use newline char instead flushing

Reviewed-on: #801

app/app.pro

@@ -16,7 +16,7 @@ macx:ICON = icons/crt.icns
 RESOURCES += qml/resources.qrc
 
 #########################################
-##              INTALLS
+##              INSTALLS
 #########################################
 
 target.path += /usr/bin/

app/main.cpp

@@ -49,15 +49,15 @@ int main(int argc, char *argv[])
 
     if (argc>1 && (!strcmp(argv[1],"-h") || !strcmp(argv[1],"--help"))) {
         QTextStream cout(stdout, QIODevice::WriteOnly);
-        cout << "Usage: " << argv[0] << " [--default-settings] [--workdir <dir>] [--program <prog>] [-p|--profile <prof>] [--fullscreen] [-h|--help]" << endl;
+        cout << "Usage: " << argv[0] << " [--default-settings] [--workdir <dir>] [--program <prog>] [-p|--profile <prof>] [--fullscreen] [-h|--help]" << '\n';
-        cout << "  --default-settings  Run cool-retro-term with the default settings" << endl;
+        cout << "  --default-settings  Run cool-retro-term with the default settings" << '\n';
-        cout << "  --workdir <dir>     Change working directory to 'dir'" << endl;
+        cout << "  --workdir <dir>     Change working directory to 'dir'" << '\n';
-        cout << "  -e <cmd>            Command to execute. This option will catch all following arguments, so use it as the last option." << endl;
+        cout << "  -e <cmd>            Command to execute. This option will catch all following arguments, so use it as the last option." << '\n';
-        cout << "  -T <title>          Set window title to 'title'." << endl;
+        cout << "  -T <title>          Set window title to 'title'." << '\n';
-        cout << "  --fullscreen        Run cool-retro-term in fullscreen." << endl;
+        cout << "  --fullscreen        Run cool-retro-term in fullscreen." << '\n';
-        cout << "  -p|--profile <prof> Run cool-retro-term with the given profile." << endl;
+        cout << "  -p|--profile <prof> Run cool-retro-term with the given profile." << '\n';
-        cout << "  -h|--help           Print this help." << endl;
+        cout << "  -h|--help           Print this help." << '\n';
-        cout << "  --verbose           Print additional information such as profiles and settings." << endl;
+        cout << "  --verbose           Print additional information such as profiles and settings." << '\n';
         return 0;
     }
 
@@ -65,7 +65,7 @@ int main(int argc, char *argv[])
 
     if (argc>1 && (!strcmp(argv[1],"-v") || !strcmp(argv[1],"--version"))) {
         QTextStream cout(stdout, QIODevice::WriteOnly);
-        cout << "cool-retro-term " << appVersion << endl;
+        cout << "cool-retro-term " << appVersion << '\n';
         return 0;
     }
 

app/qml/ApplicationSettings.qml

@@ -32,7 +32,7 @@ QtObject {
     readonly property real maximumFontScaling: 2.50
 
     readonly property real minBurnInFadeTime: 160
-    readonly property real maxBurnInFadeTime: 1600
+    readonly property real maxBurnInFadeTime: 160000
 
     property bool isMacOS: Qt.platform.os === "osx"
 
@@ -613,7 +613,7 @@ QtObject {
             builtin: true
         }
         ListElement {
-            text: "IBM Dos"
+            text: "IBM DOS"
             obj_string: '{
                 "ambientLight": 0.151,
                 "backgroundColor": "#000000",

app/qml/BurnInEffect.qml

@@ -29,8 +29,8 @@ Loader {
     property real lastUpdate: 0
     property real prevLastUpdate: 0
 
-    property real burnIn: appSettings.burnIn
+    property real burnIn: appSettings.burnIn;
-    property real burnInFadeTime: 1 / Utils.lint(_minBurnInFadeTime, _maxBurnInFadeTime, burnIn)
+    property real burnInFadeTime: (1 / Utils.lint(_minBurnInFadeTime, _maxBurnInFadeTime, burnIn))*64
     property real _minBurnInFadeTime: appSettings.minBurnInFadeTime
     property real _maxBurnInFadeTime: appSettings.maxBurnInFadeTime
 
@@ -146,9 +146,8 @@ Loader {
                     float prevMask = accColor.a;
                     float currMask = rgb2grey(txtColor);
 
-                    highp float blurDecay = clamp((lastUpdate - prevLastUpdate) * burnInTime, 0.0, 1.0);
+                    highp float blurDecay = clamp(pow(0.5, burnInTime * (lastUpdate - prevLastUpdate)), 0.0, 1.0);
-                    blurDecay = max(0.0, blurDecay - prevMask);
+                    vec3 blurColor = accColor.rgb * vec3(blurDecay);
-                    vec3 blurColor = accColor.rgb - vec3(blurDecay);
                     vec3 color = max(blurColor, txtColor);
 
                     gl_FragColor = vec4(color, currMask);

app/qml/ShaderTerminal.qml

@@ -302,8 +302,8 @@ Item {
 
                  (burnIn !== 0 ? "
                      vec4 txt_blur = texture2D(burnInSource, staticCoords);
-                     float blurDecay = clamp((time - burnInLastUpdate) * burnInTime, 0.0, 1.0);
+                     float blurDecay = clamp(pow(0.5, burnInTime * (time - burnInLastUpdate)), 0.0, 1.0);
-                     vec3 burnInColor = 0.65 * (txt_blur.rgb - vec3(blurDecay));
+                     vec3 burnInColor = txt_blur.rgb * vec3(blurDecay);
                      txt_color = max(txt_color, convertWithChroma(burnInColor));"
                  : "") +