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 dd_antialiasing_labels = {
  64         fgettext("None"),
  65         fgettext("2x"),
  66         fgettext("4x"),
  67         fgettext("8x"),
  68 }
  69
  70 local antialiasing = {
  71    {dd_antialiasing_labels[1]..","..dd_antialiasing_labels[2]..","..
  72        dd_antialiasing_labels[3]..","..dd_antialiasing_labels[4]},
  73    {"0", "2", "4", "8"}
  74 }
  75
  76 local function getFilterSettingIndex()
  77         if (core.setting_get(filters[2][3]) == "true") then
  78                 return 3
  79         end
  80         if (core.setting_get(filters[2][3]) == "false" and core.setting_get(filters[2][2]) == "true") then
  81                 return 2
  82         end
  83         return 1
  84 end
  85
  86 local function getMipmapSettingIndex()
  87         if (core.setting_get(mipmap[2][3]) == "true") then
  88                 return 3
  89         end
  90         if (core.setting_get(mipmap[2][3]) == "false" and core.setting_get(mipmap[2][2]) == "true") then
  91                 return 2
  92         end
  93         return 1
  94 end
  95
  96 local function getAntialiasingSettingIndex()
  97         local antialiasing_setting = core.setting_get("fsaa")
  98         for i=1, #(antialiasing[2]) do
  99                 if antialiasing_setting == antialiasing[2][i] then
 100                         return i
 101                 end
 102         end
 103         return 1
 104 end
 105
 106 local function antialiasing_fname_to_name(fname)
 107    for i=1, #(dd_antialiasing_labels) do
 108       if fname == dd_antialiasing_labels[i] then
 109          return antialiasing[2][i]
 110       end
 111    end
 112
 113    return "0"
 114 end
 115
 116 local function dlg_confirm_reset_formspec(data)
 117         local retval =
 118                 "size[8,3]" ..
 119                 "label[1,1;".. fgettext("Are you sure to reset your singleplayer world?") .. "]"..
 120                 "button[1,2;2.6,0.5;dlg_reset_singleplayer_confirm;"..
 121                                 fgettext("Yes") .. "]" ..
 122                 "button[4,2;2.8,0.5;dlg_reset_singleplayer_cancel;"..
 123                                 fgettext("No!!!") .. "]"
 124         return retval
 125 end
 126
 127 local function dlg_confirm_reset_btnhandler(this, fields, dialogdata)
 128
 129         if fields["dlg_reset_singleplayer_confirm"] ~= nil then
 130                 local worldlist = core.get_worlds()
 131                 local found_singleplayerworld = false
 132
 133                 for i=1,#worldlist,1 do
 134                         if worldlist[i].name == "singleplayerworld" then
 135                                 found_singleplayerworld = true
 136                                 gamedata.worldindex = i
 137                         end
 138                 end
 139
 140                 if found_singleplayerworld then
 141                         core.delete_world(gamedata.worldindex)
 142                 end
 143
 144                 core.create_world("singleplayerworld", 1)
 145
 146                 worldlist = core.get_worlds()
 147
 148                 found_singleplayerworld = false
 149
 150                 for i=1,#worldlist,1 do
 151                         if worldlist[i].name == "singleplayerworld" then
 152                                 found_singleplayerworld = true
 153                                 gamedata.worldindex = i
 154                         end
 155                 end
 156         end
 157
 158         this.parent:show()
 159         this:hide()
 160         this:delete()
 161         return true
 162 end
 163
 164 local function showconfirm_reset(tabview)
 165         local new_dlg = dialog_create("reset_spworld",
 166                 dlg_confirm_reset_formspec,
 167                 dlg_confirm_reset_btnhandler,
 168                 nil)
 169         new_dlg:set_parent(tabview)
 170         tabview:hide()
 171         new_dlg:show()
 172 end
 173
 174 local function gui_scale_to_scrollbar()
 175         local current_value = tonumber(core.setting_get("gui_scaling"))
 176
 177         if (current_value == nil) or current_value < 0.25 then
 178                 return 0
 179         end
 180         if current_value <= 1.25 then
 181                 return ((current_value - 0.25)/ 1.0) * 700
 182         end
 183         if current_value <= 6 then
 184                 return ((current_value -1.25) * 100) + 700
 185         end
 186
 187         return 1000
 188 end
 189
 190 local function scrollbar_to_gui_scale(value)
 191         value = tonumber(value)
 192
 193         if (value <= 700) then
 194                 return ((value / 700) * 1.0) + 0.25
 195         end
 196         if (value <=1000) then
 197                 return ((value - 700) / 100) + 1.25
 198         end
 199
 200         return 1
 201 end
 202
 203 local function formspec(tabview, name, tabdata)
 204         local tab_string =
 205                 "box[0,0;3.5,4.0;#999999]" ..
 206                 "checkbox[0.25,0;cb_smooth_lighting;".. fgettext("Smooth Lighting")
 207                                 .. ";".. dump(core.setting_getbool("smooth_lighting")) .. "]"..
 208                 "checkbox[0.25,0.5;cb_particles;".. fgettext("Enable Particles") .. ";"
 209                                 .. dump(core.setting_getbool("enable_particles"))       .. "]"..
 210                 "checkbox[0.25,1;cb_3d_clouds;".. fgettext("3D Clouds") .. ";"
 211                                 .. dump(core.setting_getbool("enable_3d_clouds")) .. "]"..
 212                 "checkbox[0.25,1.5;cb_opaque_water;".. fgettext("Opaque Water") .. ";"
 213                                 .. dump(core.setting_getbool("opaque_water")) .. "]"..
 214                 "checkbox[0.25,2.0;cb_connected_glass;".. fgettext("Connected Glass") .. ";"
 215                                 .. dump(core.setting_getbool("connected_glass"))        .. "]"..
 216                 "checkbox[0.25,2.5;cb_node_highlighting;".. fgettext("Node Highlighting") .. ";"
 217                                 .. dump(core.setting_getbool("enable_node_highlighting")) .. "]"..
 218                 "dropdown[0.25,3.2;3.3;dd_leaves_style;" .. leaves_style[1][1] .. ";"
 219                                 .. getLeavesStyleSettingIndex() .. "]" ..
 220                 "box[3.75,0;3.75,3.45;#999999]" ..
 221                 "label[3.85,0.1;".. fgettext("Texturing:") .. "]"..
 222                 "dropdown[3.85,0.55;3.85;dd_filters;" .. filters[1][1] .. ";"
 223                                 .. getFilterSettingIndex() .. "]" ..
 224                 "dropdown[3.85,1.35;3.85;dd_mipmap;" .. mipmap[1][1] .. ";"
 225                                 .. getMipmapSettingIndex() .. "]" ..
 226                 "label[3.85,2.15;".. fgettext("Antialiasing:") .. "]"..
 227                 "dropdown[3.85,2.6;3.85;dd_antialiasing;" .. antialiasing[1][1] .. ";"
 228                 .. getAntialiasingSettingIndex() .. "]" ..
 229                 "box[7.75,0;4,4;#999999]" ..
 230                 "checkbox[8,0;cb_shaders;".. fgettext("Shaders") .. ";"
 231                                 .. dump(core.setting_getbool("enable_shaders")) .. "]"
 232
 233         if PLATFORM ~= "Android" then
 234                 tab_string = tab_string ..
 235                 "button[8,4.75;3.75,0.5;btn_change_keys;".. fgettext("Change keys") .. "]"
 236         else
 237                 tab_string = tab_string ..
 238                 "button[8,4.75;3.75,0.5;btn_reset_singleplayer;".. fgettext("Reset singleplayer world") .. "]"
 239         end
 240         tab_string = tab_string ..
 241                 "box[0,4.25;3.5,1.1;#999999]" ..
 242                 "label[0.25,4.25;" .. fgettext("GUI scale factor") .. "]" ..
 243                 "scrollbar[0.25,4.75;3,0.4;sb_gui_scaling;horizontal;" ..
 244                  gui_scale_to_scrollbar() .. "]" ..
 245                 "tooltip[sb_gui_scaling;" ..
 246                         fgettext("Scaling factor applied to menu elements: ") ..
 247                         dump(core.setting_get("gui_scaling")) .. "]"
 248
 249         if PLATFORM == "Android" then
 250                 tab_string = tab_string ..
 251                 "box[3.75,3.55;3.75,1.8;#999999]" ..
 252                 "checkbox[3.9,3.45;cb_touchscreen_target;".. fgettext("Touch free target") .. ";"
 253                                 .. dump(core.setting_getbool("touchtarget")) .. "]"
 254         end
 255
 256         if core.setting_get("touchscreen_threshold") ~= nil then
 257                 tab_string = tab_string ..
 258                                 "label[4.3,4.1;" .. fgettext("Touchthreshold (px)") .. "]" ..
 259                                 "dropdown[3.85,4.55;3.85;dd_touchthreshold;0,10,20,30,40,50;" ..
 260                                 ((tonumber(core.setting_get("touchscreen_threshold"))/10)+1) .. "]"
 261         end
 262
 263         if core.setting_getbool("enable_shaders") then
 264                 tab_string = tab_string ..
 265                                 "checkbox[8,0.5;cb_bumpmapping;".. fgettext("Bumpmapping") .. ";"
 266                                                 .. dump(core.setting_getbool("enable_bumpmapping")) .. "]"..
 267                                 "checkbox[8,1.0;cb_generate_normalmaps;".. fgettext("Generate Normalmaps") .. ";"
 268                                                 .. dump(core.setting_getbool("generate_normalmaps")) .. "]"..
 269                                 "checkbox[8,1.5;cb_parallax;".. fgettext("Parallax Occlusion") .. ";"
 270                                                 .. dump(core.setting_getbool("enable_parallax_occlusion")) .. "]"..
 271                                 "checkbox[8,2.0;cb_waving_water;".. fgettext("Waving Water") .. ";"
 272                                                 .. dump(core.setting_getbool("enable_waving_water")) .. "]"..
 273                                 "checkbox[8,2.5;cb_waving_leaves;".. fgettext("Waving Leaves") .. ";"
 274                                                 .. dump(core.setting_getbool("enable_waving_leaves")) .. "]"..
 275                                 "checkbox[8,3.0;cb_waving_plants;".. fgettext("Waving Plants") .. ";"
 276                                                 .. dump(core.setting_getbool("enable_waving_plants")) .. "]"
 277         else
 278                 tab_string = tab_string ..
 279                                 "textlist[8.33,0.7;4,1;;#888888" .. fgettext("Bumpmapping") .. ";0;true]" ..
 280                                 "textlist[8.33,1.2;4,1;;#888888" .. fgettext("Generate Normalmaps") .. ";0;true]" ..
 281                                 "textlist[8.33,1.7;4,1;;#888888" .. fgettext("Parallax Occlusion") .. ";0;true]" ..
 282                                 "textlist[8.33,2.2;4,1;;#888888" .. fgettext("Waving Water") .. ";0;true]" ..
 283                                 "textlist[8.33,2.7;4,1;;#888888" .. fgettext("Waving Leaves") .. ";0;true]" ..
 284                                 "textlist[8.33,3.2;4,1;;#888888" .. fgettext("Waving Plants") .. ";0;true]"
 285                 end
 286         return tab_string
 287 end
 288
 289 --------------------------------------------------------------------------------
 290 local function handle_settings_buttons(this, fields, tabname, tabdata)
 291         if fields["cb_fancy_trees"] then
 292                 core.setting_set("new_style_leaves", fields["cb_fancy_trees"])
 293                 return true
 294         end
 295         if fields["cb_smooth_lighting"] then
 296                 core.setting_set("smooth_lighting", fields["cb_smooth_lighting"])
 297                 return true
 298         end
 299         if fields["cb_3d_clouds"] then
 300                 core.setting_set("enable_3d_clouds", fields["cb_3d_clouds"])
 301                 return true
 302         end
 303         if fields["cb_opaque_water"] then
 304                 core.setting_set("opaque_water", fields["cb_opaque_water"])
 305                 return true
 306         end
 307         if fields["cb_shaders"] then
 308                 if (core.setting_get("video_driver") == "direct3d8" or core.setting_get("video_driver") == "direct3d9") then
 309                         core.setting_set("enable_shaders", "false")
 310                         gamedata.errormessage = fgettext("To enable shaders the OpenGL driver needs to be used.")
 311                 else
 312                         core.setting_set("enable_shaders", fields["cb_shaders"])
 313                 end
 314                 return true
 315         end
 316         if fields["cb_connected_glass"] then
 317                 core.setting_set("connected_glass", fields["cb_connected_glass"])
 318                 return true
 319         end
 320         if fields["cb_node_highlighting"] then
 321                 core.setting_set("enable_node_highlighting", fields["cb_node_highlighting"])
 322                 return true
 323         end
 324         if fields["cb_particles"] then
 325                 core.setting_set("enable_particles", fields["cb_particles"])
 326                 return true
 327         end
 328         if fields["cb_bumpmapping"] then
 329                 core.setting_set("enable_bumpmapping", fields["cb_bumpmapping"])
 330         end
 331         if fields["cb_generate_normalmaps"] then
 332                 core.setting_set("generate_normalmaps", fields["cb_generate_normalmaps"])
 333         end
 334         if fields["cb_parallax"] then
 335                 core.setting_set("enable_parallax_occlusion", fields["cb_parallax"])
 336                 return true
 337         end
 338         if fields["cb_waving_water"] then
 339                 core.setting_set("enable_waving_water", fields["cb_waving_water"])
 340                 return true
 341         end
 342         if fields["cb_waving_leaves"] then
 343                 core.setting_set("enable_waving_leaves", fields["cb_waving_leaves"])
 344         end
 345         if fields["cb_waving_plants"] then
 346                 core.setting_set("enable_waving_plants", fields["cb_waving_plants"])
 347                 return true
 348         end
 349         if fields["btn_change_keys"] ~= nil then
 350                 core.show_keys_menu()
 351                 return true
 352         end
 353
 354         if fields["sb_gui_scaling"] then
 355                 local event = core.explode_scrollbar_event(fields["sb_gui_scaling"])
 356
 357                 if event.type == "CHG" then
 358                         local tosave = string.format("%.2f",scrollbar_to_gui_scale(event.value))
 359                         core.setting_set("gui_scaling",tosave)
 360                         return true
 361                 end
 362         end
 363         if fields["cb_touchscreen_target"] then
 364                 core.setting_set("touchtarget", fields["cb_touchscreen_target"])
 365                 return true
 366         end
 367         if fields["btn_reset_singleplayer"] then
 368                 showconfirm_reset(this)
 369                 return true
 370         end
 371
 372         --Note dropdowns have to be handled LAST!
 373         local ddhandled = false
 374
 375         if fields["dd_touchthreshold"] then
 376                 core.setting_set("touchscreen_threshold",fields["dd_touchthreshold"])
 377                 ddhandled = true
 378         end
 379         if fields["dd_leaves_style"] == leaves_style_labels[3] then
 380                 core.setting_set("leaves_style", leaves_style[2][3])
 381                 ddhandled = true
 382         end
 383         if fields["dd_leaves_style"] == leaves_style_labels[2] then
 384                 core.setting_set("leaves_style", leaves_style[2][2])
 385                 ddhandled = true
 386         end
 387         if fields["dd_leaves_style"] == leaves_style_labels[1] then
 388                 core.setting_set("leaves_style", leaves_style[2][1])
 389                 ddhandled = true
 390         end
 391         if fields["dd_filters"] == dd_filter_labels[1] then
 392                 core.setting_set("bilinear_filter", "false")
 393                 core.setting_set("trilinear_filter", "false")
 394                 ddhandled = true
 395         end
 396         if fields["dd_filters"] == dd_filter_labels[2] then
 397                 core.setting_set("bilinear_filter", "true")
 398                 core.setting_set("trilinear_filter", "false")
 399                 ddhandled = true
 400         end
 401         if fields["dd_filters"] == dd_filter_labels[3] then
 402                 core.setting_set("bilinear_filter", "false")
 403                 core.setting_set("trilinear_filter", "true")
 404                 ddhandled = true
 405         end
 406         if fields["dd_mipmap"] == dd_mipmap_labels[1] then
 407                 core.setting_set("mip_map", "false")
 408                 core.setting_set("anisotropic_filter", "false")
 409                 ddhandled = true
 410         end
 411         if fields["dd_mipmap"] == dd_mipmap_labels[2] then
 412                 core.setting_set("mip_map", "true")
 413                 core.setting_set("anisotropic_filter", "false")
 414                 ddhandled = true
 415         end
 416         if fields["dd_mipmap"] == dd_mipmap_labels[3] then
 417                 core.setting_set("mip_map", "true")
 418                 core.setting_set("anisotropic_filter", "true")
 419                 ddhandled = true
 420         end
 421         core.setting_set("fsaa",
 422                 antialiasing_fname_to_name(fields["dd_antialiasing"]))
 423
 424         return ddhandled
 425 end
 426
 427 tab_settings = {
 428         name = "settings",
 429         caption = fgettext("Settings"),
 430         cbf_formspec = formspec,
 431         cbf_button_handler = handle_settings_buttons
 432 }