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rootston: refactor rendering 

This implements rootston surface iterators to ease rendering, sending
frame/presentation events and accumulating damage.
This commit is contained in:
emersion 2019-02-25 14:59:57 +01:00 committed by Drew DeVault
parent 8efeca528f
commit 62fd03a7be
8 changed files with 339 additions and 349 deletions
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22
include/rootston/output.h
View File

@ -29,9 +29,27 @@ struct roots_output {
struct wl_listener damage_destroy;
};
typedef void (*roots_surface_iterator_func_t)(struct roots_output *output,
struct wlr_surface *surface, struct wlr_box *box, float rotation,
void *user_data);
void rotate_child_position(double *sx, double *sy, double sw, double sh,
double pw, double ph, float rotation);
struct roots_input;
void output_surface_for_each_surface(struct roots_output *output,
struct wlr_surface *surface, double ox, double oy,
roots_surface_iterator_func_t iterator, void *user_data);
void output_view_for_each_surface(struct roots_output *output,
struct roots_view *view, roots_surface_iterator_func_t iterator,
void *user_data);
void output_drag_icons_for_each_surface(struct roots_output *output,
struct roots_input *input, roots_surface_iterator_func_t iterator,
void *user_data);
void output_for_each_surface(struct roots_output *output,
roots_surface_iterator_func_t iterator, void *user_data);
void handle_new_output(struct wl_listener *listener, void *data);
struct roots_view;
@ -45,8 +63,8 @@ void output_damage_from_view(struct roots_output *output,
void output_damage_whole_drag_icon(struct roots_output *output,
struct roots_drag_icon *icon);
void output_damage_from_local_surface(struct roots_output *output,
struct wlr_surface *surface, double ox, double oy, float rotation);
struct wlr_surface *surface, double ox, double oy);
void output_damage_whole_local_surface(struct roots_output *output,
struct wlr_surface *surface, double ox, double oy, float rotation);
struct wlr_surface *surface, double ox, double oy);
#endif

4
include/rootston/view.h
View File

@ -20,6 +20,8 @@ struct roots_view_interface {
void (*maximize)(struct roots_view *view, bool maximized);
void (*set_fullscreen)(struct roots_view *view, bool fullscreen);
void (*close)(struct roots_view *view);
void (*for_each_surface)(struct roots_view *view,
wlr_surface_iterator_func_t iterator, void *user_data);
void (*destroy)(struct roots_view *view);
};
@ -250,6 +252,8 @@ void view_set_title(struct roots_view *view, const char *title);
void view_set_app_id(struct roots_view *view, const char *app_id);
void view_create_foreign_toplevel_handle(struct roots_view *view);
void view_get_deco_box(const struct roots_view *view, struct wlr_box *box);
void view_for_each_surface(struct roots_view *view,
wlr_surface_iterator_func_t iterator, void *user_data);
struct roots_wl_shell_surface *roots_wl_shell_surface_from_view(
struct roots_view *view);

16
rootston/layer_shell.c
View File

@ -298,12 +298,12 @@ static void handle_surface_commit(struct wl_listener *listener, void *data) {
if (memcmp(&old_geo, &layer->geo, sizeof(struct wlr_box)) != 0) {
output_damage_whole_local_surface(output, layer_surface->surface,
old_geo.x, old_geo.y, 0);
old_geo.x, old_geo.y);
output_damage_whole_local_surface(output, layer_surface->surface,
layer->geo.x, layer->geo.y, 0);
layer->geo.x, layer->geo.y);
} else {
output_damage_from_local_surface(output, layer_surface->surface,
layer->geo.x, layer->geo.y, 0);
layer->geo.x, layer->geo.y);
}
}
}
@ -314,7 +314,7 @@ static void unmap(struct wlr_layer_surface_v1 *layer_surface) {
if (wlr_output != NULL) {
struct roots_output *output = wlr_output->data;
output_damage_whole_local_surface(output, layer_surface->surface,
layer->geo.x, layer->geo.y, 0);
layer->geo.x, layer->geo.y);
}
}
@ -342,7 +342,7 @@ static void handle_map(struct wl_listener *listener, void *data) {
struct wlr_output *wlr_output = layer_surface->output;
struct roots_output *output = wlr_output->data;
output_damage_whole_local_surface(output, layer_surface->surface,
layer->geo.x, layer->geo.y, 0);
layer->geo.x, layer->geo.y);
wlr_surface_send_enter(layer_surface->surface, wlr_output);
}
@ -363,7 +363,7 @@ static void popup_handle_map(struct wl_listener *listener, void *data) {
int ox = popup->wlr_popup->geometry.x + layer->geo.x;
int oy = popup->wlr_popup->geometry.y + layer->geo.y;
output_damage_whole_local_surface(output, popup->wlr_popup->base->surface,
ox, oy, 0);
ox, oy);
input_update_cursor_focus(output->desktop->server->input);
}
@ -375,7 +375,7 @@ static void popup_handle_unmap(struct wl_listener *listener, void *data) {
int ox = popup->wlr_popup->geometry.x + layer->geo.x;
int oy = popup->wlr_popup->geometry.y + layer->geo.y;
output_damage_whole_local_surface(output, popup->wlr_popup->base->surface,
ox, oy, 0);
ox, oy);
}
static void popup_handle_commit(struct wl_listener *listener, void *data) {
@ -386,7 +386,7 @@ static void popup_handle_commit(struct wl_listener *listener, void *data) {
int ox = popup->wlr_popup->geometry.x + layer->geo.x;
int oy = popup->wlr_popup->geometry.y + layer->geo.y;
output_damage_from_local_surface(output, popup->wlr_popup->base->surface,
ox, oy, 0);
ox, oy);
}
static void popup_handle_destroy(struct wl_listener *listener, void *data) {

585
rootston/output.c
View File

@ -25,7 +25,10 @@
*/
void rotate_child_position(double *sx, double *sy, double sw, double sh,
double pw, double ph, float rotation) {
if (rotation != 0.0) {
if (rotation == 0.0) {
return;
}
// Coordinates relative to the center of the subsurface
double ox = *sx - pw/2 + sw/2,
oy = *sy - ph/2 + sh/2;
@ -35,77 +38,105 @@ void rotate_child_position(double *sx, double *sy, double sw, double sh,
*sx = rx + pw/2 - sw/2;
*sy = ry + ph/2 - sh/2;
}
}
struct layout_data {
double x, y;
struct surface_iterator_data {
roots_surface_iterator_func_t user_iterator;
void *user_data;
struct roots_output *output;
double ox, oy;
int width, height;
float rotation;
};
static void get_layout_position(struct layout_data *data,
double *lx, double *ly, const struct wlr_surface *surface,
int sx, int sy) {
double _sx = sx, _sy = sy;
rotate_child_position(&_sx, &_sy, surface->current.width,
surface->current.height, data->width, data->height, data->rotation);
*lx = data->x + _sx;
*ly = data->y + _sy;
static bool get_surface_box(struct surface_iterator_data *data,
struct wlr_surface *surface, int sx, int sy,
struct wlr_box *surface_box) {
struct roots_output *output = data->output;
if (!wlr_surface_has_buffer(surface)) {
return false;
}
static void surface_for_each_surface(struct wlr_surface *surface,
double lx, double ly, float rotation, struct layout_data *layout_data,
wlr_surface_iterator_func_t iterator, void *user_data) {
layout_data->x = lx;
layout_data->y = ly;
layout_data->width = surface->current.width;
layout_data->height = surface->current.height;
layout_data->rotation = rotation;
int sw = surface->current.width;
int sh = surface->current.height;
wlr_surface_for_each_surface(surface, iterator, user_data);
double _sx = sx + surface->sx;
double _sy = sy + surface->sy;
rotate_child_position(&_sx, &_sy, sw, sh, data->width, data->height,
data->rotation);
struct wlr_box box = {
.x = data->ox + _sx,
.y = data->oy + _sy,
.width = sw,
.height = sh,
};
if (surface_box != NULL) {
*surface_box = box;
}
static void view_for_each_surface(struct roots_view *view,
struct layout_data *layout_data, wlr_surface_iterator_func_t iterator,
void *user_data) {
if (!view->wlr_surface) {
struct wlr_box rotated_box;
wlr_box_rotated_bounds(&rotated_box, &box, data->rotation);
struct wlr_box output_box = {0};
wlr_output_effective_resolution(output->wlr_output,
&output_box.width, &output_box.height);
struct wlr_box intersection;
return wlr_box_intersection(&intersection, &output_box, &rotated_box);
}
static void output_for_each_surface_iterator(struct wlr_surface *surface,
int sx, int sy, void *_data) {
struct surface_iterator_data *data = _data;
struct wlr_box box;
bool intersects = get_surface_box(data, surface, sx, sy, &box);
if (!intersects) {
return;
}
layout_data->x = view->box.x;
layout_data->y = view->box.y;
layout_data->width = view->wlr_surface->current.width;
layout_data->height = view->wlr_surface->current.height;
layout_data->rotation = view->rotation;
switch (view->type) {
case ROOTS_XDG_SHELL_V6_VIEW:;
struct roots_xdg_surface_v6 *xdg_surface_v6 =
roots_xdg_surface_v6_from_view(view);
wlr_xdg_surface_v6_for_each_surface(xdg_surface_v6->xdg_surface_v6,
iterator, user_data);
break;
case ROOTS_XDG_SHELL_VIEW:;
struct roots_xdg_surface *xdg_surface =
roots_xdg_surface_from_view(view);
wlr_xdg_surface_for_each_surface(xdg_surface->xdg_surface, iterator,
user_data);
break;
case ROOTS_WL_SHELL_VIEW:;
struct roots_wl_shell_surface *wl_shell_surface =
roots_wl_shell_surface_from_view(view);
wlr_wl_shell_surface_for_each_surface(wl_shell_surface->wl_shell_surface,
iterator, user_data);
break;
#if WLR_HAS_XWAYLAND
case ROOTS_XWAYLAND_VIEW:
wlr_surface_for_each_surface(view->wlr_surface, iterator, user_data);
break;
#endif
}
data->user_iterator(data->output, surface, &box, data->rotation,
data->user_data);
}
#if WLR_HAS_XWAYLAND
void output_surface_for_each_surface(struct roots_output *output,
struct wlr_surface *surface, double ox, double oy,
roots_surface_iterator_func_t iterator, void *user_data) {
struct surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.output = output,
.ox = ox,
.oy = oy,
.width = surface->current.width,
.height = surface->current.height,
.rotation = 0,
};
wlr_surface_for_each_surface(surface,
output_for_each_surface_iterator, &data);
}
void output_view_for_each_surface(struct roots_output *output,
struct roots_view *view, roots_surface_iterator_func_t iterator,
void *user_data) {
struct surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.output = output,
.ox = view->box.x - output->wlr_output->lx,
.oy = view->box.y - output->wlr_output->ly,
.width = view->box.width,
.height = view->box.height,
.rotation = view->rotation,
};
view_for_each_surface(view, output_for_each_surface_iterator, &data);
}
/*#if WLR_HAS_XWAYLAND
static void xwayland_children_for_each_surface(
struct wlr_xwayland_surface *surface,
wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
@ -120,57 +151,48 @@ static void xwayland_children_for_each_surface(
user_data);
}
}
#endif
#endif*/
static void drag_icons_for_each_surface(struct roots_input *input,
wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
void output_layer_for_each_surface(struct roots_output *output,
struct wl_list *layer_surfaces, roots_surface_iterator_func_t iterator,
void *user_data) {
struct roots_layer_surface *layer_surface;
wl_list_for_each(layer_surface, layer_surfaces, link) {
struct wlr_layer_surface_v1 *wlr_layer_surface_v1 =
layer_surface->layer_surface;
output_surface_for_each_surface(output, wlr_layer_surface_v1->surface,
layer_surface->geo.x, layer_surface->geo.y, iterator,
user_data);
}
}
void output_drag_icons_for_each_surface(struct roots_output *output,
struct roots_input *input, roots_surface_iterator_func_t iterator,
void *user_data) {
struct roots_seat *seat;
wl_list_for_each(seat, &input->seats, link) {
struct roots_drag_icon *drag_icon = seat->drag_icon;
if (drag_icon == NULL || !drag_icon->wlr_drag_icon->mapped) {
if (!drag_icon || !drag_icon->wlr_drag_icon->mapped) {
continue;
}
surface_for_each_surface(drag_icon->wlr_drag_icon->surface,
drag_icon->x, drag_icon->y, 0, layout_data,
iterator, user_data);
double ox = drag_icon->x - output->wlr_output->lx;
double oy = drag_icon->y - output->wlr_output->ly;
output_surface_for_each_surface(output,
drag_icon->wlr_drag_icon->surface, ox, oy, iterator, user_data);
}
}
static void layer_for_each_surface(struct wl_list *layer,
const struct wlr_box *output_layout_box,
wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
void *user_data) {
struct roots_layer_surface *roots_surface;
wl_list_for_each(roots_surface, layer, link) {
struct wlr_layer_surface_v1 *layer = roots_surface->layer_surface;
layout_data->x = roots_surface->geo.x + output_layout_box->x;
layout_data->y = roots_surface->geo.y + output_layout_box->y;
layout_data->width = roots_surface->geo.width;
layout_data->height = roots_surface->geo.height;
layout_data->rotation = 0;
wlr_layer_surface_v1_for_each_surface(layer, iterator, user_data);
}
}
static void output_for_each_surface(struct roots_output *output,
wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
void *user_data) {
struct wlr_output *wlr_output = output->wlr_output;
void output_for_each_surface(struct roots_output *output,
roots_surface_iterator_func_t iterator, void *user_data) {
struct roots_desktop *desktop = output->desktop;
struct roots_server *server = desktop->server;
const struct wlr_box *output_box =
wlr_output_layout_get_box(desktop->layout, wlr_output);
if (output->fullscreen_view != NULL) {
struct roots_view *view = output->fullscreen_view;
view_for_each_surface(view, layout_data, iterator, user_data);
output_view_for_each_surface(output, view, iterator, user_data);
#if WLR_HAS_XWAYLAND
/*#if WLR_HAS_XWAYLAND
if (view->type == ROOTS_XWAYLAND_VIEW) {
struct roots_xwayland_surface *xwayland_surface =
roots_xwayland_surface_from_view(view);
@ -178,65 +200,34 @@ static void output_for_each_surface(struct roots_output *output,
xwayland_surface->xwayland_surface,
iterator, layout_data, user_data);
}
#endif
#endif*/
} else {
struct roots_view *view;
wl_list_for_each_reverse(view, &desktop->views, link) {
view_for_each_surface(view, layout_data, iterator, user_data);
output_view_for_each_surface(output, view, iterator, user_data);
}
}
drag_icons_for_each_surface(server->input, iterator,
layout_data, user_data);
}
output_drag_icons_for_each_surface(output, desktop->server->input,
iterator, user_data);
size_t len = sizeof(output->layers) / sizeof(output->layers[0]);
for (size_t i = 0; i < len; ++i) {
layer_for_each_surface(&output->layers[i], output_box,
iterator, layout_data, user_data);
output_layer_for_each_surface(output, &output->layers[i],
iterator, user_data);
}
}
struct render_data {
struct layout_data layout;
struct roots_output *output;
struct timespec *when;
pixman_region32_t *damage;
float alpha;
};
/**
* Checks whether a surface at (lx, ly) intersects an output. If `box` is not
* NULL, it populates it with the surface box in the output, in output-local
* coordinates.
*/
static bool surface_intersect_output(struct wlr_surface *surface,
struct wlr_output_layout *output_layout, struct wlr_output *wlr_output,
double lx, double ly, float rotation, struct wlr_box *box) {
double ox = lx, oy = ly;
wlr_output_layout_output_coords(output_layout, wlr_output, &ox, &oy);
ox += surface->sx;
oy += surface->sy;
if (box != NULL) {
box->x = ox * wlr_output->scale;
box->y = oy * wlr_output->scale;
box->width = surface->current.width * wlr_output->scale;
box->height = surface->current.height * wlr_output->scale;
}
struct wlr_box layout_box = {
.x = lx, .y = ly,
.width = surface->current.width, .height = surface->current.height,
};
wlr_box_rotated_bounds(&layout_box, &layout_box, rotation);
return wlr_output_layout_intersects(output_layout, wlr_output, &layout_box);
}
static void scissor_output(struct roots_output *output, pixman_box32_t *rect) {
struct wlr_output *wlr_output = output->wlr_output;
struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_output->backend);
static void scissor_output(struct wlr_output *wlr_output,
pixman_box32_t *rect) {
struct wlr_renderer *renderer =
wlr_backend_get_renderer(wlr_output->backend);
assert(renderer);
struct wlr_box box = {
@ -256,61 +247,70 @@ static void scissor_output(struct roots_output *output, pixman_box32_t *rect) {
wlr_renderer_scissor(renderer, &box);
}
static void render_surface(struct wlr_surface *surface, int sx, int sy,
void *_data) {
struct render_data *data = _data;
struct roots_output *output = data->output;
float rotation = data->layout.rotation;
struct wlr_texture *texture = wlr_surface_get_texture(surface);
if (texture == NULL) {
return;
static int scale_length(int length, int offset, float scale) {
return round((offset + length) * scale) - round(offset * scale);
}
static void scale_box(struct wlr_box *box, float scale) {
box->width = scale_length(box->width, box->x, scale);
box->height = scale_length(box->height, box->y, scale);
box->x = round(box->x * scale);
box->y = round(box->y * scale);
}
static void render_texture(struct wlr_output *wlr_output,
pixman_region32_t *output_damage, struct wlr_texture *texture,
const struct wlr_box *box, const float matrix[static 9], float alpha) {
struct wlr_renderer *renderer =
wlr_backend_get_renderer(output->wlr_output->backend);
wlr_backend_get_renderer(wlr_output->backend);
assert(renderer);
double lx, ly;
get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
struct wlr_box box;
bool intersects = surface_intersect_output(surface, output->desktop->layout,
output->wlr_output, lx, ly, rotation, &box);
if (!intersects) {
return;
}
struct wlr_box rotated;
wlr_box_rotated_bounds(&rotated, &box, rotation);
pixman_region32_t damage;
pixman_region32_init(&damage);
pixman_region32_union_rect(&damage, &damage, rotated.x, rotated.y,
rotated.width, rotated.height);
pixman_region32_intersect(&damage, &damage, data->damage);
pixman_region32_union_rect(&damage, &damage, box->x, box->y,
box->width, box->height);
pixman_region32_intersect(&damage, &damage, output_damage);
bool damaged = pixman_region32_not_empty(&damage);
if (!damaged) {
goto damage_finish;
}
float matrix[9];
enum wl_output_transform transform =
wlr_output_transform_invert(surface->current.transform);
wlr_matrix_project_box(matrix, &box, transform, rotation,
output->wlr_output->transform_matrix);
int nrects;
pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
for (int i = 0; i < nrects; ++i) {
scissor_output(output, &rects[i]);
wlr_render_texture_with_matrix(renderer, texture, matrix, data->alpha);
scissor_output(wlr_output, &rects[i]);
wlr_render_texture_with_matrix(renderer, texture, matrix, alpha);
}
damage_finish:
pixman_region32_fini(&damage);
}
static void render_surface_iterator(struct roots_output *output,
struct wlr_surface *surface, struct wlr_box *_box, float rotation,
void *_data) {
struct render_data *data = _data;
struct wlr_output *wlr_output = output->wlr_output;
pixman_region32_t *output_damage = data->damage;
float alpha = data->alpha;
struct wlr_texture *texture = wlr_surface_get_texture(surface);
if (!texture) {
return;
}
struct wlr_box box = *_box;
scale_box(&box, wlr_output->scale);
float matrix[9];
enum wl_output_transform transform =
wlr_output_transform_invert(surface->current.transform);
wlr_matrix_project_box(matrix, &box, transform, rotation,
wlr_output->transform_matrix);
render_texture(wlr_output, output_damage, texture, &box, matrix, alpha);
}
static void get_decoration_box(struct roots_view *view,
struct roots_output *output, struct wlr_box *box) {
struct wlr_output *wlr_output = output->wlr_output;
@ -333,13 +333,12 @@ static void get_decoration_box(struct roots_view *view,
box->height = deco_box.height * wlr_output->scale;
}
static void render_decorations(struct roots_view *view,
struct render_data *data) {
static void render_decorations(struct roots_output *output,
struct roots_view *view, struct render_data *data) {
if (!view->decorated || view->wlr_surface == NULL) {
return;
}
struct roots_output *output = data->output;
struct wlr_renderer *renderer =
wlr_backend_get_renderer(output->wlr_output->backend);
assert(renderer);
@ -369,7 +368,7 @@ static void render_decorations(struct roots_view *view,
pixman_box32_t *rects =
pixman_region32_rectangles(&damage, &nrects);
for (int i = 0; i < nrects; ++i) {
scissor_output(output, &rects[i]);
scissor_output(output->wlr_output, &rects[i]);
wlr_render_quad_with_matrix(renderer, color, matrix);
}
@ -377,41 +376,44 @@ damage_finish:
pixman_region32_fini(&damage);
}
static void render_view(struct roots_view *view, struct render_data *data) {
static void render_view(struct roots_output *output, struct roots_view *view,
struct render_data *data) {
// Do not render views fullscreened on other outputs
if (view->fullscreen_output != NULL &&
view->fullscreen_output != data->output) {
if (view->fullscreen_output != NULL && view->fullscreen_output != output) {
return;
}
data->alpha = view->alpha;
render_decorations(view, data);
view_for_each_surface(view, &data->layout, render_surface, data);
if (view->fullscreen_output == NULL) {
render_decorations(output, view, data);
}
output_view_for_each_surface(output, view, render_surface_iterator, data);
}
static void render_layer(struct roots_output *output,
const struct wlr_box *output_layout_box, struct render_data *data,
struct wl_list *layer) {
data->alpha = 1;
layer_for_each_surface(layer, output_layout_box, render_surface,
&data->layout, data);
pixman_region32_t *damage, struct wl_list *layer_surfaces) {
struct render_data data = {
.damage = damage,
.alpha = 1.0f,
};
output_layer_for_each_surface(output, layer_surfaces,
render_surface_iterator, &data);
}
static void surface_send_frame_done(struct wlr_surface *surface, int sx, int sy,
void *_data) {
struct render_data *data = _data;
struct roots_output *output = data->output;
struct timespec *when = data->when;
float rotation = data->layout.rotation;
double lx, ly;
get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
if (!surface_intersect_output(surface, output->desktop->layout,
output->wlr_output, lx, ly, rotation, NULL)) {
return;
static void render_drag_icons(struct roots_output *output,
pixman_region32_t *damage, struct roots_input *input) {
struct render_data data = {
.damage = damage,
.alpha = 1.0f,
};
output_drag_icons_for_each_surface(output, input,
render_surface_iterator, &data);
}
static void surface_send_frame_done_iterator(struct roots_output *output,
struct wlr_surface *surface, struct wlr_box *box, float rotation,
void *data) {
struct timespec *when = data;
wlr_surface_send_frame_done(surface, when);
}
@ -419,7 +421,8 @@ static void render_output(struct roots_output *output) {
struct wlr_output *wlr_output = output->wlr_output;
struct roots_desktop *desktop = output->desktop;
struct roots_server *server = desktop->server;
struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_output->backend);
struct wlr_renderer *renderer =
wlr_backend_get_renderer(wlr_output->backend);
assert(renderer);
if (!wlr_output->enabled) {
@ -460,8 +463,6 @@ static void render_output(struct roots_output *output) {
}
struct render_data data = {
.output = output,
.when = &now,
.damage = &damage,
.alpha = 1.0,
};
@ -485,27 +486,25 @@ static void render_output(struct roots_output *output) {
int nrects;
pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
for (int i = 0; i < nrects; ++i) {
scissor_output(output, &rects[i]);
scissor_output(output->wlr_output, &rects[i]);
wlr_renderer_clear(renderer, clear_color);
}
render_layer(output, output_box, &data,
render_layer(output, &damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
render_layer(output, output_box, &data,
render_layer(output, &damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
// If a view is fullscreen on this output, render it
if (output->fullscreen_view != NULL) {
struct roots_view *view = output->fullscreen_view;
if (view->wlr_surface != NULL) {
view_for_each_surface(view, &data.layout, render_surface, &data);
}
render_view(output, view, &data);
// During normal rendering the xwayland window tree isn't traversed
// because all windows are rendered. Here we only want to render
// the fullscreen window's children so we have to traverse the tree.
#if WLR_HAS_XWAYLAND
/*#if WLR_HAS_XWAYLAND
if (view->type == ROOTS_XWAYLAND_VIEW) {
struct roots_xwayland_surface *xwayland_surface =
roots_xwayland_surface_from_view(view);
@ -513,24 +512,21 @@ static void render_output(struct roots_output *output) {
xwayland_surface->xwayland_surface,
render_surface, &data.layout, &data);
}
#endif
#endif*/
} else {
// Render all views
struct roots_view *view;
wl_list_for_each_reverse(view, &desktop->views, link) {
render_view(view, &data);
render_view(output, view, &data);
}
// Render top layer above shell views
render_layer(output, output_box, &data,
render_layer(output, &damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
}
// Render drag icons
data.alpha = 1.0;
drag_icons_for_each_surface(server->input, render_surface, &data.layout,
&data);
render_drag_icons(output, &damage, server->input);
render_layer(output, output_box, &data,
render_layer(output, &damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
renderer_end:
@ -558,8 +554,8 @@ damage_finish:
pixman_region32_fini(&damage);
// Send frame done events to all surfaces
output_for_each_surface(output, surface_send_frame_done,
&data.layout, &data);
output_for_each_surface(output, surface_send_frame_done_iterator,
&now);
}
void output_damage_whole(struct roots_output *output) {
@ -596,46 +592,48 @@ static bool view_accept_damage(struct roots_output *output,
return false;
}
struct damage_data {
struct layout_data layout;
struct roots_output *output;
};
static void damage_surface_iterator(struct roots_output *output,
struct wlr_surface *surface, struct wlr_box *_box, float rotation,
void *data) {
bool *whole = data;
static void damage_whole_surface(struct wlr_surface *surface, int sx, int sy,
void *_data) {
struct damage_data *data = _data;
struct roots_output *output = data->output;
float rotation = data->layout.rotation;
struct wlr_box box = *_box;
scale_box(&box, output->wlr_output->scale);
double lx, ly;
get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
int center_x = box.x + box.width/2;
int center_y = box.y + box.height/2;
if (!wlr_surface_has_buffer(surface)) {
return;
}
int ow, oh;
wlr_output_transformed_resolution(output->wlr_output, &ow, &oh);
struct wlr_box box;
bool intersects = surface_intersect_output(surface, output->desktop->layout,
output->wlr_output, lx, ly, rotation, &box);
if (!intersects) {
return;
if (pixman_region32_not_empty(&surface->buffer_damage)) {
pixman_region32_t damage;
pixman_region32_init(&damage);
wlr_surface_get_effective_damage(surface, &damage);
wlr_region_scale(&damage, &damage, output->wlr_output->scale);
if (ceil(output->wlr_output->scale) > surface->current.scale) {
// When scaling up a surface, it'll become blurry so we need to
// expand the damage region
wlr_region_expand(&damage, &damage,
ceil(output->wlr_output->scale) - surface->current.scale);
}
pixman_region32_translate(&damage, box.x, box.y);
wlr_region_rotated_bounds(&damage, &damage, rotation,
center_x, center_y);
wlr_output_damage_add(output->damage, &damage);
pixman_region32_fini(&damage);
}
if (*whole) {
wlr_box_rotated_bounds(&box, &box, rotation);
wlr_output_damage_add_box(output->damage, &box);
}
wlr_output_schedule_frame(output->wlr_output);
}
void output_damage_whole_local_surface(struct roots_output *output,
struct wlr_surface *surface, double ox, double oy, float rotation) {
struct wlr_output_layout_output *layout = wlr_output_layout_get(
output->desktop->layout, output->wlr_output);
struct damage_data data = { .output = output };
surface_for_each_surface(surface, ox + layout->x, oy + layout->y, 0,
&data.layout, damage_whole_surface, &data);
struct wlr_surface *surface, double ox, double oy) {
bool whole = true;
output_surface_for_each_surface(output, surface, ox, oy,
damage_surface_iterator, &whole);
}
static void damage_whole_decoration(struct roots_view *view,
@ -660,65 +658,22 @@ void output_damage_whole_view(struct roots_output *output,
damage_whole_decoration(view, output);
struct damage_data data = { .output = output };
view_for_each_surface(view, &data.layout, damage_whole_surface, &data);
bool whole = true;
output_view_for_each_surface(output, view, damage_surface_iterator, &whole);
}
void output_damage_whole_drag_icon(struct roots_output *output,
struct roots_drag_icon *icon) {
struct damage_data data = { .output = output };
surface_for_each_surface(icon->wlr_drag_icon->surface, icon->x, icon->y, 0,
&data.layout, damage_whole_surface, &data);
}
static void damage_from_surface(struct wlr_surface *surface, int sx, int sy,
void *_data) {
struct damage_data *data = _data;
struct roots_output *output = data->output;
struct wlr_output *wlr_output = output->wlr_output;
float rotation = data->layout.rotation;
double lx, ly;
get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
if (!wlr_surface_has_buffer(surface)) {
return;
}
int ow, oh;
wlr_output_transformed_resolution(wlr_output, &ow, &oh);
struct wlr_box box;
surface_intersect_output(surface, output->desktop->layout,
wlr_output, lx, ly, rotation, &box);
int center_x = box.x + box.width/2;
int center_y = box.y + box.height/2;
pixman_region32_t damage;
pixman_region32_init(&damage);
wlr_surface_get_effective_damage(surface, &damage);
wlr_region_scale(&damage, &damage, wlr_output->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
wlr_region_expand(&damage, &damage,
ceil(wlr_output->scale) - surface->current.scale);
}
pixman_region32_translate(&damage, box.x, box.y);
wlr_region_rotated_bounds(&damage, &damage, rotation, center_x, center_y);
wlr_output_damage_add(output->damage, &damage);
pixman_region32_fini(&damage);
bool whole = true;
output_surface_for_each_surface(output, icon->wlr_drag_icon->surface,
icon->x, icon->y, damage_surface_iterator, &whole);
}
void output_damage_from_local_surface(struct roots_output *output,
struct wlr_surface *surface, double ox, double oy, float rotation) {
struct wlr_output_layout_output *layout = wlr_output_layout_get(
output->desktop->layout, output->wlr_output);
struct damage_data data = { .output = output };
surface_for_each_surface(surface, ox + layout->x, oy + layout->y, 0,
&data.layout, damage_from_surface, &data);
struct wlr_surface *surface, double ox, double oy) {
bool whole = false;
output_surface_for_each_surface(output, surface, ox, oy,
damage_surface_iterator, &whole);
}
void output_damage_from_view(struct roots_output *output,
@ -727,8 +682,8 @@ void output_damage_from_view(struct roots_output *output,
return;
}
struct damage_data data = { .output = output };
view_for_each_surface(view, &data.layout, damage_from_surface, &data);
bool whole = false;
output_view_for_each_surface(output, view, damage_surface_iterator, &whole);
}
static void set_mode(struct wlr_output *output,
@ -805,28 +760,12 @@ static void output_handle_transform(struct wl_listener *listener, void *data) {
arrange_layers(output);
}
struct presentation_data {
struct layout_data layout;
struct roots_output *output;
struct wlr_presentation_event *event;
};
static void surface_send_presented(struct wlr_surface *surface, int sx, int sy,
void *_data) {
struct presentation_data *data = _data;
struct roots_output *output = data->output;
float rotation = data->layout.rotation;
double lx, ly;
get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
if (!surface_intersect_output(surface, output->desktop->layout,
output->wlr_output, lx, ly, rotation, NULL)) {
return;
}
static void surface_send_presented_iterator(struct roots_output *output,
struct wlr_surface *surface, struct wlr_box *_box, float rotation,
void *data) {
struct wlr_presentation_event *event = data;
wlr_presentation_send_surface_presented(output->desktop->presentation,
surface, data->event);
surface, event);
}
static void output_handle_present(struct wl_listener *listener, void *data) {
@ -843,12 +782,8 @@ static void output_handle_present(struct wl_listener *listener, void *data) {
.flags = output_event->flags,
};
struct presentation_data presentation_data = {
.output = output,
.event = &event,
};
output_for_each_surface(output, surface_send_presented,
&presentation_data.layout, &presentation_data);
output_for_each_surface(output,
surface_send_presented_iterator, &event);
}
void handle_new_output(struct wl_listener *listener, void *data) {

9
rootston/view.c
View File

@ -559,6 +559,15 @@ void view_damage_whole(struct roots_view *view) {
}
}
void view_for_each_surface(struct roots_view *view,
wlr_surface_iterator_func_t iterator, void *user_data) {
if (view->impl->for_each_surface) {
view->impl->for_each_surface(view, iterator, user_data);
} else if (view->wlr_surface) {
wlr_surface_for_each_surface(view->wlr_surface, iterator, user_data);
}
}
void view_update_position(struct roots_view *view, int x, int y) {
if (view->box.x == x && view->box.y == y) {
return;

8
rootston/wl_shell.c
View File

@ -80,6 +80,13 @@ static void close(struct roots_view *view) {
wl_client_destroy(surf->client);
}
static void for_each_surface(struct roots_view *view,
wlr_surface_iterator_func_t iterator, void *user_data) {
struct wlr_wl_shell_surface *surf =
roots_wl_shell_surface_from_view(view)->wl_shell_surface;
wlr_wl_shell_surface_for_each_surface(surf, iterator, user_data);
}
static void destroy(struct roots_view *view) {
struct roots_wl_shell_surface *roots_surface =
roots_wl_shell_surface_from_view(view);
@ -98,6 +105,7 @@ static void destroy(struct roots_view *view) {
static const struct roots_view_interface view_impl = {
.resize = resize,
.close = close,
.for_each_surface = for_each_surface,
.destroy = destroy,
};

8
rootston/xdg_shell.c
View File

@ -256,6 +256,13 @@ static void close(struct roots_view *view) {
wlr_xdg_toplevel_send_close(xdg_surface);
}
static void for_each_surface(struct roots_view *view,
wlr_surface_iterator_func_t iterator, void *user_data) {
struct wlr_xdg_surface *xdg_surface =
roots_xdg_surface_from_view(view)->xdg_surface;
wlr_xdg_surface_for_each_surface(xdg_surface, iterator, user_data);
}
static void destroy(struct roots_view *view) {
struct roots_xdg_surface *roots_xdg_surface =
roots_xdg_surface_from_view(view);
@ -281,6 +288,7 @@ static const struct roots_view_interface view_impl = {
.maximize = maximize,
.set_fullscreen = set_fullscreen,
.close = close,
.for_each_surface = for_each_surface,
.destroy = destroy,
};

8
rootston/xdg_shell_v6.c
View File

@ -255,6 +255,13 @@ static void close(struct roots_view *view) {
wlr_xdg_surface_v6_send_close(surface);
}
static void for_each_surface(struct roots_view *view,
wlr_surface_iterator_func_t iterator, void *user_data) {
struct wlr_xdg_surface_v6 *surface =
roots_xdg_surface_v6_from_view(view)->xdg_surface_v6;
wlr_xdg_surface_v6_for_each_surface(surface, iterator, user_data);
}
static void destroy(struct roots_view *view) {
struct roots_xdg_surface_v6 *roots_xdg_surface =
roots_xdg_surface_v6_from_view(view);
@ -279,6 +286,7 @@ static const struct roots_view_interface view_impl = {
.maximize = maximize,
.set_fullscreen = set_fullscreen,
.close = close,
.for_each_surface = for_each_surface,
.destroy = destroy,
};