-
ZY10, a tool to store and display some small bitmapped imagesZY10 Builder ============ Download at: https://www.sendspace.com/file/rncgbo ZY10 is a file format/tool to store some small images on the Spec…
... a very small assembly program to print the stored
to use to recall the images.
< ... call 49158
256 - to the end - 14 screens of ... *8 pixel data + 16*8 attribute data)
===============
[Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…
... 32 ($20) cells per row (32 columns). c = row counter, 24 ($18) ... dec c ; Move up to the previous row.
jp nz,cls_attributes_loop ... 0 loops round to $FF) bytes per row. c = row counter, 24 ($ ... dec c ; Move up to the previous row.
jp nz, ...Adding features to the "ZX Spectrum" 48K with the "SPACE MISSION 2020" cross-boardCross-board prototype "SPACE MISSION 2020": [url=https://pic.maxiol.com/?v=1577625334.628204558.img20191229181353.jpg&dp=2][img]https://pic.maxiol…
... :
1. Memory expansion up to 128 K.
2. Musical ... /> 3. "METEOR-2020" graphics card to eliminate attribute clashing.type in to learn about IM2I'm trying to mess around with learning about IM2 and I found a nice little article in Sinclair User September 1988, issue 78, Page 70-71 [url="https…
I'm trying to mess around with learning ... I haven't been able to figure out what it ... ld (HL), $57 ;;color of attribute different
ldir
ld ...
I am using PASMO to compile it with the string ... is going wrong and how to fix it.
...Wanted: Game testers for Spectrum to Microsoft Excel portSo there I was one day at work, filling in spreadsheets in Microsoft Excel as usual when I idly thought, "Hey, if I made the cells small enough, they…
... the early Spectrum strategy games to Microsoft Excel.
... a small number of people to play test it. Particularly ... people who know how to hide/unhide/make visible/make ... scroll bars, buttons, column letters, row numbers etc etc as the ...Castlevania ZX looking REALLY nice in color :)[url="http://www.redeya.com/bytemaniacos/castlevania.html"]http://www.redeya.com/bytemaniacos/castlevania.html[/url]
... you change change an attribute square's colour more ... changing the attributes a row at a time - ... comes and squashes it down to size :) )[/quote]
... processing allows different rows to have different ink ... associated overhead with having to update the bitmap ...Number 6 in the Village (text adventure) Please help!!!Does anyone have a solution to this text adventure. I've tried to escape by air and sea using the jammer but it hasn't worked. I've been playing it …
... 2 and my advice to you is to stop being so rebellious ... /> You stand under pillared columns at the atrium to the Dome. A ... splendid archway by a long row of high hedges.^{7}Exits ... the top of cylindrical piazza columns. A jet of water sprays ...C64 & Spectrum loadingscreens!I was bored today, so I decided to compare some stuff. :) [url="http://www.lemon64.com/loadingscreens/"]http://www.lemon64.com/loadingscreens/[/ur…
... the first ( and happened to be the last ) adventure ... sometimes can be used to a programmers advantage! for ... the colours needs to be sacrificed to be the tranparent ... Timex style 8x1 pixel attribute mode! That would have ... at each row of 8 pixels being equal to a ...C64 & Spectrum loadingscreens!I was bored today, so I decided to compare some stuff. :) [url="http://www.lemon64.com/loadingscreens/"]http://www.lemon64.com/loadingscreens/[/ur…
... simply impossible to change the colour of an attribute square quickly ... with half being the row part and half being ... byte, you need to place the row part on the ... putting in a new row. This makes memory access ... slow way, strobing in row and column pairs. NTSC ...C64 & Spectrum loadingscreens!I was bored today, so I decided to compare some stuff. :) [url="http://www.lemon64.com/loadingscreens/"]http://www.lemon64.com/loadingscreens/[/ur…
... a Timex style 8x1 pixel attribute mode! That would have settled ... look at each row of 8 pixels being equal to a normal ... Timex, approximately (since you have to enter display 'commands' into ... pictures generated by BMP2SCR) to be viewed under Timex emulation ...T.I.M. - A New Interlace - Demo for DOWNLOADHere's something that's been in the works for quite a while ( mostly in my head ) and recently I've aquired assistance to help it come to fruition. …
... need to have considerably more frames to look close to the ... appears -> then back to the ball, the background ... there. only the paper attribute remains. because it is ... applied, OR since each row of 8 pixels is ... in any 8*1 row will change colour, which ...IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…
...
; Move to next column, and wrap horizontally ... xdir, only do 2 columns
CP 0
to an attribute address
; on ... = off
; 11 = Attribute Color
; 12 = blank ...IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…
... xdir, only do 2 columns
CP 0
to an attribute address
... ; converts a screen address to an attribute address
; on ... = off
; 11 = Attribute Color
; 12 = unused ...Spindizzy: good or horrible?Spindizzy is definately a much-loved old speccy game but is it actually any good? I played it a load back in the day, but i played every game i had …
... few more pokes of interest to warp you around the ... at the right of a ROW.
Poke #CA42 ... of those hard as nails to get diamonds :)
... in the second screen to the right of the ... the diamond at the two columns.
Finally, here ...Can Anyone explain sprites in Jet Pac/Atic Atac etcJet Pac was 16k, and yet the sprites were impressively fast. I notice they had a slight flicker at times, but were notmally pretty flicker free. W…
... address of next (pixel) row down.
inc ... converts a screen address to an attribute address
; on ... spectrum screen. In order to achieve
; ' ... to 'jump to' to do rotating with
Sprite_LastRotateAddr: DEFW NoRot2 ; address to 'jump to' to ...Z88DK + SPLIB2 question.I downloaded the compiler, installed it following the instructions (found at the SPLIB2 website), updated it using the fixed files (stdlib.h and the …
...
0, /* Illegal C to put '&r' directly here ... = 0 */
INK_YELLOW | PAPER_RED, /* Attribute = yellow on red */
0 ... extern void __LIB__ *sp_CompDListAddr(uchar row, uchar col);
...z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…
... up since that extra row/col of the ... one and the empty row at bottom will ... hor_rot;
uchar colour; /* attribute in spectrum mode, threshold in ... An easy way to gain access to these pieces is ... something like the following to colour those blank ...The ULA and ScreenI've asked something similar before but please bear with me. I'm trying to understand the way the screen is controlled. The ULA controls output to …
... attribute byte. An easy extension is to modify the addressing of the attribute ... fetched to get the ... 8 times - one for each row? I can see why it ... colours - still 2 bytes per row of 8 pixels. I suppose ...After roughly 22 years can you help?Hi, A long one this but here goes. Roughly 22 years ago (i was 14 if i remember right) i got a 48K speccy for christmas of my dad it was awesome an…
... #10
LD A,8 ; ROW 8
RST #10
ROW 8
RET
[/code ... back of the user manual to see what you can do ... here) you can change the attribute of each character you print ...Getting attribute location from a screen coordinates (x,y)I am having trouble figuring out how to convert an x,y coordinate pair (pointing to a specific pixel) to the location of the attribute for the block …
... indicates the vertical pixel row within a character
... screen address to an attribute address, you want to go from ...
; Computes the attribute address corresponding to a screen
; ... ; exit : hl = address of attribute square
; uses : af, ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... handle you will use to refer to a particular sprite when ... char within same sprite in row major order (MSB = 0 ... column, bit 5 = 1 last row, bit 4 = 1 clear ... type
uchar attr_mask; // +6 attribute mask logically ANDed with underlying ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... be anything from 1 row to 24 rows. SP1V_DISPWIDTH can ... 16, 24 or 32 columns. More choices can be ... supplying another multiply case to sp1\spectrum\updater\ ... scores) and 7 free columns on the right for ... you will continue to be able to place sprites at ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... used throughout the program to refer to the sprite just ... the remaining 2 columns are added with calls to sp1_AddColSpr(). sp1_AddColSpr() ... *clip, uchar *frame, uchar row, uchar col, uchar vrot, uchar ... within a character. The row and col parameters are the ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... blank sprite characters we have to add to accommodate pixel precise placement ... br />
The blank row below columns A..J, B..K, C ... is drawn to exact character coordinates, the final blank row and ... the last blank column and row to always be drawn. If your ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... if (se->s->row > 21) // if ... by sp1_IterateSprChar() in row-major order. Row-major order, in ... an entire row is done before moving to the next column ... of the underlying attribute we want to keep. Then sp1_IterateSprChar ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... char within same sprite in row major order (MSB = 0 ... column, bit 5 = 1 last row, bit 4 = 1 clear pixelbuffer ... RED-INK only (the attribute was set to INK_RED with zeroes elsewhere ... /> if (se->s->row > 21) // if sprite went ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... no rotate) for all sprite columns. The total draw time will ... []; // must be declared in ASM to access ASM names
row) will still not be drawn ... with a blank row. So we copy 14 bytes to supply the ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... colour; // +1 background tile attribute
uchar tile; // + ... h" is included to gain access to the keyboard scanning ... /> struct sp1_Rect sq[] = { // row,col,width,height
{0 ...Wide sprites in SP1 + Z88DKThe calls to sp1_CreateSpr(); and sp1_AddColSpr(); seems to have changed. Could someone please offer help in how to create a wide (wider than 16 pix…
... you want it. To go back to graphics, uncheck the ... these operations apply to graphics only and not ... /> About the padding (blank row below sprite): that's really ... s not hard to remember to make the Y ... with regards to SevenuP; he added attribute masks specifically ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... a colour (a standard Spectrum attribute).
sp1_PutTilesInv() iterates ... area in row-major order (left to right, top to bottom) and ... into the array containing an attribute value and a tile ... fe (the keyboard port) to select key row and the lower 5 ...
