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BoofCV is an open source Java library for real-time computer vision and robotics applications.
/*
* Copyright (c) 2011-2013, Peter Abeles. All Rights Reserved.
*
* This file is part of BoofCV (http://boofcv.org).
*
* 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 boofcv.struct;
/**
*
* A rectangle which can be rotated. Angle of rotation is relative to +x axis, which is along the rectangle's
* width. +y is along its height.
*
*
* Conversion from rectangle to parent frame:
* x' = x*cos(theta) - y*sin(theta) + cx;
* y' = x*sin(theta) + y*cos(theta) + cy;
* where (x,y) are points in the rectangle's frame.
*
*
* @author Peter Abeles
*/
public class RectangleRotate_F32 {
public float cx;
public float cy;
public float width;
public float height;
public float theta;
public RectangleRotate_F32(float cx, float cy, float width, float height, float theta) {
this.cx = cx;
this.cy = cy;
this.width = width;
this.height = height;
this.theta = theta;
}
public RectangleRotate_F32() {
}
public void set( RectangleRotate_F32 r ) {
this.cx = r.cx;
this.cy = r.cy;
this.width = r.width;
this.height = r.height;
this.theta = r.theta;
}
public String toString() {
return getClass().getSimpleName()+"( cx = "+cx+" cy = "+cy+" width = "+width+" height = "+height+" theta = "+theta+" )";
}
}