GU/GU_ClothSeam.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * Produced by:
 *      Luke Moore
 *      Side Effects
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        GU Library.
 *
 * COMMENTS:    This file contains GU_Detail methods related to cloth seams.
 */

#ifndef __GU_CLOTHSEAM_H__
#define __GU_CLOTHSEAM_H__

#include <UT/UT_IntArray.h>
class GB_PointGroup;
class GEO_Point;

// This class stores the two points making up a "stitch" in a seam.
class GU_ClothStitchPair
{
public:
    GU_ClothStitchPair(GEO_Point *point = 0, GEO_Point *goal_point = 0)
    : myPoint(point), myGoalPoint(goal_point)
    {}

    GEO_Point *myPoint;
    GEO_Point *myGoalPoint;
};

// When matching cloth seams you can modify both halves of the seam, or
// you can only modify one half and leave the other as it is.  The latter
// option is useful when attaching cloth to other geometry.
enum GU_ClothMatchSeamsOperation { MODIFY_BOTH, MODIFY_FIRST, MODIFY_SECOND };

// This class stores parameters to GU_Detail::matchClothSeams().
class GU_ClothMatchSeamsParms
{
public:
    const GB_PointGroup *myGroup;

    // Which seams can be modified.
    GU_ClothMatchSeamsOperation myOperation;

    // The maximum parametric distance between seam points before a point will
    // be inserted.
    float myTolerance;

    // If they're not matching all the seams, mySeamNumbers will contain
    // the ones being matched.
    bool myMatchAllSeams;
    UT_IntArray mySeamNumbers;

    // If refining is done, it will use the maximum seam length.
    bool myShouldRefine;
    float myMaxStitchLength;
};

#endif

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