357 lines
11 KiB
Lua
357 lines
11 KiB
Lua
--vehicles/mounts api by D00Med, based on lib_mount(see below)
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--License of lib_mount:
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-- Minetest mod: lib_mount
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-- =======================
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-- by blert2112
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-- Based on the Boats mod by PilzAdam.
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-- -----------------------------------------------------------
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-- -----------------------------------------------------------
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-- Minetest Game mod: boats
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-- ========================
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-- by PilzAdam
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-- License of source code:
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-- -----------------------
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-- WTFPL
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--from lib_mount (required by new functions)
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local mobs_redo = false
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if mobs.mod and mobs.mod == "redo" then
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mobs_redo = true
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end
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local function is_group(pos, group)
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local nn = minetest.get_node(pos).name
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return minetest.get_item_group(nn, group) ~= 0
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end
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local function force_detach(player)
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local attached_to = player:get_attach()
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if attached_to and attached_to:get_luaentity() then
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local entity = attached_to:get_luaentity()
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if entity.driver then
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entity.driver = nil
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end
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player:set_detach()
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end
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default.player_attached[player:get_player_name()] = false
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player:set_eye_offset({x=0, y=0, z=0}, {x=0, y=0, z=0})
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end
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function object_attach(entity, player, attach_at, eye_offset)
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eye_offset = eye_offset or {x=0, y=0, z=0}
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force_detach(player)
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entity.driver = player
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player:set_attach(entity.object, "", attach_at, {x=0, y=0, z=0})
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player:set_properties({visual_size = {x=1, y=1}})
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player:set_eye_offset(eye_offset, {x=0, y=0, z=0})
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default.player_attached[player:get_player_name()] = true
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minetest.after(0.2, function()
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default.player_set_animation(player, "sit" , 30)
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end)
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entity.object:set_yaw(player:get_look_yaw() - math.pi / 2)
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end
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function object_detach(entity, player, offset)
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entity.driver = nil
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player:set_detach()
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default.player_attached[player:get_player_name()] = false
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default.player_set_animation(player, "stand" , 30)
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player:set_eye_offset({x=0, y=0, z=0}, {x=0, y=0, z=0})
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local pos = player:get_pos()
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pos = {x = pos.x + offset.x, y = pos.y + 0.2 + offset.y, z = pos.z + offset.z}
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minetest.after(0.1, function()
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player:set_pos(pos)
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end)
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end
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-------------------------------------------------------------------------------
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minetest.register_on_leaveplayer(function(player)
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force_detach(player)
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end)
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minetest.register_on_shutdown(function()
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local players = minetest.get_connected_players()
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for i = 1,#players do
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force_detach(players[i])
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end
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end)
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minetest.register_on_dieplayer(function(player)
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force_detach(player)
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return true
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end)
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-------------------------------------------------------------------------------
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--mixed code(from this mod and lib_mount)
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function object_drive(entity, dtime, speed, shoots, arrow, moving_anim, stand_anim, jumps)
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local ctrl = entity.driver:get_player_control()
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local dir = entity.driver:get_look_dir();
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local vec_forward = {x=dir.x*speed,y=-2,z=dir.z*speed}
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local vec_backward = {x=-dir.x*speed,y=-2,z=-dir.z*speed}
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local vec_stop = {x=0,y=0,z=0}
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local yaw = entity.driver:get_look_yaw();
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if ctrl.up then
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entity.object:set_yaw(yaw+math.pi+math.pi/2)
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entity.object:set_velocity(vec_forward)
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elseif ctrl.down then
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entity.object:set_yaw(yaw+math.pi+math.pi/2)
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entity.object:set_velocity(vec_backward)
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elseif not ctrl.down or ctrl.up then
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entity.object:set_yaw(yaw+math.pi+math.pi/2)
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entity.object:set_velocity(vec_stop)
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end
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if ctrl.sneak and ctrl.LMB and shoots then
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local pos = entity.object:get_pos()
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local obj = minetest.add_entity({x=pos.x+0+dir.x*2,y=pos.y+1.5+dir.y,z=pos.z+0+dir.z*2}, arrow)
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local vec = {x=dir.x*6,y=dir.y*6,z=dir.z*6}
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local yaw = entity.driver:get_look_yaw();
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obj:set_yaw(yaw+math.pi/2)
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obj:set_velocity(vec)
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end
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--lib_mount animation
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local velo = entity.object:get_velocity()
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if velo.x == 0 and velo.y == 0 and velo.z == 0 then
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if stand_anim and stand_anim ~= nil and mobs_redo == true then
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mobs:set_animation(entity, stand_anim)
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end
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entity.object:set_pos(entity.object:get_pos())
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return
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end
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if moving_anim and moving_anim ~= nil and mobs_redo == true then
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mobs:set_animation(entity, moving_anim)
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end
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--jumping not working
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-- local jumps = jumps or false
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-- if jumps == true and ctrl.jump then
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-- local vel = entity.object:get_velocity()
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-- vel.y = 10
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-- entity.object:set_velocity(vel)
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-- minetest.after(1.5, function()
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-- local vel = entity.object:get_velocity()
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-- vel.y = -10
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-- entity.object:set_velocity(vel)
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-- end)
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-- end
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end
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function object_fly(entity, dtime, speed, shoots, arrow, moving_anim, stand_anim)
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local ctrl = entity.driver:get_player_control()
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local velo = entity.object:get_velocity()
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local dir = entity.driver:get_look_dir();
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local vec_forward = {x=dir.x*speed,y=dir.y*speed+2,z=dir.z*speed}
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local vec_backward = {x=-dir.x*speed,y=dir.y*speed+2,z=-dir.z*speed}
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local vec_rise = {x=velo.x,y=velo.y+0.2,z=velo.z}
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local vec_stop = {x=0,y=-0.2,z=0}
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local yaw = entity.driver:get_look_yaw();
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local pos = entity.object:get_pos()
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local node = minetest.get_node(pos).name
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if node == "default:water_source" or node == "default:river_water_source" or node == "default:river_water_flowing" or node == "default:water_flowing" then
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entity.object:set_velocity({x=velo.x*0.9, y=-1, z=velo.z*0.9})
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elseif ctrl.up then
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entity.object:set_yaw(yaw+math.pi+math.pi/2)
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entity.object:set_velocity(vec_forward)
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elseif ctrl.down then
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entity.object:set_yaw(yaw+math.pi+math.pi/2)
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entity.object:set_velocity(vec_backward)
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elseif ctrl.jump then
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entity.object:set_yaw(yaw+math.pi+math.pi/2)
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entity.object:set_velocity(vec_rise)
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elseif not ctrl.down or ctrl.up or ctrl.jump then
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entity.object:set_yaw(yaw+math.pi+math.pi/2)
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entity.object:set_velocity(vec_stop)
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end
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if ctrl.aux1 and shoots and not entity.loaded then
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local pos = entity.object:get_pos()
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local obj = minetest.add_entity({x=pos.x+0+dir.x*2.5,y=pos.y+1.5+dir.y,z=pos.z+0+dir.z*2.5}, arrow)
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local vec = vector.multiply(dir, 12)
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local yaw = entity.driver:get_look_yaw();
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entity.loaded = true
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obj:set_yaw(yaw+math.pi/2)
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obj:set_velocity(vec)
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local object = obj:get_luaentity()
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object.launcher = entity.driver
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minetest.after(1, function()
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entity.loaded = false
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end)
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end
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--lib_mount animation
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if velo.x == 0 and velo.y == 0 and velo.z == 0 then
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if stand_anim and stand_anim ~= nil and mobs_redo == true then
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mobs:set_animation(entity, stand_anim)
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end
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entity.object:set_pos(entity.object:get_pos())
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return
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end
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if moving_anim and moving_anim ~= nil and mobs_redo == true then
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mobs:set_animation(entity, moving_anim)
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end
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end
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--lib_mount (not required by new functions)
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local function is_group(pos, group)
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local nn = minetest.get_node(pos).name
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return minetest.get_item_group(nn, group) ~= 0
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end
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local function get_sign(i)
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i = i or 0
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if i == 0 then
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return 0
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else
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return i / math.abs(i)
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end
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end
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local function get_velocity(v, yaw, y)
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local x = -math.sin(yaw) * v
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local z = math.cos(yaw) * v
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return {x = x, y = y, z = z}
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end
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local function get_v(v)
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return math.sqrt(v.x ^ 2 + v.z ^ 2)
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end
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lib_mount = {}
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function lib_mount.attach(entity, player, attach_at, eye_offset)
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eye_offset = eye_offset or {x=0, y=0, z=0}
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force_detach(player)
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entity.driver = player
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player:set_attach(entity.object, "", attach_at, {x=0, y=0, z=0})
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player:set_properties({visual_size = {x=1, y=1}})
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player:set_eye_offset(eye_offset, {x=0, y=0, z=0})
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default.player_attached[player:get_player_name()] = true
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minetest.after(0.2, function()
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default.player_set_animation(player, "sit" , 30)
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end)
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entity.object:set_yaw(player:get_look_yaw() - math.pi / 2)
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end
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function lib_mount.detach(entity, player, offset)
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if entity ~= nil then entity.driver = nil end
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player:set_detach()
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default.player_attached[player:get_player_name()] = false
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default.player_set_animation(player, "stand" , 30)
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player:set_eye_offset({x=0, y=0, z=0}, {x=0, y=0, z=0})
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local pos = player:get_pos()
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pos = {x = pos.x + offset.x, y = pos.y + 0.2 + offset.y, z = pos.z + offset.z}
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minetest.after(0.1, function()
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player:set_pos(pos)
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end)
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end
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function lib_mount.drive(entity, dtime, moving_anim, stand_anim, can_fly)
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entity.v = get_v(entity.object:get_velocity()) * get_sign(entity.v)
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local ctrl = entity.driver:get_player_control()
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local yaw = entity.object:get_yaw()
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if ctrl.up then
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entity.v = entity.v + 0.1
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elseif ctrl.down then
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entity.v = entity.v - 0.1
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end
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if ctrl.left then
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if entity.v < 0 then
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entity.object:set_yaw(yaw - (1 + dtime) * 0.03)
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else
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entity.object:set_yaw(yaw + (1 + dtime) * 0.03)
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end
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elseif ctrl.right then
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if entity.v < 0 then
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entity.object:set_yaw(yaw + (1 + dtime) * 0.03)
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else
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entity.object:set_yaw(yaw - (1 + dtime) * 0.03)
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end
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end
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local velo = entity.object:get_velocity()
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if entity.v == 0 and velo.x == 0 and velo.y == 0 and velo.z == 0 then
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if stand_anim and stand_anim ~= nil and mobs_redo == true then
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mobs:set_animation(entity, stand_anim)
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end
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entity.object:set_pos(entity.object:get_pos())
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return
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end
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if moving_anim and moving_anim ~= nil and mobs_redo == true then
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mobs:set_animation(entity, moving_anim)
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end
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local s = get_sign(entity.v)
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entity.v = entity.v - 0.02 * s
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if s ~= get_sign(entity.v) then
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entity.object:set_velocity({x = 0, y = 0, z = 0})
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entity.v = 0
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return
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end
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if math.abs(entity.v) > 5 then
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entity.v = 5 * get_sign(entity.v)
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end
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local p = entity.object:get_pos()
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p.y = p.y - 0.5
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local new_velo = {x = 0, y = 0, z = 0}
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local new_acce = {x = 0, y = 0, z = 0}
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if not is_group(p, "crumbly") then
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local nodedef = minetest.registered_nodes[minetest.get_node(p).name]
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if (not nodedef) or nodedef.walkable then
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entity.v = 0
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new_acce = {x = 0, y = 1, z = 0}
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else
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new_acce = {x = 0, y = -9.8, z = 0}
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end
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new_velo = get_velocity(entity.v, entity.object:get_yaw(),
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entity.object:get_velocity().y)
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entity.object:set_pos(entity.object:get_pos())
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else
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p.y = p.y + 1
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if is_group(p, "crumbly") then
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local y = entity.object:get_velocity().y
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if y >= 5 then
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y = 5
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elseif y < 0 then
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new_acce = {x = 0, y = 20, z = 0}
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else
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new_acce = {x = 0, y = 5, z = 0}
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end
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new_velo = get_velocity(entity.v, entity.object:get_yaw(), y)
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entity.object:set_pos(entity.object:get_pos())
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else
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new_acce = {x = 0, y = 0, z = 0}
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if math.abs(entity.object:get_velocity().y) < 1 then
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local pos = entity.object:get_pos()
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pos.y = math.floor(pos.y) + 0.5
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entity.object:set_pos(pos)
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new_velo = get_velocity(entity.v, entity.object:get_yaw(), 0)
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else
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new_velo = get_velocity(entity.v, entity.object:get_yaw(),
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entity.object:get_velocity().y)
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entity.object:set_pos(entity.object:get_pos())
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end
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end
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end
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if can_fly and can_fly == true and ctrl.jump then
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new_velo.y = new_velo.y + 0.75
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end
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entity.object:set_velocity(new_velo)
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entity.object:set_acceleration(new_acce)
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end
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