/* Copyright (c) 2012 Jesper Öqvist <jesper@llbit.se>
*
* This file is part of Chunky.
*
* Chunky 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.
*
* Chunky 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 Chunky. If not, see <http://www.gnu.org/licenses/>.
*/
package se.llbit.chunky.model;
import se.llbit.math.Quad;
import se.llbit.math.Transform;
import se.llbit.math.UVTriangle;
/**
* Utility methods for quads and triangles.
* @author Jesper Öqvist (jesper@llbit.se)
*/
public class Model {
/**
* @param src
* @param angle
* @return Quads rotated minus 90 degrees around the X axis
*/
public static final Quad[] rotateNegX(Quad[] src) {
Quad[] rot = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = new Quad(src[i], Transform.NONE.rotateNegX());
}
return rot;
}
/**
* @param src
* @param angle
* @return Quads rotated 90 degrees around the X axis
*/
public static final Quad[] rotateX(Quad[] src) {
Quad[] rot = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = new Quad(src[i], Transform.NONE.rotateX());
}
return rot;
}
/**
* @param src
* @param angle
* @return Quads rotated about the X axis by some angle
*/
public static final Quad[] rotateX(Quad[] src, double angle) {
Quad[] rot = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = new Quad(src[i], Transform.NONE.rotateX(angle));
}
return rot;
}
/**
* @param src
* @return Quads rotated 90 degrees around the Y axis
*/
public static final Quad[] rotateY(Quad[] src) {
Quad[] rot = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = new Quad(src[i], Transform.NONE.rotateY());
}
return rot;
}
/**
* @param src
* @return UVTriangles rotated about the Y axis
*/
public static final UVTriangle[] rotateY(UVTriangle[] src) {
UVTriangle[] rot = new UVTriangle[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = src[i].getYRotated();
}
return rot;
}
/**
* @param src
* @param angle
* @return Quads rotated about the Y axis by some angle
*/
public static final Quad[] rotateY(Quad[] src, double angle) {
Quad[] rot = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = new Quad(src[i], Transform.NONE.rotateY(angle));
}
return rot;
}
/**
* @param src
* @return Quads rotated about the Z axis
*/
public static final Quad[] rotateZ(Quad[] src) {
Quad[] rot = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = new Quad(src[i], Transform.NONE.rotateZ());
}
return rot;
}
/**
* @param src
* @param angle
* @return Quads rotated about the Z axis by some angle
*/
public static final Quad[] rotateZ(Quad[] src, double angle) {
Quad[] rot = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
rot[i] = new Quad(src[i], Transform.NONE.rotateZ(angle));
}
return rot;
}
/**
* @param src
* @param x Distance to translate along the X axis
* @param y Distance to translate along the Y axis
* @param z Distance to translate along the Z axis
* @return Translated copies of the source quads
*/
public static final Quad[] translate(Quad[] src, double x, double y, double z) {
Quad[] out = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
out[i] = new Quad(src[i], Transform.NONE.translate(x, y, z));
}
return out;
}
/**
* @param src
* @param scale
* @return Scaled copies of the source quads
*/
public static Quad[] scale(Quad[] src, double scale) {
Quad[] out = new Quad[src.length];
for (int i = 0; i < src.length; ++i) {
out[i] = src[i].getScaled(scale);
}
return out;
}
}