cmake_minimum_required(VERSION 3.20)

include(FetchContent)

project(groovylight-sim)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_C_STANDARD 11)


FetchContent_Declare(
  dear_imgui
  GIT_REPOSITORY https://github.com/ocornut/imgui.git
  GIT_TAG 231cbee0fc4f59dbe5b8b853a11b08dc84e57c65 # version 1.90.5
  CONFIGURE_COMMAND ""
  BUILD_COMMAND ""
)

FetchContent_Declare(
  sokol
  GIT_REPOSITORY https://github.com/floooh/sokol.git
  GIT_TAG 55bc9cf3fa4051d485d10412c75c893c3135e885
  CONFIGURE_COMMAND ""
  BUILD_COMMAND ""
)


FetchContent_Declare(
  Catch2
  GIT_REPOSITORY https://github.com/catchorg/Catch2.git
  GIT_TAG        v3.4.0 # or a later release
)



FetchContent_MakeAvailable(sokol dear_imgui Catch2)


# sokol
add_library(sokol INTERFACE)
target_include_directories(sokol INTERFACE ${sokol_SOURCE_DIR})

list(APPEND CMAKE_MODULE_PATH ${catch2_SOURCE_DIR}/extras) # needed for the catch_discover_tests function

list(APPEND VSOURCES ../verilog/hub75e.sv ../verilog/lineram.v)

set(CMAKE_EXPORT_COMPILE_COMMANDS TRUE)

find_package(verilator HINTS $ENV{VERILATOR_ROOT})
add_executable(sim)

target_sources(sim PRIVATE
    src/main.cpp
)

target_include_directories(sim PRIVATE inc/)

verilate(sim SOURCES ${VSOURCES} TRACE VERILATOR_ARGS -Wno-MULTITOP)

target_link_libraries(sim PRIVATE sokol)

add_executable(sim_test)
target_sources(sim_test PRIVATE
    test/hub75.cpp
)

target_include_directories(sim_test PRIVATE inc/)

target_link_libraries(sim_test PRIVATE sokol)

verilate(sim_test SOURCES ${VSOURCES} TRACE VERILATOR_ARGS -Wno-MULTITOP)

target_link_libraries(sim_test PRIVATE Catch2::Catch2WithMain)

include(CTest)
include(Catch)
catch_discover_tests(sim_test)