105 lines
4.4 KiB
Scheme
105 lines
4.4 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu packages toolkits)
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#:use-module (gnu packages gl)
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#:use-module (gnu packages sdl)
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#:use-module ((guix licenses) #:prefix license:)
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#:use-module (guix packages)
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#:use-module (guix utils)
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#:use-module (guix build-system gnu)
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#:use-module (guix git-download))
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(define-public imgui
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(package
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(name "imgui")
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(version "1.86")
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(source (origin
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(method git-fetch)
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(uri (git-reference
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(url "https://github.com/ocornut/imgui")
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(commit (string-append "v" version))))
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(file-name (git-file-name name version))
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(sha256
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(base32
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"02a7b05zrka20jhzag2jb4jl624i1m456bsv69jb9zgys2p9dv1n"))
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(modules '((guix build utils)))
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(snippet
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'(begin
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;; Contains fonts and other unneeded files.
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(delete-file-recursively "misc")))))
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(outputs '("out" "doc"))
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(build-system gnu-build-system)
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(arguments
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`(#:tests? #f ;no test suite
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#:modules ((guix build gnu-build-system)
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(guix build utils)
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(ice-9 ftw)
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(srfi srfi-26))
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#:phases
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(modify-phases %standard-phases
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(add-after 'unpack 'adjust-includes
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(lambda _
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(substitute* (find-files "." "(\\.cpp|\\.mm)$")
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(("#include <SDL")
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"#include <SDL2/SDL"))))
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(delete 'configure)
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(replace 'build
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(lambda _
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;; Build main library.
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(invoke ,(cc-for-target) "-I" (getcwd)
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"-g" "-O2" "-fPIC" "-shared"
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"-lGL" "-lSDL2" "-lglfw"
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"-o" "libimgui.so"
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"imgui.cpp"
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"imgui_draw.cpp"
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;; Include the supported backends.
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"backends/imgui_impl_glfw.cpp"
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"backends/imgui_impl_sdl.cpp"
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"backends/imgui_impl_opengl2.cpp"
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"backends/imgui_impl_opengl3.cpp")))
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(replace 'install
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(lambda* (#:key outputs #:allow-other-keys)
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(let* ((out (assoc-ref outputs "out"))
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(doc (assoc-ref outputs "doc"))
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(header? (cut string-suffix? ".h" <>))
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(imgui-headers (scandir "." header?))
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(backend-headers (find-files
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"backends"
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"(glfw|opengl|sdl|vulkan).*\\.h$")))
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(install-file "libimgui.so" (string-append out "/lib"))
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;; Install headers.
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(for-each (lambda (f)
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(install-file f (string-append out "/include/imgui")))
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imgui-headers)
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(for-each (lambda (f)
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(install-file f (string-append
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out "/include/imgui/backends")))
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backend-headers)
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;; Install examples.
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(copy-recursively
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"examples" (string-append
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doc "/share/imgui/examples"))))))))
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(inputs (list glfw mesa sdl2))
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(home-page "https://github.com/ocornut/imgui")
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(synopsis "Graphical user interface library for C++")
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(description "@code{dear imgui} (also know as ImGui) is a graphical user
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interface library for C++. It outputs vertex buffers that can be rendered in
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a 3D application. It is fast, renderer agnostic and self-contained.")
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(license license:expat)))
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