HYL_OK3568_LINUX/buildroot/package/weston/0076-HACK-Honour-cursor-size-config.patch
2025-05-10 21:49:39 +08:00

285 lines
8.8 KiB
Diff

From e0e7931ad4b829298e2c9e8cfd8e6a51e66bc41a Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Fri, 23 Sep 2022 17:24:12 +0800
Subject: [PATCH 76/95] HACK: Honour cursor-size config
By scaling the cursor surface.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
compositor/main.c | 4 +++
include/libweston/libweston.h | 6 +++-
libweston/backend-drm/drm.c | 5 +++
libweston/compositor.c | 66 +++++++++++++++++++++++------------
libweston/input.c | 37 +++++++++++++++++---
5 files changed, 90 insertions(+), 28 deletions(-)
diff --git a/compositor/main.c b/compositor/main.c
index 314ccf1..a9ad103 100644
--- a/compositor/main.c
+++ b/compositor/main.c
@@ -3802,6 +3802,10 @@ wet_main(int argc, char *argv[], const struct weston_testsuite_data *test_data)
wet.compositor->exit = handle_exit;
wet.compositor->warm_up = warm_up;
+ section = weston_config_get_section(config, "shell", NULL, NULL);
+ weston_config_section_get_int(section, "cursor-size",
+ &wet.compositor->cursor_size, 0);
+
weston_compositor_log_capabilities(wet.compositor);
server_socket = getenv("WAYLAND_SERVER_SOCKET");
diff --git a/include/libweston/libweston.h b/include/libweston/libweston.h
index 9d9c5c6..f6f4ecc 100644
--- a/include/libweston/libweston.h
+++ b/include/libweston/libweston.h
@@ -738,6 +738,8 @@ struct weston_pointer {
struct wl_listener output_destroy_listener;
struct wl_list timestamps_list;
+
+ float scale;
};
/** libinput style calibration matrix
@@ -1343,6 +1345,8 @@ struct weston_compositor {
bool warm_up;
uint32_t pending_fade_out;
+
+ int cursor_size;
};
struct weston_solid_buffer_values {
@@ -1401,7 +1405,7 @@ struct weston_buffer_viewport {
uint32_t transform;
/* wl_surface.set_scaling_factor */
- int32_t scale;
+ float scale;
/*
* If src_width != wl_fixed_from_int(-1),
diff --git a/libweston/backend-drm/drm.c b/libweston/backend-drm/drm.c
index 05ae2c1..658e2c3 100644
--- a/libweston/backend-drm/drm.c
+++ b/libweston/backend-drm/drm.c
@@ -4369,6 +4369,11 @@ drm_backend_create(struct weston_compositor *compositor,
goto err_udev_dev;
}
+ if (compositor->cursor_size) {
+ device->cursor_width = compositor->cursor_size;
+ device->cursor_height = compositor->cursor_size;
+ }
+
res = drmModeGetResources(b->drm->drm.fd);
if (!res) {
weston_log("Failed to get drmModeRes\n");
diff --git a/libweston/compositor.c b/libweston/compositor.c
index ca5e405..ddd2180 100644
--- a/libweston/compositor.c
+++ b/libweston/compositor.c
@@ -710,11 +710,11 @@ weston_view_to_global_float(struct weston_view *view,
* The given width and height must be the result of inverse scaled and
* inverse transformed buffer size.
*/
-WL_EXPORT void
-weston_transformed_coord(int width, int height,
- enum wl_output_transform transform,
- int32_t scale,
- float sx, float sy, float *bx, float *by)
+static void
+weston_transformed_coord_float(int width, int height,
+ enum wl_output_transform transform,
+ float scale,
+ float sx, float sy, float *bx, float *by)
{
switch (transform) {
case WL_OUTPUT_TRANSFORM_NORMAL:
@@ -756,6 +756,16 @@ weston_transformed_coord(int width, int height,
*by *= scale;
}
+WL_EXPORT void
+weston_transformed_coord(int width, int height,
+ enum wl_output_transform transform,
+ int32_t scale,
+ float sx, float sy, float *bx, float *by)
+{
+ weston_transformed_coord_float(width, height, transform,
+ scale, sx, sy, bx, by);
+}
+
/** Transform a rectangle to buffer coordinates
*
* \param width Surface width.
@@ -773,20 +783,20 @@ weston_transformed_coord(int width, int height,
* The given width and height must be the result of inverse scaled and
* inverse transformed buffer size.
*/
-WL_EXPORT pixman_box32_t
-weston_transformed_rect(int width, int height,
- enum wl_output_transform transform,
- int32_t scale,
- pixman_box32_t rect)
+static pixman_box32_t
+weston_transformed_rect_float(int width, int height,
+ enum wl_output_transform transform,
+ float scale,
+ pixman_box32_t rect)
{
float x1, x2, y1, y2;
pixman_box32_t ret;
- weston_transformed_coord(width, height, transform, scale,
- rect.x1, rect.y1, &x1, &y1);
- weston_transformed_coord(width, height, transform, scale,
- rect.x2, rect.y2, &x2, &y2);
+ weston_transformed_coord_float(width, height, transform, scale,
+ rect.x1, rect.y1, &x1, &y1);
+ weston_transformed_coord_float(width, height, transform, scale,
+ rect.x2, rect.y2, &x2, &y2);
if (x1 <= x2) {
ret.x1 = x1;
@@ -807,6 +817,16 @@ weston_transformed_rect(int width, int height,
return ret;
}
+WL_EXPORT pixman_box32_t
+weston_transformed_rect(int width, int height,
+ enum wl_output_transform transform,
+ int32_t scale,
+ pixman_box32_t rect)
+{
+ return weston_transformed_rect_float(width, height, transform,
+ scale, rect);
+}
+
/** Transform a region by a matrix, restricted to axis-aligned transformations
*
* Warning: This function does not work for projective, affine, or matrices
@@ -1012,10 +1032,10 @@ weston_surface_to_buffer_float(struct weston_surface *surface,
/* first transform coordinates if the viewport is set */
viewport_surface_to_buffer(surface, sx, sy, bx, by);
- weston_transformed_coord(surface->width_from_buffer,
- surface->height_from_buffer,
- vp->buffer.transform, vp->buffer.scale,
- *bx, *by, bx, by);
+ weston_transformed_coord_float(surface->width_from_buffer,
+ surface->height_from_buffer,
+ vp->buffer.transform, vp->buffer.scale,
+ *bx, *by, bx, by);
}
/** Transform a rectangle from surface coordinates to buffer coordinates
@@ -1052,10 +1072,10 @@ weston_surface_to_buffer_rect(struct weston_surface *surface,
rect.x2 = ceilf(xf);
rect.y2 = ceilf(yf);
- return weston_transformed_rect(surface->width_from_buffer,
- surface->height_from_buffer,
- vp->buffer.transform, vp->buffer.scale,
- rect);
+ return weston_transformed_rect_float(surface->width_from_buffer,
+ surface->height_from_buffer,
+ vp->buffer.transform,
+ vp->buffer.scale, rect);
}
/** Transform a region from surface coordinates to buffer coordinates
@@ -2163,7 +2183,7 @@ static void
convert_size_by_transform_scale(int32_t *width_out, int32_t *height_out,
int32_t width, int32_t height,
uint32_t transform,
- int32_t scale)
+ float scale)
{
assert(scale > 0);
diff --git a/libweston/input.c b/libweston/input.c
index 352aab6..2482168 100644
--- a/libweston/input.c
+++ b/libweston/input.c
@@ -1768,8 +1768,8 @@ weston_pointer_move_to(struct weston_pointer *pointer,
if (pointer->sprite) {
weston_view_set_position(pointer->sprite,
- ix - pointer->hotspot_x,
- iy - pointer->hotspot_y);
+ ix - pointer->hotspot_x * pointer->scale,
+ iy - pointer->hotspot_y * pointer->scale);
weston_view_schedule_repaint(pointer->sprite);
}
@@ -2735,6 +2735,29 @@ pointer_cursor_surface_get_label(struct weston_surface *surface,
return snprintf(buf, len, "cursor");
}
+static void
+pointer_cursor_scale(struct weston_pointer *pointer,
+ struct weston_surface *surface)
+{
+ struct weston_compositor *compositor = surface->compositor;
+ float scale;
+
+ if (!compositor->cursor_size || !surface->width ||
+ surface->width == compositor->cursor_size)
+ return;
+
+ scale = 1.0 * compositor->cursor_size / surface->width;
+ surface->buffer_viewport.buffer.scale = 1 / scale;
+ pointer->scale = scale;
+ surface->width *= scale;
+ surface->height *= scale;
+
+ weston_matrix_scale(&surface->surface_to_buffer_matrix,
+ 1 / scale, 1 / scale, 1);
+ weston_matrix_invert(&surface->buffer_to_surface_matrix,
+ &surface->surface_to_buffer_matrix);
+}
+
static void
pointer_cursor_surface_committed(struct weston_surface *es,
int32_t dx, int32_t dy)
@@ -2747,11 +2770,13 @@ pointer_cursor_surface_committed(struct weston_surface *es,
assert(es == pointer->sprite->surface);
+ pointer_cursor_scale(pointer, es);
+
pointer->hotspot_x -= dx;
pointer->hotspot_y -= dy;
- x = wl_fixed_to_int(pointer->x) - pointer->hotspot_x;
- y = wl_fixed_to_int(pointer->y) - pointer->hotspot_y;
+ x = wl_fixed_to_int(pointer->x) - pointer->hotspot_x * pointer->scale;
+ y = wl_fixed_to_int(pointer->y) - pointer->hotspot_y * pointer->scale;
weston_view_set_position(pointer->sprite, x, y);
@@ -2822,6 +2847,8 @@ pointer_set_cursor(struct wl_client *client, struct wl_resource *resource,
pointer->sprite = weston_view_create(surface);
}
+ pointer_cursor_scale(pointer, surface);
+
pointer->hotspot_x = x;
pointer->hotspot_y = y;
@@ -3432,6 +3459,8 @@ weston_seat_init_pointer(struct weston_seat *seat)
seat_send_updated_caps(seat);
+ pointer->scale = 1.0;
+
return 0;
}
--
2.20.1