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feat: added a basic Viewport field to ICamera

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Syntriax
2026-03-28 22:35:01 +03:00
parent 734649955e
commit 0707665481
3 changed files with 23 additions and 19 deletions
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16
Engine.Integration/Engine.Integration.MonoGame/Behaviours/MonoGameCamera3D.cs
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@@ -49,7 +49,7 @@ public class MonoGameCamera3D : Behaviour, ICamera3D, IFirstFrameUpdate, ILastFr
}
} = Matrix4x4.Identity;
public Viewport Viewport
public Vector2D Viewport
{
get;
set
@@ -57,7 +57,7 @@ public class MonoGameCamera3D : Behaviour, ICamera3D, IFirstFrameUpdate, ILastFr
if (field.Equals(value))
return;
Viewport previousViewport = field;
Vector2D previousViewport = field;
field = value;
SetForRecalculation();
OnViewportChanged.Invoke(this, new(previousViewport));
@@ -114,21 +114,21 @@ public class MonoGameCamera3D : Behaviour, ICamera3D, IFirstFrameUpdate, ILastFr
Matrix projection = ProjectionMatrix.ToXnaMatrix();
Matrix view = ViewMatrix.ToXnaMatrix();
Vector3 worldNear = Viewport.Unproject(nearPoint, projection, view, Matrix.Identity);
Vector3 worldFar = Viewport.Unproject(farPoint, projection, view, Matrix.Identity);
Vector3 worldNear = Graphics.GraphicsDevice.Viewport.Unproject(nearPoint, projection, view, Matrix.Identity);
Vector3 worldFar = Graphics.GraphicsDevice.Viewport.Unproject(farPoint, projection, view, Matrix.Identity);
Vector3 direction = Vector3.Normalize(worldFar - worldNear);
return new(worldNear.ToVector3D(), direction.ToVector3D());
}
public Vector2D WorldToScreenPosition(Vector3D worldPosition) => Viewport.Project(worldPosition.ToVector3(), ProjectionMatrix.ToXnaMatrix(), ViewMatrix.ToXnaMatrix(), Matrix.Identity).ToVector3D();
public Vector2D WorldToScreenPosition(Vector3D worldPosition) => Graphics.GraphicsDevice.Viewport.Project(worldPosition.ToVector3(), ProjectionMatrix.ToXnaMatrix(), ViewMatrix.ToXnaMatrix(), Matrix.Identity).ToVector3D();
public void LastActiveFrame() => Transform.OnTransformUpdated.RemoveListener(SetDirtyOnTransformUpdate);
public void FirstActiveFrame()
{
Transform = BehaviourController.GetRequiredBehaviour<ITransform3D>();
Graphics = BehaviourController.UniverseObject.Universe.FindRequiredBehaviour<MonoGameWindowContainer>().Window.Graphics;
Viewport = Graphics.GraphicsDevice.Viewport;
Viewport = new(Graphics.GraphicsDevice.Viewport.Width, Graphics.GraphicsDevice.Viewport.Height);
Transform.OnTransformUpdated.AddListener(SetDirtyOnTransformUpdate);
}
@@ -167,7 +167,7 @@ public class MonoGameCamera3D : Behaviour, ICamera3D, IFirstFrameUpdate, ILastFr
private void CalculateProjection()
{
float yScale = 1f / (float)Math.Tan(fieldOfView / 2f);
float xScale = yScale / Viewport.AspectRatio;
float xScale = yScale / (Viewport.X / Viewport.Y);
ProjectionMatrix = new Matrix4x4(
xScale, 0, 0, 0,
@@ -179,5 +179,5 @@ public class MonoGameCamera3D : Behaviour, ICamera3D, IFirstFrameUpdate, ILastFr
public readonly record struct ViewChangedArguments(Matrix4x4 PreviousView);
public readonly record struct ProjectionChangedArguments(Matrix4x4 PreviousProjection);
public readonly record struct ViewportChangedArguments(Viewport PreviousViewport);
public readonly record struct ViewportChangedArguments(Vector2D PreviousViewport);
}