/*
- * zeRace 0.3, a funny retro racing game
+ * zeRace 0.4, a funny retro racing game
* http://royale.zerezo.com/zerace/
*
* Copyright (C) 2004 Antoine Jacquet <royale@zerezo.com>
#include "car.h"
#include "tracklist.h"
#include "network.h"
+#include <sys/stat.h>
/* configuration constants */
#define COEFF 1
SDLKey left;
SDLKey right;
int color;
-} config = {"anonymous","",0,0,1,SDLK_UP,SDLK_DOWN,SDLK_LEFT,SDLK_RIGHT,6};
+ SDLKey boss;
+} config = {"anonymous","",0,0,1,SDLK_UP,SDLK_DOWN,SDLK_LEFT,SDLK_RIGHT,6,SDLK_b};
/* full script for a lap */
struct _record
printf("checking version... ");
fflush(stdout);
- if(SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
+ if (SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
{
fprintf(stderr,"SDLNet_ResolveHost: %s\n",SDLNet_GetError());
return;
}
tcpsock=SDLNet_TCP_Open(&ip);
- if(!tcpsock)
+ if (!tcpsock)
{
fprintf(stderr,"SDLNet_TCP_Open: %s\n",SDLNet_GetError());
return;
len=strlen(request);
result=SDLNet_TCP_Send(tcpsock,request,len);
- if(result<len)
+ if (result<len)
fprintf(stderr,"SDLNet_TCP_Send: %s\n",SDLNet_GetError());
else
printf("done\n");
printf("checking version and updating tracks... ");
fflush(stdout);
- if(SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
+ if (SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
{
fprintf(stderr,"SDLNet_ResolveHost: %s\n",SDLNet_GetError());
return;
}
tcpsock=SDLNet_TCP_Open(&ip);
- if(!tcpsock)
+ if (!tcpsock)
{
fprintf(stderr,"SDLNet_TCP_Open: %s\n",SDLNet_GetError());
return;
len=strlen(request);
result=SDLNet_TCP_Send(tcpsock,request,len);
- if(result<len)
+ if (result<len)
fprintf(stderr,"SDLNet_TCP_Send: %s\n",SDLNet_GetError());
else
{
}
+/* download the file if it is missing */
+void zeRace_download_file(char *file)
+{
+ IPaddress ip;
+ TCPsocket tcpsock;
+ char request[1024];
+ char response[10240],*tmp;
+ int len,result;
+ FILE *fic;
+ struct stat buf;
+
+ if (stat(file,&buf)<0)
+ {
+ printf("downloading file \"%s\" : ",file);
+ fflush(stdout);
+
+ if (SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
+ {
+ fprintf(stderr,"SDLNet_ResolveHost: %s\n",SDLNet_GetError());
+ return;
+ }
+
+ tcpsock=SDLNet_TCP_Open(&ip);
+ if (!tcpsock)
+ {
+ fprintf(stderr,"SDLNet_TCP_Open: %s\n",SDLNet_GetError());
+ return;
+ }
+
+ sprintf(request,
+ "GET /zerace/%s HTTP/1.0\n"
+ "Host: royale.zerezo.com\n"
+ "User-Agent: zeRace " VERSION "\n"
+ "\n",file);
+ len=strlen(request);
+ result=SDLNet_TCP_Send(tcpsock,request,len);
+ if (result<len)
+ fprintf(stderr,"SDLNet_TCP_Send: %s\n",SDLNet_GetError());
+ else
+ {
+ if ((fic=fopen(file,"wt"))==NULL)
+ {
+ fprintf(stderr,"can't create \"%s\" file\n",file);
+ zeRace_exit();
+ }
+ len=SDLNet_TCP_Recv(tcpsock,response,10240);
+ tmp=response;
+ while (*tmp!='\n' || *(tmp+1)!='\r') tmp++;
+ tmp+=3;
+ fwrite(tmp,1,len+response-tmp,fic);
+ while ((len=SDLNet_TCP_Recv(tcpsock,response,10240))) fwrite(response,1,len,fic);
+ fclose(fic);
+ printf("done\n");
+ }
+
+ SDLNet_TCP_Close(tcpsock);
+ }
+}
+
+
/* load the car sprite and rotate it for every angles */
void zeRace_generate_cars()
{
{
float x,y;
float tcos,tsin;
- if ((cars[i][j]=SDL_CreateRGBSurface(SDL_SWSURFACE,30,30,32,0x000000ff,0x0000ff00,0x00ff0000,0xff000000))==NULL)
+ if ((cars[i][j]=SDL_CreateRGBSurface(SDL_SWSURFACE,30,30,32,0xff<<RSHIFT,0xff<<GSHIFT,0xff<<BSHIFT,0xff<<ASHIFT))==NULL)
{
fprintf(stderr,"CreateRGBSurface failed: %s\n",SDL_GetError());
zeRace_exit();
void zeRace_init()
{
int flags;
+ struct _tracklist *loopcheck;
/* do a clean exit in case of emergency */
signal(SIGINT,zeRace_exit);
/* get the list of local tracks */
if (!zeRace_get_tracks(&tracklist)) zeRace_exit();
+ /* download missing files */
+ loopcheck=tracklist;
+ while (tracklist->next!=loopcheck)
+ {
+ zeRace_download_file(tracklist->full);
+ zeRace_download_file(tracklist->function);
+ tracklist=tracklist->next;
+ }
+
srand(time(NULL));
if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO)<0)
}
atexit(SDL_Quit);
- if(SDLNet_Init()==-1)
+ if (SDLNet_Init()==-1)
{
fprintf(stderr,"could not initialize SDLNet : %s\n",SDLNet_GetError());
zeRace_exit();
/* send the best time for this race to the web server */
-void zeRace_send_time(struct _record record/*float x,float y,float speed,float angle,int btime,char *bkeys*/)
+void zeRace_send_time(struct _record record)
{
IPaddress ip;
TCPsocket tcpsock;
char *msg9="&bkeys=";
int len,result;
+ /* if the best time is small enought to save all keys, send it */
+ if (record.time>=MAXRECORDKEYS) return;
+
printf("sending time... ");
fflush(stdout);
- if(SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
+ if (SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
{
fprintf(stderr,"SDLNet_ResolveHost: %s\n",SDLNet_GetError());
return;
}
tcpsock=SDLNet_TCP_Open(&ip);
- if(!tcpsock)
+ if (!tcpsock)
{
fprintf(stderr,"SDLNet_TCP_Open: %s\n",SDLNet_GetError());
return;
len=strlen(temp);
result=SDLNet_TCP_Send(tcpsock,temp,len);
- if(result<len)
+ if (result<len)
fprintf(stderr,"SDLNet_TCP_Send: %s\n", SDLNet_GetError());
else
printf("done\n");
int lastack=alltime;
struct _record net;
struct _car oldnetpos[MAX_CLIENTS],newnetpos[MAX_CLIENTS];
+
+ /* free memory */
+ void free_mem()
+ {
+ SDL_FreeSurface(cir);
+ SDL_FreeSurface(fun);
+ if (config.sound)
+ {
+ Mix_FreeMusic(light);
+ Mix_FreeMusic(engine);
+ Mix_FreeMusic(crash);
+ Mix_FreeMusic(slide);
+ }
+ return;
+ }
cir=IMG_Load(tracklist->full);
fun=IMG_Load(tracklist->function);
switch (event.key.keysym.sym)
{
case SDLK_ESCAPE:
- /* free memory */
- Mix_FreeMusic(light);
- Mix_FreeMusic(engine);
- Mix_FreeMusic(crash);
- Mix_FreeMusic(slide);
- /* if the best time is small enought to save all keys, send it */
- if (best.time<MAXRECORDKEYS) zeRace_send_time(best);
if (udpsock)
{
print(screen,WIDTH/2-strlen("Disconnecting !")*5,HEIGHT/2-10,"Disconnecting !");
SDLNet_UDP_Send(udpsock,-1,packet);
SDL_Flip(screen);
}
+ zeRace_send_time(best);
+ free_mem();
return;
default:
i=event.key.keysym.sym;
if (i==config.down) kd=1;
if (i==config.left) kl=1;
if (i==config.right) kr=1;
+ if (i==config.boss)
+ {
+ /* display the boss screen */
+ SDL_Surface *boss;
+ boss=IMG_Load("sprites/boss.png");
+ SDL_BlitSurface(boss,NULL,screen,NULL);
+ SDL_FreeSurface(boss);
+ SDL_Flip(screen);
+ /* and wait until the user press another key */
+ for (;;) if (SDL_PollEvent(&event)) { if (event.type==SDL_KEYDOWN) break; } else SDL_Delay(10);
+ SDL_BlitSurface(cir,NULL,screen,NULL);
+ SDL_Flip(screen);
+ }
break;
}
break;
char *tmp;
while (SDLNet_UDP_Recv(udpsock,packet)) if (strcmp(packet->data,"positions")==0)
{
- /*struct _car netcar;*/
int servertime,clienttime,nb;
- memcpy(&servertime,packet->data+strlen("positions")+1,sizeof(int));
- memcpy(&clienttime,packet->data+strlen("positions")+1+sizeof(int),sizeof(int));
- memcpy(&nb,packet->data+strlen("positions")+1+sizeof(int)+sizeof(int),sizeof(int));
+ servertime=SDLNet_Read32(packet->data+strlen("positions")+1);
+ clienttime=SDLNet_Read32(packet->data+strlen("positions")+1+4);
+ nb=SDLNet_Read16(packet->data+strlen("positions")+1+4+4);
if (clienttime>lastack)
{
memcpy(net.keys,net.keys+clienttime-lastack,net.time+1);
if (clienttime>servertime+5) delay+=DELAY;
if (clienttime<servertime-5) delay-=DELAY;
if (delay<0) delay=0;
- /* printf("servertime = %d clienttime = %d lastack = %d nb = %d delay = %d net.time = %d\n",servertime,clienttime,lastack,nb,delay,net.time); */
for (i=0;i<MAX_CLIENTS;i++) newnetpos[i].w=0;
- memcpy(newnetpos,packet->data+strlen("positions")+1+sizeof(int)*3,sizeof(struct _car)*nb);
+ for (i=0;i<nb;i++)
+ {
+ newnetpos[i].w=newnetpos[i].h=30;
+ newnetpos[i].x=SDLNet_Read16(packet->data+strlen("positions")+1+4+4+2+i*8);
+ newnetpos[i].y=SDLNet_Read16(packet->data+strlen("positions")+1+4+4+2+i*8+2);
+ newnetpos[i].angle=(float)SDLNet_Read16(packet->data+strlen("positions")+1+4+4+2+i*8+2+2)/1000;
+ newnetpos[i].color=SDLNet_Read16(packet->data+strlen("positions")+1+4+4+2+i*8+2+2+2);
+ }
lastack=clienttime;
}
- } else return;
+ }
+ else /* end of this network race */
+ {
+ zeRace_send_time(best);
+ free_mem();
+ return;
+ }
if (strlen(net.keys)!=0)
{
tmp=packet->data;
strcpy(tmp,"keys");
tmp+=strlen(tmp)+1;
- memcpy(tmp,&lastack,sizeof(int));
- tmp+=sizeof(int);
+ SDLNet_Write32(lastack,tmp);
+ tmp+=4;
strcpy(tmp,net.keys);
tmp+=strlen(tmp)+1;
packet->len=(void *)tmp-(void *)packet->data+10;
if (config.sound) Mix_PlayMusic(crash,1)==-1;
}
+ /* game time */
+ current.time++;
+ net.time++;
+ if (udpsock && net.time>MAX_LAG)
+ {
+ print(screen,WIDTH/2-strlen("Timeout !")*5,HEIGHT/2-10,"Timeout !");
+ SDL_Flip(screen);
+ zeRace_send_time(best);
+ free_mem();
+ return;
+ }
+ alltime++;
+
/* if we completed a lap */
if (car.lapflag)
{
/* let the system breath */
SDL_Delay(delay);
- /* game time */
- current.time++;
- net.time++;
- if (udpsock && net.time>MAX_LAG)
- {
- print(screen,WIDTH/2-strlen("Timeout !")*5,HEIGHT/2-10,"Timeout !");
- SDL_Flip(screen);
- return;
- }
- alltime++;
}
}
print(screen,screen->w/2-strlen("zeRace " VERSION)*5,screen->h/2-splash->h/2-20,"zeRace " VERSION);
SDL_FreeSurface(splash);
SDL_Flip(screen);
- /*SDL_Delay(2000);*/
+ SDL_Delay(2000);
}
int i,nb,tmp;
SDL_Rect pos;
SDL_FillRect(screen,NULL,0x000000);
- memcpy(&nb,buf,sizeof(int));
- buf+=sizeof(int);
+ nb=SDLNet_Read16(buf);
+ buf+=2;
print(screen,WIDTH/2-16*5,HEIGHT/14,"* Race results *");
for (i=0;i<nb;i++)
{
print(screen,150,(i+3)*HEIGHT/14,buf);
buf+=strlen(buf)+1;
- memcpy(&tmp,buf,sizeof(int));
- buf+=sizeof(int);
+ tmp=SDLNet_Read16(buf);
+ buf+=2;
pos.x=110;
pos.y=(i+3)*HEIGHT/14-8;
SDL_BlitSurface(cars[tmp][0],NULL,screen,&pos);
tmp+=strlen(tmp)+1;
strcpy(tmp,config.pseudo);
tmp+=strlen(tmp)+1;
- memcpy(tmp,&config.color,sizeof(int));
- tmp+=sizeof(int);
+ SDLNet_Write16(config.color,tmp);
+ tmp+=2;
packet->len=(void *)tmp-(void *)packet->data;
SDLNet_UDP_Send(udpsock,-1,packet);
/* network loop */
zeRace_exit();
}
tmp+=strlen(tmp)+1;
- memcpy(&time,tmp,sizeof(int));
- tmp+=sizeof(int);
- memcpy(&network_speed,tmp,sizeof(int));
+ time=SDLNet_Read32(tmp);
+ tmp+=4;
+ network_speed=SDLNet_Read32(tmp);
zeRace_launch(time,go);
if (strcmp(packet->data,"finish")==0) zeRace_top10(packet->data+strlen(packet->data)+1);
lag=0;
printf("dowloading list of servers... ");
fflush(stdout);
- if(SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
+ if (SDLNet_ResolveHost(&ip,"royale.zerezo.com",80)==-1)
{
fprintf(stderr,"SDLNet_ResolveHost: %s\n",SDLNet_GetError());
return;
}
tcpsock=SDLNet_TCP_Open(&ip);
- if(!tcpsock)
+ if (!tcpsock)
{
fprintf(stderr,"SDLNet_TCP_Open: %s\n",SDLNet_GetError());
return;
len=strlen(request);
result=SDLNet_TCP_Send(tcpsock,request,len);
- if(result<len)
+ if (result<len)
fprintf(stderr,"SDLNet_TCP_Send: %s\n",SDLNet_GetError());
else
{
tmp=response;
while (*tmp!='\0' || *(tmp+1)!='\r') tmp++;
tmp+=3;
- printf("%s\n",tmp);
for (i=0;i<10;i++)
{
strcpy(servers[i].name,tmp);
{
SDL_Event event;
int active=0;
- #define CONFIG_OPTIONS 11
+ #define CONFIG_OPTIONS 12
void update()
{
pos.x=123;
pos.y=HEIGHT/(CONFIG_OPTIONS+4)*12-7;
SDL_BlitSurface(cars[config.color][0],NULL,screen,&pos);
+ print(screen,40,HEIGHT/(CONFIG_OPTIONS+4)*13,"Boss key : ");
+ print(screen,40+10*strlen("Boss key : "),HEIGHT/(CONFIG_OPTIONS+4)*13,config.boss?SDL_GetKeyName(config.boss):"<press key>");
print(screen,40,HEIGHT/(CONFIG_OPTIONS+4)*(CONFIG_OPTIONS+2),"Back to main menu");
SDL_Flip(screen);
}
if (config.color<0) config.color=11;
if (config.color>11) config.color=0;
break;
- case 10:
+ case 10: config.boss=0; update(); config.boss=read_key(); break;
+ case 11:
return;
}
update();
projects / zeRace / blobdiff