86 lines
3.1 KiB
C
86 lines
3.1 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (C) 2019 Blender Foundation.
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* All rights reserved.
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*/
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#ifndef __BKE_CURVEPROFILE_H__
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#define __BKE_CURVEPROFILE_H__
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/** \file
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* \ingroup bke
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct CurveProfile;
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struct CurveProfilePoint;
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void BKE_curveprofile_set_defaults(struct CurveProfile *profile);
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struct CurveProfile *BKE_curveprofile_add(int preset);
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void BKE_curveprofile_free_data(struct CurveProfile *profile);
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void BKE_curveprofile_free(struct CurveProfile *profile);
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void BKE_curveprofile_copy_data(struct CurveProfile *target, const struct CurveProfile *profile);
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struct CurveProfile *BKE_curveprofile_copy(const struct CurveProfile *profile);
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bool BKE_curveprofile_remove_point(struct CurveProfile *profile, struct CurveProfilePoint *point);
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void BKE_curveprofile_remove_by_flag(struct CurveProfile *profile, const short flag);
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struct CurveProfilePoint *BKE_curveprofile_insert(struct CurveProfile *profile, float x, float y);
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void BKE_curveprofile_selected_handle_set(struct CurveProfile *profile, int type_1, int type_2);
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void BKE_curveprofile_reverse(struct CurveProfile *profile);
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void BKE_curveprofile_reset(struct CurveProfile *profile);
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void BKE_curveprofile_create_samples(struct CurveProfile *profile,
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int segments_len,
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bool sample_straight_edges,
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struct CurveProfilePoint *r_samples);
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void BKE_curveprofile_initialize(struct CurveProfile *profile, short segments_len);
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/* Called for a complete update of the widget after modifications */
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void BKE_curveprofile_update(struct CurveProfile *profile, const bool rem_doubles);
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/* Need to find the total length of the curve to sample a portion of it */
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float BKE_curveprofile_total_length(const struct CurveProfile *profile);
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void BKE_curveprofile_create_samples_even_spacing(struct CurveProfile *profile,
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int segments_len,
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struct CurveProfilePoint *r_samples);
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/* Length portion is the fraction of the total path length where we want the location */
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void BKE_curveprofile_evaluate_length_portion(const struct CurveProfile *profile,
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float length_portion,
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float *x_out,
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float *y_out);
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#ifdef __cplusplus
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}
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#endif
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#endif
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