-- ===================================================================

local modname   = minetest.get_current_modname()
local modpath   = minetest.get_modpath (modname)

local get_png   = function (s) return s end
local cvt_node  = default.convert_node
local reg_node  = ocutil.safe_register_node

local boxtiles
local node_name
local p1
local p2
local node_png

-- ===================================================================

local get_tbboxtiles = function (p1, p2)
    p1 = get_png (p1)
    p2 = get_png (p2)
    return { p1, p1, p2, p2, p2, p2 }
end

-- ===================================================================

node_name = "sfnodes:light_dynamic"
node_png  = "sfnodes_light_overlay.png"
--
reg_node (node_name, {
    description     = "S.F. wall light"     ,
    tiles           = { node_png }          ,
    inventory_image =   node_png            ,
    wield_image     =   node_png            ,
    drawtype        = "signlike"            ,
    paramtype       = "light"               ,
    paramtype2      = "wallmounted"         ,
    light_source    = 14                    ,
    sounds          = default.sound_glass() ,

    groups          = {
        cracky=1, oddly_breakable_by_hand=1
    } ,

    selection_box   = {
        type  = "wallmounted" ,
        fixed = { -0.5, -0.5, -0.5, -0.45, 0.5, 0.5 } ,
    } ,
})
cvt_node ("scifi_nodes:light_dynamic", node_name)

-- ===================================================================

node_name = "sfnodes:blink"
--
reg_node (node_name, {
    description         = "S.F. blinking light" ,
    sunlight_propagates = false                 ,
    paramtype           = "light"               ,
    groups              = { cracky=1 }          ,
    light_source        = 5                     ,

    tiles = {{
        name      = "sfnodes_lightbox.png" ,
        animation = {
            type     = "vertical_frames" ,
            aspect_w = 16    ,
            aspect_h = 16    ,
            length   =  2.00 ,
        } ,
    }} ,
})
cvt_node ("scifi_nodes:blink", node_name)

-- ===================================================================

node_name = "sfnodes:stripes2"
p1        = "sfnodes_dmblock.png"
p2        = "sfnodes_stripes2.png"
boxtiles  = get_tbboxtiles (p1, p2)
--
reg_node (node_name, {
    description         = "S.F. hazard stripes2" ,
    sunlight_propagates = false                  ,
    paramtype           = "light"                ,
    groups              = { cracky=1 }           ,
    tiles               = boxtiles               ,
})
cvt_node ("scifi_nodes:stripes2", node_name)

-- ===================================================================

node_name = "sfnodes:lightstripe"
--
reg_node (node_name, {
    description         = "S.F. twin lights" ,
    sunlight_propagates = false              ,
    light_source        = 14                 ,
    paramtype           = "light"            ,
    groups              = { cracky=1 }       ,

    tiles = {
        "sfnodes_lightstripe.png"
    } ,
})
cvt_node ("scifi_nodes:lightstp", node_name)

-- ===================================================================

node_name = "sfnodes:lightband"
--
reg_node (node_name, {
    description         = "S.F. white light stripe"   ,
    groups              = { cracky=1 }                ,
    light_source        = 10                          ,
    paramtype           = "light"                     ,
    sunlight_propagates = false                       ,

    tiles = {
        get_png ("sfnodes_lightband.png")
    } ,
})
cvt_node ("scifi_nodes:whtlightbnd", node_name)

-- ===================================================================

node_name = "sfnodes:discs"
p1        = "sfnodes_box_top.png"
p2        = "sfnodes_discs.png"
boxtiles  = get_tbboxtiles (p1, p2)
--
minetest.register_node (node_name, {
    description         = "S.F. disc shelves" ,
    sunlight_propagates = false               ,
    paramtype           = "light"             ,
    groups              = { cracky=1 }        ,
    tiles               = boxtiles            ,
})
cvt_node ("scifi_nodes:discs", node_name)

-- ===================================================================

local png_bmetal  = get_png ("sfnodes_bluemetal.png"        )
local png_bmlight = get_png ("sfnodes_blue_metal_light.png" )

node_name = "sfnodes:bllight"
--
reg_node (node_name, {
    description         = "S.F. blue metal light" ,
    groups              = { cracky=1 }            ,
    light_source        = 10                      ,
    paramtype           = "light"                 ,
    sunlight_propagates = false                   ,

    tiles = {
        png_bmetal  , png_bmetal  ,
        png_bmlight , png_bmlight , png_bmlight , png_bmlight ,
    } ,
})
cvt_node ("scifi_nodes:blumetlight", node_name)

-- ===================================================================

node_name = "sfnodes:bmstripes2"
node_png  = get_png ("sfnodes_bluemetal_stripes2.png")
--
reg_node (node_name, {
    description         = "S.F. blue stripe light"  ,
    sunlight_propagates = false                     ,
    light_source        = 10                        ,
    paramtype           = "light"                   ,
    groups              = { cracky=1 }              ,
    tiles               = { node_png }              ,
})
cvt_node ("scifi_nodes:blumetstr", node_name)

-- ===================================================================

node_name = "sfnodes:bslight"
--
reg_node (node_name, {
    description         = "S.F. black stripe light" ,
    light_source        = 10                        ,
    paramtype           = "light"                   ,
    groups              = { cracky=1 }              ,
    sunlight_propagates = false                     ,

    tiles = {
        get_png ("sfnodes_black_light2.png") ,
    } ,
})
cvt_node ("scifi_nodes:blklt2", node_name)

-- ===================================================================

node_name = "sfnodes:daglass"
--
reg_node (node_name, {
    description         = "S.F. dark glass" ,
    drawtype            = "glasslike"       ,
    groups              = { cracky=1 }      ,
    paramtype           = "light"           ,
    sunlight_propagates = false             ,
    use_texture_alpha   = true              ,

    tiles = {
        get_png ("sfnodes_glass.png") ,
    } ,
})
cvt_node ("scifi_nodes:glass", node_name)

-- ===================================================================

node_name = "sfnodes:bblight"
p1        = "sfnodes_metal_block.png"
p2        = "sfnodes_light.png"
boxtiles  = get_tbboxtiles (p1, p2)
--
reg_node (node_name, {
    description         = "S.F. blue lightbox" ,
    sunlight_propagates = false                ,
    light_source        = 10                   ,
    paramtype           = "light"              ,
    groups              = { cracky=1 }         ,
    tiles               = boxtiles             ,
})
cvt_node ("scifi_nodes:light", node_name)

-- ===================================================================

node_name = "sfnodes:gblight"
p1        = "sfnodes_metal_block.png"
p2        = "sfnodes_greenlight.png"
boxtiles  = get_tbboxtiles (p1, p2)
--
reg_node (node_name, {
    description         = "S.F. green lightbox" ,
    sunlight_propagates = false                 ,
    light_source        = 10                    ,
    paramtype           = "light"               ,
    groups              = { cracky=1 }          ,
    tiles               = boxtiles              ,
})
cvt_node ("scifi_nodes:green_light", node_name)

-- ===================================================================

node_name = "sfnodes:rblight"
p1        = "sfnodes_metal_block.png"
p2        = "sfnodes_redlight.png"
boxtiles  = get_tbboxtiles (p1, p2)
--
reg_node (node_name, {
    description         = "S.F. red lightbox" ,
    sunlight_propagates = false               ,
    light_source        = 10                  ,
    paramtype           = "light"             ,
    groups              = { cracky=1 }        ,
    tiles               = boxtiles            ,
})
cvt_node ("scifi_nodes:red_light", node_name)

-- ===================================================================

node_name = "sfnodes:black_screen"
--
reg_node (node_name, {
    description         = "S.F. black wall screen" ,
    sunlight_propagates = false                    ,
    paramtype           = "light"                  ,
    groups              = { cracky=1 }             ,
    light_source        = 1                        ,

    tiles = {{
        name      = "sfnodes_black_screen.png" ,
        animation = {
            type     = "vertical_frames" ,
            aspect_w = 16    ,
            aspect_h = 16    ,
            length   =  2.00 ,
        } ,
    }} ,
})
cvt_node ("scifi_nodes:black_screen", node_name)

-- ===================================================================

node_name = "sfnodes:screen"
--
reg_node (node_name, {
    description         = "S.F. electronic screen" ,
    sunlight_propagates = false                    ,
    paramtype           = "light"                  ,
    groups              = { cracky=1}              ,
    light_source        = 5                        ,

    tiles = {{
        name      = "sfnodes_screen.png" ,
        animation = {
            type     = "vertical_frames" ,
            aspect_w = 16                ,
            aspect_h = 16                ,
            length   =  0.50             ,
        } ,
    }} ,
})
cvt_node ("scifi_nodes:screen", node_name)

-- ===================================================================

node_name = "sfnodes:screen2"
--
reg_node (node_name, {
    description         = "S.F. electronic screen 2" ,
    sunlight_propagates = false                      ,
    paramtype           = "light"                    ,
    groups              = { cracky=1}                ,
    light_source        = 5                          ,

    tiles = {{
        name      = "sfnodes_screen2.png" ,
        animation = {
            type     = "vertical_frames"  ,
            aspect_w = 16                 ,
            aspect_h = 16                 ,
            length   =  0.50              ,
        } ,
    }} ,
})
cvt_node ("scifi_nodes:screen2", node_name)

-- ===================================================================

minetest.register_node ("sfnodes:glass_screen", {

    description = "glass screen",
    tiles       = {
        "sfnodes_glscrn.png" ,
        "sfnodes_glscrn.png" ,
        "sfnodes_glscrn.png" ,
        "sfnodes_glscrn.png" ,
        "sfnodes_glscrn.png" ,
        "sfnodes_glscrn.png" ,
    },

    use_texture_alpha   = true              ,
    drawtype            = "nodebox"         ,
    paramtype           = "light"           ,
    paramtype2          = "facedir"         ,
    light_source        = default.LIGHT_MAX ,
    sunlight_propagates = true              ,

    node_box  = {
        type  = "fixed" ,
        fixed = {
            { -0.4375, -0.5, -0.1250, 0.4375, -0.1875, 0.0625 } ,
            { -0.3750, -0.5, -0.0625, 0.3750,  0.5000, 0.0000 } ,
        }
    } ,
    groups = { cracky=1, oddly_breakable_by_hand=1 } ,
    sounds = default.node_sound_glass_defaults()     ,
})
cvt_node ("scifi_nodes:glassscreen" ,
          "sfnodes:glass_screen"    )

-- ===================================================================

reg_node ("sfnodes:tall_screen", {
    description = "tallscreen" ,
    tiles       = {
        "sfnodes_black.png"      ,
        "sfnodes_black.png"      ,
        "sfnodes_black.png"      ,
        "sfnodes_black.png"      ,
        "sfnodes_black.png"      ,
        "sfnodes_tallscreen.png" ,
    } ,

    drawtype            = "nodebox" ,
    light_source        = 5         ,
    paramtype           = "light"   ,
    paramtype2          = "facedir" ,
    sunlight_propagates = true      ,

    node_box  = {
        type  = "fixed" ,
        fixed = {
            { -0.3125, -0.3750, 0.4375,  0.3125,  0.3750, 0.5 } ,
            { -0.3750,  0.3750, 0.3750,  0.3750,  0.5000, 0.5 } ,
            { -0.3750, -0.5000, 0.3750,  0.3750, -0.3750, 0.5 } ,
            {  0.2500, -0.3125, 0.3750,  0.3750,  0.3125, 0.5 } ,
            { -0.3750, -0.2500, 0.3750, -0.2500,  0.3125, 0.5 } ,
            { -0.3125, -0.5000, 0.3750, -0.2500,  0.5000, 0.5 } ,
            {  0.2500, -0.5000, 0.3750,  0.3125,  0.5000, 0.5 } ,
        }
    },

    groups = { cracky=1, oddly_breakable_by_hand=1 } ,
})
cvt_node ("scifi_nodes:tallscreen" ,
          "sfnodes:tall_screen"    )

-- ===================================================================

reg_node ("sfnodes:microscope", {
    description         = "Microscope" ,
    drawtype            = "nodebox"    ,
    paramtype           = "light"      ,
    paramtype2          = "facedir"    ,
    sunlight_propagates = true         ,

    tiles       = {
        "sfnodes_white.png"      ,
        "sfnodes_black.png"      ,
        "sfnodes_white_vent.png" ,
        "sfnodes_white_vent.png" ,
        "sfnodes_white_vent.png" ,
        "sfnodes_white_vent.png" ,
    },

    node_box  = {
        type  = "fixed" ,
        fixed = {
            { -0.2500, -0.5000, -0.3125, 0.2500, -0.3750, 0.3125 } ,
            { -0.0625, -0.5000,  0.1250, 0.0625,  0.3125, 0.2500 } ,
            { -0.0625, -0.0625, -0.0625, 0.0625,  0.5000, 0.0625 } ,
            { -0.0625,  0.0625,  0.0625, 0.0625,  0.2500, 0.1250 } ,
            { -0.1250, -0.2500, -0.1250, 0.1250, -0.1875, 0.1875 } ,
        }
    },

    groups = { cracky=1, oddly_breakable_by_hand=1 } ,
})
cvt_node ("scifi_nodes:microscope" ,
              "sfnodes:microscope" )

-- ===================================================================

reg_node ("sfnodes:table", {
    description = "Metal table" ,
    drawtype    = "nodebox"     ,
    paramtype   = "light"       ,
    paramtype2  = "facedir"     ,

    tiles = {
        "sfnodes_grey.png" ,
        "sfnodes_grey.png" ,
        "sfnodes_grey.png" ,
        "sfnodes_grey.png" ,
        "sfnodes_grey.png" ,
        "sfnodes_grey.png" ,
    } ,

    node_box  = {
        type  = "fixed",
        fixed = {
            { -0.5000,  0.4375, -0.5000, 0.5000, 0.5000,  0.5000 } ,
            { -0.0625, -0.5000,  0.1250, 0.0625, 0.5000,  0.3125 } ,
            { -0.0625, -0.5000,  0.3750, 0.0625, 0.5000,  0.4375 } ,
            { -0.0625, -0.3750,  0.0625, 0.0625, 0.4375,  0.1250 } ,
            { -0.0625, -0.1875,  0.0000, 0.0625, 0.4375,  0.0625 } ,
            { -0.0625,  0.0625, -0.0625, 0.0625, 0.4375,  0.0000 } ,
            { -0.0625,  0.2500, -0.1250, 0.0625, 0.4375, -0.0625 } ,
        }
    },

    sounds = default.node_sound_metal_defaults() ,
    groups = { cracky=1 } ,
})
cvt_node ("scifi_nodes:table" ,
              "sfnodes:table" )

-- ===================================================================

reg_node ("sfnodes:capsule", {
    description         = "sample capsule"  ,
    use_texture_alpha   = true              ,
    drawtype            = "nodebox"         ,
    paramtype           = "light"           ,
    paramtype2          = "facedir"         ,
    sunlight_propagates = true              ,

    tiles = {
        "sfnodes_capsule.png" ,
        "sfnodes_capsule.png" ,
        "sfnodes_box_top.png" ,
        "sfnodes_box_top.png" ,
        "sfnodes_capsule.png" ,
        "sfnodes_capsule.png" ,
    },

    node_box  = {
        type  = "fixed",
        fixed = {
            {  0.3125, -0.5000, -0.2500,  0.5000,  0.0000, 0.2500 } ,
            { -0.5000, -0.5000, -0.2500, -0.3125,  0.0000, 0.2500 } ,
            { -0.3125, -0.4375, -0.1875,  0.3125, -0.0625, 0.1875 } ,
        }
    } ,

    groups = { cracky=1, oddly_breakable_by_hand=1 } ,
    sounds = default.node_sound_glass_defaults()     ,
})
cvt_node ("scifi_nodes:capsule" ,
              "sfnodes:capsule" )

-- ===================================================================

minetest.register_node ("sfnodes:switch_on", {
    description         = "Wall switch"                 ,
    sunlight_propagates = true                          ,
    buildable_to        = false                         ,
    tiles               = { "sfnodes_switch_on.png" }   ,
    inventory_image     = "sfnodes_switch_on.png"       ,
    wield_image         = "sfnodes_switch_on.png"       ,
    drawtype            = "signlike"                    ,
    node_box            = { type = "wallmounted" }      ,
    selection_box       = { type = "wallmounted" }      ,
    paramtype           = "light"                       ,
    paramtype2          = "wallmounted"                 ,
    light_source        = 5                             ,

    groups = {
        cracky=1 ,
        oddly_breakable_by_hand=1 ,
        not_in_creative_inventory=1 ,
    } ,

    sounds = default.node_sound_glass_defaults() ,

    on_rightclick = function (pos, node, clicker, item, _)
        local lid_node = minetest.get_node (pos)
        minetest.set_node (pos,
            { name   = "sfnodes:switch_off" ,
              param2 = lid_node.param2 })
    end
})
cvt_node ("scifi_nodes:switch_on" ,
              "sfnodes:switch_on" )

-- ===================================================================

reg_node ("sfnodes:switch_off", {
    description         = "Wall switch"                 ,
    tiles               = { "sfnodes_switch_off.png" }  ,
    inventory_image     = "sfnodes_switch_on.png"       ,
    wield_image         = "sfnodes_switch_on.png"       ,
    drawtype            = "signlike"                    ,
    sunlight_propagates = true                          ,
    buildable_to        = false                         ,
    node_box            = { type = "wallmounted" }      ,
    selection_box       = { type = "wallmounted" }      ,
    paramtype           = "light"                       ,
    paramtype2          = "wallmounted"                 ,

    groups = {
        cracky=1 ,
        oddly_breakable_by_hand=1 ,
    } ,

    sounds = default.node_sound_glass_defaults() ,

    on_rightclick = function (pos, node, clicker, item, _)
        local lid_node = minetest.get_node (pos)
        minetest.set_node (pos,
            { name   = "sfnodes:switch_on" ,
              param2 = lid_node.param2 })
    end
})
cvt_node ("scifi_nodes:switch_off" ,
              "sfnodes:switch_off" )

-- ===================================================================

node_name = "sfnodes:white_base"
p1        = "sfnodes_white2.png"
p2        = "sfnodes_white_side.png"
boxtiles  = get_tbboxtiles (p1, p2)
--
reg_node (node_name, {
    description         = "S.F. white wall base" ,
    sunlight_propagates = false                  ,
    paramtype           = "light"                ,
    paramtype2          = "facedir"              ,
    groups              = { cracky=1 }           ,
    tiles               = boxtiles               ,
})
cvt_node ("scifi_nodes:white_base", node_name)

-- ===================================================================

node_name = "sfnodes:white_pad"
p1        = "sfnodes_white2.png"
p2        = "sfnodes_white_pad.png"
boxtiles  = get_tbboxtiles (p1, p2)
--
reg_node (node_name, {
    description         = "S.F. white keypad" ,
    sunlight_propagates = false               ,
    paramtype           = "light"             ,
    paramtype2          = "facedir"           ,
    groups              = { cracky=1 }        ,
    tiles               = boxtiles            ,
})
cvt_node ("scifi_nodes:white_pad", node_name)

-- ===================================================================

local lightbar_cbox = { -0.125, -0.500, -0.500, 0.125, -0.375, 0.500 }

node_name = "sfnodes:lightbar"
--
minetest.register_node (node_name, {
    description         = "S.F. ceiling light"  ,
    drawtype            = "nodebox"             ,
    paramtype           = "light"               ,
    paramtype2          = "wallmounted"         ,
    sunlight_propagates = true                  ,
    light_source        = 14                    ,

    tiles         = {
        get_png ("sfnodes_white2.png")
    } ,

    node_box      = {
        type  = "fixed"       ,
        fixed = lightbar_cbox ,
    } ,

    selection_box = {
        type        = "wallmounted" ,
        wallmounted = lightbar_cbox ,
    } ,

    groups = { cracky=1 } ,
    sounds = default.sound_glass() ,
})
cvt_node ("scifi_nodes:lightbar", node_name)

-- ===================================================================

local ogcolors = {
    "blue"   , "cyan" , "green"  , "orange" ,
    "purple" , "red"  , "yellow" ,
}

-- ===================================================================

for _, color in ipairs (ogcolors) do

    local first_lower = ocutil.firstch (color)
    local color_camel = ocutil.first_to_upper (color)
    local glass_base  = first_lower .. "oglass"
    local node_name   = "sfnodes:"  .. glass_base
    local desc        = color_camel .. " Octagon Glass"
    local img         = get_png ("sfnodes_" .. glass_base .. ".png")

    reg_node (node_name, {
        description         = desc         ,
        sunlight_propagates = false        ,
        drawtype            = "glasslike"  ,
        paramtype           = "light"      ,
        paramtype2          = "facedir"    ,
        use_texture_alpha   = true         ,
        light_source        = 10           ,
        groups              = { cracky=2 } ,
        tiles               = { img }      ,

        sounds = default.sound_glass() ,
    })
end

-- ===================================================================

cvt_node ("scifi_nodes:octbl"  , "sfnodes:boglass")
cvt_node ("scifi_nodes:octgrn" , "sfnodes:goglass")
cvt_node ("scifi_nodes:octrng" , "sfnodes:ooglass")
cvt_node ("scifi_nodes:octppl" , "sfnodes:poglass")

-- ===================================================================

local sgcolors = {
    "blue"   , "cyan" , "green"  , "orange" ,
    "purple" , "red"  , "yellow" , "grey"   ,
}

-- ===================================================================

for _, color in ipairs (sgcolors) do

    local first_lower = ocutil.firstch (color)
    if color == "grey" then first_lower = "x" end

    local color_camel = ocutil.first_to_upper (color)
    local glass_base  = first_lower .. "sglass"
    local node_name   = "sfnodes:"  .. glass_base
    local desc        = color_camel .. " Square Glass"
    local img         = get_png ("sfnodes_" .. glass_base .. ".png")

    reg_node (node_name, {
        description         = desc         ,
        sunlight_propagates = false        ,
        drawtype            = "glasslike"  ,
        paramtype           = "light"      ,
        paramtype2          = "facedir"    ,
        use_texture_alpha   = true         ,
        light_source        = 10           ,
        groups              = { cracky=2 } ,
        tiles               = { img }      ,

        sounds = default.sound_glass() ,
    })
end

-- ===================================================================

local node = {}

node.types = {
    { "black"        , "black wall"         ,  0 , "same"        } ,
    { "blackoct"     , "black octagon"      ,  0 , "same"        } ,
    { "blackpipe"    , "black pipe"         ,  0 , "same"        } ,
    { "blackplate"   , "Black plate"        ,  1 , "same"        } ,
    { "blacktile"    , "black tile"         ,  0 , "same"        } ,
    { "blackvent"    , "black vent"         ,  0 , "same"        } ,
    { "blue"         , "blue lines"         ,  0 , "same"        } ,
    { "bluebars"     , "blue bars"          ,  1 , "same"        } ,
    { "bluegrid"     , "Blue Grid"          ,  5 , "same"        } ,
    { "bluemetal"    , "blue metal"         ,  0 , "same"        } ,
    { "bluetile"     , "blue tile"          ,  0 , "same"        } ,
    { "dmblock"      , "dirty metal block"  ,  0 , "stripes2top" } ,
    { "engine"       , "engine"             ,  0 , "same"        } ,
    { "fan"          , "Fan"                ,  0 , "same"        } ,
    { "green"        , "green lines"        ,  0 , "same"        } ,
    { "grey"         , "grey wall"          ,  0 , "same"        } ,
    { "greybars"     , "grey bars"          ,  0 , "same"        } ,
    { "greygreenbar" , "gray power pipe"    , 10 , "same"        } ,
    { "greytile"     , "grey tile"          ,  0 , "same"        } ,
    { "holes"        , "metal with holes"   ,  0 , "same"        } ,
    { "mesh"         , "metal mesh"         ,  0 , "same"        } ,
    { "mesh2"        , "metal floormesh"    ,  0 , "same"        } ,
    { "metal_block"  , "metal block"        ,  0 , "lighttop"    } ,
    { "octofloor"    , "octo-tile floor"    ,  0 , "same"        } ,
    { "pipe"         , "wall pipe"          ,  0 , "same"        } ,
    { "pipeside"     , "side pipe"          ,  0 , "same"        } ,
    { "pplight"      , "purple wall light"  , 14 , "ppllght"     } ,
    { "red"          , "red lines"          ,  0 , "same"        } ,
    { "rough"        , "rough metal"        ,  0 , "same"        } ,
    { "rust"         , "rusty metal"        ,  0 , "same"        } ,
    { "stripes"      , "hazard stripes"     ,  0 , "same"        } ,
    { "tile"         , "white tile 1"       ,  0 , "same"        } ,
    { "tile2"        , "white tile 2"       ,  0 , "whitetile"   } ,
    { "vent"         , "vent"               ,  0 , "vent2"       } ,
    { "wall"         , "metal wall"         ,  0 , "same"        } ,
    { "white"        , "plastic wall"       ,  0 , "same"        } ,
    { "white2"       , "plastic"            ,  0 , "same"        } ,
    { "whiteoct"     , "white octagon"      ,  0 , "same"        } ,
}

-- ===================================================================

for _, row in ipairs (node.types) do

    local name  = row [1]
    local desc  = row [2]
    local light = row [3]
    local equiv = row [4]

    local img   = get_png ("sfnodes_" .. name .. ".png")
    if light == 0 then light = nil end

    reg_node ("sfnodes:"..name, {
        description  = "S.F. " .. desc ,
        groups       = { cracky=1 }    ,
        light_source = light           ,
        paramtype    = "light"         ,
        paramtype2   = "facedir"       ,
        tiles        = { img }         ,
    })

    if equiv == "same" then
        cvt_node ("scifi_nodes:" .. name  , "sfnodes:" .. name)
    elseif ocutil.str_nonempty (equiv) then
        cvt_node ("scifi_nodes:" .. equiv , "sfnodes:" .. name)
    end
end

-- ===================================================================

node.plants = {
    { "glow_flower"    , "Glow Flower"       ,
      1.0 , 0 , 14 , "flower1"             } ,

    { "triffid"        , "Triffid"           ,
      2.0 , 5 ,  0 , "flower3"             } ,

    { "weeping_flower" , "Weeping flower"    ,
      1.5 , 0 ,  0 , "flower4"             } ,

    { "bulb_plant"     , "Bulb Plant"        ,
      1.0 , 0 ,  0 , "plant1"              } ,

    { "bjelly_plant"   , "Blue Jelly Plant"  ,
      1.2 , 0 , 10 , "plant3"              } ,

    { "gjelly_plant"   , "Green Jelly Plant" ,
      1.2 , 0 , 10 , "plant4"              } ,

    { "fern_plant"     , "Fern Plant"        ,
      1.7 , 0 ,  0 , "plant5"              } ,

    { "slug_weed"      , "Slug weed"         ,
      1.0 , 0 , 10 , "plant8"              } ,

    { "grass"          , "Alien grass"       ,
      1.0 , 0 ,  0 , "grass"               } ,
}

-- ===================================================================

for _, row in ipairs (node.plants) do

    local name      = row [1]
    local desc      = row [2]
    local size      = row [3]
    local dmg       = row [4]
    local light     = row [5]
    local old_name  = row [6]

    local node_name = "sfnodes:" .. name
    local img       = get_png ("sfnodes_" .. name .. ".png")

    reg_node (node_name, {
        description       = desc        ,
        drawtype          = "plantlike" ,
        is_ground_content = false       ,
        light_source      = light       ,
        paramtype         = "light"     ,
        visual_scale      = size        ,
        buildable_to      = true        ,
        walkable          = false       ,
        damage_per_second = dmg         ,

        tiles             = { img }     ,
        inventory_image   = { img }     ,

        groups = {
            snappy=1, dig_immediate=3, flora=1,
            oddly_breakable_by_hand=1,
        } ,

        selection_box = {
            type  = "fixed" ,
            fixed = {
                { -0.3, -0.5, -0.3, 0.3, 0.5, 0.3 } ,
            }
        } ,
    })

    if ocutil.str_nonempty (old_name) then
        old_name = "scifi_nodes:" .. old_name
        cvt_node (old_name, node_name)
    end
end

-- ===================================================================

dofile (modpath .. "/chests.lua")

-- ===================================================================
-- End of file.