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backend/wayland: use wlr_swapchain for main surface

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The cursor surface still uses a wl_egl_window.

References: https://github.com/swaywm/wlroots/issues/1352
This commit is contained in:
Simon Ser 2020-11-26 11:40:23 +01:00
parent 038285d496
commit 3923ff005d
3 changed files with 118 additions and 43 deletions
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39
backend/wayland/backend.c
View file

@ -2,6 +2,7 @@
#include <limits.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <wlr/config.h>
@ -16,7 +17,10 @@
#include <wlr/util/log.h>
#include "backend/wayland.h"
#include "render/drm_format_set.h"
#include "render/gbm_allocator.h"
#include "util/signal.h"
#include "linux-dmabuf-unstable-v1-client-protocol.h"
#include "pointer-gestures-unstable-v1-client-protocol.h"
#include "presentation-time-client-protocol.h"
@ -277,7 +281,8 @@ struct wlr_backend *wlr_wl_backend_create(struct wl_display *display,
}
wl_registry_add_listener(wl->registry, &registry_listener, wl);
wl_display_roundtrip(wl->remote_display);
wl_display_roundtrip(wl->remote_display); // get globals
wl_display_roundtrip(wl->remote_display); // get linux-dmabuf formats
if (!wl->compositor) {
wlr_log(WLR_ERROR,
@ -317,12 +322,42 @@ struct wlr_backend *wlr_wl_backend_create(struct wl_display *display,
wl->renderer = create_renderer_func(&wl->egl, EGL_PLATFORM_WAYLAND_EXT,
wl->remote_display, config_attribs, 0);
if (!wl->renderer) {
wlr_log(WLR_ERROR, "Could not create renderer");
goto error_event;
}
// TODO: get FD from linux-dmabuf hints instead
int drm_fd = wlr_renderer_get_drm_fd(wl->renderer);
if (drm_fd < 0) {
wlr_log(WLR_ERROR, "Failed to get DRM device FD from renderer");
goto error_event;
}
drm_fd = dup(drm_fd);
if (drm_fd < 0) {
wlr_log_errno(WLR_ERROR, "dup failed");
goto error_event;
}
struct wlr_gbm_allocator *alloc = wlr_gbm_allocator_create(drm_fd);
if (alloc == NULL) {
wlr_log(WLR_ERROR, "Failed to create GBM allocator");
goto error_event;
}
wl->allocator = &alloc->base;
uint32_t fmt = DRM_FORMAT_ARGB8888;
const struct wlr_drm_format *remote_format =
wlr_drm_format_set_get(&wl->linux_dmabuf_v1_formats, fmt);
if (remote_format == NULL) {
wlr_log(WLR_ERROR, "Remote compositor doesn't support ARGB8888 "
"via linux-dmabuf-unstable-v1");
goto error_event;
}
// TODO: intersect with render formats
wl->format = wlr_drm_format_dup(remote_format);
wl->local_display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &wl->local_display_destroy);

115
backend/wayland/output.c
View file

@ -15,7 +15,10 @@
#include <wlr/util/log.h>
#include "backend/wayland.h"
#include "render/swapchain.h"
#include "render/wlr_renderer.h"
#include "util/signal.h"
#include "linux-dmabuf-unstable-v1-client-protocol.h"
#include "presentation-time-client-protocol.h"
#include "xdg-decoration-unstable-v1-client-protocol.h"
@ -94,17 +97,40 @@ static const struct wp_presentation_feedback_listener
static bool output_set_custom_mode(struct wlr_output *wlr_output,
int32_t width, int32_t height, int32_t refresh) {
struct wlr_wl_output *output = get_wl_output_from_output(wlr_output);
wl_egl_window_resize(output->egl_window, width, height, 0, 0);
if (wlr_output->width != width || wlr_output->height != height) {
struct wlr_swapchain *swapchain = wlr_swapchain_create(
output->backend->allocator, width, height, output->backend->format);
if (swapchain == NULL) {
return false;
}
wlr_swapchain_destroy(output->swapchain);
output->swapchain = swapchain;
}
wlr_output_update_custom_mode(&output->wlr_output, width, height, 0);
return true;
}
static bool output_attach_render(struct wlr_output *wlr_output,
int *buffer_age) {
struct wlr_wl_output *output =
get_wl_output_from_output(wlr_output);
return wlr_egl_make_current(&output->backend->egl, output->egl_surface,
buffer_age);
struct wlr_wl_output *output = get_wl_output_from_output(wlr_output);
wlr_buffer_unlock(output->back_buffer);
output->back_buffer = wlr_swapchain_acquire(output->swapchain, buffer_age);
if (!output->back_buffer) {
return false;
}
if (!wlr_egl_make_current(&output->backend->egl, EGL_NO_SURFACE, NULL)) {
return false;
}
if (!wlr_renderer_bind_buffer(output->backend->renderer,
output->back_buffer)) {
return false;
}
return true;
}
static void destroy_wl_buffer(struct wlr_wl_buffer *buffer) {
@ -246,39 +272,49 @@ static bool output_commit(struct wlr_output *wlr_output) {
output->frame_callback = wl_surface_frame(output->surface);
wl_callback_add_listener(output->frame_callback, &frame_listener, output);
struct wlr_buffer *wlr_buffer = NULL;
switch (wlr_output->pending.buffer_type) {
case WLR_OUTPUT_STATE_BUFFER_RENDER:
if (!wlr_egl_swap_buffers(&output->backend->egl,
output->egl_surface, damage)) {
return false;
}
assert(output->back_buffer != NULL);
wlr_buffer = output->back_buffer;
wlr_renderer_bind_buffer(output->backend->renderer, NULL);
wlr_egl_unset_current(&output->backend->egl);
break;
case WLR_OUTPUT_STATE_BUFFER_SCANOUT:;
struct wlr_wl_buffer *buffer =
create_wl_buffer(output->backend, wlr_output->pending.buffer);
if (buffer == NULL) {
return false;
}
wl_surface_attach(output->surface, buffer->wl_buffer, 0, 0);
if (damage == NULL) {
wl_surface_damage_buffer(output->surface,
0, 0, INT32_MAX, INT32_MAX);
} else {
int rects_len;
pixman_box32_t *rects =
pixman_region32_rectangles(damage, &rects_len);
for (int i = 0; i < rects_len; i++) {
pixman_box32_t *r = &rects[i];
wl_surface_damage_buffer(output->surface, r->x1, r->y1,
r->x2 - r->x1, r->y2 - r->y1);
}
}
wl_surface_commit(output->surface);
wlr_buffer = wlr_output->pending.buffer;
break;
}
struct wlr_wl_buffer *buffer =
create_wl_buffer(output->backend, wlr_buffer);
if (buffer == NULL) {
return false;
}
wl_surface_attach(output->surface, buffer->wl_buffer, 0, 0);
if (damage == NULL) {
wl_surface_damage_buffer(output->surface,
0, 0, INT32_MAX, INT32_MAX);
} else {
int rects_len;
pixman_box32_t *rects =
pixman_region32_rectangles(damage, &rects_len);
for (int i = 0; i < rects_len; i++) {
pixman_box32_t *r = &rects[i];
wl_surface_damage_buffer(output->surface, r->x1, r->y1,
r->x2 - r->x1, r->y2 - r->y1);
}
}
wl_surface_commit(output->surface);
wlr_buffer_unlock(output->back_buffer);
output->back_buffer = NULL;
wlr_swapchain_set_buffer_submitted(output->swapchain, wlr_buffer);
if (wp_feedback != NULL) {
struct wlr_wl_presentation_feedback *feedback =
calloc(1, sizeof(*feedback));
@ -302,8 +338,8 @@ static bool output_commit(struct wlr_output *wlr_output) {
}
static void output_rollback_render(struct wlr_output *wlr_output) {
struct wlr_wl_output *output =
get_wl_output_from_output(wlr_output);
struct wlr_wl_output *output = get_wl_output_from_output(wlr_output);
wlr_renderer_bind_buffer(output->backend->renderer, NULL);
wlr_egl_unset_current(&output->backend->egl);
}
@ -407,8 +443,8 @@ static void output_destroy(struct wlr_output *wlr_output) {
presentation_feedback_destroy(feedback);
}
wlr_egl_destroy_surface(&output->backend->egl, output->egl_surface);
wl_egl_window_destroy(output->egl_window);
wlr_buffer_unlock(output->back_buffer);
wlr_swapchain_destroy(output->swapchain);
if (output->zxdg_toplevel_decoration_v1) {
zxdg_toplevel_decoration_v1_destroy(output->zxdg_toplevel_decoration_v1);
}
@ -558,10 +594,11 @@ struct wlr_output *wlr_wl_output_create(struct wlr_backend *wlr_backend) {
&xdg_toplevel_listener, output);
wl_surface_commit(output->surface);
output->egl_window = wl_egl_window_create(output->surface,
wlr_output->width, wlr_output->height);
output->egl_surface = wlr_egl_create_surface(&backend->egl,
output->egl_window);
output->swapchain = wlr_swapchain_create(output->backend->allocator,
wlr_output->width, wlr_output->height, output->backend->format);
if (output->swapchain == NULL) {
goto error;
}
wl_display_roundtrip(output->backend->remote_display);

7
include/backend/wayland.h
View file

@ -25,6 +25,8 @@ struct wlr_wl_backend {
struct wl_list outputs;
struct wlr_egl egl;
struct wlr_renderer *renderer;
struct wlr_drm_format *format;
struct wlr_allocator *allocator;
size_t requested_outputs;
size_t last_output_num;
struct wl_listener local_display_destroy;
@ -67,10 +69,11 @@ struct wlr_wl_output {
struct xdg_surface *xdg_surface;
struct xdg_toplevel *xdg_toplevel;
struct zxdg_toplevel_decoration_v1 *zxdg_toplevel_decoration_v1;
struct wl_egl_window *egl_window;
EGLSurface egl_surface;
struct wl_list presentation_feedbacks;
struct wlr_swapchain *swapchain;
struct wlr_buffer *back_buffer;
uint32_t enter_serial;
struct {