From 095b5116ac8d9e227a8ec3ed9ca4576817adfca9 Mon Sep 17 00:00:00 2001
From: yw4z <ywsyildiz@gmail.com>
Date: Sat, 28 Feb 2026 19:19:04 +0300
Subject: [PATCH] Add option for hiding / showing gridlines (#10545)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Might be useful who want to use custom grid line system with textures. or a clean look

### PROBLEM / SCENARIOS
• Custom made textures overlapping with grid system. so it might be confusing for user if want to use specific markings
• User may found its a distracting item and wants a clean look

### SOLUTION
added to view menu
<img width="477" height="434" alt="Screenshot-20251230192707" src="https://github.com/user-attachments/assets/e298d9b2-5f8f-4e33-af22-ea7c84c9b5b8" />

added to canvas menu
<img width="278" height="297" alt="Screenshot-20251230192717" src="https://github.com/user-attachments/assets/a9952408-a361-4e64-ad9a-72e2480c74cf" />

Clean look without gridlines
<img width="1669" height="1157" alt="Screenshot-20250827144140" src="https://github.com/user-attachments/assets/9229f330-9543-4d39-a8fc-01deb9b61336" />

<img width="1669" height="1157" alt="Screenshot-20250827144212" src="https://github.com/user-attachments/assets/ab3848fb-74d7-4618-8bc7-0cdff10a3804" />


Few Examples with custom made textures / markings without gridlines
<img width="1669" height="1157" alt="Screenshot-20250827140008" src="https://github.com/user-attachments/assets/5d7b17ab-e97a-489c-9e4d-99157a37b6b7" />

<img width="1669" height="1157" alt="Screenshot-20250827141904" src="https://github.com/user-attachments/assets/a7e0f360-a85a-489d-9bc2-39286984643a" />
---
 src/libslic3r/AppConfig.cpp   | 3 +++
 src/slic3r/GUI/GLCanvas3D.cpp | 8 +++++++-
 src/slic3r/GUI/GUI_App.hpp    | 3 +++
 src/slic3r/GUI/MainFrame.cpp  | 8 ++++++++
 src/slic3r/GUI/PartPlate.cpp  | 2 +-
 5 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/libslic3r/AppConfig.cpp b/src/libslic3r/AppConfig.cpp
index 46facd18de..f7ec7d7ffe 100644
--- a/src/libslic3r/AppConfig.cpp
+++ b/src/libslic3r/AppConfig.cpp
@@ -251,6 +251,9 @@ void AppConfig::set_defaults()
     if (get("show_3d_navigator").empty())
         set_bool("show_3d_navigator", true);
 
+    if (get("show_plate_gridlines").empty())
+        set_bool("show_plate_gridlines", true);
+
     if (get("show_outline").empty())
         set_bool("show_outline", false);
     
diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 2f11eef0c4..c764e1c39a 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -8637,7 +8637,13 @@ void GLCanvas3D::_render_canvas_toolbar()
             [this]{toggle_world_axes_visibility(false);}
         );
 
-        // will add an option for gridlines in here
+        create_menu_item( "Gridlines",
+            m_canvas_type != ECanvasType::CanvasAssembleView, // not work on assembly
+            wxGetApp().show_plate_gridlines(),
+            [this]{wxGetApp().toggle_show_plate_gridlines();}
+        );
+
+        ImGui::Separator();
 
         create_menu_item( "Labels",
             m_canvas_type == ECanvasType::CanvasView3D, // work only on prepare
diff --git a/src/slic3r/GUI/GUI_App.hpp b/src/slic3r/GUI/GUI_App.hpp
index c879b1e5bb..ae51add264 100644
--- a/src/slic3r/GUI/GUI_App.hpp
+++ b/src/slic3r/GUI/GUI_App.hpp
@@ -362,6 +362,9 @@ public:
     bool show_3d_navigator() const { return app_config->get_bool("show_3d_navigator"); }
     void toggle_show_3d_navigator() const { app_config->set_bool("show_3d_navigator", !show_3d_navigator()); }
 
+    bool show_plate_gridlines() const { return app_config->get_bool("show_plate_gridlines"); }
+    void toggle_show_plate_gridlines() const { app_config->set_bool("show_plate_gridlines", !show_plate_gridlines()); }
+
     bool show_canvas_zoom_button() const { return app_config->get_bool("show_canvas_zoom_button"); }
     void toggle_canvas_zoom_button() const { app_config->set_bool("show_canvas_zoom_button", !show_canvas_zoom_button()); }
 
diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index 8e74eda926..9e7135dc77 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -2825,6 +2825,14 @@ void MainFrame::init_menubar_as_editor()
             this, [this]() { return m_tabpanel->GetSelection() == TabPosition::tp3DEditor || m_tabpanel->GetSelection() == TabPosition::tpPreview; },
             [this]() { return wxGetApp().show_3d_navigator(); }, this);
 
+        append_menu_check_item(viewMenu, wxID_ANY, _L("Show Gridlines"), _L("Show Glidlines on plate"),
+            [this](wxCommandEvent&) {
+                wxGetApp().toggle_show_plate_gridlines();
+                m_plater->get_current_canvas3D()->post_event(SimpleEvent(wxEVT_PAINT));
+            }, this,
+            [this]() { return m_tabpanel->GetSelection() == TabPosition::tp3DEditor || m_tabpanel->GetSelection() == TabPosition::tpPreview; },
+            [this]() { return wxGetApp().show_plate_gridlines(); }, this);
+
         append_menu_item(
             viewMenu, wxID_ANY, _L("Reset Window Layout"), _L("Reset to default window layout"),
             [this](wxCommandEvent&) { m_plater->reset_window_layout(); }, "", this,
diff --git a/src/slic3r/GUI/PartPlate.cpp b/src/slic3r/GUI/PartPlate.cpp
index 33efc32507..6f697996f4 100644
--- a/src/slic3r/GUI/PartPlate.cpp
+++ b/src/slic3r/GUI/PartPlate.cpp
@@ -3241,7 +3241,7 @@ void PartPlate::render(const Transform3d& view_matrix, const Transform3d& projec
         shader->stop_using();
     }
 
-    if (show_grid)
+    if (wxGetApp().show_plate_gridlines() && show_grid)
         render_grid(bottom);
 
     if (!bottom && m_selected && !force_background_color) {