fix lf search bugs when no tag is on antenna

[proxmark3-svn] / client / graph.c

diff --git a/client/graph.c b/client/graph.c
index cc0ec6fb20a95dc9c3d7d8693ec2651bc071d77b..3ea47d2d4267ca30b7cdb5a7645ee350a994808c 100644 (file)
--- a/client/graph.c
+++ b/client/graph.c
@@ -53,16 +53,19 @@ int ClearGraph(int redraw)
 void save_restoreGB(uint8_t saveOpt)
 {
        static int SavedGB[MAX_GRAPH_TRACE_LEN];
-       static int SavedGBlen;
+       static int SavedGBlen=0;
        static bool GB_Saved = false;
+       static int SavedGridOffsetAdj=0;
 
-       if (saveOpt==1) { //save
+       if (saveOpt == GRAPH_SAVE) { //save
                memcpy(SavedGB, GraphBuffer, sizeof(GraphBuffer));
                SavedGBlen = GraphTraceLen;
                GB_Saved=true;
-       } else if (GB_Saved){ //restore
+               SavedGridOffsetAdj = GridOffset;
+       } else if (GB_Saved) { //restore
                memcpy(GraphBuffer, SavedGB, sizeof(GraphBuffer));
                GraphTraceLen = SavedGBlen;
+               GridOffset = SavedGridOffsetAdj;
                RepaintGraphWindow();
        }
        return;