204 lines
5.8 KiB
Lua
204 lines
5.8 KiB
Lua
-------------------------------------------------------------------------------
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-- Mob Framework Mod by Sapier
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--
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-- You may copy, use, modify or do nearly anything except removing this
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-- copyright notice.
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-- And of course you are NOT allow to pretend you have written it.
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--
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--! @file path_based_movement_gen.lua
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--! @brief component containing a path based movement generator (NOT COMPLETED)
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--! @copyright Sapier
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--! @author Sapier
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--! @date 2012-08-09
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--
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--! @defgroup mgen_path_based MGEN: Path based movement generator (NOT COMPLETED)
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--! @ingroup framework_int
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--! @{
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-- Contact sapier a t gmx net
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-------------------------------------------------------------------------------
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--! @class p_mov_gen
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--! @brief a movement generator evaluating a path to a target and following it
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p_mov_gen = {}
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--!@}
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--! @brief movement generator identifier
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--! @memberof p_mov_gen
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p_mov_gen.name = "mgen_path"
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-------------------------------------------------------------------------------
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-- name: validate_position(current_pos,origin,destination)
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--
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--! @brief check if current position is on movement path to destination
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--! @memberof p_mov_gen
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--! @private
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--
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--! @param current_pos
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--! @param origin of movement
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--! @param destination of movement
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-------------------------------------------------------------------------------
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function p_mov_gen.validate_path_position(current_pos,origin,destination)
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end
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-------------------------------------------------------------------------------
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-- name: validate_position(current_pos,origin,destination)
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--
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--! @brief check if there's a direct path from pos1 to pos2 for this mob
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--! @memberof p_mov_gen
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--! @private
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--
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-- param1: mob to check
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-- param2: position1
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-- param3: position2
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-- retval: -
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-------------------------------------------------------------------------------
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function p_mov_gen.direct_path_available(entity,pos1,pos2)
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end
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-------------------------------------------------------------------------------
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-- name: find_destination(entity,current_pos)
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--
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--! @brief find a suitable destination for this mob
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--! @memberof p_mov_gen
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--! @private
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--
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-- param1: mob to get destination for
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-- param2: current position
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-- retval: -
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-------------------------------------------------------------------------------
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function p_mov_gen.find_destination(entity,current_pos)
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--TODO
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end
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-------------------------------------------------------------------------------
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-- name: set_speed(entity,destination)
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--
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--! brief set speed to destination for an mob
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--! @memberof p_mov_gen
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--! @private
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--
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-- param1: mob to get destination for
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-- param2: destination of mob
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-- retval: -
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-------------------------------------------------------------------------------
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function p_mov_gen.set_speed(entity,destination)
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end
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-------------------------------------------------------------------------------
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-- name: fix_position(entity,current_pos)
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--
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--! @brief check if mob is in a valid position and fix it if necessary
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--! @memberof p_mov_gen
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--! @private
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--
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-- param1: mob to get destination for
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-- param2: position of mob
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-- retval: -
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-------------------------------------------------------------------------------
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function p_mov_gen.fix_position(entity,current_pos)
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end
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-------------------------------------------------------------------------------
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-- name: update_movement(entity,now)
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--
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--! @brief check and update current movement state
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--! @memberof p_mov_gen
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--! @private
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--
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-- param1: mob to move
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-- param2: current time
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-- retval: -
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-------------------------------------------------------------------------------
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function p_mov_gen.update_movement(entity,now)
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--position of base block (different from center for ground based mobs)
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local pos = entity.getbasepos(entity)
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local centerpos = entity.object:getpos()
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--validate current position for mob
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p_mov_gen.fix_position(entity,pos)
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--validate position is on path
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if p_mov_gen.validate_path_position(pos,
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entity.dynamic_data.p_movement.origin,
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entity.dynamic_data.p_movement.destination)
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== false then
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--validate target is reachable
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if p_mov_gen.direct_path_available(entity,pos,entity.dynamic_data.p_movement.destination) then
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--set new direction to target
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p_mov_gen.set_speed(entity,dynamic_data.p_movement.destination)
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else -- get new destination
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dynamic_data.p_movement.destination = p_mov_gen.find_destination(entity,pos)
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if dynamic_data.p_movement.destination ~= nil then
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p_mov_gen.set_speed(entity,dynamic_data.p_movement.destination)
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else
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mobf_bug_warning(LOGLEVEL_ERROR,"MOBF: BUG !!! unable to find a destination for an mob!")
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end
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end
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end
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end
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-------------------------------------------------------------------------------
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-- name: callback(entity,now)
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--
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--! @brief path based movement generator callback
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--! @memberof p_mov_gen
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--
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-- param1: mob to do movement
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-- param2: current time
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-- retval: -
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-------------------------------------------------------------------------------
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function p_mov_gen.callback(entity,now)
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-- mob is in movement do movement handling
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if entity.dynamic_data.p_movement.in_movement then
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p_mov_gen.update_movement(entity,now)
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else
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-- calculate start movement chance
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--TODO
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end
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end
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-------------------------------------------------------------------------------
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-- name: init_dynamic_data(entity,now)
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--
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-- @brief initialize dynamic data required by movement generator
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--! @memberof p_mov_gen
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--
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-- param1: entity to initialize
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-- param2: current time
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-- retval: -
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-------------------------------------------------------------------------------
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function p_mov_gen.init_dynamic_data(entity,now)
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local pos = entity.object:getpos()
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local data = {
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origin = pos,
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targetlist = nil,
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eta = nil,
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last_move_stop = now,
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in_movement = false
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}
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entity.dynamic_data.p_movement = data
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end |