synfig-studio/src/synfigapp/timegather.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file timegather.cpp
   3 **      \brief Time Gather File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2004 Adrian Bentley
   9 **      Copyright (c) 2007 Chris Moore
  10 **
  11 **      This package is free software; you can redistribute it and/or
  12 **      modify it under the terms of the GNU General Public License as
  13 **      published by the Free Software Foundation; either version 2 of
  14 **      the License, or (at your option) any later version.
  15 **
  16 **      This package is distributed in the hope that it will be useful,
  17 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19 **      General Public License for more details.
  20 **      \endlegal
  21 */
  22 /* ========================================================================= */
  23
  24 /* === H E A D E R S ======================================================= */
  25
  26 #ifdef USING_PCH
  27 #       include "pch.h"
  28 #else
  29 #ifdef HAVE_CONFIG_H
  30 #       include <config.h>
  31 #endif
  32
  33 #include "timegather.h"
  34 #include "value_desc.h"
  35
  36 #include <synfig/layer_pastecanvas.h>
  37
  38 #include "general.h"
  39
  40 #endif
  41
  42 /* === U S I N G =========================================================== */
  43
  44 using namespace std;
  45 using namespace etl;
  46 using namespace synfig;
  47 using namespace synfigapp;
  48
  49 /* === M A C R O S ========================================================= */
  50
  51 /* === G L O B A L S ======================================================= */
  52
  53 /* === P R O C E D U R E S ================================================= */
  54
  55 /* === M E T H O D S ======================================================= */
  56
  57 /* === E N T R Y P O I N T ================================================= */
  58
  59 //! Definitions for build a list of accurate valuenode references
  60
  61 void synfigapp::timepoints_ref::insert(synfig::ValueNode_Animated::Handle v, synfig::Waypoint w)
  62 {
  63         ValueBaseTimeInfo       vt;
  64         vt.val = v;
  65
  66         waytracker::iterator i = waypointbiglist.find(vt);
  67
  68         if(i != waypointbiglist.end())
  69         {
  70                 i->waypoints.insert(w);
  71         }else
  72         {
  73                 vt.waypoints.insert(w);
  74                 waypointbiglist.insert(vt);
  75         }
  76 }
  77
  78 void synfigapp::timepoints_ref::insert(synfigapp::ValueDesc v, synfig::Activepoint a)
  79 {
  80         ActiveTimeInfo  vt;
  81         vt.val = v;
  82
  83         acttracker::iterator i = actpointbiglist.find(vt);
  84
  85         if(i != actpointbiglist.end())
  86         {
  87                 i->activepoints.insert(a);
  88                 /*{ //if it fails...
  89                         synfig::info("!!!!For some reason it wasn't able to insert the activepoint in the list (%s,%.4lg)",
  90                                                         a.state?"true":"false", (double)a.time);
  91                 }*/
  92         }else
  93         {
  94                 vt.activepoints.insert(a);
  95                 actpointbiglist.insert(vt);
  96                 //synfig::info("Insert new activept list for valdesc");
  97         }
  98 }
  99
 100 //recursion functions
 101 void synfigapp::recurse_canvas(synfig::Canvas::Handle h, const std::set<Time> &tlist,
 102                                                                 timepoints_ref &vals, synfig::Time time_offset)
 103 {
 104
 105         //synfig::info("Canvas...\n Recurse through layers");
 106         // iterate through the layers
 107
 108         synfig::Canvas::iterator i = h->begin(), end = h->end();
 109
 110         for(; i != end; ++i)
 111         {
 112                 const Node::time_set &tset = (*i)->get_times();
 113                 if(check_intersect(tset.begin(),tset.end(),tlist.begin(),tlist.end(),time_offset))
 114                 {
 115                         recurse_layer(*i,tlist,vals,time_offset);
 116                 }
 117         }
 118 }
 119
 120 void synfigapp::recurse_layer(synfig::Layer::Handle h, const std::set<Time> &tlist,
 121                                                                 timepoints_ref &vals, synfig::Time time_offset)
 122 {
 123         // iterate through the layers
 124         //check for special case of paste canvas
 125         etl::handle<synfig::Layer_PasteCanvas> p = etl::handle<synfig::Layer_PasteCanvas>::cast_dynamic(h);
 126
 127         //synfig::info("Layer...");
 128
 129         if(p)
 130         {
 131                 //synfig::info("We are a paste canvas so go into that");
 132                 //recurse into the canvas
 133                 const synfig::Node::time_set &tset = p->get_sub_canvas()->get_times();
 134                 synfig::Time subcanvas_time_offset(time_offset + p->get_time_offset());
 135
 136                 if(check_intersect(tset.begin(),tset.end(),tlist.begin(),tlist.end(),subcanvas_time_offset))
 137                         recurse_canvas(p->get_sub_canvas(),tlist,vals,subcanvas_time_offset);
 138         }
 139
 140         //check all the valuenodes regardless...
 141         //synfig::info("Recurse all valuenodes");
 142         synfig::Layer::DynamicParamList::const_iterator         i = h->dynamic_param_list().begin(),
 143                                                                                                         end = h->dynamic_param_list().end();
 144         for(; i != end; ++i)
 145         {
 146                 const synfig::Node::time_set &tset = i->second->get_times();
 147
 148                 if(check_intersect(tset.begin(),tset.end(),tlist.begin(),tlist.end(),time_offset))
 149                 {
 150                         recurse_valuedesc(ValueDesc(h,i->first),tlist,vals,time_offset);
 151                 }
 152         }
 153 }
 154
 155 template < typename IT, typename CMP >
 156 static bool sorted(IT i,IT end, const CMP &cmp = CMP())
 157 {
 158         if(i == end) return true;
 159
 160         for(IT last = i++; i != end; last = i++)
 161         {
 162                 if(!cmp(*last,*i))
 163                         return false;
 164         }
 165
 166         return true;
 167 }
 168
 169 void synfigapp::recurse_valuedesc(synfigapp::ValueDesc h, const std::set<Time> &tlist,
 170                                                                 timepoints_ref &vals, synfig::Time time_offset)
 171 {
 172         //special cases for Animated, DynamicList, and Linkable
 173
 174         //synfig::info("ValueBasenode... %p, %s", h.get_value_node().get(),typeid(*h.get_value_node()).name());
 175
 176
 177         //animated case
 178         {
 179                 synfig::ValueNode_Animated::Handle p = synfig::ValueNode_Animated::Handle::cast_dynamic(h.get_value_node());
 180
 181                 if(p)
 182                 {
 183                         //loop through and determine which waypoint we will need to reference
 184                         const synfig::WaypointList &w = p->waypoint_list();
 185
 186                         synfig::WaypointList::const_iterator i = w.begin(),
 187                                                                                                 end = w.end();
 188
 189                         std::set<Time>::const_iterator          j = tlist.begin(),
 190                                                                                                 jend = tlist.end();
 191                         for(; i != end && j != jend;)
 192                         {
 193                                 //synfig::info("tpair t(%.3f) = %.3f", (float)*j, (float)(i->get_time()));
 194
 195                                 if((*j+time_offset).is_equal(i->get_time()))
 196                                 {
 197                                         vals.insert(p,*i);
 198                                         ++i,++j;
 199                                 }else if(*i < *j+time_offset)
 200                                 {
 201                                         ++i;
 202                                 }else ++j;
 203                         }
 204                         return;
 205                 }
 206         }
 207
 208         //parent dynamiclist case - just for active points for that object...
 209         if(h.parent_is_value_node())
 210         {
 211                 synfig::ValueNode_DynamicList::Handle p = synfig::ValueNode_DynamicList::Handle::cast_dynamic(h.get_parent_value_node());
 212
 213                 if(p)
 214                 {
 215                         int index = h.get_index();
 216
 217                         //check all the active points in each list...
 218                         const synfig::ActivepointList &a = p->list[index].timing_info;
 219
 220                         //synfig::info("Our parent = dynamic list, searching in %d activepts",a.size());
 221
 222                         std::set<Time>::const_iterator                  i = tlist.begin(),
 223                                                                                                         end = tlist.end();
 224
 225                         synfig::ActivepointList::const_iterator         j = a.begin(),
 226                                                                                                         jend = a.end();
 227
 228                         for(; j != jend && i != end;)
 229                         {
 230                                 double it = *i+time_offset;
 231                                 double jt = j->get_time();
 232                                 double diff = (double)(it - jt);
 233
 234                                 //synfig::info("\ttpair match(%.4lg) - %.4lg (diff = %lg",it,jt,diff);
 235
 236                                 //
 237                                 if(abs(diff) < (double)Time::epsilon())
 238                                 {
 239                                         //synfig::info("\tActivepoint to add being referenced (%x,%s,%.4lg)",
 240                                         //                              (int)j->get_uid(),j->state?"true":"false", (double)j->time);
 241                                         vals.insert(ValueDesc(p,index),*j);
 242                                         ++i,++j;
 243                                 }else if(it < jt)
 244                                 {
 245                                         ++i;
 246                                         //synfig::info("\tIncrementing time");
 247                                 }
 248                                 else
 249                                 {
 250                                         ++j;
 251                                         //synfig::info("\tIncrementing actpt");
 252                                 }
 253                         }
 254                 }
 255         }
 256
 257         //dynamiclist case - we must still make sure that we read from the list entries the time values
 258         //                                              because just the linked valuenodes will not do that
 259         {
 260                 synfig::ValueNode_DynamicList::Handle p = synfig::ValueNode_DynamicList::Handle::cast_dynamic(h.get_value_node());
 261
 262                 if(p)
 263                 {
 264                         //synfig::info("Process dynamic list valuenode");
 265                         int index = 0;
 266
 267                         std::vector<synfig::ValueNode_DynamicList::ListEntry>::const_iterator
 268                                                         i = p->list.begin(),
 269                                                         end = p->list.end();
 270
 271                         for(; i != end; ++i, ++index)
 272                         {
 273                                 const Node::time_set &tset = i->get_times();
 274
 275                                 if(check_intersect(tset.begin(),tset.end(),tlist.begin(),tlist.end(),time_offset))
 276                                 {
 277                                         recurse_valuedesc(ValueDesc(p,index),tlist,vals,time_offset);
 278                                 }
 279                         }
 280                         return;
 281                 }
 282         }
 283
 284         //the linkable case...
 285         {
 286                 etl::handle<synfig::LinkableValueNode> p = etl::handle<synfig::LinkableValueNode>::cast_dynamic(h.get_value_node());
 287
 288                 if(p)
 289                 {
 290                         //synfig::info("Process Linkable ValueBasenode");
 291                         int i = 0, size = p->link_count();
 292
 293                         for(; i < size; ++i)
 294                         {
 295                                 ValueNode::Handle v = p->get_link(i);
 296                                 const Node::time_set &tset = v->get_times();
 297
 298                                 if(check_intersect(tset.begin(),tset.end(),tlist.begin(),tlist.end(),time_offset))
 299                                 {
 300                                         recurse_valuedesc(ValueDesc(p,i),tlist,vals,time_offset);
 301                                 }
 302                         }
 303                 }
 304         }
 305 }