663 lines
21 KiB
Lua
663 lines
21 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 mobf.lua
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--! @brief class containing mob initialization functions
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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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--
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--! @defgroup mobf Basic mob entity functions
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--! @brief a component containing basic functions for mob handling and initialization
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--! @ingroup framework_int
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--! @{
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--
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-- Contact sapier a t gmx net
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-------------------------------------------------------------------------------
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mobf = {}
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mobf.on_step_callbacks = {}
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mobf.on_punch_callbacks = {}
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mobf.on_rightclick_callbacks = {}
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------------------------------------------------------------------------------
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-- name: register_on_step_callback(callback)
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--
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--! @brief make a new on_step callback known to mobf
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--! @ingroup mobf
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--
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--! @param callback to make known to mobf
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-------------------------------------------------------------------------------
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function mobf.register_on_step_callback(callback)
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if callback.configcheck == nil or
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type(callback.configcheck) ~= "function" then
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return false
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end
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if callback.handler == nil or
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type(callback.configcheck) ~= "function" then
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return false
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end
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table.insert(mobf.on_step_callbacks,callback)
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end
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------------------------------------------------------------------------------
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-- name: init_on_step_callbacks(entity,now)
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--
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--! @brief initalize callbacks to be used on step
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--! @ingroup mobf
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--
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--! @param entity entity to initialize on_step handler
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--! @param now current time
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-------------------------------------------------------------------------------
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function mobf.init_on_step_callbacks(entity,now)
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entity.on_step_hooks = {}
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if #mobf.on_step_callbacks > 32 then
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mobf_bug_warning(LOGLEVEL_ERROR,"MOBF BUG!!!: " .. #mobf.on_step_callbacks
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.. " incredible high number of onstep callbacks registred!")
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end
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dbg_mobf.mobf_core_lvl2("MOBF: initializing " .. #mobf.on_step_callbacks
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.. " on_step callbacks for " .. entity.data.name
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.. " entity=" .. tostring(entity))
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for i = 1, #mobf.on_step_callbacks , 1 do
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if mobf.on_step_callbacks[i].configcheck(entity) then
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") enabling callback "
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.. mobf.on_step_callbacks[i].name)
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table.insert(entity.on_step_hooks,mobf.on_step_callbacks[i].handler)
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if type(mobf.on_step_callbacks[i].init) == "function" then
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") executing init function for "
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.. mobf.on_step_callbacks[i].name)
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mobf.on_step_callbacks[i].init(entity,now)
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else
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") no init function defined")
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end
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else
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") callback "
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.. mobf.on_step_callbacks[i].name .. " disabled due to config check")
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end
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end
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end
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------------------------------------------------------------------------------
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-- name: register_on_rightclick_callback(callback)
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--
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--! @brief make a new on_rightclick callback known to mobf
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--! @ingroup mobf
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--
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--! @param callback to make known to mobf
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-------------------------------------------------------------------------------
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function mobf.register_on_rightclick_callback(callback)
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if callback.configcheck == nil or
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type(callback.configcheck) ~= "function" then
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return false
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end
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if callback.handler == nil or
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type(callback.configcheck) ~= "function" then
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return false
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end
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table.insert(mobf.on_rightclick_callbacks,callback)
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end
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------------------------------------------------------------------------------
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-- name: register_on_punch_callback(callback)
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--
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--! @brief make a new on_punch callback known to mobf
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--! @ingroup mobf
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--
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--! @param callback the callback to register in mobf
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-------------------------------------------------------------------------------
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function mobf.register_on_punch_callback(callback)
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if callback.configcheck == nil or
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type(callback.configcheck) ~= "function" then
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return false
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end
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if callback.handler == nil or
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type(callback.configcheck) ~= "function" then
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return false
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end
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table.insert(mobf.on_punch_callbacks,callback)
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end
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------------------------------------------------------------------------------
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-- name: init_on_punch_callbacks(entity,now)
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--
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--! @brief initalize callbacks to be used on punch
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--! @ingroup mobf
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--
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--! @param entity entity to initialize on_punch handler
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--! @param now current time
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-------------------------------------------------------------------------------
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function mobf.init_on_punch_callbacks(entity,now)
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entity.on_punch_hooks = {}
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dbg_mobf.mobf_core_lvl2("MOBF: initializing " .. #mobf.on_punch_callbacks
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.. " on_punch callbacks for " .. entity.data.name
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.. " entity=" .. tostring(entity))
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for i = 1, #mobf.on_punch_callbacks , 1 do
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if mobf.on_punch_callbacks[i].configcheck(entity) and
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type(mobf.on_punch_callbacks[i].handler) == "function" then
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") enabling callback "
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.. mobf.on_punch_callbacks[i].name)
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table.insert(entity.on_punch_hooks,mobf.on_punch_callbacks[i].handler)
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if type(mobf.on_punch_callbacks[i].init) == "function" then
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") executing init function for "
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.. mobf.on_punch_callbacks[i].name)
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mobf.on_punch_callbacks[i].init(entity,now)
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else
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") no init function defined")
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end
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else
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") callback "
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.. mobf.on_punch_callbacks[i].name .. " disabled due to config check")
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end
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end
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end
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------------------------------------------------------------------------------
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-- name: init_on_rightclick_callbacks(entity,now)
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--
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--! @brief initalize callbacks to be used on punch
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--! @ingroup mobf
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--
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--! @param entity entity to initialize on_punch handler
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--! @param now current time
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-------------------------------------------------------------------------------
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function mobf.init_on_rightclick_callbacks(entity,now)
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entity.on_rightclick_hooks = {}
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dbg_mobf.mobf_core_lvl2("MOBF: initializing " .. #mobf.on_rightclick_callbacks
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.. " on_rightclick callbacks for " .. entity.data.name .. " entity=" .. tostring(entity))
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for i = 1, #mobf.on_rightclick_callbacks , 1 do
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if mobf.on_rightclick_callbacks[i].configcheck(entity) and
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type(mobf.on_rightclick_callbacks[i].handler) == "function" then
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") enabling callback "
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.. mobf.on_rightclick_callbacks[i].name)
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table.insert(entity.on_rightclick_hooks,mobf.on_rightclick_callbacks[i].handler)
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if type(mobf.on_rightclick_callbacks[i].init) == "function" then
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") executing init function for "
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.. mobf.on_rightclick_callbacks[i].name)
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mobf.on_rightclick_callbacks[i].init(entity,now)
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else
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") no init function defined")
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end
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else
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dbg_mobf.mobf_core_lvl2("MOBF: (" .. i .. ") callback "
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.. mobf.on_rightclick_callbacks[i].name .. " disabled due to config check")
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end
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end
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end
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------------------------------------------------------------------------------
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-- name: get_basepos(entity)
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--
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--! @brief get basepos for an entity
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--! @ingroup mobf
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--
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--! @param entity entity to fetch basepos
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--! @return basepos of mob
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-------------------------------------------------------------------------------
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function mobf.get_basepos(entity)
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local pos = entity.object:getpos()
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local nodeatpos = minetest.env:get_node(pos)
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dbg_mobf.mobf_core_helper_lvl3("MOBF: " .. entity.data.name
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.. " Center Position: " .. printpos(pos) .. " is: " .. nodeatpos.name)
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-- if visual height is more than one block the center of base block is
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-- below the entities center
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if (entity.collisionbox[2] < -0.5) then
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pos.y = pos.y + (entity.collisionbox[2] + 0.5)
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dbg_mobf.mobf_core_helper_lvl3("MOBF: collision box lower end: "
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.. entity.collisionbox[2])
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end
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nodeatpos = minetest.env:get_node(pos)
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dbg_mobf.mobf_core_helper_lvl3("MOBF: Base Position: " .. printpos(pos)
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.. " is: " .. nodeatpos.name)
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return pos
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end
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------------------------------------------------------------------------------
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-- name: mobf_activate_handler(self,staticdata)
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--
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--! @brief hanlder called for basic mob initialization
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--! @ingroup mobf
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--
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--! @param self entity to initialize onstep handler
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--! @param staticdata data to use for initialization
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-------------------------------------------------------------------------------
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function mobf.activate_handler(self,staticdata)
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--do some initial checks
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local pos = self.object:getpos()
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if pos == nil then
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minetest.log(LOGLEVEL_ERROR,"MOBF: mob at nil pos!")
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end
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local current_node = minetest.env:get_node(pos)
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if current_node == nil then
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minetest.log(LOGLEVEL_ERROR,"MOBF: trying to activate mob in nil node! removing")
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spawning.remove_uninitialized(self,staticdata)
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return
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end
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if environment.is_media_element(current_node.name,self.environment.media) == false then
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minetest.log(LOGLEVEL_WARNING,"MOBF: trying to activate mob "
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.. self.data.name .. " at invalid position")
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minetest.log(LOGLEVEL_WARNING," Activation at: "
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.. current_node.name .. " --> removing")
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spawning.remove_uninitialized(self,staticdata)
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return
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end
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--do initialization of dynamic modules
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local now = mobf_get_current_time()
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spawning.init_dynamic_data(self,now)
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mobf.init_on_step_callbacks(self,now)
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mobf.init_on_punch_callbacks(self,now)
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mobf.init_on_rightclick_callbacks(self,now)
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--initialize ride support
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mobf_ride.init(self)
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--check if this was a replacement mob
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if self.dyndata_delayed ~= nil then
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minetest.log(LOGLEVEL_ERROR,"MOBF: delayed activation for replacement mob."
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.."This shouldn't happen at all but if we can fix it")
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self.dynamic_data = dyndata_delayed.data
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self.object:set_hp(dyndata_delayed.health)
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self.object:setyaw(dyndata_delayed.entity_orientation)
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dyndata_delayed = nil
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return
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end
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--restore saved data
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local retval = mobf_deserialize_permanent_entity_data(staticdata)
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if self.dynamic_data.spawning ~= nil then
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if mobf_pos_is_zero(retval.spawnpoint) ~= true then
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self.dynamic_data.spawning.spawnpoint = retval.spawnpoint
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else
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self.dynamic_data.spawning.spawnpoint = mobf_round_pos(pos)
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end
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self.dynamic_data.spawning.player_spawned = retval.playerspawned
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if retval.original_spawntime ~= -1 then
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self.dynamic_data.spawning.original_spawntime = retval.original_spawntime
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end
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if retval.spawner ~= nil then
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minetest.log(LOGLEVEL_INFO,"MOBF: setting spawner to: "
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.. retval.spawner)
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self.dynamic_data.spawning.spawner = retval.spawner
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end
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--only relevant if mob has different states
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if retval.state ~= nil and
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self.dynamic_data.state ~= nil then
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minetest.log(LOGLEVEL_INFO,"MOBF: setting current state to: "
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.. retval.state)
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self.dynamic_data.state.current = retval.state
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end
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end
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local current_state = mob_state.get_state_by_name(self,self.dynamic_data.state.current)
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local default_state = mob_state.get_state_by_name(self,"default")
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if self.dynamic_data.state.current == nil then
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current_state = default_state
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end
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--initialize move gen
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if current_state.movgen ~= nil then
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dbg_mobf.mobf_core_lvl1("MOBF: setting movegen to: " .. current_state.movgen)
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self.dynamic_data.current_movement_gen = getMovementGen(current_state.movgen)
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else
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dbg_mobf.mobf_core_lvl1("MOBF: setting movegen to: " .. default_state.movgen)
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self.dynamic_data.current_movement_gen = getMovementGen(default_state.movgen)
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end
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if current_state.animation ~= nil then
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dbg_mobf.mobf_core_lvl1("MOBF: setting animation to: " .. current_state.animation)
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graphics.set_animation(self,current_state.animation)
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else
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dbg_mobf.mobf_core_lvl1("MOBF: setting animation to: " .. default_state.animation)
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graphics.set_animation(self,default_state.animation)
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end
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self.dynamic_data.current_movement_gen.init_dynamic_data(self,now)
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--initialize armor groups
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if self.data.generic.armor_groups ~= nil then
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self.object:set_armor_groups(self.data.generic.armor_groups)
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end
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--initialize height level
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pos = environment.fix_base_pos(self, self.collisionbox[2] * -1)
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--custom on activate handler
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if (self.data.generic.custom_on_activate_handler ~= nil) then
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self.data.generic.custom_on_activate_handler(self)
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end
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self.dynamic_data.initialized = true
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end
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------------------------------------------------------------------------------
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-- name: register_entity(entityname,graphics)
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--
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--! @brief register an entity
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--! @ingroup mobf
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--
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--! @param name of entity to add
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--! @param graphics graphics to use for entity
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--! @param mob data to use
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-------------------------------------------------------------------------------
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function mobf.register_entity(name, graphics, mob)
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dbg_mobf.mobf_core_lvl1("MOBF: registering new entity: " .. name)
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minetest.register_entity(name,
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{
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physical = true,
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collisionbox = graphics.collisionbox,
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visual = graphics.visual,
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textures = graphics.textures,
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visual_size = graphics.visual_size,
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spritediv = graphics.spritediv,
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mesh = graphics.mesh,
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mode = graphics.mode,
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initial_sprite_basepos = {x=0, y=0},
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makes_footstep_sound = true,
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automatic_rotate = true,
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groups = mob.generic.groups,
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hp_max = mob.generic.base_health,
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-- actions to be done by mob on its own
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on_step = function(self, dtime)
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local starttime = mobf_get_time_ms()
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if self.removed ~= false then
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mobf_bug_warning(LOGLEVEL_ERROR,"MOBF: on_step: "
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.. self.data.name .. " on_step for removed entity????")
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return
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end
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if (self.dynamic_data.initialized == false) then
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if entity_at_loaded_pos(self.object:getpos()) then
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mobf.activate_handler(self,self.dynamic_data.last_static_data)
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self.dynamic_data.last_static_data = nil
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else
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return
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end
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end
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--do special ride callback
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if mobf_ride.on_step_callback(self) then
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return
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end
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self.current_dtime = self.current_dtime + dtime
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local now = mobf_get_current_time()
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if self.current_dtime < 0.25 then
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return
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end
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--check lifetime
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if spawning.lifecycle(self,now) == false then
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return
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end
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mobf_warn_long_fct(starttime,"on_step lifecycle","lifecycle")
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--movement generator
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self.dynamic_data.current_movement_gen.callback(self,now)
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mobf_warn_long_fct(starttime,"on_step movement","movement")
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if #self.on_step_hooks > 32 then
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mobf_bug_warning(LOGLEVEL_ERROR,"MOBF BUG!!!: "
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.. tostring(self) .. " incredible high number of onstep hooks! "
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.. #self.on_step_hooks .. " ohlist: " .. tostring(self.on_step_hooks))
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end
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--dynamic modules
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for i = 1, #self.on_step_hooks, 1 do
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--check return value if on_step hook tells us to stop any other processing
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if self.on_step_hooks[i](self,now,self.current_dtime) == false then
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dbg_mobf.mobf_core_lvl1("MOBF: on_step: " .. self.data.name
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.. " aborting callback processing entity=" .. tostring(self))
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break
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end
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mobf_warn_long_fct(starttime,"callback nr " .. i,"callback_os_"
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.. self.data.name .. "_" .. i)
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end
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mobf_warn_long_fct(starttime,"on_step_total","on_step_total")
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self.current_dtime = 0
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end,
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--player <-> mob interaction
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on_punch = function(self, hitter, time_from_last_punch, tool_capabilities, dir)
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local starttime = mobf_get_time_ms()
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local now = mobf_get_current_time()
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for i = 1, #self.on_punch_hooks, 1 do
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if self.on_punch_hooks[i](self,hitter,now,
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time_from_last_punch, tool_capabilities, dir) then
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return
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end
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mobf_warn_long_fct(starttime,"callback nr " .. i,"callback_op_"
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.. self.data.name .. "_" .. i)
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end
|
|
end,
|
|
|
|
--rightclick is only used for debug reasons by now
|
|
on_rightclick = function(self, clicker)
|
|
local starttime = mobf_get_time_ms()
|
|
for i = 1, #self.on_rightclick_hooks, 1 do
|
|
if self.on_rightclick_hooks[i](self,clicker) then
|
|
break
|
|
end
|
|
mobf_warn_long_fct(starttime,"callback nr " .. i,"callback_or_"
|
|
.. self.data.name .. "_" .. i)
|
|
end
|
|
|
|
--tesrcode only
|
|
--mobf_ride.attache_player(self,clicker)
|
|
end,
|
|
|
|
--do basic mob initialization on activation
|
|
on_activate = function(self,staticdata)
|
|
|
|
self.dynamic_data = {}
|
|
self.dynamic_data.initialized = false
|
|
|
|
--make sure entity is in loaded area at initialization
|
|
local pos = self.object:getpos()
|
|
|
|
if pos ~= nil and
|
|
entity_at_loaded_pos(pos) then
|
|
mobf.activate_handler(self,staticdata)
|
|
else
|
|
minetest.log(LOGLEVE_INFO,"MOBF: animal activated at invalid position .. delaying activation")
|
|
self.dynamic_data.last_static_data = staticdata
|
|
end
|
|
end,
|
|
|
|
getbasepos = mobf.get_basepos,
|
|
is_on_ground = function(entity)
|
|
|
|
local basepos = entity.getbasepos(entity)
|
|
local posbelow = { x=basepos.x, y=basepos.y-1,z=basepos.z}
|
|
|
|
for dx=-1,1 do
|
|
for dz=-1,1 do
|
|
local fp0 = posbelow
|
|
local fp = { x= posbelow.x + (0.5*dx),
|
|
y= posbelow.y,
|
|
z= posbelow.z + (0.5*dz) }
|
|
local n = minetest.env:get_node(fp)
|
|
if not mobf_is_walkable(n) then
|
|
return true
|
|
end
|
|
end
|
|
end
|
|
|
|
return false
|
|
end,
|
|
|
|
--prepare permanent data
|
|
get_staticdata = function(self)
|
|
return mobf_serialize_permanent_entity_data(self)
|
|
end,
|
|
|
|
--custom variables for each mob
|
|
data = mob,
|
|
environment = environment_list[mob.generic.envid],
|
|
current_dtime = 0,
|
|
}
|
|
)
|
|
end
|
|
|
|
-------------------------------------------------------------------------------
|
|
-- name: register_mob_item(mob)
|
|
--
|
|
--! @brief add mob item for catchable mobs
|
|
--! @ingroup mobf
|
|
--
|
|
--! @param name name of mob
|
|
--! @param modname name of mod mob is defined in
|
|
--! @param description description to use for mob
|
|
-------------------------------------------------------------------------------
|
|
function mobf.register_mob_item(name,modname,description)
|
|
minetest.register_craftitem(modname..":"..name, {
|
|
description = description,
|
|
image = modname.."_"..name.."_item.png",
|
|
on_place = function(item, placer, pointed_thing)
|
|
if pointed_thing.type == "node" then
|
|
local pos = pointed_thing.above
|
|
|
|
local entity = spawning.spawn_and_check(modname..":"..name,"__default",pos,"item_spawner")
|
|
|
|
if entity ~= nil then
|
|
entity.dynamic_data.spawning.player_spawned = true
|
|
|
|
if placer:is_player(placer) then
|
|
minetest.log(LOGLEVEL_INFO,"MOBF: mob placed by " .. placer:get_player_name(placer))
|
|
entity.dynamic_data.spawning.spawner = placer:get_player_name(placer)
|
|
end
|
|
|
|
if entity.data.generic.custom_on_place_handler ~= nil then
|
|
entity.data.generic.custom_on_place_handler(entity, placer, pointed_thing)
|
|
end
|
|
|
|
item:take_item()
|
|
end
|
|
return item
|
|
end
|
|
end
|
|
})
|
|
end
|
|
|
|
-------------------------------------------------------------------------------
|
|
-- name: blacklist_handling(mob)
|
|
--
|
|
--! @brief add mob item for catchable mobs
|
|
--! @ingroup mobf
|
|
--
|
|
--! @param mob
|
|
-------------------------------------------------------------------------------
|
|
function mobf.blacklisthandling(mob)
|
|
local blacklisted = minetest.registered_entities[mob.modname.. ":"..mob.name]
|
|
|
|
--remove unknown animal objects
|
|
if minetest.setting_getbool("mobf_delete_disabled_mobs") then
|
|
if minetest.registered_entities[mob.modname.. ":"..mob.name] == nil then
|
|
|
|
--cleanup mob entities
|
|
minetest.register_entity(mob.modname.. ":"..mob.name .. "__default",
|
|
{
|
|
on_activate = function(self,staticdata)
|
|
self.object:remove()
|
|
end
|
|
})
|
|
|
|
if mob.states ~= nil then
|
|
for s = 1, #mob.states , 1 do
|
|
minetest.register_entity(":".. mob_state.get_entity_name(mob,mob.states[s]),
|
|
{
|
|
on_activate = function(self,staticdata)
|
|
self.object:remove()
|
|
end
|
|
})
|
|
end
|
|
end
|
|
|
|
--cleanup spawners too
|
|
if environment_list[mob.generic.envid] ~= nil and
|
|
mobf_spawn_algorithms[mob.spawning.algorithm] ~= nil and
|
|
type(mobf_spawn_algorithms[mob.spawning.algorithm].register_cleanup) == "function" then
|
|
|
|
mobf_spawn_algorithms[mob.spawning.algorithm].register_cleanup(mob.modname.. ":" .. mob.name)
|
|
|
|
if mob.spawning.algorithm_secondary ~= nil and
|
|
type(mobf_spawn_algorithms.register_spawn[mob.spawning.algorithm_secondary].register_cleanup) == "function" then
|
|
mobf_spawn_algorithms.register_spawn[mob.spawning.algorithm_secondary].register_cleanup(mob.modname.. ":" .. mob.name)
|
|
end
|
|
end
|
|
|
|
end
|
|
end
|
|
|
|
if blacklisted == nil then
|
|
minetest.log(LOGLEVEL_INFO,"MOBF: " .. mob.modname.. ":"..mob.name .. " was blacklisted")
|
|
else
|
|
minetest.log(LOGLEVEL_ERROR,"MOBF: " .. mob.modname.. ":"..mob.name .. " already known not registering mob with same name!")
|
|
end
|
|
end |