<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - glBlendFuncSeparatei (IrisPro with Mesa DRI / 3.0 Mesa 10.0.1)" href="https://bugs.freedesktop.org/show_bug.cgi?id=76978#c1">Comment # 1</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - glBlendFuncSeparatei (IrisPro with Mesa DRI / 3.0 Mesa 10.0.1)" href="https://bugs.freedesktop.org/show_bug.cgi?id=76978">bug 76978</a> from <a class="email" href="mailto:itoral@igalia.com" title="Iago Toral <itoral@igalia.com>"> Iago Toral</a> <pre>(In reply to <a href="show_bug.cgi?id=76978#c0">comment #0</a>) > Mesa reports availability of ARB_draw_buffers_blend but glBlendFuncSeparatei > fails with GL_INVALID_OPERATION. > > HW is BrixPro with i7-4770R with SteamOS (Mesa DRI / 3.0 Mesa 10.0.1). > > To reproduce bug: > > git clone git://github.com/bkaradzic/bx.git > git clone git://github.com/bkaradzic/bgfx.git > cd bgfx > ../bx/tools/linux/bin/premake4 --file=premake/premake4.lua --gcc=linux-gcc Should be: ../bx/tools/bin/linux/premake4 --file=premake/premake4.lua --gcc=linux-gcc > gmake > make -C .build/projects/gmake-linux config=debug64 example-19-oit > cd examples/runtime > ../../.build/linux64_gcc/bin/example-18-oitDebug > > Switch to MRT option, and you will get (MESA_DEBUG=verbose): > "Mesa: User error: GL_INVALID_OPERATION in unsupported function called > (unsupported extension or deprecated function?)" It looks like the i965 driver does not provide an implementation for ctx->Driver.BlendFuncSeparate. I am not sure what are the requirements for the Xserver to advertise the extension though.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>