001package net.minecraft.client.particle; 002 003import cpw.mods.fml.relauncher.Side; 004import cpw.mods.fml.relauncher.SideOnly; 005import net.minecraft.client.renderer.OpenGlHelper; 006import net.minecraft.client.renderer.Tessellator; 007import net.minecraft.client.renderer.entity.RenderManager; 008import net.minecraft.entity.Entity; 009import net.minecraft.util.MathHelper; 010import net.minecraft.world.World; 011import org.lwjgl.opengl.GL11; 012 013@SideOnly(Side.CLIENT) 014public class EntityPickupFX extends EntityFX 015{ 016 private Entity entityToPickUp; 017 private Entity entityPickingUp; 018 private int age = 0; 019 private int maxAge = 0; 020 021 /** renamed from yOffset to fix shadowing Entity.yOffset */ 022 private float yOffs; 023 024 public EntityPickupFX(World par1World, Entity par2Entity, Entity par3Entity, float par4) 025 { 026 super(par1World, par2Entity.posX, par2Entity.posY, par2Entity.posZ, par2Entity.motionX, par2Entity.motionY, par2Entity.motionZ); 027 this.entityToPickUp = par2Entity; 028 this.entityPickingUp = par3Entity; 029 this.maxAge = 3; 030 this.yOffs = par4; 031 } 032 033 public void renderParticle(Tessellator par1Tessellator, float par2, float par3, float par4, float par5, float par6, float par7) 034 { 035 float f6 = ((float)this.age + par2) / (float)this.maxAge; 036 f6 *= f6; 037 double d0 = this.entityToPickUp.posX; 038 double d1 = this.entityToPickUp.posY; 039 double d2 = this.entityToPickUp.posZ; 040 double d3 = this.entityPickingUp.lastTickPosX + (this.entityPickingUp.posX - this.entityPickingUp.lastTickPosX) * (double)par2; 041 double d4 = this.entityPickingUp.lastTickPosY + (this.entityPickingUp.posY - this.entityPickingUp.lastTickPosY) * (double)par2 + (double)this.yOffs; 042 double d5 = this.entityPickingUp.lastTickPosZ + (this.entityPickingUp.posZ - this.entityPickingUp.lastTickPosZ) * (double)par2; 043 double d6 = d0 + (d3 - d0) * (double)f6; 044 double d7 = d1 + (d4 - d1) * (double)f6; 045 double d8 = d2 + (d5 - d2) * (double)f6; 046 int i = MathHelper.floor_double(d6); 047 int j = MathHelper.floor_double(d7 + (double)(this.yOffset / 2.0F)); 048 int k = MathHelper.floor_double(d8); 049 int l = this.getBrightnessForRender(par2); 050 int i1 = l % 65536; 051 int j1 = l / 65536; 052 OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, (float)i1 / 1.0F, (float)j1 / 1.0F); 053 GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F); 054 d6 -= interpPosX; 055 d7 -= interpPosY; 056 d8 -= interpPosZ; 057 RenderManager.instance.renderEntityWithPosYaw(this.entityToPickUp, (double)((float)d6), (double)((float)d7), (double)((float)d8), this.entityToPickUp.rotationYaw, par2); 058 } 059 060 /** 061 * Called to update the entity's position/logic. 062 */ 063 public void onUpdate() 064 { 065 ++this.age; 066 067 if (this.age == this.maxAge) 068 { 069 this.setDead(); 070 } 071 } 072 073 public int getFXLayer() 074 { 075 return 3; 076 } 077}