Re: correction about "V3D seems to runs on software on master!"

Solved. Mesa want to load vc4 instead of v3d..then fallback to soft render.
You should add the preference depending on the hardware (rpi3 or rpi4) if
its possible! Thanks!

El mar., 10 sept. 2019 0:16, PI LAB <[email protected]> escribió:

> I add virgl...but it happens the same without it.
>
>  Configuration summary:
>
>         prefix:          /home/pi/mesa
>         includedir:      include
>
>         OpenGL:          yes (ES1: yes ES2: yes)
>         OSMesa:          no
>
>         DRI platform:    drm
>         DRI drivers:     no
>         DRI driver dir:  /home/pi/mesa/dri
>
>         GLX:             DRI-based
>
>         EGL:             yes
>         EGL drivers:     builtin:egl_dri2 builtin:egl_dri3
>         GBM:             yes
>         EGL/Vulkan/VL platforms:   x11 drm surfaceless
>
>         Vulkan drivers:  no
>
>         llvm:            no
>
>         Gallium drivers: vc4 v3d kmsro virgl
>         Gallium st:      mesa
>         HUD lmsensors:   no
>
>         Shared-glapi:    yes
>
>
> my preinstalled mesa on clean raspbian 32 bit :
>
> pi@raspberrypi:~ $ glxinfo -B
> name of display: :0.0
> display: :0  screen: 0
> direct rendering: Yes
> Extended renderer info (GLX_MESA_query_renderer):
>     Vendor: Broadcom (0x14e4)
>     Device: V3D 4.2 (0xffffffff)
>     Version: 19.1.0
>     Accelerated: yes
>     Video memory: 3906MB
>     Unified memory: yes
>     Preferred profile: compat (0x2)
>     Max core profile version: 0.0
>     Max compat profile version: 2.1
>     Max GLES1 profile version: 1.1
>     Max GLES[23] profile version: 3.0
> OpenGL vendor string: Broadcom
> OpenGL renderer string: V3D 4.2
> OpenGL version string: 2.1 Mesa 19.1.0-devel
> OpenGL shading language version string: 1.20
>
> OpenGL ES profile version string: OpenGL ES 3.0 Mesa 19.1.0-devel
> OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.00
>
>
> after compiled master mesa:
>
> pi@raspberrypi:~ $  LD_LIBRARY_PATH=/home/pi/mesa/lib
> LIBGL_DRIVERS_PATH=/home/pi/mesa/lib/dri/ glxinfo -B
> name of display: :0.0
> libGL error: MESA-LOADER: failed to open vc4 (search paths
> /home/pi/mesa/lib/dri/)
> libGL error: failed to load driver: vc4
> libGL error: MESA-LOADER: failed to open vc4 (search paths
> /home/pi/mesa/lib/dri/)
> libGL error: failed to load driver: vc4
> libGL error: MESA-LOADER: failed to open swrast (search paths
> /home/pi/mesa/lib/dri/)
> libGL error: failed to load driver: swrast
> X Error of failed request:  GLXBadContext
>   Major opcode of failed request:  152 (GLX)
>   Minor opcode of failed request:  6 (X_GLXIsDirect)
>   Serial number of failed request:  60
>   Current serial number in output stream:  59
>
>

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