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Vanilla-alike Explosions

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This commit is contained in:
Shoghi Cervantes 2013-09-07 01:28:15 +02:00
parent 24211764ce
commit 0ddc48ca80
2 changed files with 42 additions and 34 deletions
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2
src/material/block/misc/TNT.php
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@ -31,7 +31,7 @@ class TNTBlock extends SolidBlock{
if(($player->gamemode & 0x01) === 0){
$item->useOn($this);
}
$explosion = new Explosion($this->level, $this, 3);
$explosion = new Explosion(new Position($this->x + 0.5, $this->y, $this->z + 0.5, $this->level), 4);
$explosion->explode();
return true;
}

72
src/world/Explosion.php
View File

@ -20,14 +20,14 @@
*/
class Explosion{
private $i = 8; //Rays
private $i = 12; //Rays
public $level;
public $source;
public $size;
public $affectedBlocks = array();
public function __construct(Level $level, Vector3 $center, $size){
$this->level = $level;
public function __construct(Position $center, $size){
$this->level = $center->level;
$this->source = $center;
$this->size = max($size, 0);
}
@ -41,7 +41,7 @@ class Explosion{
))){
return false;
}
$airblock = new AirBlock();
$drops = array();
for($i = 0; $i < $this->i; ++$i){
for($j = 0; $j < $this->i; ++$j){
@ -55,50 +55,58 @@ class Explosion{
$d4 /= $d6;
$d5 /= $d6;
$f1 = $this->size * (0.7 + (mt_rand(0, 1000000) / 1000000) * 0.6);
$d0 = $this->source->x;
$d1 = $this->source->y;
$d2 = $this->source->z;
$blastForce = $this->size * (mt_rand(700, 1300) / 1000);
$X = $this->source->x;
$Y = $this->source->y;
$Z = $this->source->z;
for($f2 = 0.3; $f1 > 0; $f1 -= $f2 * 0.75){
$l = (int) $d0;
$i1 = (int) $d1;
$j1 = (int) $d2;
$k1 = $this->level->getBlock(new Vector3($l, $i1, $j1));
for($stepLen = 0.3; $blastForce > 0; $blastForce -= $stepLen * 0.75){
$x = (int) $X;
$y = (int) $Y;
$z = (int) $Z;
$block = $this->level->getBlock(new Vector3($x, $y, $z));
$f1 -= ($k1->getHardness() / 5 + 0.3) * $f2;
if(!($k1 instanceof AirBlock) and $f1 > 0 and $i1 < 128 and $i1 >= 0){
$this->level->setBlockRaw(new Vector3($l, $i1, $j1), $airblock, false, false); //Do not send record
$this->affectedBlocks[$l.$i1.$j1] = new Vector3($l - $this->source->x, $i1 - $this->source->y, $j1 - $this->source->z);
if(mt_rand(0, 100) < 30){
$drops[] = array(new Position($l, $i1, $j1, $this->level), BlockAPI::getItem($k1->getID(), $k1->getMetadata()));
if(!($block instanceof AirBlock) and $y < 128 and $y >= 0){
$blastForce -= ($block->getHardness() / 5 + 0.3) * $stepLen;
if($blastForce > 0){
$this->affectedBlocks[$x.":".$y.":".$z] = $block;
}
}
$d0 += $d3 * $f2;
$d1 += $d4 * $f2;
$d2 += $d5 * $f2;
$X += $d3 * $stepLen;
$Y += $d4 * $stepLen;
$Z += $d5 * $stepLen;
}
}
}
}
}
$send = array();
$airblock = new AirBlock();
$source = $this->source->floor();
foreach($server->api->entity->getRadius($this->source, 10) as $entity){
$impact = (1 - $this->source->distance($entity) / 10);
$damage = (int) (($impact * $impact + $impact) * 4 * $this->size + 1);
$entity->harm($damage, "explosion");
}
foreach($this->affectedBlocks as $block){
$this->level->setBlockRaw($block, $airblock, false, false); //Do not send record
$send[] = new Vector3($block->x - $source->x, $block->y - $source->y, $block->z - $source->z);
if(mt_rand(0, 100) < 30){
$server->api->entity->drop(new Position($block->x + 0.5, $block->y, $block->z + 0.5, $this->level), BlockAPI::getItem($block->getID(), $block->getMetadata()));
}
}
$server->api->player->broadcastPacket($server->api->player->getAll($this->level), MC_EXPLOSION, array(
"x" => $this->source->x,
"y" => $this->source->y,
"z" => $this->source->z,
"radius" => $this->size,
"records" => $this->affectedBlocks,
"records" => $send,
));
foreach($server->api->entity->getRadius($this->source, 10) as $entity){
$impact = (1 - $this->source->distance($entity) / 10);
$damage = (int) (($impact * $impact + $impact) * 4 * $this->size + 1);
$entity->harm($damage, "explosion");
}
foreach($drops as $drop){
$server->api->entity->drop($drop[0], $drop[1]);
}
}
}