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GtkHSV: remove an unused function

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This commit is contained in:
Cosimo Cecchi 2012-02-20 11:44:05 +01:00
parent 5f9c8f653d
commit e6a8beba9d
1 changed files with 0 additions and 75 deletions
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75
gtk/deprecated/gtkhsv.c
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@ -423,81 +423,6 @@ hsv_to_rgb (gdouble *h,
}
}
/* Converts from RGB to HSV */
static void
rgb_to_hsv (gdouble *r,
gdouble *g,
gdouble *b)
{
gdouble red, green, blue;
gdouble h, s, v;
gdouble min, max;
gdouble delta;
red = *r;
green = *g;
blue = *b;
h = 0.0;
if (red > green)
{
if (red > blue)
max = red;
else
max = blue;
if (green < blue)
min = green;
else
min = blue;
}
else
{
if (green > blue)
max = green;
else
max = blue;
if (red < blue)
min = red;
else
min = blue;
}
v = max;
if (max != 0.0)
s = (max - min) / max;
else
s = 0.0;
if (s == 0.0)
h = 0.0;
else
{
delta = max - min;
if (red == max)
h = (green - blue) / delta;
else if (green == max)
h = 2 + (blue - red) / delta;
else if (blue == max)
h = 4 + (red - green) / delta;
h /= 6.0;
if (h < 0.0)
h += 1.0;
else if (h > 1.0)
h -= 1.0;
}
*r = h;
*g = s;
*b = v;
}
/* Computes the vertices of the saturation/value triangle */
static void
compute_triangle (GtkHSV *hsv,