Search found 163 matches

by simon
Tue Sep 20, 2016 6:47 pm
Forum: Dragon General
Topic: mad hatter strikes back
Replies: 3
Views: 2177

Re: mad hatter strikes back

Cheers Bosco... note that theres NOT a single sample in sight here... so UTZ done well with the inherent sawtooth (nature of the player).... whole player is less than 256 bytes... (closer to 128 actually)... the rest is patterns/pattern pointers have an XM converter for it too... so you can just coo...
by simon
Sat Sep 17, 2016 8:22 pm
Forum: Dragon General
Topic: mad hatter strikes back
Replies: 3
Views: 2177

mad hatter strikes back

on my ongoing quest for more and more, i cooked a 4 voice player that leaves you like 50% free cpu power

music by utz - player be me...

no samples here... just sawtooth derived waves by the player...


http://www.roust-it.dk/coco/choon.mp3


/Simon :ugeek:
by simon
Sun May 08, 2016 2:19 pm
Forum: Dragon General
Topic: Project 2
Replies: 56
Views: 80276

Re: Project 2

bosco m8 !

brilliant just brilliant !!!

shout if you need anything

/Simon :-)
by simon
Thu Mar 10, 2016 6:18 pm
Forum: Dragon General
Topic: the woes of SG24
Replies: 2
Views: 1780

the woes of SG24

ok guys... this is sg24.... (conversion routine done by my good friend Chris Martin from the coco crowd)..... you can take a 256 * 192 BMP file and it will be converted to an sg24 image..... *this* version is using 2 bitmaps and being flickered at 30FPS (code by me as Chris is not versed in .asm)......
by simon
Mon Dec 21, 2015 11:38 pm
Forum: Dragon General
Topic: Searching for more Colours
Replies: 20
Views: 13657

Re: Searching for more Colours

@stew....

we are interested in fooling the TV / CRT /LCD

/Simon :-)
by simon
Mon Dec 21, 2015 5:14 pm
Forum: Dragon General
Topic: Searching for more Colours
Replies: 20
Views: 13657

Re: Searching for more Colours

BTW, we almost forgot the predivtive color model for you.... (thanks to Hugo Dufort for cooking this one)

Image

more files forthcoming including conversion routines for images

/Simon :-)
by simon
Mon Dec 21, 2015 1:39 pm
Forum: Dragon General
Topic: Searching for more Colours
Replies: 20
Views: 13657

Re: Searching for more Colours

the d64 is a bit of a funny one....

only 262 hsyncs despite being PAL.....

/Simon :-)
by simon
Mon Dec 21, 2015 1:26 pm
Forum: Dragon General
Topic: Searching for more Colours
Replies: 20
Views: 13657

Re: Searching for more Colours

well @sixxie.... after pressing reset numerous times, i haven't seen much difference on either my TV or my old c64 monitor, but i totally hear what you are saying there.... the same problem as the NTSC artifacts, but i will have to press reset a few more times to see if this stays consistent /Simon ...
by simon
Mon Dec 21, 2015 12:33 pm
Forum: Dragon General
Topic: Searching for more Colours
Replies: 20
Views: 13657

Re: Searching for more Colours

That's some great work guys! I have to say that I wouldn't have expected a difference between say red/blue and blue/red mixing. This suggests that the chroma phase difference between lines differs significantly from 180 degrees. (Error in the Dragon PAL circuit?) It would be interesting to see how ...
by simon
Mon Dec 21, 2015 10:28 am
Forum: Dragon General
Topic: Searching for more Colours
Replies: 20
Views: 13657

Re: Searching for more Colours

It was a pleasure working with you on this one Pere !

When you realized it was gonna work, then we got down to the *nitty gritty* and discussed timing, luma etc etc.

Hopefully we will be able to release some image conversion software very shortly

/Simon :ugeek: