From bdb3ed23dbfb50b56eacb925c6be721984539a04 Mon Sep 17 00:00:00 2001
From: tian <11429339@qq.com>
Date: Wed, 11 Feb 2026 02:30:52 +0800
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---
src/Utils/ModelItemTransformHelper.cs | 37 +++++++++++++++------------
1 file changed, 20 insertions(+), 17 deletions(-)
diff --git a/src/Utils/ModelItemTransformHelper.cs b/src/Utils/ModelItemTransformHelper.cs
index c9ded12..a7c7181 100644
--- a/src/Utils/ModelItemTransformHelper.cs
+++ b/src/Utils/ModelItemTransformHelper.cs
@@ -103,7 +103,7 @@ namespace NavisworksTransport.Utils
}
///
- /// 将物体从当前位置移动到指定位置和朝向（增量模式）
+ /// 将物体移动到指定位置和朝向（先回到CAD原始位置，再移动）
/// 适用于碰撞位置还原等场景
///
/// 要移动的物体
@@ -114,32 +114,35 @@ namespace NavisworksTransport.Utils
var doc = Application.ActiveDocument;
var modelItems = new ModelItemCollection { item };
- // 获取当前状态
- var currentBounds = item.BoundingBox();
- var currentGroundPos = new Point3D(
- currentBounds.Center.X,
- currentBounds.Center.Y,
- currentBounds.Min.Z
- );
- var currentYaw = GetYawFromTransform(item.Transform);
+ // 🔥 关键：先回到CAD原始位置，确保从已知状态开始计算
+ doc.Models.ResetPermanentTransform(modelItems);
- // 计算位置和旋转增量
+ // 获取CAD原始状态
+ var originalBounds = item.BoundingBox();
+ var originalGroundPos = new Point3D(
+ originalBounds.Center.X,
+ originalBounds.Center.Y,
+ originalBounds.Min.Z
+ );
+ var originalYaw = GetYawFromTransform(item.Transform);
+
+ // 计算从CAD原始位置到目标位置的增量
var deltaPos = new Vector3D(
- targetPosition.X - currentGroundPos.X,
- targetPosition.Y - currentGroundPos.Y,
- targetPosition.Z - currentGroundPos.Z
+ targetPosition.X - originalGroundPos.X,
+ targetPosition.Y - originalGroundPos.Y,
+ targetPosition.Z - originalGroundPos.Z
);
- double deltaYaw = targetYaw - currentYaw;
+ double deltaYaw = targetYaw - originalYaw;
- // 应用增量变换（和ClashDetective中的做法一致）
+ // 应用增量变换
Transform3D transform;
if (Math.Abs(deltaYaw) > 0.001)
{
// 有旋转：需要补偿绕原点旋转带来的位置偏移
double cos = Math.Cos(deltaYaw);
double sin = Math.Sin(deltaYaw);
- double rotatedX = currentGroundPos.X * cos - currentGroundPos.Y * sin;
- double rotatedY = currentGroundPos.X * sin + currentGroundPos.Y * cos;
+ double rotatedX = originalGroundPos.X * cos - originalGroundPos.Y * sin;
+ double rotatedY = originalGroundPos.X * sin + originalGroundPos.Y * cos;
var compensatedTranslation = new Vector3D(
targetPosition.X - rotatedX,