/// <summary>
/// When TransformToOrthogProjection is enabled, we need to get the current orthogonal transformation,
/// the font scale, and ensure that the projection is actually orthogonal
/// </summary>
/// <param name="fontScale"></param>
/// <param name="viewportTransform"></param>
private static TransformViewport OrthogonalTransform(out float fontScale)
{
bool isOrthog;
float left, right, bottom, top;
ProjectionStack.GetCurrentOrthogProjection(out isOrthog, out left, out right, out bottom, out top);
if (!isOrthog)
{
throw new ArgumentOutOfRangeException("Current projection matrix was not Orthogonal. Please ensure that you have set an orthogonal projection before attempting to create a font with the TransformToOrthogProjection flag set to true.");
}
var viewportTransform = new TransformViewport(left, top, right - left, bottom - top);
fontScale = Math.Abs((float)ProjectionStack.CurrentViewport.Value.Height / viewportTransform.Height);
return(viewportTransform);
}
/// <summary>
/// When TransformToOrthogProjection is enabled, we need to get the current orthogonal transformation,
/// the font scale, and ensure that the projection is actually orthogonal
/// </summary>
/// <param name="fontScale"></param>
/// <param name="viewportTransform"></param>
private static TransformViewport OrthogonalTransform(out float fontScale)
{
bool isOrthog;
float left,right,bottom,top;
ProjectionStack.GetCurrentOrthogProjection(out isOrthog,out left,out right,out bottom,out top);
if (!isOrthog)
throw new ArgumentOutOfRangeException("Current projection matrix was not Orthogonal. Please ensure that you have set an orthogonal projection before attempting to create a font with the TransformToOrthogProjection flag set to true.");
var viewportTransform = new TransformViewport(left, top, right - left, bottom - top);
fontScale = Math.Abs((float)ProjectionStack.CurrentViewport.Value.Height / viewportTransform.Height);
return viewportTransform;
}
/// <summary>
/// When TransformToOrthogProjection is enabled, we need to get the current orthogonal transformation,
/// the font scale, and ensure that the projection is actually orthogonal
/// </summary>
/// <param name="fontScale"></param>
public static TransformViewport OrthogonalTransform(out float fontScale)
{
bool isOrthog;
float left,right,bottom,top;
ProjectionStack.GetCurrentOrthogProjection(out isOrthog,out left,out right,out bottom,out top);
if (!isOrthog)
throw new ArgumentOutOfRangeException(ORTHOGONAL_ERROR);
var viewportTransform = new TransformViewport(left, top, right - left, bottom - top);
fontScale = Math.Abs((float)ProjectionStack.CurrentViewport.Value.Height / viewportTransform.Height);
return viewportTransform;
}
private static TransformViewport OrthogonalTransform(Matrix4 transform, float height, out float fontScale)
{
bool isOrthog;
float left,right,bottom,top;
Helper.IsMatrixOrthogonal(out isOrthog,out left,out right,out bottom,out top, transform);
if (!isOrthog)
throw new ArgumentOutOfRangeException(ORTHOGONAL_ERROR);
var viewportTransform = new TransformViewport(left, top, right - left, bottom - top);
fontScale = Math.Abs(height / viewportTransform.Height);
return viewportTransform;
}