-
Struggling with this routine... Any ideas?I'm trying to write a routine that plots 3 pixels to decrease the energy bar in the top right corner by 5 units, but it just wont have it! There mus…
... fit into 0,3->0,4 but 0,3->0,5; ... 26->44 is only 19 pixels. If it's ... last very long; also, 19 isn't an integral multiple ... ),a
add a,19 ;A =X for old energy ... b,10
DELAY: halt
djnz DELAY
ld a ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... $ + 1
ld b,0 ; initialize counter (7T)
. ... /> ld a,16 ; prepare delay loop (7T)
dec a ... (7T)
ld a,.one_pulse_min * 19 / 10 + 1 + .timing_constant_data
... -
How much does Bifrost improve graphics (test 192x192 graphics)Inspired by the BIFROST library I made several experiments with 8x1 graphics at 192x192 resolution. The results are now overwhelming but under certai…
... /> ; 15984T
PUSH DE ; columns 0 and 1
; 16000T
PUSH DE ; columns 18 and 19
; 16090T
PUSH ...
; 16123T
NOP ; extra delay to help sync on all ... -
ULA snow effectIt's wintertime, you know. [quote="http://ramsoft.bbk.org.omegahg.com/floatingbus.html"]when the I register falls in the range 0x40-0x7F then the UL…
... /> .offset=$+1
ld a,0 ;initial offset value, incremented elsewhere ... (sp),hl ;19 additional delay
ex (sp),hl ;19
nop ; ... R becomes (assuming offset = 0):
Line 0: 0, 1, 2, 3 ... g. going from 127 to 0. Basically... same as above ... -
A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... race_raster:
ROWREPT = 0
N=0
dup TOTAL_ROWS
19 ; reference columns 19 and 20
...
sbc hl, hl ; extra delay
; ... -
30-column 8x2 multicolor (even in 48K)I don't recall any 8x2 multicolor routine for 30 columns that would work on all Spectrum models (including the Spectrum 48K), so I decided to write i…
...
LD (nn),HL ; columns 0 and 1
LD HL ... /> PUSH DE ; columns 18 and 19
PUSH BC ; columns 16 ... 31
INC HL ; extra delay[/CODE] -
30-column 8x2 multicolor (even in 48K)I don't recall any 8x2 multicolor routine for 30 columns that would work on all Spectrum models (including the Spectrum 48K), so I decided to write i…
... LD (nn),HL ; columns 0 and 1
; ... PUSH DE ; columns 18 and 19
; 16043T
... 16248T
INC HL ; extra delay
; 16254T[/CODE]
... LD (nn),HL ; columns 0 and 1
; ... -
30-column 8x2 multicolor (even in 48K)I don't recall any 8x2 multicolor routine for 30 columns that would work on all Spectrum models (including the Spectrum 48K), so I decided to write i…
... loop starts) attributes for columns 0 and 1, in the first ... ; attributes for columns 18 and 19
LD HL,nn ; attributes ...
LD A,(HL) ; extra delay
LD (nn),HL ; update ... ,(nn) ; read attributes for columns 0 and 1
LD (nn ... -
30-column 8x2 multicolor (even in 48K)I don't recall any 8x2 multicolor routine for 30 columns that would work on all Spectrum models (including the Spectrum 48K), so I decided to write i…
... attributes for columns 18 and 19
; 15882T
0 and 1
; ... /> LD A,(HL) ; extra delay
; 15899T
... nn ; attributes for columns 0 and 1
... -
z88dk multicolour enginesI've been trying to work out how the multicolour sprite engines have been implemented in z88dk. It's not obvious. Looking in the source, I found …
... col = (unsigned int)rand() % 19;
tptr->dcol = ((unsigned ... />
printf(PRINTF_INK_I PRINTF_AT_CR "Delay: %u frame(s)" PRINTF_AT_CR "Use ... /> }
// delay
for (f = 0; f < frames ... -
A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…
... 17
CC_BRIGHT EQU 19
CC_AT EQU 22 ... 10 ; 0.25 sec.
DELAY: ; a short delay between messages ... br /> HALT
DJNZ DELAY
POP BC
... MESS_END: DEFM CC_PAPER,0,CC_INK,0,CC_BRIGHT,1,CC_AT,21 ... -
ive found an attr scrolling routine but i want to remove the smaller scroller within it, etc.https://pastebin.com/K4nG3xbX also i would like to be able to change the colours and not have a shadow. http://www.worldofspectrum.org/pub/sin…
... ; FA5A 1A
SET 0, A ; FA5B CB C7< ... ADD HL, DE ; FAC6 19
POP DE ; FAC7 ... LD (L_FB71), A ; increment delay counter
RET ; FAD5 ... -
Fuse 0.6.2.1 releasedIn a phenomenon which is becoming unfortunately common, the Fuse team hereby announce the release of Fuse 0.6.2.1. This is basically a bugfix release…
... announce the release of Fuse 0.6.2.1. This is ... a bugfix release for version 0.6.2, consisting of the ... Salt).
+ Use glib 2.0 if available (Darren Salt).
19 14:20 ] -
Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…
... />
B1 DEFB 0,0,1,2,4,9,19,38,36,76 ... ,2,1,0,0
DEFB 0,0,0,0,0,0,0,0,0,0,0,0,0,128,112,15
DEFB 0,0,0,0,0,0SimCoupe 1.0 released[size=-2](for those of you that don't read CSS)[/size] SimCoupe, the SAM Coup? emulator, has been updated to version 1.0. This major release adds ma…
... updated to version 1.0.
This major ...
Changes for version 1.0
- Added ... screen
- Added delay to disk image accesses, to ... Added internal SAM ROM v3.0 image, used as the default ... - Fixed reads from ports 0 to 15, which were always ...
