Finish refactoring Serializer, add LZ4 compression for SGM files.

AUTHORS.txt

@@ -144,6 +144,10 @@ Pioneer includes the following third-party software:
   miniz by Rich Geldreich, April 2012
   Public domain (see contrib/miniz/miniz.h)
 
+  LZ4 Library
+  Copyright (c) 2011-2016, Yann Collet
+  Licensed under the BSD 2-Clause license (see licenses/LZ4.txt)
+
   lookup3.c, by Bob Jenkins, May 2006,
   Public domain (see contrib/jenkins/lookup3.c)
 

CMakeLists.txt

@@ -71,7 +71,7 @@ option(WITH_OBJECTVIEWER "Include the object viewer in the build" ON)
 option(WITH_DEVKEYS "Include various extra keybindings for dev functions" ON)
 
 list(APPEND SRC_FOLDERS
-	src
+	src/
 	src/collider
 	src/galaxy
 	src/gameui
@@ -143,10 +143,10 @@ if (USE_SYSTEM_LIBLUA)
 	endif (WIN32)
 endif (USE_SYSTEM_LIBLUA)
 
-option(BUILD_WITH_PROFILER "Build pioneer with profiling support built-in." OFF)
-if (BUILD_WITH_PROFILER)
+option(PROFILER_ENABLED "Build pioneer with profiling support built-in." OFF)
+if (PROFILER_ENABLED)
 	add_compile_definitions(PIONEER_PROFILER=1)
-endif(BUILD_WITH_PROFILER)
+endif(PROFILER_ENABLED)
 
 find_package(Freetype REQUIRED)
 find_package(OpenGL REQUIRED)
@@ -160,6 +160,8 @@ pkg_check_modules(ASSIMP REQUIRED assimp)
 pkg_check_modules(SIGCPP REQUIRED sigc++-2.0)
 pkg_check_modules(VORBISFILE REQUIRED vorbisfile)
 
+add_subdirectory(contrib/lz4)
+
 include_directories(
 	${CMAKE_SOURCE_DIR}/contrib
 	${CMAKE_SOURCE_DIR}/src
@@ -237,6 +239,7 @@ list(APPEND pioneerLibs
 	${SIGCPP_LIBRARIES}
 	${VORBISFILE_LIBRARIES}
 	${LUA_LIBRARIES}
+	lz4
 	GLEW::GLEW
 	imgui
 	jenkins
@@ -254,7 +257,7 @@ endif (WIN32)
 
 target_link_libraries(${PROJECT_NAME} LINK_PRIVATE ${pioneerLibs} ${winLibs})
 target_link_libraries(modelcompiler LINK_PRIVATE ${pioneerLibs} ${winLibs})
-target_link_libraries(savegamedump LINK_PRIVATE ${SDL2_LIBRARIES} ${SDL2_IMAGE_LIBRARIES} profiler ${winLibs})
+target_link_libraries(savegamedump LINK_PRIVATE ${SDL2_LIBRARIES} ${SDL2_IMAGE_LIBRARIES} profiler lz4 ${winLibs})
 
 set_target_properties(${PROJECT_NAME} modelcompiler savegamedump pioneerLib PROPERTIES
 	CXX_STANDARD 11

contrib/lua/CMakeLists.txt

@@ -9,4 +9,4 @@ if (NOT WIN32)
 	add_definitions(-DLUA_USE_POSIX)
 endif (NOT WIN32)
 
-add_library(${PROJECT_NAME} ${SRC_FILES})
+add_library(${PROJECT_NAME} STATIC ${SRC_FILES})

contrib/lua/ldo.c

@@ -669,5 +669,3 @@ int luaD_protectedparser (lua_State *L, ZIO *z, const char *name,
   L->nny--;
   return status;
 }
-
-

contrib/lz4/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.4)
+project(lz4 LANGUAGES C)
+
+list(APPEND LZ4_SOURCES
+    lz4.c
+    lz4hc.c
+    lz4frame.c
+    xxhash.c
+)
+
+add_library(lz4 STATIC ${LZ4_SOURCES})
+
+target_include_directories(lz4 PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
+target_compile_options(lz4 PRIVATE "-O3")
+target_compile_definitions(lz4 PRIVATE "XXH_NAMESPACE=LZ4_")