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Optimise getTileInfo()

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getTileInfo() ~1.5x faster
getSmoothLight ~2.0x faster
This commit is contained in:
Craig Robbins 2014-11-20 13:36:58 +10:00
parent fcdb1a8fc2
commit ea404979e1
2 changed files with 40 additions and 46 deletions
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20
src/mapnode.cpp
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@ -26,6 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "serialization.h" // For ser_ver_supported
#include "util/serialize.h"
#include "log.h"
#include "util/numeric.h"
#include <string>
#include <sstream>
@ -77,19 +78,14 @@ u8 MapNode::getLight(enum LightBank bank, INodeDefManager *nodemgr) const
{
// Select the brightest of [light source, propagated light]
const ContentFeatures &f = nodemgr->get(*this);
u8 light = 0;
u8 light;
if(f.param_type == CPT_LIGHT)
{
if(bank == LIGHTBANK_DAY)
light = param1 & 0x0f;
else if(bank == LIGHTBANK_NIGHT)
light = (param1>>4)&0x0f;
else
assert(0);
}
if(f.light_source > light)
light = f.light_source;
return light;
light = bank == LIGHTBANK_DAY ? param1 & 0x0f : (param1 >> 4) & 0x0f;
else
light = 0;
return MYMAX(f.light_source, light);
}
bool MapNode::getLightBanks(u8 &lightday, u8 &lightnight, INodeDefManager *nodemgr) const