curioustorvald/tsvm
1
0
Fork 0
mirror of https://github.com/curioustorvald/tsvm.git synced 2026-06-09 22:54:03 +09:00
Code Issues Packages Projects Releases Wiki Activity

psg.mjs

Browse Source
This commit is contained in:
minjaesong
2026-04-16 02:05:21 +09:00
parent 1208690c4f
commit 2ac084acd7
7 changed files with 367 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
assets/disk0/tvdos/include/pcm.mjs
View File

@@ -1,3 +1,8 @@
/**
* LibPCM — PCM decoder for TSVM
* @author CuriousTorvald
*/
const HW_SAMPLING_RATE = 32000
function printdbg(s) { if (0) serial.println(s) }
function printvis(s) { if (0) println(s) }
@@ -29,7 +34,7 @@ function s16Tou8(i) {
}
function u16Tos16(i) { return (i > 32767) ? i - 65536 : i }
function randomRound(k) {
let rnd = (Math.random() + Math.random()) / 2.0 // this produces triangular distribution
let rnd = Math.random() // note to self: no triangular here
return (rnd < (k - (k|0))) ? Math.ceil(k) : Math.floor(k)
}
function lerp(start, end, x) {