media-libs/imgui: add version 1.81 and use meson

meson was simpler to use to add tweaks that makes
this version work with mangohud

Signed-off-by: Adel KARA SLIMANE <adel.ks@zegrapher.com>

4 files changed, 222 insertions, 0 deletions

diff --git a/media-libs/imgui/Manifest b/media-libs/imgui/Manifest
index 6c720b19b..c33c14ca9 100644
--- a/media-libs/imgui/Manifest
+++ b/media-libs/imgui/Manifest
@@ -1,3 +1,4 @@
 DIST cimgui-1.87.gh.tar.gz 385460 BLAKE2B 0916d53a00234343536ee412035a2c405b01e31a26c3d059cff4d446188ee8a1835a1233a68f671ccebb67be480801b85203a90b0e79fa729f7ac1efdc8bf4a2 SHA512 bf2ed9461e8c12514d29914e6da7f8fae7cd31fcc587c7d89122c950541aed3b4b908d8cd298b3975e9a955a47789335a88db7223ca558cbdf459693a0081bda
+DIST imgui-1.81.tar.gz 1413443 BLAKE2B 6f2e63777821b2767da92d9f40f4de7b4313c38817413e959e612c0ce67701645cf29f0748a3b86cfbd41e0b4b2c8099e9a0ca786c637ca1661fffd7b0de0629 SHA512 d7a2b66dea77359f78068a595607d7668e09ddd0b91910f67fc6463cb920b91b0cc1855984bd4d41e6a880b69ca7cd5e3adc064dcf461c0629b9f8c845a4fc3e
 DIST imgui-1.83.tar.gz 1448389 BLAKE2B 648306bd69181ad8315f12fc5b2c319b23005d6b3fc790ad64caaf1f80304e81b33af5d6f435fa97151fcf1e77eb15455838a09570b7a9c7dd9c56a61510b5a1 SHA512 2150e7101f384b1c749b2e89876b2085a7ff43435f04e88602d0e5e00db7a41c1ace5176bdb0963326845d1c8303b5092a7ca1c9c8e70c522ba96f899ed5bb9c
 DIST imgui-1.87.gh.tar.gz 1460834 BLAKE2B f73b71400311e7c5f82248e242a932add5090670c78077ca2239f349730bab88a00bfe4deca4e854772ef7f6a2cff1fc0f38f7174a026995f93c9e7b55eb2a1d SHA512 3255b06698ab9c8951953e1e0b6d160d64adfa4c011b21a4288547292a7f8fff586875faf9dae0677818bde65bd7e98da92f16f6beb1e6a66aa835edf32e8ce2
diff --git a/media-libs/imgui/files/imgui-1.81-meson.build b/media-libs/imgui/files/imgui-1.81-meson.build
new file mode 100644
index 000000000..1d5e67e38
--- /dev/null
+++ b/media-libs/imgui/files/imgui-1.81-meson.build
@@ -0,0 +1,137 @@
+# Copyright (c) 2020 The Meson development team
+
+# 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.
+
+project('imgui', 'cpp',
+    version: '1.81',
+    license: 'MIT',
+)
+
+include_dirs = include_directories('.', 'backends')
+sources = ['imgui_demo.cpp', 'imgui_draw.cpp', 'imgui_tables.cpp', 'imgui_widgets.cpp', 'imgui.cpp']
+
+cpp = meson.get_compiler('cpp')
+dependencies = []
+
+# renderer backends
+dx9_dep = cpp.find_library('d3d9', required: get_option('dx9'))
+if dx9_dep.found()
+    sources += 'backends/imgui_impl_dx9.cpp'
+    dependencies += dx9_dep
+endif
+dx10_dep = cpp.find_library('d3d10', required: get_option('dx10'))
+if dx10_dep.found()
+    sources += 'backends/imgui_impl_dx10.cpp'
+    dependencies += dx10_dep
+endif
+dx11_dep = cpp.find_library('d3d11', required: get_option('dx11'))
+if dx11_dep.found()
+    sources += 'backends/imgui_impl_dx11.cpp'
+    dependencies += dx11_dep
+endif
+dx12_dep = cpp.find_library('d3d12', required: get_option('dx12'))
+if dx12_dep.found()
+    sources += 'backends/imgui_impl_dx12.cpp'
+    dependencies += dx12_dep
+endif
+metal_dep = cpp.find_library('metal', required: get_option('metal'))
+if get_option('metal').enabled()
+    sources += 'backends/imgui_impl_metal.mm'
+    dependencies += metal_dep
+endif
+glew_dep = dependency('glew', required: get_option('opengl'))
+if glew_dep.found()
+    sources += 'backends/imgui_impl_opengl3.cpp'
+    dependencies += glew_dep
+endif
+vulkan_dep = dependency('vulkan', required: get_option('vulkan'))
+if vulkan_dep.found()
+    sources += 'backends/imgui_impl_vulkan.cpp'
+    dependencies += vulkan_dep
+endif
+
+# platform backends
+glfw_dep = dependency('glfw3', required: get_option('glfw'))
+if glfw_dep.found()
+    sources += 'backends/imgui_impl_glfw.cpp'
+    dependencies += glfw_dep
+endif
+sdl2_dep = dependency('sdl2', required: get_option('sdl2'))
+if sdl2_dep.found()
+    sources += 'backends/imgui_impl_sdl.cpp'
+    dependencies += sdl2_dep
+endif
+if get_option('osx').enabled() or (get_option('osx').auto() and target_machine.system() == 'darwin')
+    sources += 'backends/imgui_impl_osx.mm'
+endif
+if get_option('win').enabled() or (get_option('win').auto() and target_machine.system() == 'windows')
+    sources += 'backends/imgui_impl_win32.cpp'
+endif
+
+# frameworks
+allegro5_dep = dependency('allegro5', required: get_option('allegro5'))
+if allegro5_dep.found()
+    sources += 'backends/imgui_impl_allegro5.cpp'
+    dependencies += allegro5_dep
+endif
+marmalade_dep = cpp.find_library('marmalade', required: get_option('marmalade'))
+if marmalade_dep.found()
+    sources += 'backends/imgui_impl_marmalade.cpp'
+    dependencies += marmalade_dep
+endif
+
+imgui = library('imgui',
+    sources,
+    dependencies: dependencies,
+    include_directories: include_dirs,
+    version: meson.project_version(),
+    install: true
+)
+
+pkg_mod = import('pkgconfig')
+pkg_mod.generate(imgui,
+  description : 'Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies'
+)
+
+install_headers(
+    'imconfig.h',
+    'imgui.h',
+    'imgui_internal.h',
+    'imstb_rectpack.h',
+    'imstb_textedit.h',
+    'imstb_truetype.h',
+    'backends/imgui_impl_dx9.h',
+    'backends/imgui_impl_osx.h',
+    'backends/imgui_impl_sdl.h',
+    'backends/imgui_impl_dx10.h',
+    'backends/imgui_impl_dx11.h',
+    'backends/imgui_impl_dx12.h',
+    'backends/imgui_impl_glfw.h',
+    'backends/imgui_impl_glut.h',
+    'backends/imgui_impl_wgpu.h',
+    'backends/imgui_impl_metal.h',
+    'backends/imgui_impl_win32.h',
+    'backends/imgui_impl_vulkan.h',
+    'backends/imgui_impl_opengl2.h',
+    'backends/imgui_impl_opengl3.h',
+    'backends/imgui_impl_allegro5.h',
+    'backends/imgui_impl_marmalade.h',
+    subdir: 'imgui')
+
+imgui_dep = declare_dependency(include_directories: include_dirs, link_with: imgui)
diff --git a/media-libs/imgui/files/imgui-1.81-meson_options.txt b/media-libs/imgui/files/imgui-1.81-meson_options.txt
new file mode 100644
index 000000000..b61e45adc
--- /dev/null
+++ b/media-libs/imgui/files/imgui-1.81-meson_options.txt
@@ -0,0 +1,18 @@
+# renderer backends
+option('dx9', type : 'feature', value : 'auto')
+option('dx10', type : 'feature', value : 'auto')
+option('dx11', type : 'feature', value : 'auto')
+option('dx12', type : 'feature', value : 'auto')
+option('metal', type : 'feature', value : 'auto')
+option('opengl', type : 'feature', value : 'auto')
+option('vulkan', type : 'feature', value : 'auto')
+
+# platform backends
+option('glfw', type : 'feature', value : 'auto')
+option('sdl2', type : 'feature', value : 'auto')
+option('osx', type : 'feature', value : 'auto')
+option('win', type : 'feature', value : 'auto')
+
+# frameworks (renderer + platform)
+option('marmalade', type : 'feature', value : 'auto')
+option('allegro5', type : 'feature', value : 'auto')
diff --git a/media-libs/imgui/imgui-1.81.ebuild b/media-libs/imgui/imgui-1.81.ebuild
new file mode 100644
index 000000000..939d77327
--- /dev/null
+++ b/media-libs/imgui/imgui-1.81.ebuild
@@ -0,0 +1,66 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit meson
+
+IMGUI_VER="1.81"
+IMGUI_MESON_WRAP_VER="1"
+
+DESCRIPTION="Bloat-free graphical user interface library for C++"
+HOMEPAGE="
+	https://github.com/ocornut/imgui
+"
+
+SRC_URI="
+	https://github.com/ocornut/imgui/archive/v${IMGUI_VER}.tar.gz -> imgui-${IMGUI_VER}.tar.gz
+"
+
+LICENSE="MIT"
+SLOT="0/${PV}"
+KEYWORDS="~amd64"
+IUSE="dx9 dx10 dx11 dx12 metal opengl vulkan glfw sdl2 osx win marmalade allegro5"
+
+RDEPEND="
+	dev-libs/stb:=
+	media-libs/glew
+	allegro5? ( media-libs/allegro:5 )
+	glfw? ( media-libs/glfw:0 )
+	opengl? ( virtual/opengl )
+	sdl2? ( media-libs/libsdl2 )
+	vulkan? ( media-libs/vulkan-loader )
+"
+DEPEND="
+	${RDEPEND}
+	vulkan? ( dev-util/vulkan-headers )
+"
+BDEPEND="
+	virtual/pkgconfig
+"
+
+src_unpack() {
+	default
+
+	cp ${FILESDIR}/imgui-${IMGUI_VER}-meson.build ${S}/meson.build || die
+	cp ${FILESDIR}/imgui-${IMGUI_VER}-meson_options.txt ${S}/meson_options.txt || die
+}
+
+src_configure() {
+	local emesonargs=(
+		$(meson_feature dx9)
+		$(meson_feature dx10)
+		$(meson_feature dx11)
+		$(meson_feature dx12)
+		$(meson_feature metal)
+		$(meson_feature opengl)
+		$(meson_feature vulkan)
+		$(meson_feature glfw)
+		$(meson_feature sdl2)
+		$(meson_feature osx)
+		$(meson_feature win)
+		$(meson_feature marmalade)
+		$(meson_feature allegro5)
+	)
+	meson_src_configure
+}