vgeometry.cpp

/*
Copyright c1997-2014 Trygve Isaacson. All rights reserved.
This file is part of the Code Vault version 4.1
http://www.bombaydigital.com/
License: MIT. See LICENSE.md in the Vault top level directory.
*/

#include "vgeometry.h"

// VGeometry ---------------------------------------------------------------

bool VGeometry::equal(VDouble a, VDouble b) {
    return V_FABS(a - b) < 0.000001;
}

bool VGeometry::notEqual(VDouble a, VDouble b) {
    return V_FABS(a - b) >= 0.000001;
}

bool VGeometry::equal(int a, int b) {
    return a == b;
}

bool VGeometry::notEqual(int a, int b) {
    return a != b;
}

void VGeometry::writePairToStream(VBinaryIOStream& stream, VDouble item1, VDouble item2) {
    stream.writeDouble(item1);
    stream.writeDouble(item2);
}

void VGeometry::readPairFromStream(VBinaryIOStream& stream, VDouble& item1, VDouble& item2) {
    item1 = stream.readDouble();
    item2 = stream.readDouble();
}

void VGeometry::writePairToStream(VBinaryIOStream& stream, int item1, int item2) {
    stream.writeInt32(item1);
    stream.writeInt32(item2);
}

void VGeometry::readPairFromStream(VBinaryIOStream& stream, int& item1, int& item2) {
    item1 = stream.readInt32();
    item2 = stream.readInt32();
}

void VGeometry::writeTripletToStream(VBinaryIOStream& stream, VDouble item1, VDouble item2, VDouble item3) {
    stream.writeDouble(item1);
    stream.writeDouble(item2);
    stream.writeDouble(item3);
}

void VGeometry::readTripletFromStream(VBinaryIOStream& stream, VDouble& item1, VDouble& item2, VDouble& item3) {
    item1 = stream.readDouble();
    item2 = stream.readDouble();
    item3 = stream.readDouble();
}

void VGeometry::writeTripletToStream(VBinaryIOStream& stream, int item1, int item2, int item3) {
    stream.writeInt32(item1);
    stream.writeInt32(item2);
    stream.writeInt32(item3);
}

void VGeometry::readTripletFromStream(VBinaryIOStream& stream, int& item1, int& item2, int& item3) {
    item1 = stream.readInt32();
    item2 = stream.readInt32();
    item3 = stream.readInt32();
}

VDouble VGeometry::getDistance(VDouble dx, VDouble dy) {
    return sqrt((dx * dx) + (dy * dy));
}

VDouble VGeometry::getDistance(int dx, int dy) {
    return sqrt(static_cast<VDouble>(dx * dx) + static_cast<VDouble>(dy * dy));
}