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<1…11121314151617…34>
  • A thought about Top GunI've been playing a bit of Top Gun earlier, and I'm not convinced it should be classed as a vector 3D game, as I'm seeing really nothing that would m…

    ... ]I've been playing a bit of Top Gun earlier, and ... used before: I, Of The Mask is another, where it looks ... talked about I, Of The Mask before, and I`m sure ... memory, especially with the extra bit`s to the game apart ...
    CKay CKay July 2007 Games
  • A thought about Top GunI've been playing a bit of Top Gun earlier, and I'm not convinced it should be classed as a vector 3D game, as I'm seeing really nothing that would m…

    ... talked about I, Of The Mask before, and I`m sure ... memory, especially with the extra bit`s to the game apart ...
    The Starglider The Starglider July 2007 Games
  • How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…

    ... of would be to pre-calculate and store the address of ... stack-pointer, blank a 16-bit register, and then push that ...
    bobs bobs July 2007 Development
  • How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…

    ... of would be to pre-calculate and store the address of ... stack-pointer, blank a 16-bit register, and then push that ...
    Fikee Fikee July 2007 Development
  • Preferred way of determining Y co-ord in assembly?I know of 2 ways of calculating the y-cord of a pixel row for the speccy in assembly. One is to calculate the address by ways of shifting and masking…

    ... routines posted here I was bit embarassed to post mine. :oops ... row
    ld a,h ;Mask lower 3 bits of h ...
    Arjun Arjun July 2007 Development
  • 68000 programming.Anyone here know anything about this? My question is: how does the programmer know how long hisinstructions are? Do determine the operands to branch …

    ... overflowed, you'd need to mask and test for it explicitly ... , or forget about 12-bit masking and just shift all ...
    Laser Laser July 2007 Chit chat
  • 68000 programming.Anyone here know anything about this? My question is: how does the programmer know how long hisinstructions are? Do determine the operands to branch …

    ... overflowed, you'd need to mask and test for it explicitly ... , or forget about 12-bit masking and just shift all ...
    wilsonsamm wilsonsamm July 2007 Chit chat
  • Silent MoviesI was at a screening of Battleship Potemkin last night and Metropolis this afternoon (as part of Kilkenny Arts Week). Both movies featured a brand ne…

    ... that film, but the best bit was an amazing sequence near ... house stairs in a skull mask and red cape. It's ... there's this brillaint colour bit in the middle. Classic :)
    Spector Spector August 2007 Chit chat
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... unreponsive, due to the ear bit being flipped. Neither values 191 ... month, which is to mask off the "ear bit" before reading the ... correctly, independant of the "ear bit". And so the problem of ...
    Digital Prawn Digital Prawn August 2007 Development
  • Battle of Games 5!! :)Greetings ladies and gentlemen, and welcome to the Battle of Games 5! This time, we have sort of a Battle Royal of games with a twist: I will allow m…

    ... , masked initially by 0xff (the mask gets shifted right over time ... , masked initially by 0x1 (the mask gets shifted left over time ...

    The 'bigger' the mask (0xff) the less chance of ... any sense! Complicated a little bit 'cos it had to happen ...
    frobush frobush August 2007 Games
  • 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 shift the bit we want to bit 0, mask that off and ... all for this with appropriate bit shift.

    Next post ...
    Alcoholics Anonymous Alcoholics Anonymous August 2007 Development
  • 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…

    ... }

    // bit 1 = grey mountains
    // bit 2 = black mountains ... /> }
    }
    }

    // bit 3 = player exploit

    mask into buffer
    memopi(buff ...
    Alcoholics Anonymous Alcoholics Anonymous September 2007 Development
  • 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…

    ... [code]
    // bit 1 = grey mountains
    // bit 2 = black mountains ... /> [code]
    // bit 5 = set plot to player ... /> [code]
    // bit 7 = invalidate plot so that ... g_uchar1) | g_uchar0; // apply attribute mask and colour
    }
    ...
    Alcoholics Anonymous Alcoholics Anonymous September 2007 Development
  • 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…

    ... only graphics and no mask bytes in the ... colour so the next bit of code colours the ... struct sp1_cs" is the attribute mask (attr_mask) and attribute (attr ... background attribute ANDed with attribute mask ORed with attribute).
    bit 7 of "p-> ...
    Alcoholics Anonymous Alcoholics Anonymous September 2007 Development
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... be applied to g, to calculate it before the loop and ... game would run a little bit faster without calculating the coordinate ...
    Einar Saukas Einar Saukas September 2007 Development
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... be applied to g, to calculate it before the loop and ... game would run a little bit faster without calculating the coordinate ...
    Digital Prawn Digital Prawn September 2007 Development
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... be applied to g, to calculate it before the loop and ... game would run a little bit faster without calculating the coordinate ...
    Digital Prawn Digital Prawn September 2007 Development
  • 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…

    ... his turn in order to calculate when the "wumpus" will appear ... runs 8 times. Understanding this bit of code completely requires knowledge ...
    Alcoholics Anonymous Alcoholics Anonymous October 2007 Development
  • Digitized videos and sounds projectAfter starting this thread [url]http://www.worldofspectrum.org/forums/showthread.php?t=14420[/url] I decided to start converting parts of clips and…

    ... the need for resizing, changing bit depth, removing audio, etc. I ... compression) r Sprite (with optional mask). All you will need to ...
    LCD LCD October 2007 Sinclair Miscellaneous
  • Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…

    ... Bytefill ; wiggle around incoming pixel mask
    ret nc ; if ... /> .right
    bit 0,b ; if first pixel in mask set, try ... /> push bc ; save current pixel mask
    ld b,$80 ; new ...
    Alcoholics Anonymous Alcoholics Anonymous October 2007 Development
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... ]If you use an extra bit to mark in advance all ... /> Sorry, no can do. That bit is used as an end ... /> When you press a direction calculate next field, then check this ...
    Dr BEEP Dr BEEP November 2007 Development
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... on the screen, and re-calculate the player score.

    bit messy.
    Digital Prawn Digital Prawn November 2007 Development
  • Graphic equalizer m.c. program neededBack in the 90's I had a full-screen attribute equalizer that was simple, yet very impressive. We used to listen to Vangelis or Jean M Jarre by conne…

    ... would ideally want is to calculate a short-time fourier transform ... source of higher than 1-bit resolution to be meaningful. zxbruno ...
    Alcoholics Anonymous Alcoholics Anonymous December 2007 Development
  • a question for all the physicists/mathematiciansthere's a thread full of jokes on here, some of which went down like a lead balloon... BUT how big would a lead balloon have to be, to achieve more…

    ... bit tired.

    Although using your number (about 16m), I calculate ...
    andrew_rollings andrew_rollings December 2007 Chit chat
  • a question for all the physicists/mathematiciansthere's a thread full of jokes on here, some of which went down like a lead balloon... BUT how big would a lead balloon have to be, to achieve more…

    ... bit tired.

    Although using your number (about 16m), I calculate ...
    monty.mole monty.mole December 2007 Chit chat
  • Cross Platform DevelopmentWhat's the best way to develop cross platform apps? By best, the only limiting criteria would be "at no cost" :)

    ... weird code, I use this bit of code in one of ... looks like the code to calculate a leap year and therefore ...
    Arjun Arjun December 2007 Chit chat
  • 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…

    ... each char, saving a little bit more memory.

    The ... some library code to generate mask bytes.

    SPCClipStruct / SPClipStruct ... for sure and is a bit of a kludge but nevermind ...
    Alcoholics Anonymous Alcoholics Anonymous December 2007 Development
  • another c64 vs. Speccy site...[url]http://c64vsspectrum.com/[/url] 25 years and we are still brawling.. ;)

    ... the workload considerably. Any 8-bit can perform at least a ... bit faster if it's got ... how fast the computer can calculate it, not by how much ...
    The Starglider The Starglider December 2007 Games
  • another c64 vs. Speccy site...[url]http://c64vsspectrum.com/[/url] 25 years and we are still brawling.. ;)

    ... how fast the computer can calculate it, not by how much ... significant advantage on an 8 bit machine. Caching, loop unrolling, pre ...
    AndyC AndyC December 2007 Games
  • another c64 vs. Speccy site...[url]http://c64vsspectrum.com/[/url] 25 years and we are still brawling.. ;)

    ... how fast the computer can calculate it, not by how much ... port of the Atari 8-bit version and the target platform ...
    TMR TMR December 2007 Games
<1…11121314151617…34>

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