scenes/game_systems.c

@@ -114,6 +114,17 @@ static bool check_collision_and_move(
                 offset.y = overlap.y;
             }
         }
+        else if (other_solid == ONE_WAY)
+        {
+            // One way collision is a bit special
+            if (
+                p_ct->prev_position.y + p_bbox->size.y < other_pos->y
+                && ent->position.y + p_bbox->size.y >= other_pos->y
+            )
+            {
+                offset.y = other_pos->y - (ent->position.y + p_bbox->size.y);
+            }
+        }
         ent->position = Vector2Add(ent->position, offset);
     }
     else if (overlap_mode == 2)
@@ -772,21 +783,12 @@ void tile_collision_system(Scene_t* scene)
                         (tile_idx / tilemap.width) * tilemap.tile_size
                         + tilemap.tiles[tile_idx].offset.y; // Precision loss is intentional
 
-                    
-                    SolidType_t solid = tilemap.tiles[tile_idx].solid;
-                    // One way collision is a bit special
-                    if (solid == ONE_WAY)
-                    {
-                        solid = (
-                            p_ctransform->prev_position.y + p_bbox->size.y <= other.y
-                            && p_ent->position.y + p_bbox->size.y > other.y
-                        ) ? SOLID : NOT_SOLID;
-                    }
                     check_collision_and_move(
                         &tilemap, p_ent,
                         &other, 
+                        //tilemap.tiles[tile_idx].size,
                         (Vector2){tilemap.tile_size, tilemap.tile_size},
-                        solid
+                        tilemap.tiles[tile_idx].solid
                     );
 
                 }
@@ -819,6 +821,7 @@ void tile_collision_system(Scene_t* scene)
                 }
             }
         }
+
     }
 }
 

scenes/scene_systems.c

@@ -294,7 +294,7 @@ void change_a_tile(TileGrid_t* tilemap, unsigned int tile_idx, TileType_t new_ty
             }
         }
 
-        if (tile_idx >= tilemap->width)
+        if (tile_idx - tilemap->width >= 0)
         {
             tilemap->tiles[tile_idx].connectivity |= (tilemap->tiles[tile_idx - tilemap->width].tile_type == SOLID_TILE) ? (1 << UP_BIT) : 0;
             if (new_type == SOLID_TILE)