<div dir="auto">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!</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">El mar., 10 sept. 2019 0:16, PI LAB <<a href="mailto:salva.liebana@gmail.com">salva.liebana@gmail.com</a>> escribió:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="m_808419462862151879gmail-gs" style="margin:0px;padding:0px 0px 20px;width:1502px;font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:medium"><div class="m_808419462862151879gmail-"><div id="m_808419462862151879gmail-:27p" class="m_808419462862151879gmail-ii m_808419462862151879gmail-gt" style="font-size:0.875rem;direction:ltr;margin:8px 0px 0px;padding:0px"><div id="m_808419462862151879gmail-:27o" class="m_808419462862151879gmail-a3s m_808419462862151879gmail-aXjCH" style="overflow:hidden;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:small;line-height:1.5;font-family:Arial,Helvetica,sans-serif"><div dir="ltr"><table class="m_808419462862151879gmail-m_607541006618890570gmail-cf m_808419462862151879gmail-m_607541006618890570gmail-gJ" cellpadding="0"><tbody><tr class="m_808419462862151879gmail-m_607541006618890570gmail-acZ m_808419462862151879gmail-m_607541006618890570gmail-xD"></tr></tbody></table><table class="m_808419462862151879gmail-m_607541006618890570gmail-cf m_808419462862151879gmail-m_607541006618890570gmail-gJ" cellpadding="0"><tbody><tr class="m_808419462862151879gmail-m_607541006618890570gmail-acZ m_808419462862151879gmail-m_607541006618890570gmail-xD"><td colspan="3"><table class="m_808419462862151879gmail-m_607541006618890570gmail-cf m_808419462862151879gmail-m_607541006618890570gmail-adz" cellpadding="0"><tbody><tr><td class="m_808419462862151879gmail-m_607541006618890570gmail-ady">I add virgl...but it happens the same without it. <br><br> Configuration summary:<br> <br> prefix: /home/pi/mesa<br> includedir: include<br> <br> OpenGL: yes (ES1: yes ES2: yes)<br> OSMesa: no<br> <br> DRI platform: drm<br> DRI drivers: no<br> DRI driver dir: /home/pi/mesa/dri<br> <br> GLX: DRI-based<br> <br> EGL: yes<br> EGL drivers: builtin:egl_dri2 builtin:egl_dri3<br> GBM: yes<br> EGL/Vulkan/VL platforms: x11 drm surfaceless<br> <br> Vulkan drivers: no<br> <br> llvm: no<br> <br> Gallium drivers: vc4 v3d kmsro virgl<br> Gallium st: mesa<br> HUD lmsensors: no<br> <br> Shared-glapi: yes<br><br><br>my preinstalled mesa on clean raspbian 32 bit :<br><br>pi@raspberrypi:~ $ glxinfo -B<br>name of display: :0.0<br>display: :0 screen: 0<br>direct rendering: Yes<br>Extended renderer info (GLX_MESA_query_renderer):<br> Vendor: Broadcom (0x14e4)<br> Device: V3D 4.2 (0xffffffff)<br> Version: 19.1.0<br> Accelerated: yes<br> Video memory: 3906MB<br> Unified memory: yes<br> Preferred profile: compat (0x2)<br> Max core profile version: 0.0<br> Max compat profile version: 2.1<br> Max GLES1 profile version: 1.1<br> Max GLES[23] profile version: 3.0<br>OpenGL vendor string: Broadcom<br>OpenGL renderer string: V3D 4.2<br>OpenGL version string: 2.1 Mesa 19.1.0-devel<br>OpenGL shading language version string: 1.20<br><br>OpenGL ES profile version string: OpenGL ES 3.0 Mesa 19.1.0-devel<br>OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.00<br><br><br>after compiled master mesa: <br><br>pi@raspberrypi:~ $ LD_LIBRARY_PATH=/home/pi/mesa/lib LIBGL_DRIVERS_PATH=/home/pi/mesa/lib/dri/ glxinfo -B<br>name of display: :0.0<br>libGL error: MESA-LOADER: failed to open vc4 (search paths /home/pi/mesa/lib/dri/)<br>libGL error: failed to load driver: vc4<br>libGL error: MESA-LOADER: failed to open vc4 (search paths /home/pi/mesa/lib/dri/)<br>libGL error: failed to load driver: vc4<br>libGL error: MESA-LOADER: failed to open swrast (search paths /home/pi/mesa/lib/dri/)<br>libGL error: failed to load driver: swrast<br>X Error of failed request: GLXBadContext<br> Major opcode of failed request: 152 (GLX)<br> Minor opcode of failed request: 6 (X_GLXIsDirect)<br> Serial number of failed request: 60<br> Current serial number in output stream: 59</td></tr></tbody></table></td></tr></tbody></table></div><div class="m_808419462862151879gmail-yj6qo"></div><div class="m_808419462862151879gmail-adL"></div></div></div><div class="m_808419462862151879gmail-hi" style="border-bottom-left-radius:1px;border-bottom-right-radius:1px;padding:0px;width:auto;background:rgb(242,242,242);margin:0px"></div></div></div><br class="m_808419462862151879gmail-Apple-interchange-newline"></div> </blockquote></div>