bugfix - TickWatch

src/DotRecast.Core/TickWatch.cs

@@ -0,0 +1,11 @@
+using System;
+using System.Diagnostics;
+
+namespace DotRecast.Core
+{
+    public static class TickWatch
+    {
+        public static readonly double Frequency = (double)TimeSpan.TicksPerSecond / Stopwatch.Frequency;
+        public static long Ticks => unchecked((long)(Stopwatch.GetTimestamp() * Frequency));
+    }
+}

src/DotRecast.Detour.Crowd/CrowdTelemetry.cs

@@ -20,6 +20,7 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
+using DotRecast.Core;
 
 namespace DotRecast.Detour.Crowd
 {
@@ -65,12 +66,12 @@ namespace DotRecast.Detour.Crowd
 
         public void start(string name)
         {
-            _executionTimings.Add(name, Stopwatch.GetTimestamp());
+            _executionTimings.Add(name, TickWatch.Ticks);
         }
 
         public void stop(string name)
         {
-            long duration = Stopwatch.GetTimestamp() - _executionTimings[name];
+            long duration = TickWatch.Ticks - _executionTimings[name];
             if (!_executionTimingSamples.TryGetValue(name, out var s))
             {
                 s = new List<long>();

src/DotRecast.Recast.Demo/RecastDemo.cs

@@ -470,7 +470,7 @@ public class RecastDemo
 
         cameraPos[1] += (float)((_moveUp - _moveDown) * keySpeed * dt);
 
-        long time = Stopwatch.GetTimestamp();
+        long time = TickWatch.Ticks;
         prevFrameTime = time;
 
         // Update sample simulation.
@@ -537,7 +537,7 @@ public class RecastDemo
                 float m_detailSampleDist = settingsUI.getDetailSampleDist();
                 float m_detailSampleMaxError = settingsUI.getDetailSampleMaxError();
                 int m_tileSize = settingsUI.getTileSize();
-                long t = Stopwatch.GetTimestamp();
+                long t = TickWatch.Ticks;
 
                 Tuple<IList<RecastBuilderResult>, NavMesh> buildResult;
                 if (settingsUI.isTiled())
@@ -559,7 +559,7 @@ public class RecastDemo
 
                 sample.update(sample.getInputGeom(), buildResult.Item1, buildResult.Item2);
                 sample.setChanged(false);
-                settingsUI.setBuildTime((Stopwatch.GetTimestamp() - t) / TimeSpan.TicksPerMillisecond);
+                settingsUI.setBuildTime((TickWatch.Ticks - t) / TimeSpan.TicksPerMillisecond);
                 settingsUI.setBuildTelemetry(buildResult.Item1.Select(x => x.getTelemetry()).ToList());
                 toolsUI.setSample(sample);
             }

src/DotRecast.Recast.Demo/Tools/CrowdProfilingTool.cs

@@ -239,7 +239,7 @@ public class CrowdProfilingTool
 
     public void update(float dt)
     {
-        long startTime = Stopwatch.GetTimestamp();
+        long startTime = TickWatch.Ticks;
         if (crowd != null)
         {
             crowd.config().pathQueueSize = pathQueueSize;
@@ -247,7 +247,7 @@ public class CrowdProfilingTool
             crowd.update(dt, null);
         }
 
-        long endTime = Stopwatch.GetTimestamp();
+        long endTime = TickWatch.Ticks;
         if (crowd != null)
         {
             NavMeshQuery navquery = new NavMeshQuery(navMesh);

src/DotRecast.Recast.Demo/Tools/CrowdTool.cs

@@ -678,9 +678,9 @@ public class CrowdTool : Tool
         if (nav == null)
             return;
 
-        long startTime = Stopwatch.GetTimestamp();
+        long startTime = TickWatch.Ticks;
         crowd.update(dt, m_agentDebug);
-        long endTime = Stopwatch.GetTimestamp();
+        long endTime = TickWatch.Ticks;
 
         // Update agent trails
         foreach (CrowdAgent ag in crowd.getActiveAgents())

src/DotRecast.Recast.Demo/Tools/DynamicUpdateTool.cs

@@ -204,9 +204,9 @@ public class DynamicUpdateTool : Tool
             {
                 Vector3f sp = Vector3f.Of(spos[0], spos[1] + 1.3f, spos[2]);
                 Vector3f ep = Vector3f.Of(epos[0], epos[1] + 1.3f, epos[2]);
-                long t1 = Stopwatch.GetTimestamp();
+                long t1 = TickWatch.Ticks;
                 float? hitPos = dynaMesh.voxelQuery().raycast(sp, ep);
-                long t2 = Stopwatch.GetTimestamp();
+                long t2 = TickWatch.Ticks;
                 raycastTime = (t2 - t1) / TimeSpan.TicksPerMillisecond;
                 raycastHit = hitPos.HasValue;
                 raycastHitPos = hitPos.HasValue
@@ -498,13 +498,13 @@ public class DynamicUpdateTool : Tool
 
     private void updateDynaMesh()
     {
-        long t = Stopwatch.GetTimestamp();
+        long t = TickWatch.Ticks;
         try
         {
             bool updated = dynaMesh.update(executor).Result;
             if (updated)
             {
-                buildTime = (Stopwatch.GetTimestamp() - t) / TimeSpan.TicksPerMillisecond;
+                buildTime = (TickWatch.Ticks - t) / TimeSpan.TicksPerMillisecond;
                 sample.update(null, dynaMesh.recastResults(), dynaMesh.navMesh());
                 sample.setChanged(false);
             }
@@ -727,7 +727,7 @@ public class DynamicUpdateTool : Tool
     private void buildDynaMesh()
     {
         configDynaMesh();
-        long t = Stopwatch.GetTimestamp();
+        long t = TickWatch.Ticks;
         try
         {
             var _ = dynaMesh.build(executor).Result;
@@ -737,7 +737,7 @@ public class DynamicUpdateTool : Tool
             Console.WriteLine(e);
         }
 
-        buildTime = (Stopwatch.GetTimestamp() - t) / TimeSpan.TicksPerMillisecond;
+        buildTime = (TickWatch.Ticks - t) / TimeSpan.TicksPerMillisecond;
         sample.update(null, dynaMesh.recastResults(), dynaMesh.navMesh());
     }
 

src/DotRecast.Recast/Telemetry.cs

@@ -33,14 +33,14 @@ namespace DotRecast.Recast
 
         public void startTimer(string name)
         {
-            timerStart.Value[name] = new AtomicLong(Stopwatch.GetTimestamp());
+            timerStart.Value[name] = new AtomicLong(TickWatch.Ticks);
         }
 
         public void stopTimer(string name)
         {
             timerAccum
                 .GetOrAdd(name, _ => new AtomicLong(0))
-                .AddAndGet(Stopwatch.GetTimestamp() - timerStart.Value?[name].Read() ?? 0);
+                .AddAndGet(TickWatch.Ticks - timerStart.Value?[name].Read() ?? 0);
         }
 
         public void warn(string @string)

test/DotRecast.Detour.Test/RandomPointTest.cs

@@ -18,6 +18,7 @@ freely, subject to the following restrictions:
 
 using System;
 using System.Diagnostics;
+using DotRecast.Core;
 using NUnit.Framework;
 using static DotRecast.Core.RecastMath;
 
@@ -120,19 +121,19 @@ public class RandomPointTest : AbstractDetourTest
             query.findRandomPointWithinCircle(point.getRandomRef(), point.getRandomPt(), radius, filter, f);
         }
 
-        long t1 = Stopwatch.GetTimestamp();
+        long t1 = TickWatch.Ticks;
         for (int i = 0; i < 10000; i++)
         {
             query.findRandomPointAroundCircle(point.getRandomRef(), point.getRandomPt(), radius, filter, f);
         }
 
-        long t2 = Stopwatch.GetTimestamp();
+        long t2 = TickWatch.Ticks;
         for (int i = 0; i < 10000; i++)
         {
             query.findRandomPointWithinCircle(point.getRandomRef(), point.getRandomPt(), radius, filter, f);
         }
 
-        long t3 = Stopwatch.GetTimestamp();
+        long t3 = TickWatch.Ticks;
         Console.WriteLine("Random point around circle: " + (t2 - t1) / TimeSpan.TicksPerMillisecond + "ms");
         Console.WriteLine("Random point within circle: " + (t3 - t2) / TimeSpan.TicksPerMillisecond + "ms");
     }

test/DotRecast.Detour.TileCache.Test/TileCacheTest.cs

@@ -188,20 +188,20 @@ public class TileCacheTest : AbstractTileCacheTest
             layerBuilder.build(order, cCompatibility, threads);
         }
 
-        long t1 = Stopwatch.GetTimestamp();
+        long t1 = TickWatch.Ticks;
         List<byte[]> layers = null;
         for (int i = 0; i < 8; i++)
         {
             layers = layerBuilder.build(order, cCompatibility, 1);
         }
 
-        long t2 = Stopwatch.GetTimestamp();
+        long t2 = TickWatch.Ticks;
         for (int i = 0; i < 8; i++)
         {
             layers = layerBuilder.build(order, cCompatibility, threads);
         }
 
-        long t3 = Stopwatch.GetTimestamp();
+        long t3 = TickWatch.Ticks;
         Console.WriteLine(" Time ST : " + (t2 - t1) / TimeSpan.TicksPerMillisecond);
         Console.WriteLine(" Time MT : " + (t3 - t2) / TimeSpan.TicksPerMillisecond);
         TileCache tc = getTileCache(geom, order, cCompatibility);

test/DotRecast.Recast.Test/RecastSoloMeshTest.cs

@@ -96,7 +96,7 @@ public class RecastSoloMeshTest
     {
         m_partitionType = partitionType;
         InputGeomProvider geomProvider = ObjImporter.load(Loader.ToBytes(filename));
-        long time = Stopwatch.GetTimestamp();
+        long time = TickWatch.Ticks;
         Vector3f bmin = geomProvider.getMeshBoundsMin();
         Vector3f bmax = geomProvider.getMeshBoundsMax();
         Telemetry m_ctx = new Telemetry();
@@ -204,7 +204,7 @@ public class RecastSoloMeshTest
         // you use tiles)
         // * good choice to use for tiled navmesh with medium and small sized
         // tiles
-        long time3 = Stopwatch.GetTimestamp();
+        long time3 = TickWatch.Ticks;
 
         if (m_partitionType == PartitionType.WATERSHED)
         {
@@ -256,7 +256,7 @@ public class RecastSoloMeshTest
         Assert.That(m_dmesh.nmeshes, Is.EqualTo(expDetMeshes), "Mesh Detail Meshes");
         Assert.That(m_dmesh.nverts, Is.EqualTo(expDetVerts), "Mesh Detail Verts");
         Assert.That(m_dmesh.ntris, Is.EqualTo(expDetTris), "Mesh Detail Tris");
-        long time2 = Stopwatch.GetTimestamp();
+        long time2 = TickWatch.Ticks;
         Console.WriteLine(filename + " : " + partitionType + "  " + (time2 - time) / TimeSpan.TicksPerMillisecond + " ms");
         Console.WriteLine("           " + (time3 - time) / TimeSpan.TicksPerMillisecond + " ms");
         saveObj(filename.Substring(0, filename.LastIndexOf('.')) + "_" + partitionType + "_detail.obj", m_dmesh);

test/DotRecast.Recast.Test/RecastTileMeshTest.cs

@@ -106,19 +106,19 @@ public class RecastTileMeshTest
             build(geom, builder, cfg, 4, true);
         }
 
-        long t1 = Stopwatch.GetTimestamp();
+        long t1 = TickWatch.Ticks;
         for (int i = 0; i < 4; i++)
         {
             build(geom, builder, cfg, 1, false);
         }
 
-        long t2 = Stopwatch.GetTimestamp();
+        long t2 = TickWatch.Ticks;
         for (int i = 0; i < 4; i++)
         {
             build(geom, builder, cfg, 4, false);
         }
 
-        long t3 = Stopwatch.GetTimestamp();
+        long t3 = TickWatch.Ticks;
         Console.WriteLine(" Time ST : " + (t2 - t1) / TimeSpan.TicksPerMillisecond);
         Console.WriteLine(" Time MT : " + (t3 - t2) / TimeSpan.TicksPerMillisecond);
     }