DECLARE_SCRIPT_SERVICE(Engine, 0x229)
{
	// returns TRUE if config var is defined
	STDMETHOD_(BOOL, ConfigIsDefined)(const char *name) PURE;

	// get config var as int value
	STDMETHOD_(BOOL, ConfigGetInt)(const char *name, int ref value) PURE;

	// get config var as float value
	STDMETHOD_(BOOL, ConfigGetFloat)(const char *name, real ref value) PURE;

	// get config var value as raw text
	STDMETHOD_(BOOL, ConfigGetRaw)(const char *name, string ref value) PURE;

	// get bind variable as float
	STDMETHOD_(real, BindingGetFloat)(const char *name) PURE;

	// search for a file in paths defined by a path config var (like "script_module_path"), 'fullname' is
	// set if return value is TRUE
	STDMETHOD_(BOOL, FindFileInPath)(const char *path_config_var, const char *filename, string ref fullname) PURE;

	// returns TRUE if running game in legacy DX6 mode
	STDMETHOD_(BOOL,IsRunningDX6)() PURE;

	// get display resolution (more specifically the main 2D surface, which is the only thing relevant as far as drawing concerns)
	STDMETHOD_(void,GetCanvasSize)(int ref width, int ref height) PURE;

	// aspect ratio of current display mode (w/h)
	STDMETHOD_(real,GetAspectRatio)() PURE;

	// get global fog settings (dist 0 means fog disabled)
	STDMETHOD_(void,GetFog)(int ref r, int ref g, int ref b, float ref dist) PURE;
	// set global fog settings (dist 0 means fog disabled)
	STDMETHOD_(void,SetFog)(int r, int g, int b, float dist) PURE;

	// get fog settings for a fog zone (iZone must be a number 1 to 8 or function silently fails)
	STDMETHOD_(void,GetFogZone)(int iZone, int ref r, int ref g, int ref b, float ref dist) PURE;
	// set fog settings for a fog zone (iZone must be a number 1 to 8 or function silently fails)
	STDMETHOD_(void,SetFogZone)(int iZone, int r, int g, int b, float dist) PURE;

	// get weather parameters
	STDMETHOD_(void,GetWeather)(int ref precip_type, real ref precip_freq, real ref precip_speed, real ref vis_dist,
				real ref rend_radius, real ref alpha, real ref brightness, real ref snow_jitter,
				real ref rain_len, real ref splash_freq, real ref splash_radius, real ref splash_height,
				real ref splash_duration, string ref texture, vector ref wind) PURE;
	// set weather parameters
	STDMETHOD_(void,SetWeather)(int precip_type, real precip_freq, real precip_speed, real vis_dist,
				real rend_radius, real alpha, real brightness, real snow_jitter,
				real rain_len, real splash_freq, real splash_radius, real splash_height,
				real splash_duration, const char *texture, const vector ref wind) PURE;

	// perform a raycast on the worldrep (terrain only), returns TRUE if something was hit and hit_location contains
	// the hit location (not quite as expensive as ObjRaycast but don't use excessively)
	STDMETHOD_(BOOL,PortalRaycast)(const vector ref from, const vector ref to, vector ref hit_location) PURE;

	// perform a raycast on objects and terrain (expensive, don't use excessively)
	//   'ShortCircuit' - if 1, the raycast will return immediately upon hitting an object, without determining if there's
	//                    any other object hit closer to ray start
	//                    if 2, the raycast will return immediately upon hitting any terrain or object (most efficient
	//                    when only determining if there is a line of sight or not)
	//   'bSkipMesh'    - if TRUE the raycast will not include mesh objects (ie. characters) in the cast
	//   'ignore1'      - is an optional object to exclude from the raycast (useful when casting from the location of
	//                    an object to avoid the cast hitting the source object)
	//   'ignore2'      - is an optional object to exclude from the raycast (useful in combination with ignore2 when
	//                    testing line of sight between two objects, to avoid raycast hitting source or target object)
	// returns 0 if nothing was hit, 1 for terrain, 2 for an object, 3 for mesh object (ie. character)
	// for return types 2 and 3 the hit object will be returned in 'hit_object'
	STDMETHOD_(int,ObjRaycast)(const vector ref from, const vector ref to, vector ref hit_location, object ref hit_object,
								int ShortCircuit, BOOL bSkipMesh, object ignore1, object ignore2) PURE;

	//
	// new functions in T2 v1.20 / SS2 v2.41:
	//

	// set texture for environment zone (iZone must be a number 0 to 63 or function silently fails, if texture name
	// is empty or NULL the specified env zone map is cleared)
	STDMETHOD_(void,SetEnvMapZone)(int iZone, const char *texture) PURE;
};
