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Implement new effect: bit-crusher.

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Maybe a combined hold/bit-crusher effect is needed someday.
This commit is contained in:
Veikko Sariola
2020-05-16 23:22:31 +03:00
parent 6a0a2fc36c
commit d87d2e22cf
7 changed files with 109 additions and 0 deletions
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21
src/opcodes/effects.asm
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@ -78,6 +78,27 @@ su_op_hold_holding:
%endif ; HOLD_ID > -1
;-------------------------------------------------------------------------------
; CRUSH Tick
;-------------------------------------------------------------------------------
%if CRUSH_ID > -1
SECT_TEXT(sucrush)
EXPORT MANGLE_FUNC(su_op_crush,0)
%ifdef INCLUDE_STEREO_CRUSH
jnc su_op_crush_mono
call su_stereo_filterhelper
%define INCLUDE_STEREO_FILTERHELPER
su_op_crush_mono:
%endif
fdiv dword [edx+su_crush_ports.resolution]
frndint
fmul dword [edx+su_crush_ports.resolution]
ret
%endif ; CRUSH_ID > -1
;-------------------------------------------------------------------------------
; GAIN Tick
;-------------------------------------------------------------------------------