- further math tweaks

This commit is contained in:
Rachael Alexanderson 2018-08-06 21:51:23 -04:00
parent cdd77ad5fa
commit 0cfe79d85d

View file

@ -17,12 +17,12 @@ vec4 ApplyGamma(vec4 c)
return vec4(val, c.a);
}
float halfstep = 15./32.;
float halfstep = 1./32.;
float DitherMatrix[16] = float[](
0.0 / 16.0 - halfstep, 8.0 / 16.0 - halfstep, 2.0 / 16.0 - halfstep, 10.0 / 16.0 - halfstep,
12.0 / 16.0 - halfstep, 4.0 / 16.0 - halfstep, 14.0 / 16.0 - halfstep, 6.0 / 16.0 - halfstep,
3.0 / 16.0 - halfstep, 11.0 / 16.0 - halfstep, 1.0 / 16.0 - halfstep, 9.0 / 16.0 - halfstep,
15.0 / 16.0 - halfstep, 7.0 / 16.0 - halfstep, 13.0 / 16.0 - halfstep, 5.0 / 16.0 - halfstep
0.0 / 16.0 + halfstep, 8.0 / 16.0 + halfstep, 2.0 / 16.0 + halfstep, 10.0 / 16.0 + halfstep,
12.0 / 16.0 + halfstep, 4.0 / 16.0 + halfstep, 14.0 / 16.0 + halfstep, 6.0 / 16.0 + halfstep,
3.0 / 16.0 + halfstep, 11.0 / 16.0 + halfstep, 1.0 / 16.0 + halfstep, 9.0 / 16.0 + halfstep,
15.0 / 16.0 + halfstep, 7.0 / 16.0 + halfstep, 13.0 / 16.0 + halfstep, 5.0 / 16.0 + halfstep
);
vec4 Dither(vec4 c, float colorscale)