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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Rutger Helling <rhelling@mykolab.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu packages vulkan)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix packages)
#:use-module (guix download)
#:use-module (guix git-download)
#:use-module (guix build-system cmake)
#:use-module (gnu packages)
#:use-module (gnu packages bison)
#:use-module (gnu packages pkg-config)
#:use-module (gnu packages python))
(define-public spirv-headers
(let ((commit "98b01515724c428d0f0a5d01deffcce0f5f5e61c")
(revision "1"))
(package
(name "spirv-headers")
(version (string-append "0.0-" revision "." (string-take commit 9)))
(source
(origin
(method git-fetch)
(uri (git-reference
(url "https://github.com/KhronosGroup/SPIRV-Headers")
(commit commit)))
(sha256
(base32
"15bknwkv3xwmjs3lmkp282a1wrp0da1b4lp45i4yiav04zmqygj2"))
(file-name (string-append name "-" version "-checkout"))))
(build-system cmake-build-system)
(arguments
`(#:tests? #f ;; No tests
#:phases (modify-phases %standard-phases
(replace 'install
(lambda* (#:key outputs #:allow-other-keys)
(zero? (system* "cmake" "-E" "copy_directory"
"../source/include/spirv"
(string-append (assoc-ref outputs "out")
"/include/spirv"))))))))
(home-page "https://github.com/KhronosGroup/SPIRV-Headers")
(synopsis "Machine-readable files from the SPIR-V Registry")
(description
"SPIRV-Headers is a repository containing machine-readable files from
the SPIR-V Registry. This includes:
@itemize
@item Header files for various languages.
@item JSON files describing the grammar for the SPIR-V core instruction set,
and for the GLSL.std.450 extended instruction set.
@item The XML registry file.
@end itemize\n")
(license (license:x11-style
(string-append "https://github.com/KhronosGroup/SPIRV-Headers/blob/"
commit "/LICENSE"))))))
(define-public spirv-tools
(package
(name "spirv-tools")
(version "2017.1")
(source
(origin
(method url-fetch)
(uri (string-append "https://github.com/KhronosGroup/SPIRV-Tools/archive/v"
version ".tar.gz"))
(sha256
(base32
"009vflaa71a7xhvmm23f4sdbcgdkl1k4facqkwsg6djha2sdpsqq"))
(file-name (string-append name "-" version ".tar.gz"))))
(build-system cmake-build-system)
(arguments
`(#:configure-flags (list (string-append "-DCMAKE_INSTALL_LIBDIR="
(assoc-ref %outputs "out")
"/lib")
(string-append "-DSPIRV-Headers_SOURCE_DIR="
(assoc-ref %build-inputs
"spirv-headers")))))
(inputs `(("spirv-headers" ,spirv-headers)))
(native-inputs `(("pkg-config", pkg-config)
("python" ,python)))
(home-page "https://github.com/KhronosGroup/SPIRV-Tools")
(synopsis "API and commands for processing SPIR-V modules")
(description
"The SPIR-V Tools project provides an API and commands for processing
SPIR-V modules. The project includes an assembler, binary module parser,
disassembler, validator, and optimizer for SPIR-V.")
(license license:asl2.0)))
(define-public glslang
;; Version 3.0 is too old for vulkan-icd-loader. Use a recent git commit
;; until the next stable version.
(let ((commit "471bfed0621162a7513fc24a51e8a1ccc2e640ff")
(revision "1"))
(package
(name "glslang")
(version (string-append "3.0-" revision "." (string-take commit 9)))
(source
(origin
(method git-fetch)
(uri (git-reference
(url "https://github.com/KhronosGroup/glslang")
(commit commit)))
(sha256
(base32
"0m2vljmrqppp80ghbbwfnayqw2canxlcjhgy6jw9xjdssln0d3pd"))
(file-name (string-append name "-" version "-checkout"))))
(build-system cmake-build-system)
(arguments
`(#:tests? #f ;; No tests
;; glslang tries to set CMAKE_INSTALL_PREFIX manually. Remove the
;; offending line.
#:phases (modify-phases %standard-phases
(add-after 'patch-source-shebangs 'fix-cmakelists
(lambda _
(substitute* "CMakeLists.txt"
(("set.*CMAKE_INSTALL_PREFIX.*") ""))
#t)))))
(native-inputs `(("bison" ,bison)
("pkg-config" ,pkg-config)))
(home-page "https://github.com/KhronosGroup/glslang")
(synopsis "OpenGL and OpenGL ES shader front end and validator")
(description
"Glslang is the official reference compiler front end for the
OpenGL@tie{}ES and OpenGL shading languages. It implements a strict
interpretation of the specifications for these languages.")
;; Modified BSD license. See "copyright" section of
;; https://www.khronos.org/opengles/sdk/tools/Reference-Compiler/
(license (list license:bsd-3
;; include/SPIRV/{bitutils,hex_float}.h are Apache 2.0.
license:asl2.0)))))
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