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BaseGame with fixed timestep.

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dnesov
2024-10-17 02:12:52 +02:00
parent 775b973eb2
commit df2c446501
3 changed files with 105 additions and 69 deletions
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107
TestGame/TestGame.cs
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@@ -7,25 +7,14 @@ using System.Numerics;
using System.Diagnostics.CodeAnalysis;
using System.Diagnostics;
public class TestGame : Game
public class TestGame : BaseGame
{
public override string ResourceRoot => "Resources/";
public override void Initialize()
{
InitializeDefault();
_particleSystem = new ParticleSystem();
ResourceManager.AddResourceLoaderAssociation(new ParticleEmitterSettingsResourceLoader());
Input.AddInputMapping("reload", new InputAction[] { new KeyInputAction(KeyboardKey.R) });
_particleSimStopwatch = new Stopwatch();
}
protected override void LoadResources()
{
ResourceManager.AddResourceLoaderAssociation(new ParticleEmitterSettingsResourceLoader());
if (!ResourceManager.TryLoad("fonts/Inter-Regular.ttf", out _font))
{
@@ -41,60 +30,53 @@ public class TestGame : Game
protected override void Ready()
{
_particleSystem = new ParticleSystem();
Input.AddInputMapping("reload", new InputAction[] { new KeyInputAction(KeyboardKey.R) });
_particleSimStopwatch = new Stopwatch();
_emitterId = _particleSystem.CreateEmitter(Renderer.WindowSize / 2, _fireEffect);
}
protected override void Run()
protected override void Update(double deltaTime)
{
while (Renderer.ShouldRun)
{
if (Input.IsActionPressed("reload"))
{
ResourceManager.Reload();
_particleSystem!.RestartEmitter(_emitterId);
}
if (Input.KeyboardKeyJustPressed(KeyboardKey.One))
{
_particleSystem.CreateEmitter(Input.GetMousePosition(), _fireEffect);
}
if (Input.IsMouseButtonDown(MouseButton.Left))
{
_particleSystem.SetEmitterPosition(_emitterId, Input.GetMousePosition());
}
_particleSimStopwatch = Stopwatch.StartNew();
_particleSystem!.Update(Renderer.FrameTime);
_particleSimStopwatch.Stop();
_renderStopwatch = Stopwatch.StartNew();
Renderer.BeginFrame();
Renderer.ClearBackground(Color.Black);
foreach (var emitter in _particleSystem!.Emitters)
{
DrawEmitter(emitter);
}
Renderer.ResetTransform();
Renderer.DrawText(_font, $"Particle Sim: {TimeSpan.FromTicks(_particleSimStopwatch.ElapsedTicks).TotalMilliseconds} ms", Color.White);
Renderer.SetTransform(new Vector2(0.0f, 16.0f), Vector2.Zero);
Renderer.DrawText(_font, $"Render: {TimeSpan.FromTicks(_lastRenderTime).TotalMilliseconds} ms", Color.White);
Renderer.EndFrame();
_lastRenderTime = _renderStopwatch.ElapsedTicks;
_renderStopwatch.Restart();
_particleSimStopwatch.Restart();
}
_particleSimStopwatch = Stopwatch.StartNew();
_particleSystem!.Update(deltaTime);
_particleSimStopwatch.Stop();
}
public override void Shutdown()
protected override void Render(double deltaTime)
{
ShutdownDefault();
if (Input.IsActionPressed("reload"))
{
ResourceManager.Reload();
_particleSystem!.RestartEmitter(_emitterId);
}
if (Input.KeyboardKeyJustPressed(KeyboardKey.One))
{
_particleSystem.CreateEmitter(Input.GetMousePosition(), _fireEffect);
}
if (Input.IsMouseButtonDown(MouseButton.Left))
{
_particleSystem.SetEmitterPosition(_emitterId, Input.GetMousePosition());
}
Renderer.ClearBackground(Color.Black);
foreach (var emitter in _particleSystem!.Emitters)
{
DrawEmitter(emitter);
}
Renderer.ResetTransform();
Renderer.DrawText(_font, $"Particle Sim: {TimeSpan.FromTicks(_particleSimStopwatch.ElapsedTicks).TotalMilliseconds} ms", Color.White);
Renderer.SetTransform(new Vector2(0.0f, 16.0f), Vector2.Zero);
Renderer.DrawText(_font, $"Render: {RenderFrameTime.TotalMilliseconds:F1} ms", Color.White);
Renderer.SetTransform(new Vector2(0.0f, 32.0f), Vector2.Zero);
Renderer.DrawText(_font, $"Update: {UpdateTimeStep * 1000:F1} ms", Color.White);
}
private void DrawEmitter(ParticleEmitter emitter)
@@ -118,8 +100,7 @@ public class TestGame : Game
[NotNull] private ParticleSystem _particleSystem;
private Stopwatch _particleSimStopwatch, _renderStopwatch;
private long _lastRenderTime;
private Stopwatch _particleSimStopwatch;
private int _emitterId;
private ResourceRef<ParticleEmitterSettingsResource> _fireEffect;
private ResourceRef<Font> _font;