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off screen bufferwhen using an offscreen buffer is the memory copied to the screen in a way that makes it easier to draw sprites to the buffer? E.g. Lets say you…
... to draw sprites to the buffer?
E ... screen where you copy your buffer to,
it ... br />
if the buffer was copied to the screen ... draw sprites to the buffer, and then have them ... is it
draw background on buffer (or just clear it)
MakeTZX DMA Buffer Overrun ?Okay folks, Does anyone know why I get DMA Buffer Overruns when using MakeTZX. Could it be anything to do with my SB Enironment string or anything …
... know why I get DMA Buffer Overruns when using MakeTZX. Could ... it possible to change the buffer at all ?
Just ...Platform vs BackgroundForgive my ignorance if this is a 'stoopid' question, but although I've written games for many platforms over the years I'm only now making my first …
... . Some of them are the background and Wally walks straight past ...Game loop design?Having some thoughts on how to design the game loop and could do with some hints and tips from folks who have done it before! It's all about how to …
... sprite data, graphcis and "template", background data which the sprite covers ... moves, and an offscreen buffer where the background is drawn and the ... masked and painted on. This buffer is eventually painted on the ...Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …
... Background is copied to buffer
b) Sprites drawn on buffer
c) Buffer ... copyies the background into the buffer, draws the ... buffer with a bright stripy pattern
LD HL,BACKGROUND ... Destination
LD DE,BACKGROUND
...Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …
... BUFFER (6k):
This contains a copy of the Background ...
COPY BACKGROUND TO BUFFER
MOVE ... buffer with a bright stripy pattern
LD HL,BACKGROUND ... br /> ; BC now contains background
; ...Buffer AdventureQuite a few months ago, probably this year but well before the 60-day history kept on eBay, I was outbid on a copy of Buffer Adventure by someone who…
... outbid on a copy of Buffer Adventure by someone whose user ...Return of Speccy screen buffer formatI recently discovered that the Spectrum screen buffer format that allows only two colours in an 8x8 pixel block has made its return in a slightly dif…
... discovered that the Spectrum screen buffer format that allows only two ...Instructions image/background colour matchingI'm doing a PDF from one of the JPEG instruction scans; OCRing the text, cutting out the pictures, composing a document in Word 2000 and using Acroba…
... in Word (for the document background) or Paintshop (for the image ... between the two programs. (The background green in Word has settings ... might let me change the background colour of the inserted ... I select green the image background stays white.
...Background image with SP1 and Z88DKWhat is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list o…
What is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list of tiles or is there a better way?your backgroundwhat does everyone have as their background on thier computers? i have the advert for ghouls and ghosts.
what does everyone have as their background on thier computers?
i have the advert for ghouls and ghosts.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…
... of:
* background depending on terrain type (river ... be drawn in a buffer (72 bytes for 9 ... from which SP1 can read background information.
... screen or to a buffer in memory. The scroller ... text bitmap from the buffer and scrolls that on ...The ZX printer buffer in +3 modeI have a few programs on .DSK images that were transferred from Timex disks, but some of them have code starting at 23296. Most of the time the code …
... crash and use the printer buffer area while in +3DOS? I ...Writing to the screen from a bufferI?m designing a game and am spending a bit of time trying different ideas before I commit my self. I?m currently thinking of writing data to a buffer…
... of writing data to a buffer and then writing this ?back ... buffer? to the screen. Can the ... screen be drawn from the buffer without flicker ? If not, what ...Question on copying screen bufferHi, Al my prevoius games were copying graphics directly to screen memory starting at 16384. Now I'm experimenting with screen buffer where I could d…
... I'm experimenting with screen buffer where I could draw my ... just copying static image from buffer to screen after HALT.
BackgroundDoes anyone know how i would create a background similar to [URL=http://imageshack.us/photo/my-images/42/backgroundmockup.png/][IMG]http://img42.ima…
... how i would create a background similar to
[URL=http ...Changing background graphics - King's ValleyCould you recommend me a way how to change the background patterns in this beautiful game? I want to get rid of that grid pattern because it makes th…
... way how to change the background patterns in this beautiful game ... ...
original, confusing background
[IMG]http://i43.tinypic ...Strange Desktop background problemHi all OK,i am using my Desktop background to come on every 3 hours(9am,noon,3 pm,6pm,etc).All was OK that is until the clocks went forward.The norm…
... ,i am using my Desktop background to come on every 3 ... try to save the Desktop background's to come on at ... ,3pm,6,pm)the Desktop background ALWAYS change 1 hour later ...Disabling the +3 disk buffer; yes, but how?I would like to disable the +3 disk buffer in order to retrieve those 4K from the machine's RAMdisk. By reading the computer manual and some posts on…
... to disable the +3 disk buffer in order to retrieve those ...Good games that don't have a black backgroundIn an effort to think of something Speccy related that we've not discussed before (though Alessandro Grussu will correct me it I'm wrong ;)), this to…
... colour black as their primary background colour.
There aren ... have some screens with different background colours, such as Jetset Willy ... even they mostly have black background screens.
[B ...Using the stack to blit bufferI was using a ldir to blit my back buffer to the screen RAM, and it was working pretty well if not rather slow. After reading about using the stack …
... ldir to blit my back buffer to the screen RAM, and ... like:
ld sp, buffer
pop af
pop ...From RAM to dim v$() "video buffer" SPEED UP!Hi! This question is related to "quick RAM copy using LET in Basic" ([url]http://www.worldofspectrum.org/forums/showthread.php?t=44296[/url]). Wel…
... *20) DIM variable for "video buffer".
- A zone of RAM ... /make my v$ string "video buffer" for paint whole level screen ...Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…
... decided to use a Double Buffer (DB) or 'Back Screen' to ...Double Buffer UtilityHi Folks, I've been experimenting with double buffering on a 48k Speccy for a small project I'm working on. After reading lots of good advice here…
... self.createBuffer() #1 - Create the buffer
self.specifyCodeAddress() #2 - Specify ...
#1 - Create the buffer
def createBuffer(self):
Jetset Willy ATTR Buffer 2Does anyone understand how Jetset Willy uses the system vars area as screen ATTR buffer 2? H5C00 D23552. Thanks
Does anyone understand how Jetset Willy uses the system vars area as screen ATTR buffer 2?
H5C00 D23552.
ThanksBuffer to screen - how much?[FONT=Calibri][SIZE=3]I am starting to build a new game and am researching different ways to accomplish what I need to do. My question is, is it poss…
... possible to copy a back buffer of size 4096 bytes to ...Screen buffer Tip from Raff CeccoRaff very kindly gave me this tip: "Incidentally, I remembered a trick I used on the Z80 for extra speed: When clearing the screen buffer, it was a…
... />
When clearing the screen buffer, it was actually much quicker ...Suggestions for background graphics?Posting here as it'll be a wee bit more visible. I'm making a game with AGD, as detailed in [url="http://www.worldofspectrum.org/forums/showthread.ph…
... 4 different styled "zones" for background graphics; Greek temple (white and ... else in the way of background graphics that isn't rock ...TommyGun with Debugginghttp://goo.gl/HfSXev?gdriveurl Ok, so this is a pretty big release for me and I have added a lot of stuff into the code editor. Mainly of course …
... or in an off-screen buffer.
The debugger supports ... There is an off-screen buffer viewer; with which you can ... br /> o Added Off Screen Buffer View
Can display multiple ... /> o Changed everything to white background
o Added a bar ...Cool program - buffer delayHere's something fun I wrote tonight thought I'd share. It's essentially a simple buffer delay. A building block for many things. https://www.drop…
Here's something fun I wrote tonight thought I'd share. It's essentially a simple buffer delay. A building block for many things.
https://www.dropbox.com/s/rk4q1xu2k2mkk62/BufferTest.z80
