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wlr_surface: small refactoring 

- split surface damage and buffer damage
 - the pending buffers are always valid, so can be 'fini'shed
 - consider opaque buffer and input buffer in commit, just to free
 - only update size if scale/transform/buffer changed
This commit is contained in:
Dominique Martinet 2017-08-19 09:23:53 +02:00
parent 03b29eb32c
commit 4da976bfad
1 changed files with 48 additions and 15 deletions
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63
types/wlr_surface.c
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@ -67,6 +67,9 @@ 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);
if ((surface->pending.invalid & WLR_SURFACE_INVALID_OPAQUE_REGION)) {
pixman_region32_clear(&surface->pending.opaque);
}
surface->pending.invalid |= WLR_SURFACE_INVALID_OPAQUE_REGION;
if (region_resource) {
pixman_region32_t *region = wl_resource_get_user_data(region_resource);
@ -80,12 +83,14 @@ 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);
if ((surface->pending.invalid & WLR_SURFACE_INVALID_INPUT_REGION)) {
pixman_region32_clear(&surface->pending.input);
}
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);
}
@ -199,20 +204,30 @@ static void wlr_surface_to_buffer_region(struct wlr_surface *surface,
static void surface_commit(struct wl_client *client,
struct wl_resource *resource) {
struct wlr_surface *surface = wl_resource_get_user_data(resource);
surface->current.scale = surface->pending.scale;
surface->current.transform = surface->pending.transform;
int update_size = 0;
int update_damage = 0;
if ((surface->pending.invalid & WLR_SURFACE_INVALID_SCALE)) {
surface->current.scale = surface->pending.scale;
update_size = 1;
}
if ((surface->pending.invalid & WLR_SURFACE_INVALID_TRANSFORM)) {
surface->current.transform = surface->pending.transform;
update_size = 1;
}
if ((surface->pending.invalid & WLR_SURFACE_INVALID_BUFFER)) {
surface->current.buffer = surface->pending.buffer;
update_size = 1;
}
if ((surface->pending.invalid & WLR_SURFACE_INVALID_SURFACE_DAMAGE)) {
if (update_size) {
int32_t oldw = surface->current.buffer_width;
int32_t oldh = surface->current.buffer_height;
wlr_surface_update_size(surface);
surface->reupload_buffer = oldw != surface->current.buffer_width ||
oldh != surface->current.buffer_height;
}
if ((surface->pending.invalid & WLR_SURFACE_INVALID_SURFACE_DAMAGE)) {
pixman_region32_union(&surface->current.surface_damage,
&surface->current.surface_damage,
&surface->pending.surface_damage);
@ -220,10 +235,18 @@ static void surface_commit(struct wl_client *client,
&surface->current.surface_damage, 0, 0, surface->current.width,
surface->current.height);
pixman_region32_clear(&surface->pending.surface_damage);
update_damage = 1;
}
if ((surface->pending.invalid & WLR_SURFACE_INVALID_BUFFER_DAMAGE)) {
pixman_region32_union(&surface->current.buffer_damage,
&surface->current.buffer_damage,
&surface->pending.buffer_damage);
pixman_region32_clear(&surface->pending.buffer_damage);
update_damage = 1;
}
if (update_damage) {
pixman_region32_t buffer_damage;
pixman_region32_init(&buffer_damage);
wlr_surface_to_buffer_region(surface, &surface->current.surface_damage,
@ -235,12 +258,15 @@ static void surface_commit(struct wl_client *client,
pixman_region32_intersect_rect(&surface->current.buffer_damage,
&surface->current.buffer_damage, 0, 0,
surface->current.buffer_width, surface->current.buffer_height);
pixman_region32_clear(&surface->pending.surface_damage);
pixman_region32_clear(&surface->pending.buffer_damage);
}
if ((surface->pending.invalid & WLR_SURFACE_INVALID_OPAQUE_REGION)) {
// TODO: process buffer
pixman_region32_clear(&surface->pending.opaque);
}
// TODO: Commit other changes
if ((surface->pending.invalid & WLR_SURFACE_INVALID_INPUT_REGION)) {
// TODO: process buffer
pixman_region32_clear(&surface->pending.input);
}
surface->pending.invalid = 0;
// TODO: add the invalid bitfield to this callback
@ -288,11 +314,8 @@ void wlr_surface_flush_damage(struct wlr_surface *surface) {
}
release:
pixman_region32_fini(&surface->current.surface_damage);
pixman_region32_init(&surface->current.surface_damage);
pixman_region32_fini(&surface->current.buffer_damage);
pixman_region32_init(&surface->current.buffer_damage);
pixman_region32_clear(&surface->current.surface_damage);
pixman_region32_clear(&surface->current.buffer_damage);
wl_resource_post_event(surface->current.buffer, WL_BUFFER_RELEASE);
surface->current.buffer = NULL;
@ -301,6 +324,7 @@ release:
static void surface_set_buffer_transform(struct wl_client *client,
struct wl_resource *resource, int transform) {
struct wlr_surface *surface = wl_resource_get_user_data(resource);
surface->pending.invalid |= WLR_SURFACE_INVALID_TRANSFORM;
surface->pending.transform = transform;
}
@ -308,6 +332,7 @@ static void surface_set_buffer_scale(struct wl_client *client,
struct wl_resource *resource,
int32_t scale) {
struct wlr_surface *surface = wl_resource_get_user_data(resource);
surface->pending.invalid |= WLR_SURFACE_INVALID_SCALE;
surface->pending.scale = scale;
}
@ -319,7 +344,7 @@ static void surface_damage_buffer(struct wl_client *client,
if (width < 0 || height < 0) {
return;
}
surface->pending.invalid |= WLR_SURFACE_INVALID_SURFACE_DAMAGE;
surface->pending.invalid |= WLR_SURFACE_INVALID_BUFFER_DAMAGE;
pixman_region32_union_rect(&surface->pending.buffer_damage,
&surface->pending.buffer_damage,
x, y, width, height);
@ -346,6 +371,10 @@ static void destroy_surface(struct wl_resource *resource) {
wl_list_for_each_safe(cb, next, &surface->frame_callback_list, link) {
wl_resource_destroy(cb->resource);
}
pixman_region32_fini(&surface->pending.surface_damage);
pixman_region32_fini(&surface->pending.buffer_damage);
pixman_region32_fini(&surface->pending.opaque);
pixman_region32_fini(&surface->pending.input);
free(surface);
}
@ -364,6 +393,10 @@ struct wlr_surface *wlr_surface_create(struct wl_resource *res,
surface->pending.scale = 1;
surface->current.transform = WL_OUTPUT_TRANSFORM_NORMAL;
surface->pending.transform = WL_OUTPUT_TRANSFORM_NORMAL;
pixman_region32_init(&surface->pending.surface_damage);
pixman_region32_init(&surface->pending.buffer_damage);
pixman_region32_init(&surface->pending.opaque);
pixman_region32_init(&surface->pending.input);
wl_signal_init(&surface->signals.commit);
wl_list_init(&surface->frame_callback_list);
wl_resource_set_implementation(res, &surface_interface,