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Move frame to separate framebuffer. This fixes some glitches in terminal

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frame.
This commit is contained in:
Filippo Scognamiglio
2018-12-13 23:55:07 +01:00
parent 633e4e642c
commit 0431103a1d
2 changed files with 53 additions and 36 deletions
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78
app/qml/ShaderTerminal.qml
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@@ -44,6 +44,7 @@ Item {
property ShaderEffectSource screenBuffer: frameBuffer
property ShaderEffectSource burnInSource: burnInEffect.source
property ShaderEffectSource frameSource: terminalFrameLoader.item
property color fontColor: parent.fontColor
property color backgroundColor: parent.backgroundColor
@@ -167,7 +168,8 @@ Item {
uniform lowp sampler2D noiseSource;
uniform highp vec2 scaleNoiseSize;" : "") +
(screenCurvature !== 0 ? "
uniform highp float screenCurvature;" : "") +
uniform highp float screenCurvature;
uniform lowp sampler2D frameSource;" : "") +
(glowingLine !== 0 ? "
uniform highp float glowingLine;" : "") +
(chromaColor !== 0 ? "
@@ -247,12 +249,9 @@ Item {
float noise = staticNoise;" : "") +
(screenCurvature !== 0 ? "
vec2 curvatureCoords = barrel(qt_TexCoord0, cc);
float staticInScreen = min2(step(0.0, curvatureCoords) - step(1.0, curvatureCoords));
vec2 staticCoords = curvatureCoords;"
vec2 staticCoords = barrel(qt_TexCoord0, cc);"
:"
vec2 staticCoords = qt_TexCoord0;
float staticInScreen = 1.0;") +
vec2 staticCoords = qt_TexCoord0;") +
"vec2 coords = qt_TexCoord0;" +
@@ -283,10 +282,7 @@ Item {
(glowingLine !== 0 ? "
color += randomPass(coords * virtual_resolution) * glowingLine;" : "") +
"txt_coords = mix(qt_TexCoord0, txt_coords, staticInScreen);
float inScreen2 = isInScreen(barrel(txt_coords, cc));
vec3 origTxtColor = texture2D(screenBuffer, txt_coords).rgb;
vec3 txt_color = mix(backgroundColor.rgb, origTxtColor, inScreen2);" +
"vec3 txt_color = texture2D(screenBuffer, txt_coords).rgb;" +
(burnIn !== 0 ? "
vec4 txt_blur = texture2D(burnInSource, staticCoords);
@@ -305,13 +301,12 @@ Item {
(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);"
: "") +
"float inShadow = 1.0 - min2(smoothstep(0.0, shadowLength, staticCoords) - smoothstep(1.0 - shadowLength, 1.0, staticCoords));
inShadow = pow(inShadow, 100.0) + 0.35 * inShadow * inShadow; // Inner shadow and antialiasing when screen background is bright.
finalColor = mix(finalColor, vec3(0.0), inShadow);
finalColor = mix(origTxtColor, finalColor, staticInScreen);
gl_FragColor = vec4(finalColor, qt_Opacity);" +
"gl_FragColor = vec4(finalColor, qt_Opacity);" +
"}"
onStatusChanged: {
@@ -326,6 +321,29 @@ Item {
}
}
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
@@ -415,6 +433,10 @@ Item {
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));
}" +
@@ -457,11 +479,17 @@ Item {
"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(0.0, 1.0, reflectionMask);"
:
"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);"
vec3 finalColor = mix(backgroundColor.rgb, foregroundColor, greyscale_color * reflectionMask);"
:
"vec3 finalColor = mix(backgroundColor.rgb, fontColor.rgb, greyscale_color);") +
"vec3 finalColor = mix(backgroundColor.rgb, fontColor.rgb, greyscale_color * reflectionMask);") +
(bloom !== 0 ?
"vec4 bloomFullColor = texture2D(bloomSource, txt_coords);
@@ -473,23 +501,9 @@ Item {
"finalColor *= screen_brightness;" +
(screenCurvature !== 0 ? "
vec2 curvatureMask = step(vec2(0.0), curvatureCoords) - step(vec2(1.0), curvatureCoords);
finalColor *= clamp(0.0, 1.0, curvatureMask.x + curvatureMask.y);"
:"") +
"gl_FragColor = vec4(finalColor, qt_Opacity);" +
"}"
Loader {
anchors.fill: parent
active: screenCurvature !== 0
sourceComponent: NewTerminalFrame {
blending: true
}
}
onStatusChanged: {
// Print warning messages
if (log) console.log(log);