/**
* add a aabox
*
* @param b
*/
public void union(BBox b) {
if (b.getMin().getX() < this.min.getX()) this.min.setX(b.getMin().getX());
if (b.getMin().getY() < this.min.getY()) this.min.setY(b.getMin().getY());
if (b.getMin().getZ() < this.min.getZ()) this.min.setZ(b.getMin().getZ());
if (b.getMax().getX() > this.max.getX()) this.max.setX(b.getMax().getX());
if (b.getMax().getY() > this.max.getY()) this.max.setY(b.getMax().getY());
if (b.getMax().getZ() > this.max.getZ()) this.max.setZ(b.getMax().getZ());
}
/**
* intersect with an aabox
*
* @param b
*/
public void intersection(BBox b) {
if (this.min.getX() < b.getMin().getX()) this.min.setX(b.getMin().getX());
if (this.min.getY() < b.getMin().getY()) this.min.setY(b.getMin().getY());
if (this.min.getZ() < b.getMin().getZ()) this.min.setZ(b.getMin().getZ());
if (this.max.getX() > b.getMax().getX()) this.max.setX(b.getMax().getX());
if (this.max.getY() > b.getMax().getY()) this.max.setY(b.getMax().getY());
if (this.max.getZ() > b.getMax().getZ()) this.max.setZ(b.getMax().getZ());
}
/**
* add a point into the aabox
*
* @param sensation
* @param p
* @return the new aabox
*/
public static BBox union(BBox sensation, Point p) {
BBox ret = sensation;
if (sensation.getMin().getX() > p.getX()) ret.getMin().setX(p.getX());
if (sensation.getMin().getY() > p.getY()) ret.getMin().setY(p.getY());
if (sensation.getMin().getZ() > p.getZ()) ret.getMin().setZ(p.getZ());
if (sensation.getMax().getX() < p.getX()) ret.getMax().setX(p.getX());
if (sensation.getMax().getY() < p.getY()) ret.getMax().setY(p.getY());
if (sensation.getMax().getZ() < p.getZ()) ret.getMax().setZ(p.getZ());
return ret;
}
/**
* Uniformly scales all vertices by multiplying with the value m.
*
* @param m Factor to scale by.
* @return Returns reference to self
*/
public UVertexList scale(float m) {
for (int i = 0; i < n; i++) v[i].mult(m);
if (bb != null) bb.scale(m);
w *= m;
h *= m;
d *= m;
return this;
}
public boolean contains(BBox b) {
if (bbox.contains(b)) {
return contains(b.maxLat, b.minLon)
&& contains(b.minLat, b.minLon)
&& contains(b.maxLat, b.maxLon)
&& contains(b.minLat, b.maxLon);
}
return false;
}
/**
* intersect of two aaboxes
*
* @param b
* @param c
* @return the intersect aabox
*/
public static BBox intersection(BBox b, BBox c) {
BBox ret = new BBox();
if (b.getMin().getX() > c.getMin().getX()) ret.getMin().setX(b.getMin().getX());
else ret.getMin().setX(c.getMin().getX());
if (b.getMin().getY() > c.getMin().getY()) ret.getMin().setY(b.getMin().getY());
else ret.getMin().setY(c.getMin().getY());
if (b.getMin().getZ() > c.getMin().getZ()) ret.getMin().setZ(b.getMin().getZ());
else ret.getMin().setZ(c.getMin().getZ());
if (b.getMax().getX() < c.getMax().getX()) ret.getMax().setX(b.getMax().getX());
else ret.getMax().setX(c.getMax().getX());
if (b.getMax().getY() < c.getMax().getY()) ret.getMax().setY(b.getMax().getY());
else ret.getMax().setY(c.getMax().getY());
if (b.getMax().getZ() < c.getMax().getZ()) ret.getMax().setZ(b.getMax().getZ());
else ret.getMax().setZ(c.getMax().getZ());
return ret;
}
/**
* check the intersect of two aabox
*
* @param b
* @return
*/
public boolean overlaps(BBox b) {
boolean x = (this.max.getX() >= b.getMin().getX()) && (this.min.getX() <= b.getMax().getX());
boolean y = (this.max.getY() >= b.getMin().getY()) && (this.min.getY() <= b.getMax().getY());
boolean z = (this.max.getZ() >= b.getMin().getZ()) && (this.min.getZ() <= b.getMax().getZ());
return (x && y && z);
}
/**
* Scales XYZ dimensions of all vertices by multiplying them with individual factors.
*
* @param mx Factor to scale X values.
* @param my Factor to scale Y values.
* @param mz Factor to scale Z values.
* @return Returns reference to self
*/
public UVertexList scale(float mx, float my, float mz) {
for (int i = 0; i < n; i++) v[i].mult(mx, my, mz);
if (bb != null) bb.translate(mx, my, mz);
return this;
}
/**
* Translates all vertices by adding x,y,z to each vertex.
*
* @return
*/
public UVertexList translate(float x, float y, float z) {
for (int i = 0; i < n; i++) v[i].add(x, y, z);
if (bb != null) bb.translate(x, y, z);
return this;
}
/**
* Translates all vertices by adding the values of _v to each vertex.
*
* @param _v Vector to add.
* @return
*/
public UVertexList translate(UVec3 _v) {
for (int i = 0; i < n; i++) v[i].add(_v);
if (bb != null) bb.translate(_v);
return this;
}
/**
* Calculates bounding box
*
* @return Returns reference to self
*/
public UVertexList calcBounds() {
if (bb == null) bb = new BBox();
bb.calc(this, true);
return this;
}
