File diff r23496:661d21df67d7 → r23497:a0ab44ebd2fa
src/newgrf_canal.cpp
Show inline comments
 
@@ -27,32 +27,32 @@ struct CanalScopeResolver : public Scope
 

	
 
	CanalScopeResolver(ResolverObject &ro, TileIndex tile)
 
		: ScopeResolver(ro), tile(tile)
 
	{
 
	}
 

	
 
	/* virtual */ uint32 GetRandomBits() const;
 
	/* virtual */ uint32 GetVariable(byte variable, uint32 parameter, bool *available) const;
 
	uint32 GetRandomBits() const override;
 
	uint32 GetVariable(byte variable, uint32 parameter, bool *available) const override;
 
};
 

	
 
/** Resolver object for canals. */
 
struct CanalResolverObject : public ResolverObject {
 
	CanalScopeResolver canal_scope;
 

	
 
	CanalResolverObject(CanalFeature feature, TileIndex tile,
 
			CallbackID callback = CBID_NO_CALLBACK, uint32 callback_param1 = 0, uint32 callback_param2 = 0);
 

	
 
	/* virtual */ ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0)
 
	ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0) override
 
	{
 
		switch (scope) {
 
			case VSG_SCOPE_SELF: return &this->canal_scope;
 
			default: return ResolverObject::GetScope(scope, relative);
 
		}
 
	}
 

	
 
	/* virtual */ const SpriteGroup *ResolveReal(const RealSpriteGroup *group) const;
 
	const SpriteGroup *ResolveReal(const RealSpriteGroup *group) const override;
 
};
 

	
 
/* virtual */ uint32 CanalScopeResolver::GetRandomBits() const
 
{
 
	/* Return random bits only for water tiles, not station tiles */
 
	return IsTileType(this->tile, MP_WATER) ? GetWaterTileRandomBits(this->tile) : 0;