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surface: do not monkey-patch state damage

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emersion 2018-06-25 23:35:02 +01:00
parent adf0423f7c
commit 233bfe2f4f
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3 changed files with 89 additions and 90 deletions
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1
include/wlr/types/wlr_surface.h
View file

@ -33,6 +33,7 @@ struct wlr_surface_state {
int width, height; // in surface-local coordinates
int buffer_width, buffer_height;
int sx, sy; // in surface-local coordinates
pixman_region32_t damage; // in buffer-local coordinates
struct wl_listener buffer_destroy_listener;
};

8
rootston/output.c
View file

@ -146,6 +146,9 @@ static bool surface_intersect_output(struct wlr_surface *surface,
double ox = lx, oy = ly;
wlr_output_layout_output_coords(output_layout, wlr_output, &ox, &oy);
ox += surface->current.sx;
oy += surface->current.sy;
if (box != NULL) {
box->x = ox * wlr_output->scale;
box->y = oy * wlr_output->scale;
@ -694,8 +697,9 @@ static void damage_from_surface(struct wlr_surface *surface, int sx, int sy,
pixman_region32_t damage;
pixman_region32_init(&damage);
pixman_region32_copy(&damage, &surface->current.surface_damage);
wlr_region_scale(&damage, &damage, wlr_output->scale);
pixman_region32_copy(&damage, &surface->current.damage);
wlr_region_scale(&damage, &damage,
wlr_output->scale / (float)surface->current.scale);
if (ceil(wlr_output->scale) > surface->current.scale) {
// When scaling up a surface, it'll become blurry so we need to
// expand the damage region

170
types/wlr_surface.c
View file

@ -139,49 +139,49 @@ static void surface_set_input_region(struct wl_client *client,
}
}
static bool surface_update_size(struct wlr_surface *surface,
struct wlr_surface_state *state) {
if (!state->buffer) {
pixman_region32_union_rect(&state->surface_damage,
&state->surface_damage, 0, 0, state->width, state->height);
state->height = 0;
state->width = 0;
return true;
}
static void surface_state_update_size(struct wlr_surface_state *state) {
int width = state->buffer_width / state->scale;
int height = state->buffer_height / state->scale;
int scale = state->scale;
enum wl_output_transform transform = state->transform;
wlr_buffer_get_resource_size(state->buffer, surface->renderer,
&state->buffer_width, &state->buffer_height);
int width = state->buffer_width / scale;
int height = state->buffer_height / scale;
if (transform == WL_OUTPUT_TRANSFORM_90 ||
transform == WL_OUTPUT_TRANSFORM_270 ||
transform == WL_OUTPUT_TRANSFORM_FLIPPED_90 ||
transform == WL_OUTPUT_TRANSFORM_FLIPPED_270) {
if ((state->transform & WL_OUTPUT_TRANSFORM_90) != 0) {
int tmp = width;
width = height;
height = tmp;
}
bool update_damage = false;
if (width != state->width || height != state->height) {
// Damage the whole surface on resize
// This isn't in the spec, but Weston does it and QT expects it
pixman_region32_union_rect(&state->surface_damage,
&state->surface_damage, 0, 0, state->width, state->height);
pixman_region32_union_rect(&state->surface_damage,
&state->surface_damage, 0, 0, width, height);
update_damage = true;
}
state->width = width;
state->height = height;
}
return update_damage;
static void surface_state_update_damage(struct wlr_surface_state *state,
struct wlr_surface_state *next) {
pixman_region32_clear(&state->damage);
if (next->buffer_width != state->buffer_width ||
next->buffer_height != state->buffer_height) {
// Damage the whole surface on resize
pixman_region32_union_rect(&state->damage,
&state->damage, state->sx * state->scale, state->sy * state->scale,
state->buffer_width, state->buffer_height);
pixman_region32_union_rect(&state->damage,
&state->damage, next->sx * next->scale, next->sy * next->scale,
next->buffer_width, next->buffer_height);
} else {
// Copy over surface damage + buffer damage
pixman_region32_union(&state->damage, &state->damage,
&next->buffer_damage);
pixman_region32_t surface_damage;
pixman_region32_init(&surface_damage);
pixman_region32_copy(&surface_damage, &next->surface_damage);
wlr_region_transform(&surface_damage, &surface_damage, next->transform,
next->buffer_width, next->buffer_height);
wlr_region_scale(&surface_damage, &surface_damage, next->scale);
pixman_region32_union(&state->damage, &state->damage, &surface_damage);
pixman_region32_fini(&surface_damage);
// TODO: handle sx, sy
}
}
/**
@ -189,16 +189,49 @@ static bool surface_update_size(struct wlr_surface *surface,
*/
static void surface_move_state(struct wlr_surface *surface,
struct wlr_surface_state *next, struct wlr_surface_state *state) {
bool update_damage = false;
bool update_size = false;
// Commit next state
if ((next->committed & WLR_SURFACE_STATE_BUFFER)) {
wlr_buffer_get_resource_size(next->buffer, surface->renderer,
&next->buffer_width, &next->buffer_height);
}
surface_state_update_size(next);
next->sx += next->dx;
next->sy += next->dy;
pixman_region32_intersect_rect(&next->surface_damage,
&next->surface_damage, 0, 0, next->width, next->height);
pixman_region32_intersect_rect(&next->buffer_damage,
&next->buffer_damage, 0, 0, next->buffer_width,
next->buffer_height);
pixman_region32_intersect_rect(&next->opaque, &next->opaque,
0, 0, next->width, next->height);
pixman_region32_intersect_rect(&next->input, &next->input,
0, 0, next->width, next->height);
// Compute new state
surface_state_update_damage(state, next);
state->width = next->width;
state->height = next->height;
state->buffer_width = next->buffer_width;
state->buffer_height = next->buffer_height;
state->sx = next->sx;
state->sy = next->sy;
// Move state from next one, clear next state
if ((next->committed & WLR_SURFACE_STATE_SCALE)) {
state->scale = next->scale;
update_size = true;
}
if ((next->committed & WLR_SURFACE_STATE_TRANSFORM)) {
state->transform = next->transform;
update_size = true;
}
if ((next->committed & WLR_SURFACE_STATE_BUFFER)) {
surface_state_set_buffer(state, next->buffer);
@ -206,64 +239,25 @@ static void surface_move_state(struct wlr_surface *surface,
state->dx = next->dx;
state->dy = next->dy;
next->dx = next->dy = 0;
state->sx += state->dx;
state->sy += state->dy;
update_size = true;
} else {
state->dx = state->dy = 0;
}
if (update_size) {
update_damage = surface_update_size(surface, state);
}
if ((next->committed & WLR_SURFACE_STATE_SURFACE_DAMAGE)) {
pixman_region32_intersect_rect(&next->surface_damage,
&next->surface_damage, 0, 0, state->width, state->height);
pixman_region32_union(&state->surface_damage, &state->surface_damage,
&next->surface_damage);
pixman_region32_copy(&state->surface_damage, &next->surface_damage);
pixman_region32_clear(&next->surface_damage);
update_damage = true;
} else {
pixman_region32_clear(&state->surface_damage);
}
if ((next->committed & WLR_SURFACE_STATE_BUFFER_DAMAGE)) {
pixman_region32_intersect_rect(&next->buffer_damage,
&next->buffer_damage, 0, 0, state->buffer_width,
state->buffer_height);
pixman_region32_union(&state->buffer_damage, &state->buffer_damage,
&next->buffer_damage);
pixman_region32_copy(&state->buffer_damage, &next->buffer_damage);
pixman_region32_clear(&next->buffer_damage);
update_damage = true;
}
if (update_damage) {
pixman_region32_t buffer_damage, surface_damage;
pixman_region32_init(&buffer_damage);
pixman_region32_init(&surface_damage);
// Surface to buffer damage
pixman_region32_copy(&buffer_damage, &state->surface_damage);
wlr_region_transform(&buffer_damage, &buffer_damage,
wlr_output_transform_invert(state->transform),
state->width, state->height);
wlr_region_scale(&buffer_damage, &buffer_damage, state->scale);
// Buffer to surface damage
pixman_region32_copy(&surface_damage, &state->buffer_damage);
wlr_region_transform(&surface_damage, &surface_damage, state->transform,
state->buffer_width, state->buffer_height);
wlr_region_scale(&surface_damage, &surface_damage, 1.0f/state->scale);
pixman_region32_union(&state->buffer_damage, &state->buffer_damage,
&buffer_damage);
pixman_region32_union(&state->surface_damage, &state->surface_damage,
&surface_damage);
pixman_region32_fini(&buffer_damage);
pixman_region32_fini(&surface_damage);
} else {
pixman_region32_clear(&state->buffer_damage);
}
if ((next->committed & WLR_SURFACE_STATE_OPAQUE_REGION)) {
// TODO: process buffer
pixman_region32_clear(&next->opaque);
pixman_region32_copy(&state->opaque, &next->opaque);
}
if ((next->committed & WLR_SURFACE_STATE_INPUT_REGION)) {
// TODO: process buffer
pixman_region32_copy(&state->input, &next->input);
}
if ((next->committed & WLR_SURFACE_STATE_FRAME_CALLBACK_LIST)) {
@ -307,7 +301,8 @@ static void surface_apply_damage(struct wlr_surface *surface) {
if (surface->buffer != NULL && surface->buffer->released) {
pixman_region32_t damage;
pixman_region32_init(&damage);
pixman_region32_copy(&damage, &surface->current.buffer_damage);
pixman_region32_copy(&damage, &surface->current.damage);
// TODO: translate sx, sy
pixman_region32_intersect_rect(&damage, &damage, 0, 0,
surface->current.buffer_width, surface->current.buffer_height);
@ -361,9 +356,6 @@ static void surface_commit_pending(struct wlr_surface *surface) {
}
wlr_signal_emit_safe(&surface->events.commit, surface);
pixman_region32_clear(&surface->current.surface_damage);
pixman_region32_clear(&surface->current.buffer_damage);
}
static bool subsurface_is_synchronized(struct wlr_subsurface *subsurface) {
@ -500,6 +492,7 @@ static void surface_state_init(struct wlr_surface_state *state) {
pixman_region32_init(&state->opaque);
pixman_region32_init_rect(&state->input,
INT32_MIN, INT32_MIN, UINT32_MAX, UINT32_MAX);
pixman_region32_init(&state->damage);
}
static void surface_state_finish(struct wlr_surface_state *state) {
@ -514,6 +507,7 @@ static void surface_state_finish(struct wlr_surface_state *state) {
pixman_region32_fini(&state->buffer_damage);
pixman_region32_fini(&state->opaque);
pixman_region32_fini(&state->input);
pixman_region32_fini(&state->damage);
}
static void subsurface_destroy(struct wlr_subsurface *subsurface) {