save_opengl.c

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/* This file is part of the 'atomes' software
 
'atomes' is free software: you can redistribute it and/or modify it under the terms
of the GNU Affero General Public License as published by the Free Software Foundation,
either version 3 of the License, or (at your option) any later version.
 
'atomes' is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
 
You should have received a copy of the GNU Affero General Public License along with 'atomes'.
If not, see <https://www.gnu.org/licenses/>
 
Copyright (C) 2022-2025 by CNRS and University of Strasbourg */
 
/*
* This file: 'save_opengl.c'
*
* Contains:
*
 
 - The functions to save OpenGL information in the atomes project file format
 
*
* List of functions:
 
  int save_atom_a (FILE * fp, project * this_proj, int s, int a);
  int save_atom_b (FILE * fp, project * this_proj, int s, int a);
  int save_rings_chains_data (FILE * fp, int type, int size, int steps, int data_max, int ** num_data, gboolean *** show, int **** all_data);
  int write_this_image_label (FILE * fp, screen_label label);
  int write_this_box (FILE * fp, box * abc);
  int write_this_axis (FILE * fp, axis * xyz);
  int save_opengl_image (FILE * fp, project * this_proj, image * img, int sid);
 
*/
 
#include "global.h"
#include "project.h"
#include "glwin.h"
 
int save_atom_a (FILE * fp, project * this_proj, int s, int a)
{
  if (fwrite (& this_proj -> atoms[s][a].id, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& this_proj -> atoms[s][a].sp, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& this_proj -> atoms[s][a].x, sizeof(double), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& this_proj -> atoms[s][a].y, sizeof(double), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& this_proj -> atoms[s][a].z, sizeof(double), 1, fp) != 1) return ERROR_RW;
  //g_debug ("Saving:: step= %d, at= %d, sp[%d]= %d, x[%d]= %f, y[%d]= %f, z[%d]= %f",
  //         s, a+1, a, this_proj -> atoms[s][a].sp, a, this_proj -> atoms[s][a].x, a, this_proj -> atoms[s][a].y, a, this_proj -> atoms[s][a].z);
  return OK;
}
 
int save_atom_b (FILE * fp, project * this_proj, int s, int a)
{
  if (fwrite (this_proj -> atoms[s][a].show, sizeof(gboolean), 2, fp) != 2) return ERROR_RW;
  if (fwrite (this_proj -> atoms[s][a].label, sizeof(gboolean), 2, fp) != 2) return ERROR_RW;
  if (fwrite (& this_proj -> atoms[s][a].style, sizeof(int), 1, fp) != 1) return ERROR_RW;
  return OK;
}
 
int save_rings_chains_data (FILE * fp, int type, int size, int steps, int data_max, int ** num_data, gboolean *** show, int **** all_data)
{
  int i, j, k;
  if (fwrite (& data_max, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (data_max)
  {
    for (i=0; i<steps; i++)
    {
      if (fwrite (num_data[i], sizeof(int), size, fp) != size) return ERROR_RW;
      for (j=0; j<size; j++)
      {
        if (num_data[i][j])
        {
          //g_debug ("type= %d, steps= %d, j= %d, num_data[i][j]= %d", type, step, j, num_data[i][j]);
          if (! type) if (fwrite (show[i][j], sizeof(int), num_data[i][j], fp) != num_data[i][j]) return ERROR_RW;
          for (k=0; k<num_data[i][j]; k++)
          {
            if (fwrite (all_data[i][j][k], sizeof(int), j+1, fp) != j+1) return ERROR_RW;
          }
        }
      }
    }
  }
  return OK;
}
 
int write_this_image_label (FILE * fp, screen_label label)
{
  int i;
  if (fwrite (& label.position, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& label.render, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& label.scale, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (label.shift, sizeof(double), 3, fp) != 3) return ERROR_RW;
  if (fwrite (& label.n_colors, sizeof(int), 1, fp) != 1) return ERROR_RW;
  for (i=0; i<label.n_colors; i++)
  {
    if (fwrite (& label.color[i], sizeof(ColRGBA), 1, fp) != 1) return ERROR_RW;
  }
  if (save_this_string (fp, label.font) != OK) return ERROR_RW;
  return OK;
}
 
int write_this_box (FILE * fp, box * abc)
{
  if (fwrite (& abc -> box, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& abc -> rad, sizeof(double), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& abc -> line, sizeof(double), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& abc -> color, sizeof(ColRGBA), 1, fp) != 1) return ERROR_RW;
  if (fwrite (abc -> extra_cell, sizeof(int), 3, fp) != 3) return ERROR_RW;
  return OK;
}
 
int write_this_axis (FILE * fp, axis * xyz)
{
  if (fwrite (& xyz -> axis, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& xyz -> rad, sizeof(double), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& xyz -> line, sizeof(double), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& xyz  -> color, sizeof(ColRGBA), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& xyz -> t_pos, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& xyz -> length, sizeof(double), 1, fp) != 1) return ERROR_RW;
  if (fwrite (xyz -> c_pos, sizeof(double), 3, fp) != 3) return ERROR_RW;
  gboolean val;
  int i;
  if (xyz -> color != NULL)
  {
    val = TRUE;
  }
  else
  {
    val = FALSE;
  }
  if (fwrite (& val, sizeof(gboolean), 1, fp) != 1) return ERROR_RW;
  if (val)
  {
    for (i=0; i<3; i++)
    {
      if (fwrite (& xyz -> color[i], sizeof(ColRGBA), 1, fp) != 1) return ERROR_RW;
    }
  }
  if (fwrite (& xyz -> labels, sizeof(int), 1, fp) != 1) return ERROR_RW;
  for (i=0; i<3; i++)
  {
    if (save_this_string (fp, xyz -> title[i]) != OK) return ERROR_RW;
  }
  return OK;
}
 
int save_opengl_image (FILE * fp, project * this_proj, image * img, int sid)
{
  int i, j, k, l;
 
  if (fwrite (& img -> back -> gradient, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (img -> back -> gradient)
  {
    if (fwrite (& img -> back -> direction, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> back -> position, sizeof(float), 1, fp) != 1) return ERROR_RW;
    if (fwrite (img -> back -> gradient_color, sizeof(ColRGBA), 2, fp) != 2) return ERROR_RW;
  }
  else
  {
    if (fwrite (& img -> back -> color, sizeof(ColRGBA), 1, fp) != 1) return ERROR_RW;
  }
  if (this_proj -> modelgl -> custom_map != NULL) img -> color_map[0] += 10;
  if (fwrite (img -> color_map, sizeof(int), 2, fp) != 2) return ERROR_RW;
  if (this_proj -> modelgl -> custom_map != NULL)
  {
    img -> color_map[0] -= 10;
    colormap * map = this_proj -> modelgl -> custom_map;
    if (fwrite (& map -> points, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& map -> cmax, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& map -> cmin, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (fwrite (map -> positions, sizeof(float), map -> points, fp) != map -> points) return ERROR_RW;
    if (fwrite (map -> values, sizeof(ColRGBA), map -> points, fp) != map -> points) return ERROR_RW;
    for (i=0; i<this_proj -> steps; i++)
    {
      if (fwrite (map -> data[i], sizeof(float), this_proj -> natomes, fp) != this_proj -> natomes) return ERROR_RW;
    }
  }
 
  if (fwrite (& img -> cloned_poly, sizeof(gboolean), 1, fp) != 1) return ERROR_RW;
  if (fwrite (img -> at_color, sizeof(ColRGBA), sid*2, fp) != sid*2) return ERROR_RW;
  if (fwrite (img -> sphererad, sizeof(double), sid*2, fp) != sid*2) return ERROR_RW;
  if (fwrite (img -> pointrad, sizeof(double), sid*2, fp) != sid*2) return ERROR_RW;
  if (fwrite (img -> atomicrad, sizeof(double), sid*2, fp) != sid*2) return ERROR_RW;
 
  for (i=0; i<sid*2; i++)
  {
    if (fwrite (img -> bondrad[i], sizeof(double), 2*sid, fp) != 2*sid) return ERROR_RW;
    if (fwrite (img -> linerad[i], sizeof(double), 2*sid, fp) != 2*sid) return ERROR_RW;
  }
  if (fwrite (img -> radall, sizeof(double), 2, fp) != 2) return ERROR_RW;
  if (fwrite (& img -> draw_clones, sizeof(gboolean), 1, fp) != 1) return ERROR_RW;
 
  for (i=0; i<5; i++)
  {
    if (write_this_image_label(fp, img -> labels[i])) return ERROR_RW;
  }
  if (fwrite (img -> acl_format, sizeof(int), 2, fp) != 2) return ERROR_RW;
  // Measures
  if (fwrite (img -> mtilt, sizeof(gboolean), 2, fp) != 2) return ERROR_RW;
  if (fwrite (img -> mpattern, sizeof(int), 2, fp) != 2) return ERROR_RW;
  if (fwrite (img -> mfactor, sizeof(int), 2, fp) != 2) return ERROR_RW;
  if (fwrite (img -> mwidth, sizeof(double), 2, fp) != 2) return ERROR_RW;
  if (fwrite (& img -> m_is_pressed, sizeof(double), 1, fp) != 1) return ERROR_RW;
 
  // Model box
  if (write_this_box (fp, img -> abc)) return ERROR_RW;
  // Axis
  if (write_this_axis (fp, img -> xyz)) return ERROR_RW;
 
  // OpenGL
  if (fwrite (& img -> p_depth, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> gnear, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> gfar, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> gleft, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> gright, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> gtop, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> gbottom, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> rotation_quaternion, sizeof(vec4_t), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> rotation_mode, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> zoom, sizeof(GLdouble), 1, fp) != 1) return ERROR_RW;
  if (fwrite (img -> c_shift, sizeof(GLdouble), 2, fp) != 2) return ERROR_RW;
  if (fwrite (& img -> style, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> quality, sizeof(GLint), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> render, sizeof(GLint), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> l_ghtning.lights, sizeof(int), 1, fp) != 1) return ERROR_RW;
  for (i=0; i<img -> l_ghtning.lights; i++)
  {
    if (fwrite (& img -> l_ghtning.spot[i].type, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> l_ghtning.spot[i].fix, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> l_ghtning.spot[i].show, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> l_ghtning.spot[i].position, sizeof(vec3_t), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> l_ghtning.spot[i].direction, sizeof(vec3_t), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> l_ghtning.spot[i].intensity, sizeof(vec3_t), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> l_ghtning.spot[i].attenuation, sizeof(vec3_t), 1, fp) != 1) return ERROR_RW;
    if (fwrite (& img -> l_ghtning.spot[i].spot_data, sizeof(vec3_t), 1, fp) != 1) return ERROR_RW;
  }
  if (fwrite (& img -> m_terial.predefine, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> m_terial.albedo, sizeof(vec3_t), 1, fp) != 1) return ERROR_RW;
  if (fwrite (img -> m_terial.param, sizeof(GLfloat), 6, fp) != 6) return ERROR_RW;
  if (fwrite (& img -> f_g.mode, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> f_g.based, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> f_g.density, sizeof(float), 1, fp) != 1) return ERROR_RW;
  if (fwrite (img -> f_g.depth, sizeof(float), 2, fp) != 2) return ERROR_RW;
  if (fwrite (& img -> f_g.color, sizeof(vec3_t), 1, fp) != 1) return ERROR_RW;
 
  if (fwrite (& img -> filled_type, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> step, sizeof(int), 1, fp) != 1) return ERROR_RW;
  if (fwrite (& img -> rep, sizeof(int), 1, fp) != 1) return ERROR_RW;
  for (i=0; i<4; i++)
  {
    if (i < 2)
    {
      for (j=0; j<sid; j++)
      {
        if (fwrite (img -> spcolor[i][j], sizeof(ColRGBA), this_proj -> coord -> ntg[i][j], fp) != this_proj -> coord -> ntg[i][j]) return ERROR_RW;
      }
    }
    else
    {
      j = (this_proj -> modelgl -> adv_bonding[i-2] && this_proj -> coord -> totcoord[i]) ? this_proj -> coord -> totcoord[i] : 0;
      if (fwrite (& j, sizeof(int), 1, fp) != 1) return ERROR_RW;
      if (j)
      {
        if (fwrite (img -> spcolor[i][0], sizeof(ColRGBA), this_proj -> coord -> totcoord[i], fp) != this_proj -> coord -> totcoord[i]) return ERROR_RW;
      }
    }
  }
  if (fwrite (& this_proj -> modelgl -> rings, sizeof(gboolean), 1, fp) != 1) return ERROR_RW;
  if (this_proj -> modelgl -> rings)
  {
    for (i=0; i<5; i++)
    {
      if (save_rings_chains_data (fp, 0, this_proj -> rsparam[i][1], this_proj -> steps,
                                  this_proj -> modelgl -> ring_max[i],
                                  this_proj -> modelgl -> num_rings[i],
                                  this_proj -> modelgl -> show_rpoly[i],
                                  this_proj -> modelgl -> all_rings[i]) != OK) return ERROR_RINGS;
    }
  }
  if (fwrite (& this_proj -> modelgl -> chains, sizeof(gboolean), 1, fp) != 1) return ERROR_RW;
  if (this_proj -> modelgl -> chains)
  {
     if (save_rings_chains_data (fp, 1, this_proj -> csparam[5], this_proj -> steps,
                                 this_proj -> modelgl -> chain_max,
                                 this_proj -> modelgl -> num_chains,
                                 NULL,
                                 this_proj -> modelgl -> all_chains) != OK) return ERROR_CHAINS;
  }
  if (this_proj -> modelgl -> volumes)
  {
    i = 1;
    if (fwrite (& i, sizeof(int), 1, fp) != 1) return ERROR_RW;
    for (i=0; i<FILLED_STYLES; i++)
    {
      if (fwrite (this_proj -> modelgl -> atoms_volume[i], sizeof(double), this_proj -> steps, fp) != this_proj -> steps) return ERROR_RW;
      if (fwrite (this_proj -> modelgl -> atoms_ppvolume[i], sizeof(double), this_proj -> steps, fp) != this_proj -> steps) return ERROR_RW;
      for (j=0; j<this_proj -> steps; j++)
      {
        if (fwrite (this_proj -> modelgl -> volume_box[i][j], sizeof(double), 9, fp) != 9) return ERROR_RW;
      }
    }
    if (fwrite (this_proj -> modelgl -> comp_vol, sizeof(gboolean), FILLED_STYLES, fp) != FILLED_STYLES) return ERROR_RW;
    if (fwrite (img -> show_vol, sizeof(gboolean), FILLED_STYLES, fp) != FILLED_STYLES) return ERROR_RW;
    if (fwrite (img -> vol_col, sizeof(ColRGBA), FILLED_STYLES, fp) != FILLED_STYLES) return ERROR_RW;
    if (this_proj -> modelgl -> adv_bonding[0])
    {
      if (fwrite (& this_proj -> coord -> totcoord[2], sizeof(int), 1, fp) != 1) return ERROR_RW;
      for (i=0; i<FILLED_STYLES; i++)
      {
        j = 0;
        for (k=0; k<this_proj -> steps; k++)
        {
          for (l=0; l<this_proj -> coord -> totcoord[2]; l++)
          {
            if (this_proj -> modelgl -> fm_comp_vol[0][i][k][l]) j++;
          }
        }
        if (fwrite (& j, sizeof(int), 1, fp) != 1) return ERROR_RW;
        if (j)
        {
          for (k=0; k<this_proj -> steps; k++)
          {
            for (l=0; l<this_proj -> coord -> totcoord[2]; l++)
            {
              if (this_proj -> modelgl -> fm_comp_vol[0][i][k][l])
              {
                if (fwrite (& k, sizeof(int), 1, fp) != 1) return ERROR_RW;
                if (fwrite (& l, sizeof(int), 1, fp) != 1) return ERROR_RW;
                if (fwrite (& this_proj -> modelgl -> frag_mol_ppvolume[0][i][k][l], sizeof(double), 1, fp) != 1) return ERROR_RW;
                if (fwrite (this_proj -> modelgl -> frag_box[i][k][l], sizeof(double), 9, fp) != 9) return ERROR_RW;
              }
            }
          }
          if (fwrite (img -> fm_show_vol[0][i], sizeof(gboolean), this_proj -> coord -> totcoord[2], fp) != this_proj -> coord -> totcoord[2]) return ERROR_RW;
          if (fwrite (img -> fm_vol_col[0][i], sizeof(ColRGBA), this_proj -> coord -> totcoord[2], fp) != this_proj -> coord -> totcoord[2]) return ERROR_RW;
        }
      }
      if (this_proj -> modelgl -> adv_bonding[1])
      {
        if (fwrite (& this_proj -> coord -> totcoord[3], sizeof(int), 1, fp) != 1) return ERROR_RW;
        for (i=0; i<FILLED_STYLES; i++)
        {
          j = 0;
          for (k=0; k<this_proj -> steps; k++)
          {
            for (l=0; l<this_proj -> coord -> totcoord[3]; l++)
            {
              if (this_proj -> modelgl -> fm_comp_vol[1][i][k][l]) j++;
            }
          }
          if (fwrite (& j, sizeof(int), 1, fp) != 1) return ERROR_RW;
          if (j)
          {
            for (k=0; k<this_proj -> steps; k++)
            {
              for (l=0; l<this_proj -> coord -> totcoord[3]; l++)
              {
                if (this_proj -> modelgl -> fm_comp_vol[1][i][k][l])
                {
                  if (fwrite (& k, sizeof(int), 1, fp) != 1) return ERROR_RW;
                  if (fwrite (& l, sizeof(int), 1, fp) != 1) return ERROR_RW;
                  if (fwrite (& this_proj -> modelgl -> frag_mol_ppvolume[1][i][k][l], sizeof(double), 1, fp) != 1) return ERROR_RW;
                }
              }
            }
            if (fwrite (img -> fm_show_vol[1][i], sizeof(gboolean), this_proj -> coord -> totcoord[3], fp) != this_proj -> coord -> totcoord[3]) return ERROR_RW;
            if (fwrite (img -> fm_vol_col[1][i], sizeof(ColRGBA), this_proj -> coord -> totcoord[3], fp) != this_proj -> coord -> totcoord[3]) return ERROR_RW;
          }
        }
      }
      else
      {
        i = 0;
        if (fwrite (& i, sizeof(int), 1, fp) != 1) return ERROR_RW;
      }
    }
    else
    {
      i = 0;
      if (fwrite (& i, sizeof(int), 1, fp) != 1) return ERROR_RW;
    }
  }
  else
  {
    i = 0;
    if (fwrite (& i, sizeof(int), 1, fp) != 1) return ERROR_RW;
  }
 
  for (i=0; i<this_proj -> steps; i++)
  {
    for (j=0; j< this_proj -> natomes; j++)
    {
      if (save_atom_b (fp, this_proj, i, j) != OK) return ERROR_ATOM_B;
    }
  }
 
  // Finally selection lists, bonds, angles and dihedrals
  for (i=0; i<2; i++)
  {
    if (fwrite (& img -> selected[i] -> selected, sizeof(int), 1, fp) != 1) return ERROR_RW;
    if (img -> selected[i] -> selected)
    {
      atom_in_selection * at = img -> selected[i] -> first;
      for (j=0; j<img -> selected[i] -> selected; j++)
      {
        if (fwrite (& at -> id, sizeof(int), 1, fp) != 1) return ERROR_RW;
        if (at -> next) at = at -> next;
      }
      if (img -> selected[i] -> selected >= 2 && img -> selected[i] -> selected <= 20)
      {
        j = num_bonds (img -> selected[i] -> selected);
        if (fwrite (img -> selected[i] -> selected_bonds, sizeof(int), j, fp) != j) return ERROR_RW;
        if (img -> selected[i] -> selected >= 3)
        {
          j = num_angles (img -> selected[i] -> selected);
          if (fwrite (img -> selected[i] -> selected_angles, sizeof(int), j, fp) != j) return ERROR_RW;
          if (img -> selected[i] -> selected >= 4 && img -> selected[i] -> selected <= 10)
          {
            j = num_dihedrals (img -> selected[i] -> selected);
            if (fwrite (img -> selected[i] -> selected_dihedrals, sizeof(int), j, fp) != j) return ERROR_RW;
          }
        }
      }
    }
  }
 
  return OK;
}