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Simplify conditionals to one XOR operations with comments

This commit is contained in:
Salman Ahmed 2022-03-14 04:40:24 +03:00
parent 0b8c89bfa8
commit 9cf05080da

View File

@ -79,7 +79,8 @@ namespace osu.Game.Storyboards.Drawables
{
var origin = base.Origin;
if ((FlipH || VectorScale.X < 0) && !(FlipH && VectorScale.X < 0))
// Either flip horizontally or negative X scale, but not both.
if (FlipH ^ (VectorScale.X < 0))
{
if (origin.HasFlagFast(Anchor.x0))
origin = Anchor.x2 | (origin & (Anchor.y0 | Anchor.y1 | Anchor.y2));
@ -87,7 +88,8 @@ namespace osu.Game.Storyboards.Drawables
origin = Anchor.x0 | (origin & (Anchor.y0 | Anchor.y1 | Anchor.y2));
}
if ((FlipV || VectorScale.Y < 0) && !(FlipV && VectorScale.Y < 0))
// Either flip vertically or negative Y scale, but not both.
if (FlipV ^ (VectorScale.Y < 0))
{
if (origin.HasFlagFast(Anchor.y0))
origin = Anchor.y2 | (origin & (Anchor.x0 | Anchor.x1 | Anchor.x2));