GL_EXT_gpu_shader4 is only exposed as present when you load a shader with the appropriate shader model to apply the limit to GL_EXT_gpu_shader4 Otherwise it will show GL_EXT_gpu_shader5 …

Dec 14, 2009 · Name EXT_gpu_shader4 Name Strings GL_EXT_gpu_shader4 Contact Barthold Lichtenbelt, NVIDIA (blichtenbelt 'at' nvidia.com) Pat Brown, NVIDIA (pbrown 'at' nvidia.com) Status …

Dec 7, 2017 · Apart from changing your computer / GPU, I see two options: 1) use software rendering by Mesa: Mesa has a software renderer that would offload all openGL calls to be processed by the …

Jul 19, 2022 · First hit of google gives me this page: ubuntu - vtk error: extension `GL_EXT_gpu_shader4' unsupported in fragment shader - Stack Overflow but I don’t see how I could …

May 31, 2013 · 7 If you want to enable GPU_shader4, then yes, that line will do it. However, you shouldn't be enabling EXT_gpu_shader4 at all. OpenGL 3.0 already incorporates all of this extension …

Feb 16, 2016 · vtkOSOpenGLRenderWindow (0x2e3a3d0): GL version 2.1 with the gpu_shader4 extension is not supported by your graphics driver but is required for the new OpenGL rendering …

The OpenGL Registry contains specifications of the core API and shading language; specifications of Khronos- and vendor-approved OpenGL extensions; header files corresponding to the specifications; …

This page lists the OpenGL extensions specifications that NVIDIA supports.

It needs to be done before creating the GL context, so the same place as gtk_gl_area_set_allowed_apis should work. Try running Dune 3D with the GDK_DEBUG=opengl environment variable set and …

Apr 16, 2018 · GL_NV means that only NVIDIA hardware will implement this extension. GL_APPLE means that this extension will only be found on implementations that are on Macintoshes. And so …