add PIFixedPoint
git-svn-id: svn://db.shs.com.ru/pip@98 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5
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@@ -20,25 +20,27 @@
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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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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#include "picout.h"
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#ifndef PIFIXEDPOINT_H
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#ifndef PIFIXEDPOINT_H
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#define PIFIXEDPOINT_H
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#define PIFIXEDPOINT_H
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template<int Precision = 0, typename Type = int>
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template<int Precision = 0, typename Type = int>
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class FixedPoint {
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class PIFixedPoint {
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// friend PICout operator <<(PICout s, const FixedPoint<> & v);
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// friend PICout operator <<(PICout s, const FixedPoint<> & v);
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public:
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public:
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typedef FixedPoint<Precision, Type> fp;
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typedef PIFixedPoint<Precision, Type> fp;
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FixedPoint(const Type &v = Type()) {val = fpv(v);}
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PIFixedPoint(const Type &v = Type()) {val = fpv(v);}
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FixedPoint(const fp &v) {val = v.val;}
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PIFixedPoint(const fp &v) {val = v.val;}
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FixedPoint(const float &v) {val = Precision == 0 ? Type(v) : Type(v * (2 << Precision-1));}
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PIFixedPoint(const float &v) {val = Precision == 0 ? Type(v) : Type(v * (2 << Precision-1));}
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FixedPoint(const double &v) {val = Precision == 0 ? Type(v) : Type(v * (2 << Precision-1));}
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PIFixedPoint(const double &v) {val = Precision == 0 ? Type(v) : Type(v * (2 << Precision-1));}
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// FixedPoint(const long double &v) {val = Precision == 0 ? Type(v) : Type(v * (2 << Precision-1));}
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// FixedPoint(const long double &v) {val = Precision == 0 ? Type(v) : Type(v * (2 << Precision-1));}
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template<typename T>
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template<typename T>
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fp & operator=(const T & v) {val = fpv(Type(v)); return *this;}
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fp & operator=(const T & v) {val = fpv(Type(v)); return *this;}
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fp & operator=(const fp & v) {val = v.val; return *this;}
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fp & operator=(const fp & v) {val = v.val; return *this;}
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fp & operator=(const float &v) {val = FixedPoint(v).val; return *this;}
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fp & operator=(const float &v) {val = PIFixedPoint(v).val; return *this;}
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fp & operator=(const double &v) {val = FixedPoint(v).val; return *this;}
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fp & operator=(const double &v) {val = PIFixedPoint(v).val; return *this;}
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fp & operator=(const long double &v) {val = FixedPoint(v).val; return *this;}
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fp & operator=(const long double &v) {val = PIFixedPoint(v).val; return *this;}
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fp & operator-() {fp p = fp(*this); p.val = -val; return p;}
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fp & operator-() {fp p = fp(*this); p.val = -val; return p;}
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bool operator==(const fp & v) const {val == v.val;}
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bool operator==(const fp & v) const {val == v.val;}
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bool operator!=(const fp & v) const {val != v.val;}
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bool operator!=(const fp & v) const {val != v.val;}
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@@ -73,8 +75,9 @@ public:
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Type val;
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Type val;
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};
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};
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template<int Precision, typename Type>
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template<int Precision, typename Type>
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inline PICout operator <<(PICout s, const FixedPoint<Precision, Type> & v) {
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inline PICout operator <<(PICout s, const PIFixedPoint<Precision, Type> & v) {
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s.space(); s.setControl(0, true);
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s.space(); s.setControl(0, true);
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if (Precision == 0) s << v.val;
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if (Precision == 0) s << v.val;
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else {
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else {
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