diff --git a/src/drawiso.c b/src/drawiso.c
index fb24313..5c12be2 100644
--- a/src/drawiso.c
+++ b/src/drawiso.c
@@ -8,111 +8,111 @@ extern bopti_image_t img_2;
 extern bopti_image_t img_3;
 extern bopti_image_t img_3;
 
-void draw_map_at(int map[], int posx, int posy, int width) {
-    int j = 0;
-    int x = 0;
-    for(int i=0; i < width; i++) {
-        switch(map[i]) {
-            case 1:
-                draw_iso(x,j,posx,posy,&img_1);
-                break;
-            case 2:
-                draw_iso(x,j,posx,posy,&img_2);
-                break;
-            case 3:
-                draw_from_bottom(x,j,posx,posy,&img_3,16);
-                break;
-            case 9:
-                draw_iso(x,j,posx,posy,&img_3);
-                break;
-        }
-        x++;
-        if(!(i%level_width) && i != 0) { j++; x = 0; }
-    }
-    dupdate();
+void draw_map_at(tile_t map[], int posx, int posy, int width) {
+	int j = 0;
+	int x = 0;
+	for(int i=0; i < width; i++) {
+		switch(map[i]) {
+			case 1:
+				draw_iso(x,j,posx,posy,&img_1);
+				break;
+			case 2:
+				draw_iso(x,j,posx,posy,&img_2);
+				break;
+			case 3:
+				draw_from_bottom(x,j,posx,posy,&img_3,16);
+				break;
+			case 9:
+				draw_iso(x,j,posx,posy,&img_3);
+				break;
+		}
+		x++;
+		if(!(i%level_width) && i != 0) { j++; x = 0; }
+	}
+	dupdate();
 }
 
-void draw_map_player(int map[], int indx, int indy, int taillemap) {
-    int j = 0;
-    int x = 0;
+void draw_map_player(tile_t map[], int indx, int indy, int taillemap) {
+	int j = 0;
+	int x = 0;
 
-    int coomap = indx + indy*level_width;
-    int beginmap = coomap - player_view - level_width*player_view;
+	int coomap = indx + indy*level_width;
+	int beginmap = coomap - player_view - level_width*player_view;
 
-    int beginline = coomap - player_view * level_width - coomap%level_width; 
+	int beginline = coomap - player_view * level_width - coomap%level_width; 
 
-    if(beginmap < 0) {
-    	beginmap = indx - player_view;
-    	if(beginmap < 0) beginmap = 0;
-    }
+	if(beginmap < 0) {
+		beginmap = indx - player_view;
+		if(beginmap < 0) beginmap = 0;
+	}
 
-    if((coomap - player_view)%level_width > coomap%level_width) {
-    	if(beginline > 0) {
-    		beginmap = beginline;
-    	} else {
-    		beginmap = 0;
-    	}
-    }
+	if((coomap - player_view)%level_width > coomap%level_width) {
+		if(beginline > 0) {
+			beginmap = beginline;
+		} else {
+			beginmap = 0;
+		}
+	}
 
 	int next = indx + player_view + beginmap/level_width * level_width;
 	int endline = beginmap+level_width-beginmap%level_width-1;
 
-    if(next > endline) next = endline;
+	if(next > endline) next = endline;
 
-    if(next < 0) {
-    	next = indx + player_view;
-    }
+	if(next < 0) {
+		next = indx + player_view;
+	}
 
-    int indypro = indy + player_view;
-    if(indypro > taillemap/level_width-1) {
-    	indypro = taillemap/level_width-1;
-    }
-    int endmap = next%level_width + level_width*indypro;
+	int indypro = indy + player_view;
+	if(indypro > taillemap/level_width-1) {
+		indypro = taillemap/level_width-1;
+	}
+	int endmap = next%level_width + level_width*indypro;
 
-    int ecart = next - beginmap;
-    int xcentre = 0, ycentre = 0;
-    
-    for(int i = beginmap; i <= endmap; i++) {
-    	x++;
-    	if(i == coomap) {xcentre = x-1; ycentre = j; break;}
-    	if(i == beginmap + ecart + j * level_width) {
-    		j++;
-    		x=0;
-    		i = beginmap + j*level_width-1;
-    	}
-    }
-    
-    j=0;
-    x=4-xcentre;
-    for(int i = beginmap; i <= endmap; i++) {
-        int y = j + (2-ycentre);
-    	switch(map[i]) {
-            case 1:
-                draw_iso(x,y,150,60,&img_1);
-                break;
-            case 2:
-                draw_iso(x,y,150,60,&img_2);
-                break;
-            case 3:
-                draw_from_bottom(x,y,150,60,&img_3,16);
-                break;
-            case 9:
-                draw_iso(x,y,150,60,&img_3);
-                break;
-        }
-        x++;
-    	if(i==beginmap+ecart+j*level_width) {
-    		j++;
-    		x=4-xcentre;
-    		i = beginmap + j*level_width-1;
-    	}
-    }
+	int ecart = next - beginmap;
+	int xcentre = 0, ycentre = 0;
+
+	for(int i = beginmap; i <= endmap; i++) {
+		x++;
+		if(i == coomap) {xcentre = x-1; ycentre = j; break;}
+		if(i == beginmap + ecart + j * level_width) {
+			j++;
+			x=0;
+			i = beginmap + j*level_width-1;
+		}
+	}
+
+	j=0;
+	x=4-xcentre;
+	for(int i = beginmap; i <= endmap; i++) {
+		int y = j + (2-ycentre);
+		switch(map[i]) {
+			case 1:
+				draw_iso(x,y,150,60,&img_1);
+				break;
+			case 2:
+				draw_iso(x,y,150,60,&img_2);
+				break;
+			case 3:
+				draw_from_bottom(x,y,150,60,&img_3,16);
+				break;
+			case 9:
+				draw_iso(x,y,150,60,&img_3);
+				break;
+		}
+		x++;
+		if(i==beginmap+ecart+j*level_width) {
+			j++;
+			x=4-xcentre;
+			i = beginmap + j*level_width-1;
+		}
+	}
 }
 
 void draw_iso(int i, int j, int posx, int posy, bopti_image_t *image) {
-    dimage(posx+(-j*tile+i*tile),posy+((i*tile/2)+(j*tile/2)),image);
+	dimage(posx+(-j*tile+i*tile),posy+((i*tile/2)+(j*tile/2)),image);
 }
 
 void draw_from_bottom(int i, int j, int posx, int posy, bopti_image_t *image, int height) {
-    draw_iso(i,j,posx,posy-height,image);
+	draw_iso(i,j,posx,posy-height,image);
 }
diff --git a/src/drawiso.h b/src/drawiso.h
index 6a22df6..a695357 100644
--- a/src/drawiso.h
+++ b/src/drawiso.h
@@ -1,4 +1,6 @@
-void draw_map_at(int map[], int taillex, int tailley, int width);
-void draw_map_player(int map[], int taillex, int tailley, int taillemap);
+typedef uint8_t tile_t;
+
+void draw_map_at(tile_t map[], int taillex, int tailley, int width);
+void draw_map_player(tile_t map[], int taillex, int tailley, int taillemap);
 void draw_iso(int i, int j, int posx, int posy, bopti_image_t *image);
 void draw_from_bottom(int i, int j, int posx, int posy, bopti_image_t *image, int height);
diff --git a/src/main.c b/src/main.c
index a0f9d2f..bf9eb69 100644
--- a/src/main.c
+++ b/src/main.c
@@ -8,37 +8,36 @@
 int main(void)
 {
 	dclear(C_WHITE);
-    int map[450] = 
-    { 0, 0, 0, 1, 2, 0, 2, 2, 3, 0, 0, 2, 0, 1, 3, 0, 0, 0, 3, 0, 0, 3, 3, 0, 3, 2, 2, 2, 3, 0, 1, 0, 0, 2, 0, 3, 1, 2, 2, 0, 1, 1, 2, 0, 2, 2, 3, 2, 2, 1, 3, 0, 3, 1, 0, 2, 2, 1, 2, 1, 3, 3, 1, 3, 2, 2, 3, 1, 1, 1, 3, 0, 2, 2, 3, 2, 1, 1, 2, 3, 1, 3, 3, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 2, 1, 0, 1, 0, 3, 2, 2, 0, 2, 3, 0, 3, 0, 2, 2, 1, 1, 2, 2, 3, 0, 2, 2, 2, 3, 1, 3, 2, 1, 1, 1, 3, 1, 2, 2, 1, 3, 2, 0, 2, 2, 2, 0, 2, 2, 3, 3, 0, 1, 1, 0, 2, 0, 1, 0, 2, 2, 2, 3, 0, 3, 1, 3, 3, 0, 3, 0, 0, 0, 3, 0, 1, 0, 0, 1, 3, 3, 1, 2, 1, 0, 1, 3, 3, 3, 0, 0, 0, 1, 3, 3, 0, 2, 1, 3, 1, 0, 2, 1, 2, 3, 0, 1, 2, 0, 1, 0, 2, 0, 1, 2, 2, 1, 2, 1, 1, 2, 2, 1, 0, 1, 0, 0, 2, 0, 3, 3, 1, 2, 2, 1, 1, 1, 3, 1, 0, 0, 1, 2, 1, 0, 1, 1, 3, 1, 3, 2, 1, 0, 1, 3, 3, 2, 2, 1, 0, 1, 2, 3, 3, 1, 0, 0, 0, 0, 3, 3, 0, 0, 0, 0, 1, 3, 1, 1, 2, 2, 2, 2, 1, 1, 1, 2, 3, 3, 3, 3, 2, 1, 1, 1, 1, 3, 3, 1, 0, 1, 0, 0, 1, 1, 3, 2, 2, 2, 0, 0, 1, 1, 0, 3, 3, 3, 2, 3, 1, 2, 1, 1, 0, 1, 1, 0, 0, 2, 0, 0, 2, 1, 1, 2, 0, 0, 3, 2, 0, 2, 3, 3, 2, 0, 3, 2, 3, 2, 0, 0, 3, 0, 2, 0, 1, 0, 3, 3, 3, 0, 1, 3, 3, 0, 0, 0, 0, 0, 3, 0, 0, 3, 0, 0, 0, 0, 1, 0, 3, 1, 1, 3, 2, 0, 0, 2, 1, 0, 1, 0, 3, 0, 1, 1, 3, 3, 0, 1, 2, 2, 3, 0, 1, 1, 1, 0 };
+	tile_t map[450] = { 0, 0, 0, 1, 2, 0, 2, 2, 3, 0, 0, 2, 0, 1, 3, 0, 0, 0, 3, 0, 0, 3, 3, 0, 3, 2, 2, 2, 3, 0, 1, 0, 0, 2, 0, 3, 1, 2, 2, 0, 1, 1, 2, 0, 2, 2, 3, 2, 2, 1, 3, 0, 3, 1, 0, 2, 2, 1, 2, 1, 3, 3, 1, 3, 2, 2, 3, 1, 1, 1, 3, 0, 2, 2, 3, 2, 1, 1, 2, 3, 1, 3, 3, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 2, 1, 0, 1, 0, 3, 2, 2, 0, 2, 3, 0, 3, 0, 2, 2, 1, 1, 2, 2, 3, 0, 2, 2, 2, 3, 1, 3, 2, 1, 1, 1, 3, 1, 2, 2, 1, 3, 2, 0, 2, 2, 2, 0, 2, 2, 3, 3, 0, 1, 1, 0, 2, 0, 1, 0, 2, 2, 2, 3, 0, 3, 1, 3, 3, 0, 3, 0, 0, 0, 3, 0, 1, 0, 0, 1, 3, 3, 1, 2, 1, 0, 1, 3, 3, 3, 0, 0, 0, 1, 3, 3, 0, 2, 1, 3, 1, 0, 2, 1, 2, 3, 0, 1, 2, 0, 1, 0, 2, 0, 1, 2, 2, 1, 2, 1, 1, 2, 2, 1, 0, 1, 0, 0, 2, 0, 3, 3, 1, 2, 2, 1, 1, 1, 3, 1, 0, 0, 1, 2, 1, 0, 1, 1, 3, 1, 3, 2, 1, 0, 1, 3, 3, 2, 2, 1, 0, 1, 2, 3, 3, 1, 0, 0, 0, 0, 3, 3, 0, 0, 0, 0, 1, 3, 1, 1, 2, 2, 2, 2, 1, 1, 1, 2, 3, 3, 3, 3, 2, 1, 1, 1, 1, 3, 3, 1, 0, 1, 0, 0, 1, 1, 3, 2, 2, 2, 0, 0, 1, 1, 0, 3, 3, 3, 2, 3, 1, 2, 1, 1, 0, 1, 1, 0, 0, 2, 0, 0, 2, 1, 1, 2, 0, 0, 3, 2, 0, 2, 3, 3, 2, 0, 3, 2, 3, 2, 0, 0, 3, 0, 2, 0, 1, 0, 3, 3, 3, 0, 1, 3, 3, 0, 0, 0, 0, 0, 3, 0, 0, 3, 0, 0, 0, 0, 1, 0, 3, 1, 1, 3, 2, 0, 0, 2, 1, 0, 1, 0, 3, 0, 1, 1, 3, 3, 0, 1, 2, 2, 3, 0, 1, 1, 1, 0 };
 
-    int x = 5;
-    int y = 2;
-    
-    int buffer = 0;
-    int nbtiles = 400;
-    while(1)
+	int x = 5;
+	int y = 2;
+
+	int buffer = 0;
+	int nbtiles = 400;
+	while(1)
 	{
-        dclear(C_WHITE);
-        //draw_map_at(map,80,30,50);
-        draw_map_player(map,x,y,nbtiles);
-        draw_player(3,1);
-        dprint(1,1,C_BLACK,"(%d;%d)",x,y);
-        dprint(1,30,C_BLACK,"%d",map[x+y*level_width]);
-        dupdate();
+		dclear(C_WHITE);
+		//draw_map_at(map,80,30,50);
+		draw_map_player(map,x,y,nbtiles);
+		draw_player(3,1);
+		dprint(1,1,C_BLACK,"(%d;%d)",x,y);
+		dprint(1,30,C_BLACK,"%d",map[x+y*level_width]);
+		dupdate();
 		pollevent();
-        if(keydown(KEY_EXIT))
+		if(keydown(KEY_EXIT))
 		{
 			break;
 		}
 		if(keydown(KEY_RIGHT) && x+1 < level_width && !buffer) x+=1;
-        if(keydown(KEY_LEFT) && x > 0 && !buffer) x-=1;
-        if(keydown(KEY_UP) && y > 0 && !buffer) y-=1;
-        if(keydown(KEY_DOWN) && y+1 < nbtiles/level_width && !buffer) y+=1;
-        if(keydown_any(KEY_RIGHT,KEY_LEFT,KEY_UP,KEY_DOWN)) {
-            buffer = 1;
-        } else {
-            buffer = 0;
-        }
+		if(keydown(KEY_LEFT) && x > 0 && !buffer) x-=1;
+		if(keydown(KEY_UP) && y > 0 && !buffer) y-=1;
+		if(keydown(KEY_DOWN) && y+1 < nbtiles/level_width && !buffer) y+=1;
+		if(keydown_any(KEY_RIGHT,KEY_LEFT,KEY_UP,KEY_DOWN)) {
+			buffer = 1;
+		} else {
+			buffer = 0;
+		}
 	}
-    return 0;
+	return 0;
 }
diff --git a/src/player.c b/src/player.c
index fdcd6b5..c722aee 100644
--- a/src/player.c
+++ b/src/player.c
@@ -6,5 +6,5 @@
 extern bopti_image_t img_player;
 
 void draw_player(int posx, int posy) {
-    draw_iso(posx,posy,150,60,&img_player);
+	draw_iso(posx,posy,150,60,&img_player);
 }