From 8eb69b053f4ae2e3b0351f06fbdc1d95efe826be Mon Sep 17 00:00:00 2001
From: SoftFever <softfeverever@gmail.com>
Date: Sun, 4 Aug 2024 00:54:58 +0800
Subject: [PATCH] Add camera sanity check

---
 src/slic3r/GUI/Camera.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/slic3r/GUI/Camera.cpp b/src/slic3r/GUI/Camera.cpp
index c6c0414194..c87b3cf2d2 100644
--- a/src/slic3r/GUI/Camera.cpp
+++ b/src/slic3r/GUI/Camera.cpp
@@ -586,6 +586,9 @@ double Camera::calc_zoom_to_volumes_factor(const GLVolumePtrs& volumes, Vec3d& c
 
 void Camera::set_distance(double distance)
 {
+    if(distance < EPSILON || distance > 1.0e6)
+        return;
+        
     if (m_distance != distance) {
         m_view_matrix.translate((distance - m_distance) * get_dir_forward());
         m_distance = distance;