GenerateSwizzle.cpp

#include <iostream>
#include <vector>
#include <format>

using namespace std;

void GenerateSwizzle2(const char * input_type, const vector<char> & elements)
{
	for(auto vx : elements)
	{
		for(auto vy : elements)
		{
			cout << format("[[nodiscard]] inline constexpr const Vector2 {}{}(const {} & v) noexcept", vx, vy, input_type) << std::endl;
			cout << "{" << endl;
			cout << format("\treturn Vector2(v.{}, v.{});", vx, vy) << endl;
			cout << "}" << endl;
			cout << endl;
		}
	}
}

void GenerateSwizzle3(const char * input_type, const vector<char> & elements)
{
	for(auto vx : elements)
	{
		for(auto vy : elements)
		{
			for(auto vz : elements)
			{
				cout << format("[[nodiscard]] inline constexpr const Vector3 {}{}{}(const {} & v) noexcept", vx, vy, vz, input_type) << std::endl;
				cout << "{" << endl;
				cout << format("\treturn Vector3(v.{}, v.{}, v.{});", vx, vy, vz) << endl;
				cout << "}" << endl;
				cout << endl;

			}
		}
	}
}

void GenerateSwizzle4(const char * input_type, const vector<char> & elements)
{
	for(auto vx : elements)
	{
		for(auto vy : elements)
		{
			for(auto vz : elements)
			{
				for(auto vw : elements)
				{
					cout << format("[[nodiscard]] inline constexpr const Vector4 {}{}{}{}(const {} & v) noexcept", vx, vy, vz, vw, input_type) << std::endl;
					cout << "{" << endl;
					cout << format("\treturn Vector4(v.{}, v.{}, v.{}, v.{});", vx, vy, vz, vw) << endl;
					cout << "}" << endl;
					cout << endl;
				}
			}
		}
	}
}

void GenerateSwizzleVector2()
{
	const vector<char> elements { 'x', 'y' };
	GenerateSwizzle2("Vector2", elements);
	GenerateSwizzle3("Vector2", elements);
	GenerateSwizzle4("Vector2", elements);
}

void GenerateSwizzleVector3()
{
	const vector<char> elements { 'x', 'y', 'z' };
	GenerateSwizzle2("Vector3", elements);
	GenerateSwizzle3("Vector3", elements);
	GenerateSwizzle4("Vector3", elements);
}

void GenerateSwizzleVector4()
{
	const vector<char> elements { 'x', 'y', 'z', 'w' };
	GenerateSwizzle2("Vector4", elements);
	GenerateSwizzle3("Vector4", elements);
	GenerateSwizzle4("Vector4", elements);
}

int main(int argc, const char * argv[])
{
	GenerateSwizzleVector2();
	GenerateSwizzleVector3();
	GenerateSwizzleVector4();
}