diff options
Diffstat (limited to 'games/devtest/mods/player_api/api.lua')
| -rw-r--r-- | games/devtest/mods/player_api/api.lua | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/games/devtest/mods/player_api/api.lua b/games/devtest/mods/player_api/api.lua new file mode 100644 index 000000000..5803e954b --- /dev/null +++ b/games/devtest/mods/player_api/api.lua @@ -0,0 +1,144 @@ +-- Minetest 0.4 mod: player +-- See README.txt for licensing and other information. + +player_api = {} + +-- Player animation blending +-- Note: This is currently broken due to a bug in Irrlicht, leave at 0 +local animation_blend = 0 + +player_api.registered_models = { } + +-- Local for speed. +local models = player_api.registered_models + +function player_api.register_model(name, def) + models[name] = def +end + +-- Player stats and animations +local player_model = {} +local player_textures = {} +local player_anim = {} +local player_sneak = {} +player_api.player_attached = {} + +function player_api.get_animation(player) + local name = player:get_player_name() + return { + model = player_model[name], + textures = player_textures[name], + animation = player_anim[name], + } +end + +-- Called when a player's appearance needs to be updated +function player_api.set_model(player, model_name) + local name = player:get_player_name() + local model = models[model_name] + if model then + if player_model[name] == model_name then + return + end + player:set_properties({ + mesh = model_name, + textures = player_textures[name] or model.textures, + visual = "mesh", + visual_size = model.visual_size or {x = 1, y = 1}, + collisionbox = model.collisionbox or {-0.3, 0.0, -0.3, 0.3, 1.7, 0.3}, + stepheight = model.stepheight or 0.6, + eye_height = model.eye_height or 1.47, + }) + player_api.set_animation(player, "stand") + else + player:set_properties({ + textures = {"player.png", "player_back.png"}, + visual = "upright_sprite", + visual_size = {x = 1, y = 2}, + collisionbox = {-0.3, 0.0, -0.3, 0.3, 1.75, 0.3}, + stepheight = 0.6, + eye_height = 1.625, + }) + end + player_model[name] = model_name +end + +function player_api.set_textures(player, textures) + local name = player:get_player_name() + local model = models[player_model[name]] + local model_textures = model and model.textures or nil + player_textures[name] = textures or model_textures + player:set_properties({textures = textures or model_textures,}) +end + +function player_api.set_animation(player, anim_name, speed) + local name = player:get_player_name() + if player_anim[name] == anim_name then + return + end + local model = player_model[name] and models[player_model[name]] + if not (model and model.animations[anim_name]) then + return + end + local anim = model.animations[anim_name] + player_anim[name] = anim_name + player:set_animation(anim, speed or model.animation_speed, animation_blend) +end + +minetest.register_on_leaveplayer(function(player) + local name = player:get_player_name() + player_model[name] = nil + player_anim[name] = nil + player_textures[name] = nil +end) + +-- Localize for better performance. +local player_set_animation = player_api.set_animation +local player_attached = player_api.player_attached + +-- Prevent knockback for attached players +local old_calculate_knockback = minetest.calculate_knockback +function minetest.calculate_knockback(player, ...) + if player_attached[player:get_player_name()] then + return 0 + end + return old_calculate_knockback(player, ...) +end + +-- Check each player and apply animations +minetest.register_globalstep(function() + for _, player in pairs(minetest.get_connected_players()) do + local name = player:get_player_name() + local model_name = player_model[name] + local model = model_name and models[model_name] + if model and not player_attached[name] then + local controls = player:get_player_control() + local animation_speed_mod = model.animation_speed or 30 + + -- Determine if the player is sneaking, and reduce animation speed if so + if controls.sneak then + animation_speed_mod = animation_speed_mod / 2 + end + + -- Apply animations based on what the player is doing + if player:get_hp() == 0 then + player_set_animation(player, "lay") + -- Determine if the player is walking + elseif controls.up or controls.down or controls.left or controls.right then + if player_sneak[name] ~= controls.sneak then + player_anim[name] = nil + player_sneak[name] = controls.sneak + end + if controls.LMB or controls.RMB then + player_set_animation(player, "walk_mine", animation_speed_mod) + else + player_set_animation(player, "walk", animation_speed_mod) + end + elseif controls.LMB or controls.RMB then + player_set_animation(player, "mine", animation_speed_mod) + else + player_set_animation(player, "stand", animation_speed_mod) + end + end + end +end) |