Hi Frederico, This indeed looks like a problem. I will create a patch for Qt tomorrow. (new functions that were introduced by the ANGLE update have to be added to the def file from 5.9).
Thanks for pointing that out and for the time spent on investigating the problem. Olli On 28/05/2019 15:24, Federico Buti wrote: > Hi all. > > Maybe I'm wrong - that's not exactly my cup of tea here - but I've > noticed something that feels off to me. > The def file > <https://code.qt.io/cgit/qt/qtbase.git/tree/src/3rdparty/angle/src/libGLESv2/libGLESv2_mingw32.def?h=5.9.8> > > included in Qt 5.9.x for the exported functions seems to correctly match > the undefined references that I reported in the original email. Things > like "glBindTexture@8" or "glDeleteTextures@8" are indeed there and > there is no undefined reference. Instead, the corresponding file > <https://code.qt.io/cgit/qt/qtbase.git/tree/src/3rdparty/angle/src/libGLESv2/libGLESv2d_mingw32.def?h=5.12.3> > > in Qt 5.12.x seems to export different names and it matches exactly the > non ming32 > <https://code.qt.io/cgit/qt/qtbase.git/tree/src/3rdparty/angle/src/libGLESv2/libGLESv2d.def?h=5.12.3> > one. > > Is that correct? > > Thanks, > F. > > > On Mon, 27 May 2019 at 17:12, Federico Buti <fed.b...@gmail.com > <mailto:fed.b...@gmail.com>> wrote: > > An update. > > We used chroot from Archlinux and repos which provides a patched > ANGLE, as seen here > > <https://github.com/edubart/archlibs/blob/master/mingw-w64/mingw-w64-angleproject/angleproject-fix-mingw-compatibility.patch#L51>, > and > it worked like a charm. We were able to compile qnanopainter and > deploy it via qtwindeploy to a Windows host. Not sure if this rings > some bells but just thought it was worth mentioning. > > Regards, > F. > > > On Mon, 27 May 2019 at 14:08, Federico Buti <fed.b...@gmail.com > <mailto:fed.b...@gmail.com>> wrote: > > Hi Vadim, > > Thanks for the reply. > No, quite sure we are not mixing packages in MXE. Compilation is > forced for 32 bit target only. On native Windows we are using > plain Qt 5.12.x from qt.io <http://qt.io> so there everything > should be correctly aligned too. > F. > > > On Mon, 27 May 2019 at 13:11, Vadim Peretokin > <vpereto...@gmail.com <mailto:vpereto...@gmail.com>> wrote: > > Are you mixing 64bit and 32bit libraries by accident during > linking? I had similar messages in that scenario. > > On Mon, May 27, 2019 at 12:57 PM Oliver Wolff > <oliver.wo...@qt.io <mailto:oliver.wo...@qt.io>> wrote: > > Hi Frederico, > > I am not aware of an issue with ANGLE when using MinGW. > Can you create a > bug report on http://bugreports.qt.io/ ,attach a minimal > example, and > assign it to me so that it does not get lost? > > Olli > > On 25/05/2019 17:47, Federico Buti wrote: > > Hi all. > > > > We are facing a quite strange behaviour with > qnanopainter > > <https://github.com/QUItCoding/qnanopainter>. > > Building/running the library and the examples works > smoothly on Qt 5.9.8 > > and no issue is found. I guess everything was fixed > there, see for > > instance here > > > > <https://github.com/QUItCoding/qnanopainter/issues/16#issue-235192684>. > > > > Building the code on 5.12.x results in a similar > linker issue as > > depicted in the last link. In particular we have a > series of undefined > > references as shown below: > > > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x12b): > > > undefined reference to `_imp__glDeleteTextures@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1b4): > > > undefined reference to `glDeleteShader@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1d5): > > > undefined reference to `glDeleteBuffers@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1e5): > > > undefined reference to `glDeleteShader@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1f5): > > > undefined reference to `glDeleteProgram@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x988): > > > undefined reference to `_imp__glBindTexture@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x9a0): > > > undefined reference to `_imp__glPixelStorei@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x9fc): > > > undefined reference to `_imp__glTexSubImage2D@36' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0xa43): > > > undefined reference to `_imp__glBindTexture@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1361): > > > undefined reference to `_imp__glDeleteTextures@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1388): > > > undefined reference to `_imp__glGetError@0' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1407): > > > undefined reference to `_imp__glGenTextures@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x143a): > > > undefined reference to `_imp__glBindTexture@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1442): > > > undefined reference to `_imp__glPixelStorei@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x14ae): > > > undefined reference to `_imp__glTexImage2D@36' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x14d7): > > > undefined reference to `_imp__glTexParameteri@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1638): > > > undefined reference to `_imp__glBindTexture@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x16b9): > > > undefined reference to `glGenerateMipmap@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x16fa): > > > undefined reference to `_imp__glTexImage2D@36' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x171a): > > > undefined reference to `_imp__glTexParameteri@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x17e0): > > > undefined reference to `glUniform4fv@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1828): > > > undefined reference to `_imp__glBindTexture@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x185f): > > > undefined reference to `_imp__glBindTexture@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x18bb): > > > undefined reference to `glGetProgramInfoLog@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x192e): > > > undefined reference to `glGetShaderInfoLog@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x19c9): > > > undefined reference to `glCreateProgram@0' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x19d7): > > > undefined reference to `glCreateShader@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x19e8): > > > undefined reference to `glCreateShader@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1a19): > > > undefined reference to `glShaderSource@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1a44): > > > undefined reference to `glShaderSource@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1a4f): > > > undefined reference to `glCompileShader@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1a6a): > > > undefined reference to `glGetShaderiv@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1a94): > > > undefined reference to `glCompileShader@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1aaf): > > > undefined reference to `glGetShaderiv@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1adb): > > > undefined reference to `glAttachShader@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1aea): > > > undefined reference to `glAttachShader@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1b05): > > > undefined reference to `glBindAttribLocation@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1b20): > > > undefined reference to `glBindAttribLocation@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1b2b): > > > undefined reference to `glLinkProgram@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1b46): > > > undefined reference to `glGetProgramiv@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1bd9): > > > undefined reference to `glGetUniformLocation@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1bf1): > > > undefined reference to `glGetUniformLocation@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1c09): > > > undefined reference to `glGetUniformLocation@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1c22): > > > undefined reference to `glGenBuffers@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1c38): > > > undefined reference to `_imp__glFinish@0' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1d14): > > > undefined reference to `_imp__glStencilFunc@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1d5f): > > > undefined reference to `glUseProgram@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1d64): > > > undefined reference to `_imp__glEnable@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1d86): > > > undefined reference to `_imp__glCullFace@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1d96): > > > undefined reference to `_imp__glFrontFace@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1da7): > > > undefined reference to `_imp__glDisable@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1dca): > > > undefined reference to `_imp__glColorMask@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1df7): > > > undefined reference to `_imp__glStencilMask@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1e0c): > > > undefined reference to `_imp__glStencilOp@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1e4c): > > > undefined reference to `_imp__glStencilFunc@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1e5b): > > > undefined reference to `glActiveTexture@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1e60): > > > undefined reference to `_imp__glBindTexture@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1edf): > > > undefined reference to `glBindBuffer@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1f07): > > > undefined reference to `glBufferData@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1f16): > > > undefined reference to `glEnableVertexAttribArray@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1f25): > > > undefined reference to `glEnableVertexAttribArray@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1f5c): > > > undefined reference to `glVertexAttribPointer@24' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1f93): > > > undefined reference to `glVertexAttribPointer@24' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1fa9): > > > undefined reference to `glUniform1i@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1fc6): > > > undefined reference to `glUniform4fv@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x1fce): > > > undefined reference to `_imp__glDrawArrays@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2085): > > > undefined reference to `glBlendFuncSeparate@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2141): > > > undefined reference to `glStencilOpSeparate@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2168): > > > undefined reference to `glStencilOpSeparate@16' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x217f): > > > undefined reference to `_imp__glDrawArrays@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2289): > > > undefined reference to `glDisableVertexAttribArray@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2298): > > > undefined reference to `glDisableVertexAttribArray@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x22bd): > > > undefined reference to `glBindBuffer@8' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x22cc): > > > undefined reference to `glUseProgram@4' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2374): > > > undefined reference to `_imp__glDrawArrays@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x249e): > > > undefined reference to `_imp__glDrawArrays@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2532): > > > undefined reference to `_imp__glDrawArrays@12' > > > > libqnanopainter.a(qnanobackendgles2.cpp.o):qnanobackendgles2.cpp:(.text+0x2843): > > > undefined reference to `_imp__glDrawArrays@12' > > > > When we substituted the "liblibGLESv2.a" from Qt 5.12 > with the one from > > 5.9 - just to do a wild test - compilation succeeded > but then we had a > > runtime failure which was totally expected. > > > > The very same series of undefined references are also > spotted while > > cross-compiling with MXE and a patched Qt version to > have dynamic > > selection of the GL backend. > > > > What is exactly happening here? How can we proceed? > What's the best way > > to use angle when cross-compiling Qt, e.g. with MXE? > > > > Thanks in advance, > > F. > > > > > > _______________________________________________ > > Interest mailing list > > Interest@qt-project.org <mailto:Interest@qt-project.org> > > https://lists.qt-project.org/listinfo/interest > > > _______________________________________________ > Interest mailing list > Interest@qt-project.org <mailto:Interest@qt-project.org> > https://lists.qt-project.org/listinfo/interest > > _______________________________________________ > Interest mailing list > Interest@qt-project.org <mailto:Interest@qt-project.org> > https://lists.qt-project.org/listinfo/interest > _______________________________________________ Interest mailing list Interest@qt-project.org https://lists.qt-project.org/listinfo/interest
