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wl-drm: use resource interface 

Instead of hardcoding builtin resource types in
wlr_buffer_from_resource(), use the modular resource interface.
This commit is contained in:
Simon Ser 2022-11-11 15:54:54 +01:00 committed by Simon Zeni
parent 772066a174
commit f84f7c7710
2 changed files with 25 additions and 22 deletions
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34
types/buffer/resource.c
View File

@ -2,7 +2,6 @@
#include <string.h>
#include <wayland-server.h>
#include <wlr/interfaces/wlr_buffer.h>
#include <wlr/types/wlr_drm.h>
#include <wlr/util/log.h>
#include "types/wlr_buffer.h"
@ -47,27 +46,18 @@ static const struct wlr_buffer_resource_interface *get_buffer_resource_iface(
struct wlr_buffer *wlr_buffer_from_resource(struct wl_resource *resource) {
assert(resource && wlr_resource_is_buffer(resource));
struct wlr_buffer *buffer;
if (wlr_drm_buffer_is_resource(resource)) {
struct wlr_drm_buffer *drm_buffer =
wlr_drm_buffer_from_resource(resource);
buffer = wlr_buffer_lock(&drm_buffer->base);
} else {
const struct wlr_buffer_resource_interface *iface =
get_buffer_resource_iface(resource);
if (!iface) {
wlr_log(WLR_ERROR, "Unknown buffer type");
return NULL;
}
struct wlr_buffer *custom_buffer = iface->from_resource(resource);
if (!custom_buffer) {
wlr_log(WLR_ERROR, "Failed to create %s buffer", iface->name);
return NULL;
}
buffer = wlr_buffer_lock(custom_buffer);
const struct wlr_buffer_resource_interface *iface =
get_buffer_resource_iface(resource);
if (!iface) {
wlr_log(WLR_ERROR, "Unknown buffer type");
return NULL;
}
return buffer;
struct wlr_buffer *buffer = iface->from_resource(resource);
if (!buffer) {
wlr_log(WLR_ERROR, "Failed to create %s buffer", iface->name);
return NULL;
}
return wlr_buffer_lock(buffer);
}

13
types/wlr_drm.c
View File

@ -170,6 +170,17 @@ static void drm_bind(struct wl_client *client, void *data,
}
}
static struct wlr_buffer *buffer_from_resource(struct wl_resource *resource) {
struct wlr_drm_buffer *buffer = wlr_drm_buffer_from_resource(resource);
return &buffer->base;
}
static const struct wlr_buffer_resource_interface buffer_resource_interface = {
.name = "wlr_drm_buffer",
.is_instance = wlr_drm_buffer_is_resource,
.from_resource = buffer_from_resource,
};
static void drm_destroy(struct wlr_drm *drm) {
wl_signal_emit_mutable(&drm->events.destroy, NULL);
@ -243,5 +254,7 @@ struct wlr_drm *wlr_drm_create(struct wl_display *display,
drm->renderer_destroy.notify = handle_renderer_destroy;
wl_signal_add(&renderer->events.destroy, &drm->renderer_destroy);
wlr_buffer_register_resource_interface(&buffer_resource_interface);
return drm;
}