    001package net.minecraft.client.renderer.entity;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005import net.minecraft.client.renderer.Tessellator;
    006import net.minecraft.entity.Entity;
    007import net.minecraft.entity.projectile.EntityArrow;
    008import net.minecraft.util.MathHelper;
    009import org.lwjgl.opengl.GL11;
    010import org.lwjgl.opengl.GL12;
    011
    012@SideOnly(Side.CLIENT)
    013public class RenderArrow extends Render
    014{
    015    public void renderArrow(EntityArrow par1EntityArrow, double par2, double par4, double par6, float par8, float par9)
    016    {
    017        this.loadTexture("/item/arrows.png");
    018        GL11.glPushMatrix();
    019        GL11.glTranslatef((float)par2, (float)par4, (float)par6);
    020        GL11.glRotatef(par1EntityArrow.prevRotationYaw + (par1EntityArrow.rotationYaw - par1EntityArrow.prevRotationYaw) * par9 - 90.0F, 0.0F, 1.0F, 0.0F);
    021        GL11.glRotatef(par1EntityArrow.prevRotationPitch + (par1EntityArrow.rotationPitch - par1EntityArrow.prevRotationPitch) * par9, 0.0F, 0.0F, 1.0F);
    022        Tessellator tessellator = Tessellator.instance;
    023        byte b0 = 0;
    024        float f2 = 0.0F;
    025        float f3 = 0.5F;
    026        float f4 = (float)(0 + b0 * 10) / 32.0F;
    027        float f5 = (float)(5 + b0 * 10) / 32.0F;
    028        float f6 = 0.0F;
    029        float f7 = 0.15625F;
    030        float f8 = (float)(5 + b0 * 10) / 32.0F;
    031        float f9 = (float)(10 + b0 * 10) / 32.0F;
    032        float f10 = 0.05625F;
    033        GL11.glEnable(GL12.GL_RESCALE_NORMAL);
    034        float f11 = (float)par1EntityArrow.arrowShake - par9;
    035
    036        if (f11 > 0.0F)
    037        {
    038            float f12 = -MathHelper.sin(f11 * 3.0F) * f11;
    039            GL11.glRotatef(f12, 0.0F, 0.0F, 1.0F);
    040        }
    041
    042        GL11.glRotatef(45.0F, 1.0F, 0.0F, 0.0F);
    043        GL11.glScalef(f10, f10, f10);
    044        GL11.glTranslatef(-4.0F, 0.0F, 0.0F);
    045        GL11.glNormal3f(f10, 0.0F, 0.0F);
    046        tessellator.startDrawingQuads();
    047        tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double)f6, (double)f8);
    048        tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double)f7, (double)f8);
    049        tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double)f7, (double)f9);
    050        tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double)f6, (double)f9);
    051        tessellator.draw();
    052        GL11.glNormal3f(-f10, 0.0F, 0.0F);
    053        tessellator.startDrawingQuads();
    054        tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double)f6, (double)f8);
    055        tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double)f7, (double)f8);
    056        tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double)f7, (double)f9);
    057        tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double)f6, (double)f9);
    058        tessellator.draw();
    059
    060        for (int i = 0; i < 4; ++i)
    061        {
    062            GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
    063            GL11.glNormal3f(0.0F, 0.0F, f10);
    064            tessellator.startDrawingQuads();
    065            tessellator.addVertexWithUV(-8.0D, -2.0D, 0.0D, (double)f2, (double)f4);
    066            tessellator.addVertexWithUV(8.0D, -2.0D, 0.0D, (double)f3, (double)f4);
    067            tessellator.addVertexWithUV(8.0D, 2.0D, 0.0D, (double)f3, (double)f5);
    068            tessellator.addVertexWithUV(-8.0D, 2.0D, 0.0D, (double)f2, (double)f5);
    069            tessellator.draw();
    070        }
    071
    072        GL11.glDisable(GL12.GL_RESCALE_NORMAL);
    073        GL11.glPopMatrix();
    074    }
    075
    076    /**
    077     * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
    078     * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
    079     * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
    080     * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
    081     */
    082    public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
    083    {
    084        this.renderArrow((EntityArrow)par1Entity, par2, par4, par6, par8, par9);
    085    }
    086}