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cursor: Introduce accessors for the texture / GBM bo

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We want to make this private, and have MetaCursorReference be
backend-defined, with the texture possibly loaded on demand.

We can't make the definition of MetaCursorReference truly private yet
because of the XFixes cursor. A victim of MetaCursorTracker trying to
do too many things at once...
This commit is contained in:
Jasper St. Pierre 2014-03-31 15:31:15 -04:00
parent 21425b5833
commit 383d4c7e4e
3 changed files with 63 additions and 19 deletions
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8
src/core/meta-cursor-private.h
View File

@ -35,4 +35,12 @@ struct _MetaCursorReference {
int hot_x, hot_y;
};
CoglTexture *meta_cursor_reference_get_cogl_texture (MetaCursorReference *cursor,
int *hot_x,
int *hot_y);
struct gbm_bo *meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
int *hot_x,
int *hot_y);
#endif /* META_CURSOR_PRIVATE_H */

50
src/core/meta-cursor-tracker.c
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@ -338,7 +338,7 @@ meta_cursor_tracker_get_sprite (MetaCursorTracker *tracker)
ensure_xfixes_cursor (tracker);
if (tracker->displayed_cursor)
return COGL_TEXTURE (tracker->displayed_cursor->texture);
return meta_cursor_reference_get_cogl_texture (tracker->displayed_cursor, NULL, NULL);
else
return NULL;
}
@ -361,13 +361,7 @@ meta_cursor_tracker_get_hot (MetaCursorTracker *tracker,
ensure_xfixes_cursor (tracker);
if (tracker->displayed_cursor)
{
MetaCursorReference *displayed_cursor = tracker->displayed_cursor;
if (x)
*x = displayed_cursor->hot_x;
if (y)
*y = displayed_cursor->hot_y;
}
meta_cursor_reference_get_cogl_texture (tracker->displayed_cursor, x, y);
else
{
if (x)
@ -446,6 +440,15 @@ meta_cursor_tracker_set_root_cursor (MetaCursorTracker *tracker,
}
}
static gboolean
should_have_hw_cursor (MetaCursorTracker *tracker)
{
if (tracker->displayed_cursor)
return (meta_cursor_reference_get_gbm_bo (tracker->displayed_cursor, NULL, NULL) != NULL);
else
return FALSE;
}
static void
update_hw_cursor (MetaCursorTracker *tracker)
{
@ -454,7 +457,7 @@ update_hw_cursor (MetaCursorTracker *tracker)
unsigned int i, n_crtcs;
gboolean enabled;
enabled = tracker->displayed_cursor && tracker->displayed_cursor->bo != NULL;
enabled = should_have_hw_cursor (tracker);
tracker->has_hw_cursor = enabled;
monitors = meta_monitor_manager_get ();
@ -521,7 +524,10 @@ update_displayed_cursor (MetaCursorTracker *tracker)
if (meta_is_wayland_compositor ())
{
if (tracker->displayed_cursor)
cogl_pipeline_set_layer_texture (tracker->pipeline, 0, COGL_TEXTURE (displayed_cursor->texture));
{
CoglTexture *texture = meta_cursor_reference_get_cogl_texture (tracker->displayed_cursor, NULL, NULL);
cogl_pipeline_set_layer_texture (tracker->pipeline, 0, texture);
}
else
cogl_pipeline_set_layer_texture (tracker->pipeline, 0, NULL);
@ -585,10 +591,15 @@ sync_cursor (MetaCursorTracker *tracker)
if (displayed_cursor)
{
tracker->current_rect.x = tracker->current_x - displayed_cursor->hot_x;
tracker->current_rect.y = tracker->current_y - displayed_cursor->hot_y;
tracker->current_rect.width = cogl_texture_get_width (COGL_TEXTURE (displayed_cursor->texture));
tracker->current_rect.height = cogl_texture_get_height (COGL_TEXTURE (displayed_cursor->texture));
CoglTexture *texture;
int hot_x, hot_y;
texture = meta_cursor_reference_get_cogl_texture (displayed_cursor, &hot_x, &hot_y);
tracker->current_rect.x = tracker->current_x - hot_x;
tracker->current_rect.y = tracker->current_y - hot_y;
tracker->current_rect.width = cogl_texture_get_width (COGL_TEXTURE (texture));
tracker->current_rect.height = cogl_texture_get_height (COGL_TEXTURE (texture));
}
else
{
@ -649,15 +660,16 @@ meta_cursor_tracker_set_crtc_has_hw_cursor (MetaCursorTracker *tracker,
if (has)
{
MetaCursorReference *displayed_cursor = tracker->displayed_cursor;
struct gbm_bo *bo;
union gbm_bo_handle handle;
int width, height;
int hot_x, hot_y;
handle = gbm_bo_get_handle (displayed_cursor->bo);
width = gbm_bo_get_width (displayed_cursor->bo);
height = gbm_bo_get_height (displayed_cursor->bo);
hot_x = displayed_cursor->hot_x;
hot_y = displayed_cursor->hot_y;
bo = meta_cursor_reference_get_gbm_bo (displayed_cursor, &hot_x, &hot_y);
handle = gbm_bo_get_handle (bo);
width = gbm_bo_get_width (bo);
height = gbm_bo_get_height (bo);
drmModeSetCursor2 (tracker->drm_fd, crtc->crtc_id, handle.u32,
width, height, hot_x, hot_y);

24
src/core/meta-cursor.c
View File

@ -377,3 +377,27 @@ meta_cursor_reference_from_buffer (MetaCursorTracker *tracker,
return self;
}
CoglTexture *
meta_cursor_reference_get_cogl_texture (MetaCursorReference *cursor,
int *hot_x,
int *hot_y)
{
if (hot_x)
*hot_x = cursor->hot_x;
if (hot_y)
*hot_y = cursor->hot_y;
return COGL_TEXTURE (cursor->texture);
}
struct gbm_bo *
meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
int *hot_x,
int *hot_y)
{
if (hot_x)
*hot_x = cursor->hot_x;
if (hot_y)
*hot_y = cursor->hot_y;
return cursor->bo;
}