mods/default/player.lua

   1 -- Minetest 0.4 mod: player
   2 -- See README.txt for licensing and other information.
   3
   4 -- Player animation blending
   5 -- Note: This is currently broken due to a bug in Irrlicht, leave at 0
   6 local animation_blend = 0
   7
   8 default.registered_player_models = { }
   9
  10 -- Local for speed.
  11 local models = default.registered_player_models
  12
  13 function default.player_register_model(name, def)
  14         models[name] = def
  15 end
  16
  17 -- Default player appearance
  18 default.player_register_model("character.b3d", {
  19         animation_speed = 30,
  20         textures = {"character.png", },
  21         animations = {
  22                 -- Standard animations.
  23                 stand     = { x=  0, y= 79, },
  24                 lay       = { x=162, y=166, },
  25                 walk      = { x=168, y=187, },
  26                 mine      = { x=189, y=198, },
  27                 walk_mine = { x=200, y=219, },
  28                 -- Extra animations (not currently used by the game).
  29                 sit       = { x= 81, y=160, },
  30         },
  31 })
  32
  33 -- Player stats and animations
  34 local player_model = {}
  35 local player_textures = {}
  36 local player_anim = {}
  37 local player_sneak = {}
  38 default.player_attached = {}
  39
  40 function default.player_get_animation(player)
  41         local name = player:get_player_name()
  42         return {
  43                 model = player_model[name],
  44                 textures = player_textures[name],
  45                 animation = player_anim[name],
  46         }
  47 end
  48
  49 -- Called when a player's appearance needs to be updated
  50 function default.player_set_model(player, model_name)
  51         local name = player:get_player_name()
  52         local model = models[model_name]
  53         if model then
  54                 if player_model[name] == model_name then
  55                         return
  56                 end
  57                 player:set_properties({
  58                         mesh = model_name,
  59                         textures = player_textures[name] or model.textures,
  60                         visual = "mesh",
  61                         visual_size = model.visual_size or {x=1, y=1},
  62                 })
  63                 default.player_set_animation(player, "stand")
  64         else
  65                 player:set_properties({
  66                         textures = { "player.png", "player_back.png", },
  67                         visual = "upright_sprite",
  68                 })
  69         end
  70         player_model[name] = model_name
  71 end
  72
  73 function default.player_set_textures(player, textures)
  74         local name = player:get_player_name()
  75         player_textures[name] = textures
  76         player:set_properties({textures = textures,})
  77 end
  78
  79 function default.player_set_animation(player, anim_name, speed)
  80         local name = player:get_player_name()
  81         if player_anim[name] == anim_name then
  82                 return
  83         end
  84         local model = player_model[name] and models[player_model[name]]
  85         if not (model and model.animations[anim_name]) then
  86                 return
  87         end
  88         local anim = model.animations[anim_name]
  89         player_anim[name] = anim_name
  90         player:set_animation(anim, speed or model.animation_speed, animation_blend)
  91 end
  92
  93 -- Update appearance when the player joins
  94 minetest.register_on_joinplayer(function(player)
  95         default.player_attached[player:get_player_name()] = false
  96         default.player_set_model(player, "character.b3d")
  97         player:set_local_animation({x=0, y=79}, {x=168, y=187}, {x=189, y=198}, {x=200, y=219}, 30)
  98
  99         -- set GUI
 100         if not minetest.setting_getbool("creative_mode") then
 101                 player:set_inventory_formspec(default.gui_survival_form)
 102         end
 103         player:hud_set_hotbar_image("gui_hotbar.png")
 104         player:hud_set_hotbar_selected_image("gui_hotbar_selected.png")
 105 end)
 106
 107 minetest.register_on_leaveplayer(function(player)
 108         local name = player:get_player_name()
 109         player_model[name] = nil
 110         player_anim[name] = nil
 111         player_textures[name] = nil
 112 end)
 113
 114 -- Localize for better performance.
 115 local player_set_animation = default.player_set_animation
 116 local player_attached = default.player_attached
 117
 118 -- Check each player and apply animations
 119 minetest.register_globalstep(function(dtime)
 120         for _, player in pairs(minetest.get_connected_players()) do
 121                 local name = player:get_player_name()
 122                 local model_name = player_model[name]
 123                 local model = model_name and models[model_name]
 124                 if model and not player_attached[name] then
 125                         local controls = player:get_player_control()
 126                         local walking = false
 127                         local animation_speed_mod = model.animation_speed or 30
 128
 129                         -- Determine if the player is walking
 130                         if controls.up or controls.down or controls.left or controls.right then
 131                                 walking = true
 132                         end
 133
 134                         -- Determine if the player is sneaking, and reduce animation speed if so
 135                         if controls.sneak then
 136                                 animation_speed_mod = animation_speed_mod / 2
 137                         end
 138
 139                         -- Apply animations based on what the player is doing
 140                         if player:get_hp() == 0 then
 141                                 player_set_animation(player, "lay")
 142                         elseif walking then
 143                                 if player_sneak[name] ~= controls.sneak then
 144                                         player_anim[name] = nil
 145                                         player_sneak[name] = controls.sneak
 146                                 end
 147                                 if controls.LMB then
 148                                         player_set_animation(player, "walk_mine", animation_speed_mod)
 149                                 else
 150                                         player_set_animation(player, "walk", animation_speed_mod)
 151                                 end
 152                         elseif controls.LMB then
 153                                 player_set_animation(player, "mine")
 154                         else
 155                                 player_set_animation(player, "stand", animation_speed_mod)
 156                         end
 157                 end
 158         end
 159 end)