builtin/mainmenu/tab_settings.lua

   1 --Minetest
   2 --Copyright (C) 2013 sapier
   3 --
   4 --This program is free software; you can redistribute it and/or modify
   5 --it under the terms of the GNU Lesser General Public License as published by
   6 --the Free Software Foundation; either version 2.1 of the License, or
   7 --(at your option) any later version.
   8 --
   9 --This program is distributed in the hope that it will be useful,
  10 --but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 --MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 --GNU Lesser General Public License for more details.
  13 --
  14 --You should have received a copy of the GNU Lesser General Public License along
  15 --with this program; if not, write to the Free Software Foundation, Inc.,
  16 --51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17
  18 --------------------------------------------------------------------------------
  19
  20 local leaves_style_labels = {
  21         fgettext("Opaque Leaves"),
  22         fgettext("Simple Leaves"),
  23         fgettext("Fancy Leaves")
  24 }
  25
  26 local leaves_style = {
  27         {leaves_style_labels[1]..","..leaves_style_labels[2]..","..leaves_style_labels[3]},
  28         {"opaque", "simple", "fancy"},
  29 }
  30
  31 local dd_filter_labels = {
  32         fgettext("No Filter"),
  33         fgettext("Bilinear Filter"),
  34         fgettext("Trilinear Filter")
  35 }
  36
  37 local filters = {
  38         {dd_filter_labels[1]..","..dd_filter_labels[2]..","..dd_filter_labels[3]},
  39         {"", "bilinear_filter", "trilinear_filter"},
  40 }
  41
  42 local dd_mipmap_labels = {
  43         fgettext("No Mipmap"),
  44         fgettext("Mipmap"),
  45         fgettext("Mipmap + Aniso. Filter")
  46 }
  47
  48 local mipmap = {
  49         {dd_mipmap_labels[1]..","..dd_mipmap_labels[2]..","..dd_mipmap_labels[3]},
  50         {"", "mip_map", "anisotropic_filter"},
  51 }
  52
  53 local function getLeavesStyleSettingIndex()
  54         local style = core.setting_get("leaves_style")
  55         if (style == leaves_style[2][3]) then
  56                 return 3
  57         elseif (style == leaves_style[2][2]) then
  58                 return 2
  59         end
  60         return 1
  61 end
  62
  63 local function getFilterSettingIndex()
  64         if (core.setting_get(filters[2][3]) == "true") then
  65                 return 3
  66         end
  67         if (core.setting_get(filters[2][3]) == "false" and core.setting_get(filters[2][2]) == "true") then
  68                 return 2
  69         end
  70         return 1
  71 end
  72
  73 local function getMipmapSettingIndex()
  74         if (core.setting_get(mipmap[2][3]) == "true") then
  75                 return 3
  76         end
  77         if (core.setting_get(mipmap[2][3]) == "false" and core.setting_get(mipmap[2][2]) == "true") then
  78                 return 2
  79         end
  80         return 1
  81 end
  82
  83 local function video_driver_fname_to_name(selected_driver)
  84         local video_drivers = core.get_video_drivers()
  85
  86         for i=1, #video_drivers do
  87                 if selected_driver == video_drivers[i].friendly_name then
  88                         return video_drivers[i].name:lower()
  89                 end
  90         end
  91
  92         return ""
  93 end
  94
  95 local function dlg_confirm_reset_formspec(data)
  96         local retval =
  97                 "size[8,3]" ..
  98                 "label[1,1;".. fgettext("Are you sure to reset your singleplayer world?") .. "]"..
  99                 "button[1,2;2.6,0.5;dlg_reset_singleplayer_confirm;"..
 100                                 fgettext("Yes") .. "]" ..
 101                 "button[4,2;2.8,0.5;dlg_reset_singleplayer_cancel;"..
 102                                 fgettext("No!!!") .. "]"
 103         return retval
 104 end
 105
 106 local function dlg_confirm_reset_btnhandler(this, fields, dialogdata)
 107
 108         if fields["dlg_reset_singleplayer_confirm"] ~= nil then
 109                 local worldlist = core.get_worlds()
 110                 local found_singleplayerworld = false
 111
 112                 for i=1,#worldlist,1 do
 113                         if worldlist[i].name == "singleplayerworld" then
 114                                 found_singleplayerworld = true
 115                                 gamedata.worldindex = i
 116                         end
 117                 end
 118
 119                 if found_singleplayerworld then
 120                         core.delete_world(gamedata.worldindex)
 121                 end
 122
 123                 core.create_world("singleplayerworld", 1)
 124
 125                 worldlist = core.get_worlds()
 126
 127                 found_singleplayerworld = false
 128
 129                 for i=1,#worldlist,1 do
 130                         if worldlist[i].name == "singleplayerworld" then
 131                                 found_singleplayerworld = true
 132                                 gamedata.worldindex = i
 133                         end
 134                 end
 135         end
 136
 137         this.parent:show()
 138         this:hide()
 139         this:delete()
 140         return true
 141 end
 142
 143 local function showconfirm_reset(tabview)
 144         local new_dlg = dialog_create("reset_spworld",
 145                 dlg_confirm_reset_formspec,
 146                 dlg_confirm_reset_btnhandler,
 147                 nil)
 148         new_dlg:set_parent(tabview)
 149         tabview:hide()
 150         new_dlg:show()
 151 end
 152
 153 local function gui_scale_to_scrollbar()
 154         local current_value = tonumber(core.setting_get("gui_scaling"))
 155
 156         if (current_value == nil) or current_value < 0.25 then
 157                 return 0
 158         end
 159         if current_value <= 1.25 then
 160                 return ((current_value - 0.25)/ 1.0) * 700
 161         end
 162         if current_value <= 6 then
 163                 return ((current_value -1.25) * 100) + 700
 164         end
 165
 166         return 1000
 167 end
 168
 169 local function scrollbar_to_gui_scale(value)
 170         value = tonumber(value)
 171
 172         if (value <= 700) then
 173                 return ((value / 700) * 1.0) + 0.25
 174         end
 175         if (value <=1000) then
 176                 return ((value - 700) / 100) + 1.25
 177         end
 178
 179         return 1
 180 end
 181
 182 local function formspec(tabview, name, tabdata)
 183         local video_drivers = core.get_video_drivers()
 184         local current_video_driver = core.setting_get("video_driver"):lower()
 185
 186         local driver_formspec_string = ""
 187         local driver_current_idx = 0
 188
 189         for i=2, #video_drivers do
 190                 driver_formspec_string = driver_formspec_string .. video_drivers[i].friendly_name
 191                 if i ~= #video_drivers then
 192                         driver_formspec_string = driver_formspec_string .. ","
 193                 end
 194
 195                 if current_video_driver == video_drivers[i].name:lower() then
 196                         driver_current_idx = i - 1
 197                 end
 198         end
 199
 200         local tab_string =
 201                 "box[0,0;3.5,4.0;#999999]" ..
 202                 "checkbox[0.25,0;cb_smooth_lighting;".. fgettext("Smooth Lighting")
 203                                 .. ";".. dump(core.setting_getbool("smooth_lighting")) .. "]"..
 204                 "checkbox[0.25,0.5;cb_particles;".. fgettext("Enable Particles") .. ";"
 205                                 .. dump(core.setting_getbool("enable_particles"))       .. "]"..
 206                 "checkbox[0.25,1;cb_3d_clouds;".. fgettext("3D Clouds") .. ";"
 207                                 .. dump(core.setting_getbool("enable_3d_clouds")) .. "]"..
 208                 "checkbox[0.25,1.5;cb_opaque_water;".. fgettext("Opaque Water") .. ";"
 209                                 .. dump(core.setting_getbool("opaque_water")) .. "]"..
 210                 "checkbox[0.25,2.0;cb_connected_glass;".. fgettext("Connected Glass") .. ";"
 211                                 .. dump(core.setting_getbool("connected_glass"))        .. "]"..
 212                 "checkbox[0.25,2.5;cb_node_highlighting;".. fgettext("Node Highlighting") .. ";"
 213                                 .. dump(core.setting_getbool("enable_node_highlighting")) .. "]"..
 214                 "dropdown[0.25,3.2;3.3;dd_leaves_style;" .. leaves_style[1][1] .. ";"
 215                                 .. getLeavesStyleSettingIndex() .. "]" ..
 216                 "box[3.75,0;3.75,3.45;#999999]" ..
 217                 "label[3.85,0.1;".. fgettext("Texturing:") .. "]"..
 218                 "dropdown[3.85,0.55;3.85;dd_filters;" .. filters[1][1] .. ";"
 219                                 .. getFilterSettingIndex() .. "]" ..
 220                 "dropdown[3.85,1.35;3.85;dd_mipmap;" .. mipmap[1][1] .. ";"
 221                                 .. getMipmapSettingIndex() .. "]" ..
 222                 "label[3.85,2.15;".. fgettext("Rendering:") .. "]"..
 223                 "dropdown[3.85,2.6;3.85;dd_video_driver;"
 224                                 .. driver_formspec_string .. ";" .. driver_current_idx .. "]" ..
 225                 "tooltip[dd_video_driver;" ..
 226                                 fgettext("Restart minetest for driver change to take effect") .. "]" ..
 227                 "box[7.75,0;4,4;#999999]" ..
 228                 "checkbox[8,0;cb_shaders;".. fgettext("Shaders") .. ";"
 229                                 .. dump(core.setting_getbool("enable_shaders")) .. "]"
 230
 231         if PLATFORM ~= "Android" then
 232                 tab_string = tab_string ..
 233                 "button[8,4.75;3.75,0.5;btn_change_keys;".. fgettext("Change keys") .. "]"
 234         else
 235                 tab_string = tab_string ..
 236                 "button[8,4.75;3.75,0.5;btn_reset_singleplayer;".. fgettext("Reset singleplayer world") .. "]"
 237         end
 238         tab_string = tab_string ..
 239                 "box[0,4.25;3.5,1.1;#999999]" ..
 240                 "label[0.25,4.25;" .. fgettext("GUI scale factor") .. "]" ..
 241                 "scrollbar[0.25,4.75;3,0.4;sb_gui_scaling;horizontal;" ..
 242                  gui_scale_to_scrollbar() .. "]" ..
 243                 "tooltip[sb_gui_scaling;" ..
 244                         fgettext("Scaling factor applied to menu elements: ") ..
 245                         dump(core.setting_get("gui_scaling")) .. "]"
 246
 247         if PLATFORM == "Android" then
 248                 tab_string = tab_string ..
 249                 "box[3.75,3.55;3.75,1.8;#999999]" ..
 250                 "checkbox[3.9,3.45;cb_touchscreen_target;".. fgettext("Touch free target") .. ";"
 251                                 .. dump(core.setting_getbool("touchtarget")) .. "]"
 252         end
 253
 254         if core.setting_get("touchscreen_threshold") ~= nil then
 255                 tab_string = tab_string ..
 256                                 "label[4.3,4.1;" .. fgettext("Touchthreshold (px)") .. "]" ..
 257                                 "dropdown[3.85,4.55;3.85;dd_touchthreshold;0,10,20,30,40,50;" ..
 258                                 ((tonumber(core.setting_get("touchscreen_threshold"))/10)+1) .. "]"
 259         end
 260
 261         if core.setting_getbool("enable_shaders") then
 262                 tab_string = tab_string ..
 263                                 "checkbox[8,0.5;cb_bumpmapping;".. fgettext("Bumpmapping") .. ";"
 264                                                 .. dump(core.setting_getbool("enable_bumpmapping")) .. "]"..
 265                                 "checkbox[8,1.0;cb_generate_normalmaps;".. fgettext("Generate Normalmaps") .. ";"
 266                                                 .. dump(core.setting_getbool("generate_normalmaps")) .. "]"..
 267                                 "checkbox[8,1.5;cb_parallax;".. fgettext("Parallax Occlusion") .. ";"
 268                                                 .. dump(core.setting_getbool("enable_parallax_occlusion")) .. "]"..
 269                                 "checkbox[8,2.0;cb_waving_water;".. fgettext("Waving Water") .. ";"
 270                                                 .. dump(core.setting_getbool("enable_waving_water")) .. "]"..
 271                                 "checkbox[8,2.5;cb_waving_leaves;".. fgettext("Waving Leaves") .. ";"
 272                                                 .. dump(core.setting_getbool("enable_waving_leaves")) .. "]"..
 273                                 "checkbox[8,3.0;cb_waving_plants;".. fgettext("Waving Plants") .. ";"
 274                                                 .. dump(core.setting_getbool("enable_waving_plants")) .. "]"
 275         else
 276                 tab_string = tab_string ..
 277                                 "textlist[8.33,0.7;4,1;;#888888" .. fgettext("Bumpmapping") .. ";0;true]" ..
 278                                 "textlist[8.33,1.2;4,1;;#888888" .. fgettext("Generate Normalmaps") .. ";0;true]" ..
 279                                 "textlist[8.33,1.7;4,1;;#888888" .. fgettext("Parallax Occlusion") .. ";0;true]" ..
 280                                 "textlist[8.33,2.2;4,1;;#888888" .. fgettext("Waving Water") .. ";0;true]" ..
 281                                 "textlist[8.33,2.7;4,1;;#888888" .. fgettext("Waving Leaves") .. ";0;true]" ..
 282                                 "textlist[8.33,3.2;4,1;;#888888" .. fgettext("Waving Plants") .. ";0;true]"
 283                 end
 284         return tab_string
 285 end
 286
 287 --------------------------------------------------------------------------------
 288 local function handle_settings_buttons(this, fields, tabname, tabdata)
 289         if fields["cb_fancy_trees"] then
 290                 core.setting_set("new_style_leaves", fields["cb_fancy_trees"])
 291                 return true
 292         end
 293         if fields["cb_smooth_lighting"] then
 294                 core.setting_set("smooth_lighting", fields["cb_smooth_lighting"])
 295                 return true
 296         end
 297         if fields["cb_3d_clouds"] then
 298                 core.setting_set("enable_3d_clouds", fields["cb_3d_clouds"])
 299                 return true
 300         end
 301         if fields["cb_opaque_water"] then
 302                 core.setting_set("opaque_water", fields["cb_opaque_water"])
 303                 return true
 304         end
 305         if fields["cb_shaders"] then
 306                 if (core.setting_get("video_driver") == "direct3d8" or core.setting_get("video_driver") == "direct3d9") then
 307                         core.setting_set("enable_shaders", "false")
 308                         gamedata.errormessage = fgettext("To enable shaders the OpenGL driver needs to be used.")
 309                 else
 310                         core.setting_set("enable_shaders", fields["cb_shaders"])
 311                 end
 312                 return true
 313         end
 314         if fields["cb_connected_glass"] then
 315                 core.setting_set("connected_glass", fields["cb_connected_glass"])
 316                 return true
 317         end
 318         if fields["cb_node_highlighting"] then
 319                 core.setting_set("enable_node_highlighting", fields["cb_node_highlighting"])
 320                 return true
 321         end
 322         if fields["cb_particles"] then
 323                 core.setting_set("enable_particles", fields["cb_particles"])
 324                 return true
 325         end
 326         if fields["cb_bumpmapping"] then
 327                 core.setting_set("enable_bumpmapping", fields["cb_bumpmapping"])
 328         end
 329         if fields["cb_generate_normalmaps"] then
 330                 core.setting_set("generate_normalmaps", fields["cb_generate_normalmaps"])
 331         end
 332         if fields["cb_parallax"] then
 333                 core.setting_set("enable_parallax_occlusion", fields["cb_parallax"])
 334                 return true
 335         end
 336         if fields["cb_waving_water"] then
 337                 core.setting_set("enable_waving_water", fields["cb_waving_water"])
 338                 return true
 339         end
 340         if fields["cb_waving_leaves"] then
 341                 core.setting_set("enable_waving_leaves", fields["cb_waving_leaves"])
 342         end
 343         if fields["cb_waving_plants"] then
 344                 core.setting_set("enable_waving_plants", fields["cb_waving_plants"])
 345                 return true
 346         end
 347         if fields["btn_change_keys"] ~= nil then
 348                 core.show_keys_menu()
 349                 return true
 350         end
 351
 352         if fields["sb_gui_scaling"] then
 353                 local event = core.explode_scrollbar_event(fields["sb_gui_scaling"])
 354
 355                 if event.type == "CHG" then
 356                         local tosave = string.format("%.2f",scrollbar_to_gui_scale(event.value))
 357                         core.setting_set("gui_scaling",tosave)
 358                         return true
 359                 end
 360         end
 361         if fields["cb_touchscreen_target"] then
 362                 core.setting_set("touchtarget", fields["cb_touchscreen_target"])
 363                 return true
 364         end
 365         if fields["btn_reset_singleplayer"] then
 366                 showconfirm_reset(this)
 367                 return true
 368         end
 369
 370         --Note dropdowns have to be handled LAST!
 371         local ddhandled = false
 372
 373         if fields["dd_touchthreshold"] then
 374                 core.setting_set("touchscreen_threshold",fields["dd_touchthreshold"])
 375                 ddhandled = true
 376         end
 377         if fields["dd_leaves_style"] == leaves_style_labels[3] then
 378                 core.setting_set("leaves_style", leaves_style[2][3])
 379                 ddhandled = true
 380         end
 381         if fields["dd_leaves_style"] == leaves_style_labels[2] then
 382                 core.setting_set("leaves_style", leaves_style[2][2])
 383                 ddhandled = true
 384         end
 385         if fields["dd_leaves_style"] == leaves_style_labels[1] then
 386                 core.setting_set("leaves_style", leaves_style[2][1])
 387                 ddhandled = true
 388         end
 389         if fields["dd_video_driver"] then
 390                 core.setting_set("video_driver",
 391                         video_driver_fname_to_name(fields["dd_video_driver"]))
 392                 ddhandled = true
 393         end
 394         if fields["dd_filters"] == dd_filter_labels[1] then
 395                 core.setting_set("bilinear_filter", "false")
 396                 core.setting_set("trilinear_filter", "false")
 397                 ddhandled = true
 398         end
 399         if fields["dd_filters"] == dd_filter_labels[2] then
 400                 core.setting_set("bilinear_filter", "true")
 401                 core.setting_set("trilinear_filter", "false")
 402                 ddhandled = true
 403         end
 404         if fields["dd_filters"] == dd_filter_labels[3] then
 405                 core.setting_set("bilinear_filter", "false")
 406                 core.setting_set("trilinear_filter", "true")
 407                 ddhandled = true
 408         end
 409         if fields["dd_mipmap"] == dd_mipmap_labels[1] then
 410                 core.setting_set("mip_map", "false")
 411                 core.setting_set("anisotropic_filter", "false")
 412                 ddhandled = true
 413         end
 414         if fields["dd_mipmap"] == dd_mipmap_labels[2] then
 415                 core.setting_set("mip_map", "true")
 416                 core.setting_set("anisotropic_filter", "false")
 417                 ddhandled = true
 418         end
 419         if fields["dd_mipmap"] == dd_mipmap_labels[3] then
 420                 core.setting_set("mip_map", "true")
 421                 core.setting_set("anisotropic_filter", "true")
 422                 ddhandled = true
 423         end
 424
 425         return ddhandled
 426 end
 427
 428 tab_settings = {
 429         name = "settings",
 430         caption = fgettext("Settings"),
 431         cbf_formspec = formspec,
 432         cbf_button_handler = handle_settings_buttons
 433 }