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fix a small math error in -samples causing it to only ever consider 2/3 of the length of each luxel

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Rudolf Polzer
2010-09-21 22:04:55 +02:00
parent 5f44865ec2
commit 07cf00e0a2
1 changed files with 3 additions and 2 deletions
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5
tools/quake3/q3map2/light_ydnar.c
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@@ -1834,7 +1834,7 @@ static void SubsampleRawLuxel_r( rawLightmap_t *lm, trace_t *trace, vec3_t sampl
{
if( cluster[ b ] < 0 )
continue;
SubsampleRawLuxel_r( lm, trace, origin[ b ], x, y, (bias * 0.25f), luxel[ b ] );
SubsampleRawLuxel_r( lm, trace, origin[ b ], x, y, (bias / 3.0f), luxel[ b ] );
}
}
@@ -2203,7 +2203,8 @@ void IlluminateRawLightmap( int rawLightmapNum )
//% continue;
/* subsample it */
SubsampleRawLuxel_r( lm, &trace, origin, sx, sy, 0.25f, lightLuxel );
SubsampleRawLuxel_r( lm, &trace, origin, sx, sy, 1.0f/3.0f, lightLuxel );
/* will do: first -1/3 .. +1/3, then subsample these corners the same way -> -1/9 .. +1/9 around them, etc. -> 1/3 + 1/9 + 1/27 + ... = 0.5 */
/* debug code to colorize subsampled areas to yellow */
//% luxel = SUPER_LUXEL( lightmapNum, sx, sy );