-
// Written by David Megginson, started 2000-12
//
// Copyright (C) 2000 David Megginson, david@megginson.com
#include <simgear/timing/timestamp.hxx>
#include <simgear/structure/SGSharedPtr.hxx>
-
+#include <simgear/misc/strutils.hxx>
class TimingInfo
{
typedef void (*SGSubsystemTimingCb)(void* userData, const std::string& name, SampleStatistic* pStatistic);
-\f
/**
* Basic interface for all FlightGear subsystems.
*
*/
virtual void init ();
+ typedef enum
+ {
+ INIT_DONE, ///< subsystem is fully initialised
+ INIT_CONTINUE ///< init should be called again
+ } InitStatus;
+
+ virtual InitStatus incrementalInit ();
/**
* Initialize parts that depend on other subsystems having been initialized.
static void* reportTimingUserData;
};
+typedef SGSharedPtr<SGSubsystem> SGSubsystemRef;
-\f
/**
* A group of FlightGear subsystems.
*/
SGSubsystemGroup ();
virtual ~SGSubsystemGroup ();
- virtual void init ();
+ virtual void init();
+ virtual InitStatus incrementalInit ();
virtual void postinit ();
virtual void reinit ();
virtual void shutdown ();
virtual void remove_subsystem (const std::string &name);
virtual bool has_subsystem (const std::string &name) const;
+ /**
+ * Remove all subsystems.
+ */
+ virtual void clearSubsystems();
+
void reportTiming(void);
/**
*
*/
void set_fixed_update_time(double fixed_dt);
+
+ /**
+ * retrive list of member subsystem names
+ */
+ string_list member_names() const;
+
private:
class Member;
Member* get_member (const std::string &name, bool create = false);
- std::vector<Member *> _members;
+ typedef std::vector<Member *> MemberVec;
+ MemberVec _members;
double _fixedUpdateTime;
double _updateTimeRemainder;
+
+ /// index of the member we are currently init-ing
+ unsigned int _initPosition;
};
-
-\f
/**
* Manage subsystems for FlightGear.
*
enum GroupType {
INIT = 0,
GENERAL,
- FDM, ///< flight model, autopilot, instruments that run coupled
+ FDM, ///< flight model, autopilot, instruments that run coupled
POST_FDM, ///< certain subsystems depend on FDM data
DISPLAY, ///< view, camera, rendering updates
+ SOUND/*I want to be last!*/, ///< needs to run AFTER display, to allow concurrent GPU/sound processing
MAX_GROUPS
};
virtual ~SGSubsystemMgr ();
virtual void init ();
+ virtual InitStatus incrementalInit ();
virtual void postinit ();
virtual void reinit ();
virtual void shutdown ();
* remove a subsystem, and return a pointer to it.
* returns NULL if the subsystem was not found.
*/
- virtual SGSubsystem* remove(const char* name);
+ virtual void remove(const char* name);
virtual SGSubsystemGroup * get_group (GroupType group);
- virtual SGSubsystem * get_subsystem(const std::string &name) const;
+ virtual SGSubsystem* get_subsystem(const std::string &name) const;
void reportTiming();
void setReportTimingCb(void* userData,SGSubsystemTimingCb cb) {reportTimingCb = cb;reportTimingUserData = userData;}
private:
-
SGSubsystemGroup* _groups[MAX_GROUPS];
-
+ unsigned int _initPosition;
+
+ // non-owning reference
typedef std::map<std::string, SGSubsystem*> SubsystemDict;
SubsystemDict _subsystem_map;
};
-
-
#endif // __SUBSYSTEM_MGR_HXX
-