diff --git a/main.cpp b/main.cpp
index 7f7af16..967141f 100644
--- a/main.cpp
+++ b/main.cpp
@@ -136,7 +136,7 @@ void createMap()
     current_sector = 0;
     {
         sector s;
-        s.floor_height = 0.0f;
+        s.floor_height = 32.0f;
         s.ceiling_height = 128.0f;
 
         s.verts.push_back({ 64.0f,   0.0f});
@@ -162,7 +162,7 @@ void createMap()
     {
         sector s;
         s.floor_height = 0.0f;
-        s.ceiling_height = 64.0f;
+        s.ceiling_height = 96.0f;
 
         s.verts.push_back({256.0f,   0.0f});
         s.verts.push_back({ 64.0f,   0.0f});
@@ -266,10 +266,30 @@ void drawColumn(sector &s, int screen_column, int start, int end, float a_inc, v
                         cpix += dpix;
                     }
                     wall_start += upper_wall_height;
+                    wall_height -= upper_wall_height;
                 }
             }
-            const int wall_end = SDL_min(wall_start+wall_height+1, 240);
+            float lower_height = sectors[w->portal].floor_height - s.floor_height;
+            float lower_wall_height = (lower_height*277)/dist;
+            int wall_end = wall_start+wall_height+1; 
+            if (lower_wall_height>0.0f) wall_end -= lower_wall_height;
+            wall_end = SDL_min(wall_end, end);
+
             drawColumn(sectors[w->portal], screen_column, wall_start, wall_end, a_inc, infi);
+
+            if (lower_wall_height>0.0f)
+            {
+                cpix += (wall_height-lower_wall_height)*dpix;
+                // Pinta la pared
+                for (int i=0; i<lower_wall_height; ++i) {
+                    if (wall_end+i>=end) break;
+                    putp(screen_column, wall_end+i, gif[(int(v)%tex_height)+int(cpix)*tex_height]);
+                    cpix += dpix;
+                }
+                //wall_start += upper_wall_height;
+                //wall_height -= upper_wall_height;
+            }
+
         }
 
         // Pinta el piso