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Sprite detection routine (calling Artrag)
Score: 167.4 %,
Type: Forum topic , Comments: 10 comments
under the top border
add (ix+6) ; add y offset within the sprite 1 (yoffset1)
ld e,a
ld d,0 ; de = ... (yoffset2)
ld l,a
; ld h,0 ; hl = y2 + yoffset2 + 32
ld h,d <=== optimization Metalion wrote:
How ... being 0.
If a collision is possible on the Y-axis then the code checks to see if there is a collosion ...
Inserting an SFX in a track playing
Score: 167.41 %,
Type: Forum topic , Comments: 13 comments
frame, whether needed or not. A rest, for example, must write 0 to channel volume at each frame. Same ...
PSG envelope control reset
Score: 167.14 %,
Type: Forum topic , Comments: 3 comments
Hi everyone,
A simple question, but I cannot find the answer.
When using the envelope control on the PSG, if the envelope chosen is not repetitive (like envelopes 1,9 or 15 for example), after the volume has died down, the following notes are ...
Sjasm - special use of argument in macro
Score: 166.93 %,
Type: Forum topic , Comments: 12 comments
Hi everyone,
I would like to know if it's possible to manipulate a macro argument in Sjasm, in order to "split"' it in different arguments. Let's say I have this macro, which adds 'hl' and 'a'
...
INCDIR in Sjasm
Score: 164.27 %,
Type: Forum topic , Comments: 8 comments
Hello everyone,
Does someone know how to use the INCDIR directive in Sjasm ?
I can't seem to make it work properly.
I've tried :
incdir full_path
incdir "full_path"
incdir ..\relative_path
incdir ...
Set sprite size through BIOS ?
Score: 163.36 %,
Type: Forum topic , Comments: 4 comments
; VDP: screen 2
call INIGRP
; screen ,2
call DISSCR
ld hl, RG1SAV ; (RG1SAV: equ $f3e0 ; Content of VDP(1) register (R#1))
set 1, [hl] ; (first call to ENASCR will actually apply to the VDP)
; screen ,,0 ... instruction is actually doing ( https://github.com/apoloval/msx-system/blob/master/base/1.0/... ): ...
Is it possible to reproduce low-pass filter on PSG ?
Score: 163.26 %,
Type: Forum topic , Comments: 16 comments
results.
If you want to lower the volume a bit, enable the tone generator and set it to period 0 or 1, ... it to period 0 or 1, the inaudibly quick oscillation of the tone generator will halve the amplitude. ... fake lowpass filter https://www.dropbox.com/s/q7cvc8ze7nsl6xm/PSG%20fake%20lowpass%20filter.mp3?dl=0 ...
MG2 VDP frequency
Score: 163.09 %,
Type: Forum topic , Comments: 13 comments
of the code:
if (sync == VDP_SYNC_AUTO) {
vdp->palMask = ~0;
vdp->palValue = 0;
}
else if (sync == VDP_SYNC_50HZ) {
vdp->palMask = ~0x02;
vdp->palValue = 0x02;
}
else if (sync == VDP_SYNC_60HZ) {
vdp->palMask = ~0 ...
How do you keep a build number ?
Score: 162.99 %,
Type: Forum topic , Comments: 2 comments
way to do it, using the 'update' instruction:
module VERSION
major=0
minor=0 ... "0"+build/1000,"0"+(build mod 1000)/100
byte "0"+(build mod 100)/10,"0"+(build mod 10)
endmodule ...
Looking for Salamander (EUR)
Score: 163.31 %,
Type: Forum topic , Comments: 6 comments
Hi,
I'm looking for Salamander, european version.
Must have box and inlay, preferably with manual if possible.
The box must be in very good/good condition.
Thank you.
I have a structurally very I have a structurally very nice ...
