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backend/wayland: add support for wl_shm buffers

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This commit is contained in:
Simon Ser 2021-02-09 23:29:44 +01:00
parent c6b009ef85
commit 80865351bd
3 changed files with 80 additions and 30 deletions
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19
backend/wayland/backend.c
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@ -20,6 +20,7 @@
#include "backend/wayland.h"
#include "render/drm_format_set.h"
#include "render/gbm_allocator.h"
#include "render/pixel_format.h"
#include "render/wlr_renderer.h"
#include "util/signal.h"
@ -190,6 +191,17 @@ static const struct wl_drm_listener legacy_drm_listener = {
.capabilities = legacy_drm_handle_capabilities,
};
static void shm_handle_format(void *data, struct wl_shm *shm,
uint32_t shm_format) {
struct wlr_wl_backend *wl = data;
uint32_t drm_format = convert_wl_shm_format_to_drm(shm_format);
wlr_drm_format_set_add(&wl->shm_formats, drm_format, DRM_FORMAT_MOD_INVALID);
}
static const struct wl_shm_listener shm_listener = {
.format = shm_handle_format,
};
static void registry_global(void *data, struct wl_registry *registry,
uint32_t name, const char *iface, uint32_t version) {
struct wlr_wl_backend *wl = data;
@ -233,6 +245,9 @@ static void registry_global(void *data, struct wl_registry *registry,
} else if (strcmp(iface, wl_drm_interface.name) == 0) {
wl->legacy_drm = wl_registry_bind(registry, name, &wl_drm_interface, 1);
wl_drm_add_listener(wl->legacy_drm, &legacy_drm_listener, wl);
} else if (strcmp(iface, wl_shm_interface.name) == 0) {
wl->shm = wl_registry_bind(registry, name, &wl_shm_interface, 1);
wl_shm_add_listener(wl->shm, &shm_listener, wl);
}
}
@ -302,6 +317,7 @@ static void backend_destroy(struct wlr_backend *backend) {
wlr_allocator_destroy(wl->allocator);
close(wl->drm_fd);
wlr_drm_format_set_finish(&wl->shm_formats);
wlr_drm_format_set_finish(&wl->linux_dmabuf_v1_formats);
struct wlr_wl_buffer *buffer, *tmp_buffer;
@ -322,6 +338,9 @@ static void backend_destroy(struct wlr_backend *backend) {
if (wl->zwp_linux_dmabuf_v1) {
zwp_linux_dmabuf_v1_destroy(wl->zwp_linux_dmabuf_v1);
}
if (wl->shm) {
wl_shm_destroy(wl->shm);
}
if (wl->zwp_relative_pointer_manager_v1) {
zwp_relative_pointer_manager_v1_destroy(wl->zwp_relative_pointer_manager_v1);
}