first commit

Minecraft.Client/EchantmentTableParticle.cpp

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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 = (int) (Math::random() * 10) + 30;
+	noPhysics = true;
+	setMiscTex( (int) (Math::random() * 26 + 1 + 14 * 16) );
+}
+
+int EchantmentTableParticle::getLightColor(float a)
+{
+	int br = Particle::getLightColor(a);
+
+	float pos = age / (float) lifetime;
+	pos = pos * pos;
+	pos = pos * pos;
+
+	int br1 = (br) & 0xff;
+	int br2 = (br >> 16) & 0xff;
+	br2 += (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 / (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 / (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();
+}