Files
Seele/src/Engine/Math/Vector.cpp
T

58 lines
1.8 KiB
C++

#include "Vector.h"
#include <regex>
#include <fmt/core.h>
#include <sstream>
#include <nlohmann/json.hpp>
#include "Serialization/ArchiveBuffer.h"
using namespace Seele;
void to_json(nlohmann::json& j, const Vector& vec)
{
j = nlohmann::json{fmt::format("({}, {}, {})", vec.x, vec.y, vec.z)};
}
void from_json(const nlohmann::json& j, Vector& vec)
{
std::string str;
j.get_to(str);
auto newEnd = std::remove(str.begin(), str.end(), ' ');
str.erase(newEnd);
std::stringstream stream(str);
std::string temp;
std::getline(stream, temp, ',');
vec.x = std::stof(temp);
std::getline(stream, temp, ',');
vec.y = std::stof(temp);
std::getline(stream, temp, ',');
vec.z = std::stof(temp);
}
std::ostream& operator<<(std::ostream& stream, const Vector2& vector)
{
stream << "(" << vector.x << ", " << vector.y << ")";
return stream;
}
std::ostream& operator<<(std::ostream& stream, const Vector& vector)
{
stream << "(" << vector.x << ", " << vector.y << ", " << vector.z << ")";
return stream;
}
std::ostream& operator<<(std::ostream& stream, const Vector4& vector)
{
stream << "(" << vector.x << ", " << vector.y << ", " << vector.z << ", " << vector.w << ")";
return stream;
}
Vector Seele::parseVector(const char* str)
{
//regex pattern consisting of 'float3(xComp, yComp, zComp)', more also matches for invalid floats, but that will throw later
std::regex pattern("float3\\(\\s*([0-9.]+f?)\\s*,\\s*([0-9.]+f?)\\s*,\\s*([0-9.]+f?)\\s*\\)");
std::cmatch base_match;
std::regex_match(str, base_match, pattern);
//match 0 is the whole expression
float x = std::stof(base_match[1].str());
float y = std::stof(base_match[2].str());
float z = std::stof(base_match[3].str());
return Vector(x, y, z);
}