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/*
* Dungeons Guide - The most intelligent Hypixel Skyblock Dungeons Mod
* Copyright (C) 2021 cyoung06
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package kr.syeyoung.dungeonsguide.utils;
import lombok.AllArgsConstructor;
import lombok.Data;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.ActiveRenderInfo;
import net.minecraft.util.Vec3;
import javax.vecmath.Vector2d;
public class VectorUtils {
// Ior rooms, different coordinate system is used. Y Increses as marker goes down. X is same.
public static Vector2d rotateCounterClockwise(Vector2d vector2d) {
return new Vector2d(vector2d.y, -vector2d.x);
}
public static Vector2d rotateClockwise(Vector2d vector2d) {
return new Vector2d(-vector2d.y, vector2d.x);
}
@Data @AllArgsConstructor
public static class ProjectionResult {
private float x;
private float y;
private boolean back;
}
public static double distSquared(Vec3 lookVec, Vec3 posVec, Vec3 objectVec) {
Vec3 v = objectVec.subtract(posVec);
double t = v.dotProduct(lookVec);
Vec3 p = posVec.addVector(lookVec.xCoord * t, lookVec.yCoord * t, lookVec.zCoord * t);
return p.squareDistanceTo(objectVec) / p.squareDistanceTo(posVec);
}
}
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