mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-25 22:25:58 +01:00
refactor device mapping calculation
This commit is contained in:
parent
5e06d61e42
commit
0dc3aecfd4
3 changed files with 103 additions and 115 deletions
|
@ -97,6 +97,7 @@ static struct wlr_cursor_device *get_cursor_device(struct wlr_cursor *cur,
|
|||
}
|
||||
|
||||
static void wlr_cursor_warp_unchecked(struct wlr_cursor *cur, double x, double y) {
|
||||
assert(cur->state->layout);
|
||||
int hotspot_x = 0;
|
||||
int hotspot_y = 0;
|
||||
|
||||
|
@ -119,145 +120,111 @@ static void wlr_cursor_warp_unchecked(struct wlr_cursor *cur, double x, double y
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the most specific mapping box for the device in this order:
|
||||
*
|
||||
* 1. device geometry mapping
|
||||
* 2. device output mapping
|
||||
* 3. cursor geometry mapping
|
||||
* 4. cursor output mapping
|
||||
*
|
||||
* Absolute movement for touch and pen devices will be relative to this box and
|
||||
* pointer movement will be constrained to this box.
|
||||
*
|
||||
* If none of these are set, returns NULL and absolute movement should be
|
||||
* relative to the extents of the layout.
|
||||
*/
|
||||
static struct wlr_geometry *get_mapping(struct wlr_cursor *cur,
|
||||
struct wlr_input_device *dev) {
|
||||
assert(cur->state->layout);
|
||||
struct wlr_cursor_device *c_device = get_cursor_device(cur, dev);
|
||||
|
||||
if (c_device) {
|
||||
if (c_device->mapped_geometry) {
|
||||
return c_device->mapped_geometry;
|
||||
}
|
||||
if (c_device->mapped_output) {
|
||||
return wlr_output_layout_get_geometry(cur->state->layout,
|
||||
c_device->mapped_output);
|
||||
}
|
||||
}
|
||||
|
||||
if (cur->state->mapped_geometry) {
|
||||
return cur->state->mapped_geometry;
|
||||
}
|
||||
if(cur->state->mapped_output) {
|
||||
return wlr_output_layout_get_geometry(cur->state->layout,
|
||||
cur->state->mapped_output);
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
bool wlr_cursor_warp(struct wlr_cursor *cur, struct wlr_input_device *dev,
|
||||
double x, double y) {
|
||||
assert(cur->state->layout);
|
||||
struct wlr_output *output;
|
||||
output = wlr_output_layout_output_at(cur->state->layout, x, y);
|
||||
bool result = false;
|
||||
|
||||
struct wlr_output *mapped_output = NULL;
|
||||
struct wlr_cursor_device *c_device = get_cursor_device(cur, dev);
|
||||
struct wlr_geometry *mapping = get_mapping(cur, dev);
|
||||
|
||||
if (c_device && c_device->mapped_output) {
|
||||
mapped_output = c_device->mapped_output;
|
||||
} else {
|
||||
mapped_output = cur->state->mapped_output;
|
||||
if (mapping) {
|
||||
if (wlr_geometry_contains_point(mapping, x, y)) {
|
||||
wlr_cursor_warp_unchecked(cur, x, y);
|
||||
result = true;
|
||||
}
|
||||
} else if (wlr_output_layout_contains_point(cur->state->layout, NULL, x, y)) {
|
||||
wlr_cursor_warp_unchecked(cur, x, y);
|
||||
result = true;
|
||||
}
|
||||
|
||||
if (!output) {
|
||||
return false;
|
||||
}
|
||||
|
||||
if (mapped_output &&
|
||||
!wlr_output_layout_contains_point(cur->state->layout, mapped_output,
|
||||
x, y)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
wlr_cursor_warp_unchecked(cur, x, y);
|
||||
return true;
|
||||
return result;
|
||||
}
|
||||
|
||||
void wlr_cursor_warp_absolute(struct wlr_cursor *cur,
|
||||
struct wlr_input_device *dev, double x_mm, double y_mm) {
|
||||
// convert from absolute to global coordinates
|
||||
assert(cur->state->layout);
|
||||
struct wlr_output *mapped_output = NULL;
|
||||
struct wlr_cursor_device *c_device = get_cursor_device(cur, dev);
|
||||
|
||||
if (c_device && c_device->mapped_output) {
|
||||
mapped_output = c_device->mapped_output;
|
||||
} else {
|
||||
mapped_output = cur->state->mapped_output;
|
||||
struct wlr_geometry *mapping = get_mapping(cur, dev);
|
||||
if (!mapping) {
|
||||
mapping = wlr_output_layout_get_geometry(cur->state->layout, NULL);
|
||||
}
|
||||
|
||||
struct wlr_geometry *constraints = calloc(1, sizeof(struct wlr_geometry));
|
||||
// XXX how do we express infinite regions?
|
||||
constraints->x = INT_MIN / 2;
|
||||
constraints->y = INT_MIN / 2;
|
||||
constraints->width = INT_MAX;
|
||||
constraints->height = INT_MAX;
|
||||
|
||||
if (cur->state->mapped_geometry) {
|
||||
wlr_geometry_intersection(cur->state->mapped_geometry, constraints,
|
||||
&constraints);
|
||||
}
|
||||
if (c_device->mapped_geometry) {
|
||||
wlr_geometry_intersection(c_device->mapped_geometry, constraints,
|
||||
&constraints);
|
||||
}
|
||||
struct wlr_geometry *geo;
|
||||
if (mapped_output) {
|
||||
geo = wlr_output_layout_get_geometry(cur->state->layout, mapped_output);
|
||||
wlr_geometry_intersection(geo, constraints, &constraints);
|
||||
}
|
||||
geo = wlr_output_layout_get_geometry(cur->state->layout, NULL);
|
||||
wlr_geometry_intersection(geo, constraints, &constraints);
|
||||
|
||||
if (wlr_geometry_empty(constraints)) {
|
||||
goto out;
|
||||
}
|
||||
|
||||
double x = constraints->width * x_mm + constraints->x;
|
||||
double y = constraints->height * y_mm + constraints->y;
|
||||
double x = mapping->width * x_mm + mapping->x;
|
||||
double y = mapping->height * y_mm + mapping->y;
|
||||
|
||||
wlr_cursor_warp_unchecked(cur, x, y);
|
||||
|
||||
out:
|
||||
if (constraints) {
|
||||
free(constraints);
|
||||
}
|
||||
}
|
||||
|
||||
void wlr_cursor_move(struct wlr_cursor *cur, struct wlr_input_device *dev,
|
||||
double delta_x, double delta_y) {
|
||||
assert(cur->state->layout);
|
||||
struct wlr_output *mapped_output = NULL;
|
||||
struct wlr_cursor_device *c_device = get_cursor_device(cur, dev);
|
||||
|
||||
if (c_device && c_device->mapped_output) {
|
||||
mapped_output = c_device->mapped_output;
|
||||
} else {
|
||||
mapped_output = cur->state->mapped_output;
|
||||
}
|
||||
|
||||
double x = cur->x + delta_x;
|
||||
double y = cur->y + delta_y;
|
||||
|
||||
// geometry constraints
|
||||
struct wlr_geometry *constraints = NULL;
|
||||
if (cur->state->mapped_geometry != NULL ||
|
||||
c_device->mapped_geometry != NULL) {
|
||||
constraints = calloc(1, sizeof(struct wlr_geometry));
|
||||
struct wlr_geometry *mapping = get_mapping(cur, dev);
|
||||
|
||||
if (!wlr_geometry_intersection(cur->state->mapped_geometry,
|
||||
c_device->mapped_geometry, &constraints)) {
|
||||
// TODO handle no possible movement
|
||||
goto out;
|
||||
if (mapping) {
|
||||
int boundary_x, boundary_y;
|
||||
if (!wlr_geometry_contains_point(mapping, x, y)) {
|
||||
wlr_geometry_closest_boundary(mapping, x, y, &boundary_x,
|
||||
&boundary_y, NULL);
|
||||
x = boundary_x;
|
||||
y = boundary_y;
|
||||
}
|
||||
} else {
|
||||
if (!wlr_output_layout_contains_point(cur->state->layout, NULL, x, y)) {
|
||||
double boundary_x, boundary_y;
|
||||
wlr_output_layout_closest_boundary(cur->state->layout, NULL, x, y,
|
||||
&boundary_x, &boundary_y);
|
||||
x = boundary_x;
|
||||
y = boundary_y;
|
||||
}
|
||||
|
||||
int closest_x, closest_y;
|
||||
wlr_geometry_closest_boundary(constraints, x, y,
|
||||
&closest_x, &closest_y, NULL);
|
||||
x = closest_x;
|
||||
y = closest_y;
|
||||
}
|
||||
|
||||
// layout constraints
|
||||
struct wlr_output *output;
|
||||
output = wlr_output_layout_output_at(cur->state->layout, x, y);
|
||||
|
||||
if (!output || (mapped_output && mapped_output != output)) {
|
||||
double closest_x, closest_y;
|
||||
wlr_output_layout_closest_boundary(cur->state->layout, mapped_output, x,
|
||||
y, &closest_x, &closest_y);
|
||||
x = closest_x;
|
||||
y = closest_y;
|
||||
}
|
||||
|
||||
if (constraints && !wlr_geometry_contains_point(constraints, x, y)) {
|
||||
// TODO handle no possible movement
|
||||
goto out;
|
||||
}
|
||||
|
||||
wlr_cursor_warp_unchecked(cur, x, y);
|
||||
cur->x = x;
|
||||
cur->y = y;
|
||||
|
||||
out:
|
||||
if (constraints) {
|
||||
free(constraints);
|
||||
}
|
||||
}
|
||||
|
||||
static void handle_pointer_motion(struct wl_listener *listener, void *data) {
|
||||
|
@ -416,15 +383,28 @@ void wlr_cursor_map_input_to_output(struct wlr_cursor *cur,
|
|||
}
|
||||
|
||||
void wlr_cursor_map_to_region(struct wlr_cursor *cur, struct wlr_geometry *geo) {
|
||||
if (geo && wlr_geometry_empty(geo)) {
|
||||
wlr_log(L_ERROR, "cannot map cursor to an empty region");
|
||||
return;
|
||||
}
|
||||
|
||||
cur->state->mapped_geometry = geo;
|
||||
}
|
||||
|
||||
void wlr_cursor_map_input_to_region(struct wlr_cursor *cur,
|
||||
struct wlr_input_device *dev, struct wlr_geometry *geo) {
|
||||
struct wlr_cursor_device *c_device = get_cursor_device(cur, dev);
|
||||
if (!c_device) {
|
||||
wlr_log(L_ERROR, "Cannot map device \"%s\" to geometry (not found in this cursor)", dev->name);
|
||||
if (geo && wlr_geometry_empty(geo)) {
|
||||
wlr_log(L_ERROR, "cannot map device \"%s\" input to an empty region",
|
||||
dev->name);
|
||||
return;
|
||||
}
|
||||
|
||||
struct wlr_cursor_device *c_device = get_cursor_device(cur, dev);
|
||||
if (!c_device) {
|
||||
wlr_log(L_ERROR, "Cannot map device \"%s\" to geometry (not found in"
|
||||
"this cursor)", dev->name);
|
||||
return;
|
||||
}
|
||||
|
||||
c_device->mapped_geometry = geo;
|
||||
}
|
||||
|
|
|
@ -77,6 +77,10 @@ bool wlr_geometry_intersection(struct wlr_geometry *geo_a,
|
|||
}
|
||||
|
||||
bool wlr_geometry_contains_point(struct wlr_geometry *geo, int x, int y) {
|
||||
return x >= geo->x && x <= geo->x + geo->width &&
|
||||
y >= geo->y && y <= geo->y + geo->height;
|
||||
if (wlr_geometry_empty(geo)) {
|
||||
return false;
|
||||
} else {
|
||||
return x >= geo->x && x <= geo->x + geo->width &&
|
||||
y >= geo->y && y <= geo->y + geo->height;
|
||||
}
|
||||
}
|
||||
|
|
|
@ -76,10 +76,14 @@ static bool output_contains_point( struct wlr_output_layout_output *l_output,
|
|||
|
||||
bool wlr_output_layout_contains_point(struct wlr_output_layout *layout,
|
||||
struct wlr_output *reference, int x, int y) {
|
||||
struct wlr_output_layout_output *layout_output = wlr_output_layout_get(layout, reference);
|
||||
int width, height;
|
||||
wlr_output_effective_resolution(layout_output->output, &width, &height);
|
||||
return output_contains_point(layout_output, x, y, width, height);
|
||||
if (reference) {
|
||||
struct wlr_output_layout_output *layout_output = wlr_output_layout_get(layout, reference);
|
||||
int width, height;
|
||||
wlr_output_effective_resolution(layout_output->output, &width, &height);
|
||||
return output_contains_point(layout_output, x, y, width, height);
|
||||
} else {
|
||||
return !!wlr_output_layout_output_at(layout, x, y);
|
||||
}
|
||||
}
|
||||
|
||||
bool wlr_output_layout_intersects(struct wlr_output_layout *layout,
|
||||
|
|
Loading…
Reference in a new issue