scummvm/engines/icb/common/px_3drealpoint.h
2021-12-26 21:19:38 +01:00

95 lines
2.7 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.
*
* Additional copyright for this file:
* Copyright (C) 1999-2000 Revolution Software Ltd.
* This code is based on source code created by Revolution Software,
* used with permission.
*
* 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 ICB_PX_3DREALPOINT_H_INCLUDED
#define ICB_PX_3DREALPOINT_H_INCLUDED
// Include the header files needed by this class.
#include "engines/icb/common/px_rcutypes.h"
namespace ICB {
// Note, this needs pre-definitions / typedef's of :
// PXreal, REAL_ZERO
// For PC PXreal = float, REAL_ZERO = 0.0f
// For PSX PXreal = int, REAL_ZERO = 0
#ifndef REAL_ZERO
#error "REAL_ZERO not defined"
#endif // #ifndef REAL_ZERO
// A 2D point on a plane with endpoints stored as floating point.
class px3DRealPoint {
public:
// Default constructor and destructor.
px3DRealPoint() {
m_fX = REAL_ZERO;
m_fY = REAL_ZERO;
m_fZ = REAL_ZERO;
}
~px3DRealPoint() { ; }
// Alternative constructor that allows the point to be initialized.
px3DRealPoint(PXreal fX, PXreal fY, PXreal fZ) {
m_fX = fX;
m_fY = fY;
m_fZ = fZ;
}
// Gets and sets.
void SetX(PXreal fX) { m_fX = fX; }
void SetY(PXreal fY) { m_fY = fY; }
void SetZ(PXreal fZ) { m_fZ = fZ; }
PXreal GetX() const { return m_fX; }
PXreal GetY() const { return m_fY; }
PXreal GetZ() const { return m_fZ; }
// This allows the values of a point to be set after it has been created.
void Set(PXreal fX, PXreal fY, PXreal fZ) {
m_fX = fX;
m_fY = fY;
m_fZ = fZ;
}
private:
PXreal m_fX, m_fY, m_fZ; // The point.
};
#if 0
inline bool8 px3DRealPoint::operator == (const px3DRealPoint &obOpB) const {
if ((PXfabs(m_fX - obOpB.m_fX) < (FLT_MIN * 5.0f)) &&
(PXfabs(m_fY - obOpB.m_fY) < (FLT_MIN * 5.0f)) &&
(PXfabs(m_fZ - obOpB.m_fZ) < (FLT_MIN * 5.0f)))
return TRUE8;
else
return FALSE8;
}
#endif
} // End of namespace ICB
#endif // #ifndef PX_3DREALPOINT_H_INCLUDED