Apple-2-SW/dos33fsprogs
1
0
Fork 0
mirror of https://github.com/deater/dos33fsprogs.git synced 2024-12-30 22:32:48 +00:00
Code Issues Projects Releases Wiki Activity

pt3: have calculate_note() in theory all implemented

Browse Source
This commit is contained in:
Vince Weaver 2019-05-12 20:55:13 -04:00
parent 552d2e52c2
commit 4e51fe3e57
1 changed files with 78 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

96
pt3_player/pt3_lib.s
View File

@ -40,6 +40,14 @@ NOTE_NOISE_SLIDING=32
NOTE_AMPLITUDE_SLIDING=33
NOTE_ONOFF_DELAY=34
NOTE_OFFON_DELAY=35
NOTE_TONE_SLIDE_STEP_L=36
NOTE_TONE_SLIDE_STEP_H=37
NOTE_TONE_SLIDE_DELAY=38
NOTE_SIMPLE_GLISS=39
NOTE_TONE_SLIDING=41
NOTE_SLIDE_TO_NOTE=42
NOTE_TONE_DELTA=43
NOTE_TONE_SLIDE_TO_STEP=44
note_a:
.byte 'A' ; NOTE_WHICH
@ -78,6 +86,14 @@ note_a:
.byte $0 ; NOTE_AMPLITUDE_SLIDING
.byte $0 ; NOTE_ONOFF_DELAY
.byte $0 ; NOTE_OFFON_DELAY
.byte $0 ; NOTE_TONE_SLIDE_STEP_L
.byte $0 ; NOTE_TONE_SLIDE_STEP_H
.byte $0 ; NOTE_TONE_SLIDE_DELAY
.byte $0 ; NOTE_SIMPLE_GLISS
.byte $0 ; NOTE_TONE_SLIDING
.byte $0 ; NOTE_SLIDE_TO_NOTE
.byte $0 ; NOTE_TONE_DELTA
.byte $0 ; NOTE_TONE_SLIDE_TO_STEP
note_b:
.byte 'B' ; NOTE_WHICH
@ -116,6 +132,14 @@ note_b:
.byte $0 ; NOTE_AMPLITUDE_SLIDING
.byte $0 ; NOTE_ONOFF_DELAY
.byte $0 ; NOTE_OFFON_DELAY
.byte $0 ; NOTE_TONE_SLIDE_STEP_L
.byte $0 ; NOTE_TONE_SLIDE_STEP_H
.byte $0 ; NOTE_TONE_SLIDE_DELAY
.byte $0 ; NOTE_SIMPLE_GLISS
.byte $0 ; NOTE_TONE_SLIDING
.byte $0 ; NOTE_SLIDE_TO_NOTE
.byte $0 ; NOTE_TONE_DELTA
.byte $0 ; NOTE_TONE_SLIDE_TO_STEP
note_c:
.byte 'C' ; NOTE_WHICH
@ -154,6 +178,14 @@ note_c:
.byte $0 ; NOTE_AMPLITUDE_SLIDING
.byte $0 ; NOTE_ONOFF_DELAY
.byte $0 ; NOTE_OFFON_DELAY
.byte $0 ; NOTE_TONE_SLIDE_STEP_L
.byte $0 ; NOTE_TONE_SLIDE_STEP_H
.byte $0 ; NOTE_TONE_SLIDE_DELAY
.byte $0 ; NOTE_SIMPLE_GLISS
.byte $0 ; NOTE_TONE_SLIDING
.byte $0 ; NOTE_SLIDE_TO_NOTE
.byte $0 ; NOTE_TONE_DELTA
.byte $0 ; NOTE_TONE_SLIDE_TO_STEP
pt3_version: .byte $0
pt3_frequency_table: .byte $0
@ -476,26 +508,54 @@ note_not_too_high:
sta note_a+NOTE_TONE_H
;=====================
; handle sliding
; handle tone sliding
; if (a->tone_slide_count > 0) {
; a->tone_slide_count--;
; if (a->tone_slide_count==0) {
; a->tone_sliding+=a->tone_slide_step;
; a->tone_slide_count = a->tone_slide_delay;
; if (!a->simplegliss) {
; if ( ((a->tone_slide_step < 0) &&
; (a->tone_sliding <= a->tone_delta)) ||
; ((a->tone_slide_step >= 0) &&
; (a->tone_sliding >= a->tone_delta)) ) {
; a->note = a->slide_to_note;
; a->tone_slide_count = 0;
; a->tone_sliding = 0;
; }
; }
; }
; }
lda note_a+NOTE_TONE_SLIDE_COUNT
bmi no_tone_sliding ; if (a->tone_slide_count > 0) {
dec note_a+NOTE_TONE_SLIDE_COUNT ; a->tone_slide_count--;
bne no_tone_sliding ; if (a->tone_slide_count==0) {
; a->tone_sliding+=a->tone_slide_step
clc
lda note_a+NOTE_TONE_SLIDING_L
adc note_a+NOTE_TONE_SLIDE_STEP_L
sta note_a+NOTE_TONE_SLIDING_L
lda note_a+NOTE_TONE_SLIDING_H
adc note_a+NOTE_TONE_SLIDE_STEP_H
sta note_a+NOTE_TONE_SLIDING_H
; a->tone_slide_count = a->tone_slide_delay;
lda note_a+NOTE_TONE_SLIDE_DELAY
sta note_a+NOTE_TONE_SLIDE_COUNT
lda note_a+NOTE_SIMPLE_GLISS
bne no_tone_sliding ; if (!a->simplegliss) {
check1:
lda note_a+NOTE_TONE_SLIDE_STEP_H
bpl check2 ; if ( ((a->tone_slide_step < 0) &&
lda note_a+NOTE_TONE_SLIDING
cmp note_a+NOTE_TONE_DELTA
bcc slide_to_note ; (a->tone_sliding <= a->tone_delta)) ||
beq slide_to_note
check2:
lda note_a+NOTE_TONE_SLIDE_STEP_H
bmi no_tone_sliding ; ((a->tone_slide_step >= 0) &&
lda note_a+NOTE_TONE_SLIDING
cmp note_a+NOTE_TONE_DELTA
bcc no_tone_sliding ; blt (a->tone_sliding >= a->tone_delta)) {
slide_to_note:
lda note_a+NOTE_SLIDE_TO_NOTE
sta note_a+NOTE_NOTE ; a->note = a->slide_to_note;
lda #0
sta note_a+NOTE_TONE_SLIDE_COUNT
sta note_a+NOTE_TONE_SLIDING
no_tone_sliding:
;====================
; set amplitude