Fix the AskEdgeDetect cleaning tool

somehow it got broken.
(maybe i had an incomplete pull request once upon a time)

diff --git a/client/cmddata.c b/client/cmddata.c
index 9854ccfa89807744db2cb7fa74895bd0361ff38f..ba161dd832fbbdd371f52b1395acb3b83923e640 100644 (file)
--- a/client/cmddata.c
+++ b/client/cmddata.c
@@ -879,13 +879,15 @@ int CmdGraphShiftZero(const char *Cmd)
 int CmdAskEdgeDetect(const char *Cmd)
 {
        int thresLen = 25;
+       int Last = 0;
        sscanf(Cmd, "%i", &thresLen); 
 
        for(int i = 1; i<GraphTraceLen; i++){
                if (GraphBuffer[i]-GraphBuffer[i-1]>=thresLen) //large jump up
-                       GraphBuffer[i-1] = 127;
+                       Last = 127;
                else if(GraphBuffer[i]-GraphBuffer[i-1]<=-1*thresLen) //large jump down
-                       GraphBuffer[i-1] = -127;
+                       Last = -127;
+               GraphBuffer[i-1] = Last;
        }
        RepaintGraphWindow();
        return 0;