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Merge pull request #314 from emersion/cleanup-gamma-control

Browse Source 
Cleanup wlr_gamma_control
master
Drew DeVault 7 years ago committed by GitHub
parent 86be449a3f 1cc8f21d8e
commit 53174f3d61
6 changed files with 111 additions and 42 deletions
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4
backend/drm/drm.c
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@ -211,13 +211,13 @@ static void wlr_drm_connector_swap_buffers(struct wlr_output *output) {
}
static void wlr_drm_connector_set_gamma(struct wlr_output *output,
uint16_t size, uint16_t *r, uint16_t *g, uint16_t *b) {
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b) {
struct wlr_drm_connector *conn = (struct wlr_drm_connector *)output;
struct wlr_drm_backend *drm = (struct wlr_drm_backend *)output->backend;
drmModeCrtcSetGamma(drm->fd, conn->crtc->id, size, r, g, b);
}
static uint16_t wlr_drm_connector_get_gamma_size(struct wlr_output *output) {
static uint32_t wlr_drm_connector_get_gamma_size(struct wlr_output *output) {
struct wlr_drm_connector *conn = (struct wlr_drm_connector *)output;
drmModeCrtc *crtc = conn->old_crtc;
return crtc ? crtc->gamma_size : 0;

4
include/wlr/interfaces/wlr_output.h
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@ -18,8 +18,8 @@ struct wlr_output_impl {
void (*make_current)(struct wlr_output *output);
void (*swap_buffers)(struct wlr_output *output);
void (*set_gamma)(struct wlr_output *output,
uint16_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint16_t (*get_gamma_size)(struct wlr_output *output);
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint32_t (*get_gamma_size)(struct wlr_output *output);
};
void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,

16
include/wlr/types/wlr_gamma_control.h
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@ -5,18 +5,28 @@
struct wlr_gamma_control_manager {
struct wl_global *wl_global;
struct wl_list controls; // list of wlr_gamma_control
void *data;
};
struct wlr_gamma_control {
struct wl_resource *resource;
struct wl_resource *output;
struct wlr_output *output;
struct wl_list link;
struct wl_listener output_destroy_listener;
struct {
struct wl_signal destroy;
} events;
void* data;
};
struct wlr_gamma_control_manager *wlr_gamma_control_manager_create(struct wl_display *display);
void wlr_gamma_control_manager_destroy(struct wlr_gamma_control_manager *gamma_control_manager);
struct wlr_gamma_control_manager *wlr_gamma_control_manager_create(
struct wl_display *display);
void wlr_gamma_control_manager_destroy(
struct wlr_gamma_control_manager *gamma_control_manager);
#endif

4
include/wlr/types/wlr_output.h
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@ -84,7 +84,7 @@ void wlr_output_effective_resolution(struct wlr_output *output,
void wlr_output_make_current(struct wlr_output *output);
void wlr_output_swap_buffers(struct wlr_output *output);
void wlr_output_set_gamma(struct wlr_output *output,
uint16_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint16_t wlr_output_get_gamma_size(struct wlr_output *output);
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint32_t wlr_output_get_gamma_size(struct wlr_output *output);
#endif

121
types/wlr_gamma_control.c
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@ -6,96 +6,155 @@
#include <wlr/util/log.h>
#include "gamma-control-protocol.h"
static void resource_destroy(struct wl_client *client, struct wl_resource *resource) {
static void resource_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void gamma_control_destroy(struct wl_resource *resource) {
struct wlr_gamma_control *gamma_control = wl_resource_get_user_data(resource);
static void gamma_control_destroy(struct wlr_gamma_control *gamma_control) {
wl_signal_emit(&gamma_control->events.destroy, gamma_control);
wl_list_remove(&gamma_control->output_destroy_listener.link);
wl_resource_set_user_data(gamma_control->resource, NULL);
free(gamma_control);
}
static void gamma_control_destroy_resource(struct wl_resource *resource) {
struct wlr_gamma_control *gamma_control =
wl_resource_get_user_data(resource);
gamma_control_destroy(gamma_control);
}
static void gamma_control_handle_output_destroy(struct wl_listener *listener,
void *data) {
struct wlr_gamma_control *gamma_control =
wl_container_of(listener, gamma_control, output_destroy_listener);
gamma_control_destroy(gamma_control);
}
static void gamma_control_set_gamma(struct wl_client *client,
struct wl_resource *_gamma_control, struct wl_array *red,
struct wl_resource *gamma_control_resource, struct wl_array *red,
struct wl_array *green, struct wl_array *blue) {
struct wlr_gamma_control *gamma_control =
wl_resource_get_user_data(gamma_control_resource);
if (red->size != green->size || red->size != blue->size) {
wl_resource_post_error(_gamma_control, GAMMA_CONTROL_ERROR_INVALID_GAMMA,
wl_resource_post_error(gamma_control_resource,
GAMMA_CONTROL_ERROR_INVALID_GAMMA,
"The gamma ramps don't have the same size");
return;
}
uint32_t size = red->size / sizeof(uint16_t);
uint16_t *r = (uint16_t *)red->data;
uint16_t *g = (uint16_t *)green->data;
uint16_t *b = (uint16_t *)blue->data;
struct wlr_gamma_control *gamma_control = wl_resource_get_user_data(_gamma_control);
struct wlr_output *output = wl_resource_get_user_data(gamma_control->output);
wlr_output_set_gamma(output, red->size / sizeof(uint16_t), r, g, b);
wlr_output_set_gamma(gamma_control->output, size, r, g, b);
}
static void gamma_control_reset_gamma(struct wl_client *client,
struct wl_resource *_gamma_control) {
struct wl_resource *gamma_control_resource) {
// TODO
}
static const struct gamma_control_interface gamma_control_implementation = {
static const struct gamma_control_interface gamma_control_impl = {
.destroy = resource_destroy,
.set_gamma = gamma_control_set_gamma,
.reset_gamma = gamma_control_reset_gamma,
};
static void gamma_control_manager_get_gamma_control(struct wl_client *client,
struct wl_resource *_gamma_control_manager, uint32_t id,
struct wl_resource *_output) {
//struct wlr_gamma_control_manager *gamma_control_manager =
// wl_resource_get_user_data(_gamma_control_manager);
struct wlr_output *output = wl_resource_get_user_data(_output);
struct wlr_gamma_control *gamma_control;
if (!(gamma_control = calloc(1, sizeof(struct wlr_gamma_control)))) {
struct wl_resource *gamma_control_manager_resource, uint32_t id,
struct wl_resource *output_resource) {
struct wlr_gamma_control_manager *gamma_control_manager =
wl_resource_get_user_data(gamma_control_manager_resource);
struct wlr_output *output = wl_resource_get_user_data(output_resource);
struct wlr_gamma_control *gamma_control =
calloc(1, sizeof(struct wlr_gamma_control));
if (gamma_control == NULL) {
wl_client_post_no_memory(client);
return;
}
gamma_control->output = _output;
gamma_control->output = output;
int version = wl_resource_get_version(gamma_control_manager_resource);
gamma_control->resource = wl_resource_create(client,
&gamma_control_interface, wl_resource_get_version(_gamma_control_manager), id);
wlr_log(L_DEBUG, "new gamma_control %p (res %p)", gamma_control, gamma_control->resource);
&gamma_control_interface, version, id);
if (gamma_control->resource == NULL) {
wl_client_post_no_memory(client);
free(gamma_control);
return;
}
wlr_log(L_DEBUG, "new gamma_control %p (res %p)", gamma_control,
gamma_control->resource);
wl_resource_set_implementation(gamma_control->resource,
&gamma_control_implementation, gamma_control, gamma_control_destroy);
gamma_control_send_gamma_size(gamma_control->resource, wlr_output_get_gamma_size(output));
&gamma_control_impl, gamma_control, gamma_control_destroy_resource);
wl_signal_init(&gamma_control->events.destroy);
wl_signal_add(&output->events.destroy,
&gamma_control->output_destroy_listener);
gamma_control->output_destroy_listener.notify =
gamma_control_handle_output_destroy;
wl_list_insert(&gamma_control_manager->controls, &gamma_control->link);
gamma_control_send_gamma_size(gamma_control->resource,
wlr_output_get_gamma_size(output));
}
static struct gamma_control_manager_interface gamma_control_manager_impl = {
.get_gamma_control = gamma_control_manager_get_gamma_control,
};
static void gamma_control_manager_bind(struct wl_client *wl_client,
static void gamma_control_manager_bind(struct wl_client *client,
void *_gamma_control_manager, uint32_t version, uint32_t id) {
struct wlr_gamma_control_manager *gamma_control_manager = _gamma_control_manager;
assert(wl_client && gamma_control_manager);
struct wlr_gamma_control_manager *gamma_control_manager =
_gamma_control_manager;
assert(client && gamma_control_manager);
struct wl_resource *wl_resource = wl_resource_create(
wl_client, &gamma_control_manager_interface, version, id);
wl_resource_set_implementation(wl_resource, &gamma_control_manager_impl,
struct wl_resource *resource = wl_resource_create(client,
&gamma_control_manager_interface, version, id);
if (resource == NULL) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource, &gamma_control_manager_impl,
gamma_control_manager, NULL);
}
struct wlr_gamma_control_manager *wlr_gamma_control_manager_create(struct wl_display *display) {
struct wlr_gamma_control_manager *wlr_gamma_control_manager_create(
struct wl_display *display) {
struct wlr_gamma_control_manager *gamma_control_manager =
calloc(1, sizeof(struct wlr_gamma_control_manager));
if (!gamma_control_manager) {
return NULL;
}
struct wl_global *wl_global = wl_global_create(display,
&gamma_control_manager_interface, 1, gamma_control_manager, gamma_control_manager_bind);
&gamma_control_manager_interface, 1, gamma_control_manager,
gamma_control_manager_bind);
if (!wl_global) {
free(gamma_control_manager);
return NULL;
}
gamma_control_manager->wl_global = wl_global;
wl_list_init(&gamma_control_manager->controls);
return gamma_control_manager;
}
void wlr_gamma_control_manager_destroy(struct wlr_gamma_control_manager *gamma_control_manager) {
void wlr_gamma_control_manager_destroy(
struct wlr_gamma_control_manager *gamma_control_manager) {
if (!gamma_control_manager) {
return;
}
struct wlr_gamma_control *gamma_control, *tmp;
wl_list_for_each_safe(gamma_control, tmp, &gamma_control_manager->controls,
link) {
gamma_control_destroy(gamma_control);
}
// TODO: this segfault (wl_display->registry_resource_list is not init)
// wl_global_destroy(gamma_control_manager->wl_global);
free(gamma_control_manager);

4
types/wlr_output.c
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@ -404,13 +404,13 @@ void wlr_output_swap_buffers(struct wlr_output *output) {
}
void wlr_output_set_gamma(struct wlr_output *output,
uint16_t size, uint16_t *r, uint16_t *g, uint16_t *b) {
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b) {
if (output->impl->set_gamma) {
output->impl->set_gamma(output, size, r, g, b);
}
}
uint16_t wlr_output_get_gamma_size(struct wlr_output *output) {
uint32_t wlr_output_get_gamma_size(struct wlr_output *output) {
if (!output->impl->get_gamma_size) {
return 0;
}

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