vkBasalt - Sharpening und Antialiasing Filter
Mit vkBasalt lässt sich auf alle Vulkan spiele (also auch alle DirectX Spiele unter Linux, aufgrund DXVK) ein Schärfe-Filter anwenden. Dies kann die Spielszene verschönern und auch helfen, z.B. Gegner schneller zu erkennen.
Installiere vkBasalt. Eine Config-Datei kann z.B. unter /etc/vkBasalt/vkBasalt.conf
angelegt werden.
Beispiel Config für CAS (Contrast Adaptive Sharpening).
vkBasalt.conf
#effects is a colon seperated list of effect to use
#e.g.: effects = fxaa:cas
#effects will be run in order from left to right
#one effect can be run multiple times e.g. smaa:smaa:cas
#cas - Contrast Adaptive Sharpening
#dls - Denoised Luma Sharpening
#fxaa - Fast Approximate Anti-Aliasing
#smaa - Enhanced Subpixel Morphological Antialiasing
#lut - Color LookUp Table
effects = cas
#reshadeTexturePath = "/path/to/reshade-shaders/Textures"
#reshadeIncludePath = "/path/to/reshade-shaders/Shaders"
#depthCapture = off
#toggleKey toggles the effects on/off
#toggleKey = Home
#enableOnLaunch sets if the effects are enabled when started
enableOnLaunch = True
#casSharpness specifies the amount of sharpning in the CAS shader.
#0.0 less sharp, less artefacts, but not off
#1.0 maximum sharp more artefacts
#Everything in between is possible
#negative values sharpen even less, up to -1.0 make a visible difference
casSharpness = 0.8
#dlsSharpness specifies the amount of sharpening in the Denoised Luma Sharpening shader.
#Increase to sharpen details within the image.
#0.0 less sharp, less artefacts, but not off
#1.0 maximum sharp more artefacts
#dlsSharpness = 0.5
#dlsDenoise specifies the amount of denoising in the Denoised Luma Sharpening shader.
#Increase to limit how intensely film grain within the image gets sharpened.
#0.0 min
#1.0 max
#dlsDenoise = 0.17
#fxaaQualitySubpix can effect sharpness.
#1.00 - upper limit (softer)
#0.75 - default amount of filtering
#0.50 - lower limit (sharper, less sub-pixel aliasing removal)
#0.25 - almost off
#0.00 - completely off
#fxaaQualitySubpix = 0.75
#fxaaQualityEdgeThreshold is the minimum amount of local contrast required to apply algorithm.
#0.333 - too little (faster)
#0.250 - low quality
#0.166 - default
#0.125 - high quality
#0.063 - overkill (slower)
#fxaaQualityEdgeThreshold = 0.125
#fxaaQualityEdgeThresholdMin trims the algorithm from processing darks.
#0.0833 - upper limit (default, the start of visible unfiltered edges)
#0.0625 - high quality (faster)
#0.0312 - visible limit (slower)
#Special notes: due to the current implementation you
#Likely want to set this to zero.
#As colors that are mostly not-green
#will appear very dark in the green channel!
#Tune by looking at mostly non-green content,
#then start at zero and increase until aliasing is a problem.
#fxaaQualityEdgeThresholdMin = 0.0312
#smaaEdgeDetection changes the edge detection shader
#luma - default
#color - might catch more edges, but is more expensive
#smaaEdgeDetection = luma
#smaaThreshold specifies the threshold or sensitivity to edges
#Lowering this value you will be able to detect more edges at the expense of performance.
#Range: [0, 0.5]
#0.1 is a reasonable value, and allows to catch most visible edges.
#0.05 is a rather overkill value, that allows to catch 'em all.
#smaaThreshold = 0.05
#smaaMaxSearchSteps specifies the maximum steps performed in the horizontal/vertical pattern searches
#Range: [0, 112]
#4 - low
#8 - medium
#16 - high
#32 - ultra
#smaaMaxSearchSteps = 32
#smaaMaxSearchStepsDiag specifies the maximum steps performed in the diagonal pattern searches
#Range: [0, 20]
#0 - low, medium
#8 - high
#16 - ultra
#smaaMaxSearchStepsDiag = 16
#smaaCornerRounding specifies how much sharp corners will be rounded
#Range: [0, 100]
#25 is a reasonable value
#smaaCornerRounding = 25
#lutFile is the path to the LUT file that will be used
#supported are .CUBE files and .png with width == height * height
#lutFile = "/path/to/lut"
Alternativ kann die Config-Datei auch im Ausführungsverzeichnis des jeweiligen Spiels hinterlegt werden (selber Dateiname). Sofern die Variable VKBASALT_CONFIG_FILE
nicht verwendet wird, sollte die im Ausführungsverzeichnis hinterlegte Datei immer zuerst geladen werden.
VkBasalt wird schließlich mit der Variable ENABLE_VKBASALT=1
aktiviert.
Beispiel für Steam:
Beispiel für Lutris:
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