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代码优化

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CJKmkp
2026-04-05 18:52:19 +08:00
parent bad05f77b5
commit ebbe018bae
11 changed files with 147 additions and 92 deletions
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Ink Canvas/MainWindow_cs/MW_SimulatePressure&InkToShape.cs
+86 -70
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@@ -176,85 +176,89 @@ namespace Ink_Canvas
}
catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
switch (Settings.Canvas.InkStyle)
// 「屏蔽压感」已在收笔主路径将点集归一成 0.5；此处若再跑 InkStyle 0/1 会重写 PressureFactor，造成假压感。
if (!Settings.Canvas.DisablePressure)
{
case 1:
if (penType == 0)
try
{
var stylusPoints = new StylusPointCollection();
var n = e.Stroke.StylusPoints.Count - 1;
for (var i = 0; i <= n; i++)
switch (Settings.Canvas.InkStyle)
{
case 1:
if (penType == 0)
try
{
var speed = GetPointSpeed(e.Stroke.StylusPoints[Math.Max(i - 1, 0)].ToPoint(),
e.Stroke.StylusPoints[i].ToPoint(),
e.Stroke.StylusPoints[Math.Min(i + 1, n)].ToPoint());
var point = new StylusPoint
{
PressureFactor = RateBasedPressureFactorFromPointSpeed(speed),
X = e.Stroke.StylusPoints[i].X,
Y = e.Stroke.StylusPoints[i].Y
};
stylusPoints.Add(point);
}
var stylusPoints = new StylusPointCollection();
var n = e.Stroke.StylusPoints.Count - 1;
e.Stroke.StylusPoints = stylusPoints;
}
catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
break;
case 0:
if (penType == 0)
try
{
var stylusPoints = new StylusPointCollection();
var n = e.Stroke.StylusPoints.Count - 1;
var pressure = 0.1;
var x = 10;
if (n == 1) return e.Stroke;
if (n >= x)
{
for (var i = 0; i < n - x; i++)
{
var point = new StylusPoint();
point.PressureFactor = (float)0.5;
point.X = e.Stroke.StylusPoints[i].X;
point.Y = e.Stroke.StylusPoints[i].Y;
stylusPoints.Add(point);
}
for (var i = n - x; i <= n; i++)
{
var point = new StylusPoint();
point.PressureFactor = (float)((0.5 - pressure) * (n - i) / x + pressure);
point.X = e.Stroke.StylusPoints[i].X;
point.Y = e.Stroke.StylusPoints[i].Y;
stylusPoints.Add(point);
}
}
else
{
for (var i = 0; i <= n; i++)
{
var point = new StylusPoint();
point.PressureFactor = (float)(0.4 * (n - i) / n + pressure);
point.X = e.Stroke.StylusPoints[i].X;
point.Y = e.Stroke.StylusPoints[i].Y;
var speed = GetPointSpeed(e.Stroke.StylusPoints[Math.Max(i - 1, 0)].ToPoint(),
e.Stroke.StylusPoints[i].ToPoint(),
e.Stroke.StylusPoints[Math.Min(i + 1, n)].ToPoint());
var point = new StylusPoint
{
PressureFactor = RateBasedPressureFactorFromPointSpeed(speed),
X = e.Stroke.StylusPoints[i].X,
Y = e.Stroke.StylusPoints[i].Y
};
stylusPoints.Add(point);
}
e.Stroke.StylusPoints = stylusPoints;
}
catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
e.Stroke.StylusPoints = stylusPoints;
}
catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
break;
case 0:
if (penType == 0)
try
{
var stylusPoints = new StylusPointCollection();
var n = e.Stroke.StylusPoints.Count - 1;
var pressure = 0.1;
var x = 10;
if (n == 1) return e.Stroke;
if (n >= x)
{
for (var i = 0; i < n - x; i++)
{
var point = new StylusPoint();
break;
case 3:
break;
point.PressureFactor = (float)0.5;
point.X = e.Stroke.StylusPoints[i].X;
point.Y = e.Stroke.StylusPoints[i].Y;
stylusPoints.Add(point);
}
for (var i = n - x; i <= n; i++)
{
var point = new StylusPoint();
point.PressureFactor = (float)((0.5 - pressure) * (n - i) / x + pressure);
point.X = e.Stroke.StylusPoints[i].X;
point.Y = e.Stroke.StylusPoints[i].Y;
stylusPoints.Add(point);
}
}
else
{
for (var i = 0; i <= n; i++)
{
var point = new StylusPoint();
point.PressureFactor = (float)(0.4 * (n - i) / n + pressure);
point.X = e.Stroke.StylusPoints[i].X;
point.Y = e.Stroke.StylusPoints[i].Y;
stylusPoints.Add(point);
}
}
e.Stroke.StylusPoints = stylusPoints;
}
catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
break;
case 3:
break;
}
}
}
catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
@@ -507,7 +511,11 @@ namespace Ink_Canvas
// 实时笔锋：勿依赖 DrawingAttributes.IgnorePressure。无压感触摸/鼠标等设备上，运行时仍可能为 true，
// 会导致不进入逻辑或进入后渲染仍忽略 PressureFactor；具体在 ApplyVelocityBrushTipFromSpeed 内关闭。
// 「屏蔽压感」时必须跳过：否则会重写 PressureFactor 并强制 IgnorePressure=false，与归一压感冲突。
// VelocityBrushTipMix <= 0 时 ApplyVelocityBrushTipFromSpeed 为空操作，无需调用。
if (Settings.Canvas.InkStyle == 3
&& Settings.Canvas.VelocityBrushTipMix > 0
&& !Settings.Canvas.DisablePressure
&& !touchPressureSimulationApplied
&& penType != 1
&& e.Stroke?.DrawingAttributes != null
@@ -2183,12 +2191,16 @@ namespace Ink_Canvas
/// <summary>
/// 将沿线速度映射为压感并与硬件压感混合，快写略细、慢写略粗；在落笔时（及手写笔移动时由调用方）统一施加。
/// 无压感设备上系统可能将 <see cref="DrawingAttributes.IgnorePressure"/> 置为 true，此处强制关闭以便粗细随合成压感变化（与「屏蔽压感」无关：调用方已保证未屏蔽）。
/// 无压感设备上系统可能将 <see cref="DrawingAttributes.IgnorePressure"/> 置为 true，此处强制关闭以便粗细随合成压感变化。
/// 若 <see cref="Settings.Canvas.DisablePressure"/> 为 true，本方法直接返回且不修改 IgnorePressure。
/// </summary>
private void ApplyVelocityBrushTipFromSpeed(Stroke stroke)
{
try
{
if (Settings.Canvas.DisablePressure)
return;
var mix = Settings.Canvas.VelocityBrushTipMix;
if (mix <= 0 || stroke == null) return;
if (mix > 1) mix = 1;
@@ -2885,7 +2897,11 @@ namespace Ink_Canvas
PruneHandwritingBeautifyBatch();
while (_handwritingRecentStrokesForBeautify.Count > HandwritingBeautifyMaxRecentStrokes)
{
var evicted = _handwritingRecentStrokesForBeautify[0];
_handwritingRecentStrokesForBeautify.RemoveAt(0);
_handwritingBeautifyInkInputByCanvasStroke.Remove(evicted);
}
EnsureHandwritingBeautifyDebounceTimer();
_handwritingBeautifyDebounceTimer.Stop();