Class Vec4

java.lang.Object

org.javagi.base.ProxyInstance

org.gnome.graphene.Vec4

All Implemented Interfaces:

Proxy

@Generated("org.javagi.JavaGI")
public class Vec4
extends ProxyInstance

A structure capable of holding a vector with four dimensions: x, y, z, and w.

The contents of the graphene_vec4_t structure are private and should never be accessed directly.

Constructor Summary

Constructors

Constructor	Description
Vec4()	Allocate a new Vec4.
Vec4(Arena arena)	Allocate a new Vec4.
Vec4(MemorySegment address)	Create a Vec4 proxy instance for the provided memory address.
Vec4(Simd4F value)	Allocate a new Vec4 with the fields set to the provided values.
Vec4(Simd4F value, Arena arena)	Allocate a new Vec4 with the fields set to the provided values.

Method Summary

Modifier and Type	Method	Description
void	add(Vec4 b, Vec4 res)	Adds each component of the two given vectors.
static Vec4	alloc()	Allocates a new graphene_vec4_t structure.
void	divide(Vec4 b, Vec4 res)	Divides each component of the first operand this Vec4 by the corresponding component of the second operand b, and places the results into the vector res.
float	dot(Vec4 b)	Computes the dot product of the two given vectors.
boolean	equal(Vec4 v2)	Checks whether the two given graphene_vec4_t are equal.
void	free()	Frees the resources allocated by this Vec4
static MemoryLayout	getMemoryLayout()	The memory layout of the native struct.
static @Nullable Type	getType()	Get the GType of the Vec4 class.
float	getW()	Retrieves the value of the fourth component of the given graphene_vec4_t.
float	getX()	Retrieves the value of the first component of the given graphene_vec4_t.
void	getXy(Vec2 res)	Creates a graphene_vec2_t that contains the first two components of the given graphene_vec4_t.
void	getXyz(Vec3 res)	Creates a graphene_vec3_t that contains the first three components of the given graphene_vec4_t.
float	getY()	Retrieves the value of the second component of the given graphene_vec4_t.
float	getZ()	Retrieves the value of the third component of the given graphene_vec4_t.
Vec4	init(float x, float y, float z, float w)	Initializes a graphene_vec4_t using the given values.
Vec4	initFromFloat(@Nullable float @Nullable [] src)	Initializes a graphene_vec4_t with the values inside the given array.
Vec4	initFromVec2(Vec2 src, float z, float w)	Initializes a graphene_vec4_t using the components of a graphene_vec2_t and the values of z and w.
Vec4	initFromVec3(Vec3 src, float w)	Initializes a graphene_vec4_t using the components of a graphene_vec3_t and the value of w.
Vec4	initFromVec4(Vec4 src)	Initializes a graphene_vec4_t using the components of another graphene_vec4_t.
void	interpolate(Vec4 v2, double factor, Vec4 res)	Linearly interpolates this Vec4 and v2 using the given factor.
float	length()	Computes the length of the given graphene_vec4_t.
void	max(Vec4 b, Vec4 res)	Compares each component of the two given vectors and creates a vector that contains the maximum values.
void	min(Vec4 b, Vec4 res)	Compares each component of the two given vectors and creates a vector that contains the minimum values.
void	multiply(Vec4 b, Vec4 res)	Multiplies each component of the two given vectors.
boolean	near(Vec4 v2, float epsilon)	Compares the two given graphene_vec4_t vectors and checks whether their values are within the given epsilon.
void	negate(Vec4 res)	Negates the given graphene_vec4_t.
void	normalize(Vec4 res)	Normalizes the given graphene_vec4_t.
static Vec4	one()	Retrieves a pointer to a graphene_vec4_t with all its components set to 1.
@Nullable Simd4F	readValue()	Read the value of the field value.
void	scale(float factor, Vec4 res)	Multiplies all components of the given vector with the given scalar factor.
void	subtract(Vec4 b, Vec4 res)	Subtracts from each component of the first operand this Vec4 the corresponding component of the second operand b and places each result into the components of res.
void	toFloat(@Nullable Out<float[]> dest)	Stores the components of the given graphene_vec4_t into an array of floating point values.
static Vec4	wAxis()	Retrieves a pointer to a graphene_vec4_t with its components set to (0, 0, 0, 1).
void	writeValue(@Nullable Simd4F value)	Write a value in the field value.
static Vec4	xAxis()	Retrieves a pointer to a graphene_vec4_t with its components set to (1, 0, 0, 0).
static Vec4	yAxis()	Retrieves a pointer to a graphene_vec4_t with its components set to (0, 1, 0, 0).
static Vec4	zAxis()	Retrieves a pointer to a graphene_vec4_t with its components set to (0, 0, 1, 0).
static Vec4	zero()	Retrieves a pointer to a graphene_vec4_t with all its components set to 0.

Methods inherited from class ProxyInstance

equals, handle, hashCode

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Vec4

public Vec4(MemorySegment address)

Create a Vec4 proxy instance for the provided memory address.

Parameters:

address - the memory address of the native object

Vec4

public Vec4(Arena arena)

Allocate a new Vec4.

Parameters:

arena - to control the memory allocation scope

Vec4

public Vec4()

Allocate a new Vec4. The memory is allocated with Arena.ofAuto().

Vec4

public Vec4(Simd4F value,
 Arena arena)

Allocate a new Vec4 with the fields set to the provided values.

Parameters:

value - value for the field value

arena - to control the memory allocation scope

Vec4

public Vec4(Simd4F value)

Allocate a new Vec4 with the fields set to the provided values. The memory is allocated with Arena.ofAuto().

Parameters:

value - value for the field value

Method Details

getType

public static @Nullable Type getType()

Get the GType of the Vec4 class.

Returns:

the GType

getMemoryLayout

public static MemoryLayout getMemoryLayout()

The memory layout of the native struct.

Returns:

the memory layout

readValue

public @Nullable Simd4F readValue()

Read the value of the field value.

Returns:

The value of the field value

writeValue

public void writeValue(@Nullable Simd4F value)

Write a value in the field value.

Parameters:

value - The new value for the field value

alloc

public static Vec4 alloc()

Allocates a new graphene_vec4_t structure.

The contents of the returned structure are undefined.

Use graphene_vec4_init() to initialize the vector.

Returns:

the newly allocated graphene_vec4_t structure. Use graphene_vec4_free() to free the resources allocated by this function.

Since:

1.0

one

public static Vec4 one()

Retrieves a pointer to a graphene_vec4_t with all its components set to 1.

Returns:

a constant vector

Since:

1.0

wAxis

public static Vec4 wAxis()

Retrieves a pointer to a graphene_vec4_t with its components set to (0, 0, 0, 1).

Returns:

a constant vector

Since:

1.0

xAxis

public static Vec4 xAxis()

Retrieves a pointer to a graphene_vec4_t with its components set to (1, 0, 0, 0).

Returns:

a constant vector

Since:

1.0

yAxis

public static Vec4 yAxis()

Retrieves a pointer to a graphene_vec4_t with its components set to (0, 1, 0, 0).

Returns:

a constant vector

Since:

1.0

zAxis

public static Vec4 zAxis()

Retrieves a pointer to a graphene_vec4_t with its components set to (0, 0, 1, 0).

Returns:

a constant vector

Since:

1.0

zero

public static Vec4 zero()

Retrieves a pointer to a graphene_vec4_t with all its components set to 0.

Returns:

a constant vector

Since:

1.0

add

public void add(Vec4 b,
 Vec4 res)

Adds each component of the two given vectors.

Parameters:

b - a graphene_vec4_t

res - return location for the resulting vector

Since:

1.0

divide

public void divide(Vec4 b,
 Vec4 res)

Divides each component of the first operand this Vec4 by the corresponding component of the second operand b, and places the results into the vector res.

Parameters:

b - a graphene_vec4_t

res - return location for the resulting vector

Since:

1.0

dot

public float dot(Vec4 b)

Computes the dot product of the two given vectors.

Parameters:

b - a graphene_vec4_t

Returns:

the value of the dot product

Since:

1.0

equal

public boolean equal(Vec4 v2)

Checks whether the two given graphene_vec4_t are equal.

Parameters:

v2 - a graphene_vec4_t

Returns:

true if the two vectors are equal, and false otherwise

Since:

1.2

free

public void free()

Frees the resources allocated by this Vec4

Since:

1.0

getW

public float getW()

Retrieves the value of the fourth component of the given graphene_vec4_t.

Returns:

the value of the fourth component

Since:

1.0

getX

public float getX()

Retrieves the value of the first component of the given graphene_vec4_t.

Returns:

the value of the first component

Since:

1.0

getXy

public void getXy(Vec2 res)

Creates a graphene_vec2_t that contains the first two components of the given graphene_vec4_t.

Parameters:

res - return location for a graphene_vec2_t

Since:

1.0

getXyz

public void getXyz(Vec3 res)

Creates a graphene_vec3_t that contains the first three components of the given graphene_vec4_t.

Parameters:

res - return location for a graphene_vec3_t

Since:

1.0

getY

public float getY()

Retrieves the value of the second component of the given graphene_vec4_t.

Returns:

the value of the second component

Since:

1.0

getZ

public float getZ()

Retrieves the value of the third component of the given graphene_vec4_t.

Returns:

the value of the third component

Since:

1.0

init

public Vec4 init(float x,
 float y,
 float z,
 float w)

Initializes a graphene_vec4_t using the given values.

This function can be called multiple times.

Parameters:

x - the X field of the vector

y - the Y field of the vector

z - the Z field of the vector

w - the W field of the vector

Returns:

a pointer to the initialized vector

Since:

1.0

initFromFloat

public Vec4 initFromFloat(@Nullable float @Nullable [] src)

Initializes a graphene_vec4_t with the values inside the given array.

Parameters:

src - an array of four floating point values

Returns:

the initialized vector

Throws:

IllegalArgumentException - when length of src is less than 4

Since:

1.0

initFromVec2

public Vec4 initFromVec2(Vec2 src,
 float z,
 float w)

Initializes a graphene_vec4_t using the components of a graphene_vec2_t and the values of z and w.

Parameters:

src - a graphene_vec2_t

z - the value for the third component of this Vec4

w - the value for the fourth component of this Vec4

Returns:

the initialized vector

Since:

1.0

initFromVec3

public Vec4 initFromVec3(Vec3 src,
 float w)

Initializes a graphene_vec4_t using the components of a graphene_vec3_t and the value of w.

Parameters:

src - a graphene_vec3_t

w - the value for the fourth component of this Vec4

Returns:

the initialized vector

Since:

1.0

initFromVec4

public Vec4 initFromVec4(Vec4 src)

Initializes a graphene_vec4_t using the components of another graphene_vec4_t.

Parameters:

src - a graphene_vec4_t

Returns:

the initialized vector

Since:

1.0

interpolate

public void interpolate(Vec4 v2,
 double factor,
 Vec4 res)

Linearly interpolates this Vec4 and v2 using the given factor.

Parameters:

v2 - a graphene_vec4_t

factor - the interpolation factor

res - the interpolated vector

Since:

1.10

length

public float length()

Computes the length of the given graphene_vec4_t.

Returns:

the length of the vector

Since:

1.0

max

public void max(Vec4 b,
 Vec4 res)

Compares each component of the two given vectors and creates a vector that contains the maximum values.

Parameters:

b - a graphene_vec4_t

res - return location for the result vector

Since:

1.0

min

public void min(Vec4 b,
 Vec4 res)

Compares each component of the two given vectors and creates a vector that contains the minimum values.

Parameters:

b - a graphene_vec4_t

res - return location for the result vector

Since:

1.0

multiply

public void multiply(Vec4 b,
 Vec4 res)

Multiplies each component of the two given vectors.

Parameters:

b - a graphene_vec4_t

res - return location for the resulting vector

Since:

1.0

near

public boolean near(Vec4 v2,
 float epsilon)

Compares the two given graphene_vec4_t vectors and checks whether their values are within the given epsilon.

Parameters:

v2 - a graphene_vec4_t

epsilon - the threshold between the two vectors

Returns:

true if the two vectors are near each other

Since:

1.2

negate

public void negate(Vec4 res)

Negates the given graphene_vec4_t.

Parameters:

res - return location for the result vector

Since:

1.2

normalize

public void normalize(Vec4 res)

Normalizes the given graphene_vec4_t.

Parameters:

res - return location for the normalized vector

Since:

1.0

scale

public void scale(float factor,
 Vec4 res)

Multiplies all components of the given vector with the given scalar factor.

Parameters:

factor - the scalar factor

res - return location for the result vector

Since:

1.2

subtract

public void subtract(Vec4 b,
 Vec4 res)

Subtracts from each component of the first operand this Vec4 the corresponding component of the second operand b and places each result into the components of res.

Parameters:

b - a graphene_vec4_t

res - return location for the resulting vector

Since:

1.0

toFloat

public void toFloat(@Nullable Out<float[]> dest)

Stores the components of the given graphene_vec4_t into an array of floating point values.

Parameters:

dest - return location for an array of floating point values

Since:

1.0