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#include "stdafx.h"
#include "EnderParticle.h"
#include "..\Minecraft.World\JavaMath.h"
#include "..\Minecraft.World\Random.h"
// 4J Stu - This class was originally "PortalParticle" but I have split the two uses of the particle
// End creatures/items (e.g. EnderMan, EyeOfEnder, etc) use this particle
EnderParticle::EnderParticle(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;
// 4J-JEV: Set particle colour from colour-table.
unsigned int col = Minecraft::GetInstance()->getColourTable()->getColor( eMinecraftColour_Particle_Ender ); //0xE54CFF
rCol = ( (col>>16)&0xFF )/255.0f, gCol = ( (col>>8)&0xFF )/255.0, bCol = ( col&0xFF )/255.0;
float br = random->nextFloat() * 0.6f + 0.4f;
rCol *= br; gCol *= br; bCol *= br;
//rCol = gCol = bCol = 1.0f*br;
//gCol *= 0.3f;
//rCol *= 0.9f;
oSize = size = random->nextFloat()*0.2f+0.5f;
lifetime = static_cast<int>(Math::random() * 10) + 40;
noPhysics = true;
setMiscTex(static_cast<int>(Math::random() * 8));
}
void EnderParticle::render(Tesselator *t, float a, float xa, float ya, float za, float xa2, float za2)
{
float s = (age + a) / static_cast<float>(lifetime);
s = 1-s;
s = s*s;
s = 1-s;
size = oSize * (s);
Particle::render(t, a, xa, ya, za, xa2, za2);
}
// 4J - brought forward from 1.8.2
int EnderParticle::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 EnderParticle::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 EnderParticle::tick()
{
xo = x;
yo = y;
zo = z;
float pos = age/static_cast<float>(lifetime);
float a = pos;
pos = -pos+pos*pos*2;
// pos = pos*pos;
// pos = pos*pos;
pos = 1-pos;
x = xStart+xd*pos;
y = yStart+yd*pos+(1-a);
z = zStart+zd*pos;
// spd+=0.002/lifetime*age;
if (age++ >= lifetime) remove();
// move(xd*spd, yd*spd, zd*spd);
}
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