From 1016cc682c2d9cc65c5406638d803f9add1a25ad Mon Sep 17 00:00:00 2001
From: Adam Sawicki <Adam.Sawicki@amd.com>
Date: Mon, 13 Aug 2018 13:30:04 +0200
Subject: [PATCH] Added function SecondsToFriendlyStr. Printing playback
 duration.

---
 src/VmaReplay/Common.cpp    | 67 +++++++++++++++++++++++++++++++++++++
 src/VmaReplay/Common.h      |  2 ++
 src/VmaReplay/VmaReplay.cpp |  9 +++++
 3 files changed, 78 insertions(+)

diff --git a/src/VmaReplay/Common.cpp b/src/VmaReplay/Common.cpp
index 4c1a6b7..dffd2af 100644
--- a/src/VmaReplay/Common.cpp
+++ b/src/VmaReplay/Common.cpp
@@ -558,3 +558,70 @@ void PrintErrorF(const wchar_t* format, ...)
 	va_end(argList);
 }
 */
+
+void SecondsToFriendlyStr(float seconds, std::string& out)
+{
+    if(seconds == 0.f)
+    {
+        out = "0";
+        return;
+    }
+
+    if (seconds < 0.f)
+	{
+		out = "-";
+        seconds = -seconds;
+	}
+	else
+	{
+		out.clear();
+	}
+
+	char s[32];
+
+    // #.# ns
+    if(seconds < 1e-6)
+    {
+        sprintf_s(s, "%.4f ns", seconds * 1e-9);
+        out += s;
+    }
+    // #.# us
+    else if(seconds < 1e-3)
+    {
+        sprintf_s(s, "%.4f us", seconds * 1e-6);
+        out += s;
+    }
+    // #.# ms
+    else if(seconds < 1.f)
+    {
+        sprintf_s(s, "%.4f ms", seconds * 1e-3);
+        out += s;
+    }
+    else if(seconds < 60.f)
+    {
+        sprintf_s(s, "%.4f s", seconds);
+        out += s;
+    }
+    else
+    {
+	    uint64_t seconds_u = (uint64_t)seconds;
+	    // "#:## min"
+	    if (seconds_u < 3600)
+	    {
+		    uint64_t minutes = seconds_u / 60;
+		    seconds_u -= minutes * 60;
+            sprintf_s(s, "%llu:%02llu min", minutes, seconds_u);
+            out += s;
+	    }
+	    // "#:##:## h"
+	    else
+	    {
+		    uint64_t minutes = seconds_u / 60;
+            seconds_u -= minutes * 60;
+		    uint64_t hours = minutes / 60;
+		    minutes -= hours * 60;
+            sprintf_s(s, "%llu:%02llu:%02llu h", hours, minutes, seconds_u);
+            out += s;
+	    }
+    }
+}
diff --git a/src/VmaReplay/Common.h b/src/VmaReplay/Common.h
index afd52c1..f5f4c44 100644
--- a/src/VmaReplay/Common.h
+++ b/src/VmaReplay/Common.h
@@ -27,6 +27,8 @@ inline float ToFloatSeconds(duration d)
     return std::chrono::duration_cast<std::chrono::duration<float>>(d).count();
 }
 
+void SecondsToFriendlyStr(float seconds, std::string& out);
+
 template <typename T>
 inline T ceil_div(T x, T y)
 {
diff --git a/src/VmaReplay/VmaReplay.cpp b/src/VmaReplay/VmaReplay.cpp
index dd88f42..7470e48 100644
--- a/src/VmaReplay/VmaReplay.cpp
+++ b/src/VmaReplay/VmaReplay.cpp
@@ -1067,15 +1067,24 @@ static int ProcessFile(const char* data, size_t numBytes)
         {
             printf("Playing...\n");
         }
+
+        const time_point timeBeg = std::chrono::high_resolution_clock::now();
+
         while(lineSplit.GetNextLine(line))
         {
             player.ExecuteLine(lineSplit.GetNextLineIndex(), line);
         }
 
+        const duration playDuration = std::chrono::high_resolution_clock::now() - timeBeg;
+
         // End stats.
         if(g_Verbosity > VERBOSITY::MINIMUM)
         {
+            std::string playDurationStr;
+            SecondsToFriendlyStr(ToFloatSeconds(playDuration), playDurationStr);
+
             printf("Done.\n");
+            printf("Playback took: %s\n", playDurationStr.c_str());
             printf("File lines: %zu\n", lineSplit.GetNextLineIndex());
         }
     }