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This commit is contained in:
Savya Bikram Shah
2026-05-07 14:18:36 +05:45
commit 2223b2d3ae
146 changed files with 8618 additions and 0 deletions
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Packages/com.voidbotz.fonepayunity/Runtime/QR/FonepayQRGenerator.Capacity.cs Normal file
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using System;
namespace Darkmatter.Fonepay
{
public static partial class FonepayQRGenerator
{
// [version-1][eccLevel] = (totalCodewords, ecCodewordsPerBlock, blocks)
static readonly (int total, int ecPerBlock, int blocks)[,] _caps =
{
{ (19, 7, 1), (16, 10, 1), (13, 13, 1), (9, 17, 1) },
{ (34, 10, 1), (28, 16, 1), (22, 22, 1), (16, 28, 1) },
{ (55, 15, 1), (44, 26, 1), (34, 18, 2), (26, 22, 2) },
{ (80, 20, 2), (64, 18, 2), (48, 26, 4), (36, 16, 4) },
{ (108, 26, 2), (86, 24, 2), (62, 18, 2), (46, 22, 2) },
{ (136, 18, 4), (108, 16, 4), (76, 24, 4), (60, 28, 4) },
{ (156, 20, 4), (124, 18, 4), (88, 18, 6), (66, 26, 4) },
{ (194, 24, 4), (154, 22, 4), (110, 22, 6), (86, 26, 4) },
{ (232, 30, 4), (182, 22, 5), (132, 20, 8), (100, 24, 4) },
{ (274, 18, 6), (216, 26, 6), (154, 24, 8), (122, 28, 6) },
};
static int DataCodewords(int ver, EccLevel ecc)
{
var (total, ecPer, blks) = _caps[ver - 1, (int)ecc];
return total - ecPer * blks;
}
static (int version, (int total, int ecPerBlock, int blocks) ecBlocks)
ChooseVersion(int byteLen, EccLevel ecc)
{
for (int v = 1; v <= 10; v++)
{
int dc = DataCodewords(v, ecc);
if (dc >= byteLen + 2)
return (v, _caps[v - 1, (int)ecc]);
}
throw new Exception($"Data too large for versions 1-10 (byte mode, ecc={ecc})");
}
}
}