ScreenSpace.ToPixelSpaceRounded Method

ScreenSpace ToPixelSpaceRounded Method

Delta Engine Documentation

The rounded version of ToPixelSpace is used for lines, boxes and fonts where it matters to actually render at exact pixel positions to get sharp lines, boxes or font rendering. View code on GitHub

Namespace: DeltaEngine.ScreenSpaces
Assembly: DeltaEngine (in DeltaEngine.dll) Version: 1.1.1.0 (1.1.1)

Syntax

C++

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public Vector2D ToPixelSpaceRounded(
	Vector2D quadraticPosition
)

public Vector2D ToPixelSpaceRounded(
	Vector2D quadraticPosition
)

Public Function ToPixelSpaceRounded ( 
	quadraticPosition As Vector2D
) As Vector2D

Public Function ToPixelSpaceRounded ( 
	quadraticPosition As Vector2D
) As Vector2D

public:
Vector2D ToPixelSpaceRounded(
	Vector2D quadraticPosition
)

public:
Vector2D ToPixelSpaceRounded(
	Vector2D quadraticPosition
)

member ToPixelSpaceRounded : 
        quadraticPosition : Vector2D -> Vector2D

member ToPixelSpaceRounded : 
        quadraticPosition : Vector2D -> Vector2D

Parameters

quadraticPosition: Type: DeltaEngine.Datatypes Vector2D

Return Value

Type: Vector2D

Remarks

Tests: DeltaEngine.Tests.ScreenSpaces.QuadraticScreenSpaceTests

Examples

1 unit tests call DeltaEngine.ScreenSpaces.ScreenSpace.ToPixelSpaceRounded(DeltaEngine.Datatypes.Vector2D)

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[Test]
public void ToPixelInFullHdResolution()
{
    window.ViewportPixelSize = new Size(1920, 1080);
    var screen = new QuadraticScreenSpace(window);
    Assert.AreEqual(new Vector2D(1680, 1500), screen.ToPixelSpace(new Vector2D(0.875f, 1f)));
    var somePoint = screen.FromPixelSpace(new Vector2D(324, 483));
    var somePointPlusOne = screen.FromPixelSpace(new Vector2D(325, 483));
    Assert.IsFalse(somePoint.X.IsNearlyEqual(somePointPlusOne.X),
        somePoint + " should not be nearly equal to " + somePointPlusOne);
    Assert.AreEqual(new Vector2D(324, 483), screen.ToPixelSpaceRounded(somePoint));
    Assert.AreEqual(new Vector2D(325, 483), screen.ToPixelSpaceRounded(somePointPlusOne));
}

[Test]
public void ToPixelInFullHdResolution()
{
    window.ViewportPixelSize = new Size(1920, 1080);
    var screen = new QuadraticScreenSpace(window);
    Assert.AreEqual(new Vector2D(1680, 1500), screen.ToPixelSpace(new Vector2D(0.875f, 1f)));
    var somePoint = screen.FromPixelSpace(new Vector2D(324, 483));
    var somePointPlusOne = screen.FromPixelSpace(new Vector2D(325, 483));
    Assert.IsFalse(somePoint.X.IsNearlyEqual(somePointPlusOne.X),
        somePoint + " should not be nearly equal to " + somePointPlusOne);
    Assert.AreEqual(new Vector2D(324, 483), screen.ToPixelSpaceRounded(somePoint));
    Assert.AreEqual(new Vector2D(325, 483), screen.ToPixelSpaceRounded(somePointPlusOne));
}