Il 27/11/2010 23:40, Andy Pugh ha scritto: > On 26 November 2010 18:31, Spiderdab<[email protected]> wrote: > > >> would like to know if you think there's a possibility of adding a more >> flexible and 'live' control of acceleration ramps (i wish through g-code..). >> the point is the need of doing some movement with a fast acc/dec ramp, >> other with a slow one, into the same g-code program. >> > I am wondering if it makes sense to do what you are doing with G-code and > Axis? > > Perhaps the better solution would be a simpler front-end to a more > advanced back-end. > > You could define your own file format, of position, velocity and > accelleration data, and pass that direct to an interpreter. > G-code is actually a bit clunky for your application (it is actually > rather clunky for machining, it is so old). > > It would be almost trivial to do your stuff using a halrun script, > creating a set of stepgens and limit3 components, and then setting the > velocity, position and accelleration of each move. > "Almost" rather understates the pitfalls. > 1) I don't think passing values to stepgens in raw hal would queue moves > 2) I don't think you can use kinematics from HAL. > about 1) and 2)...if you don't think that, it is not so simple then to realize?! you're fascinating me with this, but it seems to me a real immense work!! isn't it? there are a lot of things that i would like in such a software, that emc2 doesn't have, but i was suggesting about acceleration only, because i think in some ways can be interesting also for other emc users. after that i can do great things for my objective with emc2, so i cannot do other than thanks emc devels to let me use it.
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