Optimized type casting and refactor

This commit is contained in:
Данил
2025-02-23 15:49:53 +07:00
parent 870d93c19f
commit 4436e79e6a
3 changed files with 105 additions and 41 deletions
+54 -18
View File
@@ -1,29 +1,60 @@
#include "RTTI.h"
void IRTTI::TreeArray::push_back(const Classes type)
void IRTTI::FastContainer::push_back(const Classes newType)
{
Tree[size - 1] = type;
size++;
Classes* NewTree = new Classes[size];
if (0 == _size)
{
++_size;
array = new Classes;
*array = newType;
}
else
{
++_size;
Classes* NewArray = new Classes[_size];
for (size_t i = 0; i < size - 1; ++i)
NewTree[i] = Tree[i];
delete[] Tree;
Tree = NewTree;
long long indexObject = _size - 1;
for (long long i = 0, j = 0; i < _size - 1; ++i, ++j)
{
if (newType < array[i] && indexObject == _size - 1)
{
indexObject = j;
++j;
}
NewArray[j] = array[i];
}
NewArray[indexObject] = newType;
delete[] array;
array = NewArray;
}
}
IRTTI::TreeArray::TreeArray()
bool IRTTI::FastContainer::find(const Classes& Type) const
{
Tree = new Classes;
size = 1;
long long low = 0;
long long high = _size - 1;
while (low <= high)
{
long long mid = (low + high) / 2;
if (static_cast<int>(array[mid]) == static_cast<int>(Type))
return true;
if (static_cast<int>(array[mid]) > static_cast<int>(Type))
high = mid - 1;
else
low = mid + 1;
}
return false;
}
void IRTTI::SetType(const Classes type)
void IRTTI::SetType(const Classes Type)
{
this->type = type;
Tree.push_back(type);
this->type = Type;
Tree.push_back(Type);
}
IRTTI::IRTTI()
@@ -31,7 +62,12 @@ IRTTI::IRTTI()
SetType(Classes::IRTTI);
}
Classes IRTTI::RTTI_Kind() const
Classes RTTI::GetType(const IRTTI* object)
{
return type;
return object->type;
}
const char* RTTI::GetTypeStr(const IRTTI* object)
{
return enum_to_string(object->type);
}
+48 -20
View File
@@ -6,37 +6,62 @@
GENERATE_META(IRTTI)
class IRTTI
{
struct TreeArray
// Fast array
class FastContainer final
{
size_t size;
Classes* Tree;
void push_back(const Classes type);
TreeArray();
long long _size = 0;
Classes* array = nullptr;
public:
long long constexpr size() const { return _size; }
void push_back(const Classes object);
bool find(const Classes& Type) const;
};
TreeArray Tree;
FastContainer Tree;
Classes type;
protected:
void SetType(Classes type);
// That method set type value and add type to inheritance tree
void SetType(Classes Type);
IRTTI();
~IRTTI() = default;
public:
Classes RTTI_Kind() const;
friend class RTTI;
};
// RTTI metods
// RTTI methods
class RTTI final
{
RTTI() = default;
public:
// Convert enum to string
[[nodiscard]]
static const char* enum_to_string(const Classes type)
{
switch (type)
{
case Classes::IRTTI: return "IRTTI";
case Classes::TestA: return "TestA";
case Classes::TestB: return "TestB";
case Classes::TestC: return "TestC";
case Classes::TestD: return "TestD";
default: return "Undefined";
}
}
// That method allow compare given type with real type object
template<class Kind>
static bool IsA(Classes type)
static bool IsA(const Classes type)
{
return Meta<Kind>::Type == type;
}
public:
template<class Kind>
static bool IsA(const IRTTI* object)
{
return IsA<Kind>(object->type);
}
// That method realized dynamic_cast
template<class To, class From>
static To* dyn_cast(From* object)
{
@@ -44,13 +69,16 @@ public:
if (IsA<To>(InterfaceOfObject->type))
return reinterpret_cast<To*>(object);
const size_t coutType = InterfaceOfObject->Tree.size - 1;
for (size_t i = 0; i < coutType; ++i)
{
if (InterfaceOfObject->Tree.Tree[i] == Meta<To>::Type)
return reinterpret_cast<To*>(object);
}
if (InterfaceOfObject->Tree.find(Meta<To>::Type))
return reinterpret_cast<To*>(object);
return nullptr;
}
// That method return real type object in the form of enum value
static Classes GetType(const IRTTI* object);
// That method return real type in the form of string
[[nodiscard]]
static const char* GetTypeStr(const IRTTI* object);
};
+3 -3
View File
@@ -1,16 +1,16 @@
#pragma once
// This macro adds meta information to a type.
// This macro adds meta information to a type
#define GENERATE_META(Class) \
class Class; \
template<> struct Meta <Class> { \
static constexpr Classes Type = Classes::##Class; \
};
// Predeclarate struct for meta information
// Predeclared struct for meta information
template<class T> struct Meta;
// Enum type classes
// Enum type classes
enum class Classes
{
IRTTI