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Add **Physics Statistics and profiler**

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This commit is contained in:
Wojtek Figat
2023-03-13 12:31:51 +01:00
parent af54b907d7
commit 34629d46f3
9 changed files with 210 additions and 0 deletions
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113
Source/Editor/Windows/Profiler/Physics.cs Normal file
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@@ -0,0 +1,113 @@
// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
using FlaxEngine;
using FlaxEngine.GUI;
namespace FlaxEditor.Windows.Profiler
{
/// <summary>
/// The physics simulation profiling mode.
/// </summary>
/// <seealso cref="FlaxEditor.Windows.Profiler.ProfilerMode" />
internal sealed class Physics : ProfilerMode
{
private readonly SingleChart _activeBodiesChart;
private readonly SingleChart _activeJointsChart;
private readonly SingleChart _dynamicBodiesChart;
private readonly SingleChart _staticBodiesChart;
private readonly SingleChart _newPairsChart;
private readonly SingleChart _newTouchesChart;
public Physics()
: base("Physics")
{
// Layout
var panel = new Panel(ScrollBars.Vertical)
{
AnchorPreset = AnchorPresets.StretchAll,
Offsets = Margin.Zero,
Parent = this,
};
var layout = new VerticalPanel
{
AnchorPreset = AnchorPresets.HorizontalStretchTop,
Offsets = Margin.Zero,
IsScrollable = true,
Parent = panel,
};
// Charts
_activeBodiesChart = new SingleChart
{
Title = "Active Bodies",
Parent = layout,
};
_activeBodiesChart.SelectedSampleChanged += OnSelectedSampleChanged;
_activeJointsChart = new SingleChart
{
Title = "Active Joints",
Parent = layout,
};
_activeJointsChart.SelectedSampleChanged += OnSelectedSampleChanged;
_dynamicBodiesChart = new SingleChart
{
Title = "Dynamic Bodies",
Parent = layout,
};
_dynamicBodiesChart.SelectedSampleChanged += OnSelectedSampleChanged;
_staticBodiesChart = new SingleChart
{
Title = "Static Bodies",
Parent = layout,
};
_staticBodiesChart.SelectedSampleChanged += OnSelectedSampleChanged;
_newPairsChart = new SingleChart
{
Title = "New Pairs",
Parent = layout,
};
_newPairsChart.SelectedSampleChanged += OnSelectedSampleChanged;
_newTouchesChart = new SingleChart
{
Title = "New Touches",
Parent = layout,
};
_newTouchesChart.SelectedSampleChanged += OnSelectedSampleChanged;
}
/// <inheritdoc />
public override void Clear()
{
_activeBodiesChart.Clear();
_activeJointsChart.Clear();
_dynamicBodiesChart.Clear();
_staticBodiesChart.Clear();
_newPairsChart.Clear();
_newTouchesChart.Clear();
}
/// <inheritdoc />
public override void Update(ref SharedUpdateData sharedData)
{
PhysicsStatistics statistics = FlaxEngine.Physics.DefaultScene.Statistics;
_activeBodiesChart.AddSample(statistics.ActiveDynamicBodies + statistics.ActiveKinematicBodies);
_activeJointsChart.AddSample(statistics.ActiveJoints);
_dynamicBodiesChart.AddSample(statistics.DynamicBodies + statistics.KinematicBodies);
_staticBodiesChart.AddSample(statistics.StaticBodies);
_newPairsChart.AddSample(statistics.NewPairs);
_newTouchesChart.AddSample(statistics.NewTouches);
}
/// <inheritdoc />
public override void UpdateView(int selectedFrame, bool showOnlyLastUpdateEvents)
{
_activeBodiesChart.SelectedSampleIndex = selectedFrame;
_activeJointsChart.SelectedSampleIndex = selectedFrame;
_dynamicBodiesChart.SelectedSampleIndex = selectedFrame;
_staticBodiesChart.SelectedSampleIndex = selectedFrame;
_newPairsChart.SelectedSampleIndex = selectedFrame;
_newTouchesChart.SelectedSampleIndex = selectedFrame;
}
}
}

1
Source/Editor/Windows/Profiler/ProfilerWindow.cs
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@@ -200,6 +200,7 @@ namespace FlaxEditor.Windows.Profiler
AddMode(new Memory());
AddMode(new Assets());
AddMode(new Network());
AddMode(new Physics());
// Init view
_frameIndex = -1;

25
Source/Engine/Physics/PhysX/PhysicsBackendPhysX.cpp
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@@ -10,6 +10,7 @@
#include "Engine/Physics/CollisionData.h"
#include "Engine/Physics/PhysicalMaterial.h"
#include "Engine/Physics/PhysicsScene.h"
#include "Engine/Physics/PhysicsStatistics.h"
#include "Engine/Physics/CollisionCooking.h"
#include "Engine/Physics/Actors/IPhysicsActor.h"
#include "Engine/Physics/Joints/Limits.h"
@@ -1340,6 +1341,30 @@ void PhysicsBackend::AddSceneActorAction(void* scene, void* actor, ActionType ac
FlushLocker.Unlock();
}
#if COMPILE_WITH_PROFILER
void PhysicsBackend::GetSceneStatistics(void* scene, PhysicsStatistics& result)
{
PROFILE_CPU_NAMED("Physics.Statistics");
auto scenePhysX = (ScenePhysX*)scene;
PxSimulationStatistics px;
scenePhysX->Scene->getSimulationStatistics(px);
result.ActiveDynamicBodies = px.nbActiveDynamicBodies;
result.ActiveKinematicBodies = px.nbActiveKinematicBodies;
result.ActiveJoints = px.nbActiveConstraints;
result.StaticBodies = px.nbStaticBodies;
result.DynamicBodies = px.nbDynamicBodies;
result.KinematicBodies = px.nbKinematicBodies;
result.NewPairs = px.nbNewPairs;
result.LostPairs = px.nbLostPairs;
result.NewTouches = px.nbNewTouches;
result.LostTouches = px.nbLostTouches;
}
#endif
bool PhysicsBackend::RayCast(void* scene, const Vector3& origin, const Vector3& direction, const float maxDistance, uint32 layerMask, bool hitTriggers)
{
SCENE_QUERY_SETUP(true);

12
Source/Engine/Physics/Physics.cpp
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@@ -5,6 +5,7 @@
#include "PhysicsBackend.h"
#include "PhysicalMaterial.h"
#include "PhysicsSettings.h"
#include "PhysicsStatistics.h"
#include "Engine/Engine/Time.h"
#include "Engine/Engine/EngineService.h"
#include "Engine/Profiler/ProfilerCPU.h"
@@ -417,6 +418,17 @@ void PhysicsScene::SetOrigin(const Vector3& value)
}
}
#if COMPILE_WITH_PROFILER
PhysicsStatistics PhysicsScene::GetStatistics() const
{
PhysicsStatistics result;
PhysicsBackend::GetSceneStatistics(_scene, result);
return result;
}
#endif
bool PhysicsScene::Init(const StringView& name, const PhysicsSettings& settings)
{
if (_scene)

3
Source/Engine/Physics/PhysicsBackend.h
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@@ -98,6 +98,9 @@ public:
static void AddSceneActor(void* scene, void* actor);
static void RemoveSceneActor(void* scene, void* actor);
static void AddSceneActorAction(void* scene, void* actor, ActionType action);
#if COMPILE_WITH_PROFILER
static void GetSceneStatistics(void* scene, PhysicsStatistics& result);
#endif
// Scene Queries
static bool RayCast(void* scene, const Vector3& origin, const Vector3& direction, float maxDistance, uint32 layerMask, bool hitTriggers);

8
Source/Engine/Physics/PhysicsBackendEmpty.cpp
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@@ -123,6 +123,14 @@ void PhysicsBackend::AddSceneActorAction(void* scene, void* actor, ActionType ac
{
}
#if COMPILE_WITH_PROFILER
void PhysicsBackend::GetSceneStatistics(void* scene, PhysicsStatistics& result)
{
}
#endif
bool PhysicsBackend::RayCast(void* scene, const Vector3& origin, const Vector3& direction, const float maxDistance, uint32 layerMask, bool hitTriggers)
{
return false;

7
Source/Engine/Physics/PhysicsScene.h
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@@ -100,6 +100,13 @@ public:
/// </summary>
API_PROPERTY() void SetOrigin(const Vector3& value);
#if COMPILE_WITH_PROFILER
/// <summary>
/// Gets the physics simulation statistics for the scene.
/// </summary>
API_PROPERTY() PhysicsStatistics GetStatistics() const;
#endif
public:
/// <summary>
/// Initializes the scene.

40
Source/Engine/Physics/PhysicsStatistics.h Normal file
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@@ -0,0 +1,40 @@
// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
#pragma once
#include "Types.h"
#include "Engine/Scripting/ScriptingType.h"
/// <summary>
/// Physics simulation statistics container for profiler.
/// </summary>
API_STRUCT(NoDefault) struct FLAXENGINE_API PhysicsStatistics
{
DECLARE_SCRIPTING_TYPE_MINIMAL(PhysicsStatistics);
// Number of active dynamic bodies for the current simulation step. Does not include active kinematic bodies.
API_FIELD() uint32 ActiveDynamicBodies;
// Number of active kinematic bodies for the current simulation step.
API_FIELD() uint32 ActiveKinematicBodies;
// Number of active joints object for the current simulation step.
API_FIELD() uint32 ActiveJoints;
// Number of static bodies for the current simulation step.
API_FIELD() uint32 StaticBodies;
// Number of dynamic bodies for the current simulation step.
API_FIELD() uint32 DynamicBodies;
// Number of kinematic bodies for the current simulation step.
API_FIELD() uint32 KinematicBodies;
// Number of new pairs found during this frame.
API_FIELD() uint32 NewPairs;
// Number of lost pairs during this frame.
API_FIELD() uint32 LostPairs;
// Number of new touches found during this frame.
API_FIELD() uint32 NewTouches;
// Number of lost touches during this frame.
API_FIELD() uint32 LostTouches;
PhysicsStatistics()
{
Platform::MemoryClear(this, sizeof(PhysicsStatistics));
}
};

1
Source/Engine/Physics/Types.h
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@@ -7,6 +7,7 @@
#include "Engine/Core/Math/Vector3.h"
#include "Engine/Scripting/ScriptingType.h"
struct PhysicsStatistics;
class PhysicsColliderActor;
class PhysicsScene;
class Joint;