From d05f86756206a551bc3268af7fe240e56fcb8dd6 Mon Sep 17 00:00:00 2001
From: Marco Hladik <marco@icculus.org>
Date: Fri, 4 Jun 2021 11:39:39 +0200
Subject: [PATCH] Added View > Camera > Go To [0,0,0] button

---
 radiant/camwindow.cpp | 16 ++++++++++++++++
 radiant/mainframe.cpp |  2 ++
 2 files changed, 18 insertions(+)

diff --git a/radiant/camwindow.cpp b/radiant/camwindow.cpp
index abfc052..fe04afd 100644
--- a/radiant/camwindow.cpp
+++ b/radiant/camwindow.cpp
@@ -1973,6 +1973,21 @@ void CamWnd_LookThroughCamera(CamWnd &camwnd)
     }
 }
 
+void GlobalCamera_GoToZero(void)
+{
+	CamWnd &camwnd = *g_camwnd;
+	Vector3 zero;
+	zero[0] = 0;
+	zero[1] = 0;
+	zero[2] = 0;
+	Camera_setAngles(camwnd, zero);
+	Camera_setOrigin(camwnd, zero);
+	Camera_updateModelview(camwnd.getCamera());
+	Camera_updateProjection(camwnd.getCamera());
+	CamWnd_Update(camwnd);
+}
+
+
 inline CameraModel *Instance_getCameraModel(scene::Instance &instance)
 {
     return InstanceTypeCast<CameraModel>::cast(instance);
@@ -2118,6 +2133,7 @@ void CameraSpeed_decrease()
 void CamWnd_Construct()
 {
     GlobalCommands_insert("CenterView", makeCallbackF(GlobalCamera_ResetAngles), Accelerator(GDK_KEY_End));
+    GlobalCommands_insert("GoToZero", makeCallbackF(GlobalCamera_GoToZero));
 
     GlobalToggles_insert("ToggleCubicClip", makeCallbackF(Camera_ToggleFarClip),
                          ToggleItem::AddCallbackCaller(g_getfarclip_item),
diff --git a/radiant/mainframe.cpp b/radiant/mainframe.cpp
index 2fbfdd0..e9d33a9 100644
--- a/radiant/mainframe.cpp
+++ b/radiant/mainframe.cpp
@@ -2328,6 +2328,8 @@ ui::MenuItem create_view_menu()
 	menu_separator(camera_menu);
 	create_menu_item_with_mnemonic(camera_menu, "Look Through Selected", "LookThroughSelected");
 	create_menu_item_with_mnemonic(camera_menu, "Look Through Camera", "LookThroughCamera");
+	menu_separator(camera_menu);
+	create_menu_item_with_mnemonic(camera_menu, "Move to [0,0,0]", "GoToZero");
 	}
     
     {