2 files changed, 226 insertions, 1 deletions

diff --git a/modules/ryan-packages/gl.scm b/modules/ryan-packages/gl.scm
new file mode 100644
index 0000000..dd1588a
--- /dev/null
+++ b/modules/ryan-packages/gl.scm
@@ -0,0 +1,224 @@
+(define-module (ryan-packages gl)
+               #:use-module ((guix licenses) #:prefix license:)
+               #:use-module (guix packages)
+               #:use-module (guix gexp)
+               #:use-module (guix utils)
+               #:use-module (ice-9 match)
+               #:use-module (gnu packages)
+               #:use-module (gnu packages gl))
+
+(define-public mesa-libglvnd
+  (package
+    (inherit mesa)
+    (inputs (modify-inputs (package-inputs mesa) (prepend libglvnd)))
+    (arguments
+     (list
+      #:configure-flags
+      #~(list
+         #$@(cond
+             ((or (target-aarch64?) (target-arm32?))
+              '("-Dgallium-drivers=etnaviv,freedreno,kmsro,lima,nouveau,\
+panfrost,r300,r600,svga,swrast,tegra,v3d,vc4,virgl,zink"))
+             ((or (target-ppc64le?) (target-ppc32?) (target-riscv64?))
+              '("-Dgallium-drivers=nouveau,r300,r600,radeonsi,svga,swrast,virgl,zink"))
+             (else
+              '("-Dgallium-drivers=crocus,iris,nouveau,r300,r600,radeonsi,\
+svga,swrast,virgl,zink")))
+         ;; Enable various optional features.  TODO: opencl requires libclc,
+         ;; omx requires libomxil-bellagio
+         "-Dplatforms=x11,wayland"
+         "-Dglx=dri"               ;Thread Local Storage, improves performance
+         ;; "-Dopencl=true"
+         ;; "-Domx=true"
+         "-Dosmesa=true"
+         "-Dgallium-xa=enabled"
+
+         ;; features required by wayland
+         "-Dgles2=enabled"
+         "-Dgbm=enabled"
+         "-Dshared-glapi=enabled"
+         "-Dglvnd=true"
+
+         ;; Explicitly enable Vulkan on some architectures.
+         #$@(cond
+             ((or (target-x86-32?) (target-x86-64?))
+              '("-Dvulkan-drivers=intel,intel_hasvk,amd,swrast"))
+             ((or (target-ppc64le?) (target-ppc32?))
+              '("-Dvulkan-drivers=amd,swrast"))
+             ((target-aarch64?)
+              '("-Dvulkan-drivers=freedreno,amd,broadcom,swrast"))
+             ((target-riscv64?)
+              '("-Dvulkan-drivers=amd,swrast"))
+             (else
+              '("-Dvulkan-drivers=auto")))
+
+         ;; Enable the Vulkan overlay layer on all architectures.
+         "-Dvulkan-layers=device-select,overlay"
+
+         ;; Enable all the codecs that were built by default as part of the
+         ;; 21.3.x releases to avoid functionality regressions.
+         "-Dvideo-codecs=all"
+
+         ;; Enable ZSTD compression for shader cache.
+         "-Dzstd=enabled"
+
+         ;; Also enable the tests.
+         "-Dbuild-tests=true"
+
+         "-Dllvm=enabled")              ; default is x86/x86_64 only
+
+       ;; XXX: 'debugoptimized' causes LTO link failures on some drivers.  The
+       ;; documentation recommends using 'release' for performance anyway.
+       #:build-type "release"
+
+       #:modules '((ice-9 match)
+                   (srfi srfi-1)
+                   (guix build utils)
+                   (guix build meson-build-system))
+       #:phases
+       #~(modify-phases %standard-phases
+         #$@(if (%current-target-system)
+              #~((add-after 'unpack 'fix-cross-compiling
+                   (lambda* (#:key native-inputs #:allow-other-keys)
+                     ;; When cross compiling, we use cmake to find llvm, not
+                     ;; llvm-config, because llvm-config cannot be executed
+                     ;; see https://github.com/llvm/llvm-project/issues/58984
+                     (substitute* "meson.build"
+                       (("method : host_machine\\.system.*")
+                        "method : 'cmake',\n"))
+                     (setenv "CMAKE"
+                             (search-input-file
+                              native-inputs "/bin/cmake")))))
+              #~())
+         (add-after 'unpack 'disable-failing-test
+           (lambda _
+             ;; Disable the intel vulkan (anv_state_pool) tests, as they may
+             ;; fail in a nondeterministic fashion (see:
+             ;; https://gitlab.freedesktop.org/mesa/mesa/-/issues/5446).
+             (substitute* "src/intel/vulkan/meson.build"
+               (("if with_tests")
+                "if false"))
+             #$@(match (%current-system)
+                 ("riscv64-linux"
+                  ;; According to the test logs the llvm JIT is not designed
+                  ;; for this architecture and the llvmpipe tests all segfault.
+                  ;; The same is true for mesa:gallium / osmesa-render.
+                  `((substitute* '("src/gallium/drivers/llvmpipe/meson.build"
+                                   "src/gallium/targets/osmesa/meson.build")
+                      (("if with_tests") "if false"))))
+                 ("powerpc64le-linux"
+                  ;; Disable some of the llvmpipe tests.
+                  `((substitute* "src/gallium/drivers/llvmpipe/lp_test_arit.c"
+                      (("0\\.5, ") ""))))
+                 ("powerpc-linux"
+                  ;; There are some tests which fail specifically on powerpc.
+                  `((substitute* '(;; LLVM ERROR: Relocation type not implemented yet!
+                                   "src/gallium/drivers/llvmpipe/meson.build"
+                                   "src/gallium/targets/osmesa/meson.build")
+                      (("if with_tests") "if not with_tests"))
+                    ;; This is probably a big-endian test failure.
+                    (substitute* "src/amd/common/meson.build"
+                      (("and not with_platform_windows")
+                       "and with_platform_windows"))))
+                 ("i686-linux"
+                  ;; This test is known to fail on i686 (see:
+                  ;; https://gitlab.freedesktop.org/mesa/mesa/-/issues/4091).
+                  `((substitute* "src/util/meson.build"
+                      ((".*'tests/u_debug_stack_test.cpp',.*") ""))))
+                 ("armhf-linux"
+                  ;; Disable some of the llvmpipe tests.
+                  `((substitute* "src/gallium/drivers/llvmpipe/meson.build"
+                      (("'lp_test_arit', ") ""))))
+                 (_
+                  '((display "No tests to disable on this architecture.\n"))))))
+         (add-before 'configure 'fix-dlopen-libnames
+           (lambda* (#:key inputs #:allow-other-keys)
+             (let ((out #$output))
+               ;; Remain agnostic to .so.X.Y.Z versions while doing
+               ;; the substitutions so we're future-safe.
+               (substitute* "src/glx/meson.build"
+                 (("-DGL_LIB_NAME=\"lib@0@\\.so\\.@1@\"")
+                  (string-append "-DGL_LIB_NAME=\"" out
+                                 "/lib/lib@0@.so.@1@\"")))
+               (substitute* "src/gbm/backends/dri/gbm_dri.c"
+                 (("\"libglapi\\.so")
+                  (string-append "\"" out "/lib/libglapi.so")))
+               (substitute* "src/gbm/main/backend.c"
+                 ;; No need to patch the gbm_gallium_drm.so reference;
+                 ;; it's never installed since Mesa removed its
+                 ;; egl_gallium support.
+                 (("\"gbm_dri\\.so")
+                  (string-append "\"" out "/lib/dri/gbm_dri.so")))
+               (substitute* "src/gallium/drivers/zink/zink_screen.c"
+                 (("util_dl_open\\(VK_LIBNAME\\)")
+                  (format #f "util_dl_open(\"~a\")"
+                          (search-input-file inputs
+                                             "lib/libvulkan.so.1")))))))
+         (add-after 'install 'split-outputs
+           (lambda _
+             (let ((out #$output)
+                   (bin #$output:bin))
+               ;; Not all architectures have the Vulkan overlay control script.
+               (mkdir-p (string-append out "/bin"))
+               (call-with-output-file (string-append out "/bin/.empty")
+                 (const #t))
+               (copy-recursively (string-append out "/bin")
+                                 (string-append bin "/bin"))
+               (delete-file-recursively (string-append out "/bin")))))
+         (add-after 'install 'symlinks-instead-of-hard-links
+           (lambda _
+             ;; All the drivers and gallium targets create hard links upon
+             ;; installation (search for "hardlink each megadriver instance"
+             ;; in the makefiles).  This is no good for us since we'd produce
+             ;; nars that contain several copies of these files.  Thus, turn
+             ;; them into symlinks, which saves ~124 MiB.
+             (let* ((out    #$output)
+                    (lib    (string-append out "/lib"))
+                    (files  (find-files lib
+                                        (lambda (file stat)
+                                          (and (string-contains file ".so")
+                                               (eq? 'regular
+                                                    (stat:type stat))))))
+                    (inodes (map (compose stat:ino stat) files)))
+               (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)))))
+         (add-after 'install 'set-layer-path-in-manifests
+           (lambda _
+             (let* ((out #$output)
+                    (implicit-path (string-append
+                                    out
+                                    "/share/vulkan/implicit_layer.d/"))
+                    (explicit-path (string-append
+                                    out
+                                    "/share/vulkan/explicit_layer.d/"))
+                    (fix-layer-path
+                     (lambda (layer-name)
+                       (let* ((explicit (string-append explicit-path layer-name ".json"))
+                              (implicit (string-append implicit-path layer-name ".json"))
+                              (manifest (if (file-exists? explicit)
+                                            explicit
+                                            implicit)))
+                         (substitute* manifest
+                           (((string-append "\"lib" layer-name ".so\""))
+                             (string-append "\"" out "/lib/lib" layer-name ".so\"")))))))
+               (for-each fix-layer-path '("VkLayer_MESA_device_select"
+                                          "VkLayer_MESA_overlay"))))))))))
+
+mesa-libglvnd
diff --git a/modules/ryan-packages/wm.scm b/modules/ryan-packages/wm.scm
index 6a90484..7db419a 100644
--- a/modules/ryan-packages/wm.scm
+++ b/modules/ryan-packages/wm.scm
@@ -24,6 +24,7 @@
                #:use-module (guix utils)
                #:use-module (rosenthal packages wm)
                #:use-module (ryan-packages gtk)
+               #:use-module (ryan-packages gl)
                #:use-module (gnu packages wm))
 
 (define-public swaylock-effects-new
@@ -122,7 +123,7 @@
               pango
               libxkbcommon
               hyprlang
-              mesa
+              mesa-libglvnd
               libdrm
               libglvnd
               wayland-protocols