gbdev/rgbds
1
0
Fork 0
mirror of https://github.com/gbdev/rgbds.git synced 2025-12-05 09:17:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

Clarify documentation of rgbgfx -C/--color-curve (#1864)

Browse Source
This commit is contained in:
Rangi
2025-12-04 10:49:23 -05:00
committed by GitHub
parent 0d3276975e
commit a6eb6457d8
1 changed files with 11 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
man/rgbgfx.1
View File

@@ -143,9 +143,17 @@ Set the base IDs for tile map output.
should be one or two numbers between 0 and 255, separated by a comma; they are for bank 0 and bank 1 respectively.
Both default to 0.
.It Fl C , Fl \-color-curve
When generating palettes, use a color curve mimicking the Game Boy Color's screen.
The resulting colors may look closer to the input image's
.Sy on hardware and accurate emulators .
Modifies the color palettes
.Pq whether they are generated from the input image or taken from an input palette specification
with a color curve mimicking the Game Boy Color's screen.
This adjusts the
.Em absolute
RGB color values so that the
.Em perceived
colors, when displayed on Game Boy Color hardware
.Pq or an emulator with an accurate display filter ,
will look like the original colors as displayed on a backlit computer screen.
Note that GBC displays can look very different depending on the ambient light and their exact hardware model, so this color curve is only a "best effort".
.It Fl c Ar pal_spec , Fl \-colors Ar pal_spec
Use the specified color palettes instead of having
.Nm