Source/Skeleton.cpp

   1 /*
   2 Copyright (C) 2003, 2010 - Wolfire Games
   3
   4 This file is part of Lugaru.
   5
   6 Lugaru is free software; you can redistribute it and/or
   7 modify it under the terms of the GNU General Public License
   8 as published by the Free Software Foundation; either version 2
   9 of the License, or (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  14
  15 See the GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program; if not, write to the Free Software
  19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20 */
  21
  22 /**> HEADER FILES <**/
  23 #include "Game.h"
  24 #include "Skeleton.h"
  25 #include "openal_wrapper.h"
  26 #include "Animation.h"
  27
  28 extern float multiplier;
  29 extern float gravity;
  30 extern Skeleton testskeleton;
  31 extern Terrain terrain;
  32 extern int channels[100];
  33 extern Objects objects;
  34 extern int environment;
  35 extern float terraindetail;
  36 extern float camerashake;
  37 extern bool freeze;
  38 extern int detail;
  39 extern XYZ envsound[30];
  40 extern float envsoundvol[30];
  41 extern int numenvsounds;
  42 extern float envsoundlife[30];
  43 extern int bonus;
  44 extern float bonustime;
  45 extern int tutoriallevel;
  46
  47 extern int whichjointstartarray[26];
  48 extern int whichjointendarray[26];
  49
  50 extern Game * pgame;
  51 extern bool visibleloading;
  52 extern "C"      void PlaySoundEx(int channel, OPENAL_SAMPLE *sptr, OPENAL_DSPUNIT *dsp, signed char startpaused);
  53
  54 void dealloc2(void* param){
  55         free(param);
  56         param=0;
  57 }
  58
  59 void Muscle::DoConstraint(bool spinny)
  60 {
  61         static XYZ vel;
  62         static XYZ midp;
  63         static XYZ newpoint1,newpoint2;
  64
  65         static float oldlength;
  66         static float relaxlength;
  67
  68         oldlength=length;
  69
  70         if(type!=boneconnect)relaxlength=findDistance(&parent1->position,&parent2->position);
  71
  72         if(type==boneconnect)strength=1;
  73         if(type==constraint)strength=0;
  74
  75         if(strength<0)strength=0;
  76         if(strength>1)strength=1;
  77
  78         length-=(length-relaxlength)*(1-strength)*multiplier*10000;
  79         length-=(length-targetlength)*(strength)*multiplier*10000;
  80         if(strength==0)length=relaxlength;
  81
  82         if((relaxlength-length>0&&relaxlength-oldlength<0)||(relaxlength-length<0&&relaxlength-oldlength>0))length=relaxlength;
  83
  84         //if(!broken){
  85         if(length<minlength)length=minlength;
  86         if(length>maxlength)length=maxlength;
  87         //}
  88         /*
  89         if(broken){
  90         if(length<minlength*.6)length=minlength*.6;
  91         if(length>maxlength*1.4)length=maxlength*1.4;
  92         }
  93         */
  94         if(length==relaxlength)return;
  95
  96         //Find midpoint
  97         midp=(parent1->position*parent1->mass+parent2->position*parent2->mass)/(parent1->mass+parent2->mass);
  98         //Find vector from midpoint to second vector
  99         vel=parent2->position-midp;
 100         //Change to unit vector
 101         Normalise(&vel);
 102         //Apply velocity change
 103         newpoint1=midp-vel*length*(parent2->mass/(parent1->mass+parent2->mass));
 104         newpoint2=midp+vel*length*(parent1->mass/(parent1->mass+parent2->mass));
 105         if(!freeze&&spinny){
 106                 parent1->velocity=parent1->velocity+(newpoint1-parent1->position)/multiplier/4;
 107                 parent2->velocity=parent2->velocity+(newpoint2-parent2->position)/multiplier/4;
 108         }
 109         else
 110         {
 111                 parent1->velocity=parent1->velocity+(newpoint1-parent1->position);
 112                 parent2->velocity=parent2->velocity+(newpoint2-parent2->position);
 113         }
 114         //Move child point to within certain distance of parent point
 115         parent1->position=newpoint1;
 116         parent2->position=newpoint2;
 117 }
 118
 119 void Skeleton::FindForwardsfirst()
 120 {
 121         //Find forward vectors
 122         CrossProduct(joints[forwardjoints[1]].position-joints[forwardjoints[0]].position,joints[forwardjoints[2]].position-joints[forwardjoints[0]].position,&forward);
 123         Normalise(&forward);
 124
 125         CrossProduct(joints[lowforwardjoints[1]].position-joints[lowforwardjoints[0]].position,joints[lowforwardjoints[2]].position-joints[lowforwardjoints[0]].position,&lowforward);
 126         Normalise(&lowforward);
 127
 128         //Special forwards
 129         specialforward[0]=forward;
 130         specialforward[1]=forward;
 131         specialforward[2]=forward;
 132         specialforward[3]=forward;
 133         specialforward[4]=forward;
 134
 135 }
 136 void Skeleton::FindForwards()
 137 {
 138         //Find forward vectors
 139         CrossProduct(joints[forwardjoints[1]].position-joints[forwardjoints[0]].position,joints[forwardjoints[2]].position-joints[forwardjoints[0]].position,&forward);
 140         Normalise(&forward);
 141
 142         CrossProduct(joints[lowforwardjoints[1]].position-joints[lowforwardjoints[0]].position,joints[lowforwardjoints[2]].position-joints[lowforwardjoints[0]].position,&lowforward);
 143         Normalise(&lowforward);
 144
 145         //Special forwards
 146         specialforward[0]=forward;
 147
 148         specialforward[1]=joints[jointlabels[rightshoulder]].position+joints[jointlabels[rightwrist]].position;
 149         specialforward[1]=joints[jointlabels[rightelbow]].position-specialforward[1]/2;
 150         specialforward[1]+=forward*.4;
 151         Normalise(&specialforward[1]);
 152         specialforward[2]=joints[jointlabels[leftshoulder]].position+joints[jointlabels[leftwrist]].position;
 153         specialforward[2]=joints[jointlabels[leftelbow]].position-specialforward[2]/2;
 154         specialforward[2]+=forward*.4;
 155         Normalise(&specialforward[2]);
 156
 157         specialforward[3]=joints[jointlabels[righthip]].position+joints[jointlabels[rightankle]].position;
 158         specialforward[3]=specialforward[3]/2-joints[jointlabels[rightknee]].position;
 159         specialforward[3]+=lowforward*.4;
 160         Normalise(&specialforward[3]);
 161         specialforward[4]=joints[jointlabels[lefthip]].position+joints[jointlabels[leftankle]].position;
 162         specialforward[4]=specialforward[4]/2-joints[jointlabels[leftknee]].position;
 163         specialforward[4]+=lowforward*.4;
 164         Normalise(&specialforward[4]);
 165 }
 166
 167 float Skeleton::DoConstraints(XYZ *coords,float *scale)
 168 {
 169         static float friction=1.5;
 170         static float elasticity=.3;
 171         static XYZ bounceness;
 172         static XYZ oldpos[100];
 173         static int numrepeats=3;
 174         static float groundlevel=.15;
 175         static float soundvolume;
 176         static int i,j,k,l,m;
 177         static XYZ temp,start,end;
 178         static XYZ terrainnormal;
 179         static float r=.05;
 180         static float r2=.08;
 181         static int whichhit;
 182         //static int whichjointstart,whichjointend;
 183         static float distance;
 184         static float frictionness;
 185         static XYZ terrainlight;
 186         static int whichpatchx;
 187         static int whichpatchz;
 188         static float damage;
 189         static bool freely;
 190         static float tempmult;
 191         static bool breaking;
 192         breaking=0;
 193
 194         damage=0;
 195
 196         if(free){
 197                 freetime+=multiplier;
 198
 199                 whichpatchx=coords->x/(terrain.size/subdivision*terrain.scale*terraindetail);
 200                 whichpatchz=coords->z/(terrain.size/subdivision*terrain.scale*terraindetail);
 201
 202                 terrainlight=*coords;
 203                 objects.SphereCheckPossible(&terrainlight, 1);
 204                 /*
 205                 for(i=0; i<num_joints; i++){
 206                 oldpos[i]=joints[i].position;
 207                 }*/
 208
 209                 //Add velocity
 210                 for(i=0; i<num_joints; i++){
 211                         //if(!isnormal(joints[i].velocity.x)||!isnormal(joints[i].velocity.y)||!isnormal(joints[i].velocity.z))joints[i].velocity=0;
 212                         joints[i].position=joints[i].position+joints[i].velocity*multiplier;
 213                         groundlevel=.15;
 214                         if(joints[i].label==head)groundlevel=.8;
 215                         if(joints[i].label==righthand||joints[i].label==rightwrist||joints[i].label==rightelbow)groundlevel=.2;
 216                         if(joints[i].label==lefthand||joints[i].label==leftwrist||joints[i].label==leftelbow)groundlevel=.2;
 217                         joints[i].position.y-=groundlevel;
 218                         //if(!joints[i].locked&&!broken)joints[i].velocity+=joints[i].velchange*multiplier*10*(500-longdead)/500;
 219                         joints[i].oldvelocity=joints[i].velocity;
 220                 }
 221                 tempmult=multiplier;
 222                 //multiplier/=numrepeats;
 223                 for(j=0; j<numrepeats; j++){
 224                         if(!joints[jointlabels[rightknee]].locked&&!joints[jointlabels[righthip]].locked){
 225                                 temp=joints[jointlabels[rightknee]].position-(joints[jointlabels[righthip]].position+joints[jointlabels[rightankle]].position)/2;
 226                                 while(normaldotproduct(temp,lowforward)>-.1&&!sphere_line_intersection(&joints[jointlabels[righthip]].position,&joints[jointlabels[rightankle]].position,&joints[jointlabels[rightknee]].position,&r)){
 227                                         joints[jointlabels[rightknee]].position-=lowforward*.05;
 228                                         if(spinny)joints[jointlabels[rightknee]].velocity-=lowforward*.05/multiplier/4;
 229                                         else joints[jointlabels[rightknee]].velocity-=lowforward*.05;
 230                                         joints[jointlabels[rightankle]].position+=lowforward*.025;
 231                                         if(spinny)joints[jointlabels[rightankle]].velocity+=lowforward*.025/multiplier/4;
 232                                         else joints[jointlabels[rightankle]].velocity+=lowforward*.25;
 233                                         joints[jointlabels[righthip]].position+=lowforward*.025;
 234                                         if(spinny)joints[jointlabels[righthip]].velocity+=lowforward*.025/multiplier/4;
 235                                         else joints[jointlabels[righthip]].velocity+=lowforward*.025;
 236                                         temp=joints[jointlabels[rightknee]].position-(joints[jointlabels[righthip]].position+joints[jointlabels[rightankle]].position)/2;
 237                                 }
 238                         }
 239                         if(!joints[jointlabels[leftknee]].locked&&!joints[jointlabels[righthip]].locked){
 240                                 temp=joints[jointlabels[leftknee]].position-(joints[jointlabels[lefthip]].position+joints[jointlabels[leftankle]].position)/2;
 241                                 while(normaldotproduct(temp,lowforward)>-.1&&!sphere_line_intersection(&joints[jointlabels[lefthip]].position,&joints[jointlabels[leftankle]].position,&joints[jointlabels[leftknee]].position,&r)){
 242                                         joints[jointlabels[leftknee]].position-=lowforward*.05;
 243                                         if(spinny)joints[jointlabels[leftknee]].velocity-=lowforward*.05/multiplier/4;
 244                                         else joints[jointlabels[leftknee]].velocity-=lowforward*.05;
 245                                         joints[jointlabels[leftankle]].position+=lowforward*.025;
 246                                         if(spinny)joints[jointlabels[leftankle]].velocity+=lowforward*.025/multiplier/4;
 247                                         else joints[jointlabels[leftankle]].velocity+=lowforward*.25;
 248                                         joints[jointlabels[lefthip]].position+=lowforward*.025;
 249                                         if(spinny)joints[jointlabels[lefthip]].velocity+=lowforward*.025/multiplier/4;
 250                                         else joints[jointlabels[lefthip]].velocity+=lowforward*.025;
 251                                         temp=joints[jointlabels[leftknee]].position-(joints[jointlabels[lefthip]].position+joints[jointlabels[leftankle]].position)/2;
 252                                 }
 253                         }
 254                         /*
 255                         if(terrain.patchobjectnum[whichpatchx][whichpatchz])
 256                         for(m=0;m<terrain.patchobjectnum[whichpatchx][whichpatchz];m++){
 257                         k=terrain.patchobjects[whichpatchx][whichpatchz][m];
 258                         if(k<objects.numobjects&&k>=0)
 259                         if(objects.possible[k]){
 260                         temp=joints[jointlabels[head]].position*(*scale)+*coords;
 261                         if(objects.model[k].SphereCheck(&temp, 0.06, &start, &objects.position[k], &objects.rotation[k])!=-1){
 262                         //temp=(joints[jointlabels[head]].position*(*scale)+*coords)-start;
 263                         //Normalise(&temp);
 264                         //joints[jointlabels[head]].position=((temp*.2+start)-*coords)/(*scale);
 265                         joints[jointlabels[head]].position=(temp-*coords)/(*scale);
 266                         }
 267                         }
 268                         }       */
 269
 270
 271                         //Ears check
 272                         /*XYZ startheadpos;
 273                         startheadpos=joints[jointlabels[head]].position;
 274                         XYZ headpos;
 275                         headpos=joints[jointlabels[head]].position+(joints[jointlabels[head]].position-joints[jointlabels[neck]].position);
 276                         if(terrain.patchobjectnum[whichpatchx][whichpatchz])
 277                         for(m=0;m<terrain.patchobjectnum[whichpatchx][whichpatchz];m++){
 278                         k=terrain.patchobjects[whichpatchx][whichpatchz][m];
 279                         if(k<objects.numobjects&&k>=0)
 280                         if(objects.possible[k]){
 281                         friction=objects.friction[k];
 282                         start=joints[jointlabels[head]].position*(*scale)+*coords;
 283                         end=(headpos)*(*scale)+*coords;
 284                         whichhit=objects.model[k].LineCheckPossible(&start,&end,&temp,&objects.position[k],&objects.rotation[k]);
 285                         if(whichhit!=-1){
 286                         if(joints[jointlabels[head]].label==groin&&!joints[jointlabels[head]].locked&&joints[jointlabels[head]].delay<=0){
 287                         joints[jointlabels[head]].locked=1;
 288                         joints[jointlabels[head]].delay=1;
 289                         static float gLoc[3];
 290                         static float vel[3];
 291                         gLoc[0]=headpos.x*(*scale)+coords->x;
 292                         gLoc[1]=headpos.y*(*scale)+coords->y;
 293                         gLoc[2]=headpos.z*(*scale)+coords->z;
 294                         vel[0]=joints[jointlabels[head]].velocity.x;
 295                         vel[1]=joints[jointlabels[head]].velocity.y;
 296                         vel[2]=joints[jointlabels[head]].velocity.z;
 297                         PlaySoundEx( landsound1, samp[landsound1], NULL, true);
 298                         OPENAL_3D_SetAttributes(channels[landsound1], gLoc, vel);
 299                         OPENAL_SetVolume(channels[landsound1], 128);
 300                         OPENAL_SetPaused(channels[landsound1], false);
 301
 302                         breaking=1;
 303                         }
 304
 305                         if(joints[jointlabels[head]].label==head&&!joints[jointlabels[head]].locked&&joints[jointlabels[head]].delay<=0){
 306                         joints[jointlabels[head]].locked=1;
 307                         joints[jointlabels[head]].delay=1;
 308                         static float gLoc[3];
 309                         static float vel[3];
 310                         gLoc[0]=headpos.x*(*scale)+coords->x;
 311                         gLoc[1]=headpos.y*(*scale)+coords->y;
 312                         gLoc[2]=headpos.z*(*scale)+coords->z;
 313                         vel[0]=joints[jointlabels[head]].velocity.x;
 314                         vel[1]=joints[jointlabels[head]].velocity.y;
 315                         vel[2]=joints[jointlabels[head]].velocity.z;
 316                         PlaySoundEx( landsound2, samp[landsound2], NULL, true);
 317                         OPENAL_3D_SetAttributes(channels[landsound2], gLoc, vel);
 318                         OPENAL_SetVolume(channels[landsound2], 128);
 319                         OPENAL_SetPaused(channels[landsound2], false);
 320                         }
 321
 322                         terrainnormal=DoRotation(objects.model[k].facenormals[whichhit],0,objects.rotation[k],0)*-1;
 323                         if(terrainnormal.y>.8)freefall=0;
 324                         bounceness=terrainnormal*findLength(&joints[jointlabels[head]].velocity)*(abs(normaldotproduct(joints[jointlabels[head]].velocity,terrainnormal)));
 325                         if(findLengthfast(&joints[jointlabels[head]].velocity)>findLengthfast(&joints[jointlabels[head]].oldvelocity)){
 326                         bounceness=0;
 327                         joints[jointlabels[head]].velocity=joints[jointlabels[head]].oldvelocity;
 328                         }
 329                         if(findLengthfast(&bounceness)>4000&&breaking){
 330                         objects.model[k].MakeDecal(breakdecal,DoRotation(temp-objects.position[k],0,-objects.rotation[k],0),.4,.5,Random()%360);
 331                         Sprite::MakeSprite(cloudsprite, headpos*(*scale)+*coords,joints[jointlabels[head]].velocity*.06, 1,1,1, 4, .2);
 332                         breaking=0;
 333                         camerashake+=.6;
 334
 335                         static float gLoc[3];
 336                         static float vel[3];
 337                         gLoc[0]=headpos.x*(*scale)+coords->x;
 338                         gLoc[1]=headpos.y*(*scale)+coords->y;
 339                         gLoc[2]=headpos.z*(*scale)+coords->z;
 340                         vel[0]=joints[jointlabels[head]].velocity.x;
 341                         vel[1]=joints[jointlabels[head]].velocity.y;
 342                         vel[2]=joints[jointlabels[head]].velocity.z;
 343                         PlaySoundEx( breaksound2, samp[breaksound2], NULL, true);
 344                         OPENAL_3D_SetAttributes(channels[breaksound2], gLoc, vel);
 345                         OPENAL_SetVolume(channels[breaksound2], 300);
 346                         OPENAL_SetPaused(channels[breaksound2], false);
 347
 348                         envsound[numenvsounds]=*coords;
 349                         envsoundvol[numenvsounds]=64;
 350                         envsoundlife[numenvsounds]=.4;
 351                         numenvsounds++;
 352                         }
 353                         if(objects.type[k]==treetrunktype){
 354                         objects.rotx[k]+=joints[jointlabels[head]].velocity.x*multiplier*.4;
 355                         objects.roty[k]+=joints[jointlabels[head]].velocity.z*multiplier*.4;
 356                         objects.rotx[k+1]+=joints[jointlabels[head]].velocity.x*multiplier*.4;
 357                         objects.roty[k+1]+=joints[jointlabels[head]].velocity.z*multiplier*.4;
 358                         }
 359                         if(!joints[jointlabels[head]].locked)damage+=findLengthfast(&bounceness)/2500;
 360                         ReflectVector(&joints[jointlabels[head]].velocity,&terrainnormal);
 361                         frictionness=abs(normaldotproduct(joints[jointlabels[head]].velocity,terrainnormal));//findLength(&bounceness)/findLength(&joints[jointlabels[head]].velocity);
 362                         joints[jointlabels[head]].velocity-=bounceness;
 363                         if(1-friction*frictionness>0)joints[jointlabels[head]].velocity*=1-friction*frictionness;
 364                         else joints[jointlabels[head]].velocity=0;
 365                         if(findLengthfast(&bounceness)>2500){
 366                         Normalise(&bounceness);
 367                         bounceness=bounceness*50;
 368                         }
 369                         joints[jointlabels[head]].velocity+=bounceness*elasticity;
 370
 371
 372                         if(!joints[jointlabels[head]].locked)
 373                         if(findLengthfast(&joints[jointlabels[head]].velocity)<1){
 374                         joints[jointlabels[head]].locked=1;
 375                         //joints[jointlabels[head]].velocity*=3;
 376                         }
 377                         if(findLengthfast(&bounceness)>500)Sprite::MakeSprite(cloudsprite, headpos*(*scale)+*coords,joints[jointlabels[head]].velocity*.06, 1,1,1, .5, .2);
 378                         joints[jointlabels[head]].position=(temp-*coords)/(*scale)+(startheadpos-headpos)+terrainnormal*.005;
 379                         if(longdead>100)broken=1;
 380                         }
 381                         }
 382                         }
 383                         */
 384
 385                         for(i=0; i<num_joints; i++){
 386                                 //joints[i].delay-=multiplier/1.5;
 387                                 if(joints[i].locked)
 388                                         if(!spinny)if(findLengthfast(&joints[i].velocity)>320)joints[i].locked=0;
 389                                 if(spinny)if(findLengthfast(&joints[i].velocity)>600)joints[i].locked=0;
 390                                 if(joints[i].delay>0){
 391                                         freely=1;
 392                                         for(j=0;j<num_joints;j++){
 393                                                 if(joints[j].locked)freely=0;
 394                                         }
 395                                         if(freely)joints[i].delay-=multiplier*3;
 396                                 }
 397                                 //if(joints[i].delay>0)
 398                                 //if(findLengthfast(&joints[i].velocity)>700&&joints[i].label!=head)joints[i].delay-=multiplier;
 399                         }
 400
 401                         if(num_muscles)
 402                                 for(i=0; i<num_muscles; i++){
 403                                         //Length constraints
 404                                         //muscles[i].DoConstraint(broken);
 405                                         muscles[i].DoConstraint(spinny);
 406                                 }
 407
 408                                 for(i=0; i<num_joints; i++){
 409                                         //joints[i].delay-=multiplier/1.5;
 410                                         //Length constraints
 411                                         //Ground constraint
 412                                         groundlevel=0;
 413                                         if(joints[i].position.y*(*scale)+coords->y<terrain.getHeight(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z)+groundlevel){
 414                                                 freefall=0;
 415                                                 friction=1.5;
 416                                                 if(joints[i].label==groin&&!joints[i].locked&&joints[i].delay<=0){
 417                                                         joints[i].locked=1;
 418                                                         joints[i].delay=1;
 419                                                         static float gLoc[3];
 420                                                         static float vel[3];
 421                                                         gLoc[0]=joints[i].position.x*(*scale)+coords->x;
 422                                                         gLoc[1]=joints[i].position.y*(*scale)+coords->y;
 423                                                         gLoc[2]=joints[i].position.z*(*scale)+coords->z;
 424                                                         vel[0]=joints[i].velocity.x;
 425                                                         vel[1]=joints[i].velocity.y;
 426                                                         vel[2]=joints[i].velocity.z;
 427                                                         if(tutoriallevel!=1||id==0){
 428                                                                 PlaySoundEx( landsound1, samp[landsound1], NULL, true);
 429                                                                 OPENAL_3D_SetAttributes(channels[landsound1], gLoc, vel);
 430                                                                 OPENAL_SetVolume(channels[landsound1], 128);
 431                                                                 OPENAL_SetPaused(channels[landsound1], false);
 432                                                         }
 433                                                         breaking=1;
 434                                                 }
 435
 436                                                 if(joints[i].label==head&&!joints[i].locked&&joints[i].delay<=0){
 437                                                         joints[i].locked=1;
 438                                                         joints[i].delay=1;
 439                                                         static float gLoc[3];
 440                                                         static float vel[3];
 441                                                         gLoc[0]=joints[i].position.x*(*scale)+coords->x;
 442                                                         gLoc[1]=joints[i].position.y*(*scale)+coords->y;
 443                                                         gLoc[2]=joints[i].position.z*(*scale)+coords->z;
 444                                                         vel[0]=joints[i].velocity.x;
 445                                                         vel[1]=joints[i].velocity.y;
 446                                                         vel[2]=joints[i].velocity.z;
 447                                                         if(tutoriallevel!=1||id==0){
 448                                                                 PlaySoundEx( landsound2, samp[landsound2], NULL, true);
 449                                                                 OPENAL_3D_SetAttributes(channels[landsound2], gLoc, vel);
 450                                                                 OPENAL_SetVolume(channels[landsound2], 128);
 451                                                                 OPENAL_SetPaused(channels[landsound2], false);
 452                                                         }
 453                                                 }
 454
 455                                                 terrainnormal=terrain.getNormal(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z);
 456                                                 ReflectVector(&joints[i].velocity,&terrainnormal);
 457                                                 bounceness=terrainnormal*findLength(&joints[i].velocity)*(abs(normaldotproduct(joints[i].velocity,terrainnormal)));
 458                                                 if(!joints[i].locked)damage+=findLengthfast(&bounceness)/4000;
 459                                                 if(findLengthfast(&joints[i].velocity)<findLengthfast(&bounceness))bounceness=0;
 460                                                 frictionness=abs(normaldotproduct(joints[i].velocity,terrainnormal));//findLength(&bounceness)/findLength(&joints[i].velocity);
 461                                                 joints[i].velocity-=bounceness;
 462                                                 if(1-friction*frictionness>0)joints[i].velocity*=1-friction*frictionness;
 463                                                 else joints[i].velocity=0;
 464
 465                                                 if(tutoriallevel!=1||id==0)
 466                                                         if(findLengthfast(&bounceness)>8000&&breaking){
 467                                                                 objects.model[k].MakeDecal(breakdecal,DoRotation(temp-objects.position[k],0,-objects.rotation[k],0),.4,.5,Random()%360);
 468                                                                 Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, 1,1,1, 4, .2);
 469                                                                 //Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, 1,1,1, 1, .2);
 470                                                                 breaking=0;
 471                                                                 camerashake+=.6;
 472
 473                                                                 static float gLoc[3];
 474                                                                 static float vel[3];
 475                                                                 gLoc[0]=joints[i].position.x*(*scale)+coords->x;
 476                                                                 gLoc[1]=joints[i].position.y*(*scale)+coords->y;
 477                                                                 gLoc[2]=joints[i].position.z*(*scale)+coords->z;
 478                                                                 vel[0]=joints[i].velocity.x;
 479                                                                 vel[1]=joints[i].velocity.y;
 480                                                                 vel[2]=joints[i].velocity.z;
 481                                                                 PlaySoundEx( breaksound2, samp[breaksound2], NULL, true);
 482                                                                 OPENAL_3D_SetAttributes(channels[breaksound2], gLoc, vel);
 483                                                                 OPENAL_SetVolume(channels[breaksound2], 300);
 484                                                                 OPENAL_SetPaused(channels[breaksound2], false);
 485
 486                                                                 envsound[numenvsounds]=*coords;
 487                                                                 envsoundvol[numenvsounds]=64;
 488                                                                 envsoundlife[numenvsounds]=.4;
 489                                                                 numenvsounds++;
 490                                                         }
 491
 492                                                         if(findLengthfast(&bounceness)>2500){
 493                                                                 Normalise(&bounceness);
 494                                                                 bounceness=bounceness*50;
 495                                                         }
 496
 497                                                         joints[i].velocity+=bounceness*elasticity;
 498
 499                                                         if(findLengthfast(&joints[i].velocity)>findLengthfast(&joints[i].oldvelocity)){
 500                                                                 bounceness=0;
 501                                                                 joints[i].velocity=joints[i].oldvelocity;
 502                                                         }
 503
 504
 505                                                         if(joints[i].locked==0)
 506                                                                 if(findLengthfast(&joints[i].velocity)<1)joints[i].locked=1;
 507
 508                                                         if(environment==snowyenvironment&&findLengthfast(&bounceness)>500&&terrain.getOpacity(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z)<.2){
 509                                                                 terrainlight=terrain.getLighting(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z);
 510                                                                 Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, terrainlight.x,terrainlight.y,terrainlight.z, .5, .7);
 511                                                                 if(detail==2)terrain.MakeDecal(bodyprintdecal, joints[i].position*(*scale)+*coords,.4,.4,0);
 512                                                         }
 513                                                         else if(environment==desertenvironment&&findLengthfast(&bounceness)>500&&terrain.getOpacity(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z)<.2){
 514                                                                 terrainlight=terrain.getLighting(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z);
 515                                                                 Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, terrainlight.x*190/255,terrainlight.y*170/255,terrainlight.z*108/255, .5, .7);
 516                                                         }
 517
 518                                                         else if(environment==grassyenvironment&&findLengthfast(&bounceness)>500&&terrain.getOpacity(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z)<.2){
 519                                                                 terrainlight=terrain.getLighting(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z);
 520                                                                 Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, terrainlight.x*90/255,terrainlight.y*70/255,terrainlight.z*8/255, .5, .5);
 521                                                         }
 522                                                         else if(findLengthfast(&bounceness)>500)Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, terrainlight.x,terrainlight.y,terrainlight.z, .5, .2);
 523
 524
 525                                                         joints[i].position.y=(terrain.getHeight(joints[i].position.x*(*scale)+coords->x,joints[i].position.z*(*scale)+coords->z)+groundlevel-coords->y)/(*scale);
 526                                                         if(longdead>100)broken=1;
 527                                         }
 528                                         if(terrain.patchobjectnum[whichpatchx][whichpatchz])
 529                                                 for(m=0;m<terrain.patchobjectnum[whichpatchx][whichpatchz];m++){
 530                                                         k=terrain.patchobjects[whichpatchx][whichpatchz][m];
 531                                                         if(k<objects.numobjects&&k>=0)
 532                                                                 if(objects.possible[k]){
 533                                                                         friction=objects.friction[k];
 534                                                                         start=joints[i].realoldposition;
 535                                                                         end=joints[i].position*(*scale)+*coords;
 536                                                                         whichhit=objects.model[k].LineCheckPossible(&start,&end,&temp,&objects.position[k],&objects.rotation[k]);
 537                                                                         if(whichhit!=-1){
 538                                                                                 if(joints[i].label==groin&&!joints[i].locked&&joints[i].delay<=0){
 539                                                                                         joints[i].locked=1;
 540                                                                                         joints[i].delay=1;
 541                                                                                         static float gLoc[3];
 542                                                                                         static float vel[3];
 543                                                                                         gLoc[0]=joints[i].position.x*(*scale)+coords->x;
 544                                                                                         gLoc[1]=joints[i].position.y*(*scale)+coords->y;
 545                                                                                         gLoc[2]=joints[i].position.z*(*scale)+coords->z;
 546                                                                                         vel[0]=joints[i].velocity.x;
 547                                                                                         vel[1]=joints[i].velocity.y;
 548                                                                                         vel[2]=joints[i].velocity.z;
 549                                                                                         if(tutoriallevel!=1||id==0){
 550                                                                                                 PlaySoundEx( landsound1, samp[landsound1], NULL, true);
 551                                                                                                 OPENAL_3D_SetAttributes(channels[landsound1], gLoc, vel);
 552                                                                                                 OPENAL_SetVolume(channels[landsound1], 128);
 553                                                                                                 OPENAL_SetPaused(channels[landsound1], false);
 554                                                                                         }
 555                                                                                         breaking=1;
 556                                                                                 }
 557
 558                                                                                 if(joints[i].label==head&&!joints[i].locked&&joints[i].delay<=0){
 559                                                                                         joints[i].locked=1;
 560                                                                                         joints[i].delay=1;
 561                                                                                         static float gLoc[3];
 562                                                                                         static float vel[3];
 563                                                                                         gLoc[0]=joints[i].position.x*(*scale)+coords->x;
 564                                                                                         gLoc[1]=joints[i].position.y*(*scale)+coords->y;
 565                                                                                         gLoc[2]=joints[i].position.z*(*scale)+coords->z;
 566                                                                                         vel[0]=joints[i].velocity.x;
 567                                                                                         vel[1]=joints[i].velocity.y;
 568                                                                                         vel[2]=joints[i].velocity.z;
 569                                                                                         if(tutoriallevel!=1||id==0){
 570                                                                                                 PlaySoundEx( landsound2, samp[landsound2], NULL, true);
 571                                                                                                 OPENAL_3D_SetAttributes(channels[landsound2], gLoc, vel);
 572                                                                                                 OPENAL_SetVolume(channels[landsound2], 128);
 573                                                                                                 OPENAL_SetPaused(channels[landsound2], false);
 574                                                                                         }
 575                                                                                 }
 576
 577                                                                                 terrainnormal=DoRotation(objects.model[k].facenormals[whichhit],0,objects.rotation[k],0)*-1;
 578                                                                                 if(terrainnormal.y>.8)freefall=0;
 579                                                                                 bounceness=terrainnormal*findLength(&joints[i].velocity)*(abs(normaldotproduct(joints[i].velocity,terrainnormal)));
 580                                                                                 if(findLengthfast(&joints[i].velocity)>findLengthfast(&joints[i].oldvelocity)){
 581                                                                                         bounceness=0;
 582                                                                                         joints[i].velocity=joints[i].oldvelocity;
 583                                                                                 }
 584                                                                                 if(tutoriallevel!=1||id==0)
 585                                                                                         if(findLengthfast(&bounceness)>4000&&breaking){
 586                                                                                                 objects.model[k].MakeDecal(breakdecal,DoRotation(temp-objects.position[k],0,-objects.rotation[k],0),.4,.5,Random()%360);
 587                                                                                                 Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, 1,1,1, 4, .2);
 588                                                                                                 breaking=0;
 589                                                                                                 camerashake+=.6;
 590
 591                                                                                                 static float gLoc[3];
 592                                                                                                 static float vel[3];
 593                                                                                                 gLoc[0]=joints[i].position.x*(*scale)+coords->x;
 594                                                                                                 gLoc[1]=joints[i].position.y*(*scale)+coords->y;
 595                                                                                                 gLoc[2]=joints[i].position.z*(*scale)+coords->z;
 596                                                                                                 vel[0]=joints[i].velocity.x;
 597                                                                                                 vel[1]=joints[i].velocity.y;
 598                                                                                                 vel[2]=joints[i].velocity.z;
 599                                                                                                 PlaySoundEx( breaksound2, samp[breaksound2], NULL, true);
 600                                                                                                 OPENAL_3D_SetAttributes(channels[breaksound2], gLoc, vel);
 601                                                                                                 OPENAL_SetVolume(channels[breaksound2], 300);
 602                                                                                                 OPENAL_SetPaused(channels[breaksound2], false);
 603
 604                                                                                                 envsound[numenvsounds]=*coords;
 605                                                                                                 envsoundvol[numenvsounds]=64;
 606                                                                                                 envsoundlife[numenvsounds]=.4;
 607                                                                                                 numenvsounds++;
 608                                                                                         }
 609                                                                                         if(objects.type[k]==treetrunktype){
 610                                                                                                 //if(objects.rotx[k]==0||objects.roty[k]==0){
 611                                                                                                 /*int howmany;
 612                                                                                                 XYZ tempvel;
 613                                                                                                 XYZ pos;
 614                                                                                                 if(environment==grassyenvironment)howmany=findLength(&joints[i].velocity)*4/10;
 615                                                                                                 if(environment==snowyenvironment)howmany=findLength(&joints[i].velocity)*1/10;
 616                                                                                                 if(environment!=desertenvironment)
 617                                                                                                 for(j=0;j<howmany;j++){
 618                                                                                                 tempvel.x=float(abs(Random()%100)-50)/20;
 619                                                                                                 tempvel.y=float(abs(Random()%100)-50)/20;
 620                                                                                                 tempvel.z=float(abs(Random()%100)-50)/20;
 621                                                                                                 pos=objects.position[k];
 622                                                                                                 pos.y+=objects.scale[k]*15;
 623                                                                                                 pos.x+=float(abs(Random()%100)-50)/100*objects.scale[k]*5;
 624                                                                                                 pos.y+=float(abs(Random()%100)-50)/100*objects.scale[k]*15;
 625                                                                                                 pos.z+=float(abs(Random()%100)-50)/100*objects.scale[k]*5;
 626                                                                                                 Sprite::MakeSprite(splintersprite, pos,tempvel*.5, 165/255+float(abs(Random()%100)-50)/400,0,0, .2+float(abs(Random()%100)-50)/1300, 1);
 627                                                                                                 Sprite::special[Sprite::numsprites-1]=1;
 628                                                                                                 }*/
 629                                                                                                 objects.rotx[k]+=joints[i].velocity.x*multiplier*.4;
 630                                                                                                 objects.roty[k]+=joints[i].velocity.z*multiplier*.4;
 631                                                                                                 objects.rotx[k+1]+=joints[i].velocity.x*multiplier*.4;
 632                                                                                                 objects.roty[k+1]+=joints[i].velocity.z*multiplier*.4;
 633                                                                                         }
 634                                                                                         if(!joints[i].locked)damage+=findLengthfast(&bounceness)/2500;
 635                                                                                         ReflectVector(&joints[i].velocity,&terrainnormal);
 636                                                                                         frictionness=abs(normaldotproduct(joints[i].velocity,terrainnormal));//findLength(&bounceness)/findLength(&joints[i].velocity);
 637                                                                                         joints[i].velocity-=bounceness;
 638                                                                                         if(1-friction*frictionness>0)joints[i].velocity*=1-friction*frictionness;
 639                                                                                         else joints[i].velocity=0;
 640                                                                                         if(findLengthfast(&bounceness)>2500){
 641                                                                                                 Normalise(&bounceness);
 642                                                                                                 bounceness=bounceness*50;
 643                                                                                         }
 644                                                                                         joints[i].velocity+=bounceness*elasticity;
 645
 646
 647                                                                                         if(!joints[i].locked)
 648                                                                                                 if(findLengthfast(&joints[i].velocity)<1){
 649                                                                                                         joints[i].locked=1;
 650                                                                                                         //joints[i].velocity*=3;
 651                                                                                                 }
 652                                                                                                 if(findLengthfast(&bounceness)>500)Sprite::MakeSprite(cloudsprite, joints[i].position*(*scale)+*coords,joints[i].velocity*.06, 1,1,1, .5, .2);
 653                                                                                                 joints[i].position=(temp-*coords)/(*scale)+terrainnormal*.005;
 654                                                                                                 if(longdead>100)broken=1;
 655                                                                         }
 656                                                                 }
 657                                                 }
 658                                                 joints[i].realoldposition=joints[i].position*(*scale)+*coords;
 659                                 }
 660                 }
 661                 multiplier=tempmult;
 662
 663
 664                 if(terrain.patchobjectnum[whichpatchx][whichpatchz])
 665                         for(m=0;m<terrain.patchobjectnum[whichpatchx][whichpatchz];m++){
 666                                 k=terrain.patchobjects[whichpatchx][whichpatchz][m];
 667                                 if(objects.possible[k]){
 668                                         for(i=0;i<26;i++){
 669                                                 //Make this less stupid
 670                                                 start=joints[jointlabels[whichjointstartarray[i]]].position*(*scale)+*coords;
 671                                                 end=joints[jointlabels[whichjointendarray[i]]].position*(*scale)+*coords;
 672                                                 whichhit=objects.model[k].LineCheckSlidePossible(&start,&end,&temp,&objects.position[k],&objects.rotation[k]);
 673                                                 if(whichhit!=-1){
 674                                                         joints[jointlabels[whichjointendarray[i]]].position=(end-*coords)/(*scale);
 675                                                         for(j=0; j<num_muscles; j++){
 676                                                                 if((muscles[j].parent1->label==whichjointstartarray[i]&&muscles[j].parent2->label==whichjointendarray[i])||(muscles[j].parent2->label==whichjointstartarray[i]&&muscles[j].parent1->label==whichjointendarray[i]))
 677                                                                         muscles[j].DoConstraint(spinny);
 678                                                         }
 679                                                 }
 680                                         }
 681                                 }
 682                         }
 683
 684                         for(i=0; i<num_joints; i++){
 685                                 groundlevel=.15;
 686                                 if(joints[i].label==head)groundlevel=.8;
 687                                 if(joints[i].label==righthand||joints[i].label==rightwrist||joints[i].label==rightelbow)groundlevel=.2;
 688                                 if(joints[i].label==lefthand||joints[i].label==leftwrist||joints[i].label==leftelbow)groundlevel=.2;
 689                                 joints[i].position.y+=groundlevel;
 690                                 joints[i].mass=1;
 691                                 if(joints[i].label==lefthip||joints[i].label==leftknee||joints[i].label==leftankle||joints[i].label==righthip||joints[i].label==rightknee||joints[i].label==rightankle)joints[i].mass=2;
 692                                 if(joints[i].locked){
 693                                         joints[i].mass=4;
 694                                 }
 695                         }
 696
 697                         return damage;
 698         }
 699         if(!free){
 700                 for(i=0; i<num_muscles; i++){
 701                         if(muscles[i].type==boneconnect)
 702                                 muscles[i].DoConstraint(0);
 703                 }
 704         }
 705         return 0;
 706 }
 707
 708 void Skeleton::DoGravity(float *scale)
 709 {
 710         static int i;
 711         for(i=0; i<num_joints; i++){
 712                 if(((joints[i].label!=leftknee&&joints[i].label!=rightknee)||lowforward.y>-.1||joints[i].mass<5)&&((joints[i].label!=rightelbow&&joints[i].label!=rightelbow)||forward.y<.3))joints[i].velocity.y+=gravity*multiplier/(*scale);
 713         }
 714 }
 715
 716 void Skeleton::Draw(int  muscleview)
 717 {
 718         static float jointcolor[4];
 719
 720         if(muscleview!=2){
 721                 jointcolor[0]=0;
 722                 jointcolor[1]=0;
 723                 jointcolor[2]=.5;
 724                 jointcolor[3]=1;
 725         }
 726
 727         if(muscleview==2){
 728                 jointcolor[0]=0;
 729                 jointcolor[1]=0;
 730                 jointcolor[2]=0;
 731                 jointcolor[3]=.5;
 732         }
 733         //Calc motionblur-ness
 734         for(int i=0; i<num_joints; i++){
 735                 joints[i].oldposition=joints[i].position;
 736                 joints[i].blurred=findDistance(&joints[i].position,&joints[i].oldposition)*100;
 737                 if(joints[i].blurred<1)joints[i].blurred=1;
 738         }
 739
 740         //Do Motionblur
 741         glDepthMask(0);
 742         glEnable(GL_BLEND);
 743         glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
 744         glBegin(GL_QUADS);
 745         for(int i=0; i<num_joints; i++){
 746                 if(joints[i].hasparent){
 747                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/joints[i].blurred);
 748                         glVertex3f(joints[i].position.x,joints[i].position.y,joints[i].position.z);
 749                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/joints[i].parent->blurred);
 750                         glVertex3f(joints[i].parent->position.x,joints[i].parent->position.y,joints[i].parent->position.z);
 751                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/joints[i].parent->blurred);
 752                         glVertex3f(joints[i].parent->oldposition.x,joints[i].parent->oldposition.y,joints[i].parent->oldposition.z);
 753                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/joints[i].blurred);
 754                         glVertex3f(joints[i].oldposition.x,joints[i].oldposition.y,joints[i].oldposition.z);
 755                 }
 756         }
 757         for(int i=0; i<num_muscles; i++){
 758                 if(muscles[i].type==boneconnect){
 759                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/muscles[i].parent2->blurred);
 760                         glVertex3f(muscles[i].parent1->position.x,muscles[i].parent1->position.y,muscles[i].parent1->position.z);
 761                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/muscles[i].parent2->blurred);
 762                         glVertex3f(muscles[i].parent2->position.x,muscles[i].parent2->position.y,muscles[i].parent2->position.z);
 763                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/muscles[i].parent2->blurred);
 764                         glVertex3f(muscles[i].parent2->oldposition.x,muscles[i].parent2->oldposition.y,muscles[i].parent2->oldposition.z);
 765                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/muscles[i].parent1->blurred);
 766                         glVertex3f(muscles[i].parent1->oldposition.x,muscles[i].parent1->oldposition.y,muscles[i].parent1->oldposition.z);
 767                 }
 768         }
 769         glEnd();
 770
 771         glBegin(GL_LINES);
 772         for(int i=0; i<num_joints; i++){
 773                 if(joints[i].hasparent){
 774                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/joints[i].blurred);
 775                         glVertex3f(joints[i].position.x,joints[i].position.y,joints[i].position.z);
 776                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/joints[i].parent->blurred);
 777                         glVertex3f(joints[i].parent->position.x,joints[i].parent->position.y,joints[i].parent->position.z);
 778                 }
 779         }
 780         /*for(int i=0; i<num_joints; i++){
 781         if(joints[i].hasparent){
 782         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],1);
 783         glVertex3f(joints[i].position.x,joints[i].position.y,joints[i].position.z);
 784         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],1);
 785         glVertex3f(joints[i].position.x+forward.x,joints[i].position.y+forward.y,joints[i].position.z+forward.z);
 786         }
 787         }*/
 788         for(int i=0; i<num_muscles; i++){
 789                 if(muscles[i].type==boneconnect){
 790                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/muscles[i].parent1->blurred);
 791                         glVertex3f(muscles[i].parent1->position.x,muscles[i].parent1->position.y,muscles[i].parent1->position.z);
 792                         glColor4f(jointcolor[0],jointcolor[1],jointcolor[2],jointcolor[3]/muscles[i].parent2->blurred);
 793                         glVertex3f(muscles[i].parent2->position.x,muscles[i].parent2->position.y,muscles[i].parent2->position.z);
 794                 }
 795         }
 796         glColor3f(.6,.6,0);
 797         if(muscleview==1)
 798                 for(int i=0; i<num_muscles; i++){
 799                         if(muscles[i].type!=boneconnect){
 800                                 glVertex3f(muscles[i].parent1->position.x,muscles[i].parent1->position.y,muscles[i].parent1->position.z);
 801                                 glVertex3f(muscles[i].parent2->position.x,muscles[i].parent2->position.y,muscles[i].parent2->position.z);
 802                         }
 803                 }
 804                 glEnd();
 805
 806                 if(muscleview!=2){
 807                         glPointSize(3);
 808                         glBegin(GL_POINTS);
 809                         for(int i=0; i<num_joints; i++){
 810                                 if(i!=selected)glColor4f(0,0,.5,1);
 811                                 if(i==selected)glColor4f(1,1,0,1);
 812                                 if(joints[i].locked&&i!=selected)glColor4f(1,0,0,1);
 813                                 glVertex3f(joints[i].position.x,joints[i].position.y,joints[i].position.z);
 814                         }
 815                         glEnd();
 816                 }
 817
 818                 //Set old position to current position
 819                 if(muscleview==2)
 820                         for(int i=0; i<num_joints; i++){
 821                                 joints[i].oldposition=joints[i].position;
 822                         }
 823                         glDepthMask(1);
 824 }
 825
 826 void Skeleton::AddJoint(float x, float y, float z, int which)
 827 {
 828         if(num_joints<max_joints-1){
 829                 joints[num_joints].velocity=0;
 830                 joints[num_joints].position.x=x;
 831                 joints[num_joints].position.y=y;
 832                 joints[num_joints].position.z=z;
 833                 joints[num_joints].mass=1;
 834                 joints[num_joints].locked=0;
 835
 836                 /*if(which>=num_joints||which<0)*/joints[num_joints].hasparent=0;
 837                 /*if(which<num_joints&&which>=0){
 838                 joints[num_joints].parent=&joints[which];
 839                 joints[num_joints].hasparent=1;
 840                 joints[num_joints].length=findDistance(joints[num_joints].position,joints[num_joints].parent->position);
 841                 }*/
 842                 num_joints++;
 843                 if(which<num_joints&&which>=0)AddMuscle(num_joints-1,which,0,10,boneconnect);
 844         }
 845 }
 846
 847 void Skeleton::DeleteJoint(int whichjoint)
 848 {
 849         if(whichjoint<num_joints&&whichjoint>=0){
 850                 joints[whichjoint].velocity=joints[num_joints-1].velocity;
 851                 joints[whichjoint].position=joints[num_joints-1].position;
 852                 joints[whichjoint].oldposition=joints[num_joints-1].oldposition;
 853                 joints[whichjoint].hasparent=joints[num_joints-1].hasparent;
 854                 joints[whichjoint].parent=joints[num_joints-1].parent;
 855                 joints[whichjoint].length=joints[num_joints-1].length;
 856                 joints[whichjoint].locked=joints[num_joints-1].locked;
 857                 joints[whichjoint].modelnum=joints[num_joints-1].modelnum;
 858                 joints[whichjoint].visible=joints[num_joints-1].visible;
 859
 860                 for(int i=0;i<num_muscles;i++){
 861                         while(muscles[i].parent1==&joints[whichjoint]&&i<num_muscles)DeleteMuscle(i);
 862                         while(muscles[i].parent2==&joints[whichjoint]&&i<num_muscles)DeleteMuscle(i);
 863                 }
 864                 for(int i=0;i<num_muscles;i++){
 865                         while(muscles[i].parent1==&joints[num_joints-1]&&i<num_muscles)muscles[i].parent1=&joints[whichjoint];
 866                         while(muscles[i].parent2==&joints[num_joints-1]&&i<num_muscles)muscles[i].parent2=&joints[whichjoint];
 867                 }
 868                 for(int i=0;i<num_joints;i++){
 869                         if(joints[i].parent==&joints[whichjoint])joints[i].hasparent=0;
 870                 }
 871                 for(int i=0;i<num_joints;i++){
 872                         if(joints[i].parent==&joints[num_joints-1])joints[i].parent=&joints[whichjoint];
 873                 }
 874
 875                 num_joints--;
 876         }
 877 }
 878
 879 void Skeleton::DeleteMuscle(int whichmuscle)
 880 {
 881         if(whichmuscle<num_muscles){
 882                 muscles[whichmuscle].minlength=muscles[num_muscles-1].minlength;
 883                 muscles[whichmuscle].maxlength=muscles[num_muscles-1].maxlength;
 884                 muscles[whichmuscle].strength=muscles[num_muscles-1].strength;
 885                 muscles[whichmuscle].parent1=muscles[num_muscles-1].parent1;
 886                 muscles[whichmuscle].parent2=muscles[num_muscles-1].parent2;
 887                 muscles[whichmuscle].length=muscles[num_muscles-1].length;
 888                 muscles[whichmuscle].visible=muscles[num_muscles-1].visible;
 889                 muscles[whichmuscle].type=muscles[num_muscles-1].type;
 890                 muscles[whichmuscle].targetlength=muscles[num_muscles-1].targetlength;
 891
 892                 num_muscles--;
 893         }
 894 }
 895
 896 void Skeleton::SetJoint(float x, float y, float z, int which, int whichjoint)
 897 {
 898         if(whichjoint<num_joints){
 899                 joints[whichjoint].velocity=0;
 900                 joints[whichjoint].position.x=x;
 901                 joints[whichjoint].position.y=y;
 902                 joints[whichjoint].position.z=z;
 903
 904                 if(which>=num_joints||which<0)joints[whichjoint].hasparent=0;
 905                 if(which<num_joints&&which>=0){
 906                         joints[whichjoint].parent=&joints[which];
 907                         joints[whichjoint].hasparent=1;
 908                         joints[whichjoint].length=findDistance(&joints[whichjoint].position,&joints[whichjoint].parent->position);
 909                 }
 910         }
 911 }
 912
 913 void Skeleton::AddMuscle(int attach1,int attach2,float minlength,float maxlength,int type)
 914 {
 915         if(num_muscles<max_muscles-1&&attach1<num_joints&&attach1>=0&&attach2<num_joints&&attach2>=0&&attach1!=attach2){
 916                 muscles[num_muscles].parent1=&joints[attach1];
 917                 muscles[num_muscles].parent2=&joints[attach2];
 918                 muscles[num_muscles].length=findDistance(&muscles[num_muscles].parent1->position,&muscles[num_muscles].parent2->position);
 919                 muscles[num_muscles].targetlength=findDistance(&muscles[num_muscles].parent1->position,&muscles[num_muscles].parent2->position);
 920                 muscles[num_muscles].strength=.7;
 921                 muscles[num_muscles].type=type;
 922                 muscles[num_muscles].minlength=minlength;
 923                 muscles[num_muscles].maxlength=maxlength;
 924
 925                 num_muscles++;
 926         }
 927 }
 928
 929 void Skeleton::MusclesSet()
 930 {
 931         for(int i=0;i<num_muscles;i++){
 932                 muscles[i].length=findDistance(&muscles[i].parent1->position,&muscles[i].parent2->position);
 933         }
 934 }
 935
 936 void Skeleton::DoBalance()
 937 {
 938         /*XYZ newpoint;
 939         newpoint=joints[0].position;
 940         newpoint.x=(joints[2].position.x+joints[4].position.x)/2;
 941         newpoint.z=(joints[2].position.z+joints[4].position.z)/2;
 942         joints[0].velocity=joints[0].velocity+(newpoint-joints[0].position);
 943         //Move child point to within certain distance of parent point
 944         joints[0].position=newpoint;
 945
 946         MusclesSet();*/
 947 }
 948
 949 void Skeleton::FindRotationMuscle(int which, int animation)
 950 {
 951         static XYZ temppoint1,temppoint2,tempforward;
 952         static float distance;
 953
 954         temppoint1=muscles[which].parent1->position;
 955         temppoint2=muscles[which].parent2->position;
 956         distance=sqrt((temppoint1.x-temppoint2.x)*(temppoint1.x-temppoint2.x)+(temppoint1.y-temppoint2.y)*(temppoint1.y-temppoint2.y)+(temppoint1.z-temppoint2.z)*(temppoint1.z-temppoint2.z));
 957         if((temppoint1.y-temppoint2.y)<=distance)muscles[which].rotate2=asin((temppoint1.y-temppoint2.y)/distance);
 958         if((temppoint1.y-temppoint2.y)>distance)muscles[which].rotate2=asin(1.f);
 959         muscles[which].rotate2*=360/6.28;
 960         temppoint1.y=0;
 961         temppoint2.y=0;
 962         distance=sqrt((temppoint1.x-temppoint2.x)*(temppoint1.x-temppoint2.x)+(temppoint1.y-temppoint2.y)*(temppoint1.y-temppoint2.y)+(temppoint1.z-temppoint2.z)*(temppoint1.z-temppoint2.z));
 963         if((temppoint1.z-temppoint2.z)<=distance)muscles[which].rotate1=acos((temppoint1.z-temppoint2.z)/distance);
 964         if((temppoint1.z-temppoint2.z)>distance)muscles[which].rotate1=acos(1.f);
 965         muscles[which].rotate1*=360/6.28;
 966         if(temppoint1.x>temppoint2.x)muscles[which].rotate1=360-muscles[which].rotate1;
 967         if(!isnormal(muscles[which].rotate1))muscles[which].rotate1=0;
 968         if(!isnormal(muscles[which].rotate2))muscles[which].rotate2=0;
 969
 970         if(muscles[which].parent1->label==head)tempforward=specialforward[0];
 971         else if(muscles[which].parent1->label==rightshoulder||muscles[which].parent1->label==rightelbow||muscles[which].parent1->label==rightwrist||muscles[which].parent1->label==righthand)tempforward=specialforward[1];
 972         else if(muscles[which].parent1->label==leftshoulder||muscles[which].parent1->label==leftelbow||muscles[which].parent1->label==leftwrist||muscles[which].parent1->label==lefthand)tempforward=specialforward[2];
 973         else if(muscles[which].parent1->label==righthip||muscles[which].parent1->label==rightknee||muscles[which].parent1->label==rightankle||muscles[which].parent1->label==rightfoot)tempforward=specialforward[3];
 974         else if(muscles[which].parent1->label==lefthip||muscles[which].parent1->label==leftknee||muscles[which].parent1->label==leftankle||muscles[which].parent1->label==leftfoot)tempforward=specialforward[4];
 975         else if(!muscles[which].parent1->lower)tempforward=forward;
 976         else if(muscles[which].parent1->lower)tempforward=lowforward;
 977
 978         if(animation==hanganim){
 979                 if(muscles[which].parent1->label==righthand||muscles[which].parent2->label==righthand){
 980                         tempforward=0;
 981                         tempforward.x=-1;
 982                 }
 983                 if(muscles[which].parent1->label==lefthand||muscles[which].parent2->label==lefthand){
 984                         tempforward=0;
 985                         tempforward.x=1;
 986                 }
 987         }
 988
 989         if(free==0){
 990                 if(muscles[which].parent1->label==rightfoot||muscles[which].parent2->label==rightfoot){
 991                         tempforward.y-=.3;
 992                 }
 993                 if(muscles[which].parent1->label==leftfoot||muscles[which].parent2->label==leftfoot){
 994                         tempforward.y-=.3;
 995                 }
 996         }
 997
 998
 999         tempforward=DoRotation(tempforward,0,muscles[which].rotate1-90,0);
1000         tempforward=DoRotation(tempforward,0,0,muscles[which].rotate2-90);
1001         tempforward.y=0;
1002         tempforward/=sqrt(tempforward.x*tempforward.x+tempforward.y*tempforward.y+tempforward.z*tempforward.z);
1003         if(tempforward.z<=1&&tempforward.z>=-1)muscles[which].rotate3=acos(0-tempforward.z);
1004         else muscles[which].rotate3=acos(-1.f);
1005         muscles[which].rotate3*=360/6.28;
1006         if(0>tempforward.x)muscles[which].rotate3=360-muscles[which].rotate3;
1007         if(!isnormal(muscles[which].rotate3))muscles[which].rotate3=0;
1008 }
1009
1010 void Animation::Load(const char *filename, int aheight, int aattack)
1011 {
1012         static FILE *tfile;
1013         static int i,j;
1014         static XYZ startoffset,endoffset;
1015         static int howmany;
1016
1017         static const char *anim_prefix = ":Data:Animations:";
1018
1019
1020         LOGFUNC;
1021
1022         int len = strlen(anim_prefix) + strlen(filename);
1023         char *buf = new char[len + 1];
1024         snprintf(buf, len + 1, "%s%s", anim_prefix, filename);
1025         // Changing the filename into something the OS can understand
1026         char *fixedFN = ConvertFileName(buf);
1027         delete[] buf;
1028
1029         LOG(std::string("Loading animation...") + fixedFN);
1030
1031         deallocate();
1032
1033         height=aheight;
1034         attack=aattack;
1035
1036         if(visibleloading)pgame->LoadingScreen();
1037
1038         tfile=fopen( fixedFN, "rb" );
1039         if(tfile){
1040                 funpackf(tfile, "Bi Bi", &numframes, &joints);
1041                 /*
1042                 for(i = 0; i < joints; i++){
1043                 if(position[i])dealloc2(position[i]);
1044                 if(twist[i])dealloc2(twist[i]);
1045                 if(twist2[i])dealloc2(twist2[i]);
1046                 if(onground[i])dealloc2(onground[i]);
1047                 }*/
1048                 /*
1049                 if(position)dealloc2(position);
1050                 if(twist)dealloc2(twist);
1051                 if(twist2)dealloc2(twist2);
1052                 if(speed)dealloc2(speed);
1053                 if(onground)dealloc2(onground);
1054                 if(forward)dealloc2(forward);
1055                 if(weapontarget)dealloc2(weapontarget);
1056                 if(label)dealloc2(label);*/
1057
1058                 position=(XYZ**)malloc(sizeof(XYZ*)*joints);
1059                 for(i = 0; i < joints; i++)
1060                         position[i] = (XYZ*)malloc(sizeof(XYZ)*numframes);
1061
1062                 twist=(float**)malloc(sizeof(float*)*joints);
1063                 for(i = 0; i < joints; i++)
1064                         twist[i] = (float*)malloc(sizeof(float)*numframes);
1065
1066                 twist2=(float**)malloc(sizeof(float*)*joints);
1067                 for(i = 0; i < joints; i++)
1068                         twist2[i] = (float*)malloc(sizeof(float)*numframes);
1069
1070                 speed = (float*)malloc(sizeof(float)*numframes);
1071
1072                 onground=(bool**)malloc(sizeof(bool*)*joints);
1073                 for(i = 0; i < joints; i++)
1074                         onground[i] =(bool*)malloc(sizeof(bool)*numframes);
1075
1076                 forward = (XYZ*)malloc(sizeof(XYZ)*numframes);
1077                 weapontarget = (XYZ*)malloc(sizeof(XYZ)*numframes);
1078                 label = (int*)malloc(sizeof(int)*numframes);
1079
1080                 /*position = new XYZ[joints][numframes];
1081                 twist = new float[joints][numframes];
1082                 twist2 = new float[joints][numframes];
1083                 speed = new float[numframes];
1084                 onground = new bool[joints][numframes];
1085                 forward = new XYZ[numframes];
1086                 label = new int[numframes];*/
1087
1088                 for(i=0;i<numframes;i++){
1089                         for(j=0;j<joints;j++){
1090                                 funpackf(tfile, "Bf Bf Bf", &position[j][i].x,&position[j][i].y,&position[j][i].z);
1091                         }
1092                         for(j=0;j<joints;j++){
1093                                 funpackf(tfile, "Bf", &twist[j][i]);
1094                         }
1095                         for(j=0;j<joints;j++){
1096                                 unsigned char uch;
1097                                 funpackf(tfile, "Bb", &uch);
1098                                 onground[j][i] = (uch != 0);
1099                         }
1100                         funpackf(tfile, "Bf", &speed[i]);
1101                 }
1102                 for(i=0;i<numframes;i++){
1103                         for(j=0;j<joints;j++){
1104                                 funpackf(tfile, "Bf", &twist2[j][i]);
1105                         }
1106                 }
1107                 for(i=0;i<numframes;i++){
1108                         funpackf(tfile, "Bf", &label[i]);
1109                 }
1110                 funpackf(tfile, "Bi", &weapontargetnum);
1111                 for(i=0;i<numframes;i++){
1112                         funpackf(tfile, "Bf Bf Bf", &weapontarget[i].x,&weapontarget[i].y,&weapontarget[i].z);
1113                 }
1114
1115                 fclose(tfile);
1116         }
1117
1118         startoffset=0;
1119         endoffset=0;
1120         howmany=0;
1121         for(j=0;j<joints;j++){
1122                 if(position[j][0].y<1)
1123                         startoffset+=position[j][0];
1124                 if(position[j][numframes-1].y<1)
1125                         endoffset+=position[j][numframes-1];
1126                 howmany++;
1127         }
1128         startoffset/=howmany;
1129         endoffset/=howmany;
1130         offset=endoffset;
1131         offset.y=0;
1132 }
1133
1134
1135 void Animation::Move(XYZ how)
1136 {
1137         static int i,j,joints;
1138         for(i=0;i<numframes;i++){
1139                 for(j=0;j<joints;j++){
1140                         position[j][i]=0;
1141                 }
1142         }
1143 }
1144
1145 void Skeleton::Load(const char *filename,       const char *lowfilename, const char *clothesfilename,
1146                     const char *modelfilename,  const char *model2filename,
1147                     const char *model3filename, const char *model4filename,
1148                     const char *model5filename, const char *model6filename,
1149                     const char *model7filename, const char *modellowfilename,
1150                     const char *modelclothesfilename, bool aclothes)
1151 {
1152         static GLfloat M[16];
1153         static int parentID;
1154         static FILE *tfile;
1155         static float lSize;
1156         static int i,j,tempmuscle;
1157         int newload;
1158         int edit;
1159
1160         LOGFUNC;
1161
1162
1163         newload=0;
1164
1165         num_models=7;
1166
1167         clothes=aclothes;
1168
1169         for(i=0;i<num_models;i++){
1170                 if(i==0)model[i].loadnotex(modelfilename);
1171                 if(i==1)model[i].loadnotex(model2filename);
1172                 if(i==2)model[i].loadnotex(model3filename);
1173                 if(i==3)model[i].loadnotex(model4filename);
1174                 if(i==4)model[i].loadnotex(model5filename);
1175                 if(i==5)model[i].loadnotex(model6filename);
1176                 if(i==6)model[i].loadnotex(model7filename);
1177                 model[i].Rotate(180,0,0);
1178                 model[i].Scale(.04,.04,.04);
1179                 model[i].CalculateNormals(0);
1180         }
1181
1182         drawmodel.load(modelfilename,0);
1183         drawmodel.Rotate(180,0,0);
1184         drawmodel.Scale(.04,.04,.04);
1185         drawmodel.FlipTexCoords();
1186         if(tutoriallevel==1&&id!=0)drawmodel.UniformTexCoords();
1187         if(tutoriallevel==1&&id!=0)drawmodel.ScaleTexCoords(0.1);
1188         drawmodel.CalculateNormals(0);
1189
1190         modellow.loadnotex(modellowfilename);
1191         modellow.Rotate(180,0,0);
1192         modellow.Scale(.04,.04,.04);
1193         modellow.CalculateNormals(0);
1194
1195         drawmodellow.load(modellowfilename,0);
1196         drawmodellow.Rotate(180,0,0);
1197         drawmodellow.Scale(.04,.04,.04);
1198         drawmodellow.FlipTexCoords();
1199         if(tutoriallevel==1&&id!=0)drawmodellow.UniformTexCoords();
1200         if(tutoriallevel==1&&id!=0)drawmodellow.ScaleTexCoords(0.1);
1201         drawmodellow.CalculateNormals(0);
1202
1203         if(clothes){
1204                 modelclothes.loadnotex(modelclothesfilename);
1205                 modelclothes.Rotate(180,0,0);
1206                 modelclothes.Scale(.041,.04,.041);
1207                 modelclothes.CalculateNormals(0);
1208
1209                 drawmodelclothes.load(modelclothesfilename,0);
1210                 drawmodelclothes.Rotate(180,0,0);
1211                 drawmodelclothes.Scale(.04,.04,.04);
1212                 drawmodelclothes.FlipTexCoords();
1213                 drawmodelclothes.CalculateNormals(0);
1214         }
1215
1216         tfile=fopen( ConvertFileName(filename), "rb" );
1217         if(1){
1218                 funpackf(tfile, "Bi", &num_joints);
1219                 //joints.resize(num_joints);
1220                 if(joints) delete [] joints; //dealloc2(joints);
1221                 joints=(Joint*)new Joint[num_joints]; //malloc(sizeof(Joint)*num_joints);
1222
1223                 for(i=0;i<num_joints;i++){
1224                         funpackf(tfile, "Bf Bf Bf Bf Bf", &joints[i].position.x, &joints[i].position.y, &joints[i].position.z, &joints[i].length,&joints[i].mass);
1225                         funpackf(tfile, "Bb Bb", &joints[i].hasparent,&joints[i].locked);
1226                         funpackf(tfile, "Bi", &joints[i].modelnum);
1227                         funpackf(tfile, "Bb Bb", &joints[i].visible,&joints[i].sametwist);
1228                         funpackf(tfile, "Bi Bi", &joints[i].label,&joints[i].hasgun);
1229                         funpackf(tfile, "Bb", &joints[i].lower);
1230                         funpackf(tfile, "Bi", &parentID);
1231                         if(joints[i].hasparent)joints[i].parent=&joints[parentID];
1232                         joints[i].velocity=0;
1233                         joints[i].oldposition=joints[i].position;
1234                 }
1235                 tempmuscle=num_muscles;
1236                 funpackf(tfile, "Bi", &num_muscles);
1237                 //muscles.clear();
1238                 if(muscles) delete [] muscles; //dealloc2(muscles);
1239                 muscles=(Muscle*)new Muscle[num_muscles]; //malloc(sizeof(Muscle)*num_muscles);
1240                 newload=1;
1241                 for(i=0;i<num_muscles;i++){
1242                         tempmuscle=muscles[i].numvertices;
1243                         funpackf(tfile, "Bf Bf Bf Bf Bf Bi Bi", &muscles[i].length, &muscles[i].targetlength,&muscles[i].minlength, &muscles[i].maxlength,&muscles[i].strength,&muscles[i].type,&muscles[i].numvertices);
1244                         //muscles[i].vertices.clear();
1245                         //muscles[i].vertices.resize(muscles[i].numvertices);
1246                         //if(muscles[i].vertices)dealloc2(muscles[i].vertices);
1247                         muscles[i].vertices=(int*)malloc(sizeof(int)*muscles[i].numvertices);
1248
1249                         edit=0;
1250                         for(j=0;j<muscles[i].numvertices-edit;j++){
1251                                 funpackf(tfile, "Bi", &muscles[i].vertices[j+edit]);
1252                                 if(muscles[i].vertices[j+edit]>=model[0].vertexNum){
1253                                         muscles[i].numvertices--;
1254                                         edit--;
1255                                 }
1256                         }
1257                         funpackf(tfile, "Bb Bi", &muscles[i].visible, &parentID);
1258                         muscles[i].parent1=&joints[parentID];
1259                         funpackf(tfile, "Bi", &parentID);
1260                         muscles[i].parent2=&joints[parentID];
1261                 }
1262                 for(j=0;j<3;j++){
1263                         funpackf(tfile, "Bi", &forwardjoints[j]);
1264                 }
1265                 for(j=0;j<3;j++){
1266                         funpackf(tfile, "Bi", &lowforwardjoints[j]);
1267                 }
1268                 for(j=0;j<num_muscles;j++){
1269                         for(i=0;i<muscles[j].numvertices;i++){
1270                                 for(int k=0;k<num_models;k++){
1271                                         if(muscles[j].numvertices&&muscles[j].vertices[i]<model[k].vertexNum)model[k].owner[muscles[j].vertices[i]]=j;
1272                                 }
1273                         }
1274                 }
1275                 FindForwards();
1276                 for(i=0;i<num_joints;i++){
1277                         joints[i].startpos=joints[i].position;
1278                 }
1279                 for(i=0;i<num_muscles;i++){
1280                         FindRotationMuscle(i,-1);
1281                 }
1282                 for(int k=0;k<num_models;k++){
1283                         for(i=0;i<model[k].vertexNum;i++){
1284                                 model[k].vertex[i]=model[k].vertex[i]-(muscles[model[k].owner[i]].parent1->position+muscles[model[k].owner[i]].parent2->position)/2;
1285                                 glMatrixMode(GL_MODELVIEW);                                                     // Select The Modelview Matrix
1286                                 glPushMatrix();
1287                                         glLoadIdentity();
1288                                         glRotatef(muscles[model[k].owner[i]].rotate3,0,1,0);
1289                                         glRotatef(muscles[model[k].owner[i]].rotate2-90,0,0,1);
1290                                         glRotatef(muscles[model[k].owner[i]].rotate1-90,0,1,0);
1291                                         glTranslatef(model[k].vertex[i].x,model[k].vertex[i].y,model[k].vertex[i].z);
1292                                         glGetFloatv(GL_MODELVIEW_MATRIX,M);
1293                                         model[k].vertex[i].x=M[12]*1;
1294                                         model[k].vertex[i].y=M[13]*1;
1295                                         model[k].vertex[i].z=M[14]*1;
1296                                 glPopMatrix();
1297                         }
1298                         model[k].CalculateNormals(0);
1299                 }
1300         }
1301         fclose(tfile);
1302
1303         tfile=fopen( ConvertFileName(lowfilename), "rb" );
1304         if(1){
1305                 lSize=sizeof(num_joints);
1306                 fseek ( tfile, lSize, SEEK_CUR);
1307                 //joints = new Joint[num_joints];
1308                 //jointlabels = new int[num_joints];
1309                 for(i=0;i<num_joints;i++){
1310                         lSize=sizeof(XYZ);
1311                         fseek ( tfile, lSize, SEEK_CUR);
1312                         lSize=sizeof(float);
1313                         fseek ( tfile, lSize, SEEK_CUR);
1314                         lSize=sizeof(float);
1315                         fseek ( tfile, lSize, SEEK_CUR);
1316                         lSize=1;//sizeof(bool);
1317                         fseek ( tfile, lSize, SEEK_CUR);
1318                         lSize=1;//sizeof(bool);
1319                         fseek ( tfile, lSize, SEEK_CUR);
1320                         lSize=sizeof(int);
1321                         fseek ( tfile, lSize, SEEK_CUR);
1322                         lSize=1;//sizeof(bool);
1323                         fseek ( tfile, lSize, SEEK_CUR);
1324                         lSize=1;//sizeof(bool);
1325                         fseek ( tfile, lSize, SEEK_CUR);
1326                         lSize=sizeof(int);
1327                         fseek ( tfile, lSize, SEEK_CUR);
1328                         lSize=sizeof(int);
1329                         fseek ( tfile, lSize, SEEK_CUR);
1330                         lSize=1;//sizeof(bool);
1331                         fseek ( tfile, lSize, SEEK_CUR);
1332                         lSize=sizeof(int);
1333                         fseek ( tfile, lSize, SEEK_CUR);
1334                         if(joints[i].hasparent)joints[i].parent=&joints[parentID];
1335                         joints[i].velocity=0;
1336                         joints[i].oldposition=joints[i].position;
1337                 }
1338                 funpackf(tfile, "Bi", &num_muscles);
1339                 //muscles = new Muscle[num_muscles];
1340                 for(i=0;i<num_muscles;i++){
1341                         lSize=sizeof(float);
1342                         fseek ( tfile, lSize, SEEK_CUR);
1343                         lSize=sizeof(float);
1344                         fseek ( tfile, lSize, SEEK_CUR);
1345                         lSize=sizeof(float);
1346                         fseek ( tfile, lSize, SEEK_CUR);
1347                         lSize=sizeof(float);
1348                         fseek ( tfile, lSize, SEEK_CUR);
1349                         lSize=sizeof(float);
1350                         fseek ( tfile, lSize, SEEK_CUR);
1351                         lSize=sizeof(int);
1352                         fseek ( tfile, lSize, SEEK_CUR);
1353                         tempmuscle=muscles[i].numverticeslow;
1354                         funpackf(tfile, "Bi", &muscles[i].numverticeslow);
1355                         if(muscles[i].numverticeslow){
1356                                 //muscles[i].verticeslow.clear();
1357                                 //muscles[i].verticeslow.resize(muscles[i].numverticeslow);
1358                                 //if(muscles[i].verticeslow)dealloc2(muscles[i].verticeslow);
1359                                 muscles[i].verticeslow=(int*)malloc(sizeof(int)*muscles[i].numverticeslow);
1360                                 edit=0;
1361                                 for(j=0;j<muscles[i].numverticeslow-edit;j++){
1362                                         funpackf(tfile, "Bi", &muscles[i].verticeslow[j+edit]);
1363                                         if(muscles[i].verticeslow[j+edit]>=modellow.vertexNum){
1364                                                 muscles[i].numverticeslow--;
1365                                                 edit--;
1366                                         }
1367                                 }
1368
1369
1370                         }
1371                         lSize=1;//sizeof(bool);
1372                         fseek ( tfile, lSize, SEEK_CUR);
1373                         lSize=sizeof(int);
1374                         fseek ( tfile, lSize, SEEK_CUR);
1375                         fseek ( tfile, lSize, SEEK_CUR);
1376                 }
1377                 lSize=sizeof(int);
1378                 for(j=0;j<num_muscles;j++){
1379                         for(i=0;i<muscles[j].numverticeslow;i++){
1380                                 if(muscles[j].numverticeslow&&muscles[j].verticeslow[i]<modellow.vertexNum)modellow.owner[muscles[j].verticeslow[i]]=j;
1381                         }
1382                 }
1383                 /*FindForwards();
1384                 for(i=0;i<num_joints;i++){
1385                 joints[i].startpos=joints[i].position;
1386                 }
1387                 for(i=0;i<num_muscles;i++){
1388                 FindRotationMuscle(i,-1);
1389                 }*/
1390                 for(i=0;i<modellow.vertexNum;i++){
1391                         modellow.vertex[i]=modellow.vertex[i]-(muscles[modellow.owner[i]].parent1->position+muscles[modellow.owner[i]].parent2->position)/2;
1392                         glMatrixMode(GL_MODELVIEW);                                                     // Select The Modelview Matrix
1393                         glPushMatrix();
1394                                 glLoadIdentity();
1395                                 glRotatef(muscles[modellow.owner[i]].rotate3,0,1,0);
1396                                 glRotatef(muscles[modellow.owner[i]].rotate2-90,0,0,1);
1397                                 glRotatef(muscles[modellow.owner[i]].rotate1-90,0,1,0);
1398                                 glTranslatef(modellow.vertex[i].x,modellow.vertex[i].y,modellow.vertex[i].z);
1399                                 glGetFloatv(GL_MODELVIEW_MATRIX,M);
1400                                 modellow.vertex[i].x=M[12];
1401                                 modellow.vertex[i].y=M[13];
1402                                 modellow.vertex[i].z=M[14];
1403                         glPopMatrix();
1404                 }
1405                 modellow.CalculateNormals(0);
1406         }
1407
1408         if(clothes){
1409                 tfile=fopen( ConvertFileName(clothesfilename), "rb" );
1410                 lSize=sizeof(num_joints);
1411                 fseek ( tfile, lSize, SEEK_CUR);
1412                 //joints = new Joint[num_joints];
1413                 //jointlabels = new int[num_joints];
1414                 for(i=0;i<num_joints;i++){
1415                         lSize=sizeof(XYZ);
1416                         fseek ( tfile, lSize, SEEK_CUR);
1417                         lSize=sizeof(float);
1418                         fseek ( tfile, lSize, SEEK_CUR);
1419                         lSize=sizeof(float);
1420                         fseek ( tfile, lSize, SEEK_CUR);
1421                         lSize=1;//sizeof(bool);
1422                         fseek ( tfile, lSize, SEEK_CUR);
1423                         lSize=1;//sizeof(bool);
1424                         fseek ( tfile, lSize, SEEK_CUR);
1425                         lSize=sizeof(int);
1426                         fseek ( tfile, lSize, SEEK_CUR);
1427                         lSize=1;//sizeof(bool);
1428                         fseek ( tfile, lSize, SEEK_CUR);
1429                         lSize=1;//sizeof(bool);
1430                         fseek ( tfile, lSize, SEEK_CUR);
1431                         lSize=sizeof(int);
1432                         fseek ( tfile, lSize, SEEK_CUR);
1433                         lSize=sizeof(int);
1434                         fseek ( tfile, lSize, SEEK_CUR);
1435                         lSize=1;//sizeof(bool);
1436                         fseek ( tfile, lSize, SEEK_CUR);
1437                         lSize=sizeof(int);
1438                         fseek ( tfile, lSize, SEEK_CUR);
1439                         if(joints[i].hasparent)joints[i].parent=&joints[parentID];
1440                         joints[i].velocity=0;
1441                         joints[i].oldposition=joints[i].position;
1442                 }
1443                 funpackf(tfile, "Bi", &num_muscles);
1444                 //muscles = new Muscle[num_muscles];
1445                 for(i=0;i<num_muscles;i++){
1446                         lSize=sizeof(float);
1447                         fseek ( tfile, lSize, SEEK_CUR);
1448                         lSize=sizeof(float);
1449                         fseek ( tfile, lSize, SEEK_CUR);
1450                         lSize=sizeof(float);
1451                         fseek ( tfile, lSize, SEEK_CUR);
1452                         lSize=sizeof(float);
1453                         fseek ( tfile, lSize, SEEK_CUR);
1454                         lSize=sizeof(float);
1455                         fseek ( tfile, lSize, SEEK_CUR);
1456                         lSize=sizeof(int);
1457                         fseek ( tfile, lSize, SEEK_CUR);
1458                         tempmuscle=muscles[i].numverticesclothes;
1459                         funpackf(tfile, "Bi", &muscles[i].numverticesclothes);
1460                         if(muscles[i].numverticesclothes){
1461                                 //muscles[i].verticesclothes.clear();
1462                                 //muscles[i].verticesclothes.resize(muscles[i].numverticesclothes);
1463                                 //if(muscles[i].verticesclothes)dealloc2(muscles[i].verticesclothes);
1464                                 muscles[i].verticesclothes=(int*)malloc(sizeof(int)*muscles[i].numverticesclothes);
1465                                 edit=0;
1466                                 for(j=0;j<muscles[i].numverticesclothes-edit;j++){
1467                                         funpackf(tfile, "Bi", &muscles[i].verticesclothes[j+edit]);
1468                                         if(muscles[i].verticesclothes[j+edit]>=modelclothes.vertexNum){
1469                                                 muscles[i].numverticesclothes--;
1470                                                 edit--;
1471                                         }
1472                                 }
1473                         }
1474                         lSize=1;//sizeof(bool);
1475                         fseek ( tfile, lSize, SEEK_CUR);
1476                         lSize=sizeof(int);
1477                         fseek ( tfile, lSize, SEEK_CUR);
1478                         fseek ( tfile, lSize, SEEK_CUR);
1479                 }
1480                 lSize=sizeof(int);
1481                 for(j=0;j<num_muscles;j++){
1482                         for(i=0;i<muscles[j].numverticesclothes;i++){
1483                                 if(muscles[j].numverticesclothes&&muscles[j].verticesclothes[i]<modelclothes.vertexNum)modelclothes.owner[muscles[j].verticesclothes[i]]=j;
1484                         }
1485                 }
1486                 /*FindForwards();
1487                 for(i=0;i<num_joints;i++){
1488                 joints[i].startpos=joints[i].position;
1489                 }
1490                 for(i=0;i<num_muscles;i++){
1491                 FindRotationMuscle(i,-1);
1492                 }*/
1493                 for(i=0;i<modelclothes.vertexNum;i++){
1494                         modelclothes.vertex[i]=modelclothes.vertex[i]-(muscles[modelclothes.owner[i]].parent1->position+muscles[modelclothes.owner[i]].parent2->position)/2;
1495                         glMatrixMode(GL_MODELVIEW);                                                     // Select The Modelview Matrix
1496                         glPushMatrix();
1497                                 glLoadIdentity();
1498                                 glRotatef(muscles[modelclothes.owner[i]].rotate3,0,1,0);
1499                                 glRotatef(muscles[modelclothes.owner[i]].rotate2-90,0,0,1);
1500                                 glRotatef(muscles[modelclothes.owner[i]].rotate1-90,0,1,0);
1501                                 glTranslatef(modelclothes.vertex[i].x,modelclothes.vertex[i].y,modelclothes.vertex[i].z);
1502                                 glGetFloatv(GL_MODELVIEW_MATRIX,M);
1503                                 modelclothes.vertex[i].x=M[12];
1504                                 modelclothes.vertex[i].y=M[13];
1505                                 modelclothes.vertex[i].z=M[14];
1506                         glPopMatrix();
1507                 }
1508                 modelclothes.CalculateNormals(0);
1509         }
1510         fclose(tfile);
1511
1512         for(i=0;i<num_joints;i++){
1513                 for(j=0;j<num_joints;j++){
1514                         if(joints[i].label==j)jointlabels[j]=i;
1515                 }
1516         }
1517
1518         free=0;
1519 }
1520
1521 Animation::Animation()
1522 {
1523         numframes = 0;
1524         height = 0;
1525         attack = 0;
1526         joints = 0;
1527         weapontargetnum = 0;
1528
1529         position=0;
1530         twist=0;
1531         twist2=0;
1532         speed=0;
1533         onground=0;
1534         forward=0;
1535         label=0;
1536         weapontarget=0;
1537 }
1538
1539 Animation::~Animation()
1540 {
1541         deallocate();
1542 }
1543
1544 void Animation::deallocate()
1545 {
1546         int i = 0;
1547
1548         if(position)
1549         {
1550                 for(i = 0; i < joints; i++)
1551                         dealloc2(position[i]);
1552
1553                 dealloc2(position);
1554         }
1555         position = 0;
1556
1557         if(twist)
1558         {
1559                 for(i = 0; i < joints; i++)
1560                         dealloc2(twist[i]);
1561
1562                 dealloc2(twist);
1563         }
1564         twist = 0;
1565
1566         if(twist2)
1567         {
1568                 for(i = 0; i < joints; i++)
1569                         dealloc2(twist2[i]);
1570
1571                 dealloc2(twist2);
1572         }
1573         twist2 = 0;
1574
1575         if(onground)
1576         {
1577                 for(i = 0; i < joints; i++)
1578                         dealloc2(onground[i]);
1579
1580                 dealloc2(onground);
1581         }
1582         onground = 0;
1583
1584         if(speed)dealloc2(speed);
1585         speed = 0;
1586
1587         if(forward)dealloc2(forward);
1588         forward = 0;
1589
1590         if(weapontarget)dealloc2(weapontarget);
1591         weapontarget = 0;
1592
1593         if(label)dealloc2(label);
1594         label = 0;
1595
1596         joints = 0;
1597 }
1598
1599 Skeleton::Skeleton()
1600 {
1601         num_joints = 0;
1602
1603         num_muscles = 0;
1604
1605         selected = 0;
1606
1607         memset(forwardjoints, 0, sizeof(forwardjoints));
1608         //              XYZ forward;
1609
1610         id = 0;
1611
1612         memset(lowforwardjoints, 0, sizeof(lowforwardjoints));
1613         //              XYZ lowforward;
1614
1615         //              XYZ specialforward[5];
1616         memset(jointlabels, 0, sizeof(jointlabels));
1617
1618         //              Model model[7];
1619         //              Model modellow;
1620         //              Model modelclothes;
1621         num_models = 0;
1622
1623         //              Model drawmodel;
1624         //              Model drawmodellow;
1625         //              Model drawmodelclothes;
1626
1627         clothes = 0;
1628         spinny = 0;
1629
1630         memset(skinText, 0, sizeof(skinText));
1631         skinsize = 0;
1632
1633         checkdelay = 0;
1634
1635         longdead = 0;
1636         broken = 0;
1637
1638         free = 0;
1639         oldfree = 0;
1640         freetime = 0;
1641         freefall = 0;
1642
1643         joints=0;
1644         muscles=0;
1645 }
1646
1647 Skeleton::~Skeleton()
1648 {
1649         if (muscles)
1650         {
1651                 delete [] muscles;
1652         }
1653         muscles = 0;
1654
1655         if (joints)
1656         {
1657                 delete [] joints;
1658         }
1659         joints = 0;
1660 }
1661
1662 Muscle::Muscle()
1663 {
1664         vertices=0;
1665         verticeslow=0;
1666         verticesclothes=0;
1667
1668         numvertices = 0;
1669         numverticeslow = 0;
1670         numverticesclothes = 0;
1671         length = 0;
1672         targetlength = 0;
1673         parent1 = 0;
1674         parent2 = 0;
1675         maxlength = 0;
1676         minlength = 0;
1677         type = 0;
1678         visible = 0;
1679         rotate1 = 0,rotate2 = 0,rotate3 = 0;
1680         lastrotate1 = 0,lastrotate2 = 0,lastrotate3 = 0;
1681         oldrotate1 = 0,oldrotate2 = 0,oldrotate3 = 0;
1682         newrotate1 = 0,newrotate2 = 0,newrotate3 = 0;
1683
1684         strength = 0;
1685 }
1686
1687 Muscle::~Muscle()
1688 {
1689         dealloc2(vertices);
1690         dealloc2(verticeslow);
1691         dealloc2(verticesclothes);
1692 }
1693
1694 Animation & Animation::operator = (const Animation & ani)
1695 {
1696         int i = 0;
1697
1698         bool allocate = true;
1699
1700         allocate = ((ani.numframes != numframes) || (ani.joints != joints));
1701
1702         if (allocate) deallocate();
1703
1704         numframes = ani.numframes;
1705         height = ani.height;
1706         attack = ani.attack;
1707         joints = ani.joints;
1708         weapontargetnum = ani.weapontargetnum;
1709
1710         if (allocate) position=(XYZ**)malloc(sizeof(XYZ*)*ani.joints);
1711         for(i = 0; i < ani.joints; i++)
1712         {
1713                 if (allocate) position[i] = (XYZ*)malloc(sizeof(XYZ)*ani.numframes);
1714                 memcpy(position[i], ani.position[i], sizeof(XYZ)*ani.numframes);
1715         }
1716
1717         if (allocate) twist=(float**)malloc(sizeof(float*)*ani.joints);
1718         for(i = 0; i < ani.joints; i++)
1719         {
1720                 if (allocate) twist[i] = (float*)malloc(sizeof(float)*ani.numframes);
1721                 memcpy(twist[i], ani.twist[i], sizeof(float)*ani.numframes);
1722         }
1723
1724         if (allocate) twist2=(float**)malloc(sizeof(float*)*ani.joints);
1725         for(i = 0; i < ani.joints; i++)
1726         {
1727                 if (allocate) twist2[i] = (float*)malloc(sizeof(float)*ani.numframes);
1728                 memcpy(twist2[i], ani.twist2[i], sizeof(float)*ani.numframes);
1729         }
1730
1731         if (allocate) speed = (float*)malloc(sizeof(float)*ani.numframes);
1732         memcpy(speed, ani.speed, sizeof(float)*ani.numframes);
1733
1734         if (allocate) onground=(bool**)malloc(sizeof(bool*)*ani.joints);
1735         for(i = 0; i < ani.joints; i++)
1736         {
1737                 if (allocate) onground[i] =(bool*)malloc(sizeof(bool)*ani.numframes);
1738                 memcpy(onground[i], ani.onground[i], sizeof(bool)*ani.numframes);
1739         }
1740
1741         if (allocate) forward = (XYZ*)malloc(sizeof(XYZ)*ani.numframes);
1742         memcpy(forward, ani.forward, sizeof(XYZ)*ani.numframes);
1743
1744         if (allocate) weapontarget = (XYZ*)malloc(sizeof(XYZ)*ani.numframes);
1745         memcpy(weapontarget, ani.weapontarget, sizeof(XYZ)*ani.numframes);
1746
1747         if (allocate) label = (int*)malloc(sizeof(int)*ani.numframes);
1748         memcpy(label, ani.label, sizeof(int)*ani.numframes);
1749
1750         return (*this);
1751 }
1752