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--- wiki:development:glx-xlib-workaround [2020/01/23 18:39]
uli42 [Debian Buster and Mesa 19.3.2]
+++ wiki:development:glx-xlib-workaround [2020/08/20 13:59]
uli42 [Mesa 19 and newer]
@@ Line 13: / Line 13: @@
 ==== Mesa 19 and newer ====
-Please note: the instructions below are valid for olter Mesa releases. In Mesa 19 //meson// is recommended for building. Please consult https://mesa3d.org/llvmpipe.html for a basic compilation instruction. Since those instructions will not work out of the box (Error: "gallium-xlib conflicts
+Please note: the instructions below are valid for older Mesa releases. In Mesa 19 //meson// is recommended for building. Please consult https://mesa3d.org/llvmpipe.html for a basic compilation instruction. Since those instructions will not work out of the box (Error: "gallium-xlib conflicts
 with any dri driver") as of Mesa 19.3.2 you need to call //meson// with some further parameters like this:
 <code>
@@ Line 93: / Line 93: @@
 ebuild "/usr/portage/media-libs/mesa/mesa-${mesa_version}.ebuild" clean
 </code>
+===== Matlab 2019b =====
+Compile like this:
+<code>
+meson -D glx=gallium-xlib -D gallium-drivers=swrast -D platforms=x11 -D dri3=false -D dri-drivers="" -D vulkan-drivers="" -D buildtype=release -D optimization=3 -Dprefix=/usr/local/mesa-20.1.0/
+</code>
+To make Matlab load the new driver modify Matlab's lib search path:
+cp $MATLAB_DIRECTORY/bin/.matlab7rc.sh ~
+Edit the file ~/.matlab7rc.sh, find the glnxa* section and add ''/usr/local/mesa-20.1.0/lib/x86_64-linux-gnu'' to LDPATH_PREFIX
+Add to your .profile: export MESA_GL_VERSION_OVERRIDE=3.0

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