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Death of the Computer Science DepartmentRead this article on the death of the computer science department in universities by Neil McBride from De Montfort. It makes very interesting (and wo…
... the amount of data being stored. In order to access any random ... . The larger be area, the longer it takes in the worst case ... -
Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …
... help page for the Variable Lister should emphasise that ... keep their position in the variables area so define the ... variables also. A simple variable can be promoted to ... variable. Numeric array elements when assigned to keep their position in the area ... -
PZX file format draft[QUOTE=Andrew Barker;186084]To this date, there is no rival format for TZX, despite people saying they can do better. Well the challenge is on, prov…
... QUOTE=Kio;190435]-1- text strings: explicitely disallow control codes.[/QUOTE]< ... that they should not be stored in there, but that's about ... can take this for granted in their implementation? (I would ... pzx format only for reading in my emulator as creating DATA ... -
To Mr J Cauldwell.Hi Jonathan, Could you please post your recipe for Beans on Toast? Regards, Shaun.
... 's been reading the scrolltext in Quantum Gardening.
There ... as it's stored in the dummy screen area it's obliterated as ... -
To Mr J Cauldwell.Hi Jonathan, Could you please post your recipe for Beans on Toast? Regards, Shaun.
... 's been reading the scrolltext in Quantum Gardening.
There ... as it's stored in the dummy screen area it's obliterated as ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... 2-byte variable called "scroll_buffer" whose value will be stored at 49152 ... "ld hl,(_scroll_buffer)". If, in C, you stored a value to "scroll_buffer ... the last locally declared variable is stored).
In z88dk function parameters ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... each upper range value stored in the selected amp[] array ... be returned is in the for-loop variable "i".
...
So that's it in ... printed are specified in order in the following parameters ... to modify a random variable to take on a ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... almost equal stature to built in variable types such as "int" ... memory address where p is stored is given, as usual, ... [/code]
In the above the variable "p" refers to a ... list and have instead "TERRAIN_PLAIN" stored in the "terrain" member. This ... -
Collision detectionI understand the basic methods for testing for collisions but I have question about the trickier situation of testing for when shots hit the backgrou…
... of sprites as they are stored in memory rather than from the ... rendered to screen and attribute area, etc)
2) Use trivial ... ), then do a pixel compare in the same way you would ... to write the above code in a few hours. The end ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... of all 20 mountains are stored in the mountain array (from " ... array to use is selected in the variable "ebc" for other plot ... size of the crystite deposit stored in the plot's "struct plot ... horizontally. We use the global variable "g_uchar0" to count the plots ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... the mountain distribution is stored in the "struct mtn g_mountains ... three mountains. So a variable (rather unintuitively) called "j ... /> We use the global variable "g_uchar0" to hold the size ... code for crystite placement in diagonally connected and vertical/ ... -
Found a few things out in the last couple of weeks :)Q. Who funded Hitler ? Now you bound to say, he did it all on his own ! Alas wrong. Q2. Who prints out money ? (now this i would love to know, i kn…
... collapse". Firefighters and press in the area were told to "get ... the PBS documentary America Rebuilds. In the film Silverstein says: ... collapse." After getting caught in his Freudian slip, Silverstein ... the Enron investigation were stored there as well. -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... and check the owner as stored in each plot's "struct plot ... The sole reason for this variable's existence is the "loss ... sprite on screen. The "state" variable keeps track of which way ... actually created them (creating a variable means allocating memory space for ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... byte addresses "struct player *" stored in the "g_sortedPlayers[4]" array are ... player number plus 1 in the global variable "g_uchar0". We also ... the player's plots in another global variable "g_pvoid0" (again, ... " is used in C to denote a variable of type we ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... ]
The code in events.c (specifically function "e_PlayerEvent ... each of these functions is stored in the "void *playerEventsFunc[]" ... help a little later in implementing the player restrictions ... at by the global variable "g_textBuffer". Some spaces ... -
DEF FN DirectivesI am looking at using some machine code functions from the DK Graphics Pack. They are machine code but they are called via Basic with the function de…
... look at address stored in the DEFADD (23563) system variable which points to ... the DEF FN function in use.
stored as an address of a ... parameters into the DEFADD system variable, then call the code. ... -
DEF FN DirectivesI am looking at using some machine code functions from the DK Graphics Pack. They are machine code but they are called via Basic with the function de…
... get copied to somewhere in memory by BASIC and DEFADD ... memory.
What is stored in the memory is as follows ... variable name, in this case $41 ("A"), "nn..." is the number stored in ... /> "v2" is the next variable name, followed by the "$" character ... -
splib2 from ROMI'm trying to generate IF2 ROM games for ZX Spectrum 16K using z88dk + splib2. So far I've managed to create a new crt0 file and to generate valid RO…
... /> Creates a global byte variable locally inside the function to ... br /> ; Stores border colour in variable SPBorderClr.
; In hi-res mode, the ... single byte "SPBorderClr" variable to your DEFVARS structure.< ... the entire screen (or area of the screen that ... -
another c64 vs. Speccy site...[url]http://c64vsspectrum.com/[/url] 25 years and we are still brawling.. ;)
... are required to be stored in memory all the while they ... or 64K machine may, in a theoretical example, need ... on a wireframe object in realtime to make it ... why the vector routines in demos move so much ... is moving a larger screen area (40 bytes across compared ... -
Dangerous Z80 Assembly CommandHave been reading Toni Bakers' "Mastering MC On Ya Speccy" book and came across the list of Z80 commands in the dictionary section. Page 102 "[b]IM…
... to run my interrupt handler in the page begining at $BF00 ... /> My interrupt handler simply pages in Bank 0, executes the chip ... bank Back in (the previous page is always stored in system variable at $5b5c ... doing things, but it works in this unusual case.
< ... -
Packing numbers in as least memory as possibleI am writing some code for drawing vector lines etc. on the screen. These need to be stored in memory and I want to pack them in a smaller area as po…
... be stored in memory and I want to pack them in a smaller area ... silly, but could this be stored in one byte instead of two ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... delayed.
In the meantime, in order to keep things ... animation and those frames are stored in order one after the ... " address as graphic pointer. In the "sp1_MoveSpr*()" calls we select ... This little aggravation causes text strings to be a lot longer ... -
Spectrum more loved than C64It just occurred to me that the Spectrum must be more loved than the C64 these days. After all, it has been more than a year since an update was made…
... the tiles is not stored in the screen area but somewhere else and ... many C64 games, when loaded in a C64 emulator show a ... corruption (presumably using the screen area as temporary storage for unpacking ... need to flip one bit in the VIC-II registers to ... -
Spectrum more loved than C64It just occurred to me that the Spectrum must be more loved than the C64 these days. After all, it has been more than a year since an update was made…
... the tiles is not stored in the screen area but somewhere else and ... need to flip one bit in the VIC-II registers to ... /> Hey, look at you coming in here with your interesting insight ... -
A BASIC compiler projectHi, I started my own BASIC compiler for the ZX Spectrum (and Z80 machines) 3 months ago. It's still in ALPHA stage (when it is mature, I will write …
... size blocks with C strings implemented in procrustean manner so ... memory usage pattern in Basic is different -- strings are regularly ... and reassigned with new strings of very different lengths. ... variable changes. But you're saying you also handle strings in ... -
A BASIC compiler projectHi, I started my own BASIC compiler for the ZX Spectrum (and Z80 machines) 3 months ago. It's still in ALPHA stage (when it is mature, I will write …
... fixed-size blocks with C strings implemented in procrustean manner so reallocation ... memory usage pattern in Basic is different -- strings are regularly tossed away ... each variable changes. But you're saying you also handle strings in a ... -
BASIC error messagesDoes anyone know what all the numbers mean after the various error messages in Sinclair BASIC? Does anyone know how to instigate each error type?
Because those text strings don't have their addresses stored in the error message table ;) -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... store m/c or BASIC in this area of memory.
If ... ). The 3K expansion I include in my emulator (the non-expansion ... . (in terms of total number of bits that can be stored).
i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
... with Peter and the gang in 77 onwards, when they ... trashed whilst it was being stored in the crypt, some of ... song " Elvis is dead " in my memory Smeggy and the ... all came from the same area, so does anyone know ... from his Majesty`s pleasure in August 77 and at ...
