Another reference https://www.khronos.org/opengl/wiki/Programming_OpenGL_on_macOS
you can try edit the file shader.ijs in addons/demos/qtdemo around line 11 from minwh 300 300;cc g opengl flush; to minwh 300 300;cc g opengl version 4.1 flush; the version of GLSL is different from the version of OpenGL > On 24 Jan 2022, at 10:22 AM, Raul Miller <[email protected]> wrote: > > On Sun, Jan 23, 2022 at 9:14 PM Elijah Stone <[email protected]> wrote: >> On Sun, 23 Jan 2022, Raul Miller wrote: >>> But that demo does not work on my OSX (Mojave) machine (which has OpenGL >>> 1.2). For whatever reasons (possibly including availability of good >>> documentation), Apple has been slow to adopt newer versions of OpenGL >> >> Huh ... AFAIK apple stopped at opengl 4.2 or 4.3 or so which, while not >> great (I want dsa), is certainly passable; opengl 3.3 is a pretty decent >> baseline, and I think opengl 2 has a programmable pipeline already. > > When I run the shader demo, I get: > > GL_VERSION: 2.1 ATI-2.11.20 > GL_VENDOR: ATI Technologies Inc. > GL_RENDERER: AMD Radeon Pro 560 OpenGL Engine > GL_SHADING_LANGUAGE_VERSION: 1.20 > #version 120 > > I was referring to the value of GL_SHADING_LANGUAGE_VERSION. > > (This is with a current set of addons.) > > I do not know how that relates to the 4.1 mentioned in > https://support.apple.com/en-us/HT202823 > > FYI, > > -- > Raul > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
