Added proof of concept start/stop support

[pulseview.git] / pv / logicdatasnapshot.h

diff --git a/pv/logicdatasnapshot.h b/pv/logicdatasnapshot.h
index 21541202d81cfb6afa8114183f141bbb60dee259..2a18835fe01eb441b98f2314276b67bca898e20b 100644 (file)
--- a/pv/logicdatasnapshot.h
+++ b/pv/logicdatasnapshot.h
@@ -18,6 +18,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#ifndef PULSEVIEW_PV_LOGICDATASNAPSHOT_H
+#define PULSEVIEW_PV_LOGICDATASNAPSHOT_H
+
 #include "datasnapshot.h"
 
 #include <utility>
@@ -44,7 +47,7 @@ private:
        };
 
 private:
-       static const int ScaleStepCount = 10;
+       static const unsigned int ScaleStepCount = 10;
        static const int MipMapScalePower;
        static const int MipMapScaleFactor;
        static const float LogMipMapScaleFactor;
@@ -79,13 +82,13 @@ public:
         * @param[in] sig_index The index of the signal.
         **/
        void get_subsampled_edges(std::vector<EdgePair> &edges,
-               int64_t start, int64_t end,
+               uint64_t start, uint64_t end,
                float min_length, int sig_index);
 
 private:
        uint64_t get_subsample(int level, uint64_t offset) const;
 
-       static int64_t pow2_ceil(int64_t x, unsigned int power);
+       static uint64_t pow2_ceil(uint64_t x, unsigned int power);
 
 private:
        struct MipMapLevel _mip_map[ScaleStepCount];
@@ -99,3 +102,5 @@ private:
 };
 
 } // namespace pv
+
+#endif // PULSEVIEW_PV_LOGICDATASNAPSHOT_H