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Applied a patch from S. Mukund <muks@mukund.org> fixing rounding problems 

2003-06-16  Sven Neumann  <sven@gimp.org>

	* libgimpcolor/gimpcolorspace.c: Applied a patch from S. Mukund
	<muks@mukund.org> fixing rounding problems that caused bug #55261.
This commit is contained in:
Sven Neumann 2003-06-16 17:30:06 +00:00 committed by Sven Neumann
parent 58222c799c
commit 98fc5e380e
2 changed files with 16 additions and 10 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2003-06-16 Sven Neumann <sven@gimp.org>
* libgimpcolor/gimpcolorspace.c: Applied a patch from S. Mukund
<muks@mukund.org> fixing rounding problems that caused bug #55261.
2003-06-16 Michael Natterer <mitch@gimp.org> 2003-06-16 Michael Natterer <mitch@gimp.org>
* tools/pdbgen/pdb/brush_select.pdb (brush_args): don't fail on * tools/pdbgen/pdb/brush_select.pdb (brush_args): don't fail on

21
libgimpcolor/gimpcolorspace.c
View File

@ -421,9 +421,9 @@ gimp_rgb_to_hsv_int (gint *red,
h -= 255; h -= 255;
} }
*red = h; *red = ROUND (h);
*green = s; *green = ROUND (s);
*blue = v; *blue = ROUND (v);
} }
void void
@ -446,12 +446,12 @@ gimp_hsv_to_rgb_int (gint *hue,
s = *saturation / 255.0; s = *saturation / 255.0;
v = *value / 255.0; v = *value / 255.0;
f = h - (gint) h; f = h - ROUND (h);
p = v * (1.0 - s); p = v * (1.0 - s);
q = v * (1.0 - (s * f)); q = v * (1.0 - (s * f));
t = v * (1.0 - (s * (1.0 - f))); t = v * (1.0 - (s * (1.0 - f)));
switch ((gint) h) switch (ROUND (h))
{ {
case 0: case 0:
*hue = ROUND (v * 255.0); *hue = ROUND (v * 255.0);
@ -484,6 +484,7 @@ gimp_hsv_to_rgb_int (gint *hue,
break; break;
case 5: case 5:
case 6:
*hue = ROUND (v * 255.0); *hue = ROUND (v * 255.0);
*saturation = ROUND (p * 255.0); *saturation = ROUND (p * 255.0);
*value = ROUND (q * 255.0); *value = ROUND (q * 255.0);
@ -548,9 +549,9 @@ gimp_rgb_to_hls_int (gint *red,
h -= 255; h -= 255;
} }
*red = h; *red = ROUND (h);
*green = l; *green = ROUND (l);
*blue = s; *blue = ROUND (s);
} }
gint gint
@ -571,7 +572,7 @@ gimp_rgb_to_l_int (gint red,
min = MIN (red, blue); min = MIN (red, blue);
} }
return (max + min) / 2.0; return ROUND ((max + min) / 2.0);
} }
static gint static gint
@ -595,7 +596,7 @@ gimp_hls_value (gdouble n1,
else else
value = n1; value = n1;
return (gint) (value * 254.999 + 0.5); return ROUND (value * 255.0);
} }
void void