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gdi32: Don't bother computing the gamma ramp when not used. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-05-03 09:48:00 +02:00
parent ea50d41b3f
commit f2068ec438
1 changed files with 6 additions and 3 deletions
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9
dlls/gdi32/font.c
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@ -4009,10 +4009,13 @@ static void init_font_options(void)
This looks roughly similar to Windows Native with the same registry value. This looks roughly similar to Windows Native with the same registry value.
MS GDI seems to be rasterizing the outline at a different rate than FreeType. */ MS GDI seems to be rasterizing the outline at a different rate than FreeType. */
gamma = 1000 * gamma / 1400; gamma = 1000 * gamma / 1400;
for (i = 0; i < 256; i++) if (gamma != 1000)
{ {
font_gamma_ramp.encode[i] = pow( i / 255., 1000. / gamma ) * 255. + .5; for (i = 0; i < 256; i++)
font_gamma_ramp.decode[i] = pow( i / 255., gamma / 1000. ) * 255. + .5; {
font_gamma_ramp.encode[i] = pow( i / 255., 1000. / gamma ) * 255. + .5;
font_gamma_ramp.decode[i] = pow( i / 255., gamma / 1000. ) * 255. + .5;
}
} }
font_gamma_ramp.gamma = gamma; font_gamma_ramp.gamma = gamma;
TRACE("gamma %d\n", font_gamma_ramp.gamma); TRACE("gamma %d\n", font_gamma_ramp.gamma);