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{
stdenv,
lib,
applyPatches,
callPackage,
cmake,
fetchFromGitHub,
fetchpatch,
darwin,
glfw,
libGL,
SDL2,
vcpkg,
vulkan-headers,
vulkan-loader,
# The intent is to mirror vcpkg's flags[^1],
# but we only actually support Linux and glfw3 until someone contributes the rest
# [^1]: https://github.com/microsoft/vcpkg/blob/095ee06e7f60dceef7d713e3f8b1c2eb10d650d7/ports/imgui/CMakeLists.txt#L33-L108
IMGUI_BUILD_ALLEGRO5_BINDING ? false,
IMGUI_BUILD_ANDROID_BINDING ? stdenv.hostPlatform.isAndroid,
IMGUI_BUILD_DX9_BINDING ? false,
IMGUI_BUILD_DX10_BINDING ? false,
IMGUI_BUILD_DX11_BINDING ? false,
IMGUI_BUILD_DX12_BINDING ? false,
IMGUI_BUILD_GLFW_BINDING ? !stdenv.isDarwin,
IMGUI_BUILD_GLUT_BINDING ? false,
IMGUI_BUILD_METAL_BINDING ? stdenv.isDarwin,
IMGUI_BUILD_OPENGL2_BINDING ? false,
IMGUI_BUILD_OPENGL3_BINDING ?
IMGUI_BUILD_SDL2_BINDING || IMGUI_BUILD_GLFW_BINDING || IMGUI_BUILD_GLUT_BINDING,
IMGUI_BUILD_OSX_BINDING ? stdenv.isDarwin,
IMGUI_BUILD_SDL2_BINDING ?
!IMGUI_BUILD_GLFW_BINDING && !stdenv.isDarwin,
IMGUI_BUILD_SDL2_RENDERER_BINDING ? IMGUI_BUILD_SDL2_BINDING,
IMGUI_BUILD_VULKAN_BINDING ? false,
IMGUI_BUILD_WIN32_BINDING ? false,
IMGUI_FREETYPE ? false,
IMGUI_FREETYPE_LUNASVG ? false,
IMGUI_USE_WCHAR32 ? false,
}@args:
let
vcpkgSource = applyPatches {
inherit (vcpkg) src;
patches = [
# Install imgui into split outputs:
(fetchpatch {
url = "https://github.com/microsoft/vcpkg/commit/e91750f08383112e8850f209e55ed2f960181fa6.patch";
hash = "sha256-T+DN42PRl2gWGM8zJb9wZEsDl7+XNT6CFypNX3lBHNc=";
})
];
};
in
stdenv.mkDerivation rec {
pname = "imgui";
version = "1.90.6";
outputs = [
# Note: no "dev" because vcpkg installs include/ and imgui-config.cmake
# into different prefixes but expects the merged layout at import time
"out"
"lib"
];
src = fetchFromGitHub {
owner = "ocornut";
repo = "imgui";
rev = "v${version}";
sha256 = "sha256-FSob6FPfg0tF0n72twA5/moLvEaB251BPkIDJUXhYbg=";
};
cmakeRules = "${vcpkgSource}/ports/imgui";
postPatch = ''
cp "$cmakeRules"/{CMakeLists.txt,*.cmake.in} ./
'';
nativeBuildInputs = [ cmake ];
buildInputs = lib.optionals stdenv.hostPlatform.isDarwin [
darwin.apple_sdk.frameworks.ApplicationServices
darwin.apple_sdk.frameworks.Cocoa
darwin.apple_sdk.frameworks.GameController
];
propagatedBuildInputs =
lib.optionals (IMGUI_BUILD_OPENGL2_BINDING || IMGUI_BUILD_OPENGL3_BINDING) [ libGL ]
++ lib.optionals IMGUI_BUILD_GLFW_BINDING [ glfw ]
++ lib.optionals IMGUI_BUILD_SDL2_BINDING [ SDL2 ]
++ lib.optionals IMGUI_BUILD_VULKAN_BINDING [
vulkan-headers
vulkan-loader
]
++ lib.optionals IMGUI_BUILD_METAL_BINDING [ darwin.apple_sdk.frameworks.Metal ];
cmakeFlags = [
(lib.cmakeBool "IMGUI_BUILD_GLFW_BINDING" IMGUI_BUILD_GLFW_BINDING)
(lib.cmakeBool "IMGUI_BUILD_ALLEGRO5_BINDING" IMGUI_BUILD_ALLEGRO5_BINDING)
(lib.cmakeBool "IMGUI_BUILD_ANDROID_BINDING" IMGUI_BUILD_ANDROID_BINDING)
(lib.cmakeBool "IMGUI_BUILD_DX9_BINDING" IMGUI_BUILD_DX9_BINDING)
(lib.cmakeBool "IMGUI_BUILD_DX10_BINDING" IMGUI_BUILD_DX10_BINDING)
(lib.cmakeBool "IMGUI_BUILD_DX11_BINDING" IMGUI_BUILD_DX11_BINDING)
(lib.cmakeBool "IMGUI_BUILD_DX12_BINDING" IMGUI_BUILD_DX12_BINDING)
(lib.cmakeBool "IMGUI_BUILD_GLFW_BINDING" IMGUI_BUILD_GLFW_BINDING)
(lib.cmakeBool "IMGUI_BUILD_GLUT_BINDING" IMGUI_BUILD_GLUT_BINDING)
(lib.cmakeBool "IMGUI_BUILD_METAL_BINDING" IMGUI_BUILD_METAL_BINDING)
(lib.cmakeBool "IMGUI_BUILD_OPENGL2_BINDING" IMGUI_BUILD_OPENGL2_BINDING)
(lib.cmakeBool "IMGUI_BUILD_OPENGL3_BINDING" IMGUI_BUILD_OPENGL3_BINDING)
(lib.cmakeBool "IMGUI_BUILD_OSX_BINDING" IMGUI_BUILD_OSX_BINDING)
(lib.cmakeBool "IMGUI_BUILD_SDL2_BINDING" IMGUI_BUILD_SDL2_BINDING)
(lib.cmakeBool "IMGUI_BUILD_SDL2_RENDERER_BINDING" IMGUI_BUILD_SDL2_RENDERER_BINDING)
(lib.cmakeBool "IMGUI_BUILD_VULKAN_BINDING" IMGUI_BUILD_VULKAN_BINDING)
(lib.cmakeBool "IMGUI_BUILD_WIN32_BINDING" IMGUI_BUILD_WIN32_BINDING)
(lib.cmakeBool "IMGUI_FREETYPE" IMGUI_FREETYPE)
(lib.cmakeBool "IMGUI_FREETYPE_LUNASVG" IMGUI_FREETYPE_LUNASVG)
(lib.cmakeBool "IMGUI_USE_WCHAR32" IMGUI_USE_WCHAR32)
];
passthru = {
tests = {
demo = callPackage ./demo { };
};
};
meta = {
# These flags haven't been tested:
broken =
IMGUI_FREETYPE
|| IMGUI_FREETYPE_LUNASVG
|| IMGUI_BUILD_DX9_BINDING
|| IMGUI_BUILD_DX10_BINDING
|| IMGUI_BUILD_DX11_BINDING
|| IMGUI_BUILD_DX12_BINDING
|| IMGUI_BUILD_WIN32_BINDING
|| IMGUI_BUILD_ALLEGRO5_BINDING
|| IMGUI_BUILD_ANDROID_BINDING;
description = "Bloat-free Graphical User interface for C++ with minimal dependencies";
homepage = "https://github.com/ocornut/imgui";
license = lib.licenses.mit; # vcpkg licensed as MIT too
maintainers = with lib.maintainers; [
SomeoneSerge
];
platforms = lib.platforms.all;
};
}
|
