Search found 64 matches
- 23 Mar 2024, 11:22
- Forum: Hardware and software hacking
- Topic: New size coding contest "ZX Spectrum effect"
- Replies: 16
- Views: 469
Re: New size coding contest "ZX Spectrum effect"
This is my last word: _CPU v5.vcpu _VAR FC_Main #129 _RUN #141 ; FC_Main + 12 ; ----------------------- _VAR ScrAdr #129 _VAR ScrAdrH #130 _ORG FC_Main DC_W #$0800 ; load screen address before code _LAB #1 XORW ScrAdrH ANDI #1 ADDI #63 POKE ScrAdr INC ScrAdr ; start from here <--- _LAB #2 LD ScrAdr ...
- 21 Mar 2024, 19:57
- Forum: Hardware and software hacking
- Topic: New size coding contest "ZX Spectrum effect"
- Replies: 16
- Views: 469
Re: New size coding contest "ZX Spectrum effect"
\ Just to see how small it can be using only C and without crashing. Yoy gave me an intersting idea. All program is in User variables space _CPU v5.vcpu _VAR FC_Main #129 _RUN #131 ; FC_Main + 2 ; ----------------------- _VAR ScrAdr #129 _VAR ScrAdrH #130 _ORG FC_Main DC_W #$0800 ; set screen addres...
- 19 Mar 2024, 17:04
- Forum: Hardware and software hacking
- Topic: New size coding contest "ZX Spectrum effect"
- Replies: 16
- Views: 469
Re: New size coding contest "ZX Spectrum effect"
I disasembled Your program.
You and at67 used very smart trick: if color is biger that 63 then is black.
Congratulations!
You and at67 used very smart trick: if color is biger that 63 then is black.
Congratulations!
- 17 Mar 2024, 11:56
- Forum: Hardware and software hacking
- Topic: New size coding contest "ZX Spectrum effect"
- Replies: 16
- Views: 469
- 14 Mar 2024, 08:05
- Forum: Hardware and software hacking
- Topic: New size coding contest "ZX Spectrum effect"
- Replies: 16
- Views: 469
Re: New size coding contest "ZX Spectrum effect"
Hello :) You have to be careful when specifying rules and then saying all tricks allowed. Ah, You are right. About Your program, i can only say: You Win! This is my example: _CPU v5.vcpu _VAR FC_Main #$20A0 _RUN FC_Main ; ----------------------- _VAR ScrAdr #129 _VAR ScrAdrH #130 _ORG FC_Main _LAB #...
- 13 Mar 2024, 21:55
- Forum: Hardware and software hacking
- Topic: New size coding contest "ZX Spectrum effect"
- Replies: 16
- Views: 469
Re: New size coding contest "ZX Spectrum effect"
Hello
In Your code is little error.
In loops you must started from x=1 and y=1. Because you did [x-1][y-1].
And first index = x - 1 = -1. The same for y.
Okay, we have the first player, who next?
In Your code is little error.
In loops you must started from x=1 and y=1. Because you did [x-1][y-1].
And first index = x - 1 = -1. The same for y.
Okay, we have the first player, who next?
- 13 Mar 2024, 15:05
- Forum: Hardware and software hacking
- Topic: Time for a contest? Simplest maze-like printing..
- Replies: 21
- Views: 6537
Re: Time for a contest? Simplest maze-like printing..
Somethink like that
Only 160x120 pixels, and one tile is 1x1 pixel
Only 160x120 pixels, and one tile is 1x1 pixel
- 11 Mar 2024, 13:07
- Forum: Hardware and software hacking
- Topic: Time for a contest? Simplest maze-like printing..
- Replies: 21
- Views: 6537
Re: Time for a contest? Simplest chessboard printing..
I proposes a new competition. Very old, from ZX Spectum forum.
Goal: draw black and white 1x1 pixel chessboard on full screen.
Rules:
- must run on ROMv5+
- 32KB+ machines
- no SYS functions
- all tricks allowed
The winner is: shortest gt1 file.
Goal: draw black and white 1x1 pixel chessboard on full screen.
Rules:
- must run on ROMv5+
- 32KB+ machines
- no SYS functions
- all tricks allowed
The winner is: shortest gt1 file.
- 07 Mar 2024, 21:01
- Forum: Escape Meta Alt Control Shift
- Topic: Revision 2024
- Replies: 1
- Views: 108
- 24 Jan 2024, 02:16
- Forum: Hardware and software hacking
- Topic: ROM adventures (dev7rom)
- Replies: 32
- Views: 9436
Re: ROM adventures (dev7rom)
Then, wouldn't it be simpler to add independent RTI instruction in newer version of ROMs?
BTW: why doesn't exist DEC instruction? (x--)
BTW: why doesn't exist DEC instruction? (x--)