cmake_minimum_required(VERSION 3.5)
project(gtkgraphview LANGUAGES C)

find_package(PkgConfig REQUIRED)
pkg_search_module(GLIB REQUIRED glib-2.0)
pkg_check_modules(GTK3 REQUIRED gtk+-3.0)
pkg_check_modules(EPOXY REQUIRED epoxy)

add_compile_options(-Wall -Wextra -Wold-style-declaration -Wuninitialized -Wmaybe-uninitialized -Wunused-parameter)
aux_source_directory("src" SRC_DIR)

IF(CMAKE_BUILD_TYPE STREQUAL "Debug")
        message("${Yellow}Debug mode for shader locations used!${ColorReset}")
	add_definitions(-DSHADER_DIRECTORY=\"${CMAKE_CURRENT_BINARY_DIR}/shaders\")
	message("${BoldMagenta}${CMAKE_CURRENT_BINARY_DIR}/shaders used as shader directory${ColorReset}")
else(CMAKE_BUILD_TYPE STREQUAL "Debug")
	message("Global shader directory used. Make sure files in /usr/share/gtk-graph-view/shaders are available")
	add_definitions(-DSHADER_DIRECTORY=\"/usr/share/gtk-graph-view/shaders\")
ENDIF(CMAKE_BUILD_TYPE STREQUAL "Debug")


add_library(${PROJECT_NAME} SHARED ${SRC_DIR})
target_include_directories(${PROJECT_NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include)
target_include_directories(${PROJECT_NAME} PRIVATE ${EPOXY_INCLUDE_DIRS})
target_link_libraries(${PROJECT_NAME} PUBLIC ${GLIB_LDFLAGS} ${GTK3_LDFLAGS} ${EPOXY_LDFLAGS} shimatta-opengl)
target_link_directories(${PROJECT_NAME} PUBLIC ${GLIB_LINK_DIRS} ${GTK3_LINK_DIRS} ${EPOXY_LINK_DIRS})
target_include_directories(${PROJECT_NAME} PUBLIC ${GLIB_INCLUDE_DIRS} ${GTK3_INCLUDE_DIRS})

configure_file("${CMAKE_CURRENT_SOURCE_DIR}/shaders/passthrough3d.vertex.glsl"
	"${CMAKE_CURRENT_BINARY_DIR}/shaders/passthrough3d.vertex.glsl" COPYONLY)
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/shaders/monochrome.fragment.glsl"
	"${CMAKE_CURRENT_BINARY_DIR}/shaders/monochrome.fragment.glsl" COPYONLY)