···

       
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# shellcheck shell=bash

     

       
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2
       
 
       


     

       
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3
       
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# Mesa: force software rendering

     

       
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# https://docs.mesa3d.org/envvars.html

     

       
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export LIBGL_ALWAYS_SOFTWARE=true

     

       
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export LIBGL_DRIVERS_PATH=@mesa@/lib/dri

     

       
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7
       
 
       


     

       
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8
       
+
       
# GLX

     

       
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# glvnd just does dlopen("libGLX_%s.so"), so we have to resort to

     

       
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# LD_LIBRARY_PATH, which is bad but what can you do.

     

       
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# FIXME: maybe change glvnd to allow specifying this properly

     

       
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export LD_LIBRARY_PATH=@mesa@/lib:${LD_LIBRARY_PATH:-}

     

       
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export __GLX_VENDOR_LIBRARY_NAME=mesa

     

       
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14
       
+
       


     

       
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# EGL

     

       
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# https://github.com/NVIDIA/libglvnd/blob/master/src/EGL/icd_enumeration.md

     

       
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export __EGL_VENDOR_LIBRARY_FILENAMES=@mesa@/share/glvnd/egl_vendor.d/50_mesa.json

     

       
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# GBM

     

       
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export GBM_BACKENDS_PATH=@mesa@/lib/gbm

     

       
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export GBM_BACKEND=dri

     

       
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+
       


     

       
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# Vulkan

     

       
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# https://github.com/KhronosGroup/Vulkan-Loader/blob/main/docs/LoaderInterfaceArchitecture.md

     

       
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# glob because the filenames contain an architecture suffix

     

       
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# echo is needed to force-expand the glob