Re: [Simh] Display using GPU shaders

2020-01-03 Thread Lars Brinkhoff
Paul Koning wrote: > For a portable windowing library that includes OpenGL support, check > out wxWidgets. That would be another depedency for SIMH, and I'm not sure Mark would like that. Maybe a standalone external program could be a solution. Somewhat like the frontpanel thingy. _

Re: [Simh] Display using GPU shaders

2020-01-03 Thread Paul Koning
> On Jan 3, 2020, at 2:13 AM, Lars Brinkhoff wrote: > >> As far as I understand, SDL2 has some kind of support for using >> shaders, so I believe there are no technical obstacles against adding >> my code to SIMH. > > Looking closer, I was wrong about this. SDL only handles some basics. > To

Re: [Simh] Display using GPU shaders

2020-01-02 Thread Lars Brinkhoff
> As far as I understand, SDL2 has some kind of support for using > shaders, so I believe there are no technical obstacles against adding > my code to SIMH. Looking closer, I was wrong about this. SDL only handles some basics. To use shaders, it's necessary to add direct calls to OpenGL (or on Wi

[Simh] Display using GPU shaders

2020-01-01 Thread Lars Brinkhoff
Hello, FYI, I'm working on a new CRT simulation. It's not specifically for SIMH, but that's one of the intended targets. Maybe it can become an update for the display code, or maybe an option. The main difference in implementation is that it runs mostly on the host GPU using shaders. As far as