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Implement full damage tracking

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This commit is contained in:
emersion 2018-05-05 18:51:13 +01:00
parent 3bab37858a
commit c8a9ea3903
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GPG Key ID: 0FDE7BE0E88F5E48
1 changed files with 106 additions and 36 deletions
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142
sway/desktop/output.c
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@ -163,14 +163,38 @@ static void scale_box(struct wlr_box *box, float scale) {
struct render_data {
struct root_geometry root_geo;
struct sway_output *output;
pixman_region32_t *damage;
float alpha;
};
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 = {
.x = rect->x1,
.y = rect->y1,
.width = rect->x2 - rect->x1,
.height = rect->y2 - rect->y1,
};
int ow, oh;
wlr_output_transformed_resolution(wlr_output, &ow, &oh);
enum wl_output_transform transform =
wlr_output_transform_invert(wlr_output->transform);
wlr_box_transform(&box, transform, ow, oh, &box);
wlr_renderer_scissor(renderer, &box);
}
static void render_surface_iterator(struct wlr_surface *surface, int sx, int sy,
void *_data) {
struct render_data *data = _data;
struct wlr_output *wlr_output = data->output->wlr_output;
float rotation = data->root_geo.rotation;
pixman_region32_t *output_damage = data->damage;
float alpha = data->alpha;
if (!wlr_surface_has_buffer(surface)) {
@ -184,6 +208,18 @@ static void render_surface_iterator(struct wlr_surface *surface, int sx, int sy,
return;
}
scale_box(&box, wlr_output->scale);
pixman_region32_t damage;
pixman_region32_init(&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;
}
struct wlr_renderer *renderer =
wlr_backend_get_renderer(wlr_output->backend);
if (!sway_assert(renderer != NULL,
@ -191,34 +227,53 @@ static void render_surface_iterator(struct wlr_surface *surface, int sx, int sy,
return;
}
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);
wlr_render_texture_with_matrix(renderer, surface->texture,
matrix, alpha);
int nrects;
pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
for (int i = 0; i < nrects; ++i) {
scissor_output(wlr_output, &rects[i]);
wlr_render_texture_with_matrix(renderer, surface->texture, matrix,
alpha);
}
damage_finish:
pixman_region32_fini(&damage);
}
static void render_layer(struct sway_output *output,
struct wl_list *layer_surfaces) {
struct render_data data = { .output = output, .alpha = 1.0f };
pixman_region32_t *damage, struct wl_list *layer_surfaces) {
struct render_data data = {
.output = output,
.damage = damage,
.alpha = 1.0f,
};
layer_for_each_surface(layer_surfaces, &data.root_geo,
render_surface_iterator, &data);
}
static void render_unmanaged(struct sway_output *output,
struct wl_list *unmanaged) {
struct render_data data = { .output = output, .alpha = 1.0f };
pixman_region32_t *damage, struct wl_list *unmanaged) {
struct render_data data = {
.output = output,
.damage = damage,
.alpha = 1.0f,
};
unmanaged_for_each_surface(unmanaged, output, &data.root_geo,
render_surface_iterator, &data);
}
static void render_view(struct sway_view *view, struct sway_output *output) {
struct render_data data = { .output = output, .alpha = view->swayc->alpha };
static void render_view(struct sway_view *view, struct sway_output *output,
pixman_region32_t *damage) {
struct render_data data = {
.output = output,
.damage = damage,
.alpha = view->swayc->alpha,
};
output_view_for_each_surface(
view, &data.root_geo, render_surface_iterator, &data);
}
@ -381,7 +436,7 @@ static void render_container_simple_border_pixel(struct sway_output *output,
}
static void render_container(struct sway_output *output,
struct sway_container *con);
pixman_region32_t *damage, struct sway_container *con);
/**
* Render a container's children using a L_HORIZ or L_VERT layout.
@ -390,7 +445,7 @@ static void render_container(struct sway_output *output,
* they'll apply their own borders to their children.
*/
static void render_container_simple(struct sway_output *output,
struct sway_container *con) {
pixman_region32_t *damage, struct sway_container *con) {
struct sway_seat *seat = input_manager_current_seat(input_manager);
struct sway_container *focus = seat_get_focus(seat);
@ -419,9 +474,9 @@ static void render_container_simple(struct sway_output *output,
render_container_simple_border_pixel(output, child, colors);
}
}
render_view(child->sway_view, output);
render_view(child->sway_view, output, damage);
} else {
render_container(output, child);
render_container(output, damage, child);
}
}
}
@ -430,7 +485,7 @@ static void render_container_simple(struct sway_output *output,
* Render a container's children using the L_TABBED layout.
*/
static void render_container_tabbed(struct sway_output *output,
struct sway_container *con) {
pixman_region32_t *damage, struct sway_container *con) {
// TODO
}
@ -438,23 +493,23 @@ static void render_container_tabbed(struct sway_output *output,
* Render a container's children using the L_STACKED layout.
*/
static void render_container_stacked(struct sway_output *output,
struct sway_container *con) {
pixman_region32_t *damage, struct sway_container *con) {
// TODO
}
static void render_container(struct sway_output *output,
struct sway_container *con) {
pixman_region32_t *damage, struct sway_container *con) {
switch (con->layout) {
case L_NONE:
case L_HORIZ:
case L_VERT:
render_container_simple(output, con);
render_container_simple(output, damage, con);
break;
case L_STACKED:
render_container_stacked(output, con);
render_container_stacked(output, damage, con);
break;
case L_TABBED:
render_container_tabbed(output, con);
render_container_tabbed(output, damage, con);
break;
case L_FLOATING:
// TODO
@ -496,37 +551,51 @@ static void render_output(struct sway_output *output, struct timespec *when,
goto renderer_end;
}
// TODO: don't damage the whole output
int width, height;
wlr_output_transformed_resolution(wlr_output, &width, &height);
pixman_region32_union_rect(damage, damage, 0, 0, width, height);
wlr_renderer_clear(renderer, (float[]){1, 1, 0, 0});
struct sway_container *workspace = output_get_active_workspace(output);
if (workspace->sway_workspace->fullscreen) {
float clear_color[] = {0.0f, 0.0f, 0.0f, 1.0f};
int nrects;
pixman_box32_t *rects = pixman_region32_rectangles(damage, &nrects);
for (int i = 0; i < nrects; ++i) {
scissor_output(wlr_output, &rects[i]);
wlr_renderer_clear(renderer, clear_color);
}
// TODO: handle views smaller than the output
render_view(workspace->sway_workspace->fullscreen, output);
render_view(workspace->sway_workspace->fullscreen, output, damage);
if (workspace->sway_workspace->fullscreen->type == SWAY_VIEW_XWAYLAND) {
render_unmanaged(output,
render_unmanaged(output, damage,
&root_container.sway_root->xwayland_unmanaged);
}
} else {
float clear_color[] = {0.25f, 0.25f, 0.25f, 1.0f};
int nrects;
pixman_box32_t *rects = pixman_region32_rectangles(damage, &nrects);
for (int i = 0; i < nrects; ++i) {
scissor_output(wlr_output, &rects[i]);
wlr_renderer_clear(renderer, clear_color);
render_layer(output,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
render_layer(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
render_container(output, workspace);
render_unmanaged(output, &root_container.sway_root->xwayland_unmanaged);
render_layer(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
}
render_layer(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
render_layer(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
render_layer(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
render_container(output, damage, workspace);
render_unmanaged(output, damage,
&root_container.sway_root->xwayland_unmanaged);
render_layer(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
}
render_layer(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
renderer_end:
if (root_container.sway_root->debug_tree) {
@ -534,6 +603,7 @@ renderer_end:
wlr_output->transform_matrix, 0, 0, 1);
}
wlr_renderer_scissor(renderer, NULL);
wlr_renderer_end(renderer);
if (!wlr_output_damage_swap_buffers(output->damage, when, damage)) {
return;