/*
* Copyright 2013 MovingBlocks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.terasology.rendering.assets.texture;
import org.terasology.math.Rect2f;
import org.terasology.math.Rect2i;
import org.terasology.math.TeraMath;
import org.terasology.math.Vector2i;
import javax.vecmath.Vector2f;
/**
* @author Immortius
*/
public class BasicTextureRegion implements TextureRegion {
private Texture texture;
private Rect2f region;
public BasicTextureRegion(Texture texture, Rect2f region) {
this.texture = texture;
this.region = region;
}
public BasicTextureRegion(Texture texture, Vector2f offset, Vector2f size) {
this(texture, Rect2f.createFromMinAndSize(offset, size));
}
@Override
public Texture getTexture() {
return texture;
}
@Override
public Rect2f getRegion() {
return region;
}
@Override
public int getWidth() {
return TeraMath.ceilToInt(texture.getWidth() * region.width());
}
@Override
public int getHeight() {
return TeraMath.ceilToInt(texture.getHeight() * region.height());
}
@Override
public Vector2i size() {
return new Vector2i(getWidth(), getHeight());
}
@Override
public Rect2i getPixelRegion() {
return Rect2i.createFromMinAndSize(TeraMath.floorToInt(region.minX() * texture.getWidth())
, TeraMath.floorToInt(region.minY() * texture.getHeight()), getWidth(), getHeight());
}
}