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make flips grid-type aware

This commit is contained in:
OliBomby 2024-07-14 18:12:55 +02:00
parent a80e333786
commit 2bbaa8e43c
1 changed files with 22 additions and 4 deletions
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26
osu.Game.Rulesets.Osu/Edit/OsuSelectionHandler.cs
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@ -107,10 +107,28 @@ public override bool HandleFlip(Direction direction, bool flipOverOrigin)
// If we're flipping over the origin, we take the grid origin position from the grid toolbox.
var flipQuad = flipOverOrigin ? new Quad(gridToolbox.StartPositionX.Value, gridToolbox.StartPositionY.Value, 0, 0) : GeometryUtils.GetSurroundingQuad(hitObjects);
// If we're flipping over the origin, we take the grid rotation from the grid toolbox.
// We want to normalize the rotation angle to -45 to 45 degrees, so horizontal vs vertical flip is not mixed up by the rotation and it stays intuitive to use.
var flipAxis = flipOverOrigin ? GeometryUtils.RotateVector(Vector2.UnitX, -((gridToolbox.GridLinesRotation.Value + 405) % 90 - 45)) : Vector2.UnitX;
flipAxis = direction == Direction.Vertical ? flipAxis.PerpendicularLeft : flipAxis;
Vector2 flipAxis = direction == Direction.Vertical ? Vector2.UnitY : Vector2.UnitX;
if (flipOverOrigin)
{
// If we're flipping over the origin, we take one of the axes of the grid.
// Take the axis closest to the direction we want to flip over.
switch (gridToolbox.GridType.Value)
{
case PositionSnapGridType.Square:
flipAxis = GeometryUtils.RotateVector(Vector2.UnitX, -((gridToolbox.GridLinesRotation.Value + 405) % 90 - 45));
flipAxis = direction == Direction.Vertical ? flipAxis.PerpendicularLeft : flipAxis;
break;
case PositionSnapGridType.Triangle:
// Hex grid has 3 axes, so you can not directly flip over one of the axes,
// however it's still possible to achieve that flip by combining multiple flips over the other axes.
flipAxis = direction == Direction.Vertical
? GeometryUtils.RotateVector(Vector2.UnitX, -((gridToolbox.GridLinesRotation.Value + 390) % 60 + 60))
: GeometryUtils.RotateVector(Vector2.UnitX, -((gridToolbox.GridLinesRotation.Value + 390) % 60 - 60));
break;
}
}
var controlPointFlipQuad = new Quad();