isa/mutter
1
0
Fork 0
mirror of https://github.com/brl/mutter.git synced 2024-12-23 19:42:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

[color] Fixed HLS to RGB conversion

Browse Source 
The fixed-point values are converted to integers, which obviously
messes up the conversion. Instead, they should be converted to
floating point values before normalizing to bytes for the assignment
to ClutterColor components.
This commit is contained in:
Emmanuele Bassi 2009-03-11 13:53:27 +00:00
parent 5e9894fbac
commit e430903acd
1 changed files with 15 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
clutter/clutter-color.c
View File

@ -257,9 +257,9 @@ clutter_color_from_hlsx (ClutterColor *color,
if (s == 0)
{
color->red = (guint8) (COGL_FIXED_TO_INT (l) * 255);
color->green = (guint8) (COGL_FIXED_TO_INT (l) * 255);
color->blue = (guint8) (COGL_FIXED_TO_INT (l) * 255);
color->red = (guint8) (COGL_FIXED_TO_FLOAT (l) * 255);
color->green = (guint8) (COGL_FIXED_TO_FLOAT (l) * 255);
color->blue = (guint8) (COGL_FIXED_TO_FLOAT (l) * 255);
}
else
{
@ -276,10 +276,10 @@ clutter_color_from_hlsx (ClutterColor *color,
CoglFixed tmp;
tmp = (m1 + COGL_FIXED_MUL_DIV ((m2 - m1), h, COGL_FIXED_60));
color->red = (guint8) (COGL_FIXED_TO_INT (tmp) * 255);
color->red = (guint8) (COGL_FIXED_TO_FLOAT (tmp) * 255);
}
else if (h < COGL_FIXED_180)
color->red = (guint8) (COGL_FIXED_TO_INT (m2) * 255);
color->red = (guint8) (COGL_FIXED_TO_FLOAT (m2) * 255);
else if (h < COGL_FIXED_240)
{
CoglFixed tmp;
@ -287,10 +287,10 @@ clutter_color_from_hlsx (ClutterColor *color,
tmp = (m1 + COGL_FIXED_MUL_DIV ((m2 - m1),
(COGL_FIXED_240 - h),
COGL_FIXED_60));
color->red = (guint8) (COGL_FIXED_TO_INT (tmp) * 255);
color->red = (guint8) (COGL_FIXED_TO_FLOAT (tmp) * 255);
}
else
color->red = (guint8) (COGL_FIXED_TO_INT (m1) * 255);
color->red = (guint8) (COGL_FIXED_TO_FLOAT (m1) * 255);
h = hue;
while (h > COGL_FIXED_360)
@ -303,10 +303,10 @@ clutter_color_from_hlsx (ClutterColor *color,
CoglFixed tmp;
tmp = (m1 + COGL_FIXED_MUL_DIV ((m2 - m1), h, COGL_FIXED_60));
color->green = (guint8) (COGL_FIXED_TO_INT (tmp) * 255);
color->green = (guint8) (COGL_FIXED_TO_FLOAT (tmp) * 255);
}
else if (h < COGL_FIXED_180)
color->green = (guint8) (COGL_FIXED_TO_INT (m2) * 255);
color->green = (guint8) (COGL_FIXED_TO_FLOAT (m2) * 255);
else if (h < COGL_FIXED_240)
{
CoglFixed tmp;
@ -314,10 +314,10 @@ clutter_color_from_hlsx (ClutterColor *color,
tmp = (m1 + COGL_FIXED_MUL_DIV ((m2 - m1),
(COGL_FIXED_240 - h),
COGL_FIXED_60));
color->green = (guint8) (COGL_FIXED_TO_INT (tmp) * 255);
color->green = (guint8) (COGL_FIXED_TO_FLOAT (tmp) * 255);
}
else
color->green = (guint8) (COGL_FIXED_TO_INT (m1) * 255);
color->green = (guint8) (COGL_FIXED_TO_FLOAT (m1) * 255);
h = hue - COGL_FIXED_120;
@ -332,10 +332,10 @@ clutter_color_from_hlsx (ClutterColor *color,
CoglFixed tmp;
tmp = (m1 + COGL_FIXED_MUL_DIV ((m2 - m1), h, COGL_FIXED_60));
color->blue = (guint8) (COGL_FIXED_TO_INT (tmp) * 255);
color->blue = (guint8) (COGL_FIXED_TO_FLOAT (tmp) * 255);
}
else if (h < COGL_FIXED_180)
color->blue = (guint8) (COGL_FIXED_TO_INT (m2) * 255);
color->blue = (guint8) (COGL_FIXED_TO_FLOAT (m2) * 255);
else if (h < COGL_FIXED_240)
{
CoglFixed tmp;
@ -343,10 +343,10 @@ clutter_color_from_hlsx (ClutterColor *color,
tmp = (m1 + COGL_FIXED_MUL_DIV ((m2 - m1),
(COGL_FIXED_240 - h),
COGL_FIXED_60));
color->blue = (guint8) (COGL_FIXED_TO_INT (tmp) * 255);
color->blue = (guint8) (COGL_FIXED_TO_FLOAT (tmp) * 255);
}
else
color->blue = (guint8) (COGL_FIXED_TO_INT (m1) * 255);
color->blue = (guint8) (COGL_FIXED_TO_FLOAT (m1) * 255);
}
}