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This commit is contained in:
Ian Gulliver
2023-12-30 21:00:37 -07:00
parent 780a9b599b
commit 58e3a477ef
3 changed files with 18 additions and 25 deletions
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8
codes/codes.go
View File

@@ -8,10 +8,8 @@ type Code struct {
var codes = [256]Code{ var codes = [256]Code{
{Value: 0b0000, Bits: 4}, {Value: 0b0000, Bits: 4},
{Value: 0b0001, Bits: 4}, {Value: 0b0001, Bits: 4},
{Value: 0b00100, Bits: 5}, {Value: 0b0010, Bits: 4},
{Value: 0b00101, Bits: 5}, {Value: 0b0011, Bits: 4},
{Value: 0b00110, Bits: 5},
{Value: 0b00111, Bits: 5},
{Value: 0b01000, Bits: 5}, {Value: 0b01000, Bits: 5},
{Value: 0b01001, Bits: 5}, {Value: 0b01001, Bits: 5},
{Value: 0b01010, Bits: 5}, {Value: 0b01010, Bits: 5},
@@ -262,6 +260,8 @@ var codes = [256]Code{
{Value: 0b1111111011, Bits: 10}, {Value: 0b1111111011, Bits: 10},
{Value: 0b1111111100, Bits: 10}, {Value: 0b1111111100, Bits: 10},
{Value: 0b1111111101, Bits: 10}, {Value: 0b1111111101, Bits: 10},
{Value: 0b1111111110, Bits: 10},
{Value: 0b1111111111, Bits: 10},
} }
func CodeForIndex(index int) Code { func CodeForIndex(index int) Code {

12
genseed/genseed.go
View File

@@ -24,26 +24,16 @@ func main() {
chat := seeds.ChatState() chat := seeds.ChatState()
log.Printf("chat=%d [%s]", totalLength(chat, samples), chat) log.Printf("chat=%d [%s]", totalLength(chat, samples), chat)
chatOpt := optimize(chat, samples)
if chatOpt == nil {
log.Printf("\toptimal from further additions")
} else {
log.Printf("\tnot optimal [%s]", chatOpt)
}
opt := optimize(state.NewState(), samples) opt := optimize(state.NewState(), samples)
log.Printf("opt=%d [%s]", totalLength(opt, samples), opt) log.Printf("opt=%d [%s]", totalLength(opt, samples), opt)
} }
func optimize(st *state.State, samples [][]byte) *state.State { func optimize(st *state.State, samples [][]byte) *state.State {
var best *state.State
for true { for true {
better := optimize2(st, samples) better := optimize2(st, samples)
if better == nil { if better == nil {
return best return st
} }
best = better
st = better st = better
log.Printf("\titer=%d [%s]", totalLength(st, samples), st) log.Printf("\titer=%d [%s]", totalLength(st, samples), st)
} }

19
seeds/seeds.go
View File

@@ -5,19 +5,22 @@ import (
) )
var chatState = newStateFromSeed([][]byte{ var chatState = newStateFromSeed([][]byte{
/* 01 */ []byte("',.0:?CIbgjkpvxz\xea"), /* 01 */ []byte("',.?CIbcfjkpvxz\xea"),
/* 02 */ []byte("\nfw"), /* 02 */ []byte("dgwy"),
/* 03 */ []byte("cdmuy"), /* 03 */ []byte("\nmru"),
/* 04 */ []byte("l"), /* 04 */ []byte("l"),
/* 05 */ []byte("r"), /* 05 */ []byte("hns"),
/* 06 */ []byte("t"), /* 06 */ []byte("a"),
/* 07 */ []byte("ahos"), /* 07 */ []byte(""),
/* 08 */ []byte("in"), /* 08 */ []byte("i"),
/* 09 */ []byte(""), /* 09 */ []byte(""),
/* 10 */ []byte(" "), /* 10 */ []byte(" "),
/* 11 */ []byte(""), /* 11 */ []byte(""),
/* 12 */ []byte(""), /* 12 */ []byte(""),
/* 13 */ []byte("e"), /* 13 */ []byte(""),
/* 14 */ []byte("et"),
/* 15 */ []byte(""),
/* 16 */ []byte("o"),
}) })
func ChatState() *state.State { func ChatState() *state.State {