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So shooting 360 degrees?...[I]How do I go about having - for example - a cannon in the middle of the screen, that can shoot in any direction towards the player?[/I] Well, I do…
... using precalculated tables to calculate sin and cos, but that seems a ... -
So shooting 360 degrees?...[I]How do I go about having - for example - a cannon in the middle of the screen, that can shoot in any direction towards the player?[/I] Well, I do…
... every direction, worked out with SIN and COS. If you like, you ... -
maths questionNB this will probably show what a tragically low level understanding of maths I have, but hey ho :-) for some reason the other day I suddenly remem…
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[code]
sin x = x - x^3/3 ... - x^7/7! + ....
cos x = 1 - x^2/2 ... calculator instead of pressing "sin" or "cos" you can get the ... need fewer terms for computing sin (1.1) to ... summation of harmonically related sin and cos waves. When people talk ... -
ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…
... , atan, atan2, atof, ceil, compare, cos, cosh.c, dadd, dcompar, ddiv ... , pushfa, rand, rshift, seed, sgn, sin, sinh, sqrt, tan, tanh, ufloat ... -
ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…
... , atan, atan2, atof, ceil, compare, cos, cosh.c, dadd, dcompar, ddiv ... , pushfa, rand, rshift, seed, sgn, sin, sinh, sqrt, tan, tanh, ufloat ... -
The 20th comp.sys.sinclair Crap Games Competition thread!Hi all, [SIZE="7"][B][CENTER]ANNOUNCEMENT![/CENTER][/B][/SIZE] The comp.sys.sinclair Crap Games Competition 2015 is now well and truly OPEN! [url]…
... ATN ATTR BIN CHR$ CODE COS EXP FN IN INKEY$ INT ... PEEK PI POINT SCREEN$ SGN SIN SQR STR$ TAB TAN USR ... -
Raycasting (3D Games!) with SpecBAS<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Here's one I wrote just recently. I wanted to see …
... w-180 LET dx=COS pla,dy=SIN pla90 LET cx=2 ... -
Raycasting (3D Games!) with SpecBAS<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Here's one I wrote just recently. I wanted to see …
... w-170 LET dx=COS pla,dy=SIN pla80 LET cx=2 ... -
ZX Basic StoryOk so here's another mundane idea. Let's make a story, like the three word story but you are only allow to used the words letters or symbols provided…
... RUN,OPEN# BIN, OPEN# FOR SIN,LEN INPUT VAL$ NEW CAT ... BIN.VAL AND LEN CONTINUE SIN,VAL$ ABS FLASH AND POKE ... IN BIN ON BRIGHT PAPER COS VAL$ DIM, VAL NOT READ ... -
Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... in math48, sin is computed with a series but cos is computed ... as sin(pi/2-x ... =tau is used is in sin where the argument is kept ... -
Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... six significant figures and what sin(3.141) is to seven ... in math48, sin is computed with a series but cos is computed ... as sin(pi/2-x ... tau is used is in sin where the argument is ... you could tell us what sin(6.28) returns using ... -
Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... showing a 3d plot of cos(x*x+y*y). sccz80 ... you could tell us what sin(6.28) returns using Math48 ... -
SpecBAS 0.844 releasedHi all - it's been a while... Having some unexpected extra time off work, I've been able to get some work done on SpecBAS and it's now a bit more …
... : LET sa=SIN(pozx): LET ca=COS(pozx): LET sb=SIN(pozy): LET ... cb=COS(pozy)
Angles and blocksHelp! Sprites! Blocks! Angles! I have a sprite that has a choice of 64 angles, and want it to deflect on collision with blocks. http://i1142…
machines you've owned and favourite games on each?Just reminiscing about games of the past - speccie and beyond - and the pleasure they have brought. Here is my list of my ownership of machines and …
... should.
Added Shadowrun cos' it's pretty awesome, ... br />
Added Godhand, cos' it's awesome.
Added ... Street Fighter Alpha Anthology, cos' it's got my 3 ... , and gameplay.
Added Sin and Punishment: Star Successor, because ...Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…
... LET p=1-0.2*COS r
330 LET t ... *p*COS (r*3)
340 LET x=128+118*SIN r ...
350 LET y=82+23*COS r ... -t/2
360 LET i=8*p*SIN ... (r*4)
370 LET j=8*p*COS (r ... *4)
380 LET b=SIN (r*3 ...why does line length affect angle?I am using Plot Draw to make a V like drawing. It's part of an intersection on an isometric path. You would expect one half to be the inverse coordin…
... radians
DRAW length * COS angle, length * SIN angle
or
Angle in degrees
DRAW length * COS ... (PI/180 * angle), length * SIN (PI/180 * angle ...Help with Snake type game...any ideas ?Hi all I've attached me trying to write a snake type game. My first concern is me not writing over the System variables area. I'm pretty happy what i…
...
50 dx=sp*sin da,dy=sp*cos da,
s ... ,1)+=sin a*(sd-d*2),
s(f,2)+=cos a ...Any interest in this?So before I went back to AGD I was working on this: [img]https://s21.postimg.org/4mljnbf1j/Image2.png[/img] It's a new editor for SpecBAS. Allo…
...
50 dx=sp*sin da,dy=sp*cos da,
s ... ,1)+=sin a*(sd-d*2),
s(f,2)+=cos a ...Any interest in this?So before I went back to AGD I was working on this: [img]https://s21.postimg.org/4mljnbf1j/Image2.png[/img] It's a new editor for SpecBAS. Allo…
... /2),
dx=sp*sin da,dy=sp*cos da,
s ... ,1)+=sin a*(sd-d*2),
s(f,2)+=cos a ...SpecBAS 0.900 ReleasedAgainst my better judgement, here's 0.900. It's got lots and lots new, but mostly the new shiny is the editor. You can indent your code, you can e…
... LET yn=-SIN rotation*LONG+y
1020 LET xn=COS rotation ...Keeping Your Spectrum Original. This "thread" believes this is best approach to owning Speccies and will cater for all those who like a Museum Approach . How does one keep one…
... the Spectrum. A new "original" sin
It has to ... but I know it works cos it was my one"! (well ... "better" than the "original" original sin mentioned above (Joules Per Coulomb ...The trouble with good code isLots of times I've come here to ask for help and always got it pretty promptly. Which is wonderful and one of the reasons why I don't think there's a…
... FN , LINE , OPEN , ATN , RAND, COS , SIN and CLEAR are never used ...The trouble with good code isLots of times I've come here to ask for help and always got it pretty promptly. Which is wonderful and one of the reasons why I don't think there's a…
... FN , LINE , OPEN , ATN , RAND, COS , SIN and CLEAR are never used ...The trouble with good code isLots of times I've come here to ask for help and always got it pretty promptly. Which is wonderful and one of the reasons why I don't think there's a…
... FN , LINE , OPEN , ATN , RAND, COS , SIN and CLEAR are never used ...Cubic RevealI just though I'd develop this a little further. Written a while ago on a whim! [img]https://dl.dropbox.com/s/p44y5dda49ucmop/square_reveal_1_1.gi…
... too difficult except for the SIN and COS parts, which I've ...Short unattended type-in'sThis follows a similar topic on the BBC/Acorn forum (said topic can be found [url="https://stardot.org.uk/forums/viewtopic.php?f=2&t=14919"]here[/url…
... /> DRAW TO s*SIN a,s*COS a*SIN(a*.95):
NEXT ...Short unattended type-in'sThis follows a similar topic on the BBC/Acorn forum (said topic can be found [url="https://stardot.org.uk/forums/viewtopic.php?f=2&t=14919"]here[/url…
... c(i,x)=SCRW/2+COS(i/2)*i/4,
SIN(i/2)*i/4:
LET c(i,r)=ABS SIN (c(i,t)+=.05+i ...Short unattended type-in'sThis follows a similar topic on the BBC/Acorn forum (said topic can be found [url="https://stardot.org.uk/forums/viewtopic.php?f=2&t=14919"]here[/url…
... -COS o*127,88+SIN o*87: DRAW -(128-COS o*127-(128-COS ... i*84)),-SIN o*87+SIN i*44 ...
