Prequengine: D:/WorkAround/prequengine/trunk/src/scene.c Source File

00001 
00025 #include <stdio.h>
00026 #include <stdlib.h>
00027 #include <string.h>
00028 
00029 #include "scene.h"
00030 #include "actor.h"
00031 #include "grid.h"
00032 #include "main.h"
00033 #include "lbaengine.h"
00034 #include "dialogues.h"
00035 #include "resources.h"
00036 #include "music.h"
00037 
00038 unsigned char* currentScene;
00039 
00040 
00041 void set_actor_staticflags(int actorIdx, unsigned short int staticFlags)
00042 {
00043         if(staticFlags & 0x1)
00044     {
00045                 sceneActors[actorIdx].staticFlags.bComputeCollisionWithObj = 1;
00046     }
00047     if(staticFlags & 0x2)
00048     {
00049                 sceneActors[actorIdx].staticFlags.bComputeCollisionWithBricks = 1;
00050     }
00051     if(staticFlags & 0x4)
00052     {
00053                 sceneActors[actorIdx].staticFlags.bIsZonable = 1;
00054     }
00055     if(staticFlags & 0x8)
00056     {
00057                 sceneActors[actorIdx].staticFlags.bUsesClipping = 1;
00058     }
00059     if(staticFlags & 0x10)
00060     {
00061                 sceneActors[actorIdx].staticFlags.bCanBePushed = 1;
00062     }
00063     if(staticFlags & 0x20)
00064     {
00065                 sceneActors[actorIdx].staticFlags.bComputeLowCollision = 1;
00066     }
00067     if(staticFlags & 0x40)
00068     {
00069                 sceneActors[actorIdx].staticFlags.bCanDrown = 1;
00070     }
00071     if(staticFlags & 0x80)
00072     {
00073                 sceneActors[actorIdx].staticFlags.bUnk80 = 1;
00074     }
00075 
00076     if(staticFlags & 0x100)
00077     {
00078                 sceneActors[actorIdx].staticFlags.bUnk0100 = 1;
00079     }
00080     if(staticFlags & 0x200)
00081     {
00082                 sceneActors[actorIdx].staticFlags.bIsHidden = 1;
00083     }
00084     if(staticFlags & 0x400)
00085     {
00086                 sceneActors[actorIdx].staticFlags.bIsSpriteActor = 1;
00087     }
00088     if(staticFlags & 0x800)
00089     {
00090                 sceneActors[actorIdx].staticFlags.bCanFall = 1;
00091     }
00092     if(staticFlags & 0x1000)
00093     {
00094                 sceneActors[actorIdx].staticFlags.bDoesntCastShadow = 1;
00095     }
00096     if(staticFlags & 0x2000)
00097     {
00098                 //sceneActors[actorIdx].staticFlags.bIsBackgrounded = 1;
00099     }
00100     if(staticFlags & 0x4000)
00101     {
00102                 sceneActors[actorIdx].staticFlags.bIsCarrierActor = 1;
00103     }
00104     if(staticFlags & 0x8000)
00105     {
00106                 sceneActors[actorIdx].staticFlags.bUseMiniZv = 1;
00107     }
00108 }
00109 
00110 void load_scene()
00111 {
00112         int i;
00113         int scriptSize=0;
00114         unsigned char* localScene = currentScene;
00115 
00116         // load scene ambience properties
00117         currentTextBank = *(localScene++);
00118         currentGameOverScene = *(localScene++);
00119         localScene+=4;
00120 
00121         alphaLight = *((unsigned short int*)localScene); localScene+=2;
00122         betaLight = *((unsigned short int*)localScene);  localScene+=2;
00123 
00124         sampleAmbience.info0 = *((unsigned short int*)localScene);  localScene+=2;
00125         sampleRepeat.info0 = *((unsigned short int*)localScene);  localScene+=2;
00126         sampleRound.info0 = *((unsigned short int*)localScene);  localScene+=2;
00127 
00128         sampleAmbience.info1 = *((unsigned short int*)localScene);  localScene+=2;
00129         sampleRepeat.info1 = *((unsigned short int*)localScene);  localScene+=2;
00130         sampleRound.info1 = *((unsigned short int*)localScene);  localScene+=2;
00131 
00132         sampleAmbience.info2 = *((unsigned short int*)localScene);  localScene+=2;
00133         sampleRepeat.info2 = *((unsigned short int*)localScene);  localScene+=2;
00134         sampleRound.info2 = *((unsigned short int*)localScene);  localScene+=2;
00135 
00136         sampleAmbience.info3 = *((unsigned short int*)localScene);  localScene+=2;
00137         sampleRepeat.info3 = *((unsigned short int*)localScene);  localScene+=2;
00138         sampleRound.info3 = *((unsigned short int*)localScene);  localScene+=2;
00139         
00140         sampleMinDelay = *((unsigned short int*)localScene);  localScene+=2;
00141         sampleMinDelayRnd = *((unsigned short int*)localScene);  localScene+=2;
00142 
00143         sceneMusic = *(localScene++);
00144 
00145         // load hero properties
00146         sceneHeroX = *((unsigned short int*)localScene);  localScene+=2;
00147         sceneHeroY = *((unsigned short int*)localScene);  localScene+=2;
00148         sceneHeroZ = *((unsigned short int*)localScene);  localScene+=2;
00149 
00150         scriptSize = *((unsigned short int*)localScene);  localScene+=2;
00151         sceneHero->moveScript = localScene;
00152         localScene+=scriptSize;
00153 
00154         scriptSize = *((unsigned short int*)localScene);  localScene+=2;
00155         sceneHero->lifeScript = localScene;
00156         localScene+=scriptSize;
00157 
00158         sceneNumActors = *((unsigned short int*)localScene);  localScene+=2;
00159 
00160         for(i=1; i < sceneNumActors; i++)
00161         {
00162                 unsigned short int staticFlags = *((unsigned short int*)localScene);  localScene+=2;    
00163                 set_actor_staticflags(i, staticFlags);
00164 
00165                 sceneActors[i].entity = *((unsigned short int*)localScene);  localScene+=2;
00166                 sceneActors[i].body = *(localScene++);
00167                 sceneActors[i].anim = *(localScene++);
00168                 sceneActors[i].sprite = *((unsigned short int*)localScene);  localScene+=2;
00169                 sceneActors[i].X = *((unsigned short int*)localScene);  localScene+=2;
00170                 sceneActors[i].Y = *((unsigned short int*)localScene);  localScene+=2;
00171                 sceneActors[i].Z = *((unsigned short int*)localScene);  localScene+=2;
00172                 sceneActors[i].strengthOfHit = *(localScene++);
00173                 sceneActors[i].bonusParameter = *((unsigned short int*)localScene);  localScene+=2;
00174                 sceneActors[i].bonusParameter &= 0xFE;
00175                 sceneActors[i].angle = *((unsigned short int*)localScene);  localScene+=2;
00176                 sceneActors[i].speed = *((unsigned short int*)localScene);  localScene+=2;
00177                 sceneActors[i].comportement = *((unsigned short int*)localScene);  localScene+=2;
00178                 sceneActors[i].info0 = *((unsigned short int*)localScene);  localScene+=2;
00179                 sceneActors[i].info1 = *((unsigned short int*)localScene);  localScene+=2;
00180                 sceneActors[i].info2 = *((unsigned short int*)localScene);  localScene+=2;
00181                 sceneActors[i].info3 = *((unsigned short int*)localScene);  localScene+=2;
00182                 sceneActors[i].followedActor = sceneActors[i].info3;
00183                 sceneActors[i].bonusAmount = *(localScene++);
00184                 sceneActors[i].talkColor = *(localScene++);
00185                 sceneActors[i].armor = *(localScene++);
00186                 sceneActors[i].life = *(localScene++);
00187 
00188                 scriptSize = *((unsigned short int*)localScene);  localScene+=2;
00189                 sceneActors[i].moveScript = localScene;
00190                 localScene+=scriptSize;
00191 
00192                 scriptSize = *((unsigned short int*)localScene);  localScene+=2;
00193                 sceneActors[i].lifeScript = localScene;
00194                 localScene+=scriptSize;
00195         }
00196 
00197         sceneNumZones = *((unsigned short int*)localScene);  localScene+=2;
00198 
00199         for(i=0; i < sceneNumZones; i++)
00200         {
00201                 sceneZones[i].bottomLeft.X = *((unsigned short int*)localScene);  localScene+=2;
00202                 sceneZones[i].bottomLeft.Y = *((unsigned short int*)localScene);  localScene+=2;
00203                 sceneZones[i].bottomLeft.Z = *((unsigned short int*)localScene);  localScene+=2;
00204 
00205                 sceneZones[i].topRight.X = *((unsigned short int*)localScene);  localScene+=2;
00206                 sceneZones[i].topRight.Y = *((unsigned short int*)localScene);  localScene+=2;
00207                 sceneZones[i].topRight.Z = *((unsigned short int*)localScene);  localScene+=2;
00208 
00209                 sceneZones[i].type = *((unsigned short int*)localScene);  localScene+=2;
00210 
00211                 sceneZones[i].info0 = *((unsigned short int*)localScene);  localScene+=2;
00212                 sceneZones[i].info1 = *((unsigned short int*)localScene);  localScene+=2;
00213                 sceneZones[i].info2 = *((unsigned short int*)localScene);  localScene+=2;
00214                 sceneZones[i].info3 = *((unsigned short int*)localScene);  localScene+=2;
00215 
00216                 sceneZones[i].snap = *((unsigned short int*)localScene);  localScene+=2;
00217         }
00218 
00219         sceneNumTracks = *((unsigned short int*)localScene);  localScene+=2;
00220 
00221         for(i=0; i < sceneNumTracks; i++)
00222         {
00223                 sceneTracks[i].X = *((unsigned short int*)localScene);  localScene+=2;
00224                 sceneTracks[i].Y = *((unsigned short int*)localScene);  localScene+=2;
00225                 sceneTracks[i].Z = *((unsigned short int*)localScene);  localScene+=2;
00226         }
00227 }
00228 
00229 
00230 int init_scene(int index)
00231 {
00232         int sceneSize;
00233 
00234         // load scene from file
00235         sceneSize = hqr_entry_size(HQR_SCENE_FILE,index);
00236         if(currentScene)
00237                 free(currentScene);
00238         currentScene = (unsigned char*)malloc(sceneSize);
00239         if(!currentScene)
00240         {
00241                 printf("\nSCENE WARNING: unable to allocate scene memory!!\n");
00242                 return -1;
00243         }
00244         hqr_get_entry(currentScene, HQR_SCENE_FILE, index);
00245 
00246         load_scene();
00247 
00248         return 1;
00249 }
00250 
00251 void change_scene()
00252 {
00253         int previousSceneIdx, a;
00254         // change twinsen house destroyed hard-coded
00255         if (needChangeScene == 4 && gameFlags[30] != 0)
00256                 needChangeScene = 118;
00257         
00258         // local backup previous scene
00259         previousSceneIdx = currentSceneIdx;
00260 
00261         currentSceneIdx = needChangeScene;
00262 
00263         //TODO: stop_samples
00264         //TODO: clear_scene
00265         //TODO: load_twinsen_costumes
00266         //TODO: reset twinsen variables
00267 
00268         init_scene(needChangeScene);
00269 
00270         //TODO: treat holomap trajectories
00271 
00272         if (needChangeScene == 116 || needChangeScene == 117)
00273                 currentTextBank = 10;
00274 
00275         init_dialogue_bank(currentTextBank+3);
00276 
00277         init_grid(needChangeScene);
00278 
00279         // TODO: set Hero position
00280 
00281         sceneHero->X = sceneHeroX;
00282         sceneHero->Y = sceneHeroY;
00283         sceneHero->Z = sceneHeroZ;
00284 
00285         newCameraX = sceneHero->X >> 9;
00286         newCameraY = sceneHero->Y >> 8;
00287         newCameraZ = sceneHero->X >> 9;
00288 
00289         // TODO: set light vector
00290         // TODO: backup previous scene vars and save game
00291         // TODO: reset Hero vars
00292 
00293         // TODO: load scene actors
00294         for (a = 1; a < sceneNumActors; a++)
00295         {
00296                 init_actor(a);
00297         }
00298 
00299         // TODO: reset current scene global variables
00300 
00301         newCameraX = sceneActors[currentlyFollowedActor].X >> 9;
00302         newCameraY = sceneActors[currentlyFollowedActor].Y >> 8;
00303         newCameraZ = sceneActors[currentlyFollowedActor].Z >> 9;
00304 
00305         // TODO: play midi music (scene music)
00306         play_midi_music(sceneMusic,-1);
00307 
00308         // TODO: all the other change scene definitions
00309 }