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Remove support for arbitrary rotations

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There was some unused code-paths for rendering surfaces with an
arbitrary rotation applied. This was imported from rootston.

Since we don't have plans to make use of this, remove it.
This commit is contained in:
Simon Ser 2021-04-26 09:32:26 +02:00 committed by Kenny Levinsen
parent 4e6f515253
commit fd36289faa
3 changed files with 19 additions and 59 deletions
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4
include/sway/output.h
View File

@ -72,8 +72,8 @@ struct sway_output *output_get_in_direction(struct sway_output *reference,
void output_add_workspace(struct sway_output *output,
struct sway_workspace *workspace);
typedef void (*sway_surface_iterator_func_t)(struct sway_output *output, struct sway_view *view,
struct wlr_surface *surface, struct wlr_box *box, float rotation,
typedef void (*sway_surface_iterator_func_t)(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface, struct wlr_box *box,
void *user_data);
void output_damage_whole(struct sway_output *output);

66
sway/desktop/output.c
View File

@ -56,26 +56,6 @@ struct sway_output *all_output_by_name_or_id(const char *name_or_id) {
return NULL;
}
/**
* Rotate a child's position relative to a parent. The parent size is (pw, ph),
* the child position is (*sx, *sy) and its size is (sw, sh).
*/
static void rotate_child_position(double *sx, double *sy, double sw, double sh,
double pw, double ph, float rotation) {
if (rotation == 0.0f) {
return;
}
// Coordinates relative to the center of the subsurface
double ox = *sx - pw/2 + sw/2,
oy = *sy - ph/2 + sh/2;
// Rotated coordinates
double rx = cos(-rotation)*ox - sin(-rotation)*oy,
ry = cos(-rotation)*oy + sin(-rotation)*ox;
*sx = rx + pw/2 - sw/2;
*sy = ry + ph/2 - sh/2;
}
struct surface_iterator_data {
sway_surface_iterator_func_t user_iterator;
void *user_data;
@ -84,7 +64,6 @@ struct surface_iterator_data {
struct sway_view *view;
double ox, oy;
int width, height;
float rotation;
};
static bool get_surface_box(struct surface_iterator_data *data,
@ -99,14 +78,9 @@ static bool get_surface_box(struct surface_iterator_data *data,
int sw = surface->current.width;
int sh = surface->current.height;
double _sx = sx;
double _sy = sy;
rotate_child_position(&_sx, &_sy, sw, sh, data->width, data->height,
data->rotation);
struct wlr_box box = {
.x = floor(data->ox + _sx),
.y = floor(data->oy + _sy),
.x = floor(data->ox + sx),
.y = floor(data->oy + sy),
.width = sw,
.height = sh,
};
@ -114,16 +88,13 @@ static bool get_surface_box(struct surface_iterator_data *data,
memcpy(surface_box, &box, sizeof(struct wlr_box));
}
struct wlr_box rotated_box;
wlr_box_rotated_bounds(&rotated_box, &box, data->rotation);
struct wlr_box output_box = {
.width = output->width,
.height = output->height,
};
struct wlr_box intersection;
return wlr_box_intersection(&intersection, &output_box, &rotated_box);
return wlr_box_intersection(&intersection, &output_box, &box);
}
static void output_for_each_surface_iterator(struct wlr_surface *surface,
@ -136,7 +107,7 @@ static void output_for_each_surface_iterator(struct wlr_surface *surface,
return;
}
data->user_iterator(data->output, data->view, surface, &box, data->rotation,
data->user_iterator(data->output, data->view, surface, &box,
data->user_data);
}
@ -152,7 +123,6 @@ void output_surface_for_each_surface(struct sway_output *output,
.oy = oy,
.width = surface->current.width,
.height = surface->current.height,
.rotation = 0,
};
wlr_surface_for_each_surface(surface,
@ -173,7 +143,6 @@ void output_view_for_each_surface(struct sway_output *output,
- view->geometry.y,
.width = view->container->current.content_width,
.height = view->container->current.content_height,
.rotation = 0, // TODO
};
view_for_each_surface(view, output_for_each_surface_iterator, &data);
@ -193,7 +162,6 @@ void output_view_for_each_popup_surface(struct sway_output *output,
- view->geometry.y,
.width = view->container->current.content_width,
.height = view->container->current.content_height,
.rotation = 0, // TODO
};
view_for_each_popup_surface(view, output_for_each_surface_iterator, &data);
@ -216,7 +184,6 @@ void output_layer_for_each_surface(struct sway_output *output,
.oy = layer_surface->geo.y,
.width = surface->current.width,
.height = surface->current.height,
.rotation = 0,
};
wlr_layer_surface_v1_for_each_surface(wlr_layer_surface_v1,
output_for_each_surface_iterator, &data);
@ -254,7 +221,6 @@ void output_layer_for_each_popup_surface(struct sway_output *output,
.oy = layer_surface->geo.y,
.width = surface->current.width,
.height = surface->current.height,
.rotation = 0,
};
wlr_layer_surface_v1_for_each_popup_surface(wlr_layer_surface_v1,
output_for_each_surface_iterator, &data);
@ -426,9 +392,9 @@ struct send_frame_done_data {
int msec_until_refresh;
};
static void send_frame_done_iterator(struct sway_output *output, struct sway_view *view,
struct wlr_surface *surface, struct wlr_box *box, float rotation,
void *user_data) {
static void send_frame_done_iterator(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface,
struct wlr_box *box, void *user_data) {
int view_max_render_time = 0;
if (view != NULL) {
view_max_render_time = view->max_render_time;
@ -451,9 +417,9 @@ static void send_frame_done(struct sway_output *output, struct send_frame_done_d
output_for_each_surface(output, send_frame_done_iterator, data);
}
static void count_surface_iterator(struct sway_output *output, struct sway_view *view,
struct wlr_surface *surface, struct wlr_box *_box, float rotation,
void *data) {
static void count_surface_iterator(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface,
struct wlr_box *box, void *data) {
size_t *n = data;
(*n)++;
}
@ -657,18 +623,15 @@ void output_damage_whole(struct sway_output *output) {
}
}
static void damage_surface_iterator(struct sway_output *output, struct sway_view *view,
struct wlr_surface *surface, struct wlr_box *_box, float rotation,
void *_data) {
static void damage_surface_iterator(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface,
struct wlr_box *_box, void *_data) {
bool *data = _data;
bool whole = *data;
struct wlr_box box = *_box;
scale_box(&box, output->wlr_output->scale);
int center_x = box.x + box.width/2;
int center_y = box.y + box.height/2;
if (pixman_region32_not_empty(&surface->buffer_damage)) {
pixman_region32_t damage;
pixman_region32_init(&damage);
@ -681,14 +644,11 @@ static void damage_surface_iterator(struct sway_output *output, struct sway_view
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);
}

8
sway/desktop/render.c
View File

@ -131,9 +131,9 @@ damage_finish:
pixman_region32_fini(&damage);
}
static void render_surface_iterator(struct sway_output *output, struct sway_view *view,
struct wlr_surface *surface, struct wlr_box *_box, float rotation,
void *_data) {
static void render_surface_iterator(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface,
struct wlr_box *_box, void *_data) {
struct render_data *data = _data;
struct wlr_output *wlr_output = output->wlr_output;
pixman_region32_t *output_damage = data->damage;
@ -153,7 +153,7 @@ static void render_surface_iterator(struct sway_output *output, struct sway_view
float matrix[9];
enum wl_output_transform transform =
wlr_output_transform_invert(surface->current.transform);
wlr_matrix_project_box(matrix, &proj_box, transform, rotation,
wlr_matrix_project_box(matrix, &proj_box, transform, 0.0,
wlr_output->transform_matrix);
struct wlr_box dst_box = *_box;