GU/GU_Types.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:
 *      Mark Elendt
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        GU_Types.h ( GU Library, C++)
 *
 * COMMENTS:
 */

#ifndef __GU_Types__
#define __GU_Types__

// Circle types
enum GU_CircleType {
        GU_CIRCLE_CLOSED        = 0,
        GU_CIRCLE_OPEN_ARC      = 1,
        GU_CIRCLE_CLOSED_ARC    = 2,
        GU_CIRCLE_SLICED_ARC    = 3
};

// Axis
typedef enum GU_AxisType {
        GU_XAXIS                = 0,
        GU_YAXIS                = 1,
        GU_ZAXIS                = 2
} enum_axistype;

// Orientation
typedef enum GU_OrientationType {
        GU_PLANE_XY             = 0,
        GU_PLANE_YZ             = 1,
        GU_PLANE_XZ             = 2
} enum_orientationtype;

// A "group" of primitives can be swept along a curve in a number
// of ways which effect the ordering of the resulting primitives:
//
//     GU_XSECTION_ALL:   All primitives are simply placed at each of
//                        the backbone's points.
//     GU_XSECTION_EACH:  The first primitive is swept along the backbone,
//                        followed by the second, etc.
//     GU_XSECTION_CYCLE: The first primitive is placed at the first
//                        backbone point, the second primitive is placed
//                        at the second backbone point, etc.
typedef enum GU_CrossSectionType {
    GU_XSECTION_ALL        = 0,
    GU_XSECTION_EACH       = 1,
    GU_XSECTION_CYCLE      = 2
} enum_crosssectiontype;

//
//  Enumeration for non-linear deformation
typedef enum GU_DeformType {
    GU_DEFORM_TWIST             = 0,    // Define as numbers for standard
    GU_DEFORM_BEND              = 1,    // UI usage (i.e. these can be mapped
    GU_DEFORM_SHEAR             = 2,    // to menus).
    GU_DEFORM_TAPER             = 3,
    GU_DEFORM_LINEAR_TAPER      = 4,
    GU_DEFORM_SQUASH            = 5
} enum_deformtype;

//
// Ennumeration for grid Type
enum GU_GridType {
    GU_GRID_POLY,
    GU_GRID_MESH,
    GU_GRID_NURBS,
    GU_GRID_BEZIER
};

// Types of weights for smoothing
enum GU_WeightingType {
    NUM_VERTICES = 0,
    EDGE_LENGTH = 1,
    SURFACE_AREA = 2
};

// Metric Types (spaces for distance measurement)
enum GU_MetricType {
    GU_METRIC_UV = 0,
    GU_METRIC_UVW = 1,
    GU_METRIC_XYZ = 2
};

typedef enum {
        GU_ORTHO_TEX,
        GU_POLAR_TEX,
        GU_CYL_TEX,
        GU_ROW_COL_TEX,
        GU_FACE_TEX,
        GU_MODIFY_TEX,
        GU_UNIFORM_SPLINE_TEX,
        GU_GREVILLE_SPLINE_TEX,
        GU_CHORD_SPLINE_TEX,
        GU_PERSPECTIVE_TEX
} GU_TextureType;

// Lattice interpolation types
enum GU_LatticeType {
    GU_LATTICE_LINEAR = 0,
    GU_LATTICE_BEZIER = 1
};

///
// Defines
///

#define GU_POLY_CLOSED          0
#define GU_POLY_OPEN            1
#define GU_WRAPU                1
#define GU_WRAPV                1

#define GU_CACHE_DISPLAY        1
#define GU_CACHE_RAY            2
#define GU_CACHE_SELECTION      4
#define GU_CACHE_ALL    (GU_CACHE_DISPLAY | GU_CACHE_RAY | GU_CACHE_SELECTION)

#define GU_HIDDEN_3D_PRIMS_GROUP        "3d_hidden_primitives"
#define GU_VISIBLE_2D_PRIMS_GROUP       "2d_visible_primitives"

#endif

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