You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
207 lines
6.5 KiB
207 lines
6.5 KiB
#include <assert.h>
|
|
#include <stdlib.h>
|
|
#include <wayland-server.h>
|
|
#include <wlr/util/log.h>
|
|
#include <wlr/render/interface.h>
|
|
#include <wlr/types/wlr_surface.h>
|
|
|
|
static void surface_destroy(struct wl_client *client, struct wl_resource *resource) {
|
|
wl_resource_destroy(resource);
|
|
}
|
|
|
|
static void surface_attach(struct wl_client *client,
|
|
struct wl_resource *resource,
|
|
struct wl_resource *buffer, int32_t sx, int32_t sy) {
|
|
struct wlr_surface *surface = wl_resource_get_user_data(resource);
|
|
surface->pending.invalid |= WLR_SURFACE_INVALID_BUFFER;
|
|
surface->pending.buffer = buffer;
|
|
}
|
|
|
|
static void surface_damage(struct wl_client *client,
|
|
struct wl_resource *resource,
|
|
int32_t x, int32_t y, int32_t width, int32_t height) {
|
|
struct wlr_surface *surface = wl_resource_get_user_data(resource);
|
|
if (width < 0 || height < 0) {
|
|
return;
|
|
}
|
|
surface->pending.invalid |= WLR_SURFACE_INVALID_SURFACE_DAMAGE;
|
|
pixman_region32_union_rect(&surface->pending.surface_damage,
|
|
&surface->pending.surface_damage,
|
|
x, y, width, height);
|
|
}
|
|
|
|
static void destroy_frame_callback(struct wl_resource *resource) {
|
|
struct wlr_frame_callback *cb = wl_resource_get_user_data(resource);
|
|
wl_list_remove(&cb->link);
|
|
free(cb);
|
|
}
|
|
|
|
static void surface_frame(struct wl_client *client,
|
|
struct wl_resource *resource, uint32_t callback) {
|
|
struct wlr_frame_callback *cb;
|
|
struct wlr_surface *surface = wl_resource_get_user_data(resource);
|
|
|
|
cb = malloc(sizeof(struct wlr_frame_callback));
|
|
if (cb == NULL) {
|
|
wl_resource_post_no_memory(resource);
|
|
return;
|
|
}
|
|
|
|
cb->resource = wl_resource_create(client,
|
|
&wl_callback_interface, 1, callback);
|
|
if (cb->resource == NULL) {
|
|
free(cb);
|
|
wl_resource_post_no_memory(resource);
|
|
return;
|
|
}
|
|
|
|
wl_resource_set_implementation(cb->resource,
|
|
NULL, cb, destroy_frame_callback);
|
|
|
|
wl_list_insert(surface->frame_callback_list.prev, &cb->link);
|
|
}
|
|
|
|
static void surface_set_opaque_region(struct wl_client *client,
|
|
struct wl_resource *resource,
|
|
struct wl_resource *region_resource) {
|
|
struct wlr_surface *surface = wl_resource_get_user_data(resource);
|
|
surface->pending.invalid |= WLR_SURFACE_INVALID_OPAQUE_REGION;
|
|
if (region_resource) {
|
|
pixman_region32_t *region = wl_resource_get_user_data(region_resource);
|
|
pixman_region32_copy(&surface->pending.opaque, region);
|
|
} else {
|
|
pixman_region32_clear(&surface->pending.opaque);
|
|
}
|
|
}
|
|
|
|
static void surface_set_input_region(struct wl_client *client,
|
|
struct wl_resource *resource,
|
|
struct wl_resource *region_resource) {
|
|
struct wlr_surface *surface = wl_resource_get_user_data(resource);
|
|
surface->pending.invalid |= WLR_SURFACE_INVALID_INPUT_REGION;
|
|
if (region_resource) {
|
|
pixman_region32_t *region = wl_resource_get_user_data(region_resource);
|
|
pixman_region32_copy(&surface->pending.input, region);
|
|
} else {
|
|
pixman_region32_fini(&surface->pending.input);
|
|
pixman_region32_init_rect(&surface->pending.input,
|
|
INT32_MIN, INT32_MIN, UINT32_MAX, UINT32_MAX);
|
|
}
|
|
}
|
|
|
|
static void surface_commit(struct wl_client *client,
|
|
struct wl_resource *resource) {
|
|
struct wlr_surface *surface = wl_resource_get_user_data(resource);
|
|
|
|
if ((surface->pending.invalid & WLR_SURFACE_INVALID_BUFFER)) {
|
|
surface->current.buffer = surface->pending.buffer;
|
|
}
|
|
if ((surface->pending.invalid & WLR_SURFACE_INVALID_SURFACE_DAMAGE)) {
|
|
// TODO: Sort out buffer damage too
|
|
pixman_region32_union(&surface->current.surface_damage,
|
|
&surface->current.surface_damage,
|
|
&surface->pending.surface_damage);
|
|
// TODO: Surface sizing is complicated
|
|
//pixman_region32_intersect_rect(&surface->current.surface_damage,
|
|
// &surface->current.surface_damage,
|
|
// 0, 0, surface->width, surface->height);
|
|
pixman_region32_clear(&surface->pending.surface_damage);
|
|
}
|
|
// TODO: Commit other changes
|
|
|
|
surface->pending.invalid = 0;
|
|
// TODO: add the invalid bitfield to this callback
|
|
wl_signal_emit(&surface->signals.commit, surface);
|
|
}
|
|
|
|
void wlr_surface_flush_damage(struct wlr_surface *surface) {
|
|
if (!surface->current.buffer) {
|
|
if (surface->texture->valid) {
|
|
// TODO: Detach buffers
|
|
}
|
|
return;
|
|
}
|
|
struct wl_shm_buffer *buffer = wl_shm_buffer_get(surface->current.buffer);
|
|
if (!buffer) {
|
|
wlr_log(L_INFO, "Unknown buffer handle attached");
|
|
return;
|
|
}
|
|
pixman_region32_t damage = surface->current.surface_damage;
|
|
if (!pixman_region32_not_empty(&damage)) {
|
|
return;
|
|
}
|
|
int n;
|
|
pixman_box32_t *rects = pixman_region32_rectangles(&damage, &n);
|
|
uint32_t format = wl_shm_buffer_get_format(buffer);
|
|
for (int i = 0; i < n; ++i) {
|
|
pixman_box32_t rect = rects[i];
|
|
wlr_log(L_DEBUG, "%d,%d:%d,%d", rect.x1, rect.y1, rect.x2, rect.y2);
|
|
if (!wlr_texture_update_shm(surface->texture, format,
|
|
rect.x1, rect.y1,
|
|
rect.x2 - rect.x1,
|
|
rect.y2 - rect.y1,
|
|
buffer)) {
|
|
break;
|
|
}
|
|
}
|
|
pixman_region32_fini(&surface->current.surface_damage);
|
|
pixman_region32_init(&surface->current.surface_damage);
|
|
wl_resource_queue_event(surface->current.buffer, WL_BUFFER_RELEASE);
|
|
}
|
|
|
|
static void surface_set_buffer_transform(struct wl_client *client,
|
|
struct wl_resource *resource, int transform) {
|
|
wlr_log(L_DEBUG, "TODO: surface surface buffer transform");
|
|
}
|
|
|
|
static void surface_set_buffer_scale(struct wl_client *client,
|
|
struct wl_resource *resource,
|
|
int32_t scale) {
|
|
wlr_log(L_DEBUG, "TODO: surface set buffer scale");
|
|
}
|
|
|
|
static void surface_damage_buffer(struct wl_client *client,
|
|
struct wl_resource *resource,
|
|
int32_t x, int32_t y, int32_t width,
|
|
int32_t height) {
|
|
wlr_log(L_DEBUG, "TODO: surface damage buffer");
|
|
}
|
|
|
|
const struct wl_surface_interface surface_interface = {
|
|
surface_destroy,
|
|
surface_attach,
|
|
surface_damage,
|
|
surface_frame,
|
|
surface_set_opaque_region,
|
|
surface_set_input_region,
|
|
surface_commit,
|
|
surface_set_buffer_transform,
|
|
surface_set_buffer_scale,
|
|
surface_damage_buffer
|
|
};
|
|
|
|
static void destroy_surface(struct wl_resource *resource) {
|
|
struct wlr_surface *surface = wl_resource_get_user_data(resource);
|
|
wl_signal_emit(&surface->signals.destroy, surface);
|
|
wlr_texture_destroy(surface->texture);
|
|
|
|
struct wlr_frame_callback *cb, *next;
|
|
wl_list_for_each_safe(cb, next, &surface->frame_callback_list, link) {
|
|
wl_resource_destroy(cb->resource);
|
|
}
|
|
free(surface);
|
|
}
|
|
|
|
struct wlr_surface *wlr_surface_create(struct wl_resource *res,
|
|
struct wlr_renderer *renderer) {
|
|
struct wlr_surface *surface = calloc(1, sizeof(struct wlr_surface));
|
|
surface->texture = wlr_render_texture_init(renderer);
|
|
surface->resource = res;
|
|
wl_signal_init(&surface->signals.commit);
|
|
wl_signal_init(&surface->signals.destroy);
|
|
wl_list_init(&surface->frame_callback_list);
|
|
wl_resource_set_implementation(res, &surface_interface,
|
|
surface, destroy_surface);
|
|
return surface;
|
|
}
|