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backend: remove wlr_backend_get_egl

This commit is contained in:
emersion 2018-04-08 11:00:56 -04:00
parent f4125220a5
commit d2ebbd103c
No known key found for this signature in database
GPG Key ID: 0FDE7BE0E88F5E48
16 changed files with 127 additions and 111 deletions
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7
backend/backend.c
View File

@ -47,13 +47,6 @@ void wlr_backend_destroy(struct wlr_backend *backend) {
}
}
struct wlr_egl *wlr_backend_get_egl(struct wlr_backend *backend) {
if (backend->impl->get_egl) {
return backend->impl->get_egl(backend);
}
return NULL;
}
struct wlr_renderer *wlr_backend_get_renderer(struct wlr_backend *backend) {
if (backend->impl->get_renderer) {
return backend->impl->get_renderer(backend);

6
backend/drm/backend.c
View File

@ -48,11 +48,6 @@ static void wlr_drm_backend_destroy(struct wlr_backend *backend) {
free(drm);
}
static struct wlr_egl *wlr_drm_backend_get_egl(struct wlr_backend *backend) {
struct wlr_drm_backend *drm = (struct wlr_drm_backend *)backend;
return &drm->renderer.egl;
}
static struct wlr_renderer *wlr_drm_backend_get_renderer(
struct wlr_backend *backend) {
struct wlr_drm_backend *drm = (struct wlr_drm_backend *)backend;
@ -62,7 +57,6 @@ static struct wlr_renderer *wlr_drm_backend_get_renderer(
static struct wlr_backend_impl backend_impl = {
.start = wlr_drm_backend_start,
.destroy = wlr_drm_backend_destroy,
.get_egl = wlr_drm_backend_get_egl,
.get_renderer = wlr_drm_backend_get_renderer,
};

7
backend/headless/backend.c
View File

@ -58,12 +58,6 @@ static void backend_destroy(struct wlr_backend *wlr_backend) {
free(backend);
}
static struct wlr_egl *backend_get_egl(struct wlr_backend *wlr_backend) {
struct wlr_headless_backend *backend =
(struct wlr_headless_backend *)wlr_backend;
return &backend->egl;
}
static struct wlr_renderer *backend_get_renderer(
struct wlr_backend *wlr_backend) {
struct wlr_headless_backend *backend =
@ -74,7 +68,6 @@ static struct wlr_renderer *backend_get_renderer(
static const struct wlr_backend_impl backend_impl = {
.start = backend_start,
.destroy = backend_destroy,
.get_egl = backend_get_egl,
.get_renderer = backend_get_renderer,
};

13
backend/multi/backend.c
View File

@ -52,18 +52,6 @@ static void multi_backend_destroy(struct wlr_backend *wlr_backend) {
free(backend);
}
static struct wlr_egl *multi_backend_get_egl(struct wlr_backend *wlr_backend) {
struct wlr_multi_backend *backend = (struct wlr_multi_backend *)wlr_backend;
struct subbackend_state *sub;
wl_list_for_each(sub, &backend->backends, link) {
struct wlr_egl *egl = wlr_backend_get_egl(sub->backend);
if (egl) {
return egl;
}
}
return NULL;
}
static struct wlr_renderer *multi_backend_get_renderer(
struct wlr_backend *backend) {
struct wlr_multi_backend *multi = (struct wlr_multi_backend *)backend;
@ -80,7 +68,6 @@ static struct wlr_renderer *multi_backend_get_renderer(
struct wlr_backend_impl backend_impl = {
.start = multi_backend_start,
.destroy = multi_backend_destroy,
.get_egl = multi_backend_get_egl,
.get_renderer = multi_backend_get_renderer,
};

6
backend/wayland/backend.c
View File

@ -110,11 +110,6 @@ static void wlr_wl_backend_destroy(struct wlr_backend *wlr_backend) {
free(backend);
}
static struct wlr_egl *wlr_wl_backend_get_egl(struct wlr_backend *wlr_backend) {
struct wlr_wl_backend *backend = (struct wlr_wl_backend *)wlr_backend;
return &backend->egl;
}
static struct wlr_renderer *wlr_wl_backend_get_renderer(
struct wlr_backend *wlr_backend) {
struct wlr_wl_backend *backend = (struct wlr_wl_backend *)wlr_backend;
@ -124,7 +119,6 @@ static struct wlr_renderer *wlr_wl_backend_get_renderer(
static struct wlr_backend_impl backend_impl = {
.start = wlr_wl_backend_start,
.destroy = wlr_wl_backend_destroy,
.get_egl = wlr_wl_backend_get_egl,
.get_renderer = wlr_wl_backend_get_renderer,
};

6
backend/x11/backend.c
View File

@ -257,11 +257,6 @@ static void wlr_x11_backend_destroy(struct wlr_backend *backend) {
free(x11);
}
static struct wlr_egl *wlr_x11_backend_get_egl(struct wlr_backend *backend) {
struct wlr_x11_backend *x11 = (struct wlr_x11_backend *)backend;
return &x11->egl;
}
static struct wlr_renderer *wlr_x11_backend_get_renderer(
struct wlr_backend *backend) {
struct wlr_x11_backend *x11 = (struct wlr_x11_backend *)backend;
@ -271,7 +266,6 @@ static struct wlr_renderer *wlr_x11_backend_get_renderer(
static const struct wlr_backend_impl backend_impl = {
.start = wlr_x11_backend_start,
.destroy = wlr_x11_backend_destroy,
.get_egl = wlr_x11_backend_get_egl,
.get_renderer = wlr_x11_backend_get_renderer,
};

4
include/wlr/backend.h
View File

@ -37,10 +37,6 @@ bool wlr_backend_start(struct wlr_backend *backend);
* automatically when the wl_display is destroyed.
*/
void wlr_backend_destroy(struct wlr_backend *backend);
/**
* Obtains the wlr_egl reference this backend is using.
*/
struct wlr_egl *wlr_backend_get_egl(struct wlr_backend *backend);
/**
* Obtains the wlr_renderer reference this backend is using.
*/

1
include/wlr/backend/interface.h
View File

@ -8,7 +8,6 @@
struct wlr_backend_impl {
bool (*start)(struct wlr_backend *backend);
void (*destroy)(struct wlr_backend *backend);
struct wlr_egl *(*get_egl)(struct wlr_backend *backend);
struct wlr_renderer *(*get_renderer)(struct wlr_backend *backend);
};

2
include/wlr/render/egl.h
View File

@ -83,7 +83,7 @@ int wlr_egl_get_dmabuf_formats(struct wlr_egl *egl, int **formats);
* Get the available dmabuf modifiers for a given format
*/
int wlr_egl_get_dmabuf_modifiers(struct wlr_egl *egl, int format,
uint64_t **modifiers);
uint64_t **modifiers);
/**
* Destroys an EGL image created with the given wlr_egl.

5
include/wlr/render/interface.h
View File

@ -36,6 +36,11 @@ struct wlr_renderer_impl {
struct wl_resource *resource);
void (*wl_drm_buffer_get_size)(struct wlr_renderer *renderer,
struct wl_resource *buffer, int *width, int *height);
bool (*check_import_dmabuf)(struct wlr_renderer *renderer,
struct wlr_dmabuf_buffer *dmabuf);
int (*get_dmabuf_formats)(struct wlr_renderer *renderer, int **formats);
int (*get_dmabuf_modifiers)(struct wlr_renderer *renderer, int format,
uint64_t **modifiers);
bool (*read_pixels)(struct wlr_renderer *renderer, enum wl_shm_format fmt,
uint32_t stride, uint32_t width, uint32_t height,
uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y,

16
include/wlr/render/wlr_renderer.h
View File

@ -64,6 +64,22 @@ bool wlr_renderer_resource_is_wl_drm_buffer(struct wlr_renderer *renderer,
*/
void wlr_renderer_wl_drm_buffer_get_size(struct wlr_renderer *renderer,
struct wl_resource *buffer, int *width, int *height);
/**
* Get the available dmabuf formats
*/
int wlr_renderer_get_dmabuf_formats(struct wlr_renderer *renderer,
int **formats);
/**
* Get the available dmabuf modifiers for a given format
*/
int wlr_renderer_get_dmabuf_modifiers(struct wlr_renderer *renderer, int format,
uint64_t **modifiers);
/**
* Try to import the given dmabuf. On success return true false otherwise.
* If this succeeds the dmabuf can be used for rendering on a texture
*/
bool wlr_renderer_check_import_dmabuf(struct wlr_renderer *renderer,
struct wlr_dmabuf_buffer *dmabuf);
/**
* Reads out of pixels of the currently bound surface into data. `stride` is in
* bytes.

6
include/wlr/types/wlr_linux_dmabuf.h
View File

@ -32,7 +32,7 @@ struct wlr_dmabuf_buffer_attribs {
};
struct wlr_dmabuf_buffer {
struct wlr_egl *egl;
struct wlr_renderer *renderer;
struct wl_resource *buffer_resource;
struct wl_resource *params_resource;
struct wlr_dmabuf_buffer_attribs attributes;
@ -62,14 +62,14 @@ struct wlr_dmabuf_buffer *wlr_dmabuf_buffer_from_params_resource(
struct wlr_linux_dmabuf {
struct wl_global *wl_global;
struct wl_listener display_destroy;
struct wlr_egl *egl;
struct wlr_renderer *renderer;
};
/**
* Create linux-dmabuf interface
*/
struct wlr_linux_dmabuf *wlr_linux_dmabuf_create(struct wl_display *display,
struct wlr_egl *egl);
struct wlr_renderer *renderer);
/**
* Destroy the linux-dmabuf interface
*/

21
render/gles2/renderer.c
View File

@ -222,6 +222,24 @@ static void gles2_wl_drm_buffer_get_size(struct wlr_renderer *wlr_renderer,
eglQueryWaylandBufferWL(renderer->egl->display, buffer, EGL_HEIGHT, height);
}
static int gles2_get_dmabuf_formats(struct wlr_renderer *wlr_renderer,
int **formats) {
struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
return wlr_egl_get_dmabuf_formats(renderer->egl, formats);
}
static int gles2_get_dmabuf_modifiers(struct wlr_renderer *wlr_renderer,
int format, uint64_t **modifiers) {
struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
return wlr_egl_get_dmabuf_modifiers(renderer->egl, format, modifiers);
}
static bool gles2_check_import_dmabuf(struct wlr_renderer *wlr_renderer,
struct wlr_dmabuf_buffer *dmabuf) {
struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
return wlr_egl_check_import_dmabuf(renderer->egl, dmabuf);
}
static bool gles2_read_pixels(struct wlr_renderer *wlr_renderer,
enum wl_shm_format wl_fmt, uint32_t stride, uint32_t width,
uint32_t height, uint32_t src_x, uint32_t src_y, uint32_t dst_x,
@ -311,6 +329,9 @@ static const struct wlr_renderer_impl renderer_impl = {
.formats = gles2_renderer_formats,
.resource_is_wl_drm_buffer = gles2_resource_is_wl_drm_buffer,
.wl_drm_buffer_get_size = gles2_wl_drm_buffer_get_size,
.get_dmabuf_formats = gles2_get_dmabuf_formats,
.get_dmabuf_modifiers = gles2_get_dmabuf_modifiers,
.check_import_dmabuf = gles2_check_import_dmabuf,
.read_pixels = gles2_read_pixels,
.format_supported = gles2_format_supported,
.texture_from_pixels = gles2_texture_from_pixels,

24
render/wlr_renderer.c
View File

@ -112,6 +112,30 @@ void wlr_renderer_wl_drm_buffer_get_size(struct wlr_renderer *r,
return r->impl->wl_drm_buffer_get_size(r, buffer, width, height);
}
int wlr_renderer_get_dmabuf_formats(struct wlr_renderer *r,
int **formats) {
if (!r->impl->get_dmabuf_formats) {
return -1;
}
return r->impl->get_dmabuf_formats(r, formats);
}
int wlr_renderer_get_dmabuf_modifiers(struct wlr_renderer *r, int format,
uint64_t **modifiers) {
if (!r->impl->get_dmabuf_modifiers) {
return -1;
}
return r->impl->get_dmabuf_modifiers(r, format, modifiers);
}
bool wlr_renderer_check_import_dmabuf(struct wlr_renderer *r,
struct wlr_dmabuf_buffer *dmabuf) {
if (!r->impl->check_import_dmabuf) {
return false;
}
return r->impl->check_import_dmabuf(r, dmabuf);
}
bool wlr_renderer_read_pixels(struct wlr_renderer *r, enum wl_shm_format fmt,
uint32_t stride, uint32_t width, uint32_t height,
uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y,

4
rootston/desktop.c
View File

@ -867,8 +867,8 @@ struct roots_desktop *desktop_create(struct roots_server *server,
wl_signal_add(&desktop->input_inhibit->events.deactivate,
&desktop->input_inhibit_deactivate);
struct wlr_egl *egl = wlr_backend_get_egl(server->backend);
desktop->linux_dmabuf = wlr_linux_dmabuf_create(server->wl_display, egl);
desktop->linux_dmabuf = wlr_linux_dmabuf_create(server->wl_display,
server->renderer);
return desktop;
}

110
types/wlr_linux_dmabuf.c
View File

@ -1,11 +1,9 @@
#ifndef _POSIX_C_SOURCE
#define _POSIX_C_SOURCE 200809L
#endif
#include <assert.h>
#include <stdlib.h>
#include <unistd.h>
#include <wayland-server.h>
#include <wlr/render/egl.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_linux_dmabuf.h>
#include <wlr/util/log.h>
#include "linux-dmabuf-unstable-v1-protocol.h"
@ -25,7 +23,8 @@ bool wlr_dmabuf_resource_is_buffer(struct wl_resource *buffer_resource) {
return false;
}
struct wlr_dmabuf_buffer *buffer = wl_resource_get_user_data(buffer_resource);
struct wlr_dmabuf_buffer *buffer =
wl_resource_get_user_data(buffer_resource);
if (buffer && buffer->buffer_resource && !buffer->params_resource &&
buffer->buffer_resource == buffer_resource) {
return true;
@ -39,7 +38,8 @@ struct wlr_dmabuf_buffer *wlr_dmabuf_buffer_from_buffer_resource(
assert(wl_resource_instance_of(buffer_resource, &wl_buffer_interface,
&wl_buffer_impl));
struct wlr_dmabuf_buffer *buffer = wl_resource_get_user_data(buffer_resource);
struct wlr_dmabuf_buffer *buffer =
wl_resource_get_user_data(buffer_resource);
assert(buffer);
assert(buffer->buffer_resource);
assert(!buffer->params_resource);
@ -57,7 +57,8 @@ static void linux_dmabuf_buffer_destroy(struct wlr_dmabuf_buffer *buffer) {
free(buffer);
}
static void params_destroy(struct wl_client *client, struct wl_resource *resource) {
static void params_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
@ -65,8 +66,8 @@ static void params_add(struct wl_client *client,
struct wl_resource *params_resource, int32_t name_fd,
uint32_t plane_idx, uint32_t offset, uint32_t stride,
uint32_t modifier_hi, uint32_t modifier_lo) {
struct wlr_dmabuf_buffer *buffer = wlr_dmabuf_buffer_from_params_resource(
params_resource);
struct wlr_dmabuf_buffer *buffer =
wlr_dmabuf_buffer_from_params_resource(params_resource);
if (!buffer) {
wl_resource_post_error(params_resource,
@ -97,15 +98,15 @@ static void params_add(struct wl_client *client,
buffer->attributes.fd[plane_idx] = name_fd;
buffer->attributes.offset[plane_idx] = offset;
buffer->attributes.stride[plane_idx] = stride;
buffer->attributes.modifier[plane_idx] = ((uint64_t)modifier_hi << 32) |
modifier_lo;
buffer->attributes.modifier[plane_idx] =
((uint64_t)modifier_hi << 32) | modifier_lo;
buffer->attributes.n_planes++;
}
static void handle_buffer_destroy(struct wl_resource *buffer_resource)
{
struct wlr_dmabuf_buffer *buffer = wlr_dmabuf_buffer_from_buffer_resource(
buffer_resource);
struct wlr_dmabuf_buffer *buffer =
wlr_dmabuf_buffer_from_buffer_resource(buffer_resource);
linux_dmabuf_buffer_destroy(buffer);
}
@ -119,8 +120,8 @@ static void params_create_common(struct wl_client *client,
"params was already used to create a wl_buffer");
return;
}
struct wlr_dmabuf_buffer *buffer = wlr_dmabuf_buffer_from_params_resource(
params_resource);
struct wlr_dmabuf_buffer *buffer =
wlr_dmabuf_buffer_from_params_resource(params_resource);
/* Switch the linux_dmabuf_buffer object from params resource to
* eventually wl_buffer resource. */
@ -216,7 +217,7 @@ static void params_create_common(struct wl_client *client,
}
/* Check if dmabuf is usable */
if (!wlr_egl_check_import_dmabuf(buffer->egl, buffer)) {
if (!wlr_renderer_check_import_dmabuf(buffer->renderer, buffer)) {
goto err_failed;
}
@ -254,26 +255,28 @@ err_failed:
}
err_out:
linux_dmabuf_buffer_destroy(buffer);
return;
}
static void params_create(struct wl_client *client,
struct wl_resource *params_resource,
int32_t width, int32_t height,uint32_t format, uint32_t flags) {
params_create_common(client, params_resource, 0, width, height, format, flags);
int32_t width, int32_t height, uint32_t format, uint32_t flags) {
params_create_common(client, params_resource, 0, width, height, format,
flags);
}
static void params_create_immed(struct wl_client *client,
struct wl_resource *params_resource, uint32_t buffer_id,
int32_t width, int32_t height,uint32_t format, uint32_t flags) {
params_create_common(client, params_resource, buffer_id, width, height, format, flags);
int32_t width, int32_t height, uint32_t format, uint32_t flags) {
params_create_common(client, params_resource, buffer_id, width, height,
format, flags);
}
static const struct zwp_linux_buffer_params_v1_interface linux_buffer_params_impl = {
params_destroy,
params_add,
params_create,
params_create_immed,
static const struct zwp_linux_buffer_params_v1_interface
linux_buffer_params_impl = {
.destroy = params_destroy,
.add = params_add,
.create = params_create,
.create_immed = params_create_immed,
};
struct wlr_dmabuf_buffer *wlr_dmabuf_buffer_from_params_resource(
@ -282,7 +285,8 @@ struct wlr_dmabuf_buffer *wlr_dmabuf_buffer_from_params_resource(
&zwp_linux_buffer_params_v1_interface,
&linux_buffer_params_impl));
struct wlr_dmabuf_buffer *buffer = wl_resource_get_user_data(params_resource);
struct wlr_dmabuf_buffer *buffer =
wl_resource_get_user_data(params_resource);
assert(buffer);
assert(buffer->params_resource);
assert(!buffer->buffer_resource);
@ -305,8 +309,8 @@ static void handle_params_destroy(struct wl_resource *params_resource) {
static void linux_dmabuf_create_params(struct wl_client *client,
struct wl_resource *linux_dmabuf_resource,
uint32_t params_id) {
struct wlr_linux_dmabuf *linux_dmabuf = wlr_linux_dmabuf_from_resource(
linux_dmabuf_resource);
struct wlr_linux_dmabuf *linux_dmabuf =
wlr_linux_dmabuf_from_resource(linux_dmabuf_resource);
uint32_t version = wl_resource_get_version(linux_dmabuf_resource);
struct wlr_dmabuf_buffer *buffer = calloc(1, sizeof *buffer);
@ -318,7 +322,7 @@ static void linux_dmabuf_create_params(struct wl_client *client,
buffer->attributes.fd[i] = -1;
}
buffer->egl = linux_dmabuf->egl;
buffer->renderer = linux_dmabuf->renderer;
buffer->params_resource = wl_resource_create(client,
&zwp_linux_buffer_params_v1_interface,
version, params_id);
@ -327,7 +331,7 @@ static void linux_dmabuf_create_params(struct wl_client *client,
}
wl_resource_set_implementation(buffer->params_resource,
&linux_buffer_params_impl,buffer, handle_params_destroy);
&linux_buffer_params_impl, buffer, handle_params_destroy);
return;
err_free:
@ -336,13 +340,14 @@ err:
wl_resource_post_no_memory(linux_dmabuf_resource);
}
static void linux_dmabuf_destroy(struct wl_client *client, struct wl_resource *resource) {
static void linux_dmabuf_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static const struct zwp_linux_dmabuf_v1_interface linux_dmabuf_impl = {
linux_dmabuf_destroy,
linux_dmabuf_create_params
.destroy = linux_dmabuf_destroy,
.create_params = linux_dmabuf_create_params,
};
struct wlr_linux_dmabuf *wlr_linux_dmabuf_from_resource(
@ -357,25 +362,22 @@ struct wlr_linux_dmabuf *wlr_linux_dmabuf_from_resource(
static void linux_dmabuf_send_modifiers(struct wlr_linux_dmabuf *linux_dmabuf,
struct wl_resource *resource) {
struct wlr_egl *egl = linux_dmabuf->egl;
struct wlr_renderer *renderer = linux_dmabuf->renderer;
/*
* Use EGL_EXT_image_dma_buf_import_modifiers to query and advertise
* format/modifier codes.
*/
uint64_t modifier_invalid = DRM_FORMAT_MOD_INVALID;
int *formats = NULL;
int num_formats = wlr_egl_get_dmabuf_formats(egl, &formats);
int num_formats = wlr_renderer_get_dmabuf_formats(renderer, &formats);
if (num_formats < 0) {
return;
}
for (int i = 0; i < num_formats; i++) {
int num_modifiers;
uint64_t *modifiers = NULL;
num_modifiers = wlr_egl_get_dmabuf_modifiers(egl, formats[i],
&modifiers);
int num_modifiers = wlr_renderer_get_dmabuf_modifiers(renderer,
formats[i], &modifiers);
if (num_modifiers < 0) {
return;
}
@ -389,8 +391,7 @@ static void linux_dmabuf_send_modifiers(struct wlr_linux_dmabuf *linux_dmabuf,
uint32_t modifier_lo = modifiers[j] & 0xFFFFFFFF;
uint32_t modifier_hi = modifiers[j] >> 32;
zwp_linux_dmabuf_v1_send_modifier(resource, formats[i],
modifier_hi,
modifier_lo);
modifier_hi, modifier_lo);
}
if (modifiers != &modifier_invalid) {
free(modifiers);
@ -399,13 +400,12 @@ static void linux_dmabuf_send_modifiers(struct wlr_linux_dmabuf *linux_dmabuf,
free(formats);
}
static void linux_dmabuf_bind(struct wl_client *client,
void *data, uint32_t version, uint32_t id) {
static void linux_dmabuf_bind(struct wl_client *client, void *data,
uint32_t version, uint32_t id) {
struct wlr_linux_dmabuf *linux_dmabuf = data;
struct wl_resource *resource = wl_resource_create(client,
&zwp_linux_dmabuf_v1_interface,
version, id);
struct wl_resource *resource = wl_resource_create(client,
&zwp_linux_dmabuf_v1_interface, version, id);
if (resource == NULL) {
wl_client_post_no_memory(client);
return;
@ -414,7 +414,7 @@ static void linux_dmabuf_bind(struct wl_client *client,
wl_resource_set_implementation(resource, &linux_dmabuf_impl,
linux_dmabuf, NULL);
if (version < ZWP_LINUX_DMABUF_V1_MODIFIER_SINCE_VERSION) {
return;
return;
}
linux_dmabuf_send_modifiers(linux_dmabuf, resource);
@ -431,32 +431,32 @@ void wlr_linux_dmabuf_destroy(struct wlr_linux_dmabuf *linux_dmabuf) {
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_linux_dmabuf *linux_dmabuf = wl_container_of(listener, linux_dmabuf, display_destroy);
struct wlr_linux_dmabuf *linux_dmabuf =
wl_container_of(listener, linux_dmabuf, display_destroy);
wlr_linux_dmabuf_destroy(linux_dmabuf);
}
struct wlr_linux_dmabuf *wlr_linux_dmabuf_create(struct wl_display *display,
struct wlr_egl *egl) {
struct wlr_renderer *renderer) {
struct wlr_linux_dmabuf *linux_dmabuf =
calloc(1, sizeof(struct wlr_linux_dmabuf));
if (linux_dmabuf == NULL) {
wlr_log(L_ERROR, "could not create simple dmabuf manager");
return NULL;
}
linux_dmabuf->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &linux_dmabuf->display_destroy);
linux_dmabuf->renderer = renderer;
linux_dmabuf->wl_global =
wl_global_create(display, &zwp_linux_dmabuf_v1_interface,
3, linux_dmabuf, linux_dmabuf_bind);
linux_dmabuf->egl = egl;
if (!linux_dmabuf->wl_global) {
wlr_log(L_ERROR, "could not create linux dmabuf v1 wl global");
free(linux_dmabuf);
return NULL;
}
linux_dmabuf->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &linux_dmabuf->display_destroy);
return linux_dmabuf;
}