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color: drop weston_color_curve_from_tf_info()

Browse source 
This was never used, and I happened to write a slightly different
version of it in color-lcms.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>
This commit is contained in:
Pekka Paalanen 2025-06-17 11:52:19 +03:00 • committed by Pekka Paalanen
parent bcfa2724d2
commit 7b5053f7fa
2 changed files with 0 additions and 35 deletions
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29
libweston/color.c
View file

@ -196,35 +196,6 @@ weston_color_profile_params_to_str(struct weston_color_profile_params *params,
return str;
}
/**
* Initializes a struct weston_color_curve given a transfer function.
*
* \param curve The curve to initialize.
* \param tf_info The tf_info object.
* \param tf_params When the tf is parametric, this is required. Otherwise,
* this is ignored.
* \param tf_direction Determines if this inits a curve equivalent to the direct
* or the inverse of the tf.
*/
WL_EXPORT void
weston_color_curve_from_tf_info(struct weston_color_curve *curve,
const struct weston_color_tf_info *tf_info,
const float tf_params[MAX_PARAMS_TF],
enum weston_tf_direction tf_direction)
{
unsigned int i, j;
curve->type = WESTON_COLOR_CURVE_TYPE_ENUM;
curve->u.enumerated.tf = tf_info;
curve->u.enumerated.tf_direction = tf_direction;
for (j = 0; j < tf_info->count_parameters; j++) {
for (i = 0; i < 3; i++)
curve->u.enumerated.params[i][j] = tf_params[j];
}
}
/**
* Given an enumerated color curve, returns an equivalent parametric curve.
*

6
libweston/color.h
View file

@ -656,12 +656,6 @@ weston_color_curve_enum_get_parametric(struct weston_compositor *compositor,
const struct weston_color_curve_enum *curve,
struct weston_color_curve_parametric *out);
void
weston_color_curve_from_tf_info(struct weston_color_curve *curve,
const struct weston_color_tf_info *tf_info,
const float tf_params[MAX_PARAMS_TF],
enum weston_tf_direction tf_direction);
enum weston_color_curve_step {
WESTON_COLOR_CURVE_STEP_PRE,
WESTON_COLOR_CURVE_STEP_POST,