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https://github.com/scummvm/scummvm.git
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105 lines
2.3 KiB
C++
105 lines
2.3 KiB
C++
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef BAGEL_BOFLIB_FIXED_H
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#define BAGEL_BOFLIB_FIXED_H
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#include "bagel/boflib/object.h"
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#include "bagel/boflib/misc.h"
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namespace Bagel {
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class CBofFixed : public CBofObject {
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private:
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Fixed _lVal;
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CBofFixed(const Fixed Arg) {
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_lVal = Arg;
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}
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public:
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// Constructors
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CBofFixed() {
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_lVal = 0L;
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}
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CBofFixed(const CBofFixed &Arg) {
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_lVal = Arg._lVal;
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}
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CBofFixed(const int Arg) {
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_lVal = (Fixed)(((long)(Arg)) << 16);
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}
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CBofFixed(const double Arg) {
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_lVal = (Fixed)(Arg * (1 << 16));
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}
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// Operators
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// inline CBofFixed operator =(const CBofFixed& Arg) const;
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CBofFixed operator+(const CBofFixed &Arg) const {
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return _lVal + Arg._lVal;
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}
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CBofFixed operator-(const CBofFixed &Arg) const {
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return _lVal - Arg._lVal;
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}
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CBofFixed operator*(const CBofFixed &Arg) const {
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return fixedMultiply(_lVal, Arg._lVal);
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}
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CBofFixed operator/(const CBofFixed &Arg) const {
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return fixedDivide(_lVal, Arg._lVal);
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}
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CBofFixed operator-=(const CBofFixed &Arg) {
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_lVal -= Arg._lVal;
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return *this;
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}
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CBofFixed operator+=(const CBofFixed &Arg) {
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_lVal += Arg._lVal;
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return *this;
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}
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CBofFixed operator*=(const CBofFixed &Arg) {
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_lVal = _lVal * Arg._lVal;
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return *this;
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}
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CBofFixed operator/=(const CBofFixed &Arg) {
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_lVal = _lVal / Arg._lVal;
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return *this;
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}
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CBofFixed operator=(const CBofFixed &Arg) {
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_lVal = Arg._lVal;
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return *this;
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}
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// Conversion operators
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operator int() {
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return (int)(((int32)_lVal) >> 16);
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}
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};
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} // namespace Bagel
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#endif
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