forked from mtcontrib/maidroid
69 lines
2.0 KiB
Lua
69 lines
2.0 KiB
Lua
------------------------------------------------------------
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-- Copyright (c) 2016 tacigar. All rights reserved.
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-- https://github.com/tacigar/maidroid
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------------------------------------------------------------
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local state = {IDLE = 0, ACCOMPANY = 1}
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local function on_start(self)
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self.state = state.IDLE
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self.object:setacceleration{x = 0, y = -10, z = 0}
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self.object:setvelocity{x = 0, y = 0, z = 0}
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end
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local function on_stop(self)
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self.state = nil
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self.object:setvelocity{x = 0, y = 0, z = 0}
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end
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local on_resume = on_start
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local on_pause = on_stop
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local function on_step(self, dtime)
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local player = self:get_nearest_player(10)
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if player == nil then
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self:set_animation(maidroid.animation_frames.STAND)
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return
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end
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local position = self.object:getpos()
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local player_position = player:getpos()
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local direction = vector.subtract(player_position, position)
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local velocity = self.object:getvelocity()
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if vector.length(direction) < 3 then
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if self.state == state.ACCOMPANY then
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self:set_animation(maidroid.animation_frames.STAND)
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self.state = state.IDLE
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self.object:setvelocity{x = 0, y = velocity.y, z = 0}
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end
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else
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if self.state == state.IDLE then
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self:set_animation(maidroid.animation_frames.WALK)
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self.state = state.ACCOMPANY
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end
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self.object:setvelocity{x = direction.x, y = velocity.y, z = direction.z} -- TODO
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end
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self:set_yaw_by_direction(direction)
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-- if maidroid is stoped by obstacle, the maidroid must jump.
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if velocity.y == 0 and self.state == state.ACCOMPANY then
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local front_node = self:get_front_node()
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if front_node.name ~= "air" then
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self.object:setvelocity{x = direction.x, y = 5, z = direction.z}
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end
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end
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end
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-- register a definition of a new core.
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maidroid.register_core("maidroid_core:basic", {
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description = "maidroid core : basic",
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inventory_image = "maidroid_core_basic.png",
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on_start = on_start,
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on_stop = on_stop,
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on_resume = on_resume,
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on_pause = on_pause,
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on_step = on_step,
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})
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