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_ShouldRenderDiagnosticInfo_AfterRenderingScene()
{
// Arrange
var diagnosticInfo1 = GetRandomDiagnosticInfo();
var diagnosticInfo2 = GetRandomDiagnosticInfo();
var diagnosticInfo3 = GetRandomDiagnosticInfo();
_aggregatedDiagnosticInfoProvider.GetAllDiagnosticInfo().Returns(new[] { diagnosticInfo1, diagnosticInfo2, diagnosticInfo3 });
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity1 = renderingSceneBuilder.AddSprite(orderInLayer: 0);
var entity2 = renderingSceneBuilder.AddSprite(orderInLayer: 1);
var entity3 = renderingSceneBuilder.AddSprite(orderInLayer: 2);
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
Received.InOrder(() =>
{
_renderer2D.RenderSprite(entity1.GetSprite(), entity1.Get2DTransformationMatrix());
_renderer2D.RenderSprite(entity2.GetSprite(), entity2.Get2DTransformationMatrix());
_renderer2D.RenderSprite(entity3.GetSprite(), entity3.Get2DTransformationMatrix());
_renderer2D.RenderText(diagnosticInfo1.ToString(), Arg.Any <FontSize>(), Arg.Any <Color>(), Arg.Any <Matrix3x3>());
_renderer2D.RenderText(diagnosticInfo2.ToString(), Arg.Any <FontSize>(), Arg.Any <Color>(), Arg.Any <Matrix3x3>());
_renderer2D.RenderText(diagnosticInfo3.ToString(), Arg.Any <FontSize>(), Arg.Any <Color>(), Arg.Any <Matrix3x3>());
});
}
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_ShouldRenderEntityTransformedWithParentTransform_WhenEntityHasParentWithTransform2DComponent()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var(parentEntity, childEntity) = renderingSceneBuilder.AddParentEllipseWithChildEllipse();
var scene = renderingSceneBuilder.Build();
var parentExpectedTransform = parentEntity.Get2DTransformationMatrix();
var childExpectedTransform = parentExpectedTransform * childEntity.Get2DTransformationMatrix();
// Act
renderingSystem.RenderScene(scene);
// Assert
var parentEllipseRenderer = parentEntity.GetComponent <EllipseRendererComponent>();
_renderer2D.Received(1).RenderEllipse(new Ellipse(parentEllipseRenderer.RadiusX, parentEllipseRenderer.RadiusY), parentEllipseRenderer.Color,
parentEllipseRenderer.FillInterior, parentExpectedTransform);
var childEllipseRenderer = childEntity.GetComponent <EllipseRendererComponent>();
_renderer2D.Received(1).RenderEllipse(new Ellipse(childEllipseRenderer.RadiusX, childEllipseRenderer.RadiusY), childEllipseRenderer.Color,
childEllipseRenderer.FillInterior, childExpectedTransform);
}
public void RenderScene_ShouldRenderInSortingLayersOrder_Foreground_Background_Default()
{
// Arrange
const string backgroundSortingLayerName = "Background";
const string foregroundSortingLayerName = "Foreground";
SetupSortingLayers(foregroundSortingLayerName, backgroundSortingLayerName, RenderingConfiguration.DefaultSortingLayerName);
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity1 = renderingSceneBuilder.AddSprite(sortingLayerName: foregroundSortingLayerName);
var entity2 = renderingSceneBuilder.AddSprite(sortingLayerName: RenderingConfiguration.DefaultSortingLayerName);
var entity3 = renderingSceneBuilder.AddSprite(sortingLayerName: backgroundSortingLayerName);
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
Received.InOrder(() =>
{
_renderer2D.RenderSprite(entity1.GetSprite(), entity1.Get2DTransformationMatrix());
_renderer2D.RenderSprite(entity3.GetSprite(), entity3.Get2DTransformationMatrix());
_renderer2D.RenderSprite(entity2.GetSprite(), entity2.Get2DTransformationMatrix());
});
}
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_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_ShouldRenderSprite_WhenSceneContainsEntityWithSpriteRendererAndTransform()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity = renderingSceneBuilder.AddSprite();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
_renderer2D.Received(1).RenderSprite(entity.GetSprite(), entity.Get2DTransformationMatrix());
}
public void RenderScene_ShouldRenderOnlyEntities_ThatHaveVisibleSpriteRenderer()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity1 = renderingSceneBuilder.AddSprite(visible: true);
var entity2 = renderingSceneBuilder.AddSprite(visible: false);
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
_renderer2D.Received(1).RenderSprite(entity1.GetSprite(), entity1.Get2DTransformationMatrix());
_renderer2D.DidNotReceive().RenderSprite(entity2.GetSprite(), entity2.Get2DTransformationMatrix());
}
public void RenderScene_ShouldRenderEllipse_WhenSceneContainsEntityWithEllipseRendererAndTransform()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity = renderingSceneBuilder.AddEllipse();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
var ellipseRenderer = entity.GetComponent <EllipseRendererComponent>();
_renderer2D.Received(1).RenderEllipse(new Ellipse(ellipseRenderer.RadiusX, ellipseRenderer.RadiusY), ellipseRenderer.Color,
ellipseRenderer.FillInterior, entity.Get2DTransformationMatrix());
}
public void RenderScene_ShouldRenderText_WhenSceneContainsEntityWithTextRendererAndTransform()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity = renderingSceneBuilder.AddText();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
var textRenderer = entity.GetComponent <TextRendererComponent>();
Debug.Assert(textRenderer.Text != null, "textRenderer.Text != null");
_renderer2D.Received(1).RenderText(textRenderer.Text, textRenderer.FontSize, textRenderer.Color, entity.Get2DTransformationMatrix());
}
public void RenderScene_ShouldDrawDebugInformation()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity = renderingSceneBuilder.AddSprite();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
Received.InOrder(() =>
{
_renderer2D.RenderSprite(entity.GetSprite(), entity.Get2DTransformationMatrix());
_debugRendererForRenderingSystem.Received(1).DrawDebugInformation(_renderer2D, Matrix3x3.Identity);
});
}
public void RenderScene_ShouldRenderRectangle_WhenSceneContainsEntityWithRectangleRendererAndTransform()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity = renderingSceneBuilder.AddRectangle();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
var rectangleRenderer = entity.GetComponent <RectangleRendererComponent>();
_renderer2D.Received(1).RenderRectangle(Arg.Is <AxisAlignedRectangle>(r =>
Math.Abs(r.Width - rectangleRenderer.Dimension.X) < 0.001 && Math.Abs(r.Height - rectangleRenderer.Dimension.Y) < 0.001),
rectangleRenderer.Color, rectangleRenderer.FillInterior,
entity.Get2DTransformationMatrix());
}
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_ShouldCallInFollowingOrder_BeginRendering_Clear_RenderSprite_EndRendering()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
renderingSceneBuilder.AddSprite();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
Received.InOrder(() =>
{
_renderer2D.BeginRendering();
_renderer2D.Clear(Color.FromArgb(255, 255, 255, 255));
_renderer2D.RenderSprite(Arg.Any <Sprite>(), Arg.Any <Matrix3x3>());
_renderer2D.EndRendering(false);
});
}
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)));
}
public void RenderScene_ShouldSetScreenWidthAndScreenHeightOnCameraComponent()
{
// Arrange
const int screenWidth = 123;
const int screenHeight = 456;
_renderer2D.ScreenWidth.Returns(screenWidth);
_renderer2D.ScreenHeight.Returns(screenHeight);
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
var cameraEntity = renderingSceneBuilder.AddCamera();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
var cameraComponent = cameraEntity.GetComponent <CameraComponent>();
Assert.That(cameraComponent.ScreenWidth, Is.EqualTo(screenWidth));
Assert.That(cameraComponent.ScreenHeight, Is.EqualTo(screenHeight));
}
public void RenderScene_ShouldRenderInOrderOf_OrderInLayer_WhenEntitiesAreInTheSameSortingLayer()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity1 = renderingSceneBuilder.AddSprite(orderInLayer: 1);
var entity2 = renderingSceneBuilder.AddSprite(orderInLayer: -1);
var entity3 = renderingSceneBuilder.AddSprite(orderInLayer: 0);
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
Received.InOrder(() =>
{
_renderer2D.RenderSprite(entity2.GetSprite(), entity2.Get2DTransformationMatrix());
_renderer2D.RenderSprite(entity3.GetSprite(), entity3.Get2DTransformationMatrix());
_renderer2D.RenderSprite(entity1.GetSprite(), entity1.Get2DTransformationMatrix());
});
}
