diff --git a/script/test.lua b/script/test.lua
index 1020516..80b476d 100644
--- a/script/test.lua
+++ b/script/test.lua
@@ -1,18 +1,45 @@
 mtprint("hello")
 
-machine = add_machine(10, 10)
-mtprint(machine.id)
-machine.type = 2
-mtprint(machine.type)
-pos = machine.pos
-machine.pos = pos
-mtprint(pos.x)
-machine.pos.x = 50
-machine.storage[0] = 1
-worker = add_worker(30, 10)
-mtprint(worker.name)
-worker.pos.x = 25
-mtprint(worker.pos.x)
+coal = add_machine(320, 320)
+coal.type = 0 -- charbon
+work = add_worker(300,300)
+work1 = add_worker(300,300)
+work3 = add_worker(300,300)
+work4 = add_worker(300,300)
+assign_worker_machine(coal, work)
+assign_worker_machine(coal, work1)
+assign_worker_machine(coal, work3)
+assign_worker_machine(coal, work4)
+
+iron = add_machine(416,320)
+iron.type = 1 -- fer
+work5 = add_worker(300,300)
+work6 = add_worker(300,300)
+work7 = add_worker(300,300)
+work8 = add_worker(300,300)
+assign_worker_machine(iron, work5)
+assign_worker_machine(iron, work6)
+assign_worker_machine(iron, work7)
+assign_worker_machine(iron, work8)
+
+furn = add_machine(320, 416)
+furn.type = 2 -- fourneau
+work9 = add_worker(300, 300)
+work10 = add_worker(300, 300)
+assign_worker_fetch(coal, furn, work9)
+assign_worker_fetch(iron, furn, work10)
+
+--mtprint(machine.id)
+--machine.type = 2
+--mtprint(machine.type)
+--pos = machine.pos
+--machine.pos = pos
+--mtprint(pos.x)
+--machine.pos.x = 50
+--machine.storage[0] = 1
+--mtprint(work.name)
+--work2 = get_worker_from_pos(10,10)
+--mtprint(work.name)
 
 function on_tick(game)
   -- Ceci va drainer la sortie de la machine 2
diff --git a/src/draw.c b/src/draw.c
index c6d8b4b..d77e370 100644
--- a/src/draw.c
+++ b/src/draw.c
@@ -12,7 +12,7 @@
 #include "draw.h"
 #include "ui.h"
 
-#define TEX_N 9
+#define TEX_N 12
 #define TILE_N 3
 
 char *tex_files[TEX_N] = {
@@ -24,9 +24,29 @@ char *tex_files[TEX_N] = {
   "assets/tex/blobrouge3.png",
   "assets/tex/blobvert1.png",
   "assets/tex/blobvert2.png",
-  "assets/tex/blobvert3.png"
+  "assets/tex/blobvert3.png",
+  "assets/tex/coalmine.png",
+  "assets/tex/ironmine.png",
+  "assets/tex/furnace.png",
 };
 
+enum TexIds {
+  T_Blobb1,
+  T_Blobb2,
+  T_Blobb3,
+  T_Blobr1,
+  T_Blobr2,
+  T_Blobr3,
+  T_Blobv1,
+  T_Blobv2,
+  T_Blobv3,
+  T_Coalm,
+  T_Ironm,
+  T_Furna,
+};
+
+#define T_MBase T_Coalm
+
 char *tile_files[TILE_N] = {
   "assets/tiles/tile_grass.png",
   "assets/tiles/tile_grass.png",
@@ -45,7 +65,7 @@ int init_draw(){
 
   SetTargetFPS(60);
 
-  char *cwd = GetApplicationDirectory();
+  const char *cwd = GetApplicationDirectory();
   puts(cwd);
 
   for(int i = 0; i < TEX_N; i++){
@@ -96,7 +116,15 @@ void draw_workers(Game *game){
   Workers *workers = &game->workers;
   for(int i = 0; i < workers->worker_n; i++){
     Worker *worker = &workers->worker_stack[i];
+    Camera2D *cam = &game->camera;
     V2d pos = worker->pos;
+    float screenX = pos.x - cam->target.x;
+    float screenY = pos.y - cam->target.y;
+    float xmax = 1280/cam->zoom;
+    float ymax = 720/cam->zoom;
+    if(screenX < -64 || screenY < -64 || screenX > xmax || screenY > ymax)
+      continue;
+
     if(worker->ai.status == S_Operating){
       pos = Vector2Add(pos, 
                       machine_dict[worker->ai.mtype].offsets[worker->assign_n]);
@@ -110,8 +138,15 @@ void draw_machines(Game *game){
   Machines *machines = &game->machines;
   for(int i = 0; i < machines->machine_n; i++){
     Machine *machine = &machines->machine_stack[i];
-    float active_per = Remap((float)machine->active,0,255,0.2,1);
-    DrawRectangleV(machine->pos, (V2d){.x=64,.y=64}, Fade(BLUE,active_per));
+    Camera2D *cam = &game->camera;
+    float screenX = machine->pos.x - cam->target.x;
+    float screenY = machine->pos.y - cam->target.y;
+    float xmax = 1280/cam->zoom;
+    float ymax = 720/cam->zoom;
+    if(screenX < -64 || screenY < -64 || screenX > xmax || screenY > ymax)
+      continue;
+    float active_per = Remap((float)machine->active,0,255,0.5,1);
+    DrawTextureV(tex_index[T_MBase + machine->type], machine->pos, Fade(WHITE, active_per));
   }
 }
 
@@ -129,6 +164,27 @@ void draw_game(Game *game){
   EndMode2D();
 }
 
+void draw_game_mini(Game *game, Rectangle screen_box, Rectangle world_box){
+  Camera2D ncam = {
+    .offset = {.x = screen_box.x, .y = screen_box.y},
+    .target = {
+      .x = world_box.x, 
+      .y = world_box.y
+    },
+    .rotation = 0,
+    .zoom = screen_box.width/world_box.width
+  };
+  
+  BeginMode2D(ncam);
+  BeginScissorMode(screen_box.x, screen_box.y, screen_box.width,
+                     screen_box.height);
+  draw_map(game);
+  draw_machines(game);
+  draw_workers(game);
+  EndScissorMode();
+  EndMode2D(); 
+}
+
 void draw(Game *game){ 
   draw_widgets(game);
 
diff --git a/src/draw.h b/src/draw.h
index 9d3acbd..a69ecd7 100644
--- a/src/draw.h
+++ b/src/draw.h
@@ -22,4 +22,6 @@ Texture2D mkmap_tex(Map *map);
 
 void draw_game(Game *game);
 
+void draw_game_mini(Game *game, Rectangle screen_box, Rectangle world_box);
+
 void draw(Game *game);
diff --git a/src/game.c b/src/game.c
index f93cdfd..8869685 100755
--- a/src/game.c
+++ b/src/game.c
@@ -15,9 +15,12 @@
 #include "lua_inter.h"
 
 MachineDef machine_dict[] = {
-  {{{0,0},{32,0},{0,32},{32,32}}, {},               0, R_Coal,  4}, // MT_CoalMine
-  {{{0,0},{32,0},{0,32},{32,32}}, {},               0, R_Iron,  4}, // MT_IronMine
-  {{{0,0},{32,0},{0,32},{32,32}}, {R_Coal, R_Iron}, 2, R_Steel, 0}, // MT_Furnace 
+  // MT_CoalMine
+  {{{0,0},{32,0},{0,32},{32,32}}, {},               0, R_Coal,  4},
+  // MT_IronMine
+  {{{0,0},{32,0},{0,32},{32,32}}, {},               0, R_Iron,  4}, 
+  // MT_Furnace
+  {{{0,0},{32,0},{0,32},{32,32}}, {R_Coal, R_Iron}, 2, R_Steel, 0},  
 };
 
 char *worker_names[] = {
@@ -71,8 +74,8 @@ int init_game(Game *game){
 
   int c_worker = 0;
 
-  for(int k = 0; k < 16; k++){
-    for(int j = 0; j < 16; j++){
+  for(int k = 0; k < 20; k++){
+    for(int j = 0; j < 40; j++){
       Machine *coal_mine = add_machine(&game->machines, (V2d){k*250+40,j*400+40});
       coal_mine->type = MT_CoalMine;
       int coal_id = coal_mine->id;
@@ -84,7 +87,7 @@ int init_game(Game *game){
 
       // The adresses may have changed
       coal_mine = get_machine_from_id(&game->machines, coal_id);
-      iron_mine = get_machine_from_id(&game->machines, coal_id);
+      iron_mine = get_machine_from_id(&game->machines, iron_id);
 
       for(int i = 0; i < 10; i++)
         add_worker(&game->workers, (V2d){.x=k*250+100,.y=j*400});
@@ -96,8 +99,6 @@ int init_game(Game *game){
       assign_worker_fetch(iron_mine, furnace, &game->workers.worker_stack[c_worker++]);
       game->workers.worker_stack[c_worker].satisf = rand() & 63;
       assign_worker_fetch(coal_mine, furnace, &game->workers.worker_stack[c_worker++]);
-      if(!(furnace->id%1000))
-        printf("%d\n",furnace->id);
     }
   }
 
diff --git a/src/lua_inter.c b/src/lua_inter.c
index cdf4a5c..988d4e1 100644
--- a/src/lua_inter.c
+++ b/src/lua_inter.c
@@ -16,10 +16,8 @@ Game *gl_game;
 typedef void (lua_affect_t)(lua_State*, void *, int);
 
 struct LuaAffect {
-
   lua_affect_t *func;
   int arg;
-
 };
 
 struct TypeMap {
@@ -353,7 +351,7 @@ static int lua_worker_newindex(lua_State *L){
   return 1;
 }
 
-// add_machine(x, y)
+// add_machine(x, y) -> Machine
 static int lua_add_machine(lua_State *L){
   lua_Number x = luaL_checknumber(L, 1);
   lua_Number y = luaL_checknumber(L, 2);
@@ -369,12 +367,14 @@ static int lua_add_machine(lua_State *L){
   return 1;
 }
 
-// get_machine_from_id(id)
+// get_machine_from_id(id) -> Machine or nil
 static int lua_get_machine_from_id(lua_State *L){
   int id = luaL_checkinteger(L, 1) & 0xFFFF;
   Machine *mach = get_machine_from_id(&gl_game->machines, id);
-  if(!mach)
-    return 0;
+  if(!mach){
+    lua_pushnil(L);
+    return 1;
+  }
   Machine **buf = lua_newuserdatauv(L, sizeof(void*), 0);
   *buf = mach;
   luaL_newmetatable(L, "Machine");
@@ -383,7 +383,7 @@ static int lua_get_machine_from_id(lua_State *L){
   return 1;
 }
 
-// add_worker(x, y)
+// add_worker(x, y) -> Machine
 static int lua_add_worker(lua_State *L){
   lua_Number x = luaL_checknumber(L, 1);
   lua_Number y = luaL_checknumber(L, 2);
@@ -394,6 +394,54 @@ static int lua_add_worker(lua_State *L){
   *buf = work;
   luaL_newmetatable(L, "Worker");
   lua_setmetatable(L, -2);
+
+  return 1;
+}
+
+//  get_worker_from_pos(x, y) -> Machine or nil 
+static int lua_get_worker_from_pos(lua_State *L){
+  lua_Number x = luaL_checknumber(L, 1);  
+  lua_Number y = luaL_checknumber(L, 2);  
+  Worker *work = get_worker_from_pos(&gl_game->workers, (V2d){.x=x,.y=y});
+  if(!work){
+    lua_pushnil(L);
+    return 1; 
+  }
+  Worker **buf = lua_newuserdatauv(L, sizeof(void*), 0);
+  *buf = work;
+  luaL_newmetatable(L, "Worker");
+  lua_setmetatable(L, -2);
+
+  return 1;
+}
+
+// assign_worker_machine(machine, worker) -> Int 
+static int lua_assign_worker_machine(lua_State *L){
+  Machine **buf0 = luaL_checkudata(L, 1, "Machine");
+  Machine *mach = *buf0;
+  Worker **buf1 = luaL_checkudata(L, 2, "Worker");
+  Worker *work = *buf1;
+
+  int res = assign_worker_machine(mach, work); 
+  lua_pushinteger(L, res); 
+
+  return 1;
+}
+
+// A vers B
+// assign_worker_fetch(machine_a, machine_b, worker) -> Int
+static int lua_assign_worker_fetch(lua_State *L){
+  Machine **buf0 = luaL_checkudata(L, 1, "Machine");
+  Machine *mach_a = *buf0;
+  buf0 = luaL_checkudata(L, 2, "Machine");
+  Machine *mach_b = *buf0;
+  Worker **buf1 = luaL_checkudata(L, 3, "Worker");
+  Worker *work = *buf1;
+
+  int res = assign_worker_fetch(mach_a, mach_b, work);
+  lua_pushinteger(L, res);
+
+  return 1;
 }
 
 // mtprint(str)
@@ -413,6 +461,9 @@ struct LuaFn exported_funcs[] = {
   {"add_machine", lua_add_machine},
   {"get_machine_from_id", lua_get_machine_from_id},
   {"add_worker", lua_add_worker},
+  {"get_worker_from_pos", lua_get_worker_from_pos},
+  {"assign_worker_machine", lua_assign_worker_machine},
+  {"assign_worker_fetch", lua_assign_worker_fetch},
 };
 
 int lstate_n;
diff --git a/src/main.c b/src/main.c
index 5727f71..b216247 100644
--- a/src/main.c
+++ b/src/main.c
@@ -21,8 +21,8 @@
 /* TODO
 * UI worker/machine :
 * map :
-* - Textures : ~
-* - Affichage : 
+* - Textures : x
+* - Génération :  
 */
 
 #if DEBUG
diff --git a/src/map.c b/src/map.c
index 11fd919..85149b1 100644
--- a/src/map.c
+++ b/src/map.c
@@ -23,10 +23,15 @@ int generate_coll(Game *game, int mapn){
     V2d pos = mach->machine_stack[i].pos;
     pos.x /= 32;
     pos.y /= 32;
+    if(pos.x >= lmap->width || pos.y >= lmap->height)
+      continue;
     lmap->coll[(int)(pos.y * lmap->width + pos.x)] = 1;
-    lmap->coll[(int)(pos.y * lmap->width + pos.x+1)] = 1;
-    lmap->coll[(int)((pos.y+1) * lmap->width + pos.x)] = 1;
-    lmap->coll[(int)((pos.y+1) * lmap->width + pos.x+1)] = 1;
+    if(pos.x+1 < lmap->width)
+      lmap->coll[(int)(pos.y * lmap->width + pos.x+1)] = 1;
+    if(pos.y+1 < lmap->height)
+      lmap->coll[(int)((pos.y+1) * lmap->width + pos.x)] = 1;
+    if(pos.x+1 < lmap->width && pos.y+1 < lmap->height)
+      lmap->coll[(int)((pos.y+1) * lmap->width + pos.x+1)] = 1;
   }
   return 0;
 }
diff --git a/src/mapgen.c b/src/mapgen.c
new file mode 100644
index 0000000..f501547
--- /dev/null
+++ b/src/mapgen.c
@@ -0,0 +1,12 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <math.h>
+
+#include <raylib.h>
+#include <raymath.h>
+
+#include "config.h"
+#include "types.h"
+#include "mapgen.h"
diff --git a/src/mapgen.h b/src/mapgen.h
new file mode 100644
index 0000000..768e1a0
--- /dev/null
+++ b/src/mapgen.h
@@ -0,0 +1,13 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <math.h>
+
+#include <raylib.h>
+#include <raymath.h>
+
+#include "config.h"
+#include "types.h"
+
+#pragma once
diff --git a/src/ui.c b/src/ui.c
index 05cf52b..689725d 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -206,6 +206,12 @@ void worker_widget_draw(Widget *widget, Game *game){
   draw_buttons(widget);
 
   Worker *work = gui_info.widg_target; 
+
+  Rectangle screen_box = {55,90,140,140};
+  Rectangle world_box = {work->pos.x-4, work->pos.y-4, 40, 40}; 
+  
+  draw_game_mini(game, screen_box, world_box);
+
   draw_print(205, 100, 17, BLACK, "Name : %s", worker_names[work->name]); 
   draw_print(205, 120, 17, BLACK, "Traits : TODO");
   draw_print(205, 140, 17, BLACK, "Satisfaction : %.0f%%", 
@@ -232,15 +238,8 @@ Widget worker_widget = {
      .txt = "X",
      .handler = NULL
     },
-    {.box = {55,90,140,140},
-     .color_0 = GRAY,
-     .color_1 = BLACK,
-     .color_txt = WHITE,
-     .txt = "",
-     .handler = NULL
-    },
   },
-  .button_n = 2
+  .button_n = 1
 };
 
 Widget machine_widget = {