791 lines
		
	
	
	
		
			31 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
			
		
		
	
	
			791 lines
		
	
	
	
		
			31 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2013, 2015 Andreas Enge <andreas@enge.fr>
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;;; Copyright © 2013 Joshua Grant <tadni@riseup.net>
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;;; Copyright © 2014, 2016 David Thompson <davet@gnu.org>
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;;; Copyright © 2014, 2015, 2016, 2017 Mark H Weaver <mhw@netris.org>
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;;; Copyright © 2016 ng0 <ng0@n0.is>
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;;; Copyright © 2016, 2017, 2018 Ricardo Wurmus <rekado@elephly.net>
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;;; Copyright © 2016 David Thompson <davet@gnu.org>
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;;; Copyright © 2017, 2018, 2019 Efraim Flashner <efraim@flashner.co.il>
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;;; Copyright © 2017 Arun Isaac <arunisaac@systemreboot.net>
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;;; Copyright © 2017, 2018, 2019 Rutger Helling <rhelling@mykolab.com>
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;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
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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 gl)
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  #:use-module (gnu packages)
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  #:use-module (gnu packages autotools)
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  #:use-module (gnu packages bison)
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  #:use-module (gnu packages compression)
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  #:use-module (gnu packages documentation)
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  #:use-module (gnu packages elf)
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  #:use-module (gnu packages flex)
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  #:use-module (gnu packages fontutils)
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  #:use-module (gnu packages freedesktop)
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  #:use-module (gnu packages gettext)
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  #:use-module (gnu packages guile)
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  #:use-module (gnu packages image)
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  #:use-module (gnu packages linux)
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  #:use-module (gnu packages llvm)
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  #:use-module (gnu packages pkg-config)
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  #:use-module (gnu packages python)
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  #:use-module (gnu packages python-xyz)
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  #:use-module (gnu packages tls)
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  #:use-module (gnu packages video)
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  #:use-module (gnu packages xdisorg)
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  #:use-module (gnu packages xml)
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						|
  #:use-module (gnu packages xorg)
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						|
  #:use-module (guix download)
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						|
  #:use-module (guix git-download)
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						|
  #:use-module (guix build-system gnu)
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  #:use-module (guix build-system cmake)
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  #:use-module (guix build-system meson)
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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 (ice-9 match)
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  #:use-module ((srfi srfi-1) #:hide (zip)))
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(define-public glu
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  (package
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    (name "glu")
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    (version "9.0.0")
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    (source (origin
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              (method url-fetch)
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              (uri (string-append "ftp://ftp.freedesktop.org/pub/mesa/glu/glu-"
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                                  version ".tar.gz"))
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              (sha256
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               (base32
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                "0r72yyhj09x3krn3kn629jqbwyq50ji8w5ri2pn6zwrk35m4g1s3"))))
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    (build-system gnu-build-system)
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    (propagated-inputs
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     `(("mesa" ,mesa))) ; according to glu.pc
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    (home-page "http://www.opengl.org/archives/resources/faq/technical/glu.htm")
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    (synopsis "Mesa OpenGL Utility library")
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    (description
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     "GLU, or OpenGL Utility Library provides some higher-level functionality
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not provided by just OpenGL itself.  Some of GLU's Features
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include: Scaling of 2D images and creation of mipmap pyramids,
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Transformation of object coordinates into device coordinates and
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vice versa, Support for NURBS surfaces, Support for tessellation
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of concave or bow tie polygonal primitives, Specialty transformation
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matrices for creating perspective and orthographic projections,
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positioning a camera, and selection/picking, Rendering of disk,
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cylinder, and sphere primitives, Interpreting OpenGL error values
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as ASCII text.")
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    (license (license:x11-style "http://directory.fsf.org/wiki/License:SGIFreeBv2"))))
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(define-public freeglut
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  (package
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    (name "freeglut")
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    (version "3.0.0")
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    (source (origin
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              (method url-fetch)
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              (uri (string-append
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                    "mirror://sourceforge/freeglut/freeglut/"
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                    version "/freeglut-" version ".tar.gz"))
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              (sha256
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               (base32
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                "18knkyczzwbmyg8hr4zh8a1i5ga01np2jzd1rwmsh7mh2n2vwhra"))))
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    (build-system cmake-build-system)
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    (arguments '(#:tests? #f)) ; no test target
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    (inputs `(("mesa" ,mesa)
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              ("libx11" ,libx11)
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              ("libxi" ,libxi)
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              ("libxrandr" ,libxrandr)
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              ("libxxf86vm" ,libxxf86vm)
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              ("xorgproto" ,xorgproto)
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              ("xinput" ,xinput)))
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    (propagated-inputs
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     ;; Headers from Mesa and GLU are needed.
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     `(("glu" ,glu)
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       ("mesa" ,mesa)))
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    (home-page "http://freeglut.sourceforge.net/")
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    (synopsis "Alternative to the OpenGL Utility Toolkit (GLUT)")
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    (description
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     "Freeglut is a completely Free/OpenSourced alternative to
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the OpenGL Utility Toolkit (GLUT) library.  GLUT was originally
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written by Mark Kilgard to support the sample programs in the
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second edition OpenGL @code{RedBook}.  Since then, GLUT has been used
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in a wide variety of practical applications because it is simple,
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widely available and highly portable.
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GLUT (and hence freeglut) allows the user to create and manage windows
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containing OpenGL contexts on a wide range of platforms and also read
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the mouse, keyboard and joystick functions.  Freeglut is released under
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the X-Consortium license.")
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    (license license:x11)))
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;; Needed for "kiki".
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(define-public freeglut-2.8
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  (package (inherit freeglut)
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    (name "freeglut")
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    (version "2.8.1")
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    (source (origin
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              (method url-fetch)
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              (uri (string-append
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                    "mirror://sourceforge/freeglut/freeglut/"
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                    version "/freeglut-" version ".tar.gz"))
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              (sha256
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               (base32
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                "16lrxxxd9ps9l69y3zsw6iy0drwjsp6m26d1937xj71alqk6dr6x"))))
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    (build-system gnu-build-system)))
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(define-public ftgl
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  (package
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    (name "ftgl")
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    (version "2.1.3-rc5")
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    (source (origin
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              (method url-fetch)
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              (uri (string-append
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                    "mirror://sourceforge/ftgl/FTGL%20Source/2.1.3~rc5/"
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                    "ftgl-" version ".tar.gz"))
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              (sha256
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               (base32
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                "0nsn4s6vnv5xcgxcw6q031amvh2zfj2smy1r5mbnjj2548hxcn2l"))))
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    (build-system gnu-build-system)
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    (arguments
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     `(#:configure-flags '("--disable-static")))
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    ;; The pkg-config file lists "freetype2" as Requires.private.
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    (propagated-inputs `(("freetype" ,freetype)))
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    (inputs `(("libx11" ,libx11)
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              ("mesa" ,mesa)
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              ("glu" ,glu)))
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    (native-inputs
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     `(("pkg-config" ,pkg-config)))
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    (home-page "http://ftgl.sourceforge.net")
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    (synopsis "Font rendering library for OpenGL applications")
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    (description
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     "FTGL is a font rendering library for OpenGL applications.  Supported
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rendering modes are: Bitmaps, Anti-aliased pixmaps, Texture maps, Outlines,
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Polygon meshes, and Extruded polygon meshes.")
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    (license license:x11)))
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(define-public s2tc
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  (package
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    (name "s2tc")
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    (version "1.0")
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    (source
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     (origin
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       (method git-fetch)
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       (uri (git-reference
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             (url "https://github.com/divVerent/s2tc.git")
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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 "1fg323fk7wlv2xh6lw66wswgcv6qi8aaadk7c28h2f2lj1s7njnf"))))
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    (build-system gnu-build-system)
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    (native-inputs
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     `(("autoconf" ,autoconf)
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       ("automake" ,automake)
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       ("libtool" ,libtool)))
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    (inputs
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     `(("mesa-headers" ,mesa-headers)))
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    (home-page "https://github.com/divVerent/s2tc")
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    (synopsis "S3 Texture Compression implementation")
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    (description
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     "S2TC is a patent-free implementation of S3 Texture Compression (S3TC,
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also known as DXTn or DXTC) for Mesa.")
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    (license license:expat)))
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;;; Mesa needs LibVA headers to build its Gallium-based VA API implementation;
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;;; LibVA itself depends on Mesa.  We use the following to solve the circular
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;;; dependency.
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(define libva-without-mesa
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  ;; Delay to work around circular import problem.
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  (delay
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    (package
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      (inherit libva)
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      (name "libva-without-mesa")
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      (inputs `(,@(fold alist-delete (package-inputs libva)
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                        '("mesa" "wayland"))))
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      (arguments
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       (strip-keyword-arguments
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        '(#:make-flags)
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        (substitute-keyword-arguments (package-arguments libva)
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          ((#:configure-flags flags)
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           '(list "--disable-glx" "--disable-egl"))))))))
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(define-public mesa
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  (package
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    (name "mesa")
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    (version "19.0.4")
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    (source
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      (origin
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        (method url-fetch)
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        (uri (list (string-append "https://mesa.freedesktop.org/archive/"
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                                  "mesa-" version ".tar.xz")
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                   (string-append "ftp://ftp.freedesktop.org/pub/mesa/"
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                                  "mesa-" version ".tar.xz")
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                   (string-append "ftp://ftp.freedesktop.org/pub/mesa/"
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                                  version "/mesa-" version ".tar.xz")))
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        (sha256
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         (base32
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          "0iyffj3xd7f0vsayirswh6aia37ba26hkihpz273hxwd8hpz7y9r"))
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        (patches
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         (search-patches "mesa-skip-disk-cache-test.patch"))))
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    (build-system meson-build-system)
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    (propagated-inputs
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      `(;; The following are in the Requires.private field of gl.pc.
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        ("libdrm" ,libdrm)
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        ("libvdpau" ,libvdpau)
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        ("libx11" ,libx11)
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        ("libxdamage" ,libxdamage)
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        ("libxfixes" ,libxfixes)
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        ("libxshmfence" ,libxshmfence)
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        ("libxxf86vm" ,libxxf86vm)
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        ("xorgproto" ,xorgproto)))
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    (inputs
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      `(("expat" ,expat)
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        ("libelf" ,elfutils)  ;required for r600 when using llvm
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        ("libva" ,(force libva-without-mesa))
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        ("libxml2" ,libxml2)
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        ;; TODO: Add 'libxml2-python' for OpenGL ES 1.1 and 2.0 support
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        ("libxrandr" ,libxrandr)
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        ("libxvmc" ,libxvmc)
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        ,@(match (%current-system)
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            ((or "x86_64-linux" "i686-linux")
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             `(("llvm" ,llvm)))
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            (_
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             `()))
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        ("makedepend" ,makedepend)
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        ("wayland" ,wayland)
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        ("wayland-protocols" ,wayland-protocols)))
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    (native-inputs
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      `(("bison" ,bison)
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        ("flex" ,flex)
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        ("gettext" ,gettext-minimal)
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        ("pkg-config" ,pkg-config)
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        ("python" ,python)
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        ("python-mako" ,python-mako)
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        ("which" ,(@ (gnu packages base) which))))
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    (arguments
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     `(#:configure-flags
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       '(,@(match (%current-system)
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             ((or "armhf-linux" "aarch64-linux")
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              ;; TODO: Fix svga driver for aarch64 and armhf.
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              '("-Dgallium-drivers=etnaviv,freedreno,nouveau,r300,r600,swrast,tegra,v3d,vc4,virgl"))
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             (_
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              '("-Dgallium-drivers=nouveau,r300,r600,radeonsi,svga,swrast,virgl")))
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         ;; Enable various optional features.  TODO: opencl requires libclc,
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         ;; omx requires libomxil-bellagio
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         "-Dplatforms=x11,drm,surfaceless,wayland"
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         "-Dglx=dri"        ;Thread Local Storage, improves performance
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         ;; "-Dopencl=true"
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         ;; "-Domx=true"
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         "-Dosmesa=gallium"
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         "-Dgallium-xa=true"
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         ;; features required by wayland
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         "-Dgles2=true"
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         "-Dgbm=true"
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         "-Dshared-glapi=true"
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         ;; Enable Vulkan on i686-linux and x86-64-linux.
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         ,@(match (%current-system)
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             ("x86_64-linux"
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              '("-Dvulkan-drivers=intel,amd"))
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             ;; TODO: Fix intel driver on i686-linux.
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             ("i686-linux"
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              '("-Dvulkan-drivers=amd"))
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             (_
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              '("-Dvulkan-drivers=auto")))
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         ;; Also enable the tests.
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         "-Dbuild-tests=true"
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         ;; on non-intel systems, drop i915 and i965
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         ;; from the default dri drivers
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         ,@(match (%current-system)
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             ((or "x86_64-linux" "i686-linux")
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              '("-Ddri-drivers=i915,i965,nouveau,r200,r100"
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                "-Dllvm=true"))         ; default is x86/x86_64 only
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             (_
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              '("-Ddri-drivers=nouveau,r200,r100"))))
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       #:modules ((ice-9 match)
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                  (srfi srfi-1)
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                  (guix build utils)
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                  (guix build meson-build-system))
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       #:phases
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       (modify-phases %standard-phases
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         (add-after
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           'unpack 'patch-create_test_cases
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           (lambda _
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             (substitute* "src/intel/genxml/gen_pack_header.py"
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               (("/usr/bin/env python2") (which "python")))
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             #t))
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         ,@(if (string-prefix? "i686" (%current-system))
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               ;; Disable new test from Mesa 19 that fails on i686.  Upstream
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               ;; report: <https://bugs.freedesktop.org/show_bug.cgi?id=110612>.
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               `((add-after 'unpack 'disable-failing-test
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                   (lambda _
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                     (substitute* "src/gallium/tests/unit/meson.build"
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                       (("'u_format_test',") ""))
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                     #t)))
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               '())
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         (add-before
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           'configure 'fix-dlopen-libnames
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           (lambda* (#:key inputs outputs #:allow-other-keys)
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             (let ((out (assoc-ref outputs "out")))
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               ;; Remain agnostic to .so.X.Y.Z versions while doing
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               ;; the substitutions so we're future-safe.
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               (substitute* "src/glx/dri_common.c"
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                 (("dlopen\\(\"libGL\\.so")
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                  (string-append "dlopen(\"" out "/lib/libGL.so")))
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               (substitute* "src/egl/drivers/dri2/egl_dri2.c"
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                 (("\"libglapi\\.so")
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                  (string-append "\"" out "/lib/libglapi.so")))
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               (substitute* "src/gbm/main/backend.c"
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                 ;; No need to patch the gbm_gallium_drm.so reference;
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                 ;; it's never installed since Mesa removed its
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                 ;; egl_gallium support.
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                 (("\"gbm_dri\\.so")
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                  (string-append "\"" out "/lib/dri/gbm_dri.so")))
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               #t)))
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         (add-after 'install 'symlinks-instead-of-hard-links
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           (lambda* (#:key outputs #:allow-other-keys)
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             ;; All the drivers and gallium targets create hard links upon
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						|
             ;; installation (search for "hardlink each megadriver instance"
 | 
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             ;; in the makefiles).  This is no good for us since we'd produce
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             ;; nars that contain several copies of these files.  Thus, turn
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             ;; them into symlinks, which saves ~124 MiB.
 | 
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             (let* ((out    (assoc-ref outputs "out"))
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                    (lib    (string-append out "/lib"))
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						|
                    (files  (find-files lib
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						|
                                        (lambda (file stat)
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                                          (and (string-contains file ".so")
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                                               (eq? 'regular
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                                                    (stat:type stat))))))
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                    (inodes (map (compose stat:ino stat) files)))
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               (for-each (lambda (inode)
 | 
						|
                           (match (filter-map (match-lambda
 | 
						|
                                                ((file ino)
 | 
						|
                                                 (and (= ino inode) file)))
 | 
						|
                                              (zip files inodes))
 | 
						|
                             ((_)
 | 
						|
                              #f)
 | 
						|
                             ((reference others ..1)
 | 
						|
                              (format #t "creating ~a symlinks to '~a'~%"
 | 
						|
                                      (length others) reference)
 | 
						|
                              (for-each delete-file others)
 | 
						|
                              (for-each (lambda (file)
 | 
						|
                                          (if (string=? (dirname file)
 | 
						|
                                                        (dirname reference))
 | 
						|
                                              (symlink (basename reference)
 | 
						|
                                                       file)
 | 
						|
                                              (symlink reference file)))
 | 
						|
                                        others))))
 | 
						|
                         (delete-duplicates inodes))
 | 
						|
               #t))))))
 | 
						|
    (home-page "https://mesa3d.org/")
 | 
						|
    (synopsis "OpenGL and Vulkan implementations")
 | 
						|
    (description "Mesa is a free implementation of the OpenGL and Vulkan
 | 
						|
specifications - systems for rendering interactive 3D graphics.  A variety of
 | 
						|
device drivers allows Mesa to be used in many different environments ranging
 | 
						|
from software emulation to complete hardware acceleration for modern GPUs.")
 | 
						|
    (license license:x11)))
 | 
						|
 | 
						|
(define-public mesa-opencl
 | 
						|
  (package
 | 
						|
    (inherit mesa)
 | 
						|
    (name "mesa-opencl")
 | 
						|
    (arguments
 | 
						|
     (substitute-keyword-arguments (package-arguments mesa)
 | 
						|
       ((#:configure-flags flags)
 | 
						|
        `(cons "-Dgallium-opencl=standalone" ,flags))))
 | 
						|
    (inputs
 | 
						|
     `(("libclc" ,libclc)
 | 
						|
       ,@(package-inputs mesa)))
 | 
						|
    (native-inputs
 | 
						|
     `(("clang" ,clang)
 | 
						|
       ,@(package-native-inputs mesa)))))
 | 
						|
 | 
						|
(define-public mesa-opencl-icd
 | 
						|
  (package
 | 
						|
    (inherit mesa-opencl)
 | 
						|
    (name "mesa-opencl-icd")
 | 
						|
    (arguments
 | 
						|
     (substitute-keyword-arguments (package-arguments mesa)
 | 
						|
       ((#:configure-flags flags)
 | 
						|
        `(cons "-Dgallium-opencl=icd"
 | 
						|
               ,(delete "-Dgallium-opencl=standalone" flags)))))))
 | 
						|
 | 
						|
(define-public mesa-headers
 | 
						|
  (package
 | 
						|
    (inherit mesa)
 | 
						|
    (name "mesa-headers")
 | 
						|
    (propagated-inputs '())
 | 
						|
    (inputs '())
 | 
						|
    (native-inputs '())
 | 
						|
    (arguments
 | 
						|
     '(#:phases
 | 
						|
       (modify-phases %standard-phases
 | 
						|
         (delete 'configure)
 | 
						|
         (delete 'build)
 | 
						|
         (delete 'check)
 | 
						|
         (replace 'install
 | 
						|
           (lambda* (#:key outputs #:allow-other-keys)
 | 
						|
             (copy-recursively "include" (string-append
 | 
						|
                                          (assoc-ref outputs "out")
 | 
						|
                                          "/include"))
 | 
						|
             #t)))))))
 | 
						|
 | 
						|
;;; The mesa-demos distribution contains non-free files, many files with no
 | 
						|
;;; clear license information, and many demos that aren't useful for most
 | 
						|
;;; people, so we just use this for the mesa-utils package below, and possibly
 | 
						|
;;; other packages in the future.  This is modeled after Debian's solution.
 | 
						|
(define (mesa-demos-source version)
 | 
						|
  (origin
 | 
						|
    (method url-fetch)
 | 
						|
    (uri (string-append "ftp://ftp.freedesktop.org/pub/mesa/demos"
 | 
						|
                        "/mesa-demos-" version ".tar.bz2"))
 | 
						|
    (sha256 (base32 "0zgzbz55a14hz83gbmm0n9gpjnf5zadzi2kjjvkn6khql2a9rs81"))))
 | 
						|
 | 
						|
(define-public mesa-utils
 | 
						|
  (package
 | 
						|
    (name "mesa-utils")
 | 
						|
    (version "8.4.0")
 | 
						|
    (source (mesa-demos-source version))
 | 
						|
    (build-system gnu-build-system)
 | 
						|
    (inputs
 | 
						|
     `(("mesa" ,mesa)
 | 
						|
       ("glut" ,freeglut)
 | 
						|
       ("glew" ,glew)))
 | 
						|
    (native-inputs
 | 
						|
     `(("pkg-config" ,pkg-config)))
 | 
						|
    (arguments
 | 
						|
     '(#:phases
 | 
						|
       (modify-phases %standard-phases
 | 
						|
         (replace
 | 
						|
          'install
 | 
						|
          (lambda* (#:key outputs #:allow-other-keys)
 | 
						|
            (let ((out (assoc-ref outputs "out")))
 | 
						|
              (mkdir-p (string-append out "/bin"))
 | 
						|
              (for-each
 | 
						|
               (lambda (file)
 | 
						|
                 (copy-file file (string-append out "/bin/" (basename file))))
 | 
						|
               '("src/xdemos/glxdemo" "src/xdemos/glxgears"
 | 
						|
                 "src/xdemos/glxinfo" "src/xdemos/glxheads"))
 | 
						|
              #t))))))
 | 
						|
    (home-page "https://mesa3d.org/")
 | 
						|
    (synopsis "Utility tools for Mesa")
 | 
						|
    (description
 | 
						|
     "The mesa-utils package contains several utility tools for Mesa: glxdemo,
 | 
						|
glxgears, glxheads, and glxinfo.")
 | 
						|
    ;; glxdemo is public domain; others expat.
 | 
						|
    (license (list license:expat license:public-domain))))
 | 
						|
 | 
						|
(define-public glew
 | 
						|
  (package
 | 
						|
    (name "glew")
 | 
						|
    (version "2.1.0")
 | 
						|
    (source (origin
 | 
						|
              (method url-fetch)
 | 
						|
              (uri (string-append "mirror://sourceforge/glew/glew/" version
 | 
						|
                                  "/glew-" version ".tgz"))
 | 
						|
              (sha256
 | 
						|
               (base32
 | 
						|
                "159wk5dc0ykjbxvag5i1m2mhp23zkk6ra04l26y3jc3nwvkr3ph4"))
 | 
						|
              (modules '((guix build utils)))
 | 
						|
              (snippet
 | 
						|
               '(begin
 | 
						|
                  (substitute* "config/Makefile.linux"
 | 
						|
                    (("= cc") "= gcc")
 | 
						|
                    (("/lib64") "/lib"))
 | 
						|
                  #t))))
 | 
						|
    (build-system gnu-build-system)
 | 
						|
    (arguments
 | 
						|
     '(#:phases (modify-phases %standard-phases (delete 'configure))
 | 
						|
       #:make-flags (list (string-append "GLEW_PREFIX="
 | 
						|
                                         (assoc-ref %outputs "out"))
 | 
						|
                          (string-append "GLEW_DEST="
 | 
						|
                                         (assoc-ref %outputs "out")))
 | 
						|
       #:tests? #f))                              ;no 'check' target
 | 
						|
    (inputs
 | 
						|
     `(("libxi" ,libxi)
 | 
						|
       ("libxmu" ,libxmu)
 | 
						|
       ("libx11" ,libx11)
 | 
						|
       ("mesa" ,mesa)))
 | 
						|
 | 
						|
    ;; <GL/glew.h> includes <GL/glu.h>.
 | 
						|
    (propagated-inputs `(("glu" ,glu)))
 | 
						|
 | 
						|
    (home-page "http://glew.sourceforge.net/")
 | 
						|
    (synopsis "OpenGL extension loading library for C and C++")
 | 
						|
    (description
 | 
						|
     "The OpenGL Extension Wrangler Library (GLEW) is a C/C++ extension
 | 
						|
loading library.  GLEW provides efficient run-time mechanisms for determining
 | 
						|
which OpenGL extensions are supported on the target platform.  OpenGL core and
 | 
						|
extension functionality is exposed in a single header file.")
 | 
						|
    (license license:bsd-3)))
 | 
						|
 | 
						|
(define-public guile-opengl
 | 
						|
  (package
 | 
						|
    (name "guile-opengl")
 | 
						|
    (version "0.1.0")
 | 
						|
    (source (origin
 | 
						|
             (method url-fetch)
 | 
						|
             (uri (string-append "mirror://gnu/guile-opengl/guile-opengl-"
 | 
						|
                                 version ".tar.gz"))
 | 
						|
             (sha256
 | 
						|
              (base32
 | 
						|
               "13qfx4xh8baryxqrv986l848ygd0piqwm6s2s90pxk9c0m9vklim"))))
 | 
						|
    (build-system gnu-build-system)
 | 
						|
    (native-inputs `(("pkg-config" ,pkg-config)))
 | 
						|
    (inputs `(("guile" ,guile-2.2)
 | 
						|
              ("mesa" ,mesa)
 | 
						|
              ("glu" ,glu)
 | 
						|
              ("freeglut" ,freeglut)))
 | 
						|
    (arguments
 | 
						|
     '(#:phases (modify-phases %standard-phases
 | 
						|
                 (add-after 'configure 'patch-makefile
 | 
						|
                   (lambda _
 | 
						|
                     ;; Install compiled Guile files in the expected place.
 | 
						|
                     (substitute* '("Makefile")
 | 
						|
                       (("^godir = .*$")
 | 
						|
                        "godir = $(moddir)\n"))))
 | 
						|
                 (add-before 'build 'patch-dynamic-link
 | 
						|
                   (lambda* (#:key inputs outputs #:allow-other-keys)
 | 
						|
                     (define (dynamic-link-substitute file lib input)
 | 
						|
                       (substitute* file
 | 
						|
                         (("dynamic-link \"lib([a-zA-Z]+)\"" _ lib)
 | 
						|
                          (string-append "dynamic-link \""
 | 
						|
                                         (assoc-ref inputs input)
 | 
						|
                                         "/lib/lib" lib "\""))))
 | 
						|
                     ;; Replace dynamic-link calls for libGL, libGLU, and
 | 
						|
                     ;; libglut with absolute paths to the store.
 | 
						|
                     (dynamic-link-substitute "glx/runtime.scm" "GL" "mesa")
 | 
						|
                     (dynamic-link-substitute "glu/runtime.scm" "GLU" "glu")
 | 
						|
                     (dynamic-link-substitute "glut/runtime.scm" "glut"
 | 
						|
                                              "freeglut"))))))
 | 
						|
    (home-page "https://gnu.org/s/guile-opengl")
 | 
						|
    (synopsis "Guile binding for the OpenGL graphics API")
 | 
						|
    (description
 | 
						|
     "Guile-OpenGL is a library for Guile that provides bindings to the
 | 
						|
OpenGL graphics API.")
 | 
						|
    (license license:lgpl3+)))
 | 
						|
 | 
						|
(define-public libepoxy
 | 
						|
  (package
 | 
						|
    (name "libepoxy")
 | 
						|
    (version "1.5.3")
 | 
						|
    (source (origin
 | 
						|
              (method url-fetch)
 | 
						|
              (uri (string-append
 | 
						|
                    "https://github.com/anholt/libepoxy/releases/download/"
 | 
						|
                    version "/libepoxy-" version ".tar.xz"))
 | 
						|
              (sha256
 | 
						|
               (base32
 | 
						|
                "0ga3qjv50x37my6pw5xr14g5n6z78hy5s8s06kays8c3ab2mha80"))))
 | 
						|
    (arguments
 | 
						|
     `(#:phases
 | 
						|
       (modify-phases %standard-phases
 | 
						|
         (delete 'bootstrap)
 | 
						|
         (add-before
 | 
						|
           'configure 'patch-paths
 | 
						|
           (lambda* (#:key inputs #:allow-other-keys)
 | 
						|
             (let ((python (assoc-ref inputs "python"))
 | 
						|
                   (mesa (assoc-ref inputs "mesa")))
 | 
						|
               (substitute* "src/gen_dispatch.py"
 | 
						|
                 (("/usr/bin/env python") python))
 | 
						|
               (substitute* (find-files "." "\\.[ch]$")
 | 
						|
                 (("libGL.so.1") (string-append mesa "/lib/libGL.so.1"))
 | 
						|
                 (("libEGL.so.1") (string-append mesa "/lib/libEGL.so.1")))
 | 
						|
               #t))))))
 | 
						|
    (build-system meson-build-system)
 | 
						|
    (native-inputs
 | 
						|
     `(("pkg-config" ,pkg-config)
 | 
						|
       ("python" ,python)))
 | 
						|
    (inputs
 | 
						|
     `(("mesa" ,mesa)))
 | 
						|
    (home-page "https://github.com/anholt/libepoxy/")
 | 
						|
    (synopsis "A library for handling OpenGL function pointer management")
 | 
						|
    (description
 | 
						|
     "A library for handling OpenGL function pointer management.")
 | 
						|
    (license license:x11)))
 | 
						|
 | 
						|
(define-public soil
 | 
						|
  (package
 | 
						|
    (name "soil")
 | 
						|
    (version "1.0.7")
 | 
						|
    (source (origin
 | 
						|
              (method url-fetch)
 | 
						|
              ;; No versioned archive available.
 | 
						|
              (uri "http://www.lonesock.net/files/soil.zip")
 | 
						|
              (sha256
 | 
						|
               (base32
 | 
						|
                "00gpwp9dldzhsdhksjvmbhsd2ialraqbv6v6dpikdmpncj6mnc52"))))
 | 
						|
    (build-system gnu-build-system)
 | 
						|
    (arguments
 | 
						|
     '(#:tests? #f ; no tests
 | 
						|
       #:phases (modify-phases %standard-phases
 | 
						|
                  (delete 'configure)
 | 
						|
                  (add-before 'build 'init-build
 | 
						|
                    (lambda* (#:key outputs #:allow-other-keys)
 | 
						|
                      (let ((out (assoc-ref outputs "out")))
 | 
						|
                        (setenv "CFLAGS" "-fPIC") ; needed for shared library
 | 
						|
                        ;; Use alternate Makefile
 | 
						|
                        (copy-file "projects/makefile/alternate Makefile.txt"
 | 
						|
                                   "src/Makefile")
 | 
						|
                        (chdir "src")
 | 
						|
                        (substitute* '("Makefile")
 | 
						|
                          (("INCLUDEDIR = /usr/include/SOIL")
 | 
						|
                           (string-append "INCLUDEDIR = " out "/include/SOIL"))
 | 
						|
                          (("LIBDIR = /usr/lib")
 | 
						|
                           (string-append "LIBDIR = " out "/lib"))
 | 
						|
                          ;; Remove these flags from 'install' commands.
 | 
						|
                          (("-o root -g root") ""))))))))
 | 
						|
    (native-inputs
 | 
						|
     `(("unzip" ,unzip)))
 | 
						|
    (inputs
 | 
						|
     `(("mesa" ,mesa)))
 | 
						|
    (home-page "https://www.lonesock.net/soil.html")
 | 
						|
    (synopsis "OpenGL texture loading library")
 | 
						|
    (description
 | 
						|
     "SOIL is a tiny C library used primarily for uploading textures into
 | 
						|
OpenGL.")
 | 
						|
    (license license:public-domain)))
 | 
						|
 | 
						|
(define-public glfw
 | 
						|
  (package
 | 
						|
    (name "glfw")
 | 
						|
    (version "3.2.1")
 | 
						|
    (source (origin
 | 
						|
              (method url-fetch)
 | 
						|
              (uri (string-append "https://github.com/glfw/glfw"
 | 
						|
                                  "/releases/download/" version
 | 
						|
                                  "/glfw-" version ".zip"))
 | 
						|
              (sha256
 | 
						|
               (base32
 | 
						|
                "09kk5yc1zhss9add8ryqrngrr16hdmc94rszgng135bhw09mxmdp"))))
 | 
						|
    (build-system cmake-build-system)
 | 
						|
    (arguments
 | 
						|
     '(#:tests? #f ; no test target
 | 
						|
       #:configure-flags '("-DBUILD_SHARED_LIBS=ON")))
 | 
						|
    (native-inputs
 | 
						|
     `(("doxygen" ,doxygen)
 | 
						|
       ("unzip" ,unzip)))
 | 
						|
    (propagated-inputs
 | 
						|
     `(("mesa" ,mesa)                             ;included in public headers
 | 
						|
 | 
						|
       ;; These are in 'Requires.private' of 'glfw3.pc'.
 | 
						|
       ("libx11" ,libx11)
 | 
						|
       ("libxrandr" ,libxrandr)
 | 
						|
       ("libxinerama" ,libxinerama)
 | 
						|
       ("libxcursor" ,libxcursor)
 | 
						|
       ("libxxf86vm" ,libxxf86vm)))
 | 
						|
    (home-page "http://www.glfw.org")
 | 
						|
    (synopsis "OpenGL application development library")
 | 
						|
    (description
 | 
						|
     "GLFW is a library for OpenGL, OpenGL ES and Vulkan development for
 | 
						|
desktop computers.  It provides a simple API for creating windows, contexts
 | 
						|
and surfaces, receiving input and events.")
 | 
						|
    (license license:zlib)))
 | 
						|
 | 
						|
(define-public nanovg-for-extempore
 | 
						|
  (package
 | 
						|
    (name "nanovg-for-extempore")
 | 
						|
    (version "0.7.1")
 | 
						|
    (source (origin
 | 
						|
              (method url-fetch)
 | 
						|
              (uri (string-append "https://github.com/extemporelang/nanovg/"
 | 
						|
                                  "archive/"  version ".tar.gz"))
 | 
						|
              (file-name (string-append name "-" version ".tar.gz"))
 | 
						|
              (sha256
 | 
						|
               (base32
 | 
						|
                "0ivs1sagq19xiw8jxd9f8w2b39svi0n9hrbmdvckwvqg95r8701g"))))
 | 
						|
    (build-system cmake-build-system)
 | 
						|
    (arguments `(#:tests? #f)) ; no tests included
 | 
						|
    (inputs
 | 
						|
     `(("mesa" ,mesa)))
 | 
						|
    ;; Extempore refuses to build on architectures other than x86_64
 | 
						|
    (supported-systems '("x86_64-linux"))
 | 
						|
    (home-page "https://github.com/extemporelang/nanovg")
 | 
						|
    (synopsis "2D vector drawing library on top of OpenGL")
 | 
						|
    (description "NanoVG is small antialiased vector graphics rendering
 | 
						|
library for OpenGL.  It has lean API modeled after HTML5 canvas API.  It is
 | 
						|
aimed to be a practical and fun toolset for building scalable user interfaces
 | 
						|
and visualizations.")
 | 
						|
    (license license:zlib)))
 | 
						|
 | 
						|
(define-public gl2ps
 | 
						|
  (package
 | 
						|
    (name "gl2ps")
 | 
						|
    (version "1.4.0")
 | 
						|
    (source
 | 
						|
     (origin
 | 
						|
       (method url-fetch)
 | 
						|
       (uri (string-append
 | 
						|
             "http://geuz.org/gl2ps/src/gl2ps-"
 | 
						|
             version ".tgz"))
 | 
						|
       (sha256
 | 
						|
        (base32
 | 
						|
         "1qpidkz8x3bxqf69hlhyz1m0jmfi9kq24fxsp7rq6wfqzinmxjq3"))))
 | 
						|
    (build-system cmake-build-system)
 | 
						|
    (inputs
 | 
						|
     `(("libpng" ,libpng)
 | 
						|
       ("mesa" ,mesa)
 | 
						|
       ("zlib" ,zlib)))
 | 
						|
    (arguments
 | 
						|
     `(#:tests? #f))  ;; no tests
 | 
						|
    (home-page "http://www.geuz.org/gl2ps/")
 | 
						|
    (synopsis "OpenGL to PostScript printing library")
 | 
						|
    (description "GL2PS is a C library providing high quality vector
 | 
						|
output for any OpenGL application.  GL2PS uses sorting algorithms
 | 
						|
capable of handling intersecting and stretched polygons, as well as
 | 
						|
non-manifold objects.  GL2PS provides many features including advanced
 | 
						|
smooth shading and text rendering, culling of invisible primitives and
 | 
						|
mixed vector/bitmap output.")
 | 
						|
    ;; GL2PS is dual-licenced and can be used under the terms of either.
 | 
						|
    (license (list license:lgpl2.0+
 | 
						|
                   (license:fsf-free "http://www.geuz.org/gl2ps/COPYING.GL2PS"
 | 
						|
                                     "GPL-incompatible copyleft license")))))
 | 
						|
 | 
						|
(define-public virtualgl
 | 
						|
  (package
 | 
						|
    (name "virtualgl")
 | 
						|
    (version "2.6.2")
 | 
						|
    (source
 | 
						|
     (origin
 | 
						|
       (method git-fetch)
 | 
						|
       (uri (git-reference
 | 
						|
             (url "https://github.com/VirtualGL/virtualgl.git")
 | 
						|
             (commit version)))
 | 
						|
       (file-name (git-file-name name version))
 | 
						|
       (sha256
 | 
						|
        (base32 "0yyc553xsb5n0rx7jp9p4wdbd7md07b3qrkf3ssyjavqqg908qg9"))))
 | 
						|
    (arguments
 | 
						|
     `(#:tests? #f                      ; no tests are available
 | 
						|
       #:configure-flags (list
 | 
						|
                          (string-append "-DCMAKE_INSTALL_LIBDIR="
 | 
						|
                                         (assoc-ref %outputs "out") "/lib")
 | 
						|
                          "-DVGL_USESSL=1"))) ; use OpenSSL
 | 
						|
    (build-system cmake-build-system)
 | 
						|
    (inputs `(("glu" ,glu)
 | 
						|
              ("libjpeg-turbo" ,libjpeg-turbo)
 | 
						|
              ("libxtst" ,libxtst)
 | 
						|
              ("mesa" ,mesa)
 | 
						|
              ("openssl" ,openssl)))
 | 
						|
    (native-inputs `(("pkg-config" ,pkg-config)))
 | 
						|
    (home-page "https://www.virtualgl.org")
 | 
						|
    (synopsis "Redirects 3D commands from an OpenGL application onto a 3D
 | 
						|
graphics card")
 | 
						|
    (description "VirtualGL redirects the 3D rendering commands from OpenGL
 | 
						|
applications to 3D accelerator hardware in a dedicated server and displays the
 | 
						|
rendered output interactively to a thin client located elsewhere on the
 | 
						|
network.")
 | 
						|
    (license license:wxwindows3.1+)))
 |