void Delta_ParseTableField( sizebuf_t *msg )
{
int tableIndex, nameIndex;
float mul = 1.0f, post_mul = 1.0f;
int flags, bits;
const char *pName;
delta_info_t *dt;
tableIndex = BF_ReadUBitLong( msg, 4 );
dt = Delta_FindStructByIndex( tableIndex );
if( !dt )
Host_Error( "Delta_ParseTableField: not initialized" );
nameIndex = BF_ReadUBitLong( msg, 8 ); // read field name index
if( !( nameIndex >= 0 && nameIndex < dt->maxFields ) )
Host_Error( "Delta_ParseTableField: wrong nameIndex" );
pName = dt->pInfo[nameIndex].name;
flags = BF_ReadUBitLong( msg, 10 );
bits = BF_ReadUBitLong( msg, 5 ) + 1;
// read the multipliers
if( BF_ReadOneBit( msg ))
mul = BF_ReadFloat( msg );
if( BF_ReadOneBit( msg ))
post_mul = BF_ReadFloat( msg );
// delta encoders it's already initialized on this machine (local game)
if( delta_init ) return;
// add field to table
Delta_AddField( dt->pName, pName, flags, bits, mul, post_mul );
}
void Delta_InitFields( void )
{
char *afile, *pfile;
string encodeDll, encodeFunc, token;
delta_info_t *dt;
afile = FS_LoadFile( DELTA_PATH, NULL, false );
if( !afile )
{
static string errormsg;
Q_snprintf( errormsg, sizeof( errormsg ), "DELTA_Load: couldn't load file %s\n", DELTA_PATH );
Sys_Error( errormsg );
}
pfile = afile;
while(( pfile = COM_ParseFile( pfile, token )) != NULL )
{
dt = Delta_FindStruct( token );
if( dt == NULL )
{
Sys_Error( "delta.lst: unknown struct %s\n", token );
}
pfile = COM_ParseFile( pfile, encodeDll );
if( !Q_stricmp( encodeDll, "none" ))
Q_strcpy( encodeFunc, "null" );
else pfile = COM_ParseFile( pfile, encodeFunc );
// jump to '{'
pfile = COM_ParseFile( pfile, token );
if( token[0] != '{' )
{
Sys_Error( "delta.lst: missing '{' in section %s\n", dt->pName );
}
Delta_ParseTable( &pfile, dt, encodeDll, encodeFunc );
}
Mem_Free( afile );
// adding some requrid fields fields that user may forget or don't know how to specified
Delta_AddField( "event_t", "velocity[0]", DT_SIGNED | DT_FLOAT, 16, 8.0f, 1.0f );
Delta_AddField( "event_t", "velocity[1]", DT_SIGNED | DT_FLOAT, 16, 8.0f, 1.0f );
Delta_AddField( "event_t", "velocity[2]", DT_SIGNED | DT_FLOAT, 16, 8.0f, 1.0f );
}
void Delta_Init( void )
{
delta_info_t *dt;
// shutdown it first
if( delta_init ) Delta_Shutdown ();
Delta_InitFields (); // initialize fields
delta_init = true;
dt = Delta_FindStruct( "movevars_t" );
ASSERT( dt != NULL );
if( dt->bInitialized ) return; // "movevars_t" already specified by user
// create movevars_t delta internal
Delta_AddField( "movevars_t", "gravity", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "stopspeed", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "maxspeed", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "spectatormaxspeed", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "accelerate", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "airaccelerate", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "wateraccelerate", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "friction", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "edgefriction", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "waterfriction", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "bounce", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "stepsize", DT_FLOAT|DT_SIGNED, 16, 16.0f, 1.0f );
Delta_AddField( "movevars_t", "maxvelocity", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
if( host.features & ENGINE_WRITE_LARGE_COORD )
Delta_AddField( "movevars_t", "zmax", DT_FLOAT|DT_SIGNED, 18, 1.0f, 1.0f ); // no fractional part
else
Delta_AddField( "movevars_t", "zmax", DT_FLOAT|DT_SIGNED, 16, 1.0f, 1.0f ); // no fractional part
Delta_AddField( "movevars_t", "waveHeight", DT_FLOAT|DT_SIGNED, 16, 16.0f, 8.0f );
Delta_AddField( "movevars_t", "skyName", DT_STRING, 1, 1.0f, 1.0f );
Delta_AddField( "movevars_t", "footsteps", DT_INTEGER, 1, 1.0f, 1.0f );
Delta_AddField( "movevars_t", "rollangle", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f );
Delta_AddField( "movevars_t", "rollspeed", DT_FLOAT|DT_SIGNED, 16, 8.0f, 1.0f );
Delta_AddField( "movevars_t", "skycolor_r", DT_FLOAT|DT_SIGNED, 12, 1.0f, 1.0f ); // 0 - 264
Delta_AddField( "movevars_t", "skycolor_g", DT_FLOAT|DT_SIGNED, 12, 1.0f, 1.0f );
Delta_AddField( "movevars_t", "skycolor_b", DT_FLOAT|DT_SIGNED, 12, 1.0f, 1.0f );
Delta_AddField( "movevars_t", "skyvec_x", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f ); // 0 - 1
Delta_AddField( "movevars_t", "skyvec_y", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f );
Delta_AddField( "movevars_t", "skyvec_z", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f );
Delta_AddField( "movevars_t", "skydir_x", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f ); // 0 - 1
Delta_AddField( "movevars_t", "skydir_y", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f );
Delta_AddField( "movevars_t", "skydir_z", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f );
Delta_AddField( "movevars_t", "skyangle", DT_ANGLE, 16, 1.0f, 1.0f ); // 0 - 360
Delta_AddField( "movevars_t", "wateralpha", DT_FLOAT|DT_SIGNED, 16, 32.0f, 1.0f );
Delta_AddField( "movevars_t", "fog_settings", DT_INTEGER, 32, 1.0f, 1.0f );
// now done
dt->bInitialized = true;
}
