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borobiffa
Joined: 26 Jul 2006 Posts: 5 Location: Leeds
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Posted: Sun Jul 30, 2006 5:51 pm Post subject: Java or OPL (or C++)? |
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Hi,
just wondered about what people thought about which language is the best one to use just to get up and running and get some simple apps and games written?
Although I don't do any programming at work anymore, I'm keen to restart programming my Psion, as its home computing and programming that got me into IT in the first place (anyone else remember typing in programs from the listing magazines for the ZX Spectrum?) and I'd like to get back a bit of that excitement and satisfaction.
I'd like to programme using my psion (a 7book), rather than an emulator - which is pushing me towards OPL?
What does everyone think?
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shane
Joined: 18 Feb 2006 Posts: 18
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Posted: Sun Jul 30, 2006 7:16 pm Post subject: |
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Hey borobiffa, & welcome to the club. A lot of us here can identify with you, having had the same experience!
<P>Personally, I'm on for opl - you can get small reliable aps up and running in no time, and launch them from Macro5 or whatever. Very handy for small calculations & simulations. These days, widespread distribution is perhaps sadly unlikely, so it'll be mostly for your own amusement - although if you develop anything really cool, I'd love to hear
<P>Cheers,
<P>-Shane |
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borobiffa
Joined: 26 Jul 2006 Posts: 5 Location: Leeds
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Posted: Mon Jul 31, 2006 7:29 pm Post subject: |
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Cheers Shane. I think it might be a while before I do anything that I could even consider calling cool... but we'll see  |
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Vor
Joined: 01 Sep 2005 Posts: 19 Location: Madrid, Spain
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Posted: Tue Aug 01, 2006 2:18 pm Post subject: programming on the psion |
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Hello.
I usually don't post too much, but I program on my psion 5mx pro very often. I like to know that there are more people programming on his psion.
I make my programs in opl. But i'm learning epoc c++ too. Now, i'm able to program opx, and compile them directly on my psion, using the epocemx environment... It's very satisfiying to needing the PC, and getting the energy only from a pair of rechargeable batteries .
One opx i'm developing is a wrapper of the RTimer class, for requesting timers of 1/64 second from opl, instead of the 1/10 seconds, using IOC. I'll use it for a midi music program I've started.
But the program I'm involved in right now is a very specific one. What it does is to analyze the EPOC C++ documentation html pages, cleaning it and convert them into a single html page, for printing. Once is finished, i'll adapt it to support options (change or not table definitions, delete or not horizontal bars, etc..) and I also make it able to convert other things (the symbian support forums local-copied with wget, will be the next), and even process generic html pages.
The part of C++ documentation It's nearly done. The opx I use are in this program cdescriptor.opx, cfile.opx and ce32base.opx (from Keith Walker's Copx suite), aldurdlg and ndirnav.
Other programs todo in my list are:
- A music program that makes harmony questions for training. (the interesting thing is that it has not a database of the questions, but builds them from som basic harmonics rules.
- A program to print fretboards and tablatures on a Extech MSTIV infrared thermal miniprinter that I bought on ebay. It talks to the printer directly. but when I finish the MSTIV drivers for epoc (another thing i've on the todo list), maybe I'll make the program more generic, and support other printers...
I need to make a webpage for putting all of this, but... my brother hasn't finished yet a program for making webpages from the psion so..
maybe we can exchange ideas, or whatever.
regards to all of you,
José Luis Cruz |
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Jonas
Joined: 13 Jul 2005 Posts: 95 Location: Gemany
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Posted: Tue Aug 01, 2006 4:09 pm Post subject: |
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Wow, very interesting, most of it the MIDI-Player.
Well, I am still waiting for a movie player, but this will never go beyond a dream.
Glad to hear that new software is still coming  |
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Vor
Joined: 01 Sep 2005 Posts: 19 Location: Madrid, Spain
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Posted: Tue Aug 01, 2006 4:41 pm Post subject: |
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Well... in fact I wont do a midi-player, What happens is that with the psion 3, you could get 1 millsecond timer resolution. But with epoc32 you can get only 15mseconds minimum (15625 msec = 1/64 sec) Because is configured that way... No matters the 5mx is much faster than the series 3...
The only midi player I know (psmidi) uses several tricks, hogging the processor for getting the right timers.. And is very limited. But what I want to do (and I'm doing) is connecting the psion to a MIDI device, to play notes and chords for ear-training, and to play simple accompaniements that's all.
Laurie Biddulf (see this page: http://www.elby-designs.com/midi-interfaces/midi-ife/midi-ife.htm sells midi interfaces that works on psions.... |
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