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增加参数自动匹配，改为3：1

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sladro 2026-01-14 15:12:44 +08:00
parent 59f71a433a
commit 5da28a3d31
1 changed files with 50 additions and 27 deletions
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77
Cad/FeatureDrivenDrawer.cs
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@ -166,17 +166,28 @@ namespace CadParamPluging.Cad
bool isRolling = !string.IsNullOrWhiteSpace(processMethod) && processMethod.Contains("轧制");
double activeWidth = outerDia;
double extraMargin = 40; // Default margin
var extraMargin = 40.0; // Default margin
if (isMachined && isRolling)
{
// In schematic mode, width is visually fixed to 2.0 * Height
activeWidth = height * 2.0;
// 对于示意图模式，边距应按比例计算（图形较大尺寸的50%），上限100
// 避免小型示意图因边距过大导致"预期尺寸"虚高
var maxDim = Math.Max(activeWidth, height);
extraMargin = Math.Min(maxDim * 0.5, 100);
var minWallThickness = bag.GetDoubleOrNull(KeyMinWallThickness);
if (minWallThickness.HasValue && minWallThickness.Value > 0)
{
// Width is controlled by min wall thickness (Width = 3 * Wall)
// Schematic mode: 2/3 hole, 1/3 wall
activeWidth = minWallThickness.Value * 3.0;
}
else
{
// Fallback: visual width is fixed to 3.0 * Height
activeWidth = height * 3.0;
}
// Increase margin significantly for schematic mode to avoid "Too Small" detection
// leading to unnecessary zoom-in suggestions (e.g. 1:1.35).
// Effectively claims a larger safe zone around the small schematic.
extraMargin = 120;
}
// 环形图形：宽度=外径（X方向），高度=高度参数（Y方向）
@ -375,40 +386,52 @@ namespace CadParamPluging.Cad
{
var bag = ctx.Bag;
// --- 几何与视觉映射计算 ---
// --- 几何与视觉映射计算 ---
double H = height;
double physicalOuterR = outerDia / 2.0;
// 1. 确定视觉外半径 (L)
// 轧制+车加工：强制 L/H = 2
double visualOuterR = physicalOuterR;
if (ctx.IsMachined)
double physicalInnerR = 0;
var innerDia = bag.GetDoubleOrNull(KeyInnerDiameter2);
if (innerDia.HasValue && innerDia.Value > 0)
{
visualOuterR = H * 2.0;
physicalInnerR = innerDia.Value / 2.0;
}
// 2. 确定视觉内半径
var innerDia = bag.GetDoubleOrNull(KeyInnerDiameter2);
double physicalInnerR = 0;
double visualInnerR = 0;
// 1. 确定视觉半径
// 默认情况：等于物理半径
double visualOuterR = physicalOuterR;
double visualInnerR = physicalInnerR;
if (innerDia.HasValue && innerDia.Value > 0 && innerDia.Value < outerDia)
// 轧制+车加工（示意图模式）特殊处理
if (ctx.IsMachined)
{
physicalInnerR = innerDia.Value / 2.0;
var minWallThkParam = bag.GetDoubleOrNull(KeyMinWallThickness);
if (ctx.IsMachined)
if (minWallThkParam.HasValue && minWallThkParam.Value > 0)
{
// 强制示意图模式：
// 按照用户提供的参考图 (L/H=2)，右侧剖面区域和左侧内孔区域各占一半
// 即 Visual Inner Radius = Visual Outer Radius / 2.0
// 这样视觉上就是两个并排的正方形：左边是空的，右边是剖面
visualInnerR = visualOuterR * 0.5;
// 用户新需求：比例改为 3:1
// 指定规则：图纸总宽度（视觉外半径） = 最小壁厚 * 3
// 这意味着：
// 视觉内半径 (孔) = 最小壁厚 * 2 (占2份)
// 视觉剖面宽度 (壁) = 最小壁厚 * 1 (占1份)
// 从而实现了 2:1 的内孔/实体分割
visualInnerR = minWallThkParam.Value * 2.0;
visualOuterR = minWallThkParam.Value * 3.0;
}
else
{
visualInnerR = physicalInnerR * (visualOuterR / physicalOuterR);
// 降级策略：维持 3:1 比例
visualOuterR = H * 3.0;
visualInnerR = visualOuterR * (2.0/3.0);
}
}
// 纯轧制模式（非车加工）：按物理比例绘制，无需特殊处理
else if (Math.Abs(physicalOuterR) > 1e-6) // 避免除零
{
// visualInnerR 已经在上面初始化为 physicalInnerR
// 这里不需要改变，因为 visualOuterR = physicalOuterR
}
// 3. 定义半径映射函数 (非线性映射：孔区线性，壁厚区线性)
// r: 物理半径