decomp.h

Go to the documentation of this file.

/**********************************************************************
 *<
    FILE: decomp.h

    DESCRIPTION:

    CREATED BY: Dan Silva

    HISTORY:

 *> Copyright (c) 1994, All Rights Reserved.
 **********************************************************************/

#pragma once
#include "maxheap.h"
#include "point3.h"
#include "quat.h"

struct AffineParts: public MaxHeapOperators {
    Point3 t;   /* Translation components */
    Quat q; /* Essential rotation     */
    Quat u; /* Stretch rotation   */
    Point3 k;   /* Stretch factors    */
    float f;    /* Sign of determinant    */
    };

CoreExport void SpectralDecomp(Matrix3 m, Point3 &s, Quat& q);

CoreExport void decomp_affine(Matrix3 A, AffineParts *parts);

CoreExport void invert_affine(AffineParts *parts, AffineParts *inverse);