cmake_minimum_required(VERSION 3.9)
project(Dithering)

set(Dithering_SOURCES
    ${CMAKE_CURRENT_SOURCE_DIR}/src/blue_noise.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/src/image.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/src/main.cpp
)

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wpedantic")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -DNDEBUG")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0 -g")

if(NOT DEFINED CMAKE_BUILD_TYPE OR NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE "Debug")
    message("Set build type to Debug by default")
endif()

find_package(Threads REQUIRED)
find_package(OpenCL REQUIRED)

add_executable(Dithering ${Dithering_SOURCES})
target_compile_features(Dithering PUBLIC cxx_std_17)
target_include_directories(Dithering PUBLIC
    Threads::Threads
    ${OpenCL_INCLUDE_DIRS})
target_link_libraries(Dithering PUBLIC 
    Threads::Threads
    ${OpenCL_LIBRARIES})