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cmake_minimum_required(VERSION 3.16)
if(NOT DEFINED PROJECT_NAME)
set(NOT_SUBPROJECT ON)
else()
set(NOT_SUBPROJECT OFF)
endif()
option(ENGINE_DEBUG "Compile engine with debugging features" OFF)
option(ENGINE_HOT_RELOADING "Compile with hot-reloading enabled (only works with debug mode)" ON)
set(ENGINE_SOURCES
src/btree.c
src/engine.c
src/fov.c
src/hashmap.c
src/logging.c
src/memory.c
src/rendering.c
src/stack.c
src/state.c
src/ui_positioning.c
src/ui_rendering.c
src/utils.c
src/vector.c
)
add_library(engine ${ENGINE_SOURCES})
target_include_directories(engine PUBLIC
include
${CMAKE_BINARY_DIR}/include
${ENGINE_INCLUDE})
target_link_libraries(engine SDL2 SDL2_image SDL2_ttf m)
target_compile_features(engine PRIVATE c_std_99)
configure_file(${CMAKE_CURRENT_LIST_DIR}/state_type_list.h.in
${CMAKE_BINARY_DIR}/include/state_type_list.h)
configure_file(${CMAKE_CURRENT_LIST_DIR}/include_states.h.in
${CMAKE_BINARY_DIR}/include/include_states.h)
# Add the directory to the list of states
# The directorys contents will be compiled into a shared object file and linked
# to the main executable
macro(add_state STATEDIR)
if(NOT_SUBPROJECT)
else()
set_property(TARGET engine
APPEND PROPERTY INCLUDE_DIRECTORIES
${CMAKE_SOURCE_DIR}/state_${STATEDIR}/include)
file(APPEND ${CMAKE_BINARY_DIR}/include/state_type_list.h
"State(${STATEDIR})\n")
file(APPEND ${CMAKE_BINARY_DIR}/include/include_states.h
"#include <states/${STATEDIR}.h>\n")
file(GLOB STATE_SOURCES
LIST_DIRECTORIES false
state_${STATEDIR}/src/*.c
)
# TODO: When state reloading is implemented properly, add MODULE library
# option In general, this should only be available when debugging.
if(BUILD_SHARED_LIBS)
add_library(${STATEDIR} SHARED ${STATE_SOURCES})
else()
add_library(${STATEDIR} OBJECT ${STATE_SOURCES})
endif()
target_include_directories(${STATEDIR} PUBLIC
state_${STATEDIR}/include
engine/include
${CMAKE_BINARY_DIR}/include
include
)
set_property(TARGET engine
APPEND PROPERTY LINK_LIBRARIES
${STATEDIR})
endif()
list(APPEND STATE_LIST ${STATEDIR})
#list(APPEND ENGINE_INCLUDE state_${STATEDIR}/include)
endmacro()
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