/* SPDX-License-Identifier: GPL-2.0-or-later */

/** \file
 * \ingroup modifiers
 */

#pragma once

/* MOD_meshcache_mdd.c */

bool MOD_meshcache_read_mdd_index(
    FILE *fp, float (*vertexCos)[3], int verts_tot, int index, float factor, const char **err_str);
bool MOD_meshcache_read_mdd_frame(FILE *fp,
                                  float (*vertexCos)[3],
                                  int verts_tot,
                                  char interp,
                                  float frame,
                                  const char **err_str);
bool MOD_meshcache_read_mdd_times(const char *filepath,
                                  float (*vertexCos)[3],
                                  int verts_tot,
                                  char interp,
                                  float time,
                                  float fps,
                                  char time_mode,
                                  const char **err_str);

/* MOD_meshcache_pc2.c */

bool MOD_meshcache_read_pc2_index(
    FILE *fp, float (*vertexCos)[3], int verts_tot, int index, float factor, const char **err_str);
bool MOD_meshcache_read_pc2_frame(FILE *fp,
                                  float (*vertexCos)[3],
                                  int verts_tot,
                                  char interp,
                                  float frame,
                                  const char **err_str);
bool MOD_meshcache_read_pc2_times(const char *filepath,
                                  float (*vertexCos)[3],
                                  int verts_tot,
                                  char interp,
                                  float time,
                                  float fps,
                                  char time_mode,
                                  const char **err_str);

/* MOD_meshcache_util.c */

void MOD_meshcache_calc_range(
    float frame, char interp, int frame_tot, int r_index_range[2], float *r_factor);

#define FRAME_SNAP_EPS 0.0001f