occtl_curves_common.h

Go to the documentation of this file.

// Copyright (c) 2026 Capgemini Engineering Research and Development.
//
// This file is part of OCCT-Light software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Affero General Public License version 3 as published
// by the Free Software Foundation, with an option to use any later version.
// Consult the file LICENSE_AGPL_30.txt included in OCCT-Light distribution
// for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of a commercial
// license or contractual agreement.
//
// SPDX-License-Identifier: AGPL-3.0-or-later
 
#ifndef OCCTL_CURVES_COMMON_H
#define OCCTL_CURVES_COMMON_H
 
#include <stddef.h>
#include <stdint.h>
 
#include "occtl_core.h"
 
#ifdef __cplusplus
extern "C"
{
#endif
 
typedef enum occtl_curve_kind
{
  OCCTL_CURVE_KIND_LINE            = 0, 
  OCCTL_CURVE_KIND_CIRCLE          = 1, 
  OCCTL_CURVE_KIND_ELLIPSE         = 2, 
  OCCTL_CURVE_KIND_HYPERBOLA       = 3, 
  OCCTL_CURVE_KIND_PARABOLA        = 4, 
  OCCTL_CURVE_KIND_BSPLINE         = 5, 
  OCCTL_CURVE_KIND_BEZIER          = 6, 
  OCCTL_CURVE_KIND_TRIMMED         = 7, 
  OCCTL_CURVE_KIND_OFFSET          = 8, 
  OCCTL_CURVE_KIND_UNDEFINED       = 9, 
  OCCTL_CURVE_KIND_RESERVED_FUTURE = 0x7fffffff
} occtl_curve_kind_t;
 
typedef enum occtl_curve2d_tangency_qualifier
{
  OCCTL_GEOM_TANGENCY_UNQUALIFIED     = 0, 
  OCCTL_GEOM_TANGENCY_ENCLOSING       = 1, 
  OCCTL_GEOM_TANGENCY_ENCLOSED        = 2, 
  OCCTL_GEOM_TANGENCY_OUTSIDE         = 3, 
  OCCTL_GEOM_TANGENCY_NO_QUALIFIER    = 4, 
  OCCTL_GEOM_TANGENCY_RESERVED_FUTURE = 0x7fffffff
} occtl_curve2d_tangency_qualifier_t;
 
#define OCCTL_CURVE_TRIMMED_CREATE_INFO_VERSION_1 1u
 
typedef struct occtl_curve_trimmed_create_info
{
  uint32_t       struct_version; 
  const void*    p_next;         
  occtl_rep_id_t basis;          
  double         u_first;        
  double         u_last;         
  int32_t        sense;          
} occtl_curve_trimmed_create_info_t;
 
#define OCCTL_CURVE_TRIMMED_CREATE_INFO_INIT                                                       \
  {OCCTL_CURVE_TRIMMED_CREATE_INFO_VERSION_1, NULL, {0}, 0.0, 1.0, 1}
 
OCCTL_API void OCCTL_CALL
  occtl_curve_trimmed_create_info_init(occtl_curve_trimmed_create_info_t* info);
 
#define OCCTL_CURVE_BEZIER_SEGMENTS_OPTIONS_VERSION_1 1u
 
typedef struct occtl_curve_bezier_segments_options
{
  uint32_t    struct_version;       
  const void* p_next;               
  int32_t     use_range;            
  double      u_first;              
  double      u_last;               
  double      parametric_tolerance; 
} occtl_curve_bezier_segments_options_t;
 
#define OCCTL_CURVE_BEZIER_SEGMENTS_OPTIONS_INIT                                                   \
  {OCCTL_CURVE_BEZIER_SEGMENTS_OPTIONS_VERSION_1, NULL, 0, 0.0, 0.0, 1.0e-9}
 
OCCTL_API void OCCTL_CALL
  occtl_curve_bezier_segments_options_init(occtl_curve_bezier_segments_options_t* options);
 
#ifdef __cplusplus
} /* extern "C" */
#endif
 
#endif /* OCCTL_CURVES_COMMON_H */