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(svn r26172) -Codechange: Make SpriteGroup::Resolve aware of nested calls.

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frosch
2013-12-23 18:08:16 +00:00
parent 82eb9d13df
commit 3eea1befa7
2 changed files with 25 additions and 21 deletions
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14
src/newgrf_spritegroup.h
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@@ -81,19 +81,7 @@ public:
virtual byte GetNumResults() const { return 0; }
virtual uint16 GetCallbackResult() const { return CALLBACK_FAILED; }
/**
* ResolverObject (re)entry point.
* This cannot be made a call to a virtual function because virtual functions
* do not like NULL and checking for NULL *everywhere* is more cumbersome than
* this little helper function.
* @param group the group to resolve for
* @param object information needed to resolve the group
* @return the resolved group
*/
static const SpriteGroup *Resolve(const SpriteGroup *group, ResolverObject &object)
{
return group == NULL ? NULL : group->Resolve(object);
}
static const SpriteGroup *Resolve(const SpriteGroup *group, ResolverObject &object, bool top_level = true);
};