CMakeLists.txt

# Minimum CMake version 3.18 for CUDA --std=c++17 
cmake_minimum_required(VERSION 3.18...3.25 FATAL_ERROR)

# Optionaly set the version of flamegpu which should be used, ideally a tag (i.e. `v2.0.0-rc`) or branch name, or potentially a commit hash.
set(FLAMEGPU_VERSION "v2.0.0-rc" CACHE STRING "FLAMEGPU/FLAMEGPU2 git branch or tag to use")
# If the above version is a hash instead, also set FLAMEGPU_VERSION_ALLOW_HASH to ON
# set(FLAMEGPU_VERSION_ALLOW_HASH "ON")

# Manually specify the FLAMEGPU_VISUALISATION option to provide it prior to original configuration and allow the default to be overridden in the downstream project
option(FLAMEGPU_VISUALISATION "Enable FLAMEGPU visualisation support" OFF)

# Our core dependency is FLAMEGPU2 lib, first lets find it
include(${CMAKE_CURRENT_LIST_DIR}/cmake/flamegpu2.cmake)

# Handle CMAKE_CUDA_ARCHITECTURES gracefully, passign the project name for code-injection
include(${FLAMEGPU_ROOT}/cmake/CUDAArchitectures.cmake)
flamegpu_init_cuda_architectures(PROJECT concurrency-benchmark)

# Name the project and set languages, this must be done after flamegpu_init_cuda_architectures
project(concurrency-benchmark CUDA CXX)

# Include common rules from the FLAMEGPU/FLAMEGPU2 repositories CMake
include(${FLAMEGPU_ROOT}/cmake/common.cmake)

# Define output location of binary files
SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE}/)

# Prepare list of source files
# Can't do this automatically, as CMake wouldn't know when to regen (as CMakeLists.txt would be unchanged)
SET(ALL_SRC
    ${CMAKE_CURRENT_SOURCE_DIR}/src/main.cu
)

# Option to enable/disable building the static library
option(VISUALISATION "Enable visualisation support" OFF)

# Add the executable and set required flags for the target
flamegpu_add_executable("${PROJECT_NAME}" "${ALL_SRC}" "${FLAMEGPU_ROOT}" "${PROJECT_BINARY_DIR}" TRUE)

# Also set as startup project
set_property(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"  PROPERTY VS_STARTUP_PROJECT "${PROJECT_NAME}")

# Set the default (visual studio) debugger configure_file
set_target_properties("${PROJECT_NAME}" PROPERTIES VS_DEBUGGER_WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
                                                   VS_DEBUGGER_COMMAND_ARGUMENTS "-s 100")