Added glittery ores generation, there is tweaks for amount of ore generated

locale/gen_ores/glitter_ores.lua

@@ -0,0 +1,80 @@
+-- Glittery ores, provide a mix value, and all patches outside uranium will be a full mix.
+-- Started with crazy ores
+
+require "locale.gen_shared.perlin_noise"
+
+-- local random_ores = {"iron-ore","coal","copper-ore","stone","uranium-ore"}
+-- local random_dense = {1.15,0.8,1,0.9, 0.5}	--ore density reference
+
+
+
+local glitter_debug = false
+global.glitter_setup = false
+
+local ore_mix = {}
+local mix_current = 1
+local ore_ratios = {
+   ["iron-ore"] = 1.0,
+   ["coal"] = 0.5,
+   ["copper-ore"] = 1,
+   ["stone"] = 0.25
+}
+
+-- Sets the buffer distance before ores are scrambled
+local starting_buffer = 100
+
+function run_ores_module_setup()
+	if glitter_debug then game.print("Glitter Ore: debug is enabled; module setup;") end
+
+   -- Prime the array
+   for a,b in pairs(ore_ratios) do
+      for i=1,(b*1000) do
+         mix_current = mix_current + 1
+         ore_mix[mix_current] = a
+      end
+   end
+      
+end
+
+--generate ores for entire chunk
+function run_ores_module(event)
+   run_ores_module_setup()
+
+	local area = event.area
+	local surface = event.surface
+	local tiles = {}
+   
+	if glitter_debug then 
+      game.print("Glitter ore: chunk generation") 
+      -- game.print (area.left_top)
+      -- game.forces.player.chart(surface,{lefttop = {x = area.left_top.x, y = area.left_top.y}, rightbottom = {x = area.right_bottom.x, y = area.right_bottom.y}})
+      
+   end
+     
+   -- Buffer ores around the spawn -- 5 chunks
+
+   local chunk_mid = {(area.left_top.x + area.right_bottom.x) / 2, (area.left_top.y + area.right_bottom.y) / 2}
+   local distance = math.sqrt(chunk_mid[1] * chunk_mid[1] + chunk_mid[2] * chunk_mid[2])
+   if distance > starting_buffer then 
+      local entities = surface.find_entities_filtered{type="resource", area=area}
+
+       for _, entity in pairs(entities) do
+         if ore_ratios[entity.name] > 0 then 
+            
+            local new_name = nil
+            
+            --- Use the ratios to randomly select an ore
+            new_ore_random = math.random(1,mix_current)
+            new_name = ore_mix[new_ore_random]
+   --         game.print(new_name)
+
+            local position_old = entity.position
+            local amount_old = entity.amount
+
+            local surface = entity.surface
+            entity.destroy()
+            local new_entity = surface.create_entity{name = new_name, position = position_old, force="neutral", amount=amount_old}
+         end   
+      end
+    end
+end

map_layout.lua

@@ -34,13 +34,13 @@ in this file and your run_*type*_module(event) function will be called.
 
 --ores--
 --require "locale.gen_ores.neko_crazy_ores"
+--require "locale.gen_ores.fluffy_rainbows"
+require "locale.gen_ores.glitter_ores"
 
 --everything else. You may use more than one of these, but beware they might not be compatible
 miscs = {}
 --miscs[1] = require "locale.gen_misc.rail_grid"
 
-
-
 local on_chunk_generated = function(event)
 	if run_combined_module == nil then
 		if run_shape_module ~= nil then