float3x4 Struct Reference

Floating point 3x4 matrix structure. More...

#include <float.hpp>

Public Member Functions
constexpr	float3x4 (float n=0.0f) noexcept
	Creates a new floating point 3x4 matrix structure.
constexpr	float3x4 (float c0r0, float c1r0, float c2r0, float c0r1, float c1r1, float c2r1, float c0r2, float c1r2, float c2r2, float c0r3, float c1r3, float c2r3) noexcept
	Creates a new floating point 3x4 matrix structure.
constexpr	float3x4 (float4 c0, float4 c1, float4 c2) noexcept
	Creates a new floating point 3x4 matrix structure.
constexpr	operator float2x2 () const noexcept
	Returns matrix 2x2 part.
constexpr	operator float3x3 () const noexcept
	Returns matrix 3x3 part.
float4 &	operator[] (psize i) noexcept
	Returns matrix column by index.
float4	operator[] (psize i) const noexcept
	Returns matrix column by index.
constexpr float3x4	operator+ (float n) const noexcept
constexpr float3x4	operator- (float n) const noexcept
constexpr float3x4	operator* (float n) const noexcept
constexpr float3x4	operator/ (float n) const noexcept
float3x4 &	operator+= (float n) noexcept
float3x4 &	operator-= (float n) noexcept
float3x4 &	operator*= (float n) noexcept
float3x4 &	operator/= (float n) noexcept
constexpr float4	operator* (float3 v) const noexcept
	Calculates dot product between matrix and vector.
bool	operator== (const float3x4 &m) const noexcept
	Returns true if matrices have the same values.
bool	operator!= (const float3x4 &m) const noexcept
	Returns true if matrices have different values.

Public Attributes
float4	c0
float4	c1
float4	c2

Static Public Attributes
static const float3x4	zero = float3x4(0.0f)
static const float3x4	one = float3x4(1.0f)
static const float3x4	minusOne = float3x4(-1.0f)
static const float3x4	identity

Detailed Description

Floating point 3x4 matrix structure.

Commonly used for basic transformations: translation, scale, rotation, etc.

Constructor & Destructor Documentation

float3x4() [1/3]

float3x4 ( float n = 0.0f )

inlineexplicitconstexprnoexcept

Creates a new floating point 3x4 matrix structure.

Parameters

n	target value for all columns and rows

float3x4() [2/3]

float3x4 ( float c0r0, float c1r0, float c2r0, float c0r1, float c1r1, float c2r1, float c0r2, float c1r2, float c2r2, float c0r3, float c1r3, float c2r3 )

inlineconstexprnoexcept

Creates a new floating point 3x4 matrix structure.

See the float3x3.

float3x4() [3/3]

float3x4 ( float4 c0, float4 c1, float4 c2 )

inlineconstexprnoexcept

Creates a new floating point 3x4 matrix structure.

Parameters

c0	first matrix column value
c1	second matrix column value
c2	third matrix column value

Member Function Documentation

operator[]() [1/2]

float4 & operator[] ( psize i )

inlinenoexcept

Returns matrix column by index.

Parameters

i	target column index

operator[]() [2/2]

float4 operator[] ( psize i ) const

inlinenoexcept

Returns matrix column by index.

Parameters

i	target column index

operator*()

float4 operator* ( float3 v ) const

inlineconstexprnoexcept

Calculates dot product between matrix and vector.

Parameters

v	target vector to dot by

operator==()

bool operator== ( const float3x4 & m ) const

inlinenoexcept

Returns true if matrices have the same values.

Parameters

[in]

m

another matrix to compare with

operator!=()

bool operator!= ( const float3x4 & m ) const

inlinenoexcept

Returns true if matrices have different values.

Parameters

[in]

m

another matrix to compare with

Member Data Documentation

c0

float4 c0

First matrix column.

c1

float4 c1

Second matrix column.

c2

float4 c2

Third matrix column.

identity

const float3x4 identity

inlinestatic

Initial value:

= float3x4(
    1.0f, 0.0f, 0.0f,
    0.0f, 1.0f, 0.0f,
    0.0f, 0.0f, 1.0f,
    0.0f, 0.0f, 0.0f)