diff options
Diffstat (limited to 'src/game.c')
| -rw-r--r-- | src/game.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/game.c b/src/game.c new file mode 100644 index 0000000..8015b89 --- /dev/null +++ b/src/game.c @@ -0,0 +1,153 @@ +#include "game.h" +#include "utils.h" +#include "events.h" + +#include <stdlib.h> // calloc +#include <string.h> // memset + +inline tick_t getGameCurrentTick(Uint32 startTime_ms) { +/* char buf[128]; + sprintf(buf, "SDL_GetTicks()==%i, startTime_ms==%i, TICK_DURATION_MS==%i", SDL_GetTicks(), startTime_ms, TICK_DURATION_MS); + logs(LOG_DEBUG, buf);*/ + tick_t t = SDL_GetTicks()-startTime_ms; //FIXME Débodements possibles ?!? + return t/TICK_DURATION_MS; +} + +int initNetGgame(netGame_t *ng, id_t lemCount) { + memset(ng,0,sizeof(netGame_t)); + + eventListInit(&(ng->elist)); + + ng->lemCount=lemCount; + + ng->local.lems = calloc(lemCount,sizeof(stateLem_t)); + if (ng->local.lems==NULL) { logp(LOG_ERROR, "initNetGame(), calloc()"); return 3; } + + ng->net.lems = calloc(lemCount,sizeof(stateLem_t)); + if (ng->net.lems==NULL) { logp(LOG_ERROR, "initNetGame(), calloc()"); return 4; } + + return 0; +} + +void freeNetGame(netGame_t *ng) { + eventListFree(&(ng->elist)); + free(ng->local.lems); + free(ng->net.lems); +} + +// Serialize en envoi une trame d'évènement sur le réseau +int sendEvent(TCPsocket sockDest, const event_t *e) { + int msgLen, result; + char *buf; + + msgLen=eventSerializedSize(); + buf=malloc(msgLen); + if ( buf==NULL ) { + logp(LOG_ERROR, "sendEvent(), malloc()"); + return 1; + } + eventSerialize(e, buf); + + result=SDLNet_TCP_Send(sockDest,buf,msgLen); + free(buf); + if(result<msgLen) { + logs2(LOG_WARN, "sendEvent(), SDLNet_TCP_Send() error", SDLNet_GetError()); + return 2; + } + + return 0; +} + +// Attends de recevoir une trame d'évènement du réseau pour un client donné et l'envoi dans la file à traiter +int receiveEvent(client_t *c, event_t *e) { + int result, bufLen; + char *buf; + + bufLen=eventSerializedSize(); + buf=malloc(bufLen); + if (buf==NULL) { + logp(LOG_ERROR, "receiveEvent(), malloc()"); + return 1; + } + + // Réception de l'évènement + result=SDLNet_TCP_Recv(c->sockClient,buf,bufLen); // Appel bloquant + if(result<=0) { + logs(LOG_ERROR, "receiveEvent(), SDLNet_TCP_Recv() error"); + free(buf); + return 2; + } + + // Désérialisation de l'évènement + result=eventUnserialize(e,buf); + if ( result!=0 ) { + logs(LOG_WARN, "receiveEvent(), eventUnserialize() error"); + free(buf); + return 4; + } + + free(buf); + return 0; +} + +int init() { + int result; + /*TODO : Avoir un struct de paramètre de config (taille écran) et un struct avec tous les éléments SDL manipulés dans le jeu + + //Initialisation des sous-systèmes de SDL + result = SDL_Init(SDL_INIT_AUDIO | SDL_INIT_VIDEO ); + if ( result != 0 ) { + logs2(LOG_ERROR, "init(), SDL_Init()", SDL_GetError()); + return 1; + } + atexit(SDL_Quit); + + //Mise en place de l'écran + screen = SDL_SetVideoMode( SCREEN_WIDTH, SCREEN_HEIGHT, 24, SDL_HWSURFACE | SDL_DOUBLEBUF ); + if( screen == NULL ) { + logs2(LOG_ERROR, "init(), SDL_SetVideoMode()", SDL_GetError()); + return 2; + } + + //Titre de la fenêtre SDL + SDL_WM_SetCaption(WIN_CAPTION, NULL); + + //Désactiver le pointeur de la souris + SDL_ShowCursor(0); + + // Allocation et initialisation des différents calques d'affichage et de collision + pTerrain = SDL_CreateRGBSurface(SDL_HWSURFACE, LEVEL_WIDTH, LEVEL_HEIGHT, SCREEN_BPP,0,0,0,0); + if( pTerrain == NULL ) { + logs2(LOG_ERROR, "init(), SDL_CreateRGBSurface()", SDL_GetError()); + return 3; + } + + pSpr_Lem = SDL_CreateRGBSurface(SDL_HWSURFACE, LEVEL_WIDTH, LEVEL_HEIGHT,SCREEN_BPP,0,0,0,0); + if( pSpr_Lem == NULL ) { + logs2(LOG_ERROR, "init(), SDL_CreateRGBSurface()", SDL_GetError()); + return 3; + } + + pStencil = SDL_CreateRGBSurface(SDL_SWSURFACE, LEVEL_WIDTH, LEVEL_HEIGHT, SCREEN_BPP,0,0,0,0); + if( pStencil == NULL ) { + logs2(LOG_ERROR, "init(), SDL_CreateRGBSurface()", SDL_GetError()); + return 3; + } + + pStencilFixe = SDL_CreateRGBSurface(SDL_SWSURFACE, LEVEL_WIDTH, LEVEL_HEIGHT, SCREEN_BPP,0,0,0,0); + if( pStencil == NULL ) { + logs2(LOG_ERROR, "init(), SDL_CreateRGBSurface()", SDL_GetError()); + return 3; + } +*/ + //Si tout s'est bien passé + return 0; +} + +void play(int tick) { + if (tick%100==0) { printf("tick==%i\n",tick); } + + //TODO : boucle de jeu principale ici (maj état de jeu) + SDL_Delay(rand()%8); +} + |