cn.weaponry.impl.classic.client.animation.Recoil.java Source code

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Here is the source code for cn.weaponry.impl.classic.client.animation.Recoil.java

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/**
 * Copyright (c) Lambda Innovation, 2013-2015
 * ??Lambda Innovation
 * http://www.li-dev.cn/
 *
 * This project is open-source, and it is distributed under  
 * the terms of GNU General Public License. You can modify
 * and distribute freely as long as you follow the license.
 * ??GNU???
 * ????
 * http://www.gnu.org/licenses/gpl.html
 */
package cn.weaponry.impl.classic.client.animation;

import net.minecraft.util.Vec3;

import org.lwjgl.opengl.GL11;

import cn.liutils.loading.Loader.ObjectNamespace;
import cn.liutils.loading.item.LoaderUtils;
import cn.liutils.util.generic.VecUtils;
import cn.weaponry.api.ItemInfo;
import cn.weaponry.api.client.render.PartedModel;
import cn.weaponry.api.client.render.RenderInfo.Animation;

/**
 * @author WeAthFolD
 */
public class Recoil extends Animation {

    public int recoilTime = 400;

    public Vec3 recoilVec = VecUtils.vec(-1, 0.4, 0).normalize();

    public double wiggleRadius = 0.12;

    @Override
    public void start(ItemInfo info) {
        setLifetime(recoilTime);
    }

    @Override
    public void render(ItemInfo info, PartedModel model, boolean firstPerson) {
        long time = getTime();
        double phase = time * 2 * Math.PI / recoilTime;
        double progress = (double) time / recoilTime;
        double offset = Math.sin(phase) * wiggleRadius * 1 / (1 + 8 * progress * progress * progress);

        GL11.glTranslated(recoilVec.xCoord * offset, recoilVec.yCoord * offset, 0);
    }

    @Override
    public void load(ObjectNamespace ns) {
        Vec3 v = LoaderUtils.loadVec3(ns, "render", "recoil", "direction");
        if (v != null) {
            recoilVec = v.normalize();
        }

        Integer time = ns.getInt("render", "recoil", "time");
        if (time != null) {
            recoilTime = time;
        }

        Double radius = ns.getDouble("render", "recoil", "radius");
        if (radius != null) {
            wiggleRadius = radius;
        }
    }

    @Override
    public boolean shouldRenderInPass(int pass) {
        return pass == 0;
    }

}