From cd8caf797faf6b08e18f85afa5a4b6cce8bc7692 Mon Sep 17 00:00:00 2001 From: Sven Gothel Date: Fri, 1 Apr 2011 07:06:55 +0200 Subject: Folded turtle2d into jogl folders --- turtle2d/src/com/jogamp/graph/geom/AABBox.java | 299 ------------------------- 1 file changed, 299 deletions(-) delete mode 100644 turtle2d/src/com/jogamp/graph/geom/AABBox.java (limited to 'turtle2d/src/com/jogamp/graph/geom/AABBox.java') diff --git a/turtle2d/src/com/jogamp/graph/geom/AABBox.java b/turtle2d/src/com/jogamp/graph/geom/AABBox.java deleted file mode 100644 index 8cd06329e..000000000 --- a/turtle2d/src/com/jogamp/graph/geom/AABBox.java +++ /dev/null @@ -1,299 +0,0 @@ -/** - * Copyright 2010 JogAmp Community. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without modification, are - * permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, this list of - * conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright notice, this list - * of conditions and the following disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF - * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation are those of the - * authors and should not be interpreted as representing official policies, either expressed - * or implied, of JogAmp Community. - */ -package com.jogamp.graph.geom; - -import com.jogamp.graph.math.VectorUtil; - -/** - * Axis Aligned Bounding Box. Defined by two 3D coordinates (low and high) - * The low being the the lower left corner of the box, and the high being the upper - * right corner of the box. - * - */ -public class AABBox { - private float[] low = {Float.MAX_VALUE,Float.MAX_VALUE,Float.MAX_VALUE}; - private float[] high = {-1*Float.MAX_VALUE,-1*Float.MAX_VALUE,-1*Float.MAX_VALUE}; - private float[] center = new float[3]; - - /** Create a Axis Aligned bounding box (AABBox) - * where the low and and high MAX float Values. - */ - public AABBox() {} - - /** Create an AABBox specifying the coordinates - * of the low and high - * @param lx min x-coordinate - * @param ly min y-coordnate - * @param lz min z-coordinate - * @param hx max x-coordinate - * @param hy max y-coordinate - * @param hz max z-coordinate - */ - public AABBox(float lx, float ly, float lz, - float hx, float hy, float hz) - { - setLow(lx, ly, lz); - setHigh(hx, hy, hz); - - computeCenter(); - } - - /** Create a AABBox defining the low and high - * @param low min xyz-coordinates - * @param high max xyz-coordinates - */ - public AABBox(float[] low, float[] high) - { - this.low = low; - this.high = high; - - computeCenter(); - } - - /** Get the max xyz-coordinates - * @return a float array containing the max xyz coordinates - */ - public float[] getHigh() - { - return high; - } - - private void setHigh(float hx, float hy, float hz) - { - this.high[0] = hx; - this.high[1] = hy; - this.high[2] = hz; - } - - /** Get the min xyz-coordinates - * @return a float array containing the min xyz coordinates - */ - public float[] getLow() - { - return low; - } - - private void setLow(float lx, float ly, float lz) - { - this.low[0] = lx; - this.low[1] = ly; - this.low[2] = lz; - } - - /** Resize the AABBox to encapsulate another AABox - * @param newBox AABBox to be encapsulated in - */ - public void resize(AABBox newBox) - { - float[] newLow = newBox.getLow(); - float[] newHigh = newBox.getHigh(); - - /** test low */ - if (newLow[0] < low[0]) - low[0] = newLow[0]; - if (newLow[1] < low[1]) - low[1] = newLow[1]; - if (newLow[2] < low[2]) - low[2] = newLow[2]; - - /** test high */ - if (newHigh[0] > high[0]) - high[0] = newHigh[0]; - if (newHigh[1] > high[1]) - high[1] = newHigh[1]; - if (newHigh[2] > high[2]) - high[2] = newHigh[2]; - - computeCenter(); - } - - private void computeCenter() - { - center[0] = (high[0] + low[0])/2; - center[1] = (high[1] + low[1])/2; - center[2] = (high[2] + low[2])/2; - } - - /** Resize the AABBox to encapsulate the passed - * xyz-coordinates. - * @param x x-axis coordinate value - * @param y y-axis coordinate value - * @param z z-axis coordinate value - */ - public void resize(float x, float y, float z) - { - /** test low */ - if (x < low[0]) - low[0] = x; - if (y < low[1]) - low[1] = y; - if (z < low[2]) - low[2] = z; - - /** test high */ - if (x > high[0]) - high[0] = x; - if (y > high[1]) - high[1] = y; - if (z > high[2]) - high[2] = z; - - computeCenter(); - } - - /** Check if the x & y coordinates are bounded/contained - * by this AABBox - * @param x x-axis coordinate value - * @param y y-axis coordinate value - * @return true if x belong to (low.x, high.x) and - * y belong to (low.y, high.y) - */ - public boolean contains(float x, float y){ - if(xhigh[0]){ - return false; - } - if(yhigh[1]){ - return false; - } - return true; - } - - /** Check if the xyz coordinates are bounded/contained - * by this AABBox. - * @param x x-axis coordinate value - * @param y y-axis coordinate value - * @param z z-axis coordinate value - * @return true if x belong to (low.x, high.x) and - * y belong to (low.y, high.y) and z belong to (low.z, high.z) - */ - public boolean contains(float x, float y, float z){ - if(xhigh[0]){ - return false; - } - if(yhigh[1]){ - return false; - } - if(zhigh[2]){ - return false; - } - return true; - } - - /** Check if there is a common region between this AABBox and the passed - * 2D region irrespective of z range - * @param x lower left x-coord - * @param y lower left y-coord - * @param w width - * @param h hight - * @return true if this AABBox might have a common region with this 2D region - */ - public boolean intersects(float x, float y, float w, float h) { - if (w <= 0 || h <= 0) { - return false; - } - - final float _w = getWidth(); - final float _h = getHeight(); - if (_w <= 0 || _h <= 0) { - return false; - } - - final float x0 = getMinX(); - final float y0 = getMinY(); - return (x + w > x0 && - y + h > y0 && - x < x0 + _w && - y < y0 + _h); - } - - - /** Get the size of the Box where the size is represented by the - * length of the vector between low and high. - * @return a float representing the size of the AABBox - */ - public float getSize(){ - return VectorUtil.computeLength(low, high); - } - - /**Get the Center of the AABBox - * @return the xyz-coordinates of the center of the AABBox - */ - public float[] getCenter() { - return center; - } - - /** Scale the AABBox by a constant - * @param size a constant float value - */ - public void scale(float size) { - float[] diffH = new float[3]; - diffH[0] = high[0] - center[0]; - diffH[1] = high[1] - center[1]; - diffH[2] = high[2] - center[2]; - - diffH = VectorUtil.scale(diffH, size); - - float[] diffL = new float[3]; - diffL[0] = low[0] - center[0]; - diffL[1] = low[1] - center[1]; - diffL[2] = low[2] - center[2]; - - diffL = VectorUtil.scale(diffL, size); - - high = VectorUtil.vectorAdd(center, diffH); - low = VectorUtil.vectorAdd(center, diffL); - } - - public float getMinX() { - return low[0]; - } - - public float getMinY() { - return low[1]; - } - - public float getWidth(){ - return high[0] - low[0]; - } - - public float getHeight() { - return high[1] - low[1]; - } - - public float getDepth() { - return high[2] - low[2]; - } - public AABBox clone(){ - return new AABBox(this.low, this.high); - } - - public String toString() { - return "[ "+low[0]+"/"+low[1]+"/"+low[1]+" .. "+high[0]+"/"+high[0]+"/"+high[0]+", ctr "+ - center[0]+"/"+center[1]+"/"+center[1]+" ]"; - } -} -- cgit v1.2.3