From f1d5672818e766524d554acde2286034f9dd1da6 Mon Sep 17 00:00:00 2001
From: Dane Johnson <dane_johnson@ymail.com>
Date: Mon, 15 Mar 2021 17:11:19 -0500
Subject: [PATCH] Add bullet thirdparty library

---
 CMakeLists.txt            | 1 -
 core/CMakeLists.txt       | 8 --------
 thirdparty/CMakeLists.txt | 7 +++++++
 3 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 470bd18..a31dac8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,7 +27,6 @@ target_include_directories(couchlib
 if(WIN32)
   target_link_libraries(couch glfw3dll)
   target_link_libraries(couch ssp)
-  set(CMAKE_EXE_LINKER_FLAGS "-static-libgcc -static-libstdc++")
 endif(WIN32)
 
 install(TARGETS couch couchlib)
diff --git a/core/CMakeLists.txt b/core/CMakeLists.txt
index 2c76e34..6389d5b 100644
--- a/core/CMakeLists.txt
+++ b/core/CMakeLists.txt
@@ -5,9 +5,6 @@ find_package(OpenGL REQUIRED)
 find_package(GLEW REQUIRED)
 find_package(glfw3 3.3 REQUIRED)
 
-## Find Bullet
-find_package(Bullet REQUIRED)
-
 if (LUA_ENABLED)
 ## Find Lua
 find_package(Lua REQUIRED)
@@ -81,17 +78,12 @@ target_include_directories(couchlib
   PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR})
 
-target_include_directories(couchlib
-  PUBLIC
-  ${BULLET_INCLUDE_DIRS})
-
 target_link_libraries(couchlib glfw)
 target_link_libraries(couchlib OpenGL::GL)
 target_link_libraries(couchlib GLEW::GLEW)
 if (LUA_ENABLED)
   target_link_libraries(couchlib_luascripting ${LUA_LIBRARIES})
 endif () 
-target_link_libraries(couchlib ${BULLET_LIBRARIES})
 
 ## Add documentation
 find_package(Doxygen REQUIRED
diff --git a/thirdparty/CMakeLists.txt b/thirdparty/CMakeLists.txt
index 1f389d2..d061a89 100644
--- a/thirdparty/CMakeLists.txt
+++ b/thirdparty/CMakeLists.txt
@@ -10,3 +10,10 @@ target_include_directories(couchlib
   PUBLIC
   assimp/include)
 target_link_libraries(couchlib assimp::assimp)
+
+## Bullet
+add_subdirectory(bullet)
+target_include_directories(couchlib
+  PUBLIC
+  bullet/src)
+target_link_libraries(couchlib LinearMath Bullet3Common BulletCollision BulletDynamics)