#define __DALI_VECTOR_3_H__
/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*/
// EXTERNAL INCLUDES
+#include <cstdint> // uint32_t
#include <iosfwd>
// INTERNAL INCLUDES
* @brief A three dimensional vector.
* @SINCE_1_0.0
*/
-struct DALI_IMPORT_API Vector3
+struct DALI_CORE_API Vector3
{
// Construction
* @brief Constructor.
*
* @SINCE_1_0.0
- * @param [in] x (or width) component
- * @param [in] y (or height) component
- * @param [in] z (or depth) component
+ * @param[in] x (or width) component
+ * @param[in] y (or height) component
+ * @param[in] z (or depth) component
*/
explicit Vector3(float x, float y, float z)
: x(x),
* @brief Conversion constructor from an array of three floats.
*
* @SINCE_1_0.0
- * @param [in] array of xyz
+ * @param[in] array Array of xyz
*/
explicit Vector3(const float* array)
: x(array[0]),
* @brief Constructor.
*
* @SINCE_1_0.0
- * @param [in] vec2 Vector2 to create this vector from
+ * @param[in] vec2 Vector2 to create this vector from
*/
explicit Vector3( const Vector2& vec2 );
* @brief Constructor.
*
* @SINCE_1_0.0
- * @param [in] vec4 Vector4 to create this vector from
+ * @param[in] vec4 Vector4 to create this vector from
*/
explicit Vector3( const Vector4& vec4 );
* @brief Assignment operator.
*
* @SINCE_1_0.0
- * @param[in] array of floats
- * @return itself
+ * @param[in] array Array of floats
+ * @return Itself
*/
Vector3& operator=(const float* array)
{
* @brief Assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs vector to assign.
- * @return itself
+ * @param[in] rhs Vector to assign
+ * @return Itself
*/
Vector3& operator=(const Vector2& rhs);
* @brief Assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs vector to assign.
- * @return itself
+ * @param[in] rhs Vector to assign
+ * @return Itself
*/
Vector3& operator=(const Vector4& rhs);
* @brief Addition operator.
*
* @SINCE_1_0.0
- * @param[in] rhs vector to add.
+ * @param[in] rhs Vector to add
* @return A vector containing the result of the addition
*/
Vector3 operator+(const Vector3& rhs) const
* @brief Addition assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs vector to add.
- * @return itself
+ * @param[in] rhs Vector to add
+ * @return Itself
*/
Vector3& operator+=(const Vector3& rhs)
{
* @brief Subtraction operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the vector to subtract
+ * @param[in] rhs The vector to subtract
* @return A vector containing the result of the subtraction
*/
Vector3 operator-(const Vector3& rhs) const
* @brief Subtraction assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the vector to subtract
- * @return itself
+ * @param[in] rhs The vector to subtract
+ * @return Itself
*/
Vector3& operator-=(const Vector3& rhs)
{
* @brief Multiplication operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the vector to multiply
+ * @param[in] rhs The vector to multiply
* @return A vector containing the result of the multiplication
*/
Vector3 operator*(const Vector3& rhs) const
* @brief Multiplication operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the float value to scale the vector
+ * @param[in] rhs The float value to scale the vector
* @return A vector containing the result of the scaling
*/
Vector3 operator*(float rhs) const
* @brief Multiplication assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the vector to multiply
- * @return itself
+ * @param[in] rhs The vector to multiply
+ * @return Itself
*/
Vector3& operator*=(const Vector3& rhs)
{
* @brief Multiplication assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the float value to scale the vector
- * @return itself
+ * @param[in] rhs The float value to scale the vector
+ * @return Itself
*/
Vector3& operator*=(float rhs)
{
* @brief Multiplication assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the Quaternion value to multiply the vector by
- * @return itself
+ * @param[in] rhs The Quaternion value to multiply the vector by
+ * @return Itself
*/
Vector3& operator*=(const Quaternion& rhs);
* @brief Division operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the vector to divide
+ * @param[in] rhs The vector to divide
* @return A vector containing the result of the division
*/
Vector3 operator/(const Vector3& rhs) const
* @brief Division assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the vector to divide
- * @return itself
+ * @param[in] rhs The vector to divide
+ * @return Itself
*/
Vector3& operator/=(const Vector3& rhs)
{
* @brief Division assignment operator.
*
* @SINCE_1_0.0
- * @param[in] rhs the float value to scale the vector by
- * @return itself
+ * @param[in] rhs The float value to scale the vector by
+ * @return Itself
*/
Vector3& operator/=(float rhs)
{
* @brief Unary negation operator.
*
* @SINCE_1_0.0
- * @return A vector containg the negation
+ * @return A vector containing the negation
*/
Vector3 operator-() const
{
/**
* @brief Equality operator.
*
- * utilises appropriate machine epsilon values;
+ * Utilizes appropriate machine epsilon values.
*
* @SINCE_1_0.0
* @param[in] rhs The vector to test against
- * @return true if the vectors are equal
+ * @return True if the vectors are equal
*/
bool operator==(const Vector3& rhs) const;
/**
* @brief Inequality operator.
*
- * utilises appropriate machine epsilon values;
+ * Utilizes appropriate machine epsilon values.
*
* @SINCE_1_0.0
* @param[in] rhs The vector to test against
- * @return true if the vectors are not equal
+ * @return True if the vectors are not equal
*/
bool operator!=(const Vector3& rhs) const
{
/**
* @brief Const array subscript operator overload.
*
- * Asserts if index is out of range. Should be 0, 1 or 2
+ * Asserts if index is out of range. Should be 0, 1 or 2.
* @SINCE_1_0.0
- * @param[in] index Subscript
- * @return The float at the given index.
+ * @param[in] index Subscript index
+ * @return The float at the given index
*/
- const float& operator[](const unsigned int index) const
+ const float& operator[](const uint32_t index) const
{
DALI_ASSERT_ALWAYS( index < 3 && "Vector element index out of bounds" );
/**
* @brief Mutable array subscript operator overload.
*
- * Asserts if index is out of range. Should be 0, 1 or 2
+ * Asserts if index is out of range. Should be 0, 1 or 2.
* @SINCE_1_0.0
* @param[in] index Subscript index
- * @return The float at the given index.
+ * @return The float at the given index
*/
- float& operator[](const unsigned int index)
+ float& operator[](const uint32_t index)
{
DALI_ASSERT_ALWAYS( index < 3 && "Vector element index out of bounds" );
* This is great for lighting, threshold testing the angle between two unit vectors,
* calculating the distance between two points in a particular direction.
* @SINCE_1_0.0
- * @param [in] other the other vector
- * @return the dot product
+ * @param[in] other The other vector
+ * @return The dot product
*/
float Dot(const Vector3& other) const;
* two vectors. This is great for calculating normals and making matrices orthogonal.
*
* @SINCE_1_0.0
- * @param [in] other the other vector
- * @return the cross product
+ * @param[in] other The other vector
+ * @return The cross product
*/
Vector3 Cross(const Vector3& other) const;
* @brief Returns the length of the vector.
*
* @SINCE_1_0.0
- * @return the length of the vector
+ * @return The length of the vector
*/
float Length() const;
* This is more efficient than Length() for threshold
* testing as it avoids the use of a square root.
* @SINCE_1_0.0
- * @return the length of the vector squared.
+ * @return The length of the vector squared
*/
float LengthSquared() const;
* @brief Clamps the vector between minimum and maximum vectors.
*
* @SINCE_1_0.0
- * @param [in] min the minimum vector
- * @param [in] max the maximum vector
+ * @param[in] min The minimum vector
+ * @param[in] max The maximum vector
*/
void Clamp( const Vector3& min, const Vector3& max );
* 1: y (or height, or g)
* 2: z (or depth, or b)
* @SINCE_1_0.0
- * @return the vector contents as an array of 3 floats.
+ * @return The vector contents as an array of 3 floats
* @note inlined for performance reasons (generates less code than a function call)
*/
const float* AsFloat() const {return &x;}
* 1: y (or height, or g)
* 2: z (or depth, or b)
* @SINCE_1_0.0
- * @return the vector contents as an array of 3 floats.
+ * @return The vector contents as an array of 3 floats
* @note inlined for performance reasons (generates less code than a function call)
*/
float* AsFloat() {return &x;}
* @brief Returns the x & y components (or width & height, or r & g) as a Vector2.
*
* @SINCE_1_0.0
- * @return the partial vector contents as Vector2 (x,y)
+ * @return The partial vector contents as Vector2 (x,y)
* @note inlined for performance reasons (generates less code than a function call)
*/
const Vector2& GetVectorXY() const {return reinterpret_cast<const Vector2&>(x);}
* @brief Returns the x & y components (or width & height, or r & g) as a Vector2.
*
* @SINCE_1_0.0
- * @return the partial vector contents as Vector2 (x,y)
+ * @return The partial vector contents as Vector2 (x,y)
* @note inlined for performance reasons (generates less code than a function call)
*/
Vector2& GetVectorXY() {return reinterpret_cast<Vector2&>(x);}
* @brief Returns the y & z components (or height & depth, or g & b) as a Vector2.
*
* @SINCE_1_0.0
- * @return the partial vector contents as Vector2 (y,z)
+ * @return The partial vector contents as Vector2 (y,z)
* @note inlined for performance reasons (generates less code than a function call)
*/
const Vector2& GetVectorYZ() const {return reinterpret_cast<const Vector2&>(y);}
* @brief Returns the y & z components (or height & depth, or g & b) as a Vector2.
*
* @SINCE_1_0.0
- * @return the partial vector contents as Vector2 (y,z)
+ * @return The partial vector contents as Vector2 (y,z)
* @note inlined for performance reasons (generates less code than a function call)
*/
Vector2& GetVectorYZ() {return reinterpret_cast<Vector2&>(y);}
};
/**
- * @brief Print a Vector3.
+ * @brief Prints a Vector3.
*
* @SINCE_1_0.0
- * @param [in] o The output stream operator.
- * @param [in] vector The vector to print.
- * @return The output stream operator.
+ * @param[in] o The output stream operator
+ * @param[in] vector The vector to print
+ * @return The output stream operator
*/
-DALI_IMPORT_API std::ostream& operator<< (std::ostream& o, const Vector3& vector);
+DALI_CORE_API std::ostream& operator<< (std::ostream& o, const Vector3& vector);
/**
* @brief Returns a vector with components set to the minimum of the corresponding component in a and b.
*
* If a=0,1,2 and b=2,1,0 returns a vector of 2,1,2.
* @SINCE_1_0.0
- * @param [in] a a vector
- * @param [in] b a vector
- * @return a vector containing the minimum of each component from a and b
+ * @param[in] a A vector
+ * @param[in] b A vector
+ * @return A vector containing the minimum of each component from a and b
*/
inline Vector3 Min( const Vector3& a, const Vector3& b )
{
/**
* @brief Returns a vector with components set to the maximum of the corresponding component in a and b.
*
- * If a=0,1 and b=1,0 returns a vector of 1,1
+ * If a=0,1 and b=1,0 returns a vector of 1,1.
* @SINCE_1_0.0
- * @param [in] a a vector
- * @param [in] b a vector
- * @return a vector containing the maximum of each component from a and b
+ * @param[in] a A vector
+ * @param[in] b A vector
+ * @return A vector containing the maximum of each component from a and b
*/
inline Vector3 Max( const Vector3& a, const Vector3& b )
{
* @brief Clamps each of vector v's components between minimum and maximum values.
*
* @SINCE_1_0.0
- * @param [in] v a vector
- * @param [in] min the minimum value
- * @param [in] max the maximum value
- * @return a vector containing the clamped components of v
+ * @param[in] v A vector
+ * @param[in] min The minimum value
+ * @param[in] max The maximum value
+ * @return A vector containing the clamped components of v
*/
-DALI_IMPORT_API Vector3 Clamp( const Vector3& v, const float& min, const float& max );
+DALI_CORE_API Vector3 Clamp( const Vector3& v, const float& min, const float& max );
// Allow Vector3 to be treated as a POD type
template <> struct TypeTraits< Vector3 > : public BasicTypes< Vector3 > { enum { IS_TRIVIAL_TYPE = true }; };
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