diff --git a/.vscode/settings.json b/.vscode/settings.json
index b8e1db1..3d80f2c 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -6,6 +6,8 @@
         "sdl_image.h": "c",
         "sdl.h": "c",
         "base.h": "c",
-        "limits": "c"
+        "limits": "c",
+        "move.h": "c",
+        "stdbool.h": "c"
     }
 }
\ No newline at end of file
diff --git a/bin/back b/bin/back
index d7325d2..75b70b7 100755
Binary files a/bin/back and b/bin/back differ
diff --git a/src/base.c b/src/base.c
index b1a8fa0..471a869 100644
--- a/src/base.c
+++ b/src/base.c
@@ -168,6 +168,36 @@ bool arr_mem(array arr, int elt) {
     return false;
 }
 
+cardinal rotateClockWise(cardinal dir) {
+    return ((cardinal)((int)dir+1)%4);
+}
+
+cardinal rotateCounterWise(cardinal dir) {
+    return ((cardinal)((int)dir+3)%4);
+}
+
+void indent(array* arr, int i) {
+    for(int j = i; j < arr->len -1; j++) {
+        arr->arr[j] = arr->arr[j+1];
+    }
+    arr->len -= 1 ;
+}
+
+void append(array* arr, int elt) {
+    arr->arr[arr->len] = elt ;
+    arr->len += 1 ;
+}
+
+void pop(array* arr, int elt) {
+    int abort = 1 ;
+    for(int i = 0; i < arr->len * abort; i++) {
+        if(arr->arr[i] == elt) {
+            abort = 0 ;
+            indent(arr, i);
+        }
+    }
+}
+
 // ------------------------------------------------------------------------------------------------ //
 
 void import_digits(SDL_Renderer* renderer) {
diff --git a/src/base.h b/src/base.h
index 06ac328..701fdde 100644
--- a/src/base.h
+++ b/src/base.h
@@ -35,6 +35,16 @@ void terminate_line(FILE* ptr);
 
 bool arr_mem(array arr, int elt);
 
+cardinal rotateClockWise(cardinal dir);
+
+cardinal rotateCounterWise(cardinal dir);
+
+void indent(array* arr, int i);
+
+void append(array* arr, int elt);
+
+void pop(array* arr, int elt);
+
 void import_digits(SDL_Renderer* renderer);
 
 void import_letters(SDL_Renderer* renderer);
diff --git a/src/display.c b/src/display.c
index 3ba3787..15f355d 100644
--- a/src/display.c
+++ b/src/display.c
@@ -136,16 +136,19 @@ void drawStringToRenderer(SDL_Renderer* renderer, imgs data, char* s, int X, int
     }
 }
 
-void drawChunkToRenderer(SDL_Renderer* renderer, chunk ch, int xmin, int xmax, int ymin, int ymax) {
-    if(ch.draw_id != draw_par) {
-        ch.draw_id = draw_par ;
+void drawChunkToRenderer(SDL_Renderer* renderer, chunk* ch, int xmin, int xmax, int ymin, int ymax, int di) {
+    if(ch->draw_id != draw_par) {
+        ch->draw_id = draw_par ;
+        //printf("[DDDDD] chunk (%d, %d) has signature : \n", ch.chx, ch.chy);
+        //signature(ch.chdata);
+        //printf("\n");
         for(int i = 0; i < 8; i++) {
-            uint8_t cur = ch.chdata.lines[i] ;
+            uint8_t cur = ch->chdata.lines[i] ;
             for(int j = 0; j < 8; j++) {
-                int cux = 50*(8*ch.chx + i);
-                int cuy = 50*(8*ch.chy + j);
-                int cux2 = 50*(8*ch.chx + i+1);
-                int cuy2 = 50*(8*ch.chy + j+1);
+                int cux = 50*(8*ch->chx + j);
+                int cuy = 50*(8*ch->chy + i);
+                int cux2 = 50*(8*ch->chx + j+1);
+                int cuy2 = 50*(8*ch->chy + i+1);
                 if(true) {
                 //if(cux - 50/zoom > xmin || cux - 50/zoom < xmax || cuy > ymin || cuy < ymax) {
                     if(cur%2 == 1) {
@@ -163,42 +166,26 @@ void drawChunkToRenderer(SDL_Renderer* renderer, chunk ch, int xmin, int xmax, i
 }
 
 void drawHashToRenderer(SDL_Renderer* renderer, int chx, int chy, int xmin, int xmax, int ymin, int ymax, int dist) {
-    //printf("[DEBUG]%d / %d\n", dist, render_distance);
     if(dist < render_distance) {
-        //printf("[DEBUG]    drawing chunk (%d, %d)\n", chx, chy);
         chunk* todraw = gridGet(map, chx, chy) ;
         if(todraw == NULL) {
             fprintf(stderr, "NO\n");
             exit(1);
         };
-        drawChunkToRenderer(renderer, *todraw, xmin, xmax, ymin, ymax);
-        //printf("[DEBUG]    drawn chunk (%d, %d)\n", chx, chy);
+        drawChunkToRenderer(renderer, todraw, xmin, xmax, ymin, ymax, dist);
 
-        if(!gridMem(map, chx+1, chy)) {
-            //printf("[DEBUG]        (%d, %d) from (%d, %d)\n", chx+1, chy, chx, chy);
-            //select_config(*gridGet(map, chx, chy), EAST);
+        if(dist != render_distance -1 && !gridMem(map, chx+1, chy)) {
             generate_chunk_all(chx+1, chy);
-            //printf("[DEBUG]        done\n");
         };
-        if(!gridMem(map, chx-1, chy)) {
-            //printf("[DEBUG]        (%d, %d) from (%d, %d)\n", chx-1, chy, chx, chy);
-            //select_config(*gridGet(map, chx, chy), WEST);
+        if(dist != render_distance -1 && !gridMem(map, chx-1, chy)) {
             generate_chunk_all(chx-1, chy);
-            //printf("[DEBUG]        done\n");
         };
-        if(!gridMem(map, chx, chy+1)) {
-            //printf("[DEBUG]        (%d, %d) from (%d, %d)\n", chx, chy+1, chx, chy);
-            //select_config(*gridGet(map, chx, chy), SOUTH);
+        if(dist != render_distance -1 && !gridMem(map, chx, chy+1)) {
             generate_chunk_all(chx, chy+1);
-            //printf("[DEBUG]        done\n");
         };
-        if(!gridMem(map, chx, chy-1)) {
-            //printf("[DEBUG]        (%d, %d) from (%d, %d)\n", chx, chy-1, chx, chy);
-            //select_config(*gridGet(map, chx, chy), NORTH);
+        if(dist != render_distance -1 && !gridMem(map, chx, chy-1)) {
             generate_chunk_all(chx, chy-1);
-            //printf("[DEBUG]        done\n");
         };
-        //printf("[DEBUG]    recursive (%d, %d)\n", chx, chy);
 
         drawHashToRenderer(renderer, chx+1, chy, xmin, xmax, ymin, ymax, dist+1);
         drawHashToRenderer(renderer, chx-1, chy, xmin, xmax, ymin, ymax, dist+1);
diff --git a/src/display.h b/src/display.h
index 19c6893..f743e16 100644
--- a/src/display.h
+++ b/src/display.h
@@ -21,7 +21,7 @@ void drawNumberToRenderer(SDL_Renderer* renderer, imgs data, int n, int X, int Y
 
 void drawStringToRenderer(SDL_Renderer* renderer, imgs data, char* s, int X, int Y, int W, int H);
 
-void drawChunkToRenderer(SDL_Renderer* renderer, chunk ch, int xmin, int xmax, int ymin, int ymax);
+void drawChunkToRenderer(SDL_Renderer* renderer, chunk* ch, int xmin, int xmax, int ymin, int ymax, int di);
 
 void drawHashToRenderer(SDL_Renderer* renderer, int chx, int chy, int xmin, int xmax, int ymin, int ymax, int dist);
 
diff --git a/src/generation.c b/src/generation.c
index a0a2825..07328fb 100644
--- a/src/generation.c
+++ b/src/generation.c
@@ -22,9 +22,9 @@ Grid map ;
 
 template* configs ;
 array** matches ;
-int n_configs = 2;
+int n_configs = 18;
 
-int render_distance = 3 ;
+int render_distance = 4 ;
 
 int player_x = 4;
 int player_y = 4;
@@ -32,7 +32,7 @@ int player_y = 4;
 int player_cx = 0;
 int player_cy = 0;
 
-int zoom = 250 ;
+int zoom = 75 ;
 int draw_par = 1;
 
 int __width__ = 1200 ;
@@ -41,6 +41,8 @@ int __height__ = 800 ;
 imgs digits ;
 imgs letters ;
 
+template full ;
+
 // ------------------------------------------------------------------------ //
 
 void one_debug() {
@@ -92,81 +94,265 @@ bool is_compatible(chunk ch, cardinal dir, int config_id) {
     return arr_mem(matches[(int)dir][ch.chdata.id], config_id);
 }
 
-void generate_chunk(int x, int y, int config_id) {
+template copy(template src) {
+    template new ;
+    new.id = src.id ;
+    new.eastsig = src.eastsig;
+    new.westsig = src.westsig;
+    new.lines = malloc(sizeof(uint8_t)*8);
+    for(int i = 0; i < 8; i++) {
+        new.lines[i] = src.lines[i];
+    };
+    return new;
+}
+
+void generate_chunk(int x, int y, int config_id) { 
     chunk* new = malloc(sizeof(chunk)) ;
     new->chx = x ;
     new->chy = y ;
     new->draw_id = draw_par - 2;
-    new->chdata = configs[config_id];
-    //printf("               inserting\n");
+    if(config_id >= 0) {
+        new->chdata = copy(configs[config_id]);
+    } else {
+        new->chdata = copy(full) ;
+    };
+    //printf("inserting chunk (%d, %d)[%d]\n", new->chx, new->chy, new->draw_id);
     gridInsert(map, x, y, new);
 }
 
-void select_config(chunk ch, cardinal dir) {
-    //printf("           in\n");
-    int i = 1 + (rand()%n_configs);
-    int idx = 0 ;
-    //printf("init : %d\n", i);
-    while(i > 0) {
-        //printf("  current : %d | %d\n", i, idx);
-        if(is_compatible(ch, dir, idx)) {
-            i -= 1;
-            if(i != 0) {
-                idx = (idx+1)%n_configs;
+void print_template(int config_id) {
+    for(int i = 0; i < 8; i++) {
+        uint8_t rem = configs[config_id].lines[i];
+        for(int j = 0; j < 8; j++) {
+            if(rem%2 == 1) {
+                printf("X ");
+            } else {
+                printf("  ");
             };
-            //printf("    pass\n");
-        } else {
-            idx = (idx+1)%n_configs;
-            //printf("    smash\n");
+            rem = rem/2 ;
+        };
+        printf("(%d)\n", configs[config_id].lines[i]);
+    };/*
+    for(int i = 0; i < 4; i++) {
+        printf("[");
+        for(int j = 0; j < matches[i][config_id].len; j++) {
+            printf("%d ", matches[i][config_id].arr[j]);
+        }
+        printf("]\n");
+    };*/
+    printf("\n");
+}
+
+void rotateTemplateClockWise(int config_id) {
+    // 1st line become last column ... last line become 1st column
+    uint8_t* new = malloc(sizeof(uint8_t)*8);
+
+    configs[config_id].westsig = configs[config_id].lines[7];
+    configs[config_id].eastsig = configs[config_id].lines[0];
+
+    for(int i = 0; i < 8; i++) {
+        new[i] = configs[config_id].lines[i];
+        configs[config_id].lines[i] = 0;
+    };    
+    for(int i = 0; i < 8; i++) {
+        uint8_t rem = new[i];
+        for(int j = 0; j < 8; j++) {
+            configs[config_id].lines[j] *= 2 ;
+            configs[config_id].lines[j] += rem%2 ;
+            rem = rem / 2 ;
         }
     };
-    //printf("chosen : %d\n\n", idx);
-    if(dir == NORTH) {
-        generate_chunk(ch.chx, ch.chy - 1, idx);
-    } else if(dir == SOUTH) {
-        generate_chunk(ch.chx, ch.chy + 1, idx);
-    } else if(dir == EAST) {
-        generate_chunk(ch.chx + 1, ch.chy, idx);
-    } else {
-        generate_chunk(ch.chx - 1, ch.chy, idx);
-    };
-    //printf("           out\n");
+
+    if(config_id >= 9 ) {
+        //print_template(config_id);
+    }
+
+    if(false) {
+        int* temp = matches[0][config_id].arr;
+        int len0 = matches[0][config_id].len;
+
+        matches[0][config_id].arr = matches[1][config_id].arr;
+        matches[0][config_id].len = matches[1][config_id].len;
+
+        matches[1][config_id].arr = matches[2][config_id].arr;
+        matches[1][config_id].len = matches[2][config_id].len;
+
+        matches[2][config_id].arr = matches[3][config_id].arr;
+        matches[2][config_id].len = matches[3][config_id].len;
+
+        matches[3][config_id].arr = temp;
+        matches[3][config_id].len = len0;
+
+        for(int tp = 0; tp < n_configs; tp++) {
+            pop(&matches[0][tp], config_id);
+            append(&matches[1][tp], config_id);
+
+            pop(&matches[1][tp], config_id);
+            append(&matches[2][tp], config_id);
+
+            pop(&matches[2][tp], config_id);
+            append(&matches[3][tp], config_id);
+
+            pop(&matches[3][tp], config_id);
+            append(&matches[0][tp], config_id);
+        }
+    }
+
+    free(new);
 }
 
 bool is_compat_one(int cx, int cy, cardinal dir, int idx) {
-    if(!gridMem(map, cx, cy)) {
+    if(idx == -1 || !gridMem(map, cx, cy)) {
         return true;
     };
     return is_compatible(*gridGet(map, cx, cy), dir, idx);
 }
 
-void generate_chunk_all(int cx, int cy) {
-    int i = 1 + (rand()%n_configs);
-    int idx = 0 ;
-    while(i > 0) {
-        if(is_compat_one(cx-1, cy, EAST, idx) && is_compat_one(cx+1, cy, WEST, idx) && is_compat_one(cx, cy-1, SOUTH, idx) && is_compat_one(cx, cy+1, NORTH, idx)) {
-            i -= 1;
-            if(i != 0) {
-                idx = (idx+1)%n_configs;
+bool is_compat_sig_north(int cx, int cy, int idx) {
+    chunk* cp = gridGet(map, cx, cy-1);
+    if(cp == NULL) {
+        return true;
+    } else {
+        return cp->chdata.lines[7] == configs[idx].lines[0];
+    }
+}
+bool is_compat_sig_south(int cx, int cy, int idx) {
+    chunk* cp = gridGet(map, cx, cy+1);
+    if(cp == NULL) {
+        return true;
+    } else {
+        return cp->chdata.lines[0] == configs[idx].lines[7];
+    }
+}
+bool is_compat_sig_east(int cx, int cy, int idx) {
+    chunk* cp = gridGet(map, cx+1, cy);
+    if(cp == NULL) {
+        return true;
+    } else {
+        return cp->chdata.westsig == configs[idx].eastsig;
+    }
+}
+bool is_compat_sig_west(int cx, int cy, int idx) {
+    chunk* cp = gridGet(map, cx-1, cy);
+    if(cp == NULL) {
+        return true;
+    } else {
+        return cp->chdata.eastsig == configs[idx].westsig;
+    }
+}
+
+void signature(template t) {
+    printf("[NORTH] %d\n", t.lines[0]);
+    printf("[EAST]  %d\n", t.eastsig);
+    printf("[SOUTH] %d\n", t.lines[7]);
+    printf("[WEST]  %d\n\n", t.westsig);
+}
+
+bool is_compat_with_spins(int cx, int cy, int idx) {
+    for(int k = 0; k < 4; k++) {
+        //printf("    (%d %d %d %d)\n", is_compat_one(cx-1, cy, EAST, idx), is_compat_one(cx+1, cy, WEST, idx), is_compat_one(cx, cy-1, SOUTH, idx), is_compat_one(cx, cy+1, NORTH, idx));
+        //if(is_compat_one(cx-1, cy, EAST, idx) && is_compat_one(cx+1, cy, WEST, idx) && is_compat_one(cx, cy-1, SOUTH, idx) && is_compat_one(cx, cy+1, NORTH, idx)) {
+        if(is_compat_sig_north(cx, cy, idx) && is_compat_sig_east(cx, cy, idx) && is_compat_sig_south(cx, cy, idx) && is_compat_sig_west(cx, cy, idx)) {
+            
+            /*printf("---------------------------------\n");
+            signature(configs[idx]);
+            if(gridGet(map, cx, cy+1) != NULL) {
+                printf("[SOUTH] - %d\n", (gridGet(map, cx, cy+1)->chdata).lines[7]);
+            } else {
+                printf("[SOUTH] - \n");
             }
+            if(gridGet(map, cx+1, cy) != NULL) {
+                printf("[EAST]  - %d\n", (gridGet(map, cx+1, cy)->chdata).westsig);
+            } else {
+                printf("[EAST]  - \n");
+            }
+            if(gridGet(map, cx, cy-1) != NULL) {
+                printf("[NORTH] - %d\n", (gridGet(map, cx, cy-1)->chdata).lines[0]);
+            } else {
+                printf("[NORTH] - \n");
+            }
+            if(gridGet(map, cx-1, cy) != NULL) {
+                printf("[WEST]  - %d\n\n", (gridGet(map, cx-1, cy)->chdata).eastsig);
+            } else {
+                printf("[WEST]  - \n");
+            }
+            printf("---------------------------------\n");*/
+
+            return true ;
         } else {
-            idx = (idx+1)%n_configs;
+            rotateTemplateClockWise(idx);
         }
     };
+    return false;
+}
+
+bool is_compat_with_spins_uno(int cx, int cy, int idx) {
+    if(is_compat_sig_north(cx, cy, idx) && is_compat_sig_east(cx, cy, idx) && is_compat_sig_south(cx, cy, idx) && is_compat_sig_west(cx, cy, idx)) {
+        return true ;
+    } else {
+        rotateTemplateClockWise(idx);
+        return false;
+    }
+}
+
+void generate_chunk_all(int cx, int cy) {
+    int i = 1 + (rand()%(4*n_configs));
+    int idx = 0 ;
+    int turn = 0 ;
+    int k = 0 ;
+    while(i > 0) {
+        if(turn > 8*n_configs) {
+            i = 0 ;
+            idx = 0 ;
+            printf("failed\n");
+        } else {
+            if(is_compat_with_spins_uno(cx, cy, idx)) {
+                i -= 1;
+                if(i != 0) {
+                    if(k == 3) {
+                        idx = (idx+1)%n_configs;
+                        k = 0 ;
+                    } else {
+                        k++ ;
+                    };
+                }
+            } else {
+                if(k == 3) {
+                    idx = (idx+1)%n_configs;
+                    turn += 1;
+                    k = 0 ;
+                } else {
+                    k++ ;
+                }
+            }
+        }
+    };
+    //printf("\ngenerating %d\n", idx);
     generate_chunk(cx, cy, idx);
 }
 
 void initialize(SDL_Renderer* renderer) {
     map = newGrid();
+
     import_letters(renderer);
     import_digits(renderer);
-    generate_chunk(0, 0, rand()%n_configs);
+
+    full.lines = malloc(sizeof(uint8_t)*8);
+    for(int i = 0; i < 8; i++) {
+        full.lines[i] = 255 ;
+    };
+    full.id = -1 ;
+
+    generate_chunk(0, 0, 1);
 }
 
 void destroy() {
     freeGrid(map);
+
     free_digits(digits);
     free_digits(letters);
+
+    free(full.lines);
 }
 
 void parse_one(FILE* ptr, FILE* ptr2, int index) {
@@ -175,19 +361,27 @@ void parse_one(FILE* ptr, FILE* ptr2, int index) {
             int xres = get_integer_plus_align(ptr, ptr2);
             configs[index].lines[i] *= 2 ;
             configs[index].lines[i] += xres ;
+
+            if(j == 0) {
+                configs[index].westsig *= 2;
+                configs[index].westsig += xres;
+            } else if(j == 7) {
+                configs[index].eastsig *= 2;
+                configs[index].eastsig += xres;
+            }
         }
-    };
+    };/*
     for(int i = 0; i < 4; i++) {
         int len = count_char_in_line(ptr2, ',');
         matches[i][index].len = len ;
-        matches[i][index].arr = malloc(sizeof(int)*len);
+        matches[i][index].arr = malloc(sizeof(int)*n_configs); // just in case
         int wasted = fgetc(ptr); // always a '['
-        for(int j = 0; j <len; j++) {
+        for(int j = 0; j < len; j++) {
             int read = get_integer(ptr);
             matches[i][index].arr[j] = read ;
         };
         terminate_line(ptr);
-    };
+    };*/
     
     terminate_line(ptr);
     terminate_line(ptr2);
@@ -211,6 +405,8 @@ void parse_configs(char* filename, int n_conf) {
 
     for(int i = 0; i < n_conf; i++) {
         configs[i].id = i;
+        configs[i].eastsig = 0 ;
+        configs[i].westsig = 0 ;
         configs[i].lines = malloc(sizeof(uint8_t)*8);
         for(int j = 0; j < 8; j++) {
             configs[i].lines[j] = 0;
diff --git a/src/generation.h b/src/generation.h
index 5a9c0f5..3225a10 100644
--- a/src/generation.h
+++ b/src/generation.h
@@ -9,10 +9,16 @@ bool is_compatible(chunk ch, cardinal dir, int config_id);
 
 void generate_chunk(int x, int y, int config_id);
 
-void select_config(chunk ch, cardinal dir);
+void print_template(int config_id);
+
+void rotateTemplateClockWise(int config_id);
 
 bool is_compat_one(int cx, int cy, cardinal dir, int idx);
 
+void signature(template t);
+
+bool is_compat_with_spins(int cx, int cy, int idx);
+
 void generate_chunk_all(int cx, int cy);
 
 void initialize(SDL_Renderer* renderer);
diff --git a/src/hash.c b/src/hash.c
index 0dfcbf6..ea62a13 100644
--- a/src/hash.c
+++ b/src/hash.c
@@ -45,7 +45,7 @@ void freeGrid(Grid grid) {
     free(grid);
 }
 
-void subGridInsert(Grid grid, int hash, chunk* elt) {
+void subGridInsert(Grid grid, int hash, chunk* elt, int x, int y) {
     int index = hash % grid->capacity;
     //printf("               inserting at index [%d]", index);
     List* data = grid->data;
@@ -53,6 +53,8 @@ void subGridInsert(Grid grid, int hash, chunk* elt) {
         //printf("                   <-->\n");
         List list = malloc(sizeof(struct List));
         list->hash = hash;
+        list->x = x;
+        list->y = y;
         list->elt = elt;
         list->next = NULL;
         grid->size++;
@@ -64,11 +66,13 @@ void subGridInsert(Grid grid, int hash, chunk* elt) {
             list = list->next;
         };
         //printf("                   <>\n");
-        if (list->hash == hash) {
+        if (list->x == x && list->y == y) {
             list->elt = elt;
         } else {
             List nex = malloc(sizeof(struct List));
             nex->hash = hash;
+            nex->x = x;
+            nex->y = y;
             nex->elt = elt;
             nex->next = NULL;
             list->next = nex;
@@ -82,7 +86,7 @@ void gridInsert(Grid grid, int x, int z, chunk* elt) {
         grid->size = 0;
         grid->capacity *= 2;
 
-        //printf("resizing\n");
+        printf("resizing\n");
 
         List* old_data = grid->data;
         grid->data = malloc(sizeof(List) * grid->capacity);;
@@ -92,21 +96,21 @@ void gridInsert(Grid grid, int x, int z, chunk* elt) {
         for (int i = 0; i < grid->capacity/2; i++) {
             List list = old_data[i];
             while (list != NULL) {
-                subGridInsert(grid, list->hash, list->elt);
+                subGridInsert(grid, list->hash, list->elt, list->x, list->y);
                 list = list->next;
             }
         }
     };
 
     int hash = generate_hash(x, z);
-    subGridInsert(grid, hash, elt);
+    subGridInsert(grid, hash, elt, x, z);
 }
 
 chunk* gridGet(Grid grid, int x, int z) {
     int hash = generate_hash(x, z);
     int index = hash % grid->capacity;
     List list = grid->data[index];
-    while (list != NULL && list->hash != hash) {
+    while (list != NULL && (list->x != x || list->y != z)) {
         list = list->next;
     }
     if (list == NULL) {
@@ -119,7 +123,7 @@ bool gridMem(Grid grid, int x, int z) {
     int hash = generate_hash(x, z);
     int index = hash % grid->capacity;
     List list = grid->data[index];
-    while (list != NULL && list->hash != hash) {
+    while (list != NULL && (list->x != x || list->y != z)) {
         list = list->next;
     }
     if (list == NULL) {
@@ -153,9 +157,9 @@ chunk* gridRemove(Grid grid, int x, int z) {
 
 Grid newGrid() {
     Grid grid = malloc(sizeof(struct Grid));
-    grid->data = malloc(sizeof(List) * 8);
+    grid->data = malloc(sizeof(List) * 800);
     grid->size = 0;
-    grid->capacity = 8;
+    grid->capacity = 800;
     grid->loadFactor = 0.75;
     for (int i = 0; i < grid->capacity; i++) {
         grid->data[i] = NULL;
diff --git a/src/hash.h b/src/hash.h
index 8ea1667..3cca3fb 100644
--- a/src/hash.h
+++ b/src/hash.h
@@ -7,13 +7,16 @@
 typedef struct template {
     uint8_t id ;
     uint8_t* lines ;         // len = 8
+
+    uint8_t eastsig ;
+    uint8_t westsig ;
 } template ;
 
 typedef struct chunk {
     int16_t chx ;
     int16_t chy ;
 
-    uint8_t draw_id ;
+    int draw_id ;
 
     template chdata ;
 } chunk ;
@@ -22,6 +25,8 @@ typedef struct chunk {
 
 typedef struct List {
     int hash;
+    int x;
+    int y;
     chunk* elt;
     struct List* next;
 } *List;
diff --git a/src/main.c b/src/main.c
index c4e0b31..9b92fe0 100644
--- a/src/main.c
+++ b/src/main.c
@@ -43,10 +43,14 @@ int main(int argc, char** argv) {
 
     /* -------------------------------------------------------- */
     //one_debug();
-    parse_configs("templates.txt", 2);
+    parse_configs("templates.txt", 23);
 
     initialize(rend);
 
+    //print_template(1);
+    //rotateTemplateClockWise(1);
+    //print_template(1);
+
     moveFunctionMaster(rend);
 
     destroy();
diff --git a/src/move.c b/src/move.c
index 69955e9..266450f 100644
--- a/src/move.c
+++ b/src/move.c
@@ -69,7 +69,7 @@ void increment_y(double dy) {
 bool moveRequest(double dx, double dy) {
     increment_x(dx);
     increment_y(dy);
-    if(checkCollision()) {
+    if(false && checkCollision()) {
         increment_x(-dx);
         increment_y(-dy);
         return false;
@@ -110,7 +110,7 @@ void moveControl(bool* halt) {
                         *halt = true;
                         break;
                     case SDLK_m:
-                        zoom = max(100, zoom-25);
+                        zoom = max(25, zoom-25);
                         break;
                     case SDLK_p:
                         zoom = min(2250, zoom+25);
@@ -133,6 +133,7 @@ void moveFunctionMaster(SDL_Renderer* renderer) {
         drawNumberToRenderer(renderer, digits, to_int(epsilon_x*100), 2 * __width__ / 3, 10, 50, 70, 0);
         drawNumberToRenderer(renderer, digits, to_int(epsilon_y*100), 2 * __width__ / 3, 80, 50, 70, 0);
         updateRenderer(renderer);
+        draw_par += 1 ;
         usleep(20000);
     }
 }
\ No newline at end of file
diff --git a/src/structure.h b/src/structure.h
index c15699f..c0b0c25 100644
--- a/src/structure.h
+++ b/src/structure.h
@@ -11,7 +11,7 @@ typedef struct array {
     int len ;
 } array ;
 
-typedef enum cardinal {NORTH, SOUTH, EAST, WEST} cardinal ;
+typedef enum cardinal {NORTH, EAST, SOUTH, WEST} cardinal ;
 
 extern Grid map ;
 
@@ -46,23 +46,6 @@ extern int n_configs ;      // 2nd length
 extern imgs digits ;
 extern imgs letters ;
 
-/* example
-[
-    [
-        [1, 3], [0], [3], [2] <-- this 1 means "config 1 can be placed above a chunk with config 0"
-    ],
-    [
-        [1], [0], [3], [0, 2] <-- this (1st) 0 means "config 0 can be placed below a chunk with config 1"
-    ],
-    [
-        [1], [], [], []
-    ],
-    [
-        [1], [0], [], []
-    ]
-]
-*/
-
-// chunk is 8x8 and (0, 0) is at top left
+extern template full ;
 
 #endif
\ No newline at end of file
diff --git a/templates.txt b/templates.txt
index efef2e8..742487b 100644
--- a/templates.txt
+++ b/templates.txt
@@ -1,28 +1,209 @@
 1 1 1 0 0 1 1 1
-1 0 0 0 0 0 0 1
-1 0 0 0 0 0 0 1
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
 0 0 0 0 0 0 0 0
 0 0 0 0 0 0 0 0
-1 0 0 0 0 0 0 1
-1 0 0 0 0 0 0 1
 1 1 1 0 0 1 1 1
-[0,1,]
-[0,1,]
-[0,1,]
-[0,1,]
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
 
 1 1 1 0 0 1 1 1
 1 0 0 0 0 0 0 1
-1 1 1 0 0 1 0 1
+1 0 0 0 0 0 0 1
 0 0 0 0 0 0 0 0
 0 0 0 0 0 0 0 0
-1 0 1 0 0 1 1 1
+1 0 0 0 0 0 0 1
 1 0 0 0 0 0 0 1
 1 1 1 0 0 1 1 1
-[0,1,]
-[0,1,]
-[1,0,]
-[1,0,]
+
+1 1 1 0 0 1 1 1
+1 0 0 0 0 0 0 1
+1 0 0 1 1 0 0 1
+0 0 1 1 1 1 0 0
+0 0 1 1 1 1 0 0
+1 0 0 1 1 0 0 1
+1 0 0 0 0 0 0 1
+1 1 1 0 0 1 1 1
+
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 0 0 0 0 0
+1 1 1 0 0 0 0 0
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+
+1 1 1 1 1 1 1 1
+1 0 0 0 0 0 0 1
+1 0 0 0 0 0 0 1
+1 0 0 0 0 0 0 0
+1 0 0 0 0 0 0 0
+1 0 0 0 0 1 1 1
+1 0 0 0 0 1 1 1
+1 1 1 0 0 1 1 1
+
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+
+1 1 1 1 1 1 1 1
+1 0 0 0 0 0 0 1
+1 0 0 0 0 0 0 1
+0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+
+1 1 1 1 1 1 1 1
+1 1 0 0 0 0 1 1
+1 1 0 0 0 0 1 1
+0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0
+1 1 0 0 0 0 1 1
+1 1 0 0 0 0 1 1
+1 1 1 1 1 1 1 1
+
+1 1 1 1 1 1 1 1
+0 0 0 0 0 0 1 1
+1 0 0 0 0 0 1 1
+1 0 0 1 1 0 0 0
+1 0 0 1 1 0 0 0
+1 0 0 0 0 0 1 1
+0 0 0 0 0 0 1 1
+1 1 1 1 1 1 1 1
+
+1 1 1 1 1 1 1 1
+0 0 0 1 0 0 0 1
+1 0 0 0 0 0 0 1
+1 0 0 0 0 1 0 0
+1 0 0 0 0 1 0 0
+1 0 0 0 0 0 0 1
+0 0 0 1 0 0 0 1
+1 1 1 1 1 1 1 1
+
+1 1 1 1 1 1 1 1
+0 0 0 0 0 0 0 0
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+0 0 0 0 0 0 0 0
+1 1 1 1 1 1 1 1
+
+1 0 1 1 1 1 0 1
+0 0 0 0 0 0 0 0
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+0 0 0 0 0 0 0 0
+1 0 1 1 1 1 0 1
+
+1 1 1 0 0 1 1 1
+0 0 0 0 0 0 0 0
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+0 0 0 0 0 0 0 0
+1 1 1 0 0 1 1 1
+
+1 0 1 1 1 1 0 1
+0 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+1 0 0 0 0 0 0 1
+1 1 1 1 1 1 0 1
+0 0 0 0 0 0 0 1
+1 1 1 1 1 1 1 1
+
+1 1 1 1 1 1 1 1
+0 0 0 0 0 1 1 1
+1 0 0 0 0 0 1 1
+1 0 0 0 0 0 1 1
+1 0 0 0 0 0 1 1
+1 0 0 0 0 0 1 1
+0 0 0 0 0 1 1 1
+1 1 1 1 1 1 1 1
+
+1 1 1 1 1 1 1 1
+1 1 1 1 1 1 1 1
+1 1 0 0 0 0 1 1
+0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0
+1 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+
+1 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0
+1 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+1 0 1 1 1 1 0 1
+
+1 1 1 0 0 1 1 1
+0 0 1 0 0 1 0 0
+1 0 0 0 0 0 0 1
+1 0 0 1 1 0 0 1
+1 0 0 1 1 0 0 1
+1 0 0 0 0 0 0 1
+0 0 1 0 0 1 0 0
+1 1 1 1 1 1 1 1
+
+1 1 1 0 0 1 1 1
+0 0 1 0 0 1 0 0
+1 0 0 0 0 0 0 1
+1 0 0 1 1 0 0 1
+1 0 0 1 1 0 0 1
+1 0 0 0 0 0 0 1
+0 0 1 0 0 1 0 0
+1 1 1 0 0 1 1 1
+
+1 1 1 0 0 1 1 1
+0 0 1 0 0 1 1 1
+1 0 0 0 0 0 0 1
+1 0 0 1 1 0 0 0
+1 0 0 1 1 0 0 0
+1 0 0 0 0 0 0 1
+0 0 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+
+1 1 1 1 1 1 1 1
+0 0 1 0 0 1 1 1
+1 0 0 0 0 0 0 1
+1 0 0 1 1 0 0 0
+1 0 0 1 1 0 0 0
+1 0 0 0 0 0 0 1
+0 0 1 0 0 1 1 1
+1 1 1 0 0 1 1 1
+
+1 1 1 0 0 1 1 1
+0 0 1 0 0 1 1 1
+1 0 0 0 0 0 0 1
+1 0 0 1 1 0 0 0
+1 0 0 1 1 0 0 0
+1 0 0 0 0 0 0 1
+0 0 1 0 0 1 1 1
+1 1 1 1 1 1 1 1
 
 $
 
@@ -30,6 +211,6 @@ format is :
 eight lines with eight 0s and 1s in each
 four lists separated with a \n containing compatibilities with other configs
 WARNING : do NOT forget the commas (1 for each)(otherwise seg fault will await...)
-order is NORTH SOUTH EAST WEST
+order is NORTH EAST SOUTH WEST
 
 separate two templates with \n\n
\ No newline at end of file