local layersutil = require "terrain/layersutil"
local maputil = require "maputil"
local vec2 = require "vec2"
local tu = require "texutil"

function data() 

return {
	id = "temperate",
	name = _("Temperate"),
	desc = _("Mixed forest vegetation"),
	mapColoring = {
		-- texture = {
			-- levels = { -100.0, 130.0, 260.0, 370.0, 450.0, 500.0 },
			-- fileName = "terrain/level_colors.tga",
		-- },
		ambientColor = maputil.MakeColor{ 205, 219, 255 },
		sunColor = maputil.MakeColor{ 255, 245, 240 },
	},
	groundTextures = {
		waterGround = "water_ground.lua",
		waterShore = "water_shore.lua",
		farmland = "farmland.lua",
		farmlandBorder = "farmland_border.lua"
	},
	skirt = {
		colorTex = tu.makeTextureMipmapClampVertical("terrain/skirt_color.dds", false),
		detailTex = tu.makeTextureMipmapRepeat("terrain/skirt_detail.dds", false),
		waterTex = tu.makeTextureMipmapClamp("terrain/water_skirt.dds", false)
	},
	vehicleSet = "europe",
	order = 1,
	updateFn = function(params)
		local result = { 
			layers = layersutil.Layer.new(),
		}
		local heightmap = "heightmap"
		local mkTemp = layersutil.TempMaker.new()
		-- mkTemp.doDebug = true
		-- #################
		-- #### River bed
		local layer8Map = mkTemp:Get()
		result.layers:Map(heightmap, layer8Map, { params.waterLevel-15.0, params.waterLevel-1.0 }, { 1.0, 0.0}, true)
		
		-- #################
		-- #### MIX
		result.mixingLayer = {
			backgroundMaterial = "map01.lua",
			layers = {					
				-- River materials
				{
					map = layer8Map,
					dither = true,
					material = "river_bed.lua",
				},
			}
		}
		
		mkTemp:RestoreAll(result.mixingLayer)
		mkTemp:Finish()
		
		--maputil.PrintGraph(result)
		return result
	end
}

end