Remove unused Bullet module and thirdparty code

It has been disabled in `master` since one year (#45852) and our plan
is for Bullet, and possibly other thirdparty physics engines, to be
implemented via GDExtension so that they can be selected by the users
who need them.

1 files changed, 0 insertions, 73 deletions

diff --git a/thirdparty/bullet/LinearMath/btList.h b/thirdparty/bullet/LinearMath/btList.h
deleted file mode 100644
index b255938c30..0000000000
--- a/thirdparty/bullet/LinearMath/btList.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
-Copyright (c) 2003-2006 Gino van den Bergen / Erwin Coumans  http://continuousphysics.com/Bullet/
-
-This software is provided 'as-is', without any express or implied warranty.
-In no event will the authors be held liable for any damages arising from the use of this software.
-Permission is granted to anyone to use this software for any purpose, 
-including commercial applications, and to alter it and redistribute it freely, 
-subject to the following restrictions:
-
-1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
-2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
-3. This notice may not be removed or altered from any source distribution.
-*/
-
-#ifndef BT_GEN_LIST_H
-#define BT_GEN_LIST_H
-
-class btGEN_Link
-{
-public:
-	btGEN_Link() : m_next(0), m_prev(0) {}
-	btGEN_Link(btGEN_Link *next, btGEN_Link *prev) : m_next(next), m_prev(prev) {}
-
-	btGEN_Link *getNext() const { return m_next; }
-	btGEN_Link *getPrev() const { return m_prev; }
-
-	bool isHead() const { return m_prev == 0; }
-	bool isTail() const { return m_next == 0; }
-
-	void insertBefore(btGEN_Link *link)
-	{
-		m_next = link;
-		m_prev = link->m_prev;
-		m_next->m_prev = this;
-		m_prev->m_next = this;
-	}
-
-	void insertAfter(btGEN_Link *link)
-	{
-		m_next = link->m_next;
-		m_prev = link;
-		m_next->m_prev = this;
-		m_prev->m_next = this;
-	}
-
-	void remove()
-	{
-		m_next->m_prev = m_prev;
-		m_prev->m_next = m_next;
-	}
-
-private:
-	btGEN_Link *m_next;
-	btGEN_Link *m_prev;
-};
-
-class btGEN_List
-{
-public:
-	btGEN_List() : m_head(&m_tail, 0), m_tail(0, &m_head) {}
-
-	btGEN_Link *getHead() const { return m_head.getNext(); }
-	btGEN_Link *getTail() const { return m_tail.getPrev(); }
-
-	void addHead(btGEN_Link *link) { link->insertAfter(&m_head); }
-	void addTail(btGEN_Link *link) { link->insertBefore(&m_tail); }
-
-private:
-	btGEN_Link m_head;
-	btGEN_Link m_tail;
-};
-
-#endif  //BT_GEN_LIST_H