MRAffineXf.h File Reference

#include "MRMeshFwd.h"
#include "MRMatrix3.h"

Go to the source code of this file.

Classes
struct	MRAffineXf3f
	affine transformation: y = A*x + b, where A in VxV, and b in V More...

Typedefs
typedef MR_EXTERN_C_BEGIN struct MRAffineXf3f	MRAffineXf3f
	affine transformation: y = A*x + b, where A in VxV, and b in V

Functions
MRMESHC_API MRAffineXf3f	mrAffineXf3fNew (void)
	initializes a default instance
MRMESHC_API MRAffineXf3f	mrAffineXf3fTranslation (const MRVector3f *b)
	creates translation-only transformation (with identity linear component)
MRMESHC_API MRAffineXf3f	mrAffineXf3fLinear (const MRMatrix3f *A)
	creates linear-only transformation (without translation)
MRMESHC_API MRAffineXf3f	mrAffineXf3fMul (const MRAffineXf3f *a, const MRAffineXf3f *b)
MRMESHC_API MRVector3f	mrAffineXf3fApply (const MRAffineXf3f *xf, const MRVector3f *v)
	application of the transformation to a point

Typedef Documentation

MRAffineXf3f

typedef MR_EXTERN_C_BEGIN struct MRAffineXf3f MRAffineXf3f

affine transformation: y = A*x + b, where A in VxV, and b in V

Function Documentation

mrAffineXf3fApply()

MRMESHC_API MRVector3f mrAffineXf3fApply	(	const MRAffineXf3f *	xf,
		const MRVector3f *	v )

application of the transformation to a point

mrAffineXf3fLinear()

MRMESHC_API MRAffineXf3f mrAffineXf3fLinear

(

const MRMatrix3f *

A

)

creates linear-only transformation (without translation)

mrAffineXf3fMul()

MRMESHC_API MRAffineXf3f mrAffineXf3fMul	(	const MRAffineXf3f *	a,
		const MRAffineXf3f *	b )

composition of two transformations: \( y = (u * v) ( x ) = u( v( x ) ) = ( u.A * ( v.A * x + v.b ) + u.b ) = ( u.A * v.A ) * x + ( u.A * v.b + u.b ) \)

mrAffineXf3fNew()

MRMESHC_API MRAffineXf3f mrAffineXf3fNew

(

void

)

initializes a default instance

mrAffineXf3fTranslation()

MRMESHC_API MRAffineXf3f mrAffineXf3fTranslation

(

const MRVector3f *

b

)

creates translation-only transformation (with identity linear component)