package electroblob.wizardry.client.renderer;

import org.lwjgl.opengl.GL11;

import electroblob.wizardry.Wizardry;
import electroblob.wizardry.entity.projectile.EntityForceArrow;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.OpenGlHelper;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.VertexBuffer;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.client.renderer.entity.RenderManager;
import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.MathHelper;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

@SideOnly(Side.CLIENT)
public class RenderForceArrow extends Render<EntityForceArrow>{

    private static final ResourceLocation arrowTextures = new ResourceLocation(Wizardry.MODID, "textures/entity/force_arrow.png");

    public RenderForceArrow(RenderManager renderManager){
		super(renderManager);
    }
    
    @Override
    public void doRender(EntityForceArrow arrow, double par2, double par4, double par6, float par8, float par9){
    
        this.bindEntityTexture(arrow);
        GlStateManager.pushMatrix();
        GlStateManager.disableLighting();
        OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, 240f, 240f);
        
        GlStateManager.enableBlend();
        GlStateManager.blendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
        
        GlStateManager.translate((float)par2, (float)par4, (float)par6);
        GlStateManager.rotate(arrow.prevRotationYaw + (arrow.rotationYaw - arrow.prevRotationYaw) * par9 - 90.0F, 0.0F, 1.0F, 0.0F);
        GlStateManager.rotate(arrow.prevRotationPitch + (arrow.rotationPitch - arrow.prevRotationPitch) * par9, 0.0F, 0.0F, 1.0F);
        GlStateManager.rotate(180, 0, 1, 0);
        Tessellator tessellator = Tessellator.getInstance();
        VertexBuffer buffer = tessellator.getBuffer();
        float pixel = 1.0f/32.0f;
        float u1 = 0.0f;
        float u2 = pixel*14;
        float v1 = 0.0f;
        float v2 = pixel*7;
        float u3 = pixel*16;
        float u4 = 1.0f;
        float v3 = 0.0f;
        float v4 = pixel*16;
        float u5 = 0.0f;
        float u6 = pixel*7;
        float v5 = pixel*25;
        float v6 = 1.0f;
        float scale = 0.05625F;
        float f11 = 0.0f;
        GlStateManager.enableRescaleNormal();
        //f11 = (float)par1EntityArrow.arrowShake - par9;
        if (f11 > 0.0F)
        {
            float f12 = -MathHelper.sin(f11 * 3.0F) * f11;
            GlStateManager.rotate(f12, 0.0F, 0.0F, 1.0F);
        }
        
        scale*=0.8f;

	    GlStateManager.rotate(45.0F, 1.0F, 0.0F, 0.0F);
	    GlStateManager.scale(scale, scale, scale);
	    GlStateManager.translate(-4.0F, 0.0F, 0.0F);

	    buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);
	    buffer.pos(-5, 3.5, -3.5).tex((double)u5, (double)v5).endVertex();
	    buffer.pos(-5, 3.5, 3.5).tex((double)u6, (double)v5).endVertex();
	    buffer.pos(-5, -3.5, 3.5).tex((double)u6, (double)v6).endVertex();
	    buffer.pos(-5, -3.5, -3.5).tex((double)u5, (double)v6);
	    tessellator.draw();
	    
        for(int i=0; i<5; i++){
        	GlStateManager.color(1, 1, 1, 1 - i*0.2f);
        	double j = i + ((double)arrow.ticksExisted%3)/3;
        	double width = 2.0d + (Math.sqrt(j*2)-0.6)*2;
		    GL11.glNormal3f(scale, 0.0F, 0.0F);
		    buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);
		    buffer.pos(-10 + j*4, -width, -width).tex((double)u3, (double)v3).endVertex();
		    buffer.pos(-10 + j*4, -width, width).tex((double)u4, (double)v3).endVertex();
		    buffer.pos(-10 + j*4, width, width).tex((double)u4, (double)v4).endVertex();
		    buffer.pos(-10 + j*4, width, -width).tex((double)u3, (double)v4).endVertex();
		    tessellator.draw();
		    GL11.glNormal3f(-scale, 0.0F, 0.0F);
		    buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);
		    buffer.pos(-10 + j*4, width, -width).tex((double)u3, (double)v3).endVertex();
		    buffer.pos(-10 + j*4, width, width).tex((double)u4, (double)v3).endVertex();
		    buffer.pos(-10 + j*4, -width, width).tex((double)u4, (double)v4).endVertex();
		    buffer.pos(-10 + j*4, -width, -width).tex((double)u3, (double)v4).endVertex();
		    tessellator.draw();
        }

    	GlStateManager.color(1, 1, 1, 1);

        for (int i = 0; i < 4; ++i)
        {
            GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
            GL11.glNormal3f(0.0F, 0.0F, scale);
            buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);
            buffer.pos(-10.0D, -4.0D, 0.0D).tex((double)u1, (double)v1).endVertex();
            buffer.pos(10.0D, -4.0D, 0.0D).tex((double)u2, (double)v1).endVertex();
            buffer.pos(10.0D, 4.0D, 0.0D).tex((double)u2, (double)v2).endVertex();
            buffer.pos(-10.0D, 4.0D, 0.0D).tex((double)u1, (double)v2).endVertex();
            tessellator.draw();
        }

        GlStateManager.disableBlend();
        
        GlStateManager.disableRescaleNormal();
        GlStateManager.enableLighting();
        GlStateManager.popMatrix();
    }

    @Override
    protected ResourceLocation getEntityTexture(EntityForceArrow par1Entity)
    {
        return arrowTextures;
    }
}