From 0427ab89f1753a44b30cbc35ce021cbbdc845109 Mon Sep 17 00:00:00 2001
From: Foghrye4 <foghrye4@gmail.com>
Date: Thu, 10 Aug 2017 18:52:45 +0300
Subject: fix missing source folder

---
 src/main/java/ihl/explosion/ExplosionEntityFX.java | 177 +++++++++++++++++++++
 1 file changed, 177 insertions(+)
 create mode 100644 src/main/java/ihl/explosion/ExplosionEntityFX.java

(limited to 'src/main/java/ihl/explosion/ExplosionEntityFX.java')

diff --git a/src/main/java/ihl/explosion/ExplosionEntityFX.java b/src/main/java/ihl/explosion/ExplosionEntityFX.java
new file mode 100644
index 0000000..ffa91fa
--- /dev/null
+++ b/src/main/java/ihl/explosion/ExplosionEntityFX.java
@@ -0,0 +1,177 @@
+package ihl.explosion;
+
+import java.util.Random;
+
+import ihl.utils.IHLMathUtils;
+import net.minecraft.client.particle.EntityFX;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.world.World;
+
+public class ExplosionEntityFX extends EntityFX {
+	
+	private float radius;
+	private static final Random random = new Random();
+	private final int[] particlesMaxAge;
+	private final int[] particlesTextureIndexX;
+	private final int[] particlesTextureIndexY;
+	private final double[][] startPos;
+	private final double[][] pos;
+	private final double[][] prevPos;
+	private final float[][] motion;
+	private final int[] center;
+	
+	public ExplosionEntityFX(World world, double x, double y, double z) 
+    {
+        super(world, x, y, z);
+        this.renderDistanceWeight = 5.0D;
+		int numParticles = 1;
+        particlesMaxAge = new int[numParticles];
+    	particlesTextureIndexX = new int[numParticles];
+    	particlesTextureIndexY= new int[numParticles];
+		startPos = new double[numParticles][3];
+		pos = new double[numParticles][3];
+		prevPos = new double[numParticles][3];
+		motion = new float[numParticles][3];
+		center = new int[3];
+	}
+    
+    public ExplosionEntityFX(World par1World, int centerX1, int centerY1, int centerZ1, float radius1)
+    {
+    	super(par1World, centerX1, centerY1, centerZ1, 0.0D, 0.0D, 0.0D);
+    	this.particleMaxAge = 100;
+		this.center = new int[3];
+    	this.lastTickPosX=this.posX=this.prevPosX=this.center[0]=centerX1;
+    	this.lastTickPosY=this.posY=this.prevPosY=this.center[1]=centerY1;
+    	this.lastTickPosZ=this.posZ=this.prevPosZ=this.center[2]=centerZ1;
+    	this.radius=radius1;
+		float r2 = radius*radius;
+		int numParticles = Math.min((int)(r2*radius/32)+64,512);
+		this.startPos = new double[numParticles][3];
+		this.pos = new double[numParticles][3];
+		this.prevPos = new double[numParticles][3];
+    	this.particleScale *= 40f;
+    	this.particlesMaxAge = new int[numParticles];
+    	this.particlesTextureIndexX = new int[numParticles];
+    	this.particlesTextureIndexY= new int[numParticles];
+		this.motion = new float[numParticles][3];
+		for(int i=0;i<numParticles;i++)
+		{
+			float fPosX = random.nextFloat()*2f-1f;
+			float fPosY = (random.nextFloat()*2f-1f)*IHLMathUtils.sqrt(1f-fPosX*fPosX);
+			float fPosZ = (random.nextFloat()*2f-1f)*IHLMathUtils.sqrt(1f-fPosX*fPosX-fPosY*fPosY);
+			fPosX *= radius1;
+			fPosY *= radius1;
+			fPosZ *= radius1;
+			prevPos[i][0] = pos[i][0] = startPos[i][0] = fPosX + centerX1;
+			prevPos[i][1] = pos[i][1] = startPos[i][1] = fPosY + centerY1;
+			prevPos[i][2] = pos[i][2] = startPos[i][2] = fPosZ + centerZ1;
+			particlesMaxAge[i] = random.nextInt(particleMaxAge-20)+16;
+	    	particlesTextureIndexY[i]=random.nextInt(8);
+		}
+    	this.noClip = true;
+    	this.renderDistanceWeight = 6.0D+radius1/2;
+    }
+
+	@Override
+    public void renderParticle(Tessellator tessellator, float interFrame, float rotationX, float rotationXZ, float rotationZ, float rotationYZ, float rotationXY)
+    {
+		for(int i=0;i<particlesMaxAge.length;i++)
+		{
+			float u1 = this.particlesTextureIndexX[i] / 16.0F;
+        	float u2 = u1 + 1F / 16.0F;
+        	float v1 = this.particlesTextureIndexY[i] / 8.0F;
+        	float v2 = v1 + 1F / 8.0F;
+        	float scale = 0.1F * this.particleScale;
+
+        	float fPosX = (float)(this.prevPos[i][0] - this.prevPosX + (this.pos[i][0] - this.prevPos[i][0]) * interFrame);
+        	float fPosY = (float)(this.prevPos[i][1] - this.prevPosY + (this.pos[i][1] - this.prevPos[i][1]) * interFrame);
+        	float fPosZ = (float)(this.prevPos[i][2] - this.prevPosZ + (this.pos[i][2] - this.prevPos[i][2]) * interFrame);
+        	tessellator.addVertexWithUV(
+        			fPosX - rotationX * scale - rotationYZ * scale, 
+        			fPosY - rotationXZ * scale, 
+        			fPosZ - rotationZ * scale - rotationXY * scale, 
+        			u2, v2);
+        	tessellator.addVertexWithUV(
+        			fPosX - rotationX * scale + rotationYZ * scale, 
+        			fPosY + rotationXZ * scale, 
+        			fPosZ - rotationZ * scale + rotationXY * scale, 
+        			u2, v1);
+        	tessellator.addVertexWithUV(
+        			fPosX + rotationX * scale + rotationYZ * scale, 
+        			fPosY + rotationXZ * scale, 
+        			fPosZ + rotationZ * scale + rotationXY * scale, 
+        			u1, v1);
+        	tessellator.addVertexWithUV(
+        			fPosX + rotationX * scale - rotationYZ * scale, 
+        			fPosY - rotationXZ * scale, 
+        			fPosZ + rotationZ * scale - rotationXY * scale, 
+        			u1, v2);
+		}
+    }
+	
+    @Override
+	public void onUpdate()
+    {
+		if (this.particleAge++ >= this.particleMaxAge)
+        {
+            this.setDead();
+        }
+		for(int i=0;i<particlesMaxAge.length;i++)
+		{
+	        this.prevPos[i][0] = this.pos[i][0];
+	        this.prevPos[i][1] = this.pos[i][1];
+	        this.prevPos[i][2] = this.pos[i][2];
+	        
+	        int maxFrameX = 15;
+	        int frameX = this.particleAge * maxFrameX / this.particlesMaxAge[i];
+	        if(frameX<=maxFrameX)
+	        {
+	        	this.particlesTextureIndexX[i] = frameX;
+	        }
+	        
+	        if(this.startPos[i][1] < this.center[1])
+	        {
+	        	IHLMathUtils.vector_add(this.motion[i], 
+	        			(float)(this.center[0]-this.pos[i][0])*0.0004f,
+	        			0.004f,
+	        			(float)(this.center[2]-this.pos[i][2])*0.0004f);
+	        }
+	        else
+	        {
+	        	float[] ring = new float[] {
+	        			(float)(this.startPos[i][0]-this.center[0]),
+	        			0f,
+	        			(float)(this.startPos[i][2]-this.center[2])};
+	        	IHLMathUtils.scale_vector_to_value(ring, radius*0.6f);
+	        	IHLMathUtils.vector_add(ring,
+	        			this.center[0],
+	        			(float)this.startPos[i][1]+this.particleAge*0.001f,
+	        			this.center[2]);
+	        	float[] from_point_to_ring = IHLMathUtils.vector_return_difference(ring,this.pos[i]);
+	        	float[] from_point_to_center = IHLMathUtils.vector_return_difference(this.center,this.pos[i]);
+	        	float[] tangent_to_ring = IHLMathUtils.vector_vector_multiply(from_point_to_ring, from_point_to_center);
+	        	float[] tangent_to_torus = IHLMathUtils.vector_vector_multiply(from_point_to_ring, tangent_to_ring);
+	        	IHLMathUtils.normalize_vector(tangent_to_torus);
+	        	IHLMathUtils.vector_add(this.motion[i],
+	        		from_point_to_ring[0]*0.01f + tangent_to_torus[0]*0.02f,
+	            	from_point_to_ring[1]*0.01f + tangent_to_torus[1]*0.02f + 0.004f,
+	            	from_point_to_ring[2]*0.01f + tangent_to_torus[2]*0.02f);
+	        }
+	        IHLMathUtils.vector_add(this.pos[i],this.motion[i]);
+        	IHLMathUtils.multiply_vector_to_value(this.motion[i], 0.98f);
+		}
+    }
+    
+    @Override
+    public void setParticleTextureIndex(int par1)
+    {
+            this.particleTextureIndexX = par1;
+    }
+    
+    @Override
+    public boolean shouldRenderInPass(int pass)
+    {
+    	return pass==1;
+    }
+
+}
-- 
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