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improve:墨迹纠正

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纠正后补点
This commit is contained in:
CJK_mkp
2025-12-27 18:22:00 +08:00
parent 8172b7c776
commit a6e400629a
1 changed files with 192 additions and 68 deletions
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Ink Canvas/MainWindow_cs/MW_SimulatePressure&InkToShape.cs
+192 -68
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@@ -1452,36 +1452,27 @@ namespace Ink_Canvas
if (!Settings.Canvas.EnablePressureTouchMode || Settings.Canvas.DisablePressure ||
Settings.InkToShape.IsInkToShapeNoFakePressureRectangle || penType == 1)
{
// 使用均匀粗细（所有点压感值都是0.5f）
points.Add(new StylusPoint(start.X, start.Y, 0.5f));
// 可以添加一些额外的中间点使线条更平滑（均匀粗细）
double distance = GetDistance(start, end);
if (distance > 100)
var linePoints = GeneratePointsBetween(start, end, 0.5f, 0.5f, 8.0);
foreach (var pt in linePoints)
{
// 对于较长的线条，添加几个中间点
for (int i = 1; i < 3; i++)
{
double ratio = i / 3.0;
Point midPoint = new Point(
start.X + (end.X - start.X) * ratio,
start.Y + (end.Y - start.Y) * ratio);
points.Add(new StylusPoint(midPoint.X, midPoint.Y, 0.5f));
}
points.Add(pt);
}
points.Add(new StylusPoint(end.X, end.Y, 0.5f));
}
else
{
// 启用了压感触屏模式，使用变化的粗细（原有行为）
points.Add(new StylusPoint(start.X, start.Y, 0.4f));
// 添加中点，压感值较高，使线条中间较粗
Point midPoint = new Point((start.X + end.X) / 2, (start.Y + end.Y) / 2);
points.Add(new StylusPoint(midPoint.X, midPoint.Y, 0.8f));
points.Add(new StylusPoint(end.X, end.Y, 0.4f));
var startToMid = GeneratePointsBetween(start, midPoint, 0.4f, 0.8f, 8.0);
foreach (var pt in startToMid)
{
points.Add(pt);
}
var midToEnd = GeneratePointsBetween(midPoint, end, 0.8f, 0.4f, 8.0);
for (int i = 1; i < midToEnd.Count; i++)
{
points.Add(midToEnd[i]);
}
}
return points;
@@ -1727,66 +1718,199 @@ namespace Ink_Canvas
public StylusPointCollection GenerateFakePressureTriangle(StylusPointCollection points)
{
var newPoint = new StylusPointCollection();
if (Settings.InkToShape.IsInkToShapeNoFakePressureTriangle || penType == 1)
{
var newPoint = new StylusPointCollection();
newPoint.Add(new StylusPoint(points[0].X, points[0].Y));
var cPoint = GetCenterPoint(points[0], points[1]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y));
newPoint.Add(new StylusPoint(points[1].X, points[1].Y));
newPoint.Add(new StylusPoint(points[1].X, points[1].Y));
cPoint = GetCenterPoint(points[1], points[2]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y));
newPoint.Add(new StylusPoint(points[2].X, points[2].Y));
newPoint.Add(new StylusPoint(points[2].X, points[2].Y));
cPoint = GetCenterPoint(points[2], points[0]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y));
newPoint.Add(new StylusPoint(points[0].X, points[0].Y));
if (points.Count >= 3)
{
for (int i = 0; i < 3; i++)
{
Point start = points[i].ToPoint();
Point end = points[(i + 1) % 3].ToPoint();
var edgePoints = GeneratePointsBetween(start, end, 0.5f, 0.5f, 8.0);
if (i == 0)
{
foreach (var pt in edgePoints)
{
newPoint.Add(pt);
}
}
else
{
for (int j = 1; j < edgePoints.Count; j++)
{
newPoint.Add(edgePoints[j]);
}
}
}
Point lastPoint = points[0].ToPoint();
Point firstPoint = newPoint[0].ToPoint();
if (GetDistance(lastPoint, firstPoint) > 1.0)
{
newPoint.Add(new StylusPoint(lastPoint.X, lastPoint.Y, 0.5f));
}
}
else
{
return points;
}
return newPoint;
}
else
{
var newPoint = new StylusPointCollection();
newPoint.Add(new StylusPoint(points[0].X, points[0].Y, (float)0.4));
var cPoint = GetCenterPoint(points[0], points[1]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y, (float)0.8));
newPoint.Add(new StylusPoint(points[1].X, points[1].Y, (float)0.4));
newPoint.Add(new StylusPoint(points[1].X, points[1].Y, (float)0.4));
cPoint = GetCenterPoint(points[1], points[2]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y, (float)0.8));
newPoint.Add(new StylusPoint(points[2].X, points[2].Y, (float)0.4));
newPoint.Add(new StylusPoint(points[2].X, points[2].Y, (float)0.4));
cPoint = GetCenterPoint(points[2], points[0]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y, (float)0.8));
newPoint.Add(new StylusPoint(points[0].X, points[0].Y, (float)0.4));
if (points.Count >= 3)
{
for (int i = 0; i < 3; i++)
{
Point start = points[i].ToPoint();
Point end = points[(i + 1) % 3].ToPoint();
Point midPoint = GetCenterPoint(start, end);
var startToMid = GeneratePointsBetween(start, midPoint, 0.4f, 0.8f, 8.0);
if (i == 0)
{
foreach (var pt in startToMid)
{
newPoint.Add(pt);
}
}
else
{
for (int j = 1; j < startToMid.Count; j++)
{
newPoint.Add(startToMid[j]);
}
}
var midToEnd = GeneratePointsBetween(midPoint, end, 0.8f, 0.4f, 8.0);
for (int j = 1; j < midToEnd.Count; j++)
{
newPoint.Add(midToEnd[j]);
}
}
Point lastPoint = points[0].ToPoint();
Point firstPoint = newPoint[0].ToPoint();
if (GetDistance(lastPoint, firstPoint) > 1.0)
{
newPoint.Add(new StylusPoint(lastPoint.X, lastPoint.Y, 0.4f));
}
}
else
{
return points;
}
return newPoint;
}
}
/// <summary>
/// 在两点之间生成多个点，用于增加图形边缘的点密度
/// </summary>
private StylusPointCollection GeneratePointsBetween(Point start, Point end, float startPressure, float endPressure, double minPointInterval = 8.0)
{
var result = new StylusPointCollection();
double distance = GetDistance(start, end);
if (distance < minPointInterval)
{
result.Add(new StylusPoint(start.X, start.Y, startPressure));
result.Add(new StylusPoint(end.X, end.Y, endPressure));
return result;
}
int pointCount = Math.Max(2, (int)(distance / minPointInterval) + 1);
result.Add(new StylusPoint(start.X, start.Y, startPressure));
for (int i = 1; i < pointCount - 1; i++)
{
double ratio = (double)i / (pointCount - 1);
double pressure = startPressure + (endPressure - startPressure) * ratio;
double x = start.X + (end.X - start.X) * ratio;
double y = start.Y + (end.Y - start.Y) * ratio;
result.Add(new StylusPoint(x, y, (float)pressure));
}
result.Add(new StylusPoint(end.X, end.Y, endPressure));
return result;
}
public StylusPointCollection GenerateFakePressureRectangle(StylusPointCollection points)
{
var newPoint = new StylusPointCollection();
if (Settings.InkToShape.IsInkToShapeNoFakePressureRectangle || penType == 1)
{
if (points.Count >= 4)
{
for (int i = 0; i < 4; i++)
{
Point start = points[i].ToPoint();
Point end = points[(i + 1) % 4].ToPoint();
var edgePoints = GeneratePointsBetween(start, end, 0.5f, 0.5f, 8.0);
if (i == 0)
{
foreach (var pt in edgePoints)
{
newPoint.Add(pt);
}
}
else
{
for (int j = 1; j < edgePoints.Count; j++)
{
newPoint.Add(edgePoints[j]);
}
}
}
}
else
{
return points;
}
return newPoint;
}
if (points.Count >= 4)
{
for (int i = 0; i < 4; i++)
{
Point start = points[i].ToPoint();
Point end = points[(i + 1) % 4].ToPoint();
Point midPoint = GetCenterPoint(start, end);
var startToMid = GeneratePointsBetween(start, midPoint, 0.4f, 0.8f, 8.0);
if (i == 0)
{
foreach (var pt in startToMid)
{
newPoint.Add(pt);
}
}
else
{
for (int j = 1; j < startToMid.Count; j++)
{
newPoint.Add(startToMid[j]);
}
}
var midToEnd = GeneratePointsBetween(midPoint, end, 0.8f, 0.4f, 8.0);
for (int j = 1; j < midToEnd.Count; j++)
{
newPoint.Add(midToEnd[j]);
}
}
}
else
{
return points;
}
var newPoint = new StylusPointCollection();
newPoint.Add(new StylusPoint(points[0].X, points[0].Y, (float)0.4));
var cPoint = GetCenterPoint(points[0], points[1]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y, (float)0.8));
newPoint.Add(new StylusPoint(points[1].X, points[1].Y, (float)0.4));
newPoint.Add(new StylusPoint(points[1].X, points[1].Y, (float)0.4));
cPoint = GetCenterPoint(points[1], points[2]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y, (float)0.8));
newPoint.Add(new StylusPoint(points[2].X, points[2].Y, (float)0.4));
newPoint.Add(new StylusPoint(points[2].X, points[2].Y, (float)0.4));
cPoint = GetCenterPoint(points[2], points[3]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y, (float)0.8));
newPoint.Add(new StylusPoint(points[3].X, points[3].Y, (float)0.4));
newPoint.Add(new StylusPoint(points[3].X, points[3].Y, (float)0.4));
cPoint = GetCenterPoint(points[3], points[0]);
newPoint.Add(new StylusPoint(cPoint.X, cPoint.Y, (float)0.8));
newPoint.Add(new StylusPoint(points[0].X, points[0].Y, (float)0.4));
return newPoint;
}