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texture: Add some safeguards for paint volumes of empty textures

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If the Texture has no material, and the image size is 0x0 then the actor
doesn't have any paint volume.
This commit is contained in:
Emmanuele Bassi 2011-04-01 11:42:41 +01:00
parent 7ffeaef0e9
commit 7e6bf1612b
1 changed files with 10 additions and 0 deletions
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10
clutter/clutter-texture.c
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@ -689,6 +689,16 @@ static gboolean
clutter_texture_get_paint_volume (ClutterActor *self, clutter_texture_get_paint_volume (ClutterActor *self,
ClutterPaintVolume *volume) ClutterPaintVolume *volume)
{ {
ClutterTexturePrivate *priv;
priv = CLUTTER_TEXTURE (self)->priv;
if (priv->material == NULL)
return FALSE;
if (priv->image_width == 0 || priv->image_height == 0)
return FALSE;
return _clutter_actor_set_default_paint_volume (self, return _clutter_actor_set_default_paint_volume (self,
CLUTTER_TYPE_TEXTURE, CLUTTER_TYPE_TEXTURE,
volume); volume);