100 lines
2.6 KiB
C++
100 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#ifndef ULTIMA8_MISC_POINT3_H
|
|
#define ULTIMA8_MISC_POINT3_H
|
|
|
|
namespace Ultima {
|
|
namespace Ultima8 {
|
|
|
|
struct Point3 {
|
|
int32 x, y, z;
|
|
|
|
Point3() : x(0), y(0), z(0) {}
|
|
Point3(int32 nx, int32 ny, int32 nz) : x(nx), y(ny), z(nz) {}
|
|
|
|
bool operator==(const Point3 &rhs) const { return equals(rhs); }
|
|
bool operator!=(const Point3 &rhs) const { return !equals(rhs); }
|
|
|
|
bool equals(const Point3 &p) const {
|
|
return (x == p.x && y == p.y && z == p.z);
|
|
}
|
|
|
|
Point3 operator+(const Point3 &delta) const { return Point3(x + delta.x, y + delta.y, z + delta.z); }
|
|
Point3 operator-(const Point3 &delta) const { return Point3(x - delta.x, y - delta.y, z - delta.z); }
|
|
|
|
void operator+=(const Point3 &delta) {
|
|
x += delta.x;
|
|
y += delta.y;
|
|
z += delta.z;
|
|
}
|
|
|
|
void operator-=(const Point3 &delta) {
|
|
x -= delta.x;
|
|
y -= delta.y;
|
|
z -= delta.z;
|
|
}
|
|
|
|
int maxDistXYZ(const Point3 &other) const {
|
|
int xdiff = abs(x - other.x);
|
|
int ydiff = abs(y - other.y);
|
|
int zdiff = abs(z - other.z);
|
|
return MAX(xdiff, MAX(ydiff, zdiff));
|
|
}
|
|
|
|
uint32 sqrDist(const Point3 &other) const {
|
|
int xdiff = abs(x - other.x);
|
|
int ydiff = abs(y - other.y);
|
|
int zdiff = abs(z - other.z);
|
|
return uint32(xdiff * xdiff + ydiff * ydiff + zdiff * zdiff);
|
|
}
|
|
|
|
void set(int32 nx, int32 ny, int32 nz) {
|
|
x = nx;
|
|
y = ny;
|
|
z = nz;
|
|
}
|
|
|
|
void translate(int32 dx, int32 dy, int32 dz) {
|
|
x += dx;
|
|
y += dy;
|
|
z += dz;
|
|
}
|
|
|
|
bool loadData(Common::ReadStream *rs, uint32 version) {
|
|
x = rs->readSint32LE();
|
|
y = rs->readSint32LE();
|
|
z = rs->readSint32LE();
|
|
return true;
|
|
}
|
|
|
|
void saveData(Common::WriteStream *ws) {
|
|
ws->writeSint32LE(x);
|
|
ws->writeSint32LE(y);
|
|
ws->writeSint32LE(z);
|
|
}
|
|
};
|
|
|
|
} // End of namespace Ultima8
|
|
} // End of namespace Ultima
|
|
|
|
#endif
|