#ifndef _BASE_VECTOR2_HPP_ #define _BASE_VECTOR2_HPP_ // ------------------------------------------------------------------------------------------------ #include "SqBase.hpp" // ------------------------------------------------------------------------------------------------ namespace SqMod { /* ------------------------------------------------------------------------------------------------ * Class used to represent a two-dimensional vector. */ struct Vector2 { /* -------------------------------------------------------------------------------------------- * The type of value used by components of type. */ typedef float Value; /* -------------------------------------------------------------------------------------------- * Helper instances for common values mostly used as return types or comparison. */ static const Vector2 NIL; static const Vector2 MIN; static const Vector2 MAX; /* -------------------------------------------------------------------------------------------- * The delimiter character to be used when extracting values from strings. */ static SQChar Delim; /* -------------------------------------------------------------------------------------------- * The x and y components of this type. */ Value x, y; /* -------------------------------------------------------------------------------------------- * Default constructor. */ Vector2(); /* -------------------------------------------------------------------------------------------- * Construct a vector with the same scalar value for all components. */ explicit Vector2(Value sv); /* -------------------------------------------------------------------------------------------- * Construct a vector with the specified component values. */ Vector2(Value xv, Value yv); /* -------------------------------------------------------------------------------------------- * Copy constructor. */ Vector2(const Vector2 & o) = default; /* -------------------------------------------------------------------------------------------- * Move constructor. */ Vector2(Vector2 && o) = default; /* -------------------------------------------------------------------------------------------- * Destructor. */ ~Vector2() = default; /* -------------------------------------------------------------------------------------------- * Copy assignment operator. */ Vector2 & operator = (const Vector2 & o) = default; /* -------------------------------------------------------------------------------------------- * Move assignment operator. */ Vector2 & operator = (Vector2 && o) = default; /* -------------------------------------------------------------------------------------------- * Scalar value assignment operator. */ Vector2 & operator = (Value s); /* -------------------------------------------------------------------------------------------- * String assignment operator. */ Vector2 & operator = (CSStr values); /* -------------------------------------------------------------------------------------------- * Integral two-dimensional vector assignment. */ Vector2 & operator = (const Vector2i & v); /* -------------------------------------------------------------------------------------------- * Addition assignment operator. */ Vector2 & operator += (const Vector2 & v); /* -------------------------------------------------------------------------------------------- * Subtraction assignment operator. */ Vector2 & operator -= (const Vector2 & v); /* -------------------------------------------------------------------------------------------- * Multiplication assignment operator. */ Vector2 & operator *= (const Vector2 & v); /* -------------------------------------------------------------------------------------------- * Division assignment operator. */ Vector2 & operator /= (const Vector2 & v); /* -------------------------------------------------------------------------------------------- * Modulo assignment operator. */ Vector2 & operator %= (const Vector2 & v); /* -------------------------------------------------------------------------------------------- * Scalar value addition assignment operator. */ Vector2 & operator += (Value s); /* -------------------------------------------------------------------------------------------- * Scalar value subtraction assignment operator. */ Vector2 & operator -= (Value s); /* -------------------------------------------------------------------------------------------- * Scalar value multiplication assignment operator. */ Vector2 & operator *= (Value s); /* -------------------------------------------------------------------------------------------- * Scalar value division assignment operator. */ Vector2 & operator /= (Value s); /* -------------------------------------------------------------------------------------------- * Scalar value modulo assignment operator. */ Vector2 & operator %= (Value s); /* -------------------------------------------------------------------------------------------- * Pre-increment operator. */ Vector2 & operator ++ (); /* -------------------------------------------------------------------------------------------- * Pre-decrement operator. */ Vector2 & operator -- (); /* -------------------------------------------------------------------------------------------- * Post-increment operator. */ Vector2 operator ++ (int); /* -------------------------------------------------------------------------------------------- * Post-decrement operator. */ Vector2 operator -- (int); /* -------------------------------------------------------------------------------------------- * Addition operator. */ Vector2 operator + (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Subtraction operator. */ Vector2 operator - (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Multiplication operator. */ Vector2 operator * (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Division operator. */ Vector2 operator / (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Modulo operator. */ Vector2 operator % (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Scalar value addition operator. */ Vector2 operator + (Value s) const; /* -------------------------------------------------------------------------------------------- * Scalar value subtraction operator. */ Vector2 operator - (Value s) const; /* -------------------------------------------------------------------------------------------- * Scalar value multiplication operator. */ Vector2 operator * (Value s) const; /* -------------------------------------------------------------------------------------------- * Scalar value division operator. */ Vector2 operator / (Value s) const; /* -------------------------------------------------------------------------------------------- * Scalar value modulo operator. */ Vector2 operator % (Value s) const; /* -------------------------------------------------------------------------------------------- * Unary plus operator. */ Vector2 operator + () const; /* -------------------------------------------------------------------------------------------- * Unary minus operator. */ Vector2 operator - () const; /* -------------------------------------------------------------------------------------------- * Equality comparison operator. */ bool operator == (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Inequality comparison operator. */ bool operator != (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Less than comparison operator. */ bool operator < (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Greater than comparison operator. */ bool operator > (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Less than or equal comparison operator. */ bool operator <= (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Greater than or equal comparison operator. */ bool operator >= (const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Used by the script engine to compare two instances of this type. */ Int32 Cmp(const Vector2 & v) const; /* -------------------------------------------------------------------------------------------- * Used by the script engine to compare an instance of this type with a scalar value. */ Int32 Cmp(SQFloat s) const { return Cmp(Vector2(static_cast< Value >(s))); } /* -------------------------------------------------------------------------------------------- * Used by the script engine to compare an instance of this type with a scalar value. */ Int32 Cmp(SQInteger s) const { return Cmp(Vector2(static_cast< Value >(s))); } /* -------------------------------------------------------------------------------------------- * Used by the script engine to compare an instance of this type with a scalar value. */ Int32 Cmp(bool s) const { return Cmp(Vector2(static_cast< Value >(s))); } /* -------------------------------------------------------------------------------------------- * Used by the script engine to compare an instance of this type with a scalar value. */ Int32 Cmp(std::nullptr_t) const { return Cmp(Vector2(static_cast< Value >(0))); } /* -------------------------------------------------------------------------------------------- * Used by the script engine to convert an instance of this type to a string. */ CSStr ToString() const; /* -------------------------------------------------------------------------------------------- * Used by the script engine to retrieve the name from instances of this type. */ static SQInteger Typename(HSQUIRRELVM vm); /* -------------------------------------------------------------------------------------------- * Set all components to the specified scalar value. */ void SetScalar(Value ns); /* -------------------------------------------------------------------------------------------- * Copy the values from another instance of this type. */ void SetVector2(const Vector2 & v); /* -------------------------------------------------------------------------------------------- * Set all components to the specified values. */ void SetVector2Ex(Value nx, Value ny); /* -------------------------------------------------------------------------------------------- * Copy the values from an integral two-dimensional vector. */ void SetVector2i(const Vector2i & v); /* -------------------------------------------------------------------------------------------- * Set the values extracted from the specified string using the specified delimiter. */ void SetStr(CSStr values, SQChar delim); /* -------------------------------------------------------------------------------------------- * Generate random values for all components of this instance. */ void Generate(); /* -------------------------------------------------------------------------------------------- * Generate random values for all components of this instance within the specified bounds. */ void Generate(Value min, Value max); /* -------------------------------------------------------------------------------------------- * Generate random values for all components of this instance within the specified bounds. */ void Generate(Value xmin, Value xmax, Value ymin, Value ymax); /* -------------------------------------------------------------------------------------------- * Clear the component values to default. */ void Clear() { x = 0.0, y = 0.0; } /* -------------------------------------------------------------------------------------------- * Retrieve a new instance of this type with absolute component values. */ Vector2 Abs() const; /* -------------------------------------------------------------------------------------------- * Extract the values for components of the Vector2 type from a string. */ static const Vector2 & Get(CSStr str); /* -------------------------------------------------------------------------------------------- * Extract the values for components of the Vector2 type from a string. */ static const Vector2 & Get(CSStr str, SQChar delim); }; } // Namespace:: SqMod #endif // _BASE_VECTOR2_HPP_