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Use 3 triangles for caps

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This commit is contained in:
Andrei Zavatski
2025-11-01 22:36:56 +03:00
parent 0d13fe9551
commit 55f511311b
1 changed files with 20 additions and 8 deletions
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28
osu.Framework/Graphics/Lines/Path_DrawNode.cs
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@@ -81,6 +81,8 @@ namespace osu.Framework.Graphics.Lines
private void addCap(Line cap, Vector2 origin)
{
Debug.Assert(triangleBatch != null);
// The provided line is perpendicular to the end/start of a segment.
// To get the remaining quad positions we are expanding said segment by the path radius.
Vector2 ortho = cap.OrthogonalDirection;
@@ -89,18 +91,28 @@ namespace osu.Framework.Graphics.Lines
Vector2 v2 = cap.StartPoint + ortho * radius;
Vector2 v3 = cap.EndPoint + ortho * radius;
Vector2 v4 = (v2 + v3) / 2;
drawQuad
(
new Quad(cap.StartPoint, v2, origin, v4),
new Quad(new Vector2(0, -1), new Vector2(1f, -1), new Vector2(0, 0), new Vector2(1, 0))
);
drawQuad
(
new Quad(cap.EndPoint, v3, origin, v4),
new Quad(new Vector2(0, 1), new Vector2(1, 1), new Vector2(0, 0), new Vector2(1, 0))
new Quad(cap.StartPoint, v2, origin, v3),
new Quad(new Vector2(0, -1), new Vector2(1f, -1), new Vector2(0, 0), new Vector2(1, 1))
);
triangleBatch.Add(new PathVertex
{
Position = origin,
RelativePos = Vector2.Zero
});
triangleBatch.Add(new PathVertex
{
Position = v3,
RelativePos = Vector2.One
});
triangleBatch.Add(new PathVertex
{
Position = cap.EndPoint,
RelativePos = new Vector2(0, 1)
});
}
private void addSegmentQuad(SegmentWithThickness segment)