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Cut distance snap lines at playfield border in catch editor

This commit is contained in:
ekrctb 2021-10-26 14:51:52 +09:00
parent c5d765029c
commit de7a908be2

View File

@ -10,6 +10,7 @@ using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Lines;
using osu.Framework.Graphics.Primitives;
using osu.Game.Rulesets.Catch.UI;
using osu.Game.Rulesets.Edit;
using osu.Game.Rulesets.UI;
using osu.Game.Rulesets.UI.Scrolling;
@ -27,6 +28,8 @@ namespace osu.Game.Rulesets.Catch.Edit
public float StartX { get; set; }
private const double max_vertical_line_length_in_time = CatchPlayfield.WIDTH / Catcher.BASE_SPEED * 2;
private readonly double[] velocities;
private readonly List<Path> verticalPaths = new List<Path>();
@ -63,27 +66,42 @@ namespace osu.Game.Rulesets.Catch.Edit
{
base.Update();
float startY = hitObjectContainer.PositionAtTime(StartTime);
double currentTime = hitObjectContainer.Time.Current;
for (int i = 0; i < velocities.Length; i++)
{
double velocity = velocities[i];
var verticalPath = verticalPaths[i];
// The line ends at the top of the screen.
double topScreenTime = hitObjectContainer.TimeAtPosition(-hitObjectContainer.DrawHeight, hitObjectContainer.Time.Current);
double endTime = Math.Max(StartTime, topScreenTime);
// The line ends at the top of the playfield.
double endTime = hitObjectContainer.TimeAtPosition(-hitObjectContainer.DrawHeight, currentTime);
float x = (float)((endTime - StartTime) * velocity);
float y = hitObjectContainer.PositionAtTime(endTime, StartTime);
// Non-vertical lines are cut at the sides of the playfield.
// Vertical lines are cut at some reasonable length.
if (velocity > 0)
endTime = Math.Min(endTime, StartTime + (CatchPlayfield.WIDTH - StartX) / velocity);
else if (velocity < 0)
endTime = Math.Min(endTime, StartTime + StartX / -velocity);
else
endTime = Math.Min(endTime, StartTime + max_vertical_line_length_in_time);
Vector2[] lineVertices = verticalLineVertices[i];
lineVertices[0] = new Vector2(StartX, startY);
lineVertices[1] = lineVertices[0] + new Vector2(x, y);
lineVertices[0] = calculatePosition(velocity, StartTime);
lineVertices[1] = calculatePosition(velocity, endTime);
var verticalPath = verticalPaths[i];
verticalPath.Vertices = verticalLineVertices[i];
verticalPath.OriginPosition = verticalPath.PositionInBoundingBox(Vector2.Zero);
}
Vector2 calculatePosition(double velocity, double time)
{
// Don't draw inverted lines.
time = Math.Max(time, StartTime);
float x = StartX + (float)((time - StartTime) * velocity);
float y = hitObjectContainer.PositionAtTime(time, currentTime);
return new Vector2(x, y);
}
}
[CanBeNull]