1 ;;; GNU Guix --- Functional package management for GNU
2 ;;; Copyright © 2013, 2015 Andreas Enge <andreas@enge.fr>
3 ;;; Copyright © 2013 Joshua Grant <tadni@riseup.net>
4 ;;; Copyright © 2014, 2016 David Thompson <davet@gnu.org>
5 ;;; Copyright © 2014, 2015, 2016, 2017 Mark H Weaver <mhw@netris.org>
6 ;;; Copyright © 2016 ng0 <ng0@n0.is>
7 ;;; Copyright © 2016, 2017, 2018 Ricardo Wurmus <rekado@elephly.net>
8 ;;; Copyright © 2016 David Thompson <davet@gnu.org>
9 ;;; Copyright © 2017, 2018 Efraim Flashner <efraim@flashner.co.il>
10 ;;; Copyright © 2017 Arun Isaac <arunisaac@systemreboot.net>
11 ;;; Copyright © 2017, 2018, 2019 Rutger Helling <rhelling@mykolab.com>
12 ;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
14 ;;; This file is part of GNU Guix.
16 ;;; GNU Guix is free software; you can redistribute it and/or modify it
17 ;;; under the terms of the GNU General Public License as published by
18 ;;; the Free Software Foundation; either version 3 of the License, or (at
19 ;;; your option) any later version.
21 ;;; GNU Guix is distributed in the hope that it will be useful, but
22 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
23 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 ;;; GNU General Public License for more details.
26 ;;; You should have received a copy of the GNU General Public License
27 ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
29 (define-module (gnu packages gl)
30 #:use-module (gnu packages)
31 #:use-module (gnu packages autotools)
32 #:use-module (gnu packages bison)
33 #:use-module (gnu packages compression)
34 #:use-module (gnu packages documentation)
35 #:use-module (gnu packages elf)
36 #:use-module (gnu packages flex)
37 #:use-module (gnu packages fontutils)
38 #:use-module (gnu packages freedesktop)
39 #:use-module (gnu packages gettext)
40 #:use-module (gnu packages guile)
41 #:use-module (gnu packages image)
42 #:use-module (gnu packages linux)
43 #:use-module (gnu packages llvm)
44 #:use-module (gnu packages pkg-config)
45 #:use-module (gnu packages python)
46 #:use-module (gnu packages python-xyz)
47 #:use-module (gnu packages tls)
48 #:use-module (gnu packages video)
49 #:use-module (gnu packages xdisorg)
50 #:use-module (gnu packages xml)
51 #:use-module (gnu packages xorg)
52 #:use-module (guix download)
53 #:use-module (guix git-download)
54 #:use-module (guix build-system gnu)
55 #:use-module (guix build-system cmake)
56 #:use-module (guix build-system meson)
57 #:use-module ((guix licenses) #:prefix license:)
58 #:use-module (guix packages)
59 #:use-module (guix utils)
60 #:use-module (ice-9 match)
61 #:use-module ((srfi srfi-1) #:hide (zip)))
69 (uri (string-append "ftp://ftp.freedesktop.org/pub/mesa/glu/glu-"
73 "0r72yyhj09x3krn3kn629jqbwyq50ji8w5ri2pn6zwrk35m4g1s3"))))
74 (build-system gnu-build-system)
76 `(("mesa" ,mesa))) ; according to glu.pc
77 (home-page "http://www.opengl.org/archives/resources/faq/technical/glu.htm")
78 (synopsis "Mesa OpenGL Utility library")
80 "GLU, or OpenGL Utility Library provides some higher-level functionality
81 not provided by just OpenGL itself. Some of GLU's Features
82 include: Scaling of 2D images and creation of mipmap pyramids,
83 Transformation of object coordinates into device coordinates and
84 vice versa, Support for NURBS surfaces, Support for tessellation
85 of concave or bow tie polygonal primitives, Specialty transformation
86 matrices for creating perspective and orthographic projections,
87 positioning a camera, and selection/picking, Rendering of disk,
88 cylinder, and sphere primitives, Interpreting OpenGL error values
90 (license (license:x11-style "http://directory.fsf.org/wiki/License:SGIFreeBv2"))))
92 (define-public freeglut
99 "mirror://sourceforge/freeglut/freeglut/"
100 version "/freeglut-" version ".tar.gz"))
103 "18knkyczzwbmyg8hr4zh8a1i5ga01np2jzd1rwmsh7mh2n2vwhra"))))
104 (build-system cmake-build-system)
105 (arguments '(#:tests? #f)) ; no test target
106 (inputs `(("mesa" ,mesa)
109 ("libxrandr" ,libxrandr)
110 ("libxxf86vm" ,libxxf86vm)
111 ("xorgproto" ,xorgproto)
114 ;; Headers from Mesa and GLU are needed.
117 (home-page "http://freeglut.sourceforge.net/")
118 (synopsis "Alternative to the OpenGL Utility Toolkit (GLUT)")
120 "Freeglut is a completely Free/OpenSourced alternative to
121 the OpenGL Utility Toolkit (GLUT) library. GLUT was originally
122 written by Mark Kilgard to support the sample programs in the
123 second edition OpenGL @code{RedBook}. Since then, GLUT has been used
124 in a wide variety of practical applications because it is simple,
125 widely available and highly portable.
127 GLUT (and hence freeglut) allows the user to create and manage windows
128 containing OpenGL contexts on a wide range of platforms and also read
129 the mouse, keyboard and joystick functions. Freeglut is released under
130 the X-Consortium license.")
131 (license license:x11)))
133 ;; Needed for "kiki".
134 (define-public freeglut-2.8
135 (package (inherit freeglut)
141 "mirror://sourceforge/freeglut/freeglut/"
142 version "/freeglut-" version ".tar.gz"))
145 "16lrxxxd9ps9l69y3zsw6iy0drwjsp6m26d1937xj71alqk6dr6x"))))
146 (build-system gnu-build-system)))
151 (version "2.1.3-rc5")
155 "mirror://sourceforge/ftgl/FTGL%20Source/2.1.3~rc5/"
156 "ftgl-" version ".tar.gz"))
159 "0nsn4s6vnv5xcgxcw6q031amvh2zfj2smy1r5mbnjj2548hxcn2l"))))
160 (build-system gnu-build-system)
162 `(#:configure-flags '("--disable-static")))
163 ;; The pkg-config file lists "freetype2" as Requires.private.
164 (propagated-inputs `(("freetype" ,freetype)))
165 (inputs `(("libx11" ,libx11)
169 `(("pkg-config" ,pkg-config)))
170 (home-page "http://ftgl.sourceforge.net")
171 (synopsis "Font rendering library for OpenGL applications")
173 "FTGL is a font rendering library for OpenGL applications. Supported
174 rendering modes are: Bitmaps, Anti-aliased pixmaps, Texture maps, Outlines,
175 Polygon meshes, and Extruded polygon meshes.")
176 (license license:x11)))
186 (url "https://github.com/divVerent/s2tc.git")
187 (commit (string-append "v" version))))
188 (file-name (git-file-name name version))
190 (base32 "1fg323fk7wlv2xh6lw66wswgcv6qi8aaadk7c28h2f2lj1s7njnf"))))
191 (build-system gnu-build-system)
193 `(("autoconf" ,autoconf)
194 ("automake" ,automake)
195 ("libtool" ,libtool)))
197 `(("mesa-headers" ,mesa-headers)))
198 (home-page "https://github.com/divVerent/s2tc")
199 (synopsis "S3 Texture Compression implementation")
201 "S2TC is a patent-free implementation of S3 Texture Compression (S3TC,
202 also known as DXTn or DXTC) for Mesa.")
203 (license license:expat)))
205 ;;; Mesa needs LibVA headers to build its Gallium-based VA API implementation;
206 ;;; LibVA itself depends on Mesa. We use the following to solve the circular
208 (define libva-without-mesa
209 ;; Delay to work around circular import problem.
213 (name "libva-without-mesa")
214 (inputs `(,@(fold alist-delete (package-inputs libva)
215 '("mesa" "wayland"))))
217 (strip-keyword-arguments
219 (substitute-keyword-arguments (package-arguments libva)
220 ((#:configure-flags flags)
221 '(list "--disable-glx" "--disable-egl"))))))))
230 (uri (list (string-append "https://mesa.freedesktop.org/archive/"
231 "mesa-" version ".tar.xz")
232 (string-append "ftp://ftp.freedesktop.org/pub/mesa/"
233 "mesa-" version ".tar.xz")
234 (string-append "ftp://ftp.freedesktop.org/pub/mesa/"
235 version "/mesa-" version ".tar.xz")))
238 "0lvrfjaic7dhay9v52f9k3q5aac8xagfq3pnzjrl0cn65jlaw9s0"))
240 (search-patches "mesa-skip-disk-cache-test.patch"))))
241 (build-system meson-build-system)
243 `(;; The following are in the Requires.private field of gl.pc.
245 ("libvdpau" ,libvdpau)
247 ("libxdamage" ,libxdamage)
248 ("libxfixes" ,libxfixes)
249 ("libxshmfence" ,libxshmfence)
250 ("libxxf86vm" ,libxxf86vm)
251 ("xorgproto" ,xorgproto)))
254 ("libelf" ,elfutils) ;required for r600 when using llvm
255 ("libva" ,(force libva-without-mesa))
257 ;; TODO: Add 'libxml2-python' for OpenGL ES 1.1 and 2.0 support
258 ("libxrandr" ,libxrandr)
260 ,@(match (%current-system)
261 ((or "x86_64-linux" "i686-linux")
265 ("makedepend" ,makedepend)
267 ("wayland-protocols" ,wayland-protocols)))
271 ("gettext" ,gettext-minimal)
272 ("pkg-config" ,pkg-config)
274 ("python-mako" ,python-mako)
275 ("which" ,(@ (gnu packages base) which))))
278 '(,@(match (%current-system)
279 ((or "armhf-linux" "aarch64-linux")
280 ;; TODO: Fix svga driver for aarch64 and armhf.
281 '("-Dgallium-drivers=etnaviv,freedreno,imx,nouveau,pl111,r300,r600,swrast,tegra,v3d,vc4,virgl"))
283 '("-Dgallium-drivers=nouveau,r300,r600,radeonsi,svga,swrast,virgl")))
284 ;; Enable various optional features. TODO: opencl requires libclc,
285 ;; omx requires libomxil-bellagio
286 "-Dplatforms=x11,drm,surfaceless,wayland"
287 "-Dglx=dri" ;Thread Local Storage, improves performance
293 ;; features required by wayland
296 "-Dshared-glapi=true"
298 ;; Enable Vulkan on i686-linux and x86-64-linux.
299 ,@(match (%current-system)
301 '("-Dvulkan-drivers=intel,amd"))
302 ;; TODO: Fix intel driver on i686-linux.
304 '("-Dvulkan-drivers=amd"))
306 '("-Dvulkan-drivers=auto")))
308 ;; Also enable the tests.
311 ;; on non-intel systems, drop i915 and i965
312 ;; from the default dri drivers
313 ,@(match (%current-system)
314 ((or "x86_64-linux" "i686-linux")
315 '("-Ddri-drivers=i915,i965,nouveau,r200,r100"
316 "-Dllvm=true")) ; default is x86/x86_64 only
318 '("-Ddri-drivers=nouveau,r200,r100"))))
319 #:modules ((ice-9 match)
322 (guix build meson-build-system))
324 (modify-phases %standard-phases
326 'unpack 'patch-create_test_cases
328 (substitute* "src/intel/genxml/gen_pack_header.py"
329 (("/usr/bin/env python2") (which "python")))
332 'configure 'fix-dlopen-libnames
333 (lambda* (#:key inputs outputs #:allow-other-keys)
334 (let ((out (assoc-ref outputs "out")))
335 ;; Remain agnostic to .so.X.Y.Z versions while doing
336 ;; the substitutions so we're future-safe.
337 (substitute* "src/glx/dri_common.c"
338 (("dlopen\\(\"libGL\\.so")
339 (string-append "dlopen(\"" out "/lib/libGL.so")))
340 (substitute* "src/egl/drivers/dri2/egl_dri2.c"
342 (string-append "\"" out "/lib/libglapi.so")))
343 (substitute* "src/gbm/main/backend.c"
344 ;; No need to patch the gbm_gallium_drm.so reference;
345 ;; it's never installed since Mesa removed its
346 ;; egl_gallium support.
348 (string-append "\"" out "/lib/dri/gbm_dri.so")))
350 (add-after 'install 'symlinks-instead-of-hard-links
351 (lambda* (#:key outputs #:allow-other-keys)
352 ;; All the drivers and gallium targets create hard links upon
353 ;; installation (search for "hardlink each megadriver instance"
354 ;; in the makefiles). This is no good for us since we'd produce
355 ;; nars that contain several copies of these files. Thus, turn
356 ;; them into symlinks, which saves ~124 MiB.
357 (let* ((out (assoc-ref outputs "out"))
358 (lib (string-append out "/lib"))
359 (files (find-files lib
361 (and (string-contains file ".so")
363 (stat:type stat))))))
364 (inodes (map (compose stat:ino stat) files)))
365 (for-each (lambda (inode)
366 (match (filter-map (match-lambda
368 (and (= ino inode) file)))
372 ((reference others ..1)
373 (format #t "creating ~a symlinks to '~a'~%"
374 (length others) reference)
375 (for-each delete-file others)
376 (for-each (lambda (file)
377 (if (string=? (dirname file)
379 (symlink (basename reference)
381 (symlink reference file)))
383 (delete-duplicates inodes))
385 (home-page "https://mesa3d.org/")
386 (synopsis "OpenGL and Vulkan implementations")
387 (description "Mesa is a free implementation of the OpenGL and Vulkan
388 specifications - systems for rendering interactive 3D graphics. A variety of
389 device drivers allows Mesa to be used in many different environments ranging
390 from software emulation to complete hardware acceleration for modern GPUs.")
391 (license license:x11)))
393 (define-public mesa-headers
396 (name "mesa-headers")
397 (propagated-inputs '())
402 (modify-phases %standard-phases
407 (lambda* (#:key outputs #:allow-other-keys)
408 (copy-recursively "include" (string-append
409 (assoc-ref outputs "out")
413 ;;; The mesa-demos distribution contains non-free files, many files with no
414 ;;; clear license information, and many demos that aren't useful for most
415 ;;; people, so we just use this for the mesa-utils package below, and possibly
416 ;;; other packages in the future. This is modeled after Debian's solution.
417 (define (mesa-demos-source version)
420 (uri (string-append "ftp://ftp.freedesktop.org/pub/mesa/demos"
421 "/mesa-demos-" version ".tar.bz2"))
422 (sha256 (base32 "0zgzbz55a14hz83gbmm0n9gpjnf5zadzi2kjjvkn6khql2a9rs81"))))
424 (define-public mesa-utils
428 (source (mesa-demos-source version))
429 (build-system gnu-build-system)
435 `(("pkg-config" ,pkg-config)))
438 (modify-phases %standard-phases
441 (lambda* (#:key outputs #:allow-other-keys)
442 (let ((out (assoc-ref outputs "out")))
443 (mkdir-p (string-append out "/bin"))
446 (copy-file file (string-append out "/bin/" (basename file))))
447 '("src/xdemos/glxdemo" "src/xdemos/glxgears"
448 "src/xdemos/glxinfo" "src/xdemos/glxheads"))
450 (home-page "http://mesa3d.org/")
451 (synopsis "Utility tools for Mesa")
453 "The mesa-utils package contains several utility tools for Mesa: glxdemo,
454 glxgears, glxheads, and glxinfo.")
455 ;; glxdemo is public domain; others expat.
456 (license (list license:expat license:public-domain))))
464 (uri (string-append "mirror://sourceforge/glew/glew/" version
465 "/glew-" version ".tgz"))
468 "159wk5dc0ykjbxvag5i1m2mhp23zkk6ra04l26y3jc3nwvkr3ph4"))
469 (modules '((guix build utils)))
472 (substitute* "config/Makefile.linux"
476 (build-system gnu-build-system)
478 '(#:phases (modify-phases %standard-phases (delete 'configure))
479 #:make-flags (list (string-append "GLEW_PREFIX="
480 (assoc-ref %outputs "out"))
481 (string-append "GLEW_DEST="
482 (assoc-ref %outputs "out")))
483 #:tests? #f)) ;no 'check' target
490 ;; <GL/glew.h> includes <GL/glu.h>.
491 (propagated-inputs `(("glu" ,glu)))
493 (home-page "http://glew.sourceforge.net/")
494 (synopsis "OpenGL extension loading library for C and C++")
496 "The OpenGL Extension Wrangler Library (GLEW) is a C/C++ extension
497 loading library. GLEW provides efficient run-time mechanisms for determining
498 which OpenGL extensions are supported on the target platform. OpenGL core and
499 extension functionality is exposed in a single header file.")
500 (license license:bsd-3)))
502 (define-public guile-opengl
504 (name "guile-opengl")
508 (uri (string-append "mirror://gnu/guile-opengl/guile-opengl-"
512 "13qfx4xh8baryxqrv986l848ygd0piqwm6s2s90pxk9c0m9vklim"))))
513 (build-system gnu-build-system)
514 (native-inputs `(("pkg-config" ,pkg-config)))
515 (inputs `(("guile" ,guile-2.2)
518 ("freeglut" ,freeglut)))
520 '(#:phases (modify-phases %standard-phases
521 (add-after 'configure 'patch-makefile
523 ;; Install compiled Guile files in the expected place.
524 (substitute* '("Makefile")
526 "godir = $(moddir)\n"))))
527 (add-before 'build 'patch-dynamic-link
528 (lambda* (#:key inputs outputs #:allow-other-keys)
529 (define (dynamic-link-substitute file lib input)
531 (("dynamic-link \"lib([a-zA-Z]+)\"" _ lib)
532 (string-append "dynamic-link \""
533 (assoc-ref inputs input)
534 "/lib/lib" lib "\""))))
535 ;; Replace dynamic-link calls for libGL, libGLU, and
536 ;; libglut with absolute paths to the store.
537 (dynamic-link-substitute "glx/runtime.scm" "GL" "mesa")
538 (dynamic-link-substitute "glu/runtime.scm" "GLU" "glu")
539 (dynamic-link-substitute "glut/runtime.scm" "glut"
541 (home-page "https://gnu.org/s/guile-opengl")
542 (synopsis "Guile binding for the OpenGL graphics API")
544 "Guile-OpenGL is a library for Guile that provides bindings to the
545 OpenGL graphics API.")
546 (license license:lgpl3+)))
548 (define-public libepoxy
555 "https://github.com/anholt/libepoxy/releases/download/"
556 version "/libepoxy-" version ".tar.xz"))
559 "0ga3qjv50x37my6pw5xr14g5n6z78hy5s8s06kays8c3ab2mha80"))))
562 (modify-phases %standard-phases
565 'configure 'patch-paths
566 (lambda* (#:key inputs #:allow-other-keys)
567 (let ((python (assoc-ref inputs "python"))
568 (mesa (assoc-ref inputs "mesa")))
569 (substitute* "src/gen_dispatch.py"
570 (("/usr/bin/env python") python))
571 (substitute* (find-files "." "\\.[ch]$")
572 (("libGL.so.1") (string-append mesa "/lib/libGL.so.1"))
573 (("libEGL.so.1") (string-append mesa "/lib/libEGL.so.1")))
575 (build-system meson-build-system)
577 `(("pkg-config" ,pkg-config)
581 (home-page "https://github.com/anholt/libepoxy/")
582 (synopsis "A library for handling OpenGL function pointer management")
584 "A library for handling OpenGL function pointer management.")
585 (license license:x11)))
593 ;; No versioned archive available.
594 (uri "http://www.lonesock.net/files/soil.zip")
597 "00gpwp9dldzhsdhksjvmbhsd2ialraqbv6v6dpikdmpncj6mnc52"))))
598 (build-system gnu-build-system)
600 '(#:tests? #f ; no tests
601 #:phases (modify-phases %standard-phases
603 (add-before 'build 'init-build
604 (lambda* (#:key outputs #:allow-other-keys)
605 (let ((out (assoc-ref outputs "out")))
606 (setenv "CFLAGS" "-fPIC") ; needed for shared library
607 ;; Use alternate Makefile
608 (copy-file "projects/makefile/alternate Makefile.txt"
611 (substitute* '("Makefile")
612 (("INCLUDEDIR = /usr/include/SOIL")
613 (string-append "INCLUDEDIR = " out "/include/SOIL"))
614 (("LIBDIR = /usr/lib")
615 (string-append "LIBDIR = " out "/lib"))
616 ;; Remove these flags from 'install' commands.
617 (("-o root -g root") ""))))))))
622 (home-page "http://www.lonesock.net/soil.html")
623 (synopsis "OpenGL texture loading library")
625 "SOIL is a tiny C library used primarily for uploading textures into
627 (license license:public-domain)))
635 (uri (string-append "https://github.com/glfw/glfw"
636 "/releases/download/" version
637 "/glfw-" version ".zip"))
640 "09kk5yc1zhss9add8ryqrngrr16hdmc94rszgng135bhw09mxmdp"))))
641 (build-system cmake-build-system)
643 '(#:tests? #f ; no test target
644 #:configure-flags '("-DBUILD_SHARED_LIBS=ON")))
646 `(("doxygen" ,doxygen)
649 `(("mesa" ,mesa) ;included in public headers
651 ;; These are in 'Requires.private' of 'glfw3.pc'.
653 ("libxrandr" ,libxrandr)
654 ("libxinerama" ,libxinerama)
655 ("libxcursor" ,libxcursor)
656 ("libxxf86vm" ,libxxf86vm)))
657 (home-page "http://www.glfw.org")
658 (synopsis "OpenGL application development library")
660 "GLFW is a library for OpenGL, OpenGL ES and Vulkan development for
661 desktop computers. It provides a simple API for creating windows, contexts
662 and surfaces, receiving input and events.")
663 (license license:zlib)))
665 (define-public nanovg-for-extempore
667 (name "nanovg-for-extempore")
671 (uri (string-append "https://github.com/extemporelang/nanovg/"
672 "archive/" version ".tar.gz"))
673 (file-name (string-append name "-" version ".tar.gz"))
676 "0ivs1sagq19xiw8jxd9f8w2b39svi0n9hrbmdvckwvqg95r8701g"))))
677 (build-system cmake-build-system)
678 (arguments `(#:tests? #f)) ; no tests included
681 ;; Extempore refuses to build on architectures other than x86_64
682 (supported-systems '("x86_64-linux"))
683 (home-page "https://github.com/extemporelang/nanovg")
684 (synopsis "2D vector drawing library on top of OpenGL")
685 (description "NanoVG is small antialiased vector graphics rendering
686 library for OpenGL. It has lean API modeled after HTML5 canvas API. It is
687 aimed to be a practical and fun toolset for building scalable user interfaces
688 and visualizations.")
689 (license license:zlib)))
699 "http://geuz.org/gl2ps/src/gl2ps-"
703 "1qpidkz8x3bxqf69hlhyz1m0jmfi9kq24fxsp7rq6wfqzinmxjq3"))))
704 (build-system cmake-build-system)
710 `(#:tests? #f)) ;; no tests
711 (home-page "http://www.geuz.org/gl2ps/")
712 (synopsis "OpenGL to PostScript printing library")
713 (description "GL2PS is a C library providing high quality vector
714 output for any OpenGL application. GL2PS uses sorting algorithms
715 capable of handling intersecting and stretched polygons, as well as
716 non-manifold objects. GL2PS provides many features including advanced
717 smooth shading and text rendering, culling of invisible primitives and
718 mixed vector/bitmap output.")
719 ;; GL2PS is dual-licenced and can be used under the terms of either.
720 (license (list license:lgpl2.0+
721 (license:fsf-free "http://www.geuz.org/gl2ps/COPYING.GL2PS"
722 "GPL-incompatible copyleft license")))))
724 (define-public virtualgl
732 (url "https://github.com/VirtualGL/virtualgl.git")
734 (file-name (git-file-name name version))
736 (base32 "04fdwm6mz76lw4iwd5m7yxjfhpa0rpxd357bv5smk5lclnlbz1bv"))))
738 `(#:tests? #f ; no tests are available
739 #:configure-flags (list
740 (string-append "-DCMAKE_INSTALL_LIBDIR="
741 (assoc-ref %outputs "out") "/lib")
742 "-DVGL_USESSL=1"))) ; use OpenSSL
743 (build-system cmake-build-system)
744 (inputs `(("glu" ,glu)
745 ("libjpeg-turbo" ,libjpeg-turbo)
748 ("openssl" ,openssl)))
749 (native-inputs `(("pkg-config" ,pkg-config)))
750 (home-page "https://www.virtualgl.org")
751 (synopsis "Redirects 3D commands from an OpenGL application onto a 3D
753 (description "VirtualGL redirects the 3D rendering commands from OpenGL
754 applications to 3D accelerator hardware in a dedicated server and displays the
755 rendered output interactively to a thin client located elsewhere on the
757 (license license:wxwindows3.1+)))