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Merge pull request #112481 from stuartcarnie/2d_canvas_vbos

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Massively optimize canvas 2D rendering by using vertex buffers
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Thaddeus Crews 2025-11-14 14:23:02 -06:00
commit 235d11245c
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GPG key ID: 8C6E5FEB5FC03CCC
25 changed files with 893 additions and 256 deletions
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47
core/templates/hash_map.h
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@ -71,6 +71,7 @@ public:
static constexpr uint32_t MIN_CAPACITY_INDEX = 2; // Use a prime.
static constexpr float MAX_OCCUPANCY = 0.75;
static constexpr uint32_t EMPTY_HASH = 0;
using KV = KeyValue<TKey, TValue>; // Type alias for easier access to KeyValue.
private:
HashMapElement<TKey, TValue> **_elements = nullptr;
@ -590,6 +591,22 @@ public:
}
}
HashMap(HashMap &&p_other) {
_elements = p_other._elements;
_hashes = p_other._hashes;
_head_element = p_other._head_element;
_tail_element = p_other._tail_element;
_capacity_idx = p_other._capacity_idx;
_size = p_other._size;
p_other._elements = nullptr;
p_other._hashes = nullptr;
p_other._head_element = nullptr;
p_other._tail_element = nullptr;
p_other._capacity_idx = MIN_CAPACITY_INDEX;
p_other._size = 0;
}
void operator=(const HashMap &p_other) {
if (this == &p_other) {
return; // Ignore self assignment.
@ -609,6 +626,36 @@ public:
}
}
HashMap &operator=(HashMap &&p_other) {
if (this == &p_other) {
return *this;
}
if (_size != 0) {
clear();
}
if (_elements != nullptr) {
Memory::free_static(_elements);
Memory::free_static(_hashes);
}
_elements = p_other._elements;
_hashes = p_other._hashes;
_head_element = p_other._head_element;
_tail_element = p_other._tail_element;
_capacity_idx = p_other._capacity_idx;
_size = p_other._size;
p_other._elements = nullptr;
p_other._hashes = nullptr;
p_other._head_element = nullptr;
p_other._tail_element = nullptr;
p_other._capacity_idx = MIN_CAPACITY_INDEX;
p_other._size = 0;
return *this;
}
HashMap(uint32_t p_initial_capacity) {
// Capacity can't be 0.
_capacity_idx = 0;