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refactor: monogame camera transform caching

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Syntriax
2025-10-30 23:14:16 +03:00
parent 2ef7fa6577
commit 43695a729b
2 changed files with 9 additions and 11 deletions
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11
Engine.Integration/Engine.Integration.MonoGame/Behaviours/MonoGameCamera2D.cs
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@@ -5,7 +5,7 @@ using Engine.Core;
namespace Engine.Integration.MonoGame;
public class MonoGameCamera2D : Behaviour, ICamera2D, IFirstFrameUpdate, IPreDraw
public class MonoGameCamera2D : Behaviour, ICamera2D, IFirstFrameUpdate, ILastFrameUpdate, IPreDraw
{
public Event<MonoGameCamera2D> OnMatrixTransformChanged { get; } = new();
public Event<MonoGameCamera2D> OnViewportChanged { get; } = new();
@@ -56,7 +56,7 @@ public class MonoGameCamera2D : Behaviour, ICamera2D, IFirstFrameUpdate, IPreDra
get => _zoom;
set
{
float newValue = Engine.Core.Math.Max(0.1f, value);
float newValue = Math.Max(0.1f, value);
if (_zoom == newValue)
return;
@@ -84,22 +84,21 @@ public class MonoGameCamera2D : Behaviour, ICamera2D, IFirstFrameUpdate, IPreDra
return screenPosition.Scale(EngineConverterExtensions.screenScale);
}
public void LastActiveFrame() => Transform = null!;
public void FirstActiveFrame()
{
Graphics = BehaviourController.UniverseObject.Universe.FindRequiredBehaviour<MonoGameWindowContainer>().Window.Graphics;
Viewport = Graphics.GraphicsDevice.Viewport;
Transform = BehaviourController.GetRequiredBehaviour<ITransform2D>();
}
public void PreDraw()
{
MatrixTransform =
Matrix.CreateTranslation(new Vector3(-Position.X, Position.Y, 0f)) *
Matrix.CreateRotationZ(Rotation * Engine.Core.Math.DegreeToRadian) *
Matrix.CreateRotationZ(Rotation * Math.DegreeToRadian) *
Matrix.CreateScale(Transform.Scale.X.Max(Transform.Scale.Y)) *
Matrix.CreateScale(Zoom) *
Matrix.CreateTranslation(new Vector3(_viewport.Width * .5f, _viewport.Height * .5f, 0f));
}
protected sealed override void InitializeInternal() => Transform = BehaviourController.GetRequiredBehaviour<ITransform2D>();
protected sealed override void FinalizeInternal() => Transform = null!;
}