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<?php | |
define("BAILOUT",16); | |
define("MAX_ITERATIONS",1000); | |
class Mandelbrot | |
{ | |
function __construct() | |
{ | |
$d1 = microtime(1); | |
for ($y = -39; $y < 39; $y++) { | |
for ($x = -39; $x < 39; $x++) { | |
if ($this->iterate($x/40.0,$y/40.0) == 0) | |
echo("*"); | |
else | |
echo(" "); | |
} | |
echo("\n"); | |
} | |
$d2 = microtime(1); | |
$diff = $d2 - $d1; | |
printf("\nPHP Elapsed %0.3f\n", $diff); | |
} | |
function iterate($x,$y) | |
{ | |
$cr = $y-0.5; | |
$ci = $x; | |
$zr = 0.0; | |
$zi = 0.0; | |
$i = 0; | |
while (true) { | |
$i++; | |
$temp = $zr * $zi; | |
$zr2 = $zr * $zr; | |
$zi2 = $zi * $zi; | |
$zr = $zr2 - $zi2 + $cr; | |
$zi = $temp + $temp + $ci; | |
if ($zi2 + $zr2 > BAILOUT) | |
return $i; | |
if ($i > MAX_ITERATIONS) | |
return 0; | |
} | |
} | |
} | |
ob_start(); | |
$m = new Mandelbrot(); | |
ob_end_flush(); | |
ob_start(); | |
$m = new Mandelbrot(); | |
ob_end_flush(); | |
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date.timezone=GMT | |
max_execution_time=600 | |
memory_limit=1G | |
user_ini.filename= | |
realpath_cache_size=2M | |
cgi.check_shebang_line=0 | |
;error_reporting=E_ALL | E_STRICT | |
;display_errors=1 | |
;log_errors=1 | |
;report_zend_debug=1 | |
error_reporting=0 | |
display_errors=0 | |
log_errors=0 | |
zend_extension=opcache.so | |
opcache.enable=1 | |
opcache.enable_cli=1 | |
opcache.optimization_level=-1 | |
;opcache.protect_memory=1 | |
opcache.jit_buffer_size=32M | |
opcache.fast_shutdown=1 | |
opcache.validate_timestamps=1 | |
;opcache.revalidate_path=1 | |
opcache.revalidate_freq=60 | |
opcache.use_cwd=1 | |
opcache.max_accelerated_files=100000 | |
opcache.max_wasted_percentage=5 | |
opcache.memory_consumption=128 | |
opcache.consistency_checks=0 | |
opcache.huge_code_pages=1 | |
;opcache.enable_file_override=1 | |
zend.assertions=-1 | |
;opcache.file_cache=/tmp/opcache | |
;opcache.file_cache_only=1 | |
;opcache.file_cache_consistency_checks=0 | |
;opcache.preload=/home/dmitry/php/usr/php-trunk/etc/preload.php | |
;opcache.jit=1204 | |
;opcache.jit_hot_loop=1 | |
;opcache.jit_hot_func=1 | |
;opcache.jit_hot_return=1 | |
;opcache.jit_hot_side_exit=1 | |
;opcache.jit_blacklist_root_trace=16 | |
;opcache.jit_blacklist_side_trace=8 | |
;opcache.jit_max_loops_unroll=1 | |
;opcache.jit_max_recursive_calls=2 | |
;opcache.jit_max_recursive_returns=2 | |
;opcache.jit_max_polymorphic_calls=2 |
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