public void RenderScene_ShouldIgnoreOrderInLayer_WhenEntitiesAreInDifferentSortingLayers()
{
// Arrange
const string otherSortingLayer = "Other";
SetupSortingLayers(RenderingConfiguration.DefaultSortingLayerName, otherSortingLayer);
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity1 = renderingSceneBuilder.AddSprite(orderInLayer: 0, sortingLayerName: otherSortingLayer);
var entity2 = renderingSceneBuilder.AddSprite(orderInLayer: 1);
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
Received.InOrder(() =>
{
_renderer2D.RenderSprite(entity2.GetSprite(), entity2.Get2DTransformationMatrix());
_renderer2D.RenderSprite(entity1.GetSprite(), entity1.Get2DTransformationMatrix());
});
}
public void RenderScene_ShouldApplyViewRectangleOfCameraWithOverscanMatchedByWidth_WhenCameraAndScreenAspectRatioDiffers()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
var cameraTransform = new Transform2DComponent
{
Translation = new Vector2(10, -10),
Rotation = 0,
Scale = Vector2.One
};
var cameraEntity = renderingSceneBuilder.AddCamera(cameraTransform);
var camera = cameraEntity.GetComponent <CameraComponent>();
camera.AspectRatioBehavior = AspectRatioBehavior.Overscan;
// Camera view rectangle 2xScreenWidth and 4xScreenHeight
// Camera view rectangle is 1:1 ratio while screen is 2:1 ratio
camera.ViewRectangle = new Vector2(ScreenWidth * 2, ScreenHeight * 4);
var entity = renderingSceneBuilder.AddSprite(Transform2DComponent.CreateDefault());
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
_renderer2D.Received(1).RenderSprite(entity.GetSprite(),
// Sprite transform is half the scale and translation due to camera view rectangle being scaled by width to match
new Matrix3x3(m11: 0.5, m12: 0, m13: -5, m21: 0, m22: 0.5, m23: 5, m31: 0, m32: 0, m33: 1));
}
public void RenderScene_ShouldApplyViewRectangleOfCamera_WhenSceneContainsEntityAndCamera()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
var cameraTransform = new Transform2DComponent
{
Translation = new Vector2(10, -10),
Rotation = 0,
Scale = Vector2.One
};
var cameraEntity = renderingSceneBuilder.AddCamera(cameraTransform);
var camera = cameraEntity.GetComponent <CameraComponent>();
// Camera view rectangle is twice the screen resolution
camera.ViewRectangle = new Vector2(ScreenWidth * 2, ScreenHeight * 2);
var entity = renderingSceneBuilder.AddSprite(Transform2DComponent.CreateDefault());
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
_renderer2D.Received(1).RenderSprite(entity.GetSprite(),
// Sprite transform is half the scale and translation due to camera view rectangle
new Matrix3x3(m11: 0.5, m12: 0, m13: -5, m21: 0, m22: 0.5, m23: 5, m31: 0, m32: 0, m33: 1));
}
public void RenderScene_ShouldNotRenderSprite_WhenSceneContainsEntityWithSpriteRendererAndTransformButDoesNotContainCamera()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddSprite();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
_renderer2D.DidNotReceive().RenderSprite(Arg.Any <Sprite>(), Arg.Any <Matrix3x3>());
}
public void RenderScene_ShouldApplyViewRectangleOfCameraWithUnderscanMatchedByHeight_WhenCameraAndScreenAspectRatioDiffers()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
var cameraTransform = new Transform2DComponent
{
Translation = new Vector2(10, -10),
Rotation = 0,
Scale = Vector2.One
};
var cameraEntity = renderingSceneBuilder.AddCamera(cameraTransform);
var camera = cameraEntity.GetComponent <CameraComponent>();
camera.AspectRatioBehavior = AspectRatioBehavior.Underscan;
// Camera view rectangle 1xScreenWidth and 2xScreenHeight
// Camera view rectangle is 1:1 ratio while screen is 2:1 ratio
camera.ViewRectangle = new Vector2(ScreenWidth, ScreenHeight * 2);
var entity = renderingSceneBuilder.AddSprite(Transform2DComponent.CreateDefault());
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
Received.InOrder(() =>
{
_renderer2D.Clear(Color.FromArgb(255, 255, 255, 255));
_renderer2D.Clear(Color.FromArgb(255, 0, 0, 0));
_renderer2D.SetClippingRectangle(new AxisAlignedRectangle(ScreenHeight, ScreenHeight));
_renderer2D.Clear(Color.FromArgb(255, 255, 255, 255));
_renderer2D.Received(1).RenderSprite(entity.GetSprite(),
// Sprite transform is half the scale and translation due to camera view rectangle being scaled by height to match
new Matrix3x3(m11: 0.5, m12: 0, m13: -5, m21: 0, m22: 0.5, m23: 5, m31: 0, m32: 0, m33: 1));
_renderer2D.ClearClipping();
});
}
public void RenderScene_ShouldPerformCameraTransformationOnEntity_WhenSceneContainsEntityAndCamera()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
var cameraTransform = new Transform2DComponent
{
Translation = new Vector2(10, -10),
Rotation = 0,
Scale = Vector2.One
};
renderingSceneBuilder.AddCamera(cameraTransform);
var entity = renderingSceneBuilder.AddSprite(Transform2DComponent.CreateDefault());
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
_renderer2D.Received(1).RenderSprite(entity.GetSprite(), Matrix3x3.CreateTranslation(new Vector2(-10, 10)));
}
