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Search: Posts Made By: deimos
Forum: support.Hardware 10 August 2019, 17:39
Replies: 47
Views: 800
Posted By deimos
+1 for the tip about polymer cement.

+1 for the tip about polymer cement.
Forum: Coders. General 08 August 2019, 13:37
Replies: 23
Views: 3,515
Posted By deimos
So, still build a queue, but add a macro at...

So, still build a queue, but add a macro at strategic places to test whether the blitter is available and process the head of the queue if it is?
Forum: MarketPlace 11 June 2019, 23:41
Replies: 15
Views: 486
Posted By deimos
I get that, plus I know that ABS is slightly...

I get that, plus I know that ABS is slightly transparent, giving a subtlety that paint will never match, but the paint that I got, produced by experts using the latest, regularly calibrated,...
Forum: MarketPlace 11 June 2019, 23:14
Replies: 15
Views: 486
Posted By deimos
I’ve been down the route of trying to match the...

I’ve been down the route of trying to match the colour - multiple attempts to get the right colour from a company specialising in custom colour plastic paint and multiple emails where they first told...
Forum: MarketPlace 11 June 2019, 22:23
Replies: 15
Views: 486
Posted By deimos
The best way to colour match with 3D printing is...

The best way to colour match with 3D printing is to grind up a spare of the thing you’re trying to match and make your own filament with something like a filastruder.
Forum: Coders. C/C++ 10 June 2019, 15:30
Replies: 34
Views: 1,983
Posted By deimos
Do any of the “native” Amiga C compilers such as...

Do any of the “native” Amiga C compilers such as SAS/C support C99?
Forum: Coders. C/C++ 09 June 2019, 17:00
Replies: 34
Views: 1,983
Posted By deimos
I don’t get why you feel the need to run real...

I don’t get why you feel the need to run real hardware to do this.

I do think that learning C on the Amiga is a good idea, and maybe a bit of assembly to really cement how things really work, but...
Forum: Coders. Asm / Hardware 11 May 2019, 15:37
Replies: 50
Views: 3,297
Posted By deimos
My recommendation would be to spend some time...

My recommendation would be to spend some time with a good disassembler. Find a bit of code to analyse that's big enough to be interesting and start adding labels and comments until you end up with a...
Forum: Coders. Asm / Hardware 16 February 2019, 10:28
Replies: 306
Views: 33,667
Posted By deimos
What would someone need if they wanted to compile...

What would someone need if they wanted to compile and run this themselves?
Forum: Coders. General 23 January 2019, 21:15
Replies: 133
Views: 14,801
Posted By deimos
Thanks for the encouragement. I’ve been working...

Thanks for the encouragement. I’ve been working on how to draw the ground detail, focusing on how to define coastlines, urban areas, etc., at different detail levels but without having to calculate...
Forum: Coders. General 17 January 2019, 15:42
Replies: 18
Views: 1,358
Posted By deimos
I've been trying to import the OSM data locally...

I've been trying to import the OSM data locally so that I can run my own tileserver here and use mapnik or other tools to generate the vector maps, but that import has been running for three days so...
Forum: Coders. General 16 January 2019, 19:54
Replies: 18
Views: 1,358
Posted By deimos
But which? And how?

But which? And how?
Forum: Coders. General 16 January 2019, 19:52
Replies: 18
Views: 1,358
Posted By deimos
That is neat. But it's not general enough for me.

That is neat. But it's not general enough for me.
Forum: Coders. General 16 January 2019, 17:05
Replies: 18
Views: 1,358
Posted By deimos
Things fall apart when I try to simplify the...

Things fall apart when I try to simplify the polygons in mapshaper - it seems to be limited to simplifying layers individually, so areas on different layers generally won't line up after...
Forum: Coders. General 16 January 2019, 14:53
Replies: 18
Views: 1,358
Posted By deimos
Terrain height and non-square tiles are probably...

Terrain height and non-square tiles are probably too hard at the moment, mostly because I want to get through this phase of the project quickly using things I can find around the house and script...
Forum: Coders. General 15 January 2019, 20:05
Replies: 18
Views: 1,358
Posted By deimos
I'll be representing cities as a few major roads,...

I'll be representing cities as a few major roads, rivers and a large grey area as you say, but with a handful of buildings as well. It will never be possible to make London look realistic to a local,...
Forum: Coders. General 09 January 2019, 12:39
Replies: 18
Views: 1,358
Posted By deimos
My goal would be to display as much scenery...

My goal would be to display as much scenery detail as possible within the frame rate that the player finds acceptable, covering an area of, say, 500 km radius centred around London, so that's most of...
Forum: Coders. General 08 January 2019, 13:42
Replies: 18
Views: 1,358
Posted By deimos
I want a realistic result (for 1985 technology),...

I want a realistic result (for 1985 technology), so I'm looking at stuff like this:

https://github.com/systemed/tilemaker

Followed by something like this:

...
Forum: Coders. General 07 January 2019, 10:54
Replies: 18
Views: 1,358
Posted By deimos
3D games - drawing the landscape

I'm trying to write a 3D game (which I've talked about here before, http://eab.abime.net/showthread.php?t=93740&page=7) - I thought I'd start a new thread as I have more general questions not so...
Forum: Coders. General 27 December 2018, 13:22
Replies: 133
Views: 14,801
Posted By deimos
Something like this: static void...

Something like this:


static void drawGround(struct RastPort * rastPort, const Camera * camera) {
WORD poly[5][2];

LONG a = ((Entity *) camera)->transformation.rotation.value[1][0];
...
Forum: Coders. General 26 December 2018, 17:59
Replies: 133
Views: 14,801
Posted By deimos
This is what I'm currently thinking and will try...

This is what I'm currently thinking and will try and code up tomorrow unless there's a better answer out there:

The screen is a polygon, a rectangle from xmin, ymin to xmax, ymax and is located at...
Forum: Coders. General 26 December 2018, 14:58
Replies: 133
Views: 14,801
Posted By deimos
I've been working on this a bit more (see...

I've been working on this a bit more (see attached image), and I'm having a hard time trying to correctly draw the horizon / sky and ground, and can't find any help online.

At the moment I'm...
Forum: Nostalgia & memories 20 December 2018, 21:44
Replies: 44
Views: 3,802
Posted By deimos
Got myself an Amiga 1000, 1081 monitor and 1010...

Got myself an Amiga 1000, 1081 monitor and 1010 disk drive. Had one back in the day which I wish I had never sold, but this is good too.

Have written some of the code that I just wasn’t good...
Forum: Coders. General 03 December 2018, 21:36
Replies: 133
Views: 14,801
Posted By deimos
Thank you, it wasn’t easy to create as I need to...

Thank you, it wasn’t easy to create as I need to know which polygon is which so that I can draw them in order, I couldn’t get good results with the data imported directly from Blender and had to do a...
Forum: Coders. General 02 December 2018, 22:47
Replies: 133
Views: 14,801
Posted By deimos
I've spent the last few weeks experimenting with...

I've spent the last few weeks experimenting with hidden surface removal algorithms, with a few detours around importing / converting .obj files. I've attached a couple of images of what it currently...
Forum: Coders. C/C++ 16 October 2018, 22:10
Replies: 12
Views: 1,643
Posted By deimos
I reckon Phx is right. Errors about things being...

I reckon Phx is right. Errors about things being redefined are due to incorrect ordering of the includes. At least in my experience.
Forum: Coders. C/C++ 16 October 2018, 20:45
Replies: 12
Views: 1,643
Posted By deimos
I’m sure I’ve used enums with vbcc. Maybe it’s...

I’m sure I’ve used enums with vbcc. Maybe it’s the typedef that’s the problem. What happens if you give the enum a name (after the enum keyword) and then change the prototypes to refer to enum...
Forum: Coders. General 15 October 2018, 12:29
Replies: 5
Views: 845
Posted By deimos
Everything you've said in your original post...

Everything you've said in your original post sounds correct by my understanding. The transformations are in three phases, model-to-world, world-to-camera and the perspective transform. 3x3 matrices...
Forum: Coders. General 14 October 2018, 22:04
Replies: 5
Views: 845
Posted By deimos
The two ways I’ve done back face culling are: ...

The two ways I’ve done back face culling are:

1: precalculate a unit normal for each face which gets rotated and translated with the model, then look at the sign of the Z component to determine...
Forum: Hardware mods 13 October 2018, 16:38
Replies: 8
Views: 1,065
Posted By deimos
I know that many of the open source projects...

I know that many of the open source projects incorrectly use milliseconds instead of microseconds for the amount of time to hold the KDAT line low for when acknowledging a keystroke. This causes a...
Forum: Coders. General 08 October 2018, 17:55
Replies: 8
Views: 815
Posted By deimos
I'd love to see a separate tool next to uaedbg...

I'd love to see a separate tool next to uaedbg that runs an Amiga executable in a similar way, but on exit outputs a CSV that could be interpreted by tools on the Window's side, or just viewed by...
Forum: Coders. General 08 October 2018, 16:42
Replies: 8
Views: 815
Posted By deimos
That's an interesting idea. The code I'm working...

That's an interesting idea. The code I'm working on isn't very Amiga-specific, if I took out the code to set up the display and just reserved some pretend bitmap memory then maybe I could use a tool...
Forum: Coders. General 08 October 2018, 16:20
Replies: 8
Views: 815
Posted By deimos
I'd really like to get more detail than that...

I'd really like to get more detail than that would allow, and I'd really like it to be more automatic, so I can compare at both a high and low level how my two implementations behave.
Forum: Coders. General 08 October 2018, 16:13
Replies: 8
Views: 815
Posted By deimos
Thanks, I've googled that and found it on...

Thanks, I've googled that and found it on SourceForge. "can be used with all Amiga development languages that support the standard AmigaDOS symbol hunk format", so it sounds like I could probably use...
Forum: Coders. General 08 October 2018, 14:37
Replies: 8
Views: 815
Posted By deimos
Profiling code under WinUAE?

Is there any clever way to profile the 68K code I'm running under WinUAE?

I've written several different implementations of the stuff I'm working on, and the version that I think should be fastest...
Forum: Coders. C/C++ 07 October 2018, 15:07
Replies: 5
Views: 1,157
Posted By deimos
What happens if you try to open a normal file...

What happens if you try to open a normal file rather than CON:?
Forum: Coders. General 05 October 2018, 14:32
Replies: 3
Views: 731
Posted By deimos
Ok, you've told me what I needed to hear, and it...

Ok, you've told me what I needed to hear, and it seems by following that approach I've already isolated it to one routine.

Thanks.

Edit:

Yup, I just needed to increase the space I'd reserved...
Forum: Coders. General 05 October 2018, 13:51
Replies: 3
Views: 731
Posted By deimos
Debugging a guru

I've got a bit of assembly code that appears to work, until the program is about to exit, at which point I get get a:

Software Failure. Press left mouse button to continue.
Error: 8100 0005 ...
Forum: Hardware mods 03 October 2018, 17:00
Replies: 8
Views: 1,065
Posted By deimos
A Teensy per Pi maybe? Connect them together and...

A Teensy per Pi maybe? Connect them together and have the software decide whether to send the HID events to the connected computer or to the other Teensy?
Forum: Hardware mods 03 October 2018, 14:41
Replies: 8
Views: 1,065
Posted By deimos
There are also lots of open source projects based...

There are also lots of open source projects based around arduino boards that will so this. I built one using a Teensy 2.0 to convert a 1000 keyboard to USB.

The most likely issue I can think of is...
Showing results 1 to 40 of 134

 
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