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wlr_gamma_control_v1: use color transforms

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Simon Ser 2025-05-24 13:48:55 +02:00 • committed by Kenny Levinsen
parent f10dd1da1c
commit bfcb4211f6
1 changed files with 13 additions and 7 deletions
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20
types/wlr_gamma_control_v1.c
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@ -4,6 +4,7 @@
#include <unistd.h>
#include <wayland-server-core.h>
#include <wlr/interfaces/wlr_output.h>
#include <wlr/render/color.h>
#include <wlr/types/wlr_gamma_control_v1.h>
#include <wlr/types/wlr_output.h>
#include <wlr/util/log.h>
@ -263,15 +264,20 @@ struct wlr_gamma_control_v1 *wlr_gamma_control_manager_v1_get_control(
bool wlr_gamma_control_v1_apply(struct wlr_gamma_control_v1 *gamma_control,
struct wlr_output_state *output_state) {
if (gamma_control == NULL || gamma_control->table == NULL) {
return wlr_output_state_set_gamma_lut(output_state, 0, NULL, NULL, NULL);
struct wlr_color_transform *tr = NULL;
if (gamma_control != NULL && gamma_control->table != NULL) {
const uint16_t *r = gamma_control->table;
const uint16_t *g = gamma_control->table + gamma_control->ramp_size;
const uint16_t *b = gamma_control->table + 2 * gamma_control->ramp_size;
tr = wlr_color_transform_init_lut_3x1d(gamma_control->ramp_size, r, g, b);
if (tr == NULL) {
return false;
}
}
const uint16_t *r = gamma_control->table;
const uint16_t *g = gamma_control->table + gamma_control->ramp_size;
const uint16_t *b = gamma_control->table + 2 * gamma_control->ramp_size;
return wlr_output_state_set_gamma_lut(output_state,
gamma_control->ramp_size, r, g, b);
wlr_output_state_set_color_transform(output_state, tr);
return true;
}
void wlr_gamma_control_v1_send_failed_and_destroy(struct wlr_gamma_control_v1 *gamma_control) {