478 lines
20 KiB
C++
478 lines
20 KiB
C++
/*! \file pideque.h
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* \brief Dynamic array of any type
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*
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* This file declares PIDeque
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*/
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/*
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PIP - Platform Independent Primitives
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Dynamic array of any type
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Copyright (C) 2014 Ivan Pelipenko peri4ko@gmail.com
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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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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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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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#ifndef PIDEQUE_H
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#define PIDEQUE_H
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#include "piincludes.h"
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#if !defined(PIP_CONTAINERS_STL) || defined(DOXYGEN)
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template <typename T>
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class PIDeque {
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public:
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PIDeque(): pid_data(0), pid_size(0), pid_rsize(0), pid_start(0) {
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//printf("new vector 1 %p (%s) ... !{\n", this, typeid(T).name());
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//printf("(s=%d, d=%p) }!\n", int(pid_size), pid_data);
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}
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PIDeque(const PIDeque<T> & other): pid_data(0), pid_size(0), pid_rsize(0), pid_start(0) {
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//printf("new vector 2 %p (%s) ... !{\n", this, typeid(T).name());
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alloc(other.pid_size, true);
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newT(pid_data + pid_start, other.pid_data + other.pid_start, pid_size);
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//printf("(s=%d, d=%p) }!\n", int(pid_size), pid_data);
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}
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PIDeque(const T * data, size_t size): pid_data(0), pid_size(0), pid_rsize(0), pid_start(0) {
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//printf("new vector 2 %p (%s) ... !{\n", this, typeid(T).name());
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alloc(size, true);
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newT(pid_data + pid_start, data, pid_size);
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//printf("(s=%d, d=%p) }!\n", int(pid_size), pid_data);
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}
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PIDeque(size_t pid_size, const T & f = T()): pid_data(0), pid_size(0), pid_rsize(0), pid_start(0) {
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//printf("new vector 3 %p (%s) ... !{\n", this, typeid(T).name());
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resize(pid_size, f);
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//printf("(s=%d, d=%p) }!\n", int(pid_size), pid_data);
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}
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~PIDeque() {
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//printf("delete deque %p (%s) (s=%d, rs=%d, st=%d, d=%p) ... ~{\n", this, typeid(T).name(), int(pid_size), int(pid_rsize), int(pid_start), pid_data);
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deleteT(pid_data + pid_start, pid_size);
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dealloc();
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//deleteRaw(pid_tdata);
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_reset();
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//printf("}~\n");
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}
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PIDeque<T> & operator =(const PIDeque<T> & other) {
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if (this == &other) return *this;
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deleteT(pid_data + pid_start, pid_size);
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alloc(other.pid_size, true);
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newT(pid_data + pid_start, other.pid_data + other.pid_start, pid_size);
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return *this;
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}
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typedef T value_type;
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class iterator {
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friend class PIDeque<T>;
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private:
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iterator(PIDeque<T> * v, size_t p): parent(v), pos(p) {}
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PIDeque<T> * parent;
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size_t pos;
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public:
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iterator(): parent(0) {}
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T & operator *() {return (*parent)[pos];}
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const T & operator *() const {return (*parent)[pos];}
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void operator ++() {++pos;}
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void operator ++(int) {++pos;}
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void operator --() {--pos;}
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void operator --(int) {--pos;}
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bool operator ==(const iterator & it) const {return (pos == it.pos);}
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bool operator !=(const iterator & it) const {return (pos != it.pos);}
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};
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class const_iterator {
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friend class PIDeque<T>;
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private:
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const_iterator(const PIDeque<T> * v, size_t p): parent(v), pos(p) {}
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const PIDeque<T> * parent;
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size_t pos;
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public:
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const_iterator(): parent(0) {}
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//T & operator *() {return (*parent)[pos];}
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const T & operator *() const {return (*parent)[pos];}
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void operator ++() {++pos;}
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void operator ++(int) {++pos;}
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void operator --() {--pos;}
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void operator --(int) {--pos;}
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bool operator ==(const const_iterator & it) const {return (pos == it.pos);}
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bool operator !=(const const_iterator & it) const {return (pos != it.pos);}
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};
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class reverse_iterator {
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friend class PIDeque<T>;
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private:
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reverse_iterator(PIDeque<T> * v, size_t p): parent(v), pos(p) {}
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PIDeque<T> * parent;
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size_t pos;
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public:
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reverse_iterator(): parent(0) {}
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T & operator *() {return (*parent)[pos];}
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const T & operator *() const {return (*parent)[pos];}
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void operator ++() {--pos;}
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void operator ++(int) {--pos;}
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void operator --() {++pos;}
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void operator --(int) {++pos;}
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bool operator ==(const reverse_iterator & it) const {return (pos == it.pos);}
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bool operator !=(const reverse_iterator & it) const {return (pos != it.pos);}
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};
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class const_reverse_iterator {
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friend class PIDeque<T>;
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private:
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const_reverse_iterator(const PIDeque<T> * v, size_t p): parent(v), pos(p) {}
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const PIDeque<T> * parent;
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size_t pos;
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public:
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const_reverse_iterator(): parent(0) {}
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//T & operator *() {return (*parent)[pos];}
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const T & operator *() const {return (*parent)[pos];}
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void operator ++() {--pos;}
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void operator ++(int) {--pos;}
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void operator --() {++pos;}
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void operator --(int) {++pos;}
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bool operator ==(const const_reverse_iterator & it) const {return (pos == it.pos);}
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bool operator !=(const const_reverse_iterator & it) const {return (pos != it.pos);}
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};
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iterator begin() {return iterator(this, 0);}
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iterator end() {return iterator(this, pid_size);}
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const_iterator begin() const {return const_iterator(this, 0);}
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const_iterator end() const {return const_iterator(this, pid_size);}
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reverse_iterator rbegin() {return reverse_iterator(this, pid_size - 1);}
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reverse_iterator rend() {return reverse_iterator(this, -1);}
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const_reverse_iterator rbegin() const {return const_reverse_iterator(this, pid_size - 1);}
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const_reverse_iterator rend() const {return const_reverse_iterator(this, -1);}
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size_t size() const {return pid_size;}
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ssize_t size_s() const {return pid_size;}
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size_t length() const {return pid_size;}
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size_t capacity() const {return pid_rsize;}
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bool isEmpty() const {return (pid_size == 0);}
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T & operator [](size_t index) {return pid_data[pid_start + index];}
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T & at(size_t index) {return pid_data[pid_start + index];}
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const T & operator [](size_t index) const {return pid_data[pid_start + index];}
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const T & at(size_t index) const {return pid_data[pid_start + index];}
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T & back() {return pid_data[pid_start + pid_size - 1];}
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const T & back() const {return pid_data[pid_start + pid_size - 1];}
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T & front() {return pid_data[pid_start];}
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const T & front() const {return pid_data[pid_start];}
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bool operator ==(const PIDeque<T> & t) const {if (pid_size != t.pid_size) return false; for (size_t i = 0; i < pid_size; ++i) if (t[i] != pid_data[pid_start + i]) return false; return true;}
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bool operator !=(const PIDeque<T> & t) const {if (pid_size != t.pid_size) return true; for (size_t i = 0; i < pid_size; ++i) if (t[i] != pid_data[pid_start + i]) return true; return false;}
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bool contains(const T & v) const {for (size_t i = pid_start; i < pid_start + pid_size; ++i) if (v == pid_data[i]) return true; return false;}
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int etries(const T & v) const {int ec = 0; for (size_t i = pid_start; i < pid_start + pid_size; ++i) if (v == pid_data[i]) ++ec; return ec;}
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T * data(size_t index = 0) {return &(pid_data[pid_start + index]);}
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const T * data(size_t index = 0) const {return &(pid_data[pid_start + index]);}
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PIDeque<T> & clear() {resize(0); return *this;}
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PIDeque<T> & fill(const T & f = T()) {
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//if (sizeof(T) == 1) memset(pid_data, f, pid_size);
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deleteT(pid_data + pid_start, pid_size);
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//zeroRaw(pid_data, pid_size);
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for (size_t i = pid_start; i < pid_start + pid_size; ++i)
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elementNew(pid_data + i, f);
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return *this;
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}
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PIDeque<T> & assign(const T & f = T()) {return fill(f);}
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PIDeque<T> & assign(size_t new_size, const T & f) {resize(new_size); return fill(f);}
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PIDeque<T> & resize(size_t new_size, const T & f = T()) {
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if (new_size < pid_size) {
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deleteT(&(pid_data[new_size + pid_start]), pid_size - new_size);
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pid_size = new_size;
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}
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if (new_size > pid_size) {
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size_t os = pid_size;
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alloc(new_size, true);
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//if (sizeof(T) == 1) memset(&(pid_data[os]), f, ds);
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//zeroRaw(&(pid_data[os]), new_size - os);
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for (size_t i = os + pid_start; i < new_size + pid_start; ++i) elementNew(pid_data + i, f);
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}
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return *this;
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}
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PIDeque<T> & reserve(size_t new_size) {if (new_size <= pid_rsize) return *this; size_t os = pid_size; alloc(new_size, true); pid_size = os; return *this;}
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PIDeque<T> & insert(size_t index, const T & v = T()) {
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bool dir = pid_rsize <= 2 ? true : (index >= pid_rsize / 2 ? true : false);
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//piCout << "insert" << dir << index << pid_size << pid_rsize << pid_start << "!<";
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if (dir) {
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alloc(pid_size + 1, true);
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if (index < pid_size - 1) {
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size_t os = pid_size - index - 1;
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memmove(&(pid_data[index + pid_start + 1]), &(pid_data[index + pid_start]), os * sizeof(T));
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}
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} else {
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pid_start--;
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alloc(pid_size + 1, false);
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//piCout << "insert front" << pid_size << pid_rsize << pid_start << "!<";
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if (index > 0)
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memmove(&(pid_data[pid_start]), &(pid_data[pid_start + 1]), index * sizeof(T));
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}
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//piCout << "insert" << pid_start << index << (pid_start + ssize_t(index)) << pid_size << ">!";
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elementNew(pid_data + pid_start + index, v);
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return *this;
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}
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PIDeque<T> & insert(size_t index, const PIDeque<T> & other) {
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if (other.isEmpty()) return *this;
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bool dir = pid_rsize <= 2 ? true : (index >= pid_rsize / 2 ? true : false);
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//piCout << "insert" << dir << index << pid_size << pid_rsize << pid_start << "!<";
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if (dir) {
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ssize_t os = pid_size - index;
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alloc(pid_size + other.pid_size, true);
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if (os > 0)
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memmove(&(pid_data[index + pid_start + other.pid_size]), &(pid_data[index + pid_start]), os * sizeof(T));
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} else {
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pid_start -= other.pid_size;
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alloc(pid_size + other.pid_size, false);
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//piCout << "insert front" << pid_size << pid_rsize << pid_start << "!<";
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if (index > 0)
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memmove(&(pid_data[pid_start]), &(pid_data[pid_start + other.pid_size]), index * sizeof(T));
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}
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//piCout << "insert" << pid_start << index << (pid_start + ssize_t(index)) << pid_size << ">!";
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newT(pid_data + pid_start + index, other.pid_data + other.pid_start, other.pid_size);
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return *this;
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}
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PIDeque<T> & remove(size_t index, size_t count = 1) {
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if (count == 0) return *this;
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if (index + count >= pid_size) {
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resize(index);
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return *this;
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}
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size_t os = pid_size - index - count;
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deleteT(&(pid_data[index + pid_start]), count);
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if (os <= index) {
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//if (true) {
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if (os > 0) memmove(&(pid_data[index + pid_start]), &(pid_data[index + pid_start + count]), os * sizeof(T));
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} else {
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if (index > 0) memmove(&(pid_data[pid_start + count]), &(pid_data[pid_start]), index * sizeof(T));
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pid_start += count;
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}
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pid_size -= count;
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return *this;
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}
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void swap(PIDeque<T> & other) {
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piSwap<T*>(pid_data, other.pid_data);
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piSwap<size_t>(pid_size, other.pid_size);
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piSwap<size_t>(pid_rsize, other.pid_rsize);
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piSwap<size_t>(pid_start, other.pid_start);
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}
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typedef int (*CompareFunc)(const T * , const T * );
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static int compare_func(const T * t0, const T * t1) {return (*t0) < (*t1) ? -1 : ((*t0) == (*t1) ? 0 : 1);}
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PIDeque<T> & sort(CompareFunc compare = compare_func) {qsort(pid_data + pid_start, pid_size, sizeof(T), (int(*)(const void * , const void * ))compare); return *this;}
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PIDeque<T> & enlarge(llong pid_size) {llong ns = size_s() + pid_size; if (ns <= 0) clear(); else resize(size_t(ns)); return *this;}
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PIDeque<T> & removeOne(const T & v) {for (size_t i = 0; i < pid_size; ++i) if (pid_data[i + pid_start] == v) {remove(i); return *this;} return *this;}
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PIDeque<T> & removeAll(const T & v) {for (llong i = 0; i < pid_size; ++i) if (pid_data[i + pid_start] == v) {remove(i); --i;} return *this;}
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PIDeque<T> & push_back(const T & v) {alloc(pid_size + 1, true); elementNew(pid_data + pid_start + pid_size - 1, v); return *this;}
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PIDeque<T> & append(const T & v) {return push_back(v);}
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PIDeque<T> & operator <<(const T & v) {return push_back(v);}
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PIDeque<T> & operator <<(const PIDeque<T> & t) {
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size_t ps = pid_size;
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alloc(pid_size + t.pid_size, true);
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newT(pid_data + ps + pid_start, t.pid_data + t.pid_start, t.pid_size);
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return *this;
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}
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PIDeque<T> & push_front(const T & v) {insert(0, v); return *this;}
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PIDeque<T> & prepend(const T & v) {return push_front(v);}
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PIDeque<T> & pop_back() {if (pid_size == 0) return *this; resize(pid_size - 1); return *this;}
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PIDeque<T> & pop_front() {if (pid_size == 0) return *this; remove(0); return *this;}
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T take_back() {T t(back()); pop_back(); return t;}
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T take_front() {T t(front()); pop_front(); return t;}
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private:
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void _reset() {pid_size = pid_rsize = pid_start = 0; pid_data = 0;}
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/*void * qmemmove(void * dst, void * src, size_t size) {
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if (piAbs<ssize_t>(ssize_t(dst) - ssize_t(src)) >= size)
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memcpy(dst, src, size);
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else {
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char * tb = new char[size];
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memcpy(tb, src, size);
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memcpy(dst, tb, size);
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delete tb;
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}
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return dst;
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}*/
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inline size_t asize(ssize_t s) {
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if (s <= 0) return 0;
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if (pid_rsize + pid_rsize >= size_t(s) && pid_rsize < size_t(s))
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return pid_rsize + pid_rsize;
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size_t t = 0, s_ = size_t(s) - 1;
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while (s_ >> t) ++t;
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return (1 << t);
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}
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inline void newT(T * dst, const T * src, size_t s) {
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for (size_t i = 0; i < s; ++i)
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elementNew(dst + i, src[i]);
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}
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inline T * newRaw(size_t s) {
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//cout << std::dec << " ![("<<this<<")newRaw " << s << " elements ... <\n" << endl;
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//uchar * ret = new uchar[s * sizeof(T)];
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uchar * ret = (uchar*)(malloc(s * sizeof(T)));//new uchar[];
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//zeroRaw((T*)ret, s);
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//cout << std::hex << " > (new 0x" << (llong)ret << ") ok]!" << endl;
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return (T*)ret;
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}
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/*void reallocRawTemp(size_t s) {
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if (pid_tdata == 0) pid_tdata = (T*)(malloc(s * sizeof(T)));
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else pid_tdata = (T*)(realloc(pid_tdata, s * sizeof(T)));
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}*/
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inline void deleteT(T * d, size_t sz) {
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//cout << " ~[("<<this<<")deleteT " << std::dec << sz << " elements " << std::hex << "0x" << (llong)d << " ... <\n" << endl;
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if ((uchar*)d != 0) {
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for (size_t i = 0; i < sz; ++i)
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elementDelete(d[i]);
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//zeroRaw(d, sz);
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}
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//cout << " > ok]~" << endl;
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}
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inline void deleteRaw(T *& d) {
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//cout << " ~[("<<this<<")deleteRaw " << std::dec << pid_rsize << " elements " << std::hex << "0x" << (llong)d << " ... <\n" << endl;
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if ((uchar*)d != 0) free((uchar*)d);
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d = 0;
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//cout << " > ok]~" << endl;
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}
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void zeroRaw(T * d, size_t s) {
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//cout << " ~[("<<this<<")zeroRaw " << std::dec << s << " elements " << std::hex << "0x" << (llong)d << " ... <\n" << endl;
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if ((uchar*)d != 0) memset(d, 0, s*sizeof(T));
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//cout << " > ok]~" << endl;
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}
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inline void elementNew(T * to, const T & from) {new(to)T(from);}
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inline void elementDelete(T & from) {from.~T();}
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void dealloc() {deleteRaw(pid_data);}
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inline void checkMove(bool direction) {
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if (pid_size >= 4 && pid_size < pid_rsize / 4) {
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/*if (direction) {
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if (pid_start >= 4 && pid_start > pid_size + pid_size && pid_start > pid_rsize / 2) {
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piCout << (int)this << "checkMove" << direction << pid_start << (int)pid_data << pid_rsize << pid_size;
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piCout << (int)this << "move from" << pid_start << "to" << pid_size << "," << (int)pid_data << pid_rsize << pid_size;
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memmove(pid_data + pid_size, pid_data + pid_start, pid_size * sizeof(T));
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pid_start = pid_size;
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}
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} else {
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if (ssize_t(pid_start) < ssize_t(pid_rsize) - pid_size - pid_size && ssize_t(pid_start) < ssize_t(pid_rsize / 2) - pid_size) {
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piCout << (int)this << "checkMove" << direction << pid_start << (int)pid_data << pid_rsize << pid_size;
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piCout << (int)this << "move from" << pid_start << "to" << (ssize_t(pid_rsize) - pid_size) << "," << (int)pid_data << pid_rsize << pid_size;
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memmove(pid_data + ssize_t(pid_rsize) - pid_size - pid_size, pid_data + pid_start, pid_size * sizeof(T));
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pid_start = ssize_t(pid_rsize) - pid_size - pid_size;
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}
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}*/
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if (pid_start < pid_size + pid_size || pid_start > pid_rsize - pid_size - pid_size) {
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size_t ns = (pid_rsize - pid_size) / 2;
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if (pid_start != ns) {
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memmove(pid_data + ns, pid_data + pid_start, pid_size * sizeof(T));
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pid_start = ns;
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}
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}
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}
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}
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inline void alloc(size_t new_size, bool direction) { // direction == true -> alloc forward
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if (direction) {
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if (pid_start + new_size <= pid_rsize) {
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pid_size = new_size;
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checkMove(direction);
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return;
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}
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|
pid_size = new_size;
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|
size_t as = asize(pid_start + new_size);
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if (as != pid_rsize) {
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|
pid_data = (T*)(realloc(pid_data, as*sizeof(T)));
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|
pid_rsize = as;
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|
}
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|
} else {
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|
size_t as = asize(piMax<ssize_t>(new_size, pid_rsize) - pid_start);
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//piCout << "alloc" << new_size << pid_size << pid_rsize << as << pid_start;
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|
if (pid_start >= 0 && as <= pid_rsize) {
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|
pid_size = new_size;
|
|
checkMove(direction);
|
|
return;
|
|
}
|
|
size_t os = pid_size;
|
|
pid_size = new_size;
|
|
if (as > pid_rsize) {
|
|
//piCout << "alloc new size" << as;
|
|
//cout << std::hex << " ![("<<this<<")realloc " << pid_data << " data ... <\n" << endl;
|
|
T * td = newRaw(as);
|
|
//piCout << "pid_start" << pid_start << (pid_start + ssize_t(as) - os);
|
|
ssize_t ost = pid_start, ns = 0;
|
|
if (ost < 0) {ns -= ost; ost = 0;}
|
|
pid_start += ssize_t(as) - os;
|
|
if (os > 0 && pid_data != 0) {
|
|
memcpy(td + pid_start + ns, pid_data + ost, os * sizeof(T));
|
|
deleteRaw(pid_data);
|
|
}
|
|
pid_data = td;
|
|
pid_rsize = as;
|
|
}
|
|
}
|
|
//checkMove(direction);
|
|
//piCout << "alloc new start" << pid_start;
|
|
}
|
|
|
|
T * pid_data;
|
|
size_t pid_size, pid_rsize;
|
|
size_t pid_start;
|
|
};
|
|
|
|
#define __PIDEQUE_SIMPLE_TYPE__(T) \
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|
template<> inline void PIDeque<T>::newT(T * dst, const T * src, size_t s) {memcpy(dst, src, s * sizeof(T));} \
|
|
template<> inline void PIDeque<T>::deleteT(T * d, size_t sz) {;} \
|
|
template<> inline void PIDeque<T>::elementNew(T * to, const T & from) {(*to) = from;} \
|
|
template<> inline void PIDeque<T>::elementDelete(T & from) {;}
|
|
|
|
#else
|
|
|
|
|
|
template<typename Type, typename Allocator = std::allocator<Type> >
|
|
class PIP_EXPORT PIDeque: public deque<Type, Allocator> {
|
|
typedef PIDeque<Type, Allocator> _CDeque;
|
|
typedef deque<Type, Allocator> _stlc;
|
|
public:
|
|
PIDeque() {piMonitor.containers++;}
|
|
PIDeque(const Type & value) {piMonitor.containers++; _stlc::resize(1, value);}
|
|
PIDeque(const Type & v0, const Type & v1) {piMonitor.containers++; _stlc::push_back(v0); _stlc::push_back(v1);}
|
|
PIDeque(const Type & v0, const Type & v1, const Type & v2) {piMonitor.containers++; _stlc::push_back(v0); _stlc::push_back(v1); _stlc::push_back(v2);}
|
|
PIDeque(const Type & v0, const Type & v1, const Type & v2, const Type & v3) {piMonitor.containers++; _stlc::push_back(v0); _stlc::push_back(v1); _stlc::push_back(v2); _stlc::push_back(v3);}
|
|
~PIDeque() {piMonitor.containers--;}
|
|
int size_s() const {return static_cast<int>(_stlc::size());}
|
|
bool isEmpty() const {return _stlc::empty();}
|
|
bool has(const Type & t) const {for (typename _stlc::const_iterator i = _stlc::begin(); i != _stlc::end(); ++i) if (t == *i) return true; return false;}
|
|
int etries(const Type & t) const {int ec = 0; for (typename _stlc::const_iterator i = _stlc::begin(); i != _stlc::end(); ++i) if (t == *i) ++ec; return ec;}
|
|
_CDeque & operator <<(const Type & t) {_CDeque::push_back(t); return *this;}
|
|
PIDeque<Type> toVector() {PIDeque<Type> v; for (typename _stlc::const_iterator i = _stlc::begin(); i != _stlc::end(); ++i) v << *i; return v;}
|
|
};
|
|
|
|
|
|
#define __PIDEQUE_SIMPLE_FUNCTIONS__(T)
|
|
|
|
|
|
#endif
|
|
|
|
|
|
template<typename T>
|
|
inline std::ostream & operator <<(std::ostream & s, const PIDeque<T> & v) {s << "{"; for (size_t i = 0; i < v.size(); ++i) {s << v[i]; if (i < v.size() - 1) s << ", ";} s << "}"; return s;}
|
|
|
|
template<typename T>
|
|
inline PICout operator <<(PICout s, const PIDeque<T> & v) {s.space(); s.setControl(0, true); s << "{"; for (size_t i = 0; i < v.size(); ++i) {s << v[i]; if (i < v.size() - 1) s << ", ";} s << "}"; s.restoreControl(); return s;}
|
|
|
|
|
|
#endif // PIDEQUE_H
|