set(SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})

if(OS_WIN)
list(APPEND CUR_COMPILER_FLAGS
    /MP           # Multiprocess compilation
    /Gy           # Enable function-level linking
    /GR-          # Disable run-time type information
    /W4           # Warning level 4
    /WX           # Treat warnings as errors
    /wd4100       # Ignore "unreferenced formal parameter" warning
    /wd4127       # Ignore "conditional expression is constant" warning
    /wd4244       # Ignore "conversion possible loss of data" warning
    /wd4481       # Ignore "nonstandard extension used: override" warning
    /wd4512       # Ignore "assignment operator could not be generated" warning
    /wd4701       # Ignore "potentially uninitialized local variable" warning
    /wd4702       # Ignore "unreachable code" warning
    /wd4996       # Ignore "function or variable may be unsafe" warning
    /wd4389
    /wd4456
    /wd4275
    /wd4251
    /wd4189
    /wd4505
)
list(APPEND CUR_COMPILER_FLAGS_DEBUG
    /Zi
    /RTC1         # Disable optimizations
    /Od           # Enable basic run-time checks
)
list(APPEND CUR_COMPILER_FLAGS_RELEASE
  /O2           # Optimize for maximum speed
  /Ob2          # Inline any suitable function
  /GF           # Enable string pooling
)
list(APPEND CUR_LINKER_FLAGS_DEBUG
  /DEBUG        # Generate debug information
)

list(APPEND CUR_COMPILER_DEFINES
  WIN32 _WIN32 _WINDOWS             # Windows platform
  UNICODE _UNICODE                  # Unicode build
  WINVER=0x0601 _WIN32_WINNT=0x601  # Targeting Windows 7
  NOMINMAX                          # Use the standard's templated min/max
  WIN32_LEAN_AND_MEAN               # Exclude less common API declarations
  _HAS_EXCEPTIONS=0                 # Disable exceptions
  TINYCV_SHARED_LIBRARY
  TINYCV_COMPILE_LIBRARY
)
set(PLATFORM_SRC_DIR ${SOURCE_DIR}/windows)
set(LibLists
	yuv
	turbojpeg-static
	strmiids)
endif()

#
# Mac OS X configuration
#
if(OS_MAC)
	message("OS_MAC is")
	list(APPEND CUR_COMPILER_FLAGS
			-fno-strict-aliasing
			-fstack-protector
			-funwind-tables
			-fvisibility=hidden
			-Wall
			-Wextra
			-Wendif-labels
			-Wnewline-eof
			-Wno-missing-field-initializers
			-Wno-unused-parameter
			-Wno-unused-const-variable
			)
	list(APPEND CUR_CXX_COMPILER_FLAGS
			-fno-exceptions                 # Disable exceptions
			-fno-rtti                       # Disable real-time type information
			-fobjc-call-cxx-cdtors          # Call the constructor/destructor of C++ instance variables in ObjC objects
			-fvisibility-inlines-hidden     # Give hidden visibility to inlined class member functions
			-std=gnu++11                    # Use the C++11 language standard including GNU extensions
			-Wno-narrowing                  # Don't warn about type narrowing
			-Wsign-compare                  # Warn about mixed signed/unsigned type comparisons
			)
	list(APPEND CUR_COMPILER_FLAGS_DEBUG
			-O0                             # Disable optimizations
			-g                              # Generate debug information
			)
	list(APPEND CUR_COMPILER_FLAGS_RELEASE
			-O3                             # Optimize for maximum speed plus a few extras
			)
	list(APPEND CURLINKER_FLAGS
			-Wl,-search_paths_first         # Search for static or shared library versions in the same pass
			-Wl,-ObjC                       # Support creation of ObjC static libraries
			-Wl,-pie                        # Generate position-independent code suitable for executables only
			)
	list(APPEND CUR_LINKER_FLAGS_RELEASE
			-Wl,-dead_strip                 # Strip dead code
			)
	list(APPEND CUR_COMPILER_DEFINES
		TINYCV_SHARED_LIBRARY
		TINYCV_COMPILE_LIBRARY
		)
	set(PLATFORM_SRC_DIR ${SOURCE_DIR}/mac)
	set(LibLists
		yuv
		turbojpeg-static
		"-framework CoreFoundation"
		"-framework IOKit")

	execute_process(COMMAND xcode-select --print-path OUTPUT_VARIABLE XCODE_APTH OUTPUT_STRIP_TRAILING_WHITESPACE)
	foreach(OS_VERSION 10.15 10.14 10.13 10.12 10.11)
		set(SDK "${XCODE_PATH}/Platforms/MacOSX.platform/Developer/SDKs/MacOSX${OS_VERSION}.sdk")
		if(NOT "${CMAKE_OSX_SYSROOT}" AND EXISTS "${SDK}" AND IS_DIRECTORY "${SDK}")
			set(CMAKE_OSX_SYSROOT ${SDK})
		endif()
	endforeach()

	set(TINYCV_TARGET_SDK "10.11")
	list(APPEND CUR_COMPILER_FLAGS
		-mmacosx-version-min=${TINYCV_TARGET_SDK})
	set(CMAKE_OSX_DEPLOYMENT_TARGET ${TINYCV_TARGET_SDK})
endif()

list(APPEND CUR_COMPILER_DEFINES_RELEASE
  NDEBUG _NDEBUG                    # Not a debug build
)

set(SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(BASE_DIR ${SOURCE_DIR}/base)

file(GLOB SOURCE_DIR_FILES
    /base)

file(GLOB SOURCE_DIR_FILES
    "${SOURCE_DIR}/*.cpp"
    "${SOURCE_DIR}/*.cc"
    "${SOURCE_DIR}/*.h"
    "${SOURCE_DIR}/*.hpp"
)

file(GLOB BASE_FILES
    "${BASE_DIR}/*.cpp"
    "${BASE_DIR}/*.cc"
    "${BASE_DIR}/*.h"
    "${BASE_DIR}/*.hpp"
)

message("PLATFORM_SRC_DIR : ${PLATFORM_SRC_DIR}")

file(GLOB PLATFORM_SOURCE_FILES
	"${PLATFORM_SRC_DIR}/*.cpp"
	"${PLATFORM_SRC_DIR}/*.cc"
	"${PLATFORM_SRC_DIR}/*.h"
	"${PLATFORM_SRC_DIR}/*.hpp"
)

source_group("tinycv" FILES ${SOURCE_DIR_FILES})
source_group(tinycv\\\\base FILES ${BASE_FILES})
#source_group(tinycv\\\\mac FILES ${BASE_FILES})

list(APPEND SRC_FILES ${SOURCE_DIR_FILES})
list(APPEND SRC_FILES ${BASE_FILES})
list(APPEND SRC_FILES ${PLATFORM_SOURCE_FILES})

if(OS_WIN)
	source_group(tinycv\\\\windows FILES ${PLATFORM_SOURCE_FILES})
	set(
			CMAKE_SHARED_LINKER_FLAGS_RELEASE
			"${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /DEBUG /OPT:REF /OPT:ICF"
	)
endif()
if(OS_MAC)
	source_group(tinycv\\\\mac FILES ${PLATFORM_SOURCE_FILES})
endif()

add_library(tinycv SHARED ${SRC_FILES})
set_target_properties(tinycv PROPERTIES FOLDER "tinycv")

# Compile flags
target_compile_options(tinycv PRIVATE ${CUR_COMPILER_FLAGS} ${CUR_DEMO_CXX_COMPILER_FLAGS})
target_compile_options(tinycv PRIVATE $<$<CONFIG:Debug>:${CUR_COMPILER_FLAGS_DEBUG} ${CUR_CXX_COMPILER_FLAGS_DEBUG}>)
target_compile_options(tinycv PRIVATE $<$<CONFIG:Release>:${CUR_COMPILER_FLAGS_RELEASE} ${CUR_CXX_COMPILER_FLAGS_RELEASE}>)
# Compile definitions.
target_compile_definitions(tinycv PRIVATE ${CUR_COMPILER_DEFINES})
target_compile_definitions(tinycv PRIVATE $<$<CONFIG:Debug>:${CUR_COMPILER_DEFINES_DEBUG}>)
target_compile_definitions(tinycv PRIVATE $<$<CONFIG:Release>:${CUR_COMPILER_DEFINES_RELEASE}>)
target_link_options(tinycv PRIVATE $<$<CONFIG:Debug>:${CUR_LINKER_FLAGS_DEBUG}>)
target_link_options(tinycv PRIVATE $<$<CONFIG:Release>:${CUR_LINKER_FLAGS_RELEASE}>)

message(${LibLists})

target_link_libraries(tinycv ${LibLists})
target_include_directories(tinycv PRIVATE ${SOURCE_DIR})