Add cleanup code to LIDAR resampling

inputs.cc

@@ -304,7 +304,6 @@ int loadLIDAR(char *filenames, int resample)
 					fprintf(stderr, "Overflow %zu\n",i);
 				continue;
 			}
-			// fprintf(stderr,"dest:%p src:%p\n", dest_addr, src_addr);
 			memcpy( dest_addr, src_addr, tiles[i].width * sizeof(short) );
 		}
 	}
@@ -349,6 +348,16 @@ int loadLIDAR(char *filenames, int resample)
 
 	if (debug)
 		fprintf(stderr, "fc %d WIDTH %d HEIGHT %d ippd %d minN %.5f maxN %.5f minW %.5f maxW %.5f avgCellsize %.5f\n", fc, width, height, ippd,min_north,max_north,min_west,max_west,avgCellsize);
+
+cleanup:
+
+	if ( tiles != NULL ) {
+		for (size_t i = 0; i < fc; i++) {
+			tile_destroy(&tiles[i]);
+		}
+	}
+	free(tiles);
+
 	return 0;
 }
 

tiles.cc

@@ -233,3 +233,13 @@ int tile_resize(tile_t* tile, int resolution){
 		fprintf(stderr, "Resampling: Current %dm Desired %dm Scale %d\n", current_res, resolution, scaling_factor);
 	return tile_rescale(tile, scaling_factor);
 }
+
+/*
+ * tile_destroy
+ * This function simply destroys any data associated with a tile
+ */
+void tile_destroy(tile_t* tile){
+	if (tile->data != NULL)
+		free(tile->data);
+}
+

tiles.hh

@@ -42,5 +42,6 @@ typedef struct _tile_t{
 
 int tile_load_lidar(tile_t*, char *);
 int tile_rescale(tile_t *, float);
+void tile_destroy(tile_t *);
 
 #endif