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cursor-renderer/native: Let the backend realize cursor sprite itself

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It knows better when it's needed. For now, just do it just as before,
before drawing. Eventually, we can conditionalize where to realize
depending on the cursor sprite position.

https://gitlab.gnome.org/GNOME/mutter/issues/77
This commit is contained in:
Jonas Ådahl
2018-05-02 16:56:53 +02:00
parent 6c7c566c6c
commit ea05d2af49
5 changed files with 49 additions and 50 deletions
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69
src/backends/native/meta-cursor-renderer-native.c
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@ -119,6 +119,10 @@ static GQuark quark_cursor_renderer_native_gpu_data = 0;
G_DEFINE_TYPE_WITH_PRIVATE (MetaCursorRendererNative, meta_cursor_renderer_native, META_TYPE_CURSOR_RENDERER);
static void
realize_cursor_sprite (MetaCursorRenderer *renderer,
MetaCursorSprite *cursor_sprite);
static MetaCursorNativeGpuState *
get_cursor_gpu_state (MetaCursorNativePrivate *cursor_priv,
MetaGpuKms *gpu_kms);
@ -675,7 +679,7 @@ meta_cursor_renderer_native_update_cursor (MetaCursorRenderer *renderer,
meta_cursor_renderer_native_get_instance_private (native);
if (cursor_sprite)
meta_cursor_sprite_realize_texture (cursor_sprite);
realize_cursor_sprite (renderer, cursor_sprite);
maybe_schedule_cursor_sprite_animation_frame (native, cursor_sprite);
@ -717,6 +721,24 @@ ensure_cursor_gpu_state (MetaCursorNativePrivate *cursor_priv,
return cursor_gpu_state;
}
static void
on_cursor_sprite_texture_changed (MetaCursorSprite *cursor_sprite)
{
MetaCursorNativePrivate *cursor_priv = get_cursor_priv (cursor_sprite);
GHashTableIter iter;
MetaCursorNativeGpuState *cursor_gpu_state;
g_hash_table_iter_init (&iter, cursor_priv->gpu_states);
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &cursor_gpu_state))
{
guint pending_bo;
pending_bo = get_pending_cursor_sprite_gbm_bo_index (cursor_gpu_state);
g_clear_pointer (&cursor_gpu_state->bos[pending_bo],
(GDestroyNotify) gbm_bo_destroy);
cursor_gpu_state->pending_bo_state = META_CURSOR_GBM_BO_STATE_INVALIDATED;
}
}
static void
cursor_priv_free (MetaCursorNativePrivate *cursor_priv)
{
@ -749,6 +771,9 @@ ensure_cursor_priv (MetaCursorSprite *cursor_sprite)
cursor_priv,
(GDestroyNotify) cursor_priv_free);
g_signal_connect (cursor_sprite, "texture-changed",
G_CALLBACK (on_cursor_sprite_texture_changed), NULL);
return cursor_priv;
}
@ -816,26 +841,31 @@ load_cursor_sprite_gbm_buffer_for_gpu (MetaCursorRendererNative *native,
}
}
static void
invalidate_pending_cursor_sprite_gbm_bo (MetaCursorSprite *cursor_sprite,
MetaGpuKms *gpu_kms)
static gboolean
is_cursor_hw_state_valid (MetaCursorSprite *cursor_sprite,
MetaGpuKms *gpu_kms)
{
MetaCursorNativePrivate *cursor_priv;
MetaCursorNativeGpuState *cursor_gpu_state;
guint pending_bo;
cursor_priv = get_cursor_priv (cursor_sprite);
if (!cursor_priv)
return;
return FALSE;
cursor_gpu_state = get_cursor_gpu_state (cursor_priv, gpu_kms);
if (!cursor_gpu_state)
return;
return FALSE;
pending_bo = get_pending_cursor_sprite_gbm_bo_index (cursor_gpu_state);
g_clear_pointer (&cursor_gpu_state->bos[pending_bo],
(GDestroyNotify) gbm_bo_destroy);
cursor_gpu_state->pending_bo_state = META_CURSOR_GBM_BO_STATE_INVALIDATED;
switch (cursor_gpu_state->pending_bo_state)
{
case META_CURSOR_GBM_BO_STATE_SET:
case META_CURSOR_GBM_BO_STATE_NONE:
return TRUE;
case META_CURSOR_GBM_BO_STATE_INVALIDATED:
return FALSE;
}
g_assert_not_reached ();
}
#ifdef HAVE_WAYLAND
@ -858,10 +888,8 @@ realize_cursor_sprite_from_wl_buffer_for_gpu (MetaCursorRenderer *renderer,
if (!cursor_renderer_gpu_data || cursor_renderer_gpu_data->hw_cursor_broken)
return;
/* Destroy any previous pending cursor buffer; we'll always either fail (which
* should unset, or succeed, which will set new buffer.
*/
invalidate_pending_cursor_sprite_gbm_bo (cursor_sprite, gpu_kms);
if (is_cursor_hw_state_valid (cursor_sprite, gpu_kms))
return;
texture = meta_cursor_sprite_get_cogl_texture (cursor_sprite);
width = cogl_texture_get_width (texture);
@ -990,7 +1018,8 @@ realize_cursor_sprite_from_xcursor_for_gpu (MetaCursorRenderer *renderer,
if (!cursor_renderer_gpu_data || cursor_renderer_gpu_data->hw_cursor_broken)
return;
invalidate_pending_cursor_sprite_gbm_bo (cursor_sprite, gpu_kms);
if (is_cursor_hw_state_valid (cursor_sprite, gpu_kms))
return;
load_cursor_sprite_gbm_buffer_for_gpu (native,
gpu_kms,
@ -1027,9 +1056,11 @@ realize_cursor_sprite_from_xcursor (MetaCursorRenderer *renderer,
}
static void
meta_cursor_renderer_native_realize_cursor_sprite (MetaCursorRenderer *renderer,
MetaCursorSprite *cursor_sprite)
realize_cursor_sprite (MetaCursorRenderer *renderer,
MetaCursorSprite *cursor_sprite)
{
meta_cursor_sprite_realize_texture (cursor_sprite);
if (META_IS_CURSOR_SPRITE_XCURSOR (cursor_sprite))
{
MetaCursorSpriteXcursor *sprite_xcursor =
@ -1056,8 +1087,6 @@ meta_cursor_renderer_native_class_init (MetaCursorRendererNativeClass *klass)
object_class->finalize = meta_cursor_renderer_native_finalize;
renderer_class->update_cursor = meta_cursor_renderer_native_update_cursor;
renderer_class->realize_cursor_sprite =
meta_cursor_renderer_native_realize_cursor_sprite;
quark_cursor_sprite = g_quark_from_static_string ("-meta-cursor-native");
quark_cursor_renderer_native_gpu_data =