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#include "stdafx.h"
#include "..\Minecraft.World\JavaMath.h"
#include "EchantmentTableParticle.h"
EchantmentTableParticle::EchantmentTableParticle(Level *level, double x, double y, double z, double xd, double yd, double zd) : Particle(level, x, y, z, xd, yd, zd)
{
this->xd = xd;
this->yd = yd;
this->zd = zd;
this->xStart = this->x = x;
this->yStart = this->y = y;
this->zStart = this->z = z;
unsigned int clr = Minecraft::GetInstance()->getColourTable()->getColor( eMinecraftColour_Particle_EnchantmentTable ); //0xE5E5FF
double r = ( (clr>>16)&0xFF )/255.0f, g = ( (clr>>8)&0xFF )/255.0, b = ( clr&0xFF )/255.0;
float br = random->nextFloat() * 0.6f + 0.4f;
rCol = r * br;
gCol = g * br;
bCol = b * br;
oSize = size = random->nextFloat() * 0.5f + 0.2f;
lifetime = static_cast<int>(Math::random() * 10) + 30;
noPhysics = true;
setMiscTex( static_cast<int>(Math::random() * 26 + 1 + 14 * 16) );
}
int EchantmentTableParticle::getLightColor(float a)
{
int br = Particle::getLightColor(a);
float pos = age / static_cast<float>(lifetime);
pos = pos * pos;
pos = pos * pos;
int br1 = (br) & 0xff;
int br2 = (br >> 16) & 0xff;
br2 += static_cast<int>(pos * 15 * 16);
if (br2 > 15 * 16) br2 = 15 * 16;
return br1 | br2 << 16;
}
float EchantmentTableParticle::getBrightness(float a)
{
float br = Particle::getBrightness(a);
float pos = age / static_cast<float>(lifetime);
pos = pos * pos;
pos = pos * pos;
return br * (1 - pos) + pos;
}
void EchantmentTableParticle::tick()
{
xo = x;
yo = y;
zo = z;
float pos = age / static_cast<float>(lifetime);
pos = 1 - pos;
float pp = 1 - pos;
pp = pp * pp;
pp = pp * pp;
x = xStart + xd * pos;
y = yStart + yd * pos - pp * 1.2f;
z = zStart + zd * pos;
if (age++ >= lifetime) remove();
}
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