bullet: Streamline bundling, remove extraneous src/ folder

Document version and how to extract sources in thirdparty/README.md.
Drop unnecessary CMake and Premake files.
Simplify SCsub, drop unused one.

1 files changed, 18 insertions, 0 deletions

diff --git a/thirdparty/bullet/BulletCollision/BroadphaseCollision/btBroadphaseProxy.cpp b/thirdparty/bullet/BulletCollision/BroadphaseCollision/btBroadphaseProxy.cpp
new file mode 100644
index 0000000000..0fd4ef46be
--- /dev/null
+++ b/thirdparty/bullet/BulletCollision/BroadphaseCollision/btBroadphaseProxy.cpp
@@ -0,0 +1,18 @@
+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2006 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.
+*/
+
+#include "btBroadphaseProxy.h"
+
+BT_NOT_EMPTY_FILE // fix warning LNK4221: This object file does not define any previously undefined public symbols, so it will not be used by any link operation that consumes this library