RenderBomb.java

package minefantasy.client.entityrender;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import minefantasy.entity.EntityRockSling;
import minefantasy.entity.IBomb;
import minefantasy.item.ItemListMF;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.client.renderer.texture.TextureMap;
import net.minecraft.entity.Entity;
import net.minecraft.entity.projectile.EntityPotion;
import net.minecraft.item.Item;
import net.minecraft.item.ItemPotion;
import net.minecraft.potion.PotionHelper;
import net.minecraft.util.Icon;
import net.minecraft.util.ResourceLocation;

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

@SideOnly(Side.CLIENT)
public class RenderBomb extends Render
{

    /**
     * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
     * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
     * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
     * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
     */
    public void doRender(Entity bomb, double x, double y, double z, float pitch, float yaw)
    {
    	Icon icon = null;
    	if(bomb instanceof IBomb)
    	{
    		icon = ((IBomb)bomb).getIcon();
    	}

        if (icon != null)
        {
            GL11.glPushMatrix();
            GL11.glTranslatef((float)x, (float)y, (float)z);
            GL11.glEnable(GL12.GL_RESCALE_NORMAL);
            GL11.glScalef(0.5F, 0.5F, 0.5F);
            this.bindTexture(TextureMap.locationItemsTexture);
            Tessellator tessellator = Tessellator.instance;

            if (icon == ItemPotion.func_94589_d("potion_splash"))
            {
                int i = PotionHelper.func_77915_a(((EntityPotion)bomb).getPotionDamage(), false);
                float f2 = (float)(i >> 16 & 255) / 255.0F;
                float f3 = (float)(i >> 8 & 255) / 255.0F;
                float f4 = (float)(i & 255) / 255.0F;
                GL11.glColor3f(f2, f3, f4);
                GL11.glPushMatrix();
                this.func_77026_a(tessellator, ItemPotion.func_94589_d("potion_contents"));
                GL11.glPopMatrix();
                GL11.glColor3f(1.0F, 1.0F, 1.0F);
            }

            this.func_77026_a(tessellator, icon);
            GL11.glDisable(GL12.GL_RESCALE_NORMAL);
            GL11.glPopMatrix();
        }
    }

    private void func_77026_a(Tessellator model, Icon image)
    {
        float f = image.getMinU();
        float f1 = image.getMaxU();
        float f2 = image.getMinV();
        float f3 = image.getMaxV();
        float f4 = 1.0F;
        float f5 = 0.5F;
        float f6 = 0.25F;
        GL11.glRotatef(180.0F - this.renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
        GL11.glRotatef(-this.renderManager.playerViewX, 1.0F, 0.0F, 0.0F);
        model.startDrawingQuads();
        model.setNormal(0.0F, 1.0F, 0.0F);
        model.addVertexWithUV((double)(0.0F - f5), (double)(0.0F - f6), 0.0D, (double)f, (double)f3);
        model.addVertexWithUV((double)(f4 - f5), (double)(0.0F - f6), 0.0D, (double)f1, (double)f3);
        model.addVertexWithUV((double)(f4 - f5), (double)(f4 - f6), 0.0D, (double)f1, (double)f2);
        model.addVertexWithUV((double)(0.0F - f5), (double)(f4 - f6), 0.0D, (double)f, (double)f2);
        model.draw();
    }

	@Override
	protected ResourceLocation getEntityTexture(Entity entity) {
		return TextureMap.locationItemsTexture;
	}
}