Fix cursor hotspot with rotated outputs on DRM backend

This commit is contained in:
emersion 2017-10-29 18:45:53 +01:00
parent 4230a577cc
commit c3b09f73da
No known key found for this signature in database
GPG key ID: 0FDE7BE0E88F5E48
4 changed files with 44 additions and 55 deletions

View file

@ -558,6 +558,40 @@ static bool wlr_drm_connector_set_cursor(struct wlr_output *output,
} }
} }
switch (output->transform) {
case WL_OUTPUT_TRANSFORM_90:
plane->cursor_hotspot_x = hotspot_x;
plane->cursor_hotspot_y = -plane->surf.height + hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_180:
plane->cursor_hotspot_x = plane->surf.width - hotspot_x;
plane->cursor_hotspot_y = plane->surf.height - hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_270:
plane->cursor_hotspot_x = -plane->surf.height + hotspot_x;
plane->cursor_hotspot_y = hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED:
plane->cursor_hotspot_x = plane->surf.width - hotspot_x;
plane->cursor_hotspot_y = hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_90:
plane->cursor_hotspot_x = hotspot_x;
plane->cursor_hotspot_y = -hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_180:
plane->cursor_hotspot_x = hotspot_x;
plane->cursor_hotspot_y = plane->surf.height - hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_270:
plane->cursor_hotspot_x = -plane->surf.height + hotspot_x;
plane->cursor_hotspot_y = plane->surf.width - hotspot_y;
break;
default: // WL_OUTPUT_TRANSFORM_NORMAL
plane->cursor_hotspot_x = hotspot_x;
plane->cursor_hotspot_y = hotspot_y;
}
if (!update_pixels) { if (!update_pixels) {
// Only update the cursor hotspot // Only update the cursor hotspot
return true; return true;
@ -605,6 +639,10 @@ static bool wlr_drm_connector_move_cursor(struct wlr_output *output,
struct wlr_drm_connector *conn = (struct wlr_drm_connector *)output; struct wlr_drm_connector *conn = (struct wlr_drm_connector *)output;
struct wlr_drm_backend *drm = (struct wlr_drm_backend *)output->backend; struct wlr_drm_backend *drm = (struct wlr_drm_backend *)output->backend;
struct wlr_drm_plane *plane = conn->crtc->cursor;
x -= plane->cursor_hotspot_x;
y -= plane->cursor_hotspot_y;
int width, height, tmp; int width, height, tmp;
wlr_output_effective_resolution(output, &width, &height); wlr_output_effective_resolution(output, &width, &height);

View file

@ -34,6 +34,7 @@ struct wlr_drm_plane {
struct wlr_texture *wlr_tex; struct wlr_texture *wlr_tex;
struct gbm_bo *cursor_bo; struct gbm_bo *cursor_bo;
bool cursor_enabled; bool cursor_enabled;
int32_t cursor_hotspot_x, cursor_hotspot_y;
union wlr_drm_plane_props props; union wlr_drm_plane_props props;
}; };

View file

@ -2,7 +2,7 @@
#include "rootston/input.h" #include "rootston/input.h"
struct wlr_xcursor *get_default_xcursor(struct wlr_xcursor_theme *theme) { struct wlr_xcursor *get_default_xcursor(struct wlr_xcursor_theme *theme) {
return wlr_xcursor_theme_get_cursor(theme, "left_ptr"); return wlr_xcursor_theme_get_cursor(theme, "grabbing");
} }
struct wlr_xcursor *get_move_xcursor(struct wlr_xcursor_theme *theme) { struct wlr_xcursor *get_move_xcursor(struct wlr_xcursor_theme *theme) {

View file

@ -237,44 +237,6 @@ void wlr_output_make_current(struct wlr_output *output) {
output->impl->make_current(output); output->impl->make_current(output);
} }
static void output_cursor_get_effective_hotspot(
struct wlr_output_cursor *cursor, int32_t *hotspot_x,
int32_t *hotspot_y) {
switch (cursor->output->transform) {
case WL_OUTPUT_TRANSFORM_90:
*hotspot_x = cursor->hotspot_x;
*hotspot_y = -cursor->height + cursor->hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_180:
*hotspot_x = cursor->width - cursor->hotspot_x;
*hotspot_y = cursor->height - cursor->hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_270:
*hotspot_x = -cursor->height + cursor->hotspot_x;
*hotspot_y = cursor->hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED:
*hotspot_x = cursor->width - cursor->hotspot_x;
*hotspot_y = cursor->hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_90:
*hotspot_x = cursor->hotspot_x;
*hotspot_y = -cursor->hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_180:
*hotspot_x = cursor->hotspot_x;
*hotspot_y = cursor->height - cursor->hotspot_y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_270:
*hotspot_x = -cursor->height + cursor->hotspot_x;
*hotspot_y = cursor->width - cursor->hotspot_y;
break;
default: // WL_OUTPUT_TRANSFORM_NORMAL
*hotspot_x = cursor->hotspot_x;
*hotspot_y = cursor->hotspot_y;
}
}
static void output_cursor_render(struct wlr_output_cursor *cursor) { static void output_cursor_render(struct wlr_output_cursor *cursor) {
struct wlr_texture *texture = cursor->texture; struct wlr_texture *texture = cursor->texture;
struct wlr_renderer *renderer = cursor->renderer; struct wlr_renderer *renderer = cursor->renderer;
@ -290,13 +252,10 @@ static void output_cursor_render(struct wlr_output_cursor *cursor) {
glEnable(GL_BLEND); glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
int32_t hotspot_x, hotspot_y;
output_cursor_get_effective_hotspot(cursor, &hotspot_x, &hotspot_y);
float matrix[16]; float matrix[16];
wlr_texture_get_matrix(texture, &matrix, wlr_texture_get_matrix(texture, &matrix,
&cursor->output->transform_matrix, cursor->x - hotspot_x, &cursor->output->transform_matrix, cursor->x - cursor->hotspot_x,
cursor->y - hotspot_y); cursor->y - cursor->hotspot_y);
wlr_render_with_matrix(renderer, texture, &matrix); wlr_render_with_matrix(renderer, texture, &matrix);
} }
} }
@ -349,14 +308,8 @@ bool wlr_output_cursor_set_image(struct wlr_output_cursor *cursor,
if (cursor->output->hardware_cursor == NULL && if (cursor->output->hardware_cursor == NULL &&
cursor->output->impl->set_cursor) { cursor->output->impl->set_cursor) {
int32_t hotspot_eff_x, hotspot_eff_y;
output_cursor_get_effective_hotspot(cursor, &hotspot_eff_x,
&hotspot_eff_y);
// TODO: also transform pixels with output->transform before calling
// set_cursor
int ok = cursor->output->impl->set_cursor(cursor->output, pixels, int ok = cursor->output->impl->set_cursor(cursor->output, pixels,
stride, width, height, hotspot_eff_x, hotspot_eff_y, true); stride, width, height, hotspot_x, hotspot_y, true);
if (ok) { if (ok) {
cursor->output->hardware_cursor = cursor; cursor->output->hardware_cursor = cursor;
return true; return true;
@ -438,11 +391,8 @@ void wlr_output_cursor_set_surface(struct wlr_output_cursor *cursor,
cursor->output->impl->set_cursor) { cursor->output->impl->set_cursor) {
// If the surface hasn't changed and it's an hardware cursor, only // If the surface hasn't changed and it's an hardware cursor, only
// update the hotspot // update the hotspot
int32_t hotspot_eff_x, hotspot_eff_y;
output_cursor_get_effective_hotspot(cursor, &hotspot_eff_x,
&hotspot_eff_y);
cursor->output->impl->set_cursor(cursor->output, NULL, 0, 0, 0, cursor->output->impl->set_cursor(cursor->output, NULL, 0, 0, 0,
hotspot_eff_x, hotspot_eff_y, false); hotspot_x, hotspot_y, false);
} }
return; return;
} }