-
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... goes:
; DRAW-LINE
; ******************************************************************************
;
; Draw a pixel line ... /> jr nc,x2gix1 ;salta se x2>=x1
x1gx2 ... -
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... follows:
; DRAW-LINE
; ******************************************************************************
;
; Draw a pixel line ... /> jr nc,x2gix1 ;salta se x2>=x1
x1gx2 ... -
URGENT programming question !I've gotta draw a line from machine code using the standard routine at 24B7, which expects the delta-X and delta-Y values on the BASIC stack. I put t…
Hey, mystery solved !!! I know how to do it - I push X1 and X2 on the stack, call RST #28 to subtract them, push Y1 and Y2 on the stack, call RST #28 to subtract, and call the DRAW routine.]
Can't believe it was so easy. :) -
EmuZWin problem!Hello! I'm trying to load Fairlight I into EmuZWin v2.4.004. It don't load at all. I'v tryed several versions of fairlight I and II. Thees files …
... each line to draw (certainly, when scale is x2 or larger). I ... -
Pixel LimitIF Y3<192 THEN : LET x2=INT (128+X*A*SIN A): LET y2=INT (Y3): DRAW INK
[quote]
On 2004-11-16 21:44, dalmudlee wrote:
I have never seen this graphics restriction before. Why does the Spectrum have this limitation?
1720 FOR A=0 TO INT ((50*3.14)-38) STEP 3.14/P
1730 LET Y3=96+Y*A*COS A
The BIGGEST Speccy ebay auction everdon't believe me? go looksy [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=8176797909"]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&i…
... Who Said That? x2
Colony x2
Commando x2
Compact ... /> Quazatron
Quick Draw McGraw
Raid Over Moscow ... 3
ACE x2
Afterburner x2
Arcadia ( ... ( Yeahthatsright )
Ultimate - Pentagram x2
Ultimate - Pssst
...The BIGGEST Speccy ebay auction everdon't believe me? go looksy [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=8176797909"]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&i…
... Who Said That? x2
Colony x2
Commando x2
Compact ... /> Quazatron
Quick Draw McGraw
Raid Over Moscow ... 3
ACE x2
Afterburner x2
Arcadia ( ... ( Yeahthatsright )
Ultimate - Pentagram x2
Ultimate - Pssst
...z88dk + splib2: another question (sprite instancing)I'm making some tests with z88dk+splib2, with the idea of creating a game sometime in the future, and I have come across a problem. Let's suppose I …
... (X,Y), and also at (X2,Y2), and so on". If ... . So:
I would draw all bricks as tiles. I ...Looking for 'Your Computer' gravity simulation type inHi, In one of the old Your Computer mags, in the type in progs section near the back, there was a Speccy program which simulated interaction between…
... :\
PRINT TAB 23;"x2=";x2:\
PRINT TAB 23;" ... =x1+10:\
LET x2=x2+10
60 CIRCLE ... :\
DRAW s1x,s1y:\
PLOT x2,y2:\
DRAW s2x,s2y ...
320 LET x1=x1+s1x:\
LET x2=x2 ...CLEAR does not RESTORE the DATA pointer??According to the Spectrum manual, one of the things that a CLEAR command does RESTORE the DATA pointer. Either it doesn't actually do this, or some…
Looking for 'Your Computer' gravity simulation type inHi, In one of the old Your Computer mags, in the type in progs section near the back, there was a Speccy program which simulated interaction between…
... A2=";a2: PRINT TAB 23;"x2=";x2: PRINT TAB 23;"y2=";y2 ... LET x1=x1+10: LET x2=x2+10: LET x3=x3+10 ... PLOT x1,y1: DRAW s1x,s1y: PLOT x2,y2: DRAW s2x,s2y: PLOT ... x3,y3: DRAW s3x,s3y ...
320 LET x1=x1+s1x: LET x2=x2+s2x ...Looking for 'Your Computer' gravity simulation type inHi, In one of the old Your Computer mags, in the type in progs section near the back, there was a Speccy program which simulated interaction between…
... A2=";a2: PRINT TAB 23;"x2=";x2: PRINT TAB 23;"y2=";y2 ... LET x1=x1+10: LET x2=x2+10: LET x3=x3+10 ... PLOT x1,y1: DRAW s1x,s1y: PLOT x2,y2: DRAW s2x,s2y: PLOT ... x3,y3: DRAW s3x,s3y ...
320 LET x1=x1+s1x: LET x2=x2+s2x ...Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... were you reffering to the X2 crystal or the trimmers (or ... though, you only want to draw heat out of the chip ...Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... though, you only want to draw heat out of the chip ... be if it aint the X2 crystal....
Are those 2k2 ...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…
... create my image parser to draw lines, circles and fills ... routines will be called to draw lines, etc, instead of ... // line draw
// draw(int x1, int y1, int x2, int y2 ... );
draw(params[0], params[ ...Favorite C64 games?It seems that the guys over at [url=http://www.lemon64.com/forum/viewtopic.php?t=27077]Lemon[/url] are finally admitting that they like Spectrum game…
... ,12,13,14,15,16 x2,17,18,19,20,21 ... ,22,23,24,25 x2,26,27 x2,28
Quick draw mcgraw - hi tec, 1991
Bouncing BallsPfrrt, I am back from lunch, playing the first raw version of BOUNCING BALLS It is very addictive! As stated here [URL]http://www.worldofspectru…
... lies inside the circle, or draw the circle in OVER 1 ... fieldcoordinates
D = SQR ( (X1-X2)^2+(Y1-Y2)^2 )
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... ).
; PRINT, PLOT, CIRCLE and DRAW now function on the bitmap ...
add hl, hl ; x2
add hl, hl ; x4 ...Question about operations and target numbers[size=1]Title should say *operators. It's been a long day.[/size] :p One of the homework problems my kids are working on consists on using a set of …
... =3: LET y1=0: LET x2=2
5 PRINT AT ... ..."
14 DRAW 255,0: DRAW 0,7: DRAW -255,0: DRAW 0,-7 ... $
116 PLOT x2,2: DRAW 0,3: LET x2=x2+0.1638
Physics program annoucedHi everyone I have a great new idea!!!! I am going to release a series of mini physic programs with each one containg lots of physics formula. Like …
... ;"A2=";a2: PRINT TAB 23;"x2=";x2: PRINT TAB 23;"y2=";y2 ... : LET x1=x1+10: LET x2=x2+10
60 CIRCLE x1 ... LET fg=g*m1*m2/((x2-x1)*(x2-x1)+(y2-y1)*(y2 ... PLOT x1,y1: DRAW s1x,s1y: PLOT x2,y2: DRAW s2x,s2y
320 LET x1=x1+s1x: LET x2=x2 ...SpecBAS: Request for comment - SpritesHi all - Having been slaving away at the new SpecBAS release, I've decided to finally bite the bullet and implement a sprite engine. I've got a nice…
... ,y TO x1,y1 TO x2,y2 ... TO xn,yn to ... rectangles that you can PLOT/DRAW/CIRCLE etc to.
Recursive 4-way floodfillHi guys) Shortly, I wanna find out whether there's a way to some object. Perhaps some of you have already encountered such an issue which is relativ…
... at 1000 (CIRCLE) and 2000 (DRAW). Then, the boundary rectabgle that ... 30*SIN i:
LET x2=128+50*COS i:
LET x2=128+30*COS (i+PI ... (i+PI/12):
LET x2=128+30*COS (i+PI ... y1=88-82:
LET x2=128+82:
LET y2 ...Compiling Basic to MCHello, I have a lot of long Basic programs. These are mostly strategy programs, good but slow. I was thinking about how to speed them up without com…
...
6 DIM x1, y1, x2, y2, c AS INTEGER
40 LET x2 = INT(RND * 256): LET y2 ... line end
50 DRAW INK c; x2 - x1, y2 - y1
60 LET x1 = x2: LET y1 = y2: REM Next ...At the Carboot sale today.Today at the carboot sale I picked up An Acorn Electron -I see these all the time, An Official Branded BBC Micro Datacassete Recorder - I'v…
... ,12,13,14,15,16 x2,17,18,19,20,21 ... ,22,23,24,25 x2,26,27 x2,28
Quick draw mcgraw - hi tec, 1991
Using the ROMs PRINT routineI really am starting from scratch again it seems, but how do you utilize the ROM routine to print characters, I think you point te BC register to an …
... b,8 ;8 lines to draw
pclp ld a,(hl ... ,a
add hl,hl ;x2
add hl,hl ;x4 ...GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... to draw a bitmap x=10,y=10,x2=100, ... also add some to reformulate draw call parameters up front. ... clipping. Your idea to draw topmost window first is great ... use screen back buffer, draw bottom windows first, top ... have two windows. You draw top window first. And ...GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... to draw a bitmap x=10,y=10,x2=100, ... add some to reformulate draw call parameters up front. ... clipping. Your idea to draw topmost window first is ... use screen back buffer, draw bottom windows first, top ... window's position, then draw the back window, applying ...WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... Y: CLS
160 REM DRAW LINES
170 FOR N ... (RND*64)
190 LET X2=INT (RND*64)
200 ...
210 LET XS=SGN (X2-X1)
215 REM SET ...
220 LET NS=ABS (X2-X1)
230 FOR S ...Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…
... in a background gfx bank, draw backgrounds, switch to a sprites ... bank, draw sprites, that sort of thing ... .
*And make that x2 if we're talking double ...
