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ROM Calculator TrigHello, These Christmas holidays I finally have time to devote myself a little to the speccy . I have a question about how the ROM calculator implem…
... exactly the same approximation of sin/cos as the spectrum ROM.
SIN X or COS X into a value ... -
More SpecBAS funHere's a neat little effect I lifted from a thread about displaylists and stuff from an Amiga forum - although SpecBAS has no hardware to assist, it …
... all complaining because I used SIN? Pffft :)
Trigonometric functions ... .
You can use sin/cos to move a sprite in ... -
Tau Day<br>By popular demand (well, demand of one, which is highly popular in the sorts of things I do :D ), here is a small celebration of tau day, June 28…
... to 6.28318530179. It calculates sin 6.28318530179 as -5.3895868e ... to 6.28318530718. With good sin/cos functions this struck me as ... course relies upon an accurate sin function and precision of ... point type used for input, sin calculations, and output!
< ... -
Vintage Computer Caption Composo, if you anything like me and love vintage computers you won't have failed to miss the many images of vintage computers and their users from an era…
... 't just press any key, cos B is better"
sin( cos(B));
>Error: Illegal ... -
Vintage Computer Caption Composo, if you anything like me and love vintage computers you won't have failed to miss the many images of vintage computers and their users from an era…
[quote="Scottie_uk;840364"]
"> If ( cos(B) == Rand(Y) ) Then LET U = sin( cos(B));
>Error: Illegal expression (0,1)"
[/quote]
I like this! -
Vintage Computer Caption Composo, if you anything like me and love vintage computers you won't have failed to miss the many images of vintage computers and their users from an era…
... ) == Rand(Y) ) Then LET U = sin( cos(B));
>Error: Illegal ... .
Is that a sin-tax error? Ho ho ho ... -
Fixed point math lib?Is there a liberally licensed fixed point math lib for z80 somewhere? When searching, I expected to find a bunch of GPL'd ones and perhaps one or two…
... ... here is some fixed point sin, cos, vector products:
http ... .tap uses the fixed point sin and cos but it only moves ... -
"ZX80 Brain" RPN CalculatorIt is at times like [url=https://www.worldofspectrum.org/forums/discussion/54176/depression]when threads such as this are posted[/url] that I get the…
... zero
- trigonometric functions SIN, COS, TAN;
= the ... = trigonometric functions are inverted; SIN, COS, TAN become ASN, ACS, ... calculated with reciprocals of COS, SIN and TAN respectively, ... this program will return COS X = 7.1345904E- ... -
'Mike's' moon lander in SpecBAShttps://youtu.be/1mjwLD6juB8 As modified and turned into a video by Dunny. I put my name in single quotes because it really is only thanks to Dunn…
... make a filled needle, using SIN/COS to rotate the vertices...
Problem with rotating procedureHi folks! I wrote a proc in z80 asm, based on: x' = x * cos (z) - y * sin (z) y' = x * sin (z) + y * cos (z) I used a precalculated table of sin a…
... cos (z) - y * sin (z)
y' = x * sin (z) + y * cos ... de ;xr=x*cos(z)-y*sin(z)
;----------------------------------------------------------------------------< ... de ;yr=y*sin(z)+y*cos(z)
...Idle messing around...Paste this into your browser, as a URL: [code] javascript:R=0; x1=.1; y1=.05; x2=.25; y2=.24; x3=1.6; y3=.24; x4=300; y4=200; x5=300; y5=200; DI=doc…
Paste this into your browser, as a URL:
[code]
javascript:R=0; x1=.1; y1=.05; x2=.25; y2=.24; x3=1.6; y3=.24; x4=300; y4=200; x5=300; y5=200; DI=document.images; DIL=DI.length; function A(){for(i=0; iVector`scan anyone give me any advice or a description of vector`s... don`t mean line drawing vector`s but directional vector`s, I think there called vector`…
... /> I`m currently using sin and cos table`s as a way ...BASIC Keyword ReferenceRealised that the Sinclair Basic section would be a better place for discussion of BASIC keywords, so for reference the old thread is in [thread=2005…
... : Z POKE : K : O
COS : E : W PRINT : K : P ...
GO SUB : K : H SIN : E : Q
GO TO ...Please help an absolute novice with some simple(ish) programming.I'm very, very rusty at BASIC. I'm using BASin, for my GCSE Astronomy coursework [quote] Use a spreadsheet and/or a graphing package, or write a com…
I'm very, very rusty at BASIC. I'm using BASin, for my GCSE Astronomy coursework
[quote] Use a spreadsheet and/or a graphing package, or write a computer program which simulates the scaled orbits of either at least four planets around the Sun, or ...Would you be an organ donor?I don't know what prompted it, but at work I overheard a typist tell another that she'd never sign up to be an organ donor as if you were dying in ho…
... about organ donation being a sin or it somehow harming the ... 't know, or even care, 'cos I'll either be in ...Basic Challenge NO.7Ok Boys and girls get your thinking caps on. IN BASIC how would you plot an arc of a ball falling to the ground? so it gets lower and lower and mov…
... to need one of those COS,TAN,SIN things....(or not)Sin and Punishment (N64) has been translated into English![I]Sin and Punishment[/I] (mainly known by it's Japanese title of [I]Tsumi to Batsu[/I]) now has an unofficial fan translation, so you can play it on…
[I]Sin and Punishment[/I] (mainly known ... .com/forums/showthread.php?47187-Sin-and-Punishment-and-other-jap ...Documentation of ZX Spectrum built-in functionsHi, Is there a documentation of the built-in ZX Spectrum 48+ functions (assembly)? I am thinking about something like the documentation included in …
... is each routine for PRINT, COS, SIN, etc.
If I ...GEDit syntax highlighting for Boriel's ZX BasicHi! I just tailored this syntax highlighting code and would like to share with he community. Suggestions are always welcome, though the file works w…
3D Games in SpecBAS!Not really :) Actually, yes - here's a type-in for you: MontyMole's "Crap Castle Master" [code] ZXASCII AUTO -1 PROG CrapCastleMaster 1 REM Crap Ca…
Not really :)
Actually, yes - here's a type-in for you: MontyMole's "Crap Castle Master"
[code]
ZXASCII
AUTO -1
PROG CrapCastleMaster
1 REM Crap Castle Master by A Lycett adapted to SpecBAS
5 WINDOW ...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 ...ROM Calculator TrigHello, These Christmas holidays I finally have time to devote myself a little to the speccy . I have a question about how the ROM calculator implem…
... if the formula COS=SIN(ANGLE+PI/2 ... is my approach to cos and sin (SAM based):
DEFB C_ENT -$ ;to SIN
; ==================================== < ... br /> ;Algorithm:Chebyshev approximation sin (pi/2*x)
...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 …
... SCRw-180 LET dx=COS pla,dy=SIN pla90
LET cx ...CIRCLE Help. Please.Hello. I have been reading the Spectrum Basic programming manual. Chapter 10 - Mathematical Functions - p52 - 53 i am trying to understand circles…
...
PLOT 131+50*SIN 0,88+50*COS 0
PLOT ... 131+60*SIN (3.14/2),88+60*COS ... /> PLOT 131+60*SIN (3.14),88+60*COS (3.14)
PLOT 131+60*SIN (1.5 ... /> PLOT 131+60*SIN (2*3.14),88+60*COS (2*3 ...BASin Release 9a availableJust a quick not to say that an updated (ie, bug fixed) BASin is available. A list of what's new for release 9: Fixed a bug in the line tokeniser th…
... the results of TAN and SIN and COS etc.
Then, in ...
