surface_matching: fix infinite loop, whitespace issues

modules/surface_matching/src/ppf_helpers.cpp

@@ -121,7 +121,7 @@ Mat loadPLYSimple(const char* fileName, int withNormals)
   {
     float* data = cloud.ptr<float>(i);
     int col = 0;
-    for (; col < withNormals ? 6 : 3; ++col)
+    for (; col < (withNormals ? 6 : 3); ++col)
     {
       ifs >> data[col];
     }

modules/surface_matching/src/t_hash_int.cpp

@@ -74,11 +74,11 @@ hashtable_int *hashtableCreate(size_t size, size_t (*hashfunc)(unsigned int))
         size = (size_t)next_power_of_two((unsigned int)size);
     }
 
-	hashtbl=(hashtable_int*)malloc(sizeof(hashtable_int));
+    hashtbl=(hashtable_int*)malloc(sizeof(hashtable_int));
     if (!hashtbl)
         return NULL;
 
-	hashtbl->nodes=(hashnode_i**)calloc(size, sizeof(struct hashnode_i*));
+    hashtbl->nodes=(hashnode_i**)calloc(size, sizeof(struct hashnode_i*));
     if (!hashtbl->nodes)
     {
         free(hashtbl);
@@ -136,7 +136,7 @@ int hashtableInsert(hashtable_int *hashtbl, KeyType key, void *data)
     }
 
 
-	node=(hashnode_i*)malloc(sizeof(struct hashnode_i));
+    node=(hashnode_i*)malloc(sizeof(struct hashnode_i));
     if (!node)
         return -1;
     node->key=key;
@@ -168,7 +168,7 @@ int hashtableInsertHashed(hashtable_int *hashtbl, KeyType key, void *data)
         node=node->next;
     }
 
-	node=(hashnode_i*)malloc(sizeof(struct hashnode_i));
+    node=(hashnode_i*)malloc(sizeof(struct hashnode_i));
     if (!node)
         return -1;
 
@@ -242,7 +242,7 @@ int hashtableResize(hashtable_int *hashtbl, size_t size)
     newtbl.size=size;
     newtbl.hashfunc=hashtbl->hashfunc;
 
-	newtbl.nodes=(hashnode_i**)calloc(size, sizeof(struct hashnode_i*));
+    newtbl.nodes=(hashnode_i**)calloc(size, sizeof(struct hashnode_i*));
     if (!newtbl.nodes)
         return -1;
 
@@ -311,7 +311,7 @@ void hashtablePrint(hashtable_int *hashtbl)
         for (node=hashtbl->nodes[n]; node; node=next)
         {
             next = node->next;
-			std::cout<<"Key : "<<node->key<<", Data : "<<node->data<<std::endl;
+            std::cout<<"Key : "<<node->key<<", Data : "<<node->data<<std::endl;
         }
     }
 }