sascha/cool-retro-term
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Code Issues Releases Wiki Activity

Edge borders are now slightly smoother.

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This commit is contained in:
Filippo Scognamiglio 2014-07-09 01:11:22 +02:00
parent 8ec688f1d9
commit ef3303134d
2 changed files with 55 additions and 25 deletions
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40
app/PreprocessedTerminal.qml
View File

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

2
app/app.qmlproject.user
View File

@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?> <?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE QtCreatorProject> <!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> <qtcreator>
<data> <data>
<variable>ProjectExplorer.Project.ActiveTarget</variable> <variable>ProjectExplorer.Project.ActiveTarget</variable>