From dc8852c8e990fa2b0c4a8dafc125c8e9e6198b2a Mon Sep 17 00:00:00 2001
From: "zhou.xu" <zhou.xu@bambulab.com>
Date: Wed, 15 Nov 2023 10:32:53 +0800
Subject: [PATCH] FIX: fix new_bed_shape's calculation process

Jira: STUDIO-5122
Change-Id: I5f3e6a301a297123af28692c90bef6759f425b06
---
 src/slic3r/GUI/3DBed.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/slic3r/GUI/3DBed.cpp b/src/slic3r/GUI/3DBed.cpp
index baebacfe8..bbfd91243 100644
--- a/src/slic3r/GUI/3DBed.cpp
+++ b/src/slic3r/GUI/3DBed.cpp
@@ -636,8 +636,12 @@ GeometryBuffer Bed3D::update_bed_triangles() const
     (*model_offset_ptr)(1) = m_build_volume.bounding_volume2d().min.y();
     (*model_offset_ptr)(2) = -0.41 + GROUND_Z;
 
-    std::vector<Vec2d> new_bed_shape;
-    for (auto point: m_bed_shape) {
+    std::vector<Vec2d> origin_bed_shape;
+    for (size_t i = 0; i < m_bed_shape.size(); i++) { 
+        origin_bed_shape.push_back(m_bed_shape[i] - m_bed_shape[0]);
+    }
+    std::vector<Vec2d> new_bed_shape; // offset to correct origin
+    for (auto point : origin_bed_shape) {
         Vec2d new_point(point.x() + model_offset_ptr->x(), point.y() + model_offset_ptr->y());
         new_bed_shape.push_back(new_point);
     }