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backend-x11: store backend on struct x11_output 

To avoid retrieving the backend from the compositor all the time, store
a pointer to the x11 backend on its x11_output structures.

This will be useful once the compositor contains more than one backend.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
This commit is contained in:
Philipp Zabel 2022-05-29 08:14:17 +02:00 committed by Philipp Zabel
parent edb4ac4bf7
commit ce6c8e8fd6
1 changed files with 9 additions and 8 deletions
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17
libweston/backend-x11/x11.c
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@ -127,6 +127,7 @@ struct x11_head {
struct x11_output {
struct weston_output base;
struct x11_backend *backend;
xcb_window_t window;
struct weston_mode mode;
@ -449,7 +450,6 @@ static void
set_clip_for_output(struct weston_output *output_base, pixman_region32_t *region)
{
struct x11_output *output = to_x11_output(output_base);
struct weston_compositor *ec;
struct x11_backend *b;
pixman_region32_t transformed_region;
pixman_box32_t *rects;
@ -461,8 +461,7 @@ set_clip_for_output(struct weston_output *output_base, pixman_region32_t *region
if (!output)
return;
ec = output->base.compositor;
b = to_x11_backend(ec);
b = output->backend;
pixman_region32_init(&transformed_region);
weston_region_global_to_output(&transformed_region,
@ -512,7 +511,7 @@ x11_output_repaint_shm(struct weston_output *output_base,
assert(output);
ec = output->base.compositor;
b = to_x11_backend(ec);
b = output->backend;
pixman_renderer_output_set_buffer(output_base, output->hw_surface);
ec->renderer->repaint_output(output_base, damage);
@ -828,7 +827,7 @@ x11_output_switch_mode(struct weston_output *base, struct weston_mode *mode)
assert(output);
b = to_x11_backend(base->compositor);
b = output->backend;
if (mode->width == output->mode.width &&
mode->height == output->mode.height)
@ -880,7 +879,7 @@ x11_output_disable(struct weston_output *base)
assert(output);
backend = to_x11_backend(base->compositor);
backend = output->backend;
if (!output->base.enabled)
return 0;
@ -922,7 +921,7 @@ x11_output_enable(struct weston_output *base)
assert(output);
b = to_x11_backend(base->compositor);
b = output->backend;
static const char name[] = "Weston Compositor";
static const char class[] = "weston-1\0Weston Compositor";
@ -1100,7 +1099,7 @@ x11_output_set_size(struct weston_output *base, int width, int height)
if (!output)
return -1;
b = to_x11_backend(base->compositor);
b = output->backend;
scrn = b->screen;
/* We can only be called once. */
@ -1169,6 +1168,8 @@ x11_output_create(struct weston_backend *backend, const char *name)
output->base.enable = x11_output_enable;
output->base.attach_head = NULL;
output->backend = b;
weston_compositor_add_pending_output(&output->base, compositor);
return &output->base;