Edge borders are now slightly smoother.

app/PreprocessedTerminal.qml

@@ -342,10 +342,40 @@ Item{
     }
 
     // RASTERIZATION //////////////////////////////////////////////////////////
+    ShaderEffect{
+        id: rasterizationContainer
+        width: frame.sourceRect.width
+        height: frame.sourceRect.height
+        property size offset: Qt.size(width - rasterizationEffect.width, height - rasterizationEffect.height)
+        property size txtRes: Qt.size(width, height)
+
+        blending: false
+
+        fragmentShader:
+            "uniform lowp float qt_Opacity;
+             uniform highp vec2 offset;
+             uniform highp vec2 txtRes;" +
+
+            "varying highp vec2 qt_TexCoord0;" +
+
+            "void main() {" +
+                "float color = 1.0;
+                 color *= smoothstep(0.0, offset.x / txtRes.x, qt_TexCoord0.x);
+                 color *= smoothstep(0.0, offset.y / txtRes.y, qt_TexCoord0.y);
+                 color *= smoothstep(0.0, offset.x / txtRes.x, 1.0 - qt_TexCoord0.x);
+                 color *= smoothstep(0.0, offset.y / txtRes.y, 1.0 - qt_TexCoord0.y);" +
+
+                "float distance = length(vec2(0.5) - qt_TexCoord0);" +
+                "color = mix(color, 0.0, 1.2 * distance * distance);" +
+
+                "gl_FragColor.a = color;" +
+            "}"
 
         ShaderEffect {
             id: rasterizationEffect
-        anchors.fill: parent
+            width: terminalContainer.width
+            height: terminalContainer.height
+            anchors.centerIn: parent
             property size virtual_resolution: terminalContainer.virtual_resolution
 
             blending: false
@@ -366,18 +396,18 @@ Item{
                      }" +
 
             "void main() {" +
-            "float distance = length(vec2(0.5) - qt_TexCoord0);" +
-
                 "float color = getScanlineIntensity(qt_TexCoord0);" +
+
+                "float distance = length(vec2(0.5) - qt_TexCoord0);" +
                 "color = mix(color, 0.0, 1.2 * distance * distance);" +
 
                 "gl_FragColor.a = color;" +
             "}"
         }
+    }
     ShaderEffectSource{
         id: rasterizationEffectSource
-        sourceItem: rasterizationEffect
+        sourceItem: rasterizationContainer
-        sourceRect: frame.sourceRect
         hideSource: true
         smooth: true
         format: ShaderEffectSource.Alpha

app/app.qmlproject.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 3.0.1, 2014-07-07T00:26:31. -->
+<!-- Written by QtCreator 3.0.1, 2014-07-09T00:22:58. -->
 <qtcreator>
  <data>
   <variable>ProjectExplorer.Project.ActiveTarget</variable>