first commit

Minecraft.Client/DragonBreathParticle.cpp

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+#include "stdafx.h"
+#include "..\Minecraft.World\JavaMath.h"
+#include "DragonBreathParticle.h"
+
+void DragonBreathParticle::init(Level *level, double x, double y, double z, double xa, double ya, double za, float scale)
+{
+    xd *= 0.1f;
+    yd *= 0.1f;
+    zd *= 0.1f;
+    xd = xa; //+= xa;
+    yd = ya; //+= ya;
+    zd = za; //+= za;
+
+	unsigned int cMin = Minecraft::GetInstance()->getColourTable()->getColor( eMinecraftColour_Particle_DragonBreathMin ); //0xb700d2
+	unsigned int cMax = Minecraft::GetInstance()->getColourTable()->getColor( eMinecraftColour_Particle_DragonBreathMax ); //0xdf00f9
+	double rMin = ( (cMin>>16)&0xFF )/255.0f, gMin = ( (cMin>>8)&0xFF )/255.0, bMin = ( cMin&0xFF )/255.0;
+	double rMax = ( (cMax>>16)&0xFF )/255.0f, gMax = ( (cMax>>8)&0xFF )/255.0, bMax = ( cMax&0xFF )/255.0;
+
+    rCol = (rMax - rMin) * Math::random() + rMin; // 184/255 -- 224/255
+	gCol = (gMax - gMin) * Math::random() + gMin; // 0,0
+	bCol = (bMax - bMin) * Math::random() + bMin; // 210/255 -- 250/255
+
+    size *= 0.75f;
+    size *= scale;
+    oSize = size;
+
+    lifetime = (int) (20 / (Math::random() * 0.8 + 0.2));
+    lifetime = (int) (lifetime * scale);
+    noPhysics = false;
+
+	m_bHasHitGround = false;
+}
+
+DragonBreathParticle::DragonBreathParticle(Level *level, double x, double y, double z, double xa, double ya, double za) : Particle(level, x, y, z, 0, 0, 0)
+{
+	init(level, x, y, z, xa, ya, za, 1);
+}
+
+DragonBreathParticle::DragonBreathParticle(Level *level, double x, double y, double z, double xa, double ya, double za, float scale) : Particle(level, x, y, z, 0, 0, 0)
+{
+	init(level, x, y, z, xa, ya, za, scale);
+}
+
+void DragonBreathParticle::render(Tesselator *t, float a, float xa, float ya, float za, float xa2, float za2)
+{
+    float l = ((age + a) / lifetime) * 32;
+    if (l < 0) l = 0;
+    if (l > 1) l = 1;
+
+    size = oSize * l;
+    Particle::render(t, a, xa, ya, za, xa2, za2);
+}
+
+void DragonBreathParticle::tick()
+{
+    xo = x;
+    yo = y;
+    zo = z;
+
+    if (age++ >= lifetime) remove();
+
+    setMiscTex( ( 3 * age / lifetime) + 5 );
+
+	if(onGround)
+	{
+		yd = 0;
+		m_bHasHitGround = true;
+	}
+
+	if(m_bHasHitGround) yd += 0.002; //0.004;
+
+    move(xd, yd, zd);
+    if (y == yo)
+	{
+        xd *= 1.1;
+        zd *= 1.1;
+    }
+    xd *= 0.96f;
+    zd *= 0.96f;
+
+	if(m_bHasHitGround) yd *= 0.96f;
+
+ //   if (onGround)
+	//{
+ //       xd *= 0.7f;
+ //       zd *= 0.7f;
+ //   }
+}
+
+int DragonBreathParticle::getParticleTexture()
+{
+	return ParticleEngine::DRAGON_BREATH_TEXTURE;
+}
+
+float DragonBreathParticle::getBrightness(float a)
+{
+	float l = ((age + a) / lifetime) * 32;
+    if (l < 0) l = 0;
+    if (l > 1) l = 1;
+
+	float brightness = (0.5f / l) + 0.5f;
+
+	return brightness;
+}