Copyright	Will Thompson and Iñaki García Etxebarria
License	LGPL-2.1
Maintainer	Iñaki García Etxebarria
Safe Haskell	Safe-Inferred
Language	Haskell2010

GI.Graphene.Structs.Quaternion

Contents

Exported types
Methods

Description

A quaternion.

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

Since: 1.0

Synopsis

newtype Quaternion = Quaternion (ManagedPtr Quaternion)
newZeroQuaternion :: MonadIO m => m Quaternion
quaternionAdd :: (HasCallStack, MonadIO m) => Quaternion -> Quaternion -> m Quaternion
quaternionAlloc :: (HasCallStack, MonadIO m) => m Quaternion
quaternionDot :: (HasCallStack, MonadIO m) => Quaternion -> Quaternion -> m Float
quaternionEqual :: (HasCallStack, MonadIO m) => Quaternion -> Quaternion -> m Bool
quaternionFree :: (HasCallStack, MonadIO m) => Quaternion -> m ()
quaternionInit :: (HasCallStack, MonadIO m) => Quaternion -> Float -> Float -> Float -> Float -> m Quaternion
quaternionInitFromAngleVec3 :: (HasCallStack, MonadIO m) => Quaternion -> Float -> Vec3 -> m Quaternion
quaternionInitFromAngles :: (HasCallStack, MonadIO m) => Quaternion -> Float -> Float -> Float -> m Quaternion
quaternionInitFromEuler :: (HasCallStack, MonadIO m) => Quaternion -> Euler -> m Quaternion
quaternionInitFromMatrix :: (HasCallStack, MonadIO m) => Quaternion -> Matrix -> m Quaternion
quaternionInitFromQuaternion :: (HasCallStack, MonadIO m) => Quaternion -> Quaternion -> m Quaternion
quaternionInitFromRadians :: (HasCallStack, MonadIO m) => Quaternion -> Float -> Float -> Float -> m Quaternion
quaternionInitFromVec4 :: (HasCallStack, MonadIO m) => Quaternion -> Vec4 -> m Quaternion
quaternionInitIdentity :: (HasCallStack, MonadIO m) => Quaternion -> m Quaternion
quaternionInvert :: (HasCallStack, MonadIO m) => Quaternion -> m Quaternion
quaternionMultiply :: (HasCallStack, MonadIO m) => Quaternion -> Quaternion -> m Quaternion
quaternionNormalize :: (HasCallStack, MonadIO m) => Quaternion -> m Quaternion
quaternionScale :: (HasCallStack, MonadIO m) => Quaternion -> Float -> m Quaternion
quaternionSlerp :: (HasCallStack, MonadIO m) => Quaternion -> Quaternion -> Float -> m Quaternion
quaternionToAngleVec3 :: (HasCallStack, MonadIO m) => Quaternion -> m (Float, Vec3)
quaternionToAngles :: (HasCallStack, MonadIO m) => Quaternion -> m (Float, Float, Float)
quaternionToMatrix :: (HasCallStack, MonadIO m) => Quaternion -> m Matrix
quaternionToRadians :: (HasCallStack, MonadIO m) => Quaternion -> m (Float, Float, Float)
quaternionToVec4 :: (HasCallStack, MonadIO m) => Quaternion -> m Vec4

Exported types

newtype Quaternion Source #

Memory-managed wrapper type.

Constructors

Quaternion (ManagedPtr Quaternion)

Instances

Instances details

Eq Quaternion Source #
Instance details Defined in GI.Graphene.Structs.Quaternion Methods (==) :: Quaternion -> Quaternion -> Bool # (/=) :: Quaternion -> Quaternion -> Bool #
GBoxed Quaternion Source #
Instance details Defined in GI.Graphene.Structs.Quaternion
ManagedPtrNewtype Quaternion Source #
Instance details Defined in GI.Graphene.Structs.Quaternion Methods toManagedPtr :: Quaternion -> ManagedPtr Quaternion
TypedObject Quaternion Source #
Instance details Defined in GI.Graphene.Structs.Quaternion Methods glibType :: IO GType
HasParentTypes Quaternion Source #
Instance details Defined in GI.Graphene.Structs.Quaternion
tag ~ 'AttrSet => Constructible Quaternion tag Source #
Instance details Defined in GI.Graphene.Structs.Quaternion Methods new :: MonadIO m => (ManagedPtr Quaternion -> Quaternion) -> [AttrOp Quaternion tag] -> m Quaternion
IsGValue (Maybe Quaternion) Source #	Convert `Quaternion` to and from `GValue`. See `toGValue` and `fromGValue`.
Instance details Defined in GI.Graphene.Structs.Quaternion Methods gvalueGType_ :: IO GType gvalueSet_ :: Ptr GValue -> Maybe Quaternion -> IO () gvalueGet_ :: Ptr GValue -> IO (Maybe Quaternion)
type ParentTypes Quaternion Source #
Instance details Defined in GI.Graphene.Structs.Quaternion type ParentTypes Quaternion = '[] :: [Type]

newZeroQuaternion :: MonadIO m => m Quaternion Source #

Construct a Quaternion struct initialized to zero.

Methods

Click to display all available methods, including inherited ones

Expand

Methods

add, dot, equal, free, init, initFromAngleVec3, initFromAngles, initFromEuler, initFromMatrix, initFromQuaternion, initFromRadians, initFromVec4, initIdentity, invert, multiply, normalize, scale, slerp, toAngleVec3, toAngles, toMatrix, toRadians, toVec4.

Getters

None.

Setters

None.

add

quaternionAdd Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`a`: a `Quaternion`
-> Quaternion	`b`: a `Quaternion`
-> m Quaternion

Adds two Quaternion a and b.

Since: 1.10

alloc

quaternionAlloc Source #

Arguments

:: (HasCallStack, MonadIO m)
=> m Quaternion	Returns: the newly allocated `Quaternion`

Allocates a new Quaternion.

The contents of the returned value are undefined.

Since: 1.0

dot

quaternionDot Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`a`: a `Quaternion`
-> Quaternion	`b`: a `Quaternion`
-> m Float	Returns: the value of the dot products

Computes the dot product of two Quaternion.

Since: 1.0

equal

quaternionEqual Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`a`: a `Quaternion`
-> Quaternion	`b`: a `Quaternion`
-> m Bool	Returns: `true` if the quaternions are equal

Checks whether the given quaternions are equal.

Since: 1.0

free

quaternionFree Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m ()

Releases the resources allocated by quaternionAlloc.

Since: 1.0

init

quaternionInit Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Float	`x`: the first component of the quaternion
-> Float	`y`: the second component of the quaternion
-> Float	`z`: the third component of the quaternion
-> Float	`w`: the fourth component of the quaternion
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion using the given four values.

Since: 1.0

initFromAngleVec3

quaternionInitFromAngleVec3 Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Float	`angle`: the rotation on a given axis, in degrees
-> Vec3	`axis`: the axis of rotation, expressed as a vector
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion using an angle on a specific axis.

Since: 1.0

initFromAngles

quaternionInitFromAngles Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Float	`degX`: rotation angle on the X axis (yaw), in degrees
-> Float	`degY`: rotation angle on the Y axis (pitch), in degrees
-> Float	`degZ`: rotation angle on the Z axis (roll), in degrees
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion using the values of the Euler angles on each axis.

initFromEuler

quaternionInitFromEuler Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: the `Quaternion` to initialize
-> Euler	`e`: a `Euler`
-> m Quaternion	Returns: the initialized `Quaternion`

Initializes a Quaternion using the given Euler.

Since: 1.2

initFromMatrix

quaternionInitFromMatrix Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Matrix	`m`: a `Matrix`
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion using the rotation components of a transformation matrix.

Since: 1.0

initFromQuaternion

quaternionInitFromQuaternion Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Quaternion	`src`: a `Quaternion`
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion with the values from src.

Since: 1.0

initFromRadians

quaternionInitFromRadians Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Float	`radX`: rotation angle on the X axis (yaw), in radians
-> Float	`radY`: rotation angle on the Y axis (pitch), in radians
-> Float	`radZ`: rotation angle on the Z axis (roll), in radians
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion using the values of the Euler angles on each axis.

initFromVec4

quaternionInitFromVec4 Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Vec4	`src`: a `Vec4`
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion with the values from src.

Since: 1.0

initIdentity

quaternionInitIdentity Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m Quaternion	Returns: the initialized quaternion

Initializes a Quaternion using the identity transformation.

Since: 1.0

invert

quaternionInvert Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m Quaternion

Inverts a Quaternion, and returns the conjugate quaternion of q.

Since: 1.0

multiply

quaternionMultiply Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`a`: a `Quaternion`
-> Quaternion	`b`: a `Quaternion`
-> m Quaternion

Multiplies two Quaternion a and b.

Since: 1.10

normalize

quaternionNormalize Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m Quaternion

Normalizes a Quaternion.

Since: 1.0

scale

quaternionScale Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> Float	`factor`: a scaling factor
-> m Quaternion

Scales all the elements of a Quaternion q using the given scalar factor.

Since: 1.10

slerp

quaternionSlerp Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`a`: a `Quaternion`
-> Quaternion	`b`: a `Quaternion`
-> Float	`factor`: the linear interpolation factor
-> m Quaternion

Interpolates between the two given quaternions using a spherical linear interpolation, or SLERP, using the given interpolation factor.

Since: 1.0

toAngleVec3

quaternionToAngleVec3 Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m (Float, Vec3)

Converts a quaternion into an angle, axis pair.

Since: 1.0

toAngles

quaternionToAngles Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m (Float, Float, Float)

Converts a Quaternion to its corresponding rotations on the Euler angles on each axis.

Since: 1.2

toMatrix

quaternionToMatrix Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m Matrix

Converts a quaternion into a transformation matrix expressing the rotation defined by the Quaternion.

Since: 1.0

toRadians

quaternionToRadians Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m (Float, Float, Float)

Converts a Quaternion to its corresponding rotations on the Euler angles on each axis.

Since: 1.2

toVec4

quaternionToVec4 Source #

Arguments

:: (HasCallStack, MonadIO m)
=> Quaternion	`q`: a `Quaternion`
-> m Vec4

Copies the components of a Quaternion into a Vec4.

Since: 1.0

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