": 0.5,
                   "staticNoise": 0.099,
-                  "windowOpacity": 1
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -519,9 +538,10 @@ QtObject{
                   "rasterization": 1,
                   "rbgShift": 0.2969,
                   "saturationColor": 0,
-                  "screenCurvature": 0.3003,
+                  "screenCurvature": 0.5,
                   "staticNoise": 0.2969,
-                  "windowOpacity": 1
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -546,9 +566,10 @@ QtObject{
                   "rasterization": 0,
                   "rbgShift": 0.3524,
                   "saturationColor": 0,
-                  "screenCurvature": 0.401,
+                  "screenCurvature": 0.4,
                   "staticNoise": 0.0503,
-                  "windowOpacity": 1
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -573,9 +594,10 @@ QtObject{
                   "rasterization": 0,
                   "rbgShift": 0,
                   "saturationColor": 0,
-                  "screenCurvature": 0.1997,
+                  "screenCurvature": 0.2,
                   "staticNoise": 0,
-                  "windowOpacity": 1
+                  "windowOpacity": 1,
+                  "margin": 0.5
                 }'
             builtin: true
         }
@@ -600,9 +622,10 @@ QtObject{
                   "rasterization": 0,
                   "rbgShift": 0,
                   "saturationColor": 0.4983,
-                  "screenCurvature": 0.05,
+                  "screenCurvature": 0,
                   "staticNoise": 0.0955,
-                  "windowOpacity": 0.7
+                  "windowOpacity": 0.7,
+                  "margin": 0.1
                 }'
             builtin: true
         }

app/qml/BurnInEffect.qml

@@ -13,10 +13,12 @@ Loader {
     property real delay: (1.0 / appSettings.fps) * 1000
     property real burnIn: appSettings.burnIn
     property real burnInFadeTime: 1 / Utils.lint(_minBurnInFadeTime, _maxBurnInFadeTime, burnIn)
-    property real _minBurnInFadeTime: 160
-    property real _maxBurnInFadeTime: 1600
+    property real _minBurnInFadeTime: appSettings.minBurnInFadeTime
+    property real _maxBurnInFadeTime: appSettings.maxBurnInFadeTime
 
-    active: appSettings.burnIn !== 0
+    active: appSettings.useFastBurnIn && appSettings.burnIn !== 0
+
+    anchors.fill: parent
 
     function completelyUpdate() {
         prevLastUpdate = lastUpdate;
@@ -33,16 +35,6 @@ Loader {
     sourceComponent: Item {
         property alias source: burnInEffectSource
 
-        property int burnInScaling: scaleTexture * appSettings.burnInQuality
-
-        width: appSettings.lowResolutionFont
-               ? kterminal.width * Math.max(1, burnInScaling)
-               : kterminal.width * scaleTexture * appSettings.burnInQuality
-
-        height: appSettings.lowResolutionFont
-                ? kterminal.height * Math.max(1, burnInScaling)
-                : kterminal.height * scaleTexture * appSettings.burnInQuality
-
         ShaderEffectSource {
             id: burnInEffectSource
 
@@ -52,13 +44,10 @@ Loader {
             live: false
             recursive: true
             hideSource: true
-            wrapMode: kterminalSource.wrapMode
+            wrapMode: ShaderEffectSource.ClampToEdge
 
             format: ShaderEffectSource.RGBA
-
-            // Enabling smooth with a low burnInQuality causes bad artifacts because the FBO
-            // has different values when it's read back. This lowers the quality, but makes it more consistent.
-            smooth: appSettings.burnInQuality === 1.0
+            smooth: true
 
             visible: false
 
@@ -91,7 +80,6 @@ Loader {
             property real prevLastUpdate: burnInEffect.prevLastUpdate
 
             anchors.fill: parent
-
             blending: false
 
             fragmentShader:

app/qml/Fonts.qml

@@ -236,7 +236,9 @@ QtObject{
     function addSystemFonts() {
         var families = monospaceSystemFonts;
         for (var i = 0; i < families.length; i++) {
-            console.log("Adding system font: ", families[i])
+            if (verbose) {
+                console.log("Adding system font: ", families[i])
+            }
             fontlist.append(convertToListElement(families[i]))
         }
     }

app/qml/NewTerminalFrame.qml

@@ -3,7 +3,7 @@ import QtQuick 2.0
 import "utils.js" as Utils
 
 ShaderEffect {
-    property color _staticFrameColor: "#dedede"
+    property color _staticFrameColor: "#ffffff"
     property color _backgroundColor: appSettings.backgroundColor
     property color _fontColor: appSettings.fontColor
     property color _lightColor: Utils.mix(_fontColor, _backgroundColor, 0.2)
@@ -13,7 +13,7 @@ ShaderEffect {
     property real screenCurvature: appSettings.screenCurvature * appSettings.screenCurvatureSize
     property real shadowLength: 0.5 * screenCurvature * Utils.lint(0.50, 1.5, _ambientLight)
 
-    visible: screenCurvature != 0
+    property size aadelta: Qt.size(1.0 / width, 1.0 / height)
 
     fragmentShader: "
         #ifdef GL_ES
@@ -24,6 +24,7 @@ ShaderEffect {
         uniform lowp float shadowLength;
         uniform highp float qt_Opacity;
         uniform lowp vec4 frameColor;
+        uniform mediump vec2 aadelta;
 
         varying highp vec2 qt_TexCoord0;
 
@@ -41,6 +42,10 @@ ShaderEffect {
             return min(v.x, v.y);
         }
 
+        float prod2(vec2 v) {
+            return v.x * v.y;
+        }
+
         float sum2(vec2 v) {
             return v.x + v.y;
         }
@@ -53,17 +58,17 @@ ShaderEffect {
             float alpha = 0.0;
 
             float outShadowLength = shadowLength;
-            float inShadowLength = 0.5 * shadowLength;
+            float inShadowLength = shadowLength * 0.5;
 
             float outShadow = max2(1.0 - smoothstep(vec2(-outShadowLength), vec2(0.0), coords) + smoothstep(vec2(1.0), vec2(1.0 + outShadowLength), coords));
-            outShadow = clamp(0.0, 1.0, outShadow);
-            color += frameColor.rgb * sqrt(outShadow);
-            alpha = sum2(1.0 - step(0.0, coords) + step(1.0, coords));
-            alpha = clamp(alpha, 0.0, 1.0) * mix(1.0, 0.9, sqrt(outShadow));
+            outShadow = clamp(sqrt(outShadow), 0.0, 1.0);
+            color += frameColor.rgb * outShadow;
+            alpha = sum2(1.0 - smoothstep(vec2(0.0), aadelta, coords) + smoothstep(vec2(1.0) - aadelta, vec2(1.0), coords));
+            alpha = clamp(alpha, 0.0, 1.0) * mix(1.0, 0.9, outShadow);
 
-            float inShadow = min2(step(vec2(0.0), coords) - step(vec2(1.0), coords));
-            inShadow -= min2(smoothstep(0.0, inShadowLength, coords) - smoothstep(1.0 - inShadowLength, 1.0, coords));
-            alpha += 0.35 * inShadow;
+            float inShadow = 1.0 - prod2(smoothstep(0.0, inShadowLength, coords) - smoothstep(1.0 - inShadowLength, 1.0, coords));
+            inShadow = 0.5 * inShadow * inShadow;
+            alpha = max(alpha, inShadow);
 
             gl_FragColor = vec4(color * alpha, alpha);
         }

app/qml/PreprocessedTerminal.qml

@@ -28,11 +28,12 @@ import "utils.js" as Utils
 Item{
     id: terminalContainer
 
-    property size virtualResolution: Qt.size(kterminal.width, kterminal.height)
+    property size virtualResolution: Qt.size(kterminal.totalWidth, kterminal.totalHeight)
     property alias mainTerminal: kterminal
 
     property ShaderEffectSource mainSource: kterminalSource
     property BurnInEffect burnInEffect: burnInEffect
+    property SlowBurnIn slowBurnInEffect: slowBurnInEffect
     property real fontWidth: 1.0
     property real screenScaling: 1.0
     property real scaleTexture: 1.0
@@ -69,8 +70,24 @@ Item{
 
     QMLTermWidget {
         id: kterminal
-        width: Math.floor(parent.width / (screenScaling * fontWidth))
-        height: Math.floor(parent.height / screenScaling)
+
+        property int textureResolutionScale: appSettings.lowResolutionFont ? devicePixelRatio : 1
+        property int margin: appSettings.margin / screenScaling
+        property int totalWidth: Math.floor(parent.width / (screenScaling * fontWidth))
+        property int totalHeight: Math.floor(parent.height / screenScaling)
+
+        property int rawWidth: totalWidth - 2 * margin
+        property int rawHeight: totalHeight - 2 * margin
+
+        textureSize: Qt.size(width / textureResolutionScale, height / textureResolutionScale)
+
+        width: ensureMultiple(rawWidth, devicePixelRatio)
+        height: ensureMultiple(rawHeight, devicePixelRatio)
+
+        /** Ensure size is a multiple of factor. This is needed for pixel perfect scaling on highdpi screens. */
+        function ensureMultiple(size, factor) {
+            return Math.round(size / factor) * factor;
+        }
 
         colorScheme: "cool-retro-term"
 
@@ -167,6 +184,8 @@ Item{
     property alias contextmenu: menuLoader.item
 
     MouseArea{
+        property real margin: appSettings.margin
+
         acceptedButtons: Qt.LeftButton | Qt.MiddleButton | Qt.RightButton
         anchors.fill: parent
         cursorShape: kterminal.terminalUsesMouse ? Qt.ArrowCursor : Qt.IBeamCursor
@@ -200,14 +219,14 @@ Item{
         }
 
         function correctDistortion(x, y){
-            x = x / width;
-            y = y / height;
+            x = (x - margin) / width;
+            y = (y - margin) / height;
 
             var cc = Qt.size(0.5 - x, 0.5 - y);
             var distortion = (cc.height * cc.height + cc.width * cc.width) * appSettings.screenCurvature * appSettings.screenCurvatureSize;
 
-            return Qt.point((x - cc.width  * (1+distortion) * distortion) * kterminal.width,
-                           (y - cc.height * (1+distortion) * distortion) * kterminal.height)
+            return Qt.point((x - cc.width  * (1+distortion) * distortion) * kterminal.totalWidth,
+                           (y - cc.height * (1+distortion) * distortion) * kterminal.totalHeight)
         }
     }
     ShaderEffectSource{
@@ -216,10 +235,30 @@ Item{
         hideSource: true
         wrapMode: ShaderEffectSource.Repeat
         visible: false
-        textureSize: Qt.size(kterminal.width * scaleTexture, kterminal.height * scaleTexture);
+        textureSize: Qt.size(kterminal.totalWidth * scaleTexture, kterminal.totalHeight * scaleTexture)
+        sourceRect: Qt.rect(-kterminal.margin, -kterminal.margin, kterminal.totalWidth, kterminal.totalHeight)
     }
 
-    BurnInEffect {
-        id: burnInEffect
+    Item {
+        id: burnInContainer
+
+        property int burnInScaling: scaleTexture * appSettings.burnInQuality
+
+        width: Math.round(appSettings.lowResolutionFont
+               ? kterminal.totalWidth * Math.max(1, burnInScaling)
+               : kterminal.totalWidth * scaleTexture * appSettings.burnInQuality)
+
+        height: Math.round(appSettings.lowResolutionFont
+                ? kterminal.totalHeight * Math.max(1, burnInScaling)
+                : kterminal.totalHeight * scaleTexture * appSettings.burnInQuality)
+
+
+        BurnInEffect {
+            id: burnInEffect
+        }
+
+        SlowBurnIn {
+            id: slowBurnInEffect
+        }
     }
 }

app/qml/SettingsAdvancedTab.qml

@@ -27,13 +27,48 @@ import "Components"
 Tab{
     ColumnLayout{
         anchors.fill: parent
+
         GroupBox{
-            title: qsTr("General")
+            Layout.fillWidth: true
+            title: qsTr("Command")
+            ColumnLayout {
+                anchors.fill: parent
+                CheckBox{
+                    id: useCustomCommand
+                    text: qsTr("Use custom command instead of shell at startup")
+                    checked: appSettings.useCustomCommand
+                    onCheckedChanged: appSettings.useCustomCommand = checked
+                }
+                // Workaround for QTBUG-31627 for pre 5.3.0
+                Binding{
+                    target: useCustomCommand
+                    property: "checked"
+                    value: appSettings.useCustomCommand
+                }
+                TextField{
+                    id: customCommand
+                    Layout.fillWidth: true
+                    text: appSettings.customCommand
+                    enabled: useCustomCommand.checked
+                    onEditingFinished: appSettings.customCommand = text
+
+                    // Save text even if user forgets to press enter or unfocus
+                    function saveSetting() {
+                        appSettings.customCommand = text;
+                    }
+                    Component.onCompleted: settings_window.closing.connect(saveSetting)
+                }
+            }
+        }
+
+        GroupBox{
+            title: qsTr("Performance")
             Layout.fillWidth: true
             GridLayout{
                 anchors.fill: parent
                 rows: 2
                 columns: 3
+
                 Label{text: qsTr("Effects FPS")}
                 Slider{
                     Layout.fillWidth: true
@@ -52,6 +87,7 @@ Tab{
                         enabled = true;
                     }
                 }
+
                 SizedLabel{text: appSettings.fps !== 0 ? appSettings.fps : qsTr("Max")}
                 Label{text: qsTr("Texture Quality")}
                 Slider{
@@ -67,14 +103,7 @@ Tab{
                     }
                 }
                 SizedLabel{text: Math.round(txtslider.value * 100) + "%"}
-            }
-        }
-        GroupBox{
-            title: qsTr("Bloom")
-            Layout.fillWidth: true
-            GridLayout{
-                id: bloomQualityContainer
-                anchors.fill: parent
+
                 Label{text: qsTr("Bloom Quality")}
                 Slider{
                     Layout.fillWidth: true
@@ -89,14 +118,6 @@ Tab{
                     }
                 }
                 SizedLabel{text: Math.round(bloomSlider.value * 100) + "%"}
-            }
-        }
-        GroupBox{
-            title: qsTr("BurnIn")
-            Layout.fillWidth: true
-            GridLayout{
-                id: blurQualityContainer
-                anchors.fill: parent
 
                 Label{text: qsTr("BurnIn Quality")}
                 Slider{
@@ -112,6 +133,12 @@ Tab{
                     }
                 }
                 SizedLabel{text: Math.round(burnInSlider.value * 100) + "%"}
+                CheckBox{
+                    Layout.columnSpan: 2
+                    text: qsTr("Burnin optimization (Might display timing artifacts)")
+                    checked: appSettings.useFastBurnIn
+                    onCheckedChanged: appSettings.useFastBurnIn = checked
+                }
             }
         }
     }

app/qml/SettingsEffectsTab.qml

@@ -23,62 +23,68 @@ import QtQuick.Controls 1.1
 import QtQuick.Layouts 1.1
 
 Tab{
-    GroupBox{
-        title: qsTr("Effects")
+    ColumnLayout{
         anchors.fill: parent
-        ColumnLayout{
-            anchors.fill: parent
-            spacing: 2
-            CheckableSlider{
-                name: qsTr("Bloom")
-                onNewValue: appSettings.bloom = newValue
-                value: appSettings.bloom
-            }
-            CheckableSlider{
-                name: qsTr("BurnIn")
-                onNewValue: appSettings.burnIn = newValue
-                value: appSettings.burnIn
-            }
-            CheckableSlider{
-                name: qsTr("Static Noise")
-                onNewValue: appSettings.staticNoise = newValue
-                value: appSettings.staticNoise
-            }
-            CheckableSlider{
-                name: qsTr("Jitter")
-                onNewValue: appSettings.jitter = newValue
-                value: appSettings.jitter
-            }
-            CheckableSlider{
-                name: qsTr("Glow Line")
-                onNewValue: appSettings.glowingLine = newValue;
-                value: appSettings.glowingLine
-            }
-            CheckableSlider{
-                name: qsTr("Screen Curvature")
-                onNewValue: appSettings.screenCurvature = newValue;
-                value: appSettings.screenCurvature;
-            }
-            CheckableSlider{
-                name: qsTr("Ambient Light")
-                onNewValue: appSettings.ambientLight = newValue;
-                value: appSettings.ambientLight
-                enabled: appSettings.framesIndex !== 0
-            }
-            CheckableSlider{
-                name: qsTr("Flickering")
-                onNewValue: appSettings.flickering = newValue;
-                value: appSettings.flickering;
-            }
-            CheckableSlider{
-                name: qsTr("Horizontal Sync")
-                onNewValue: appSettings.horizontalSync = newValue;
-                value: appSettings.horizontalSync;
-            }
-            CheckableSlider{
-                name: qsTr("RGB Shift")
-                onNewValue: appSettings.rbgShift = newValue;
-                value: appSettings.rbgShift;
+        spacing: 2
+
+        GroupBox{
+            title: qsTr("Effects")
+            Layout.fillWidth: true
+
+            ColumnLayout {
+                anchors.fill: parent
+
+                CheckableSlider{
+                    name: qsTr("Bloom")
+                    onNewValue: appSettings.bloom = newValue
+                    value: appSettings.bloom
+                }
+                CheckableSlider{
+                    name: qsTr("BurnIn")
+                    onNewValue: appSettings.burnIn = newValue
+                    value: appSettings.burnIn
+                }
+                CheckableSlider{
+                    name: qsTr("Static Noise")
+                    onNewValue: appSettings.staticNoise = newValue
+                    value: appSettings.staticNoise
+                }
+                CheckableSlider{
+                    name: qsTr("Jitter")
+                    onNewValue: appSettings.jitter = newValue
+                    value: appSettings.jitter
+                }
+                CheckableSlider{
+                    name: qsTr("Glow Line")
+                    onNewValue: appSettings.glowingLine = newValue;
+                    value: appSettings.glowingLine
+                }
+                CheckableSlider{
+                    name: qsTr("Screen Curvature")
+                    onNewValue: appSettings.screenCurvature = newValue;
+                    value: appSettings.screenCurvature;
+                }
+                CheckableSlider{
+                    name: qsTr("Ambient Light")
+                    onNewValue: appSettings.ambientLight = newValue;
+                    value: appSettings.ambientLight
+                    enabled: appSettings.framesIndex !== 0
+                }
+                CheckableSlider{
+                    name: qsTr("Flickering")
+                    onNewValue: appSettings.flickering = newValue;
+                    value: appSettings.flickering;
+                }
+                CheckableSlider{
+                    name: qsTr("Horizontal Sync")
+                    onNewValue: appSettings.horizontalSync = newValue;
+                    value: appSettings.horizontalSync;
+                }
+                CheckableSlider{
+                    name: qsTr("RGB Shift")
+                    onNewValue: appSettings.rbgShift = newValue;
+                    value: appSettings.rbgShift;
+                }
             }
         }
     }

app/qml/SettingsGeneralTab.qml

@@ -52,7 +52,7 @@ Tab{
                     Layout.fillWidth: false
                     Button{
                         Layout.fillWidth: true
-                        text: qsTr("New")
+                        text: qsTr("Save")
                         onClicked: {
                             insertname.profileName = "";
                             insertname.show()
@@ -164,34 +164,30 @@ Tab{
         }
 
         GroupBox{
+            title: qsTr("Screen")
             Layout.fillWidth: true
-            title: qsTr("Command")
-            ColumnLayout {
+            GridLayout{
                 anchors.fill: parent
-                CheckBox{
-                    id: useCustomCommand
-                    text: qsTr("Use custom command instead of shell at startup")
-                    checked: appSettings.useCustomCommand
-                    onCheckedChanged: appSettings.useCustomCommand = checked
+                columns: 2
+                Label{ text: qsTr("Brightness") }
+                SimpleSlider{
+                    onValueChanged: appSettings.brightness = value
+                    value: appSettings.brightness
                 }
-                // Workaround for QTBUG-31627 for pre 5.3.0
-                Binding{
-                    target: useCustomCommand
-                    property: "checked"
-                    value: appSettings.useCustomCommand
+                Label{ text: qsTr("Contrast") }
+                SimpleSlider{
+                    onValueChanged: appSettings.contrast = value
+                    value: appSettings.contrast
                 }
-                TextField{
-                    id: customCommand
-                    Layout.fillWidth: true
-                    text: appSettings.customCommand
-                    enabled: useCustomCommand.checked
-                    onEditingFinished: appSettings.customCommand = text
-
-                    // Save text even if user forgets to press enter or unfocus
-                    function saveSetting() {
-                        appSettings.customCommand = text;
-                    }
-                    Component.onCompleted: settings_window.closing.connect(saveSetting)
+                Label{ text: qsTr("Margin") }
+                SimpleSlider{
+                    onValueChanged: appSettings._margin = value
+                    value: appSettings._margin
+                }
+                Label{ text: qsTr("Opacity") }
+                SimpleSlider{
+                    onValueChanged: appSettings.windowOpacity = value
+                    value: appSettings.windowOpacity
                 }
             }
         }

app/qml/SettingsScreenTab.qml

@@ -1,67 +0,0 @@
-/*******************************************************************************
-* Copyright (c) 2013 "Filippo Scognamiglio"
-* https://github.com/Swordfish90/cool-retro-term
-*
-* This file is part of cool-retro-term.
-*
-* cool-retro-term is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 3 of the License, or
-* (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*******************************************************************************/
-
-import QtQuick 2.2
-import QtQuick.Controls 1.1
-import QtQuick.Layouts 1.1
-import QtQuick.Dialogs 1.1
-
-Tab{
-    ColumnLayout{
-        anchors.fill: parent
-        GroupBox{
-            title: qsTr("Rasterization Mode")
-            Layout.fillWidth: true
-            ComboBox {
-                id: rasterizationBox
-                property string selectedElement: model[currentIndex]
-                anchors.fill: parent
-                model: [qsTr("Default"), qsTr("Scanlines"), qsTr("Pixels")]
-                currentIndex: appSettings.rasterization
-                onCurrentIndexChanged: {
-                    appSettings.rasterization = currentIndex
-                }
-            }
-        }
-        GroupBox{
-            title: qsTr("Lights")
-            Layout.fillWidth: true
-            GridLayout{
-                anchors.fill: parent
-                columns: 2
-                Label{ text: qsTr("Brightness") }
-                SimpleSlider{
-                    onValueChanged: appSettings.brightness = value
-                    value: appSettings.brightness
-                }
-                Label{ text: qsTr("Contrast") }
-                SimpleSlider{
-                    onValueChanged: appSettings.contrast = value
-                    value: appSettings.contrast
-                }
-                Label{ text: qsTr("Opacity") }
-                SimpleSlider{
-                    onValueChanged: appSettings.windowOpacity = value
-                    value: appSettings.windowOpacity
-                }
-            }
-        }
-    }
-}

app/qml/SettingsTerminalTab.qml

@@ -27,13 +27,26 @@ import "Components"
 Tab{
     ColumnLayout{
         anchors.fill: parent
+
         GroupBox{
-            property var rasterization: [qsTr("Default"), qsTr("Scanlines"), qsTr("Pixels")][appSettings.rasterization]
-            title: qsTr("Font " + "(" + rasterization + ")")
+            title: qsTr("Font")
             Layout.fillWidth: true
             GridLayout{
                 anchors.fill: parent
                 columns: 2
+                Label { text: qsTr("Rasterization") }
+                ComboBox {
+                    id: rasterizationBox
+
+                    property string selectedElement: model[currentIndex]
+
+                    Layout.fillWidth: true
+                    model: [qsTr("Default"), qsTr("Scanlines"), qsTr("Pixels")]
+                    currentIndex: appSettings.rasterization
+                    onCurrentIndexChanged: {
+                        appSettings.rasterization = currentIndex
+                    }
+                }
                 Label{ text: qsTr("Name") }
                 ComboBox{
                     id: fontChanger

app/qml/SettingsWindow.qml

@@ -36,33 +36,27 @@ Window {
         id: tabView
         anchors.fill: parent
         anchors.margins: 10
-        SettingsGeneralTab{
+        SettingsGeneralTab {
             id: generalTab
             title: qsTr("General")
             anchors.fill: parent
             anchors.margins: tabmargins
         }
-        SettingsScreenTab{
-            id: screenTab
-            title: qsTr("Screen")
-            anchors.fill: parent
-            anchors.margins: tabmargins
-        }
-        SettingsTerminalTab{
+        SettingsTerminalTab {
             id: terminalTab
             title: qsTr("Terminal")
             anchors.fill: parent
             anchors.margins: tabmargins
         }
-        SettingsEffectsTab{
+        SettingsEffectsTab {
             id: effectsTab
             title: qsTr("Effects")
             anchors.fill: parent
             anchors.margins: tabmargins
         }
-        SettingsPerformanceTab{
+        SettingsAdvancedTab {
             id: performanceTab
-            title: qsTr("Performance")
+            title: qsTr("Advanced")
             anchors.fill: parent
             anchors.margins: tabmargins
         }

app/qml/ShaderTerminal.qml

@@ -23,330 +23,513 @@ import QtGraphicalEffects 1.0
 
 import "utils.js" as Utils
 
-ShaderEffect {
+Item {
+    property SlowBurnIn slowBurnInEffect
     property ShaderEffectSource source
     property BurnInEffect burnInEffect
     property ShaderEffectSource bloomSource
 
     property color fontColor: appSettings.fontColor
     property color backgroundColor: appSettings.backgroundColor
-    property real bloom: appSettings.bloom * 2.5
-
-    property ShaderEffectSource burnInSource: burnInEffect.source
-    property real burnIn: appSettings.burnIn
-    property real burnInLastUpdate: burnInEffect.lastUpdate
-    property real burnInTime: burnInEffect.burnInFadeTime
-
-    property real jitter: appSettings.jitter
-    property size jitterDisplacement: Qt.size(0.007 * jitter, 0.002 * jitter)
-
-    property real staticNoise: appSettings.staticNoise
-    property size scaleNoiseSize: Qt.size((width) / (noiseTexture.width * appSettings.windowScaling * appSettings.totalFontScaling),
-                                          (height) / (noiseTexture.height * appSettings.windowScaling * appSettings.totalFontScaling))
 
     property real screenCurvature: appSettings.screenCurvature * appSettings.screenCurvatureSize
-    property real glowingLine: appSettings.glowingLine * 0.2
 
-    property real chromaColor: appSettings.chromaColor;
-
-    property real rbgShift: (appSettings.rbgShift / width) * appSettings.totalFontScaling
-
-    property real flickering: appSettings.flickering
-    property real horizontalSync: appSettings.horizontalSync * 0.5
-
-    property int rasterization: appSettings.rasterization
-
-    property real screen_brightness: Utils.lint(0.5, 1.5, appSettings.brightness)
+    property real chromaColor: appSettings.chromaColor
 
     property real ambientLight: appSettings.ambientLight * 0.2
 
     property size virtual_resolution
 
-    property real time: timeManager.time
-    property ShaderEffectSource noiseSource: noiseShaderSource
+     ShaderEffect {
+         id: dynamicShader
 
-    // If something goes wrong activate the fallback version of the shader.
-    property bool fallBack: false
+         property ShaderEffectSource screenBuffer: frameBuffer
+         property ShaderEffectSource burnInSource: burnInEffect.source
+         property ShaderEffectSource frameSource: terminalFrameLoader.item
 
-    blending: false
+         property color fontColor: parent.fontColor
+         property color backgroundColor: parent.backgroundColor
+         property real screenCurvature: parent.screenCurvature
+         property real chromaColor: parent.chromaColor
+         property real ambientLight: parent.ambientLight
 
-    //Smooth random texture used for flickering effect.
-    Image{
-        id: noiseTexture
-        source: "images/allNoise512.png"
-        width: 512
-        height: 512
-        fillMode: Image.Tile
-        visible: false
-    }
-    ShaderEffectSource{
-        id: noiseShaderSource
-        sourceItem: noiseTexture
-        wrapMode: ShaderEffectSource.Repeat
-        visible: false
-        smooth: true
-    }
+         property real flickering: appSettings.flickering
+         property real horizontalSync: appSettings.horizontalSync
+         property real horizontalSyncStrength: Utils.lint(0.05, 0.35, horizontalSync)
+         property real glowingLine: appSettings.glowingLine * 0.2
 
-    //Print the number with a reasonable precision for the shader.
-    function str(num){
-        return num.toFixed(8);
-    }
+         // Fast burnin properties
+         property real burnIn: appSettings.useFastBurnIn ? appSettings.burnIn : 0
+         property real burnInLastUpdate: burnInEffect.lastUpdate
+         property real burnInTime: burnInEffect.burnInFadeTime
 
-    vertexShader: "
-        uniform highp mat4 qt_Matrix;
-        uniform highp float time;
+         // Slow burnin properties
+         property real slowBurnIn: appSettings.useFastBurnIn ? 0 : appSettings.burnIn
+         property ShaderEffectSource slowBurnInSource: slowBurnInEffect.source
 
-        attribute highp vec4 qt_Vertex;
-        attribute highp vec2 qt_MultiTexCoord0;
+         property real jitter: appSettings.jitter
+         property size jitterDisplacement: Qt.size(0.007 * jitter, 0.002 * jitter)
+         property real shadowLength: 0.25 * screenCurvature * Utils.lint(0.50, 1.5, ambientLight)
+         property real staticNoise: appSettings.staticNoise
+         property size scaleNoiseSize: Qt.size((width) / (noiseTexture.width * appSettings.windowScaling * appSettings.totalFontScaling),
+                                               (height) / (noiseTexture.height * appSettings.windowScaling * appSettings.totalFontScaling))
 
-        varying highp vec2 qt_TexCoord0;" +
+         property size virtual_resolution: parent.virtual_resolution
 
-        (!fallBack ? "
-            uniform sampler2D noiseSource;" : "") +
+         property real time: timeManager.time
+         property ShaderEffectSource noiseSource: noiseShaderSource
 
-        (!fallBack && rbgShift !== 0.0 ?"
-            varying lowp vec4 constantNoise;" : "") +
+         // If something goes wrong activate the fallback version of the shader.
+         property bool fallBack: false
 
-        (!fallBack && flickering !== 0.0 ?"
-            varying lowp float brightness;
-            uniform lowp float flickering;" : "") +
+         anchors.fill: parent
+         blending: false
 
-        (!fallBack && horizontalSync !== 0.0 ?"
-            uniform lowp float horizontalSync;
-            varying lowp float distortionScale;
-            varying lowp float distortionFreq;" : "") +
+         //Smooth random texture used for flickering effect.
+         Image{
+             id: noiseTexture
+             source: "images/allNoise512.png"
+             width: 512
+             height: 512
+             fillMode: Image.Tile
+             visible: false
+         }
+         ShaderEffectSource{
+             id: noiseShaderSource
+             sourceItem: noiseTexture
+             wrapMode: ShaderEffectSource.Repeat
+             visible: false
+             smooth: true
+         }
 
-        "
-        void main() {
-            qt_TexCoord0 = qt_MultiTexCoord0;
-            vec2 coords = vec2(fract(time/(1024.0*2.0)), fract(time/(1024.0*1024.0)));" +
+         //Print the number with a reasonable precision for the shader.
+         function str(num){
+             return num.toFixed(8);
+         }
 
-            (!fallBack && (flickering !== 0.0 || horizontalSync !== 0.0 || rbgShift !== 0) ?
-                "vec4 initialNoiseTexel = texture2D(noiseSource, coords);"
-            : "") +
+         vertexShader: "
+             uniform highp mat4 qt_Matrix;
+             uniform highp float time;
 
-            (!fallBack && rbgShift !== 0.0 ?"
-                constantNoise = initialNoiseTexel;" : "") +
+             attribute highp vec4 qt_Vertex;
+             attribute highp vec2 qt_MultiTexCoord0;
 
-            (!fallBack && flickering !== 0.0 ? "
-                brightness = 1.0 + (initialNoiseTexel.g - 0.5) * flickering;"
-            : "") +
+             varying highp vec2 qt_TexCoord0;" +
 
-            (!fallBack && horizontalSync !== 0.0 ? "
-                float randval = horizontalSync - initialNoiseTexel.r;
-                distortionScale = step(0.0, randval) * randval * horizontalSync;
-                distortionFreq = mix(4.0, 40.0, initialNoiseTexel.g);"
-            : "") +
+             (!fallBack ? "
+                 uniform sampler2D noiseSource;" : "") +
 
-            "gl_Position = qt_Matrix * qt_Vertex;
-        }"
+             (!fallBack && flickering !== 0.0 ?"
+                 varying lowp float brightness;
+                 uniform lowp float flickering;" : "") +
 
-    fragmentShader: "
-        #ifdef GL_ES
-            precision mediump float;
-        #endif
+             (!fallBack && horizontalSync !== 0.0 ?"
+                 uniform lowp float horizontalSyncStrength;
+                 varying lowp float distortionScale;
+                 varying lowp float distortionFreq;" : "") +
 
-        uniform sampler2D source;
-        uniform highp float qt_Opacity;
-        uniform highp float time;
-        varying highp vec2 qt_TexCoord0;
+             "
+             void main() {
+                 qt_TexCoord0 = qt_MultiTexCoord0;
+                 vec2 coords = vec2(fract(time/(1024.0*2.0)), fract(time/(1024.0*1024.0)));" +
 
-        uniform highp vec4 fontColor;
-        uniform highp vec4 backgroundColor;
-        uniform lowp float screen_brightness;
+                 (!fallBack && (flickering !== 0.0 || horizontalSync !== 0.0) ?
+                     "vec4 initialNoiseTexel = texture2D(noiseSource, coords);"
+                 : "") +
 
-        uniform highp vec2 virtual_resolution;" +
+                 (!fallBack && flickering !== 0.0 ? "
+                     brightness = 1.0 + (initialNoiseTexel.g - 0.5) * flickering;"
+                 : "") +
 
-        (bloom !== 0 ? "
-            uniform highp sampler2D bloomSource;
-            uniform lowp float bloom;" : "") +
-        (burnIn !== 0 ? "
-            uniform sampler2D burnInSource;
-            uniform highp float burnInLastUpdate;
-            uniform highp float burnInTime;" : "") +
-        (staticNoise !== 0 ? "
-            uniform highp float staticNoise;" : "") +
-        (((staticNoise !== 0 || jitter !== 0 || rbgShift)
-          ||(fallBack && (flickering || horizontalSync))) ? "
-            uniform lowp sampler2D noiseSource;
-            uniform highp vec2 scaleNoiseSize;" : "") +
-        (screenCurvature !== 0 ? "
-            uniform highp float screenCurvature;" : "") +
-        (glowingLine !== 0 ? "
-            uniform highp float glowingLine;" : "") +
-        (chromaColor !== 0 ? "
-            uniform lowp float chromaColor;" : "") +
-        (jitter !== 0 ? "
-            uniform lowp vec2 jitterDisplacement;" : "") +
-        (rbgShift !== 0 ? "
-            uniform lowp float rbgShift;" : "") +
-        (ambientLight !== 0 ? "
-            uniform lowp float ambientLight;" : "") +
+                 (!fallBack && horizontalSync !== 0.0 ? "
+                     float randval = horizontalSyncStrength - initialNoiseTexel.r;
+                     distortionScale = step(0.0, randval) * randval * horizontalSyncStrength;
+                     distortionFreq = mix(4.0, 40.0, initialNoiseTexel.g);"
+                 : "") +
 
-        (fallBack && horizontalSync !== 0 ? "
-            uniform lowp float horizontalSync;" : "") +
-        (fallBack && flickering !== 0.0 ?"
-            uniform lowp float flickering;" : "") +
-        (!fallBack && flickering !== 0 ? "
-            varying lowp float brightness;"
-        : "") +
-        (!fallBack && horizontalSync !== 0 ? "
-            varying lowp float distortionScale;
-            varying lowp float distortionFreq;" : "") +
+                 "gl_Position = qt_Matrix * qt_Vertex;
+             }"
 
-        (!fallBack && rbgShift !== 0.0 ?"
-            varying lowp vec4 constantNoise;" : "") +
+         fragmentShader: "
+             #ifdef GL_ES
+                 precision mediump float;
+             #endif
 
-        (glowingLine !== 0 ? "
-            float randomPass(vec2 coords){
-                return fract(smoothstep(-120.0, 0.0, coords.y - (virtual_resolution.y + 120.0) * fract(time * 0.00015)));
-            }" : "") +
+             uniform sampler2D screenBuffer;
+             uniform highp float qt_Opacity;
+             uniform highp float time;
+             varying highp vec2 qt_TexCoord0;
 
-        "highp float getScanlineIntensity(vec2 coords) {
-            float result = 1.0;" +
+             uniform highp vec4 fontColor;
+             uniform highp vec4 backgroundColor;
+             uniform lowp float shadowLength;
 
-           (appSettings.rasterization != appSettings.no_rasterization ?
-               "float val = 0.0;
-                vec2 rasterizationCoords = fract(coords * virtual_resolution);
-                val += smoothstep(0.0, 0.5, rasterizationCoords.y);
-                val -= smoothstep(0.5, 1.0, rasterizationCoords.y);
-                result *= mix(0.5, 1.0, val);" : "") +
-           (appSettings.rasterization == appSettings.pixel_rasterization ?
-               "val = 0.0;
-                val += smoothstep(0.0, 0.5, rasterizationCoords.x);
-                val -= smoothstep(0.5, 1.0, rasterizationCoords.x);
-                result *= mix(0.5, 1.0, val);" : "") + "
+             uniform highp vec2 virtual_resolution;" +
 
-           return result;
-        }
+             (burnIn !== 0 ? "
+                 uniform sampler2D burnInSource;
+                 uniform highp float burnInLastUpdate;
+                 uniform highp float burnInTime;" : "") +
+             (slowBurnIn !== 0 ? "
+                 uniform sampler2D slowBurnInSource;" : "") +
+             (staticNoise !== 0 ? "
+                 uniform highp float staticNoise;" : "") +
+             (((staticNoise !== 0 || jitter !== 0)
+               ||(fallBack && (flickering || horizontalSync))) ? "
+                 uniform lowp sampler2D noiseSource;
+                 uniform highp vec2 scaleNoiseSize;" : "") +
+             (screenCurvature !== 0 ? "
+                 uniform highp float screenCurvature;
+                 uniform lowp sampler2D frameSource;" : "") +
+             (glowingLine !== 0 ? "
+                 uniform highp float glowingLine;" : "") +
+             (chromaColor !== 0 ? "
+                 uniform lowp float chromaColor;" : "") +
+             (jitter !== 0 ? "
+                 uniform lowp vec2 jitterDisplacement;" : "") +
+             (ambientLight !== 0 ? "
+                 uniform lowp float ambientLight;" : "") +
 
-        float min2(vec2 v) {
-            return min(v.x, v.y);
-        }
+             (fallBack && horizontalSync !== 0 ? "
+                 uniform lowp float horizontalSyncStrength;" : "") +
+             (fallBack && flickering !== 0.0 ?"
+                 uniform lowp float flickering;" : "") +
+             (!fallBack && flickering !== 0 ? "
+                 varying lowp float brightness;"
+             : "") +
+             (!fallBack && horizontalSync !== 0 ? "
+                 varying lowp float distortionScale;
+                 varying lowp float distortionFreq;" : "") +
 
-        float rgb2grey(vec3 v){
-            return dot(v, vec3(0.21, 0.72, 0.04));
-        }" +
+             (glowingLine !== 0 ? "
+                 float randomPass(vec2 coords){
+                     return fract(smoothstep(-120.0, 0.0, coords.y - (virtual_resolution.y + 120.0) * fract(time * 0.00015)));
+                 }" : "") +
 
-        "void main() {" +
-            "vec2 cc = vec2(0.5) - qt_TexCoord0;" +
-            "float distance = length(cc);" +
+             "float min2(vec2 v) {
+                 return min(v.x, v.y);
+             }
 
-            //FallBack if there are problems
-            (fallBack && (flickering !== 0.0 || horizontalSync !== 0.0 || rbgShift !== 0.0) ?
-                "vec2 initialCoords = vec2(fract(time/(1024.0*2.0)), fract(time/(1024.0*1024.0)));
-                 vec4 initialNoiseTexel = texture2D(noiseSource, initialCoords);"
-            : "") +
-            (fallBack && flickering !== 0.0 ? "
-                float brightness = 1.0 + (initialNoiseTexel.g - 0.5) * flickering;"
-            : "") +
-            (fallBack && horizontalSync !== 0.0 ? "
-                float randval = horizontalSync - initialNoiseTexel.r;
-                float distortionScale = step(0.0, randval) * randval * horizontalSync;
-                float distortionFreq = mix(4.0, 40.0, initialNoiseTexel.g);"
-            : "") +
-            (fallBack && rbgShift !== 0.0 ?"
-                lowp vec4 constantNoise = initialNoiseTexel;" : "") +
+             float rgb2grey(vec3 v){
+                 return dot(v, vec3(0.21, 0.72, 0.04));
+             }
 
-            (staticNoise ? "
-                float noise = staticNoise;" : "") +
+             float isInScreen(vec2 v) {
+                 return min2(step(0.0, v) - step(1.0, v));
+             }
 
-            (screenCurvature !== 0 ? "
-                float distortion = dot(cc, cc) * screenCurvature;
-                vec2 curvatureCoords = (qt_TexCoord0 - cc * (1.0 + distortion) * distortion);
-                vec2 staticCoords = - 2.0 * curvatureCoords + 3.0 * step(vec2(0.0), curvatureCoords) * curvatureCoords - 3.0 * step(vec2(1.0), curvatureCoords) * curvatureCoords;"
-            :"
-                vec2 staticCoords = qt_TexCoord0;") +
+             vec2 barrel(vec2 v, vec2 cc) {" +
 
-            "vec2 coords = staticCoords;" +
+                 (screenCurvature !== 0 ? "
+                     float distortion = dot(cc, cc) * screenCurvature;
+                     return (v - cc * (1.0 + distortion) * distortion);"
+                 :
+                     "return v;") +
+             "}" +
 
-            (horizontalSync !== 0 ? "
-                float dst = sin((coords.y + time * 0.001) * distortionFreq);
-                coords.x += dst * distortionScale;" +
-                (staticNoise ? "
-                    noise += distortionScale * 7.0;" : "")
-            : "") +
+             "vec3 convertWithChroma(vec3 inColor) {
+                vec3 outColor = inColor;" +
 
-            (jitter !== 0 || staticNoise !== 0 || rbgShift !== 0 ?
-                "vec4 noiseTexel = texture2D(noiseSource, scaleNoiseSize * coords + vec2(fract(time / 51.0), fract(time / 237.0)));"
-            : "") +
+                 (chromaColor !== 0 ?
+                     "outColor = fontColor.rgb * mix(vec3(rgb2grey(inColor)), inColor, chromaColor);"
+                 :
+                     "outColor = fontColor.rgb * rgb2grey(inColor);") +
 
-            (jitter !== 0 ? "
-                vec2 offset = vec2(noiseTexel.b, noiseTexel.a) - vec2(0.5);
-                vec2 txt_coords = coords + offset * jitterDisplacement;"
-            :  "vec2 txt_coords = coords;") +
+             "  return outColor;
+             }" +
 
-            "float color = 0.0001;" +
+             "void main() {" +
+                 "vec2 cc = vec2(0.5) - qt_TexCoord0;" +
+                 "float distance = length(cc);" +
 
-            (staticNoise !== 0 ? "
-                float noiseVal = noiseTexel.a;
-                color += noiseVal * noise * (1.0 - distance * 1.3);" : "") +
+                 //FallBack if there are problems
+                 (fallBack && (flickering !== 0.0 || horizontalSync !== 0.0) ?
+                     "vec2 initialCoords = vec2(fract(time/(1024.0*2.0)), fract(time/(1024.0*1024.0)));
+                      vec4 initialNoiseTexel = texture2D(noiseSource, initialCoords);"
+                 : "") +
+                 (fallBack && flickering !== 0.0 ? "
+                     float brightness = 1.0 + (initialNoiseTexel.g - 0.5) * flickering;"
+                 : "") +
+                 (fallBack && horizontalSync !== 0.0 ? "
+                     float randval = horizontalSyncStrength - initialNoiseTexel.r;
+                     float distortionScale = step(0.0, randval) * randval * horizontalSyncStrength;
+                     float distortionFreq = mix(4.0, 40.0, initialNoiseTexel.g);"
+                 : "") +
 
-            (glowingLine !== 0 ? "
-                color += randomPass(coords * virtual_resolution) * glowingLine;" : "") +
+                 (staticNoise ? "
+                     float noise = staticNoise;" : "") +
 
-            "vec3 txt_color = texture2D(source, txt_coords).rgb;" +
+                 (screenCurvature !== 0 ? "
+                     vec2 staticCoords = barrel(qt_TexCoord0, cc);"
+                 :"
+                     vec2 staticCoords = qt_TexCoord0;") +
 
-            (rbgShift !== 0 ? "
-                vec2 displacement = vec2(12.0, 0.0) * rbgShift * (0.6 * constantNoise.r + 0.4);
-                vec3 rightColor = texture2D(source, txt_coords + displacement).rgb;
-                vec3 leftColor = texture2D(source, txt_coords - displacement).rgb;
-                txt_color.r = leftColor.r * 0.10 + rightColor.r * 0.30 + txt_color.r * 0.60;
-                txt_color.g = leftColor.g * 0.20 + rightColor.g * 0.20 + txt_color.g * 0.60;
-                txt_color.b = leftColor.b * 0.30 + rightColor.b * 0.10 + txt_color.b * 0.60;
-            " : "") +
+                 "vec2 coords = qt_TexCoord0;" +
 
-            (burnIn !== 0 ? "
-                vec4 txt_blur = texture2D(burnInSource, staticCoords);
-                float blurDecay = clamp((time - burnInLastUpdate) * burnInTime, 0.0, 1.0);
-                txt_color = max(txt_color, 0.5 * (txt_blur.rgb - vec3(blurDecay)));"
-            : "") +
+                 (horizontalSync !== 0 ? "
+                     float dst = sin((coords.y + time * 0.001) * distortionFreq);
+                     coords.x += dst * distortionScale;" +
 
-             "txt_color *= getScanlineIntensity(coords);" +
+                     (staticNoise ? "
+                         noise += distortionScale * 7.0;" : "")
 
-             "txt_color += vec3(color);" +
-             "float greyscale_color = rgb2grey(txt_color);" +
+                 : "") +
 
-            (chromaColor !== 0 ?
-                "vec3 foregroundColor = mix(fontColor.rgb, txt_color * fontColor.rgb / greyscale_color, chromaColor);
-                 vec3 finalColor = mix(backgroundColor.rgb, foregroundColor, greyscale_color);"
-            :
-                "vec3 finalColor = mix(backgroundColor.rgb, fontColor.rgb, greyscale_color);") +
+                 (jitter !== 0 || staticNoise !== 0 ?
+                     "vec4 noiseTexel = texture2D(noiseSource, scaleNoiseSize * coords + vec2(fract(time / 51.0), fract(time / 237.0)));"
+                 : "") +
 
-            (bloom !== 0 ?
-                "vec4 bloomFullColor = texture2D(bloomSource, coords);
-                 vec3 bloomColor = bloomFullColor.rgb;
-                 float bloomAlpha = bloomFullColor.a;" +
-                (chromaColor !== 0 ?
-                    "bloomColor = fontColor.rgb * mix(vec3(rgb2grey(bloomColor)), bloomColor, chromaColor);"
-                :
-                    "bloomColor = fontColor.rgb * rgb2grey(bloomColor);") +
-                "finalColor += clamp(bloomColor * bloom * bloomAlpha, 0.0, 0.5);"
-            : "") +
+                 (jitter !== 0 ? "
+                     vec2 offset = vec2(noiseTexel.b, noiseTexel.a) - vec2(0.5);
+                     vec2 txt_coords = coords + offset * jitterDisplacement;"
+                 :  "vec2 txt_coords = coords;") +
 
-            (screenCurvature !== 0 ? "
-                vec2 curvatureMask = step(vec2(0.0), curvatureCoords) - step(vec2(1.0), curvatureCoords);
-                finalColor *= clamp(0.0, 1.0, curvatureMask.x + curvatureMask.y);"
-            :"") +
+                 "float color = 0.0001;" +
 
-            (flickering !== 0 ? "
-                finalColor *= brightness;" : "") +
+                 (staticNoise !== 0 ? "
+                     float noiseVal = noiseTexel.a;
+                     color += noiseVal * noise * (1.0 - distance * 1.3);" : "") +
 
-            (ambientLight !== 0 ? "
-                finalColor += vec3(ambientLight) * (1.0 - distance) * (1.0 - distance);" : "") +
+                 (glowingLine !== 0 ? "
+                     color += randomPass(coords * virtual_resolution) * glowingLine;" : "") +
 
+                 "vec3 txt_color = texture2D(screenBuffer, txt_coords).rgb;" +
 
-            "gl_FragColor = vec4(finalColor * screen_brightness, qt_Opacity);" +
-        "}"
+                 (burnIn !== 0 ? "
+                     vec4 txt_blur = texture2D(burnInSource, staticCoords);
+                     float blurDecay = clamp((time - burnInLastUpdate) * burnInTime, 0.0, 1.0);
+                     vec3 burnInColor = 0.65 * (txt_blur.rgb - vec3(blurDecay));
+                     txt_color = max(txt_color, convertWithChroma(burnInColor));"
+                 : "") +
 
-     onStatusChanged: {
-         // Print warning messages
-         if (log)
-             console.log(log);
+                 (slowBurnIn !== 0 ? "
+                     vec4 txt_blur = texture2D(slowBurnInSource, staticCoords);
+                     txt_color = max(txt_color, convertWithChroma(txt_blur.rgb * txt_blur.a));
+                 " : "") +
 
-         // Activate fallback mode
-         if (status == ShaderEffect.Error) {
-            fallBack = true;
+                  "txt_color += fontColor.rgb * vec3(color);" +
+
+                 "vec3 finalColor = txt_color;" +
+
+                 (flickering !== 0 ? "
+                     finalColor *= brightness;" : "") +
+
+                 (ambientLight !== 0 ? "
+                     finalColor += vec3(ambientLight) * (1.0 - distance) * (1.0 - distance);" : "") +
+
+                 (screenCurvature !== 0 ?
+                    "vec4 frameColor = texture2D(frameSource, qt_TexCoord0);
+                     finalColor = mix(finalColor, frameColor.rgb, frameColor.a);"
+                 : "") +
+
+                 "gl_FragColor = vec4(finalColor, qt_Opacity);" +
+             "}"
+
+          onStatusChanged: {
+              // Print warning messages
+              if (log)
+                  console.log(log);
+
+              // Activate fallback mode
+              if (status == ShaderEffect.Error) {
+                 fallBack = true;
+              }
+          }
+     }
+
+     Loader {
+         id: terminalFrameLoader
+
+         active: screenCurvature !== 0
+
+         width: staticShader.width
+         height: staticShader.height
+
+         sourceComponent: ShaderEffectSource {
+
+             sourceItem: terminalFrame
+             hideSource: true
+             visible: false
+             format: ShaderEffectSource.RGBA
+
+             NewTerminalFrame {
+                 id: terminalFrame
+                 blending: false
+                 anchors.fill: parent
+             }
          }
      }
+
+     ShaderEffect {
+         id: staticShader
+
+         width: parent.width * appSettings.windowScaling
+         height: parent.height * appSettings.windowScaling
+
+         property ShaderEffectSource source: parent.source
+         property ShaderEffectSource bloomSource: parent.bloomSource
+
+         property color fontColor: parent.fontColor
+         property color backgroundColor: parent.backgroundColor
+         property real bloom: appSettings.bloom * 2.5
+
+         property real screenCurvature: parent.screenCurvature
+
+         property real chromaColor: appSettings.chromaColor;
+
+         property real rbgShift: (appSettings.rbgShift / width) * appSettings.totalFontScaling // TODO FILIPPO width here is wrong.
+
+         property int rasterization: appSettings.rasterization
+
+         property real screen_brightness: Utils.lint(0.5, 1.5, appSettings.brightness)
+
+         property real ambientLight: parent.ambientLight
+
+         property size virtual_resolution: parent.virtual_resolution
+
+         blending: false
+         visible: false
+
+         //Print the number with a reasonable precision for the shader.
+         function str(num){
+             return num.toFixed(8);
+         }
+
+         fragmentShader: "
+             #ifdef GL_ES
+                 precision mediump float;
+             #endif
+
+             uniform sampler2D source;
+             uniform highp float qt_Opacity;
+             varying highp vec2 qt_TexCoord0;
+
+             uniform highp vec4 fontColor;
+             uniform highp vec4 backgroundColor;
+             uniform lowp float screen_brightness;
+
+             uniform highp vec2 virtual_resolution;" +
+
+             (bloom !== 0 ? "
+                 uniform highp sampler2D bloomSource;
+                 uniform lowp float bloom;" : "") +
+
+             (screenCurvature !== 0 ? "
+                 uniform highp float screenCurvature;" : "") +
+
+             (chromaColor !== 0 ? "
+                 uniform lowp float chromaColor;" : "") +
+
+             (rbgShift !== 0 ? "
+                 uniform lowp float rbgShift;" : "") +
+
+             (ambientLight !== 0 ? "
+                 uniform lowp float ambientLight;" : "") +
+
+             "highp float getScanlineIntensity(vec2 coords) {
+                 float result = 1.0;" +
+
+                (appSettings.rasterization != appSettings.no_rasterization ?
+                    "float val = 0.0;
+                     vec2 rasterizationCoords = fract(coords * virtual_resolution);
+                     val += smoothstep(0.0, 0.5, rasterizationCoords.y);
+                     val -= smoothstep(0.5, 1.0, rasterizationCoords.y);
+                     result *= mix(0.5, 1.0, val);" : "") +
+
+                (appSettings.rasterization == appSettings.pixel_rasterization ?
+                    "val = 0.0;
+                     val += smoothstep(0.0, 0.5, rasterizationCoords.x);
+                     val -= smoothstep(0.5, 1.0, rasterizationCoords.x);
+                     result *= mix(0.5, 1.0, val);" : "") + "
+
+                return result;
+             }
+
+             float min2(vec2 v) {
+                 return min(v.x, v.y);
+             }
+
+             float sum2(vec2 v) {
+                 return v.x + v.y;
+             }
+
+             float rgb2grey(vec3 v){
+                 return dot(v, vec3(0.21, 0.72, 0.04));
+             }" +
+
+             "vec3 convertWithChroma(vec3 inColor) {
+                vec3 outColor = inColor;" +
+
+                 (chromaColor !== 0 ?
+                     "outColor = fontColor.rgb * mix(vec3(rgb2grey(inColor)), inColor, chromaColor);"
+                 :
+                     "outColor = fontColor.rgb * rgb2grey(inColor);") +
+
+             "  return outColor;
+             }" +
+
+
+             "void main() {" +
+                 "vec2 cc = vec2(0.5) - qt_TexCoord0;" +
+
+                 (screenCurvature !== 0 ? "
+                     float distortion = dot(cc, cc) * screenCurvature;
+                     vec2 curvatureCoords = (qt_TexCoord0 - cc * (1.0 + distortion) * distortion);
+                     vec2 txt_coords = - 2.0 * curvatureCoords + 3.0 * step(vec2(0.0), curvatureCoords) * curvatureCoords - 3.0 * step(vec2(1.0), curvatureCoords) * curvatureCoords;"
+                 :"
+                     vec2 txt_coords = qt_TexCoord0;") +
+
+                 "vec3 txt_color = texture2D(source, txt_coords).rgb;" +
+
+                 (rbgShift !== 0 ? "
+                     vec2 displacement = vec2(12.0, 0.0) * rbgShift;
+                     vec3 rightColor = texture2D(source, txt_coords + displacement).rgb;
+                     vec3 leftColor = texture2D(source, txt_coords - displacement).rgb;
+                     txt_color.r = leftColor.r * 0.10 + rightColor.r * 0.30 + txt_color.r * 0.60;
+                     txt_color.g = leftColor.g * 0.20 + rightColor.g * 0.20 + txt_color.g * 0.60;
+                     txt_color.b = leftColor.b * 0.30 + rightColor.b * 0.10 + txt_color.b * 0.60;
+                 " : "") +
+
+                  "txt_color *= getScanlineIntensity(txt_coords);" +
+
+                  "txt_color += vec3(0.0001);" +
+                  "float greyscale_color = rgb2grey(txt_color);" +
+
+                 (screenCurvature !== 0 ? "
+                     float reflectionMask = sum2(step(vec2(0.0), curvatureCoords) - step(vec2(1.0), curvatureCoords));
+                     reflectionMask = clamp(reflectionMask, 0.0, 1.0);"
+                 :
+                     "float reflectionMask = 1.0;") +
+
+                 (chromaColor !== 0 ?
+                     "vec3 foregroundColor = mix(fontColor.rgb, txt_color * fontColor.rgb / greyscale_color, chromaColor);
+                      vec3 finalColor = mix(backgroundColor.rgb, foregroundColor, greyscale_color * reflectionMask);"
+                 :
+                     "vec3 finalColor = mix(backgroundColor.rgb, fontColor.rgb, greyscale_color * reflectionMask);") +
+
+                     (bloom !== 0 ?
+                         "vec4 bloomFullColor = texture2D(bloomSource, txt_coords);
+                          vec3 bloomColor = bloomFullColor.rgb;
+                          float bloomAlpha = bloomFullColor.a;
+                          bloomColor = convertWithChroma(bloomColor);
+                          finalColor += clamp(bloomColor * bloom * bloomAlpha, 0.0, 0.5);"
+                     : "") +
+
+                 "finalColor *= screen_brightness;" +
+
+                 "gl_FragColor = vec4(finalColor, qt_Opacity);" +
+             "}"
+
+         onStatusChanged: {
+             // Print warning messages
+             if (log) console.log(log);
+         }
+     }
+
+     ShaderEffectSource {
+         id: frameBuffer
+         visible: false
+         sourceItem: staticShader
+         hideSource: true
+     }
 }

app/qml/SlowBurnIn.qml

@@ -0,0 +1,122 @@
+import QtQuick 2.0
+
+import "utils.js" as Utils
+
+Loader {
+    property ShaderEffectSource source: item ? item.source : null
+
+    active: !appSettings.useFastBurnIn && appSettings.burnIn !== 0
+
+    anchors.fill: parent
+
+    sourceComponent: Item {
+        property alias source: burnInSourceEffect
+
+        property int burnInScaling: scaleTexture * appSettings.burnInQuality
+
+        ShaderEffectSource {
+            property bool updateBurnIn: false
+            property real burnIn: appSettings.burnIn
+            property real fps: appSettings.fps !== 0 ? appSettings.fps : 60
+            property real burnInFadeTime: Utils.lint(minBurnInFadeTime, maxBurnInFadeTime, burnIn)
+            property real burnInCoefficient: 1000 / (fps * burnInFadeTime)
+            property real minBurnInFadeTime: appSettings.minBurnInFadeTime
+            property real maxBurnInFadeTime: appSettings.maxBurnInFadeTime
+
+            id: burnInSourceEffect
+
+            anchors.fill: parent
+
+            sourceItem: burnInEffect
+            recursive: true
+            live: false
+            hideSource: true
+            wrapMode: kterminalSource.wrapMode
+
+            visible: false
+
+            function restartBlurSource(){
+                livetimer.restart();
+            }
+
+            // This updates the burnin synched with the timer.
+            Connections {
+                target: burnInSourceEffect.updateBurnIn ? timeManager : null
+                ignoreUnknownSignals: false
+                onTimeChanged: {
+                    burnInSourceEffect.scheduleUpdate();
+                }
+            }
+
+            Timer{
+                id: livetimer
+
+                // The interval assumes 60 fps. This is the time needed burnout a white pixel.
+                // We multiply 1.1 to have a little bit of margin over the theoretical value.
+                // This solution is not extremely clean, but it's probably the best to avoid measuring fps.
+
+                interval: burnInSourceEffect.burnInFadeTime * 1.1
+                running: true
+                onTriggered: burnInSourceEffect.updateBurnIn = false;
+            }
+            Connections{
+                target: kterminal
+                onImagePainted:{
+                    burnInSourceEffect.scheduleUpdate();
+                    burnInSourceEffect.updateBurnIn = true;
+                    livetimer.restart();
+                }
+            }
+            // Restart blurred source settings change.
+            Connections{
+                target: appSettings
+                onBurnInChanged: burnInSourceEffect.restartBlurSource();
+                onTerminalFontChanged: burnInSourceEffect.restartBlurSource();
+                onRasterizationChanged: burnInSourceEffect.restartBlurSource();
+                onBurnInQualityChanged: burnInSourceEffect.restartBlurSource();
+            }
+            Connections {
+                target: kterminalScrollbar
+                onOpacityChanged: burnInSourceEffect.restartBlurSource();
+            }
+
+            ShaderEffect {
+                id: burnInEffect
+
+                property variant txt_source: kterminalSource
+                property variant blurredSource: burnInSourceEffect
+                property real burnInCoefficient: burnInSourceEffect.burnInCoefficient
+
+                anchors.fill: parent
+                blending: false
+
+                fragmentShader:
+                    "#ifdef GL_ES
+                    precision mediump float;
+                #endif\n" +
+
+                "uniform lowp float qt_Opacity;" +
+                "uniform lowp sampler2D txt_source;" +
+
+                "varying highp vec2 qt_TexCoord0;
+             uniform lowp sampler2D blurredSource;
+             uniform highp float burnInCoefficient;" +
+
+                "float max3(vec3 v) {
+                     return max (max (v.x, v.y), v.z);
+                }" +
+
+                "void main() {" +
+                    "vec2 coords = qt_TexCoord0;" +
+                    "vec3 origColor = texture2D(txt_source, coords).rgb;" +
+                    "vec3 blur_color = texture2D(blurredSource, coords).rgb - vec3(burnInCoefficient);" +
+                    "vec3 color = min(origColor + blur_color, max(origColor, blur_color));" +
+
+                    "gl_FragColor = vec4(color, max3(color - origColor));" +
+                "}"
+
+                onStatusChanged: if (log) console.log(log) //Print warning messages
+            }
+        }
+    }
+}

app/qml/TerminalContainer.qml

@@ -10,10 +10,9 @@ ShaderTerminal {
     id: mainShader
     opacity: appSettings.windowOpacity * 0.3 + 0.7
 
-    blending: false
-
     source: terminal.mainSource
     burnInEffect: terminal.burnInEffect
+    slowBurnInEffect: terminal.slowBurnInEffect
     virtual_resolution: terminal.virtualResolution
 
     TimeManager{
@@ -36,7 +35,7 @@ ShaderTerminal {
         height: parent.height * appSettings.bloomQuality
 
         sourceComponent: FastBlur{
-            radius: Utils.lint(16, 64, appSettings.bloomQuality * appSettings.windowScaling);
+            radius: Utils.lint(16, 64, appSettings.bloomQuality);
             source: terminal.mainSource
             transparentBorder: true
         }
@@ -56,11 +55,11 @@ ShaderTerminal {
 
     bloomSource: bloomSourceLoader.item
 
-    NewTerminalFrame {
-        id: terminalFrame
-        anchors.fill: parent
-        blending: true
-    }
+//    NewTerminalFrame {
+//        id: terminalFrame
+//        anchors.fill: parent
+//        blending: true
+//    }
 
     // This shader might be useful in the future. Since we used it only for a couple
     // of calculations is probably best to move those in the main shader. If in the future

app/qml/main.qml

@@ -137,13 +137,8 @@ ApplicationWindow{
     TerminalContainer{
         id: terminalContainer
         y: appSettings.showMenubar ? 0 : -2 // Workaroud to hide the margin in the menubar.
-        width: parent.width * appSettings.windowScaling
-        height: (parent.height + Math.abs(y)) * appSettings.windowScaling
-
-        transform: Scale {
-            xScale: 1 / appSettings.windowScaling
-            yScale: 1 / appSettings.windowScaling
-        }
+        width: parent.width
+        height: (parent.height + Math.abs(y))
     }
     SettingsWindow{
         id: settingswindow

app/qml/resources.qrc

@@ -23,7 +23,7 @@
         <file>fonts/1971-ibm-3278/3270Medium.ttf</file>
         <file>Storage.qml</file>
         <file>CRTMainMenuBar.qml</file>
-        <file>SettingsPerformanceTab.qml</file>
+        <file>SettingsAdvancedTab.qml</file>
         <file>TerminalContainer.qml</file>
         <file>images/crt256.png</file>
         <file>utils.js</file>
@@ -32,7 +32,6 @@
         <file>fonts/modern-pro-font-win-tweaked/ProFontWindows.ttf</file>
         <file>fonts/modern-hermit/Hermit-medium.otf</file>
         <file>fonts/modern-inconsolata/Inconsolata.otf</file>
-        <file>SettingsScreenTab.qml</file>
         <file>fonts/modern-fixedsys-excelsior/FSEX301-L2.ttf</file>
         <file>../icons/32x32/cool-retro-term.png</file>
         <file>Components/SizedLabel.qml</file>
@@ -44,5 +43,6 @@
         <file>BurnInEffect.qml</file>
         <file>fonts/modern-terminus/TerminusTTF-4.46.0.ttf</file>
         <file>NewTerminalFrame.qml</file>
+        <file>SlowBurnIn.qml</file>
     </qresource>
 </RCC>

packaging/debian/cool-retro-term.1

@@ -30,14 +30,17 @@ Print a help screen and exit.
 \fB\-p\fR \fIPROFILE\fR, \fB\-\-profile\fR \fIPROFILE\fR
 Run with the given profile.
 .TP
-\fB\-\-workdir\fR \fIDIR\fR
-Start with \fIDIR\fR as the working directory.
+\fB\-T\fR \fITITLE\fR
+Use \fITITLE\fR as the window title.
 .TP
 \fB\-\-verbose\fR
 Print additional information such as profiles and settings.
 .TP
 \fB\-v\fR, \fB\-\-version\fR
 Print the version number and exit.
+.TP
+\fB\-\-workdir\fR \fIDIR\fR
+Start with \fIDIR\fR as the working directory.
 .SH LICENCE
 This program is available under the terms of the GNU General Public License,
 version 3 or any later version, as published by the Free Software Foundation.

snap/snapcraft.yaml

@@ -1,15 +1,19 @@
 name: cool-retro-term # check to see if it's available
-version: '1.1.0' # this is freakin' awesome
-summary: cool-retro-term is a terminal emulator. # 79 char long summary
+version: '1.1.1' # this is freakin' awesome
+summary: cool-retro-term is a cool and retro terminal emulator. # 79 char long summary
 description: |
   cool-retro-term is a terminal emulator which mimics the look and feel of the old cathode tube screens. It has been designed to be eye-candy, customizable, and reasonably lightweight.
 grade: stable # must be 'stable' to release into candidate/stable channels
-confinement: strict # use 'strict' once you have the right plugs
+confinement: classic # use 'strict' once you have the right plugs
+
+base: core18
 
 apps:
   cool-retro-term:
-    command: desktop-launch $SNAP/usr/bin/cool-retro-term
+    command: bin/desktop-launch $SNAP/usr/bin/cool-retro-term
     desktop: usr/share/applications/cool-retro-term.desktop
+    environment:
+      QML2_IMPORT_PATH: $SNAP/usr/lib/x86_64-linux-gnu/qt5/qml
     plugs:
       - unity7
       - x11
@@ -27,13 +31,38 @@ apps:
       - system-observe
       
 parts:
+  desktop-qt5:
+    source: https://github.com/ubuntu/snapcraft-desktop-helpers.git
+    source-subdir: qt
+    plugin: make
+    make-parameters: ["FLAVOR=qt5"]
+    build-packages:
+      - build-essential
+      - qtbase5-dev
+      - dpkg-dev
+    stage-packages:
+      - libxkbcommon0
+      - ttf-ubuntu-font-family
+      - dmz-cursor-theme
+      - light-themes
+      - adwaita-icon-theme
+      - gnome-themes-standard
+      - shared-mime-info
+      - libqt5gui5
+      - libgdk-pixbuf2.0-0
+      - libqt5svg5 # for loading icon themes which are svg
+      - try: [appmenu-qt5] # not available on core18
+      - locales-all
+      - xdg-user-dirs
+      - fcitx-frontend-qt5
+
   my-part:
     source: https://github.com/Swordfish90/cool-retro-term
     source-type: git
     plugin: qmake # See 'snapcraft plugins'
     qt-version: qt5
     after: [desktop-qt5]
-    
+
     build-packages:
       - build-essential 
       - qmlscene 
@@ -44,11 +73,12 @@ parts:
     stage-packages: 
       - qmlscene
       - qml-module-qtquick-controls 
-      - qtdeclarative5-qtquick2-plugin 
-      - libqt5qml-graphicaleffects 
+      - qml-module-qtquick2
+      - qml-module-qtgraphicaleffects
       - qml-module-qtquick-dialogs 
-      - qtdeclarative5-localstorage-plugin 
-      - qtdeclarative5-window-plugin
+      - qml-module-qtquick-localstorage
+      - qml-module-qtquick-window2
       - libgl1-mesa-dev
       - qtdeclarative5-dev-tools
       - qml-module-qtquick-extras
+