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Code Issues Releases Wiki Activity

Simplify format_cp_aligned_dot()

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closes https://github.com/official-stockfish/Stockfish/pull/3583

No functional change
This commit is contained in:
Stéphane Nicolet 2021-06-23 09:55:42 +02:00 • committed by Joost VandeVondele
parent 7cfc1f9b15
commit b51b094419
1 changed files with 21 additions and 44 deletions
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65
src/nnue/evaluate_nnue.cpp
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@ -227,69 +227,46 @@ namespace Stockfish::Eval::NNUE {
static const std::string PieceToChar(" PNBRQK pnbrqk");
// Requires the buffer to have capacity for at least 5 values
// format_cp_compact() converts a Value into (centi)pawns and writes it in a buffer.
// The buffer must have capacity for at least 5 chars.
static void format_cp_compact(Value v, char* buffer) {
buffer[0] = (v < 0 ? '-' : v > 0 ? '+' : ' ');
int cp = std::abs(100 * v / PawnValueEg);
if (cp >= 10000)
{
buffer[1] = '0' + cp / 10000; cp %= 10000;
buffer[2] = '0' + cp / 1000; cp %= 1000;
buffer[3] = '0' + cp / 100; cp %= 100;
buffer[4] = ' ';
buffer[1] = '0' + cp / 10000; cp %= 10000;
buffer[2] = '0' + cp / 1000; cp %= 1000;
buffer[3] = '0' + cp / 100; cp %= 100;
buffer[4] = ' ';
}
else if (cp >= 1000)
{
buffer[1] = '0' + cp / 1000; cp %= 1000;
buffer[2] = '0' + cp / 100; cp %= 100;
buffer[3] = '.';
buffer[4] = '0' + cp / 10;
buffer[1] = '0' + cp / 1000; cp %= 1000;
buffer[2] = '0' + cp / 100; cp %= 100;
buffer[3] = '.';
buffer[4] = '0' + cp / 10;
}
else
{
buffer[1] = '0' + cp / 100; cp %= 100;
buffer[2] = '.';
buffer[3] = '0' + cp / 10; cp %= 10;
buffer[4] = '0' + cp / 1;
buffer[1] = '0' + cp / 100; cp %= 100;
buffer[2] = '.';
buffer[3] = '0' + cp / 10; cp %= 10;
buffer[4] = '0' + cp / 1;
}
}
// Requires the buffer to have capacity for at least 7 values
// format_cp_aligned_dot() converts a Value into (centi)pawns and writes it in a buffer,
// always keeping two decimals. The buffer must have capacity for at least 7 chars.
static void format_cp_aligned_dot(Value v, char* buffer) {
buffer[0] = (v < 0 ? '-' : v > 0 ? '+' : ' ');
int cp = std::abs(100 * v / PawnValueEg);
if (cp >= 10000)
{
buffer[1] = '0' + cp / 10000; cp %= 10000;
buffer[2] = '0' + cp / 1000; cp %= 1000;
buffer[3] = '0' + cp / 100; cp %= 100;
buffer[4] = '.';
buffer[5] = '0' + cp / 10; cp %= 10;
buffer[6] = '0' + cp;
}
else if (cp >= 1000)
{
buffer[1] = ' ';
buffer[2] = '0' + cp / 1000; cp %= 1000;
buffer[3] = '0' + cp / 100; cp %= 100;
buffer[4] = '.';
buffer[5] = '0' + cp / 10; cp %= 10;
buffer[6] = '0' + cp;
}
else
{
buffer[1] = ' ';
buffer[2] = ' ';
buffer[3] = '0' + cp / 100; cp %= 100;
buffer[4] = '.';
buffer[5] = '0' + cp / 10; cp %= 10;
buffer[6] = '0' + cp / 1;
}
double cp = 1.0 * std::abs(int(v)) / PawnValueEg;
sprintf(&buffer[1], "%6.2f", cp);
}