RenderShrapnel.java

package minefantasy.mf2.client.render;

import minefantasy.mf2.api.helpers.TextureHelperMF;
import minefantasy.mf2.entity.EntityShrapnel;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.entity.Entity;
import net.minecraft.util.MathHelper;
import net.minecraft.util.ResourceLocation;

import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
 
@SideOnly(Side.CLIENT)
public class RenderShrapnel extends Render
{
	private String tex;
	
	public RenderShrapnel(String tex)
	{
		this.tex = tex;
	}
	@Override
	public void doRender(Entity entity, double x, double y, double z, float xr, float yr)
    {
		if(entity instanceof EntityShrapnel)
		{
			render(entity, ((EntityShrapnel)entity).getTexture(), x, y, z, xr, yr);
		}
		else
		{
			render(entity, this.tex, x, y, z, xr, yr);
		}
    }
	public void render(Entity entity, String tex, double x, double y, double z, float xr, float yr)
	{
        this.loadTexture("textures/projectile/"+tex+".png");
        GL11.glPushMatrix();
        GL11.glTranslatef((float)x, (float)y, (float)z);
        GL11.glRotatef(entity.prevRotationYaw + (entity.rotationYaw - entity.prevRotationYaw) * yr - 90.0F, 0.0F, 1.0F, 0.0F);
        GL11.glRotatef(entity.prevRotationPitch + (entity.rotationPitch - entity.prevRotationPitch) * yr, 0.0F, 0.0F, 1.0F);
        Tessellator var10 = Tessellator.instance;
        byte var11 = 0;
        float var12 = 0.0F;
        float var13 = 0.5F;
        float var14 = (0 + var11 * 10) / 32.0F;
        float var15 = (5 + var11 * 10) / 32.0F;
        float var16 = 0.0F;
        float var17 = 0.15625F;
        float var18 = (5 + var11 * 10) / 32.0F;
        float var19 = (10 + var11 * 10) / 32.0F;
        float var20 = 0.05625F;
        GL11.glEnable(GL12.GL_RESCALE_NORMAL);
        float var21 = - yr;
 
        if (var21 > 0.0F)
        {
            float var22 = -MathHelper.sin(var21 * 3.0F) * var21;
            GL11.glRotatef(var22, 0.0F, 0.0F, 1.0F);
        }
 
        GL11.glRotatef(45.0F, 1.0F, 0.0F, 0.0F);
        GL11.glScalef(var20, var20, var20);
        GL11.glTranslatef(-4.0F, 0.0F, 0.0F);
        GL11.glNormal3f(var20, 0.0F, 0.0F);
        var10.startDrawingQuads();
        var10.addVertexWithUV(-7.0D, -2.0D, -2.0D, var16, var18);
        var10.addVertexWithUV(-7.0D, -2.0D, 2.0D, var17, var18);
        var10.addVertexWithUV(-7.0D, 2.0D, 2.0D, var17, var19);
        var10.addVertexWithUV(-7.0D, 2.0D, -2.0D, var16, var19);
        var10.draw();
        GL11.glNormal3f(-var20, 0.0F, 0.0F);
        var10.startDrawingQuads();
        var10.addVertexWithUV(-7.0D, 2.0D, -2.0D, var16, var18);
        var10.addVertexWithUV(-7.0D, 2.0D, 2.0D, var17, var18);
        var10.addVertexWithUV(-7.0D, -2.0D, 2.0D, var17, var19);
        var10.addVertexWithUV(-7.0D, -2.0D, -2.0D, var16, var19);
        var10.draw();
 
        for (int var23 = 0; var23 < 4; ++var23)
        {
            GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
            GL11.glNormal3f(0.0F, 0.0F, var20);
            var10.startDrawingQuads();
            var10.addVertexWithUV(-8.0D, -2.0D, 0.0D, var12, var14);
            var10.addVertexWithUV(8.0D, -2.0D, 0.0D, var13, var14);
            var10.addVertexWithUV(8.0D, 2.0D, 0.0D, var13, var15);
            var10.addVertexWithUV(-8.0D, 2.0D, 0.0D, var12, var15);
            var10.draw();
        }
 
        GL11.glDisable(GL12.GL_RESCALE_NORMAL);
        GL11.glPopMatrix();
    }
 
	@Override
	protected ResourceLocation getEntityTexture(Entity entity) 
	{
		return null;
	}
	private void loadTexture(String image) 
    {
    	bindTexture(TextureHelperMF.getResource(image));
	}
}