StarMapRendererStars.java

/*
 * This file is part of Matter Overdrive
 * Copyright (c) 2015., Simeon Radivoev, All rights reserved.
 *
 * Matter Overdrive is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Matter Overdrive is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Matter Overdrive.  If not, see <http://www.gnu.org/licenses>.
 */

package matteroverdrive.client.render.tileentity.starmap;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import matteroverdrive.Reference;
import matteroverdrive.client.data.Color;
import matteroverdrive.proxy.ClientProxy;
import matteroverdrive.starmap.data.Quadrant;
import matteroverdrive.starmap.data.Star;
import matteroverdrive.tile.TileEntityMachineStarMap;
import matteroverdrive.util.RenderUtils;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.Vec3;

import static org.lwjgl.opengl.GL11.*;

/**
 * Created by Simeon on 6/17/2015.
 */
@SideOnly(Side.CLIENT)
public abstract class StarMapRendererStars extends StarMapRendererAbstract
{
    protected void renderStars(Quadrant quadrant, TileEntityMachineStarMap starMap, double distanceMultiply, double starSizeMultiply)
    {
        EntityPlayer player = Minecraft.getMinecraft().thePlayer;
        glColor4d(1, 1, 1, 1);
        Vec3 pos = Vec3.createVectorHelper(0, 0, 0);

        if (quadrant != null)
        {
            glLineWidth(1);

            Tessellator.instance.startDrawingQuads();
            Star from = null, to = null;
            bindTexture(ClientProxy.renderHandler.getRenderParticlesHandler().getAdditiveTextureSheet());
            for (Star star : quadrant.getStars())
            {
                pos.xCoord = star.getPosition().xCoord * distanceMultiply;
                pos.yCoord = star.getPosition().yCoord * distanceMultiply;
                pos.zCoord = star.getPosition().zCoord * distanceMultiply;
                drawStarParticle(quadrant, star, pos, player, starMap, starSizeMultiply);
                if (starMap.getGalaxyPosition().equals(star))
                {
                    from = star;
                }
                if (starMap.getDestination().equals(star))
                {
                    to = star;
                }
            }

            if (from != null && to != null && from != to)
                drawConnection(from, to, distanceMultiply);
            Tessellator.instance.draw();
        }
    }

    protected void drawConnection(Star from,Star to,double distanceMultiply)
    {
        glDisable(GL_TEXTURE_2D);
        RenderUtils.applyColorWithMultipy(Reference.COLOR_HOLO, 0.3f);
        glBegin(GL_LINE_STRIP);
        glVertex3d(from.getX() * distanceMultiply, from.getY() * distanceMultiply,from.getZ() * distanceMultiply);
        glVertex3d(to.getX() * distanceMultiply, to.getY() * distanceMultiply, to.getZ() * distanceMultiply);
        glEnd();
        glEnable(GL_TEXTURE_2D);
    }

    protected void drawStarParticle(Quadrant quadrant, Star star, Vec3 pos, EntityPlayer player, TileEntityMachineStarMap starMap, double starSizeMultiply)
    {
        Color color = getStarColor(star, player);
        double size = 0.01;
        if (starMap.getDestination().equals(star))
        {
            size = 0.035;
            RenderUtils.tessalateParticle(Minecraft.getMinecraft().renderViewEntity, selectedIcon, star.getSize() * 0.05 * starSizeMultiply, pos, color);
        }
        if (starMap.getGalaxyPosition().equals(star))
        {
            size = 0.035;
            RenderUtils.tessalateParticle(Minecraft.getMinecraft().renderViewEntity, currentIcon, star.getSize() * 0.05 * starSizeMultiply, pos, color);
        }
        if (star.isClaimed(player) == 3)
        {
            size = 0.025;
        }
        RenderUtils.tessalateParticle(Minecraft.getMinecraft().renderViewEntity, star_icon, star.getSize() * size * starSizeMultiply, pos, color);
    }

    private void bindTexture(ResourceLocation location)
    {
        Minecraft.getMinecraft().renderEngine.bindTexture(location);
    }

    public static Color getStarColor(Star star, EntityPlayer player)
    {
        return new Color(star.getColor());
    }
}