222 lines
6.2 KiB
Java
222 lines
6.2 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.client.render.effects;
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import java.util.Random;
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import net.minecraft.client.Minecraft;
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import net.minecraft.client.particle.EntityFX;
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import net.minecraft.client.renderer.WorldRenderer;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.util.MathHelper;
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import net.minecraft.world.World;
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public class LightningFX extends EntityFX
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{
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private static final Random RANDOM_GENERATOR = new Random();
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final int steps = this.getSteps();
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final double[][] Steps;
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private final double[] vertices = new double[3];
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private final double[] verticesWithUV = new double[3];
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float currentPoint = 0;
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boolean hasData = false;
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public LightningFX( World w, double x, double y, double z, double r, double g, double b )
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{
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this( w, x, y, z, r, g, b, 6 );
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this.regen();
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}
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protected LightningFX( World w, double x, double y, double z, double r, double g, double b, int maxAge )
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{
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super( w, x, y, z, r, g, b );
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this.Steps = new double[this.steps][3];
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this.motionX = 0;
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this.motionY = 0;
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this.motionZ = 0;
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this.particleMaxAge = maxAge;
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this.noClip = true;
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}
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protected void regen()
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{
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double lastDirectionX = ( RANDOM_GENERATOR.nextDouble() - 0.5 ) * 0.9;
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double lastDirectionY = ( RANDOM_GENERATOR.nextDouble() - 0.5 ) * 0.9;
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double lastDirectionZ = ( RANDOM_GENERATOR.nextDouble() - 0.5 ) * 0.9;
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for( int s = 0; s < this.steps; s++ )
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{
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this.Steps[s][0] = lastDirectionX = ( lastDirectionX + ( RANDOM_GENERATOR.nextDouble() - 0.5 ) * 0.9 ) / 2.0;
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this.Steps[s][1] = lastDirectionY = ( lastDirectionY + ( RANDOM_GENERATOR.nextDouble() - 0.5 ) * 0.9 ) / 2.0;
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this.Steps[s][2] = lastDirectionZ = ( lastDirectionZ + ( RANDOM_GENERATOR.nextDouble() - 0.5 ) * 0.9 ) / 2.0;
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}
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}
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private int getSteps()
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{
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return 5;
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}
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@Override
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public int getBrightnessForRender( float par1 )
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{
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int j1 = 13;
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return j1 << 20 | j1 << 4;
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}
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@Override
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public void renderParticle(WorldRenderer tess, Entity p_180434_2_, float l, float rX, float rY, float rZ, float rYZ, float rXY )
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{
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float j = 1.0f;
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tess.setColorRGBA_F( this.particleRed * j * 0.9f, this.particleGreen * j * 0.95f, this.particleBlue * j, this.particleAlpha );
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if( this.particleAge == 3 )
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{
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this.regen();
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}
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double f6 = this.particleTextureIndexX / 16.0;
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double f7 = f6 + 0.0324375F;
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double f8 = this.particleTextureIndexY / 16.0;
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double f9 = f8 + 0.0324375F;
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f6 = f7;
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f8 = f9;
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double scale = 0.02;// 0.02F * this.particleScale;
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double[] a = new double[3];
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double[] b = new double[3];
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double ox = 0;
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double oy = 0;
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double oz = 0;
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EntityPlayer p = Minecraft.getMinecraft().thePlayer;
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double offX = -rZ;
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double offY = MathHelper.cos( (float) ( Math.PI / 2.0f + p.rotationPitch * 0.017453292F ) );
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double offZ = rX;
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for( int layer = 0; layer < 2; layer++ )
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{
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if( layer == 0 )
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{
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scale = 0.04;
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offX *= 0.001;
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offY *= 0.001;
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offZ *= 0.001;
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tess.setColorRGBA_F( this.particleRed * j * 0.4f, this.particleGreen * j * 0.25f, this.particleBlue * j * 0.45f, this.particleAlpha );
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}
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else
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{
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offX = 0;
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offY = 0;
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offZ = 0;
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scale = 0.02;
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tess.setColorRGBA_F( this.particleRed * j * 0.9f, this.particleGreen * j * 0.65f, this.particleBlue * j * 0.85f, this.particleAlpha );
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}
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for( int cycle = 0; cycle < 3; cycle++ )
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{
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this.clear();
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double x = ( this.prevPosX + ( this.posX - this.prevPosX ) * l - interpPosX ) - offX;
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double y = ( this.prevPosY + ( this.posY - this.prevPosY ) * l - interpPosY ) - offY;
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double z = ( this.prevPosZ + ( this.posZ - this.prevPosZ ) * l - interpPosZ ) - offZ;
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for( int s = 0; s < this.steps; s++ )
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{
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double xN = x + this.Steps[s][0];
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double yN = y + this.Steps[s][1];
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double zN = z + this.Steps[s][2];
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double xD = xN - x;
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double yD = yN - y;
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double zD = zN - z;
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if( cycle == 0 )
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{
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ox = ( yD * 0 ) - ( 1 * zD );
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oy = ( zD * 0 ) - ( 0 * xD );
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oz = ( xD * 1 ) - ( 0 * yD );
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}
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if( cycle == 1 )
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{
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ox = ( yD * 1 ) - ( 0 * zD );
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oy = ( zD * 0 ) - ( 1 * xD );
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oz = ( xD * 0 ) - ( 0 * yD );
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}
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if( cycle == 2 )
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{
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ox = ( yD * 0 ) - ( 0 * zD );
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oy = ( zD * 1 ) - ( 0 * xD );
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oz = ( xD * 0 ) - ( 1 * yD );
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}
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double ss = Math.sqrt( ox * ox + oy * oy + oz * oz ) / ( ( ( (double) this.steps - (double) s ) / this.steps ) * scale );
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ox /= ss;
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oy /= ss;
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oz /= ss;
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a[0] = x + ox;
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a[1] = y + oy;
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a[2] = z + oz;
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b[0] = x;
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b[1] = y;
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b[2] = z;
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this.draw( tess, a, b, f6, f8 );
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x = xN;
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y = yN;
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z = zN;
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}
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}
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}
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/*
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* GL11.glPushAttrib( GL11.GL_ALL_ATTRIB_BITS ); GL11.glDisable( GL11.GL_CULL_FACE ); tess.draw();
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* GL11.glPopAttrib(); tess.startDrawingQuads();
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*/
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}
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private void clear()
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{
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this.hasData = false;
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}
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private void draw( WorldRenderer tess, double[] a, double[] b, double f6, double f8 )
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{
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if( this.hasData )
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{
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tess.addVertexWithUV( a[0], a[1], a[2], f6, f8 );
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tess.addVertexWithUV( this.vertices[0], this.vertices[1], this.vertices[2], f6, f8 );
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tess.addVertexWithUV( this.verticesWithUV[0], this.verticesWithUV[1], this.verticesWithUV[2], f6, f8 );
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tess.addVertexWithUV( b[0], b[1], b[2], f6, f8 );
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}
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this.hasData = true;
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for( int x = 0; x < 3; x++ )
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{
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this.vertices[x] = a[x];
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this.verticesWithUV[x] = b[x];
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}
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}
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}
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