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