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