<div dir="ltr"><div><div><div>Thanks! After doing what you mentioned, everything worked.<br><br></div>However, in order to make vtk-7.0-OpenGL2 to work, I had to set the environment variable MESA_GL_OVERRIDE_VERSION 3.2 because the output of "pure" glxinfo is:<br><br></div><font face="monospace,monospace">[edsonc@mesa-tests]:~>glxinfo | grep -i opengl<br> OpenGL vendor string: VMware, Inc.<br> OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 3.8, 128 bits)<br> OpenGL version string: 3.0 Mesa 11.2.2 (git-)<br> OpenGL shading language version string: 1.30<br> OpenGL extensions:<br><br><br></font></div><div><span style="font-family:arial,helvetica,sans-serif">As OpenGL version string is 3.0, my vtk-7.0-OpenGL2 crashes with 'gp4_shaders' instructions. That's fixed with the environment variable shown above. Is this ok? Should that variable be set?<br><br></span></div><div><span style="font-family:arial,helvetica,sans-serif">And last but not least, does mesa-11.2.2 have the OpenSWR driver? I'm asking in order to have only one libGL.so with swrast driver and swr_avx2 driver and switch in between them if cpu has this avx support, or is not possible? Should I have 2 libGL.so?<br><br></span></div><div><span style="font-family:arial,helvetica,sans-serif">Thanks again for all your support and time.<br><br></span></div><div><span style="font-family:arial,helvetica,sans-serif">Regards,<br></span></div><div><font face="monospace,monospace"><span style="font-family:arial,helvetica,sans-serif">Edson</span><br></font></div><font face="monospace,monospace"></font></div><div class="gmail_extra"><br><div class="gmail_quote">2016-06-29 15:11 GMT-04:00 Chuck Atkins <span dir="ltr"><<a href="mailto:chuck.atkins@kitware.com" target="_blank">chuck.atkins@kitware.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">This same configuration will work on EL7 too if you want to try to make sure they both get built the same way.<span class="HOEnZb"><font color="#888888"><br></font></span></div><div class="gmail_extra"><span class="HOEnZb"><font color="#888888"><br clear="all"><div><div data-smartmail="gmail_signature"><div dir="ltr">- Chuck<br></div></div></div></font></span><div><div class="h5">
<br><div class="gmail_quote">On Wed, Jun 29, 2016 at 3:10 PM, Chuck Atkins <span dir="ltr"><<a href="mailto:chuck.atkins@kitware.com" target="_blank">chuck.atkins@kitware.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>I almost forgot about this issue! Your libGL is the result of conflicting options for competing Xlib GLX implementations. I actually fixed this in upstream and configure options for glx are a bit more sane now in the upcoming 12.0 release. Basically try some different configure options followed by a bit of surgery after the installation (note that these are the configure options we use with Mesa):<br><br><span style="font-family:monospace,monospace">./configure \<br> --enable-opengl --disable-gles1 --disable-gles2 \<br> --disable-va --disable-gbm --disable-xvmc --disable-vdpau \<br> --enable-shared-glapi \<br> --disable-texture-float \<br> --disable-dri --with-dri-drivers= \<br> --enable-gallium-llvm --disable-llvm-shared-libs \<br> --with-gallium-drivers=swrast \<br> --disable-egl --disable-gbm --with-egl-platforms= \<br> --disable-gallium-osmesa --enable-glx --enable-xlib-glx \<br></span><span style="font-family:monospace,monospace"><span style="font-family:monospace,monospace"> --with-llvm-prefix=${BASELIBS_PREFIX}/llvm-3.8</span> \</span><br><span style="font-family:monospace,monospace"><span style="font-family:monospace,monospace"> --prefix=${BASELIBS_PREFIX}/mesa-11.2-glx<br><br></span></span></div><span style="font-family:monospace,monospace"><span style="font-family:monospace,monospace">make -jwhatever install<br><br></span></span><div>What you'll end up with in the install directory is a bit of a mess though. If you look in there, you'll see both libGL.so.1.5.0 and libGL.so.1.6.0 with associated symlinks mixed for both. Delete the libGL.so.1 symlink and the libGL.so.1.6.0 library and then re-create the symlink for libGL.so.1 -> libGL.so.1.5.0. The resulting install tree after all this should give you a working libGL.so that correctly sees llvmpipe. All this is fixed in upstream now, see:<br><br><a href="https://bugs.freedesktop.org/show_bug.cgi?id=94086" target="_blank">https://bugs.freedesktop.org/show_bug.cgi?id=94086</a><br></div><div>and<br><a href="https://cgit.freedesktop.org/mesa/mesa/commit/?id=a92910ae37878b441ecb1c488f0a40d80a48f6fe" target="_blank">https://cgit.freedesktop.org/mesa/mesa/commit/?id=a92910ae37878b441ecb1c488f0a40d80a48f6fe</a><br><br></div><div>12.0 you can just give --enable-glx and the correct backend will be chosen but for the current release you still have to get your hands a bit dirty.<span><font color="#888888"><br></font></span></div><span><font color="#888888"><div><br></div></font></span></div><div class="gmail_extra"><span><font color="#888888"><br clear="all"><div><div data-smartmail="gmail_signature"><div dir="ltr">- Chuck<br></div></div></div></font></span><div><div>
<br><div class="gmail_quote">On Wed, Jun 29, 2016 at 12:41 PM, Edson Contreras Cárdenas <span dir="ltr"><<a href="mailto:edrecon@gmail.com" target="_blank">edrecon@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>Hi Chuck, thanks for your quick response. I'm sending you the output of configure and glxinfo. And yes, it is similiar.<br><br><span style="font-family:monospace,monospace">BASELIBS_PREFIX="/remote/sharedLibs"<br></span><span style="font-family:monospace,monospace"><span style="font-family:monospace,monospace">PKG_CONFIG_PATH=${BASELIBS_PREFIX}/libxcb/lib/pkgconfig:${BASELIBS_PREFIX}/libdrm/lib/pkgconfig:${BASELIBS_PREFIX}/libxshmfence/lib/pkgconfig:${BASELIBS_PREFIX}/libva/lib/pkgconfig</span><br><br>[edsonc@mesa-tests]:/remote/sharedLibsSrc/mesa11.2-build>../mesa-11.2.2/configure \<br> --prefix=${BASELIBS_PREFIX}/mesa-11.2-glx \<br> --with-llvm-prefix=${BASELIBS_PREFIX}/llvm-3.8 \<span><br> --with-gnu-ld \<br> --enable-gallium-llvm=yes \<br> --enable-sysfs \<br> --enable-xlib-glx \<br> --enable-glx \<br> --enable-texture-float \<br> --disable-dri \<br> --disable-dri3 \<br> --disable-egl \<br></span> --disable-llvm-shared-libs \<br> --with-gallium-drivers="swrast"<br><br></span></div><span style="font-family:arial,helvetica,sans-serif">Output is:</span><span style="font-family:monospace,monospace"><br><br> prefix: /remote/sharedLibs/mesa-11.2-glx<span><br> exec_prefix: ${prefix}<br> libdir: ${exec_prefix}/lib<br> includedir: ${prefix}/include<br><br> OpenGL: yes (ES1: yes ES2: yes)<br><br> OSMesa: no<br><br> GLX: Xlib-based<br><br> EGL: no<br><br> llvm: yes<br></span> llvm-config: /remote/sharedLibs/llvm-3.8/bin/llvm-config<span><br> llvm-version: 3.8.0<br><br> Gallium drivers: swrast<br> Gallium st: mesa<br><br> Shader cache: yes<br></span> With SHA1 from: libgcrypt<span><br><br> Shared libs: yes<br> Static libs: no<br> Shared-glapi: yes<br><br> CFLAGS: -g -O2 -Wall -std=c99 -Werror=implicit-function-declaration -Werror=missing-prototypes -fno-strict-aliasing -fno-math-errno -fno-trapping-math -fno-builtin-memcmp<br> CXXFLAGS: -g -O2 -Wall -fno-strict-aliasing -fno-builtin-memcmp<br></span> Macros: -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D_GNU_SOURCE -DUSE_SSE41 -DNDEBUG -DTEXTURE_FLOAT_ENABLED -DUSE_X86_64_ASM -DHAVE_XLOCALE_H -DHAVE_SYS_SYSCTL_H -DHAVE_STRTOF -DHAVE_MKOSTEMP -DHAVE_DLOPEN -DHAVE_POSIX_MEMALIGN -DHAVE_LIBDRM -DHAVE_SHA1 -DHAVE_SYSFS -DUSE_XSHM -DMESA_EGL_NO_X11_HEADERS -DHAVE_LLVM=0x0308 -DMESA_LLVM_VERSION_PATCH=0<br><br> LLVM_CFLAGS: -I/remote/sharedLibs/llvm-3.8/include -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS<br> LLVM_CXXFLAGS: -I/remote/sharedLibs/llvm-3.8/include -W -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -Wno-long-long -Wno-maybe-uninitialized -Wdelete-non-virtual-dtor -Wno-comment -std=c++11 -fno-rtti -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS<br> LLVM_CPPFLAGS: -I/remote/sharedLibs/llvm-3.8/include -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS<br> LLVM_LDFLAGS: -L/remote/sharedLibs/llvm-3.8/lib <br><span><br> PYTHON2: python2<br><br> Run 'make' to build Mesa<br><br></span></span></div><span style="font-family:arial,helvetica,sans-serif">Then</span>, after a 'gmake -j20' and a 'gmake install' the output of the glxinfo is:<br><br></div><span style="font-family:monospace,monospace">[edsonc@mesa-tests]:~>setenv LD_LIBRARY_PATH /remote/sharedLibs/mesa-11.2.2-glx/lib:$LD_LIBRARY_PATH<br></span><br><span style="font-family:monospace,monospace"><span style="font-family:monospace,monospace">[edsonc@mesa-tests]:~></span>ldd /usr/bin/glxinfo<br> linux-vdso.so.1 => (0x00007fffc5bff000)<br> libGLU.so.1 => /usr/lib64/libGLU.so.1 (0x00002ad1e0157000)<br> libGL.so.1 => /remote/sharedLibs/mesa-11.2.2-glx/lib/libGL.so.1 (0x00002ad1e03d7000)<br> libm.so.6 => /lib64/libm.so.6 (0x00002ad1e0a4f000)<br> libX11.so.6 => /usr/lib64/libX11.so.6 (0x00002ad1e0cd3000)<br> libXext.so.6 => /usr/lib64/libXext.so.6 (0x00002ad1e1011000)<br> libc.so.6 => /lib64/libc.so.6 (0x00002ad1e1223000)<br> libstdc++.so.6 => /remote/baseLibs/libstdc++.so.6 (0x00002ad1e15b7000)<br> libgcc_s.so.1 => /remote/baseLibs/libgcc_s.so.1 (0x00002ad1e1932000)<br> libgcrypt.so.11 => /lib64/libgcrypt.so.11 (0x00002ad1e1b48000)<br> libglapi.so.0 => /remote/sharedLibs/mesa-11.2-glx/lib/libglapi.so.0 (0x00002ad1e1dbe000)<br> libxcb.so.1 => /remote/sharedLibs/libxcb/lib/libxcb.so.1 (0x00002ad1e2024000)<br> libXau.so.6 => /usr/lib64/libXau.so.6 (0x00002ad1e2249000)<br> libXdmcp.so.6 => /usr/lib64/libXdmcp.so.6 (0x00002ad1e244d000)<br> libpthread.so.0 => /lib64/libpthread.so.0 (0x00002ad1e2652000)<br> libdl.so.2 => /lib64/libdl.so.2 (0x00002ad1e286f000)<br> /lib64/ld-linux-x86-64.so.2 (0x00002ad1dff35000)<br> libgpg-error.so.0 => /lib64/libgpg-error.so.0 (0x00002ad1e2a74000)<br><br>[edsonc@mesa-tests]:~>glxinfo | grep -i "opengl"<br></span><div><div><span style="font-family:monospace,monospace">OpenGL vendor string: Brian Paul<br>OpenGL renderer string: Mesa X11<br>OpenGL version string: 2.1 Mesa 11.2.2 (git-)<br>OpenGL shading language version string: 1.20<br>OpenGL extensions:<br><br></span></div><div><span style="font-family:monospace,monospace">And that's it :-).<br><br></span></div><div><span style="font-family:monospace,monospace">[Note: It's great having support from kitware, because my intention is to have vtk-7.0 running with OpenGL2. Currently I've managed to build it in a RHEL7.1 image only because there I build mesa using scons and the libudev is high enough. For the time being I have 2 binaries: 1 with OpenGL1 in RHEL6.6 and other with OpenGL2 in RHEL7.1. The idea is just to have one with OpenGL2]<br><br></span></div><div><span style="font-family:monospace,monospace">Thanks!<br><br></span></div><div><span style="font-family:monospace,monospace">Regards,<br></span></div><div><span style="font-family:monospace,monospace">Edson <br></span></div></div></div><div class="gmail_extra"><div><div><br><div class="gmail_quote">2016-06-29 11:50 GMT-04:00 Chuck Atkins <span dir="ltr"><<a href="mailto:chuck.atkins@kitware.com" target="_blank">chuck.atkins@kitware.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>What's the output of your configure look like? Using almost the same configuration on CentOS 6.7 with GCC 5.2 from the SCL, except all system dev-packages instead my own versions (sans llvm of course) I get the following output:<br><br><span style="font-family:monospace,monospace">[chuck@wopr mesa-11.2.2]$ ./configure --with-llvm-prefix=${HOME}/Code/LLVM/llvm-3.8.0.inst --with-gnu-ld --enable-gallium-llvm=yes --enable-sysfs --enable-xlib-glx --enable-glx --enable-texture-float --disable-dri --disable-dri3 --disable-egl --disable-llvm-shared-libs --with-gallium-drivers=swrast<br>...<br>config.status: executing libtool commands<br><br> prefix: /usr/local<br> exec_prefix: ${prefix}<br> libdir: ${exec_prefix}/lib<br> includedir: ${prefix}/include<br><br> OpenGL: yes (ES1: yes ES2: yes)<br><br> OSMesa: no<br><br> GLX: Xlib-based<br><br> EGL: no<br><br> llvm: yes<br> llvm-config: /home/chuck/Code/LLVM/llvm-3.8.0.inst/bin/llvm-config<br> llvm-version: 3.8.0<br><br> Gallium drivers: swrast<br> Gallium st: mesa<br><br> Shader cache: yes<br> With SHA1 from: libcrypto<br><br> Shared libs: yes<br> Static libs: no<br> Shared-glapi: yes<br><br> CFLAGS: -g -O2 -Wall -std=c99 -Werror=implicit-function-declaration -Werror=missing-prototypes -fno-strict-aliasing -fno-math-errno -fno-trapping-math -fno-builtin-memcmp<br> CXXFLAGS: -g -O2 -Wall -fno-strict-aliasing -fno-builtin-memcmp<br> Macros: -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D_GNU_SOURCE -DUSE_SSE41 -DNDEBUG -DTEXTURE_FLOAT_ENABLED -DUSE_X86_64_ASM -DHAVE_XLOCALE_H -DHAVE_SYS_SYSCTL_H -DHAVE_STRTOF -DHAVE_MKOSTEMP -DHAVE_DLOPEN -DHAVE_POSIX_MEMALIGN -DHAVE_SHA1 -DHAVE_SYSFS -DUSE_XSHM -DMESA_EGL_NO_X11_HEADERS -DHAVE_LLVM=0x0308 -DMESA_LLVM_VERSION_PATCH=0<br><br> LLVM_CFLAGS: -I/home/chuck/Code/LLVM/llvm-3.8.0.inst/include -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS<br> LLVM_CXXFLAGS: -I/home/chuck/Code/LLVM/llvm-3.8.0.inst/include -W -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -Wno-long-long -Wno-maybe-uninitialized -Wdelete-non-virtual-dtor -Wno-comment -std=c++11 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS<br> LLVM_CPPFLAGS: -I/home/chuck/Code/LLVM/llvm-3.8.0.inst/include -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS<br> LLVM_LDFLAGS: -L/home/chuck/Code/LLVM/llvm-3.8.0.inst/lib <br><br> PYTHON2: python2<br><br> Run 'make' to build Mesa<br><br>[chuck@wopr mesa-11.2.2]$</span><br><br></div>Your resulting configure output should be similar.<br></div><div class="gmail_extra"><br clear="all"><div><div data-smartmail="gmail_signature"><div dir="ltr">- Chuck<br></div></div></div>
<br><div class="gmail_quote"><div><div>On Wed, Jun 29, 2016 at 8:01 AM, Edson Contreras Cárdenas <span dir="ltr"><<a href="mailto:edrecon@gmail.com" target="_blank">edrecon@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr"><div><div><p dir="ltr">Hello everyone,</p>
<p dir="ltr">Sorry for bothering you all, but I cannot get the gallium llvmpipe driver working, and I need some help.</p>
<p dir="ltr">My environment is:<br>
RHEL6.6<br>
gcc-5.2 (system)<br>
libudev < 151 (system, I cannot upgrade kernel)</p>
<p dir="ltr">llvm-3.8 (from source)<br>
libva-1.7.1 (from source)<br>
libxshmfence-latest (from source)<br>
libxcb-latest (from source)<br>
libdrm-latest (from source)</p>
<p dir="ltr">I have all my libs installed in a non-standard path:</p>
<p dir="ltr">MYLIBS_PREFIX=/remote/sharedLibs</p>
<p dir="ltr">And my configure script looks like:</p>
<p dir="ltr">../mesa-11.2.2/configure \<br>
PKG_CONFIG_PATH=${MYLIBS_PREFIX}/libxcb/lib/pkgconfig:${MYLIBS_PREFIX}/libdrm/lib/pkgconfig:${MYLIBS_PREFIX}/libxshmfence/lib/pkgconfig:${MYLIBS_PREFIX}/libva/lib/pkgconfig \<br>
—prefix=${MYLIBS_PREFIX}/mesa-11.2-llvmpipe \<br>
—with-llvm-prefix=${MYLIBS_PREFIX}/llvm-3.8 \<br>
—with-gnu-ld \<br>
—enable-gallium-llvm=yes \<br>
—enable-sysfs \<br>
—enable-xlib-glx \<br>
—enable-glx \<br>
—enable-texture-float \<br>
—disable-dri \<br>
—disable-dri3 \<br>
—disable-egl \<br>
—disable-llvm-shared-libs \<br>
—with-gallium-drivers=swrast</p>
<p dir="ltr">The thing is that I have a valid libGL.so after building,
but doesn't have support for OpenGL 3.2. In addition to that, if I run
"glxinfo | grep OpenGL" it does not mention Gallium llvmpipe driver
anywhere (however it does mention mesa 11.2) and glxgears runs smoothly.</p>
<p dir="ltr">Finally, if I try 'scons', it fails due to lack of udev >= 151.</p>
<p dir="ltr">Could you please help me to provide to scons the flag
--enable-sysfs, or, help me to configure 'configure flags' in order to
have llvmpipe driver running?</p>
Thank you very much in advance.<br clear="all"><br></div>Regards,<br></div>Edson<br></div>
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</blockquote></div><br><br clear="all"><br></div></div><span><font color="#888888">-- <br><div data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div>Atte.<br>
Edson René Contreras Cárdenas<br>
Ingeniero Civil Electrónico<br></div>
TCAD R&D Software Engineer II<br></div>Synopsys Chile<br></div></div></div></div>
</font></span></div>
</blockquote></div><br></div></div></div>
</blockquote></div><br></div></div></div>
</blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div>Atte.<br>
Edson René Contreras Cárdenas<br>
Ingeniero Civil Electrónico<br></div>
TCAD R&D Software Engineer II<br></div>Synopsys Chile<br></div></div></div></div>
</div>