use bse::move
This commit is contained in:
@ -5,9 +5,9 @@
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// Also I wanted to template the Queue (for the scheduler) but with this I can just replace the Queue and use the
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// Also I wanted to template the Queue (for the scheduler) but with this I can just replace the Queue and use the
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// ArrayList instead
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// ArrayList instead
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#include "Iterator.h"
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#include "user/lib/Iterator.h"
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#include "Logger.h"
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#include "user/lib/Logger.h"
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#include <utility>
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#include "user/lib/Utility.h"
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// https://en.cppreference.com/w/cpp/container/vector
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// https://en.cppreference.com/w/cpp/container/vector
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namespace bse {
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namespace bse {
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@ -18,20 +18,20 @@ namespace bse {
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using Iterator = ContinuousIterator<T>;
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using Iterator = ContinuousIterator<T>;
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private:
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private:
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static constexpr const std::size_t default_cap = 10; // Arbitrary but very small because this isn't a real OS :(
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static constexpr const unsigned int default_cap = 10; // Arbitrary but very small because this isn't a real OS :(
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static constexpr const std::size_t min_cap = 5; // Slots to allocate extra when array full
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static constexpr const unsigned int min_cap = 5; // Slots to allocate extra when array full
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T* buf = nullptr; // Heap allocated as size needs to change during runtime
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T* buf = nullptr; // Heap allocated as size needs to change during runtime
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// Can't use Array for the same reason so we use a C Style array
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// Can't use Array for the same reason so we use a C Style array
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std::size_t buf_pos = 0;
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unsigned int buf_pos = 0;
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std::size_t buf_cap = 0;
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unsigned int buf_cap = 0;
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void init() {
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void init() {
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buf = new T[Vector::default_cap];
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buf = new T[Vector::default_cap];
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buf_cap = Vector::default_cap;
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buf_cap = Vector::default_cap;
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}
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}
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std::size_t get_rem_cap() const {
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unsigned int get_rem_cap() const {
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return buf_cap - size();
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return buf_cap - size();
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}
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}
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@ -53,13 +53,13 @@ namespace bse {
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// 2. Moves stuff to new buffer
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// 2. Moves stuff to new buffer
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// 3. Deletes old buffer
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// 3. Deletes old buffer
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// 4. Sets new pos/cap
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// 4. Sets new pos/cap
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void switch_buf(std::size_t cap) {
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void switch_buf(unsigned int cap) {
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// Alloc new array
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// Alloc new array
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T* new_buf = new T[cap];
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T* new_buf = new T[cap];
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// Swap current elements to new array
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// Swap current elements to new array
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for (std::size_t i = 0; i < size(); ++i) {
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for (unsigned int i = 0; i < size(); ++i) {
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new_buf[i] = std::move(buf[i]);
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new_buf[i] = bse::move(buf[i]);
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buf[i].~T(); // TODO: I think delete[] buf calls these, verify that
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buf[i].~T(); // TODO: I think delete[] buf calls these, verify that
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}
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}
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@ -70,36 +70,36 @@ namespace bse {
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}
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}
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// Index is location where space should be made
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// Index is location where space should be made
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void copy_right(std::size_t i) {
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void copy_right(unsigned int i) {
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if (i >= size()) {
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if (i >= size()) {
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// We don't need to copy anything as space is already there
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// We don't need to copy anything as space is already there
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return;
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return;
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}
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}
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for (std::size_t idx = size(); idx > i; --idx) {
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for (unsigned int idx = size(); idx > i; --idx) {
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buf[idx].~T(); // Delete previously contained element that will be overridden
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buf[idx].~T(); // Delete previously contained element that will be overridden
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buf[idx] = std::move(buf[idx - 1]); // This leaves a "shell" of the old object that has to be deleted
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buf[idx] = bse::move(buf[idx - 1]); // This leaves a "shell" of the old object that has to be deleted
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buf[idx - 1].~T(); // Delete element in moved-out state
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buf[idx - 1].~T(); // Delete element in moved-out state
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}
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}
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}
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}
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// Index is the location that will be removed
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// Index is the location that will be removed
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void copy_left(std::size_t i) {
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void copy_left(unsigned int i) {
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if (i >= size()) {
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if (i >= size()) {
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// We don't need to copy anything as nothing will be overridden
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// We don't need to copy anything as nothing will be overridden
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return;
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return;
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}
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}
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for (std::size_t idx = i; idx < size(); ++idx) {
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for (unsigned int idx = i; idx < size(); ++idx) {
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buf[idx].~T(); // Delete the element that will be overwritten
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buf[idx].~T(); // Delete the element that will be overwritten
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buf[idx] = std::move(buf[idx + 1]);
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buf[idx] = bse::move(buf[idx + 1]);
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buf[idx + 1].~T();
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buf[idx + 1].~T();
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}
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}
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}
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}
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public:
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public:
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~Vector() {
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~Vector() {
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for (std::size_t i; i < size(); ++i) {
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for (unsigned int i; i < size(); ++i) {
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buf[i].~T(); // TODO: I think delete[] buf calls these, verify that
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buf[i].~T(); // TODO: I think delete[] buf calls these, verify that
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}
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}
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delete[] buf;
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delete[] buf;
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@ -148,7 +148,7 @@ namespace bse {
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init();
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init();
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}
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}
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buf[size()] = std::move(move);
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buf[size()] = bse::move(move);
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++buf_pos;
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++buf_pos;
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min_expand();
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min_expand();
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}
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}
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@ -156,8 +156,8 @@ namespace bse {
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// https://en.cppreference.com/w/cpp/container/vector/insert
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// https://en.cppreference.com/w/cpp/container/vector/insert
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// The element will be inserted before the pos iterator, pos can be the end() iterator
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// The element will be inserted before the pos iterator, pos can be the end() iterator
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Iterator insert(Iterator pos, const T& copy) {
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Iterator insert(Iterator pos, const T& copy) {
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std::size_t idx = distance(begin(), pos); // begin() does init if necessary
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unsigned int idx = distance(begin(), pos); // begin() does init if necessary
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copy_right(idx); // nothing will be done if pos == end()
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copy_right(idx); // nothing will be done if pos == end()
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buf[idx] = copy;
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buf[idx] = copy;
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++buf_pos;
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++buf_pos;
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min_expand();
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min_expand();
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@ -165,9 +165,9 @@ namespace bse {
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}
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}
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Iterator insert(Iterator pos, T&& move) {
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Iterator insert(Iterator pos, T&& move) {
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std::size_t idx = distance(begin(), pos); // begin() does init if necessary
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unsigned int idx = distance(begin(), pos); // begin() does init if necessary
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copy_right(idx);
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copy_right(idx);
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buf[idx] = std::move(move);
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buf[idx] = bse::move(move);
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++buf_pos;
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++buf_pos;
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min_expand();
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min_expand();
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return Iterator(&buf[idx]);
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return Iterator(&buf[idx]);
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@ -177,7 +177,7 @@ namespace bse {
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// https://en.cppreference.com/w/cpp/container/vector/erase
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// https://en.cppreference.com/w/cpp/container/vector/erase
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// Returns the iterator after the removed element, pos can't be end() iterator
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// Returns the iterator after the removed element, pos can't be end() iterator
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Iterator erase(Iterator pos) {
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Iterator erase(Iterator pos) {
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std::size_t idx = distance(begin(), pos);
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unsigned int idx = distance(begin(), pos);
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copy_left(idx);
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copy_left(idx);
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--buf_pos;
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--buf_pos;
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// shrink();
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// shrink();
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@ -201,11 +201,11 @@ namespace bse {
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return buf[size() - 1];
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return buf[size() - 1];
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}
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}
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T& operator[](std::size_t pos) {
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T& operator[](unsigned int pos) {
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return buf[pos];
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return buf[pos];
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}
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}
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const T& operator[](std::size_t pos) const {
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const T& operator[](unsigned int pos) const {
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return buf[pos];
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return buf[pos];
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}
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}
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@ -214,7 +214,7 @@ namespace bse {
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return !size();
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return !size();
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}
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}
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std::size_t size() const {
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unsigned int size() const {
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return buf_pos;
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return buf_pos;
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}
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}
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@ -225,7 +225,7 @@ namespace bse {
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}
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}
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}
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}
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void reserve(std::size_t cap) {
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void reserve(unsigned int cap) {
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if (buf == nullptr) {
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if (buf == nullptr) {
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init();
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init();
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}
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}
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@ -237,8 +237,8 @@ namespace bse {
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// NOTE: pred is no real predicate as one would need closures for this, but we don't have <functional> available
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// NOTE: pred is no real predicate as one would need closures for this, but we don't have <functional> available
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// This means the result has to be passed separately and the function differs from the c++20 std::erase_if
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// This means the result has to be passed separately and the function differs from the c++20 std::erase_if
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template<typename T, typename arg>
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template<typename T, typename arg>
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std::size_t erase_if(Vector<T>& vec, arg (*pred)(const T&), arg result) {
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unsigned int erase_if(Vector<T>& vec, arg (*pred)(const T&), arg result) {
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std::size_t erased_els = 0;
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unsigned int erased_els = 0;
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for (typename Vector<T>::Iterator it = vec.begin(); it != vec.end(); /*Do nothing*/) {
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for (typename Vector<T>::Iterator it = vec.begin(); it != vec.end(); /*Do nothing*/) {
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if (pred(*it) == result) {
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if (pred(*it) == result) {
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it = vec.erase(it); // erase returns the iterator to the next element
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it = vec.erase(it); // erase returns the iterator to the next element
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Block a user