Initial Commit - Lesson 31 (Commit #1)

2026-02-24 22:39:26 -05:00
commit 9591e7f503
4631 changed files with 1019212 additions and 0 deletions
--- a/Plugins/GameLiftServerSDK/Source/GameLiftMetrics/Private/TimeStats.h
+++ b/Plugins/GameLiftServerSDK/Source/GameLiftMetrics/Private/TimeStats.h
@@ -0,0 +1,74 @@
+/*
+* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+* its licensors.
+*
+* For complete copyright and license terms please see the LICENSE at the root of this
+* distribution (the "License"). All use of this software is governed by the License,
+* or, if provided, by the license below or the license accompanying this file. Do not
+* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+*/
+
+#pragma once
+
+#include "GameLiftMetricsTypes.h"
+
+namespace Aws {
+namespace GameLift {
+namespace Metrics {
+    /**
+     * Server time-step in milliseconds.
+     *
+     * This is the time between consecutive ticks.
+     *
+     * When the server is under performing, this will exceed the target tick rate,
+     * otherwise it should hover in its vicinity.
+     *
+     * To compute the tick rate, compute the reciprocal: (1000 / server_delta_time)
+     */
+    GAMELIFT_METRICS_DECLARE_TIMER(
+        MetricGameDeltaTime, "server_delta_time",
+        Aws::GameLift::Metrics::Server,
+        Aws::GameLift::Metrics::SampleAll(),
+        Aws::GameLift::Metrics::Percentiles(0.5, 0.9, 0.95)
+    );
+
+    /**
+     * The time it takes to process a single tick.
+     *
+     * A subset of delta time.
+     * server_tick_time <= server_delta_time at all times. Typically (much) smaller.
+     *
+     * This is the time it takes to actually process the tick. The remaining
+     * time-step duration is spent waiting for the next tick.
+     */
+    GAMELIFT_METRICS_DECLARE_TIMER(
+        MetricGameTickTime, "server_tick_time",
+        Aws::GameLift::Metrics::Server,
+        Aws::GameLift::Metrics::SampleAll(),
+        Aws::GameLift::Metrics::Percentiles(0.5, 0.9, 0.95)
+    );
+
+    /**
+     * The time it takes to process the world update.
+     *
+     * A subset of tick time.
+     *
+     * This is the time it takes to process the Actors and Blueprints in the
+     * currently loaded Map. The remainder of server_tick_time is spent in
+     * other engine subsystems like network replication or physics.
+     *
+     * Only available in Debug or Development builds, or Shipping builds with
+     * USE_FORCE_STATS=1.
+     */
+    GAMELIFT_METRICS_DECLARE_TIMER(
+        MetricWorldTickTime,
+       "server_world_tick_time",
+       Aws::GameLift::Metrics::Server,
+       Aws::GameLift::Metrics::SampleAll(),
+       Aws::GameLift::Metrics::Percentiles(0.5, 0.9, 0.95)
+    );
+}
+}
+}