cartographer/map_formspec.lua

87 lines
3.8 KiB
Lua

local scale = 0.25;
local variant_odds = { 1, 1, 1, 1, 1, 1, 2, 2, 2, 3, 3, 4 };
local function get_variant(random)
return variant_odds[random:next(1, 12)];
end
local map_formspec_prefix = [[
formspec_version[3]
size[%f,%f]
real_coordinates[true]
style_type[image_button;border=false]
]];
local tile = "image[%f,%f;%f,%f;%s]";
local marker = "animated_image[%f,%f;%f,%f;;%s;%d;%d]";
-- Generate formspec markup for an unknown biome tile
local function unknown_biome_tile(x, y, scale, variant)
return tile:format(x, y, scale, scale, cartographer.skin.unknown_biome_texture .. "." .. tostring(variant) .. ".png");
end
local function generate_map(data, x, y, w, h, player_x, player_y, detail, map_scale, is_visible, get_marker, user)
local str = "";
local random = PcgRandom(x + y + w + h); -- TODO: Better seed
for i = x,x + w,1 do
local fx = (i - x) * (scale - 0.01);
local column = data.generated[i * map_scale];
for j = y + h,y,-1 do
local fy = (y + h - j) * (scale - 0.01);
if column == nil or column[j * map_scale] == nil or (is_visible and not is_visible(user, i, j)) then
str = str .. unknown_biome_tile(fx, fy, scale, get_variant(random));
else
local name = minetest.get_biome_name(column[j * map_scale].biome);
local height = column[j * map_scale].height;
local biome = cartographer.get_biome_texture(name, math.floor(height + 0.5), detail);
local depth = math.min(math.max(math.floor(height / 8), -8), 0) * -1
height = math.max(math.min(math.floor(height / 4), 8), 0)
local mod = "";
if height > 0 then
mod = "^[colorize:white:"..tostring(height * 10)
elseif depth > 0 then
mod = "^[colorize:#1f1f34:"..tostring(depth * 10)
end
if biome == nil then
str = str .. unknown_biome_tile(fx, fy, scale, get_variant(random));
else
if height > 0 then
str = str..tile:format(fx, fy - (height * 0.05) + scale - 0.01,
scale, (height * 0.05) + 0.01,
cartographer.skin.cliff_texture .. ".png");
end
str = str..tile:format(fx, fy - (height * 0.05), scale, scale, biome .. "." .. tostring(get_variant(random)) .. ".png" .. mod)
end
if get_marker then
local marker = cartographer.get_marker_texture(get_marker(user, i, j), detail);
if marker then
str = str..tile:format(fx, fy - (height * 0.05), scale, scale, marker .. ".png")
end
end
if i == player_x and j == player_y then
str = str..marker:format(fx, fy - (height * 0.05),
scale, scale,
cartographer.skin.player_icon.texture .. ".png",
cartographer.skin.player_icon.frame_count,
cartographer.skin.player_icon.frame_duration);
end
end
end
end
return str;
end
function cartographer.get_map_formspec(data, x, y, w, h, detail)
return map_formspec_prefix:format(w * scale, h * scale)..generate_map(data, x - (w * 0.5), y - (h * 0.5), w, h, x, y, detail, 4);
end
function cartographer.get_map_formspec_map(data, map, x, y)
return map_formspec_prefix:format(map.w * scale, map.h * scale)..generate_map(data, map.x, map.z, map.w, map.h, x, y, map.detail, map.scale, cartographer.is_filled, cartographer.get_marker, map);
end