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PR #10 split: vendored ImGui launcher (SUPERSEDED by recomp-ui) #11

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PR #10 split: vendored ImGui launcher (SUPERSEDED by recomp-ui) #11

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57 changes: 54 additions & 3 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
cmake_minimum_required(VERSION 3.16)
project(MegaManXSNESRecomp C)
project(MegaManXSNESRecomp C CXX)

# Cross-platform (macOS/Linux) build for MegaManXSNESRecomp.
#
Expand All @@ -22,10 +22,61 @@ project(MegaManXSNESRecomp C)
# ROM staged); SDL2 (e.g. `brew install sdl2`).

set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(SNESRECOMP_ROOT ${CMAKE_SOURCE_DIR}/snesrecomp)
include(${SNESRECOMP_ROOT}/runner/runner.cmake)
include(${SNESRECOMP_ROOT}/runner/src/launcher_ng/launcher_ng.cmake)

# The runner launcher supplies the game-agnostic C pieces. This repo owns the
# ImGui copy used by both the launcher and native platform UI; using the
# launcher's older bundled ImGui would create duplicate symbols and an API
# mismatch with platform backends vendored here.
function(mmx_target_launcher_ng TGT)
cmake_parse_arguments(LNG "" "BOXART" "" ${ARGN})
set(LNG_ROOT ${SNESRECOMP_ROOT}/runner/src/launcher_ng)
set(LNG_IMGUI ${CMAKE_SOURCE_DIR}/third_party/imgui)
target_sources(${TGT} PRIVATE
${LNG_ROOT}/launcher_model.c
${LNG_ROOT}/launcher_platform_sdl2.c
${LNG_ROOT}/launcher_gl.c
${LNG_ROOT}/launcher_input.c
${LNG_ROOT}/launcher_files.c
${LNG_ROOT}/launcher_debug.c
${LNG_ROOT}/launcher_binds.c
${LNG_ROOT}/launcher_ng_capi.c
${LNG_ROOT}/third_party/tinyfiledialogs.c
${LNG_ROOT}/backends/imgui/launcher_imgui.cpp
${LNG_IMGUI}/imgui.cpp
${LNG_IMGUI}/imgui_draw.cpp
${LNG_IMGUI}/imgui_tables.cpp
${LNG_IMGUI}/imgui_widgets.cpp
${LNG_IMGUI}/backends/imgui_impl_sdl2.cpp
${LNG_IMGUI}/backends/imgui_impl_opengl3.cpp)
target_include_directories(${TGT} PRIVATE
${LNG_ROOT}/../launcher ${LNG_ROOT}
${LNG_ROOT}/third_party ${LNG_IMGUI}
${LNG_IMGUI}/backends)
target_compile_definitions(${TGT} PRIVATE SNES_LAUNCHER SDL_MAIN_HANDLED)
set_target_properties(${TGT} PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON)
add_custom_command(TARGET ${TGT} POST_BUILD
COMMAND ${CMAKE_COMMAND} -E make_directory $<TARGET_FILE_DIR:${TGT}>/assets/fonts
COMMAND ${CMAKE_COMMAND} -E make_directory $<TARGET_FILE_DIR:${TGT}>/assets/img
COMMAND ${CMAKE_COMMAND} -E copy_if_different
${LNG_ROOT}/../launcher/assets/fonts/LatoLatin-Regular.ttf
${LNG_ROOT}/../launcher/assets/fonts/LatoLatin-Bold.ttf
$<TARGET_FILE_DIR:${TGT}>/assets/fonts/
COMMAND ${CMAKE_COMMAND} -E copy_if_different
${LNG_ROOT}/../launcher/assets/img/brand_mark.tga
${LNG_ROOT}/../launcher/assets/img/snes_pad.tga
$<TARGET_FILE_DIR:${TGT}>/assets/img/
VERBATIM)
if(LNG_BOXART AND EXISTS ${LNG_BOXART})
add_custom_command(TARGET ${TGT} POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${LNG_BOXART}
$<TARGET_FILE_DIR:${TGT}>/assets/img/boxart.tga VERBATIM)
endif()
endfunction()

find_package(SDL2 REQUIRED)
find_package(OpenGL REQUIRED)
Expand Down Expand Up @@ -118,7 +169,7 @@ function(add_mmx_variant TARGET GEN_DIR CFG_INCLUDE_DIR)

# Dear ImGui pre-boot launcher (GUI). One call wires sources/includes/
# SNES_LAUNCHER/CXX/asset-staging; see launcher_ng/launcher_ng.cmake.
snesrecomp_target_launcher_ng(${TARGET}
mmx_target_launcher_ng(${TARGET}
BOXART ${CMAKE_SOURCE_DIR}/recomp/launcher/boxart.tga)
endfunction()

Expand Down
21 changes: 21 additions & 0 deletions third_party/imgui/LICENSE.txt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
The MIT License (MIT)

Copyright (c) 2014-2026 Omar Cornut

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
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